From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 432F7D3E2A0 for ; Mon, 28 Oct 2024 18:38:02 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D7B3E6B0088; Mon, 28 Oct 2024 14:38:01 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D2AF98D0002; Mon, 28 Oct 2024 14:38:01 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B7E308D0001; Mon, 28 Oct 2024 14:38:01 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 9140A6B0088 for ; Mon, 28 Oct 2024 14:38:01 -0400 (EDT) Received: from smtpin16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 362B3AC1E6 for ; Mon, 28 Oct 2024 18:38:01 +0000 (UTC) X-FDA: 82723869858.16.77907B1 Received: from nyc.source.kernel.org (nyc.source.kernel.org [147.75.193.91]) by imf20.hostedemail.com (Postfix) with ESMTP id 379AA1C002E for ; Mon, 28 Oct 2024 18:37:29 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=gZ3f6nA8; spf=pass (imf20.hostedemail.com: domain of hawk@kernel.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=hawk@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1730140469; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=BFtmz832kNOvXLq2KIydKBlDhy2N695fdHFziuH/SUU=; b=RsDG4NZDCR+Hg4YZ80EE87XAqcgR1LjSlSGL38HqJMo3I9JLzTvNNyTZLNxoqGa1pe0kew 8kmtTCE3R0Cw4dpVqjFWfBCxQvUEF6OvpD52CFXbU7Tb88/25qu4SyNP8EKUNOUUR/vQQ0 YqDpLxKRselTTKKT4uXqo618L87btus= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=gZ3f6nA8; spf=pass (imf20.hostedemail.com: domain of hawk@kernel.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=hawk@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1730140469; a=rsa-sha256; cv=none; b=du/qPwCX45CTO6CQhInYK77jp4qLgoYkFq1qtHhEQzfcsdAXf/RI43wcnQeEaA9BDh0mxf N700eeS0afDqHEbeokeh77T7Bmh0stgfAhBeeFLbmqYSv1Qg9iZxSnC+ANwSE04XpeasIm VkW2slSXRKC3buMnRc+SxCIgUxAYcQg= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 1CEC6A42B20; Mon, 28 Oct 2024 18:35:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 98F2AC4CEC3; Mon, 28 Oct 2024 18:37:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730140673; bh=1IfWTLCUgEOgu5xZOkUO+RyyKtQNftqgLOGvEOmzanY=; h=Date:Subject:To:References:From:In-Reply-To:From; b=gZ3f6nA8NaU3zd+2Vw16ypMhkqCtnkLBOwZ4RXzNxEp0Omwm1T+SAcs4+X3lOiiE8 LLA9qiCHuMcb0HX+ad/ds8emXPtjYQBmDNqMPfkvTV5qVM3tQRdD5bM9HFVt28gw0I WDJRKe+EVUGHtxRlEoKEG57OWxJ6El9986Nxt4+B6eNnCBw74KqNnK6WN6t+wMDj1P n0o74eeLVhQXg6po7gXJGsDFWorA45C6sNnO6KxzJXZqxd0gz4g0uLVWxjOXMrGNOu PvUI6zILlKFl5g0ydzmZc6ZJxVoHtMr3qr8Fo6IJTjiImVeLU1M4PF2AsKDMC2rfXb w3qeY0xNzQYuQ== Message-ID: <913828ac-9fc6-4261-883a-06ac87d86aa6@kernel.org> Date: Mon, 28 Oct 2024 19:37:48 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [net?] BUG: Bad page state in bpf_test_run_xdp_live To: syzbot , akpm@linux-foundation.org, davem@davemloft.net, edumazet@google.com, ilias.apalodimas@linaro.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, Mina Almasry , =?UTF-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= , David Hildenbrand References: <671ecfe4.050a0220.2b8c0f.01ed.GAE@google.com> Content-Language: en-US From: Jesper Dangaard Brouer In-Reply-To: <671ecfe4.050a0220.2b8c0f.01ed.GAE@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 379AA1C002E X-Stat-Signature: cucgwggpkszdy5y5htupa5ingk4ju1io X-Rspam-User: X-HE-Tag: 1730140649-367065 X-HE-Meta: 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 cVp/lqUv 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 AmVWlrwj uMpujNIoUq5lp7br7xqBdUbRH7xxqWR1A75Yaw3VOlOO6NcrIPS6PHXIP/caSqEegGdigv38tuCMzLAoO1jHdku7XT0I76nF9SDolQKPNtj6WX8IDSQNu9SarQE566IhagBNaHcRQV/4n0k7FxMGrg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Cc. Toke (I see page_pool used from xdp_test_run_batch) Cc. Mina (as I see page_pool_alloc_netmem() below) On 28/10/2024 00.42, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 6d858708d465 Merge branch 'net-ethernet-freescale-use-pa-t.. > git tree: net-next > console output: https://syzkaller.appspot.com/x/log.txt?x=15d6a65f980000 > kernel config: https://syzkaller.appspot.com/x/.config?x=e7f0cac6eaefe81d > dashboard link: https://syzkaller.appspot.com/bug?extid=d121e098da06af416d23 > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=156b48a7980000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=144db640580000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/88c678a36ec8/disk-6d858708.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/b19b4fbbd593/vmlinux-6d858708.xz > kernel image: https://storage.googleapis.com/syzbot-assets/18fef9c3fe20/bzImage-6d858708.xz > > The issue was bisected to: > > commit dba1b8a7ab6853a84bf3afdbeac1c2f2370d3444 $ git describe --contains dba1b8a7ab6853a84bf3afdbeac1c2f2370d3444 v6.8-rc1~131^2~268 > Author: Jesper Dangaard Brouer > Date: Fri Nov 24 10:16:52 2023 +0000 > > mm/page_pool: catch page_pool memory leaks > Bisect is likely wrong, as this patch simply catch page_pool memory leaks. > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1578f640580000 > final oops: https://syzkaller.appspot.com/x/report.txt?x=1778f640580000 > console output: https://syzkaller.appspot.com/x/log.txt?x=1378f640580000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+d121e098da06af416d23@syzkaller.appspotmail.com > Fixes: dba1b8a7ab68 ("mm/page_pool: catch page_pool memory leaks") > > BUG: Bad page state in process syz-executor203 pfn:278e1 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e1dc0 pfn:0x278e1 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 dead000000000040 == PP_SIGNATURE > raw: ffff8880278e1dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated I'm unfamiliar with "page_owner" system? > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248414468, free_ts 71048141035 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Not tainted 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > (no more comment below, but kept remaining email intact) > BUG: Bad page state in process syz-executor203 pfn:278e2 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e2dc0 pfn:0x278e2 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e2dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248403197, free_ts 71048146269 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:278e3 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e3dc0 pfn:0x278e3 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e3dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248392499, free_ts 71048151461 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:278e4 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e4dc0 pfn:0x278e4 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e4dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248381341, free_ts 71048156641 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:278e5 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e5dc0 pfn:0x278e5 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e5dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248370083, free_ts 71048161843 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:278e6 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e6dc0 pfn:0x278e6 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e6dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248358846, free_ts 71048190667 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:278e7 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880278e7dc0 pfn:0x278e7 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff8880278e7dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248347054, free_ts 71048196073 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:6a1f0 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806a1f0dc0 pfn:0x6a1f0 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff88806a1f0dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248335775, free_ts 71048201729 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:6a1f1 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806a1f1dc0 pfn:0x6a1f1 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff88806a1f1dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248324385, free_ts 71048206965 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:6a1f2 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806a1f2dc0 pfn:0x6a1f2 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff88806a1f2dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248313104, free_ts 71048212188 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:6a1f3 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806a1f3dc0 pfn:0x6a1f3 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff88806a1f3dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248301669, free_ts 71048217415 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inline] > skb_free_head net/core/skbuff.c:1096 [inline] > skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125 > skb_release_all net/core/skbuff.c:1190 [inline] > __kfree_skb net/core/skbuff.c:1204 [inline] > sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 > kfree_skb_reason include/linux/skbuff.h:1262 [inline] > __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642 > __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743 > __netif_receive_skb_list net/core/dev.c:5810 [inline] > netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901 > netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953 > xdp_recv_frames net/bpf/test_run.c:279 [inline] > xdp_test_run_batch net/bpf/test_run.c:360 [inline] > bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7effeb162d19 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:00007effeb0f4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 > RAX: ffffffffffffffda RBX: 00007effeb1e5338 RCX: 00007effeb162d19 > RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a > RBP: 00007effeb1e5330 R08: 00007effeb0f46c0 R09: 00007effeb0f46c0 > R10: 00007effeb0f46c0 R11: 0000000000000246 R12: 00007effeb1b21bc > R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffc0d3b6078 > > BUG: Bad page state in process syz-executor203 pfn:6a1f4 > page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806a1f4dc0 pfn:0x6a1f4 > flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) > raw: 00fff00000000000 dead000000000040 ffff888026a8f000 0000000000000000 > raw: ffff88806a1f4dc0 0000000000000001 00000000ffffffff 0000000000000000 > page dumped because: page_pool leak > page_owner tracks the page as allocated > page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5947, tgid 5944 (syz-executor203), ts 71248290591, free_ts 71048222589 > set_page_owner include/linux/page_owner.h:32 [inline] > post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 > prep_new_page mm/page_alloc.c:1545 [inline] > get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 > __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733 > alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681 > alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline] > __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538 > page_pool_alloc_netmem net/core/page_pool.c:590 [inline] > page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597 > page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline] > xdp_test_run_batch net/bpf/test_run.c:305 [inline] > bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389 > bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317 > bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247 > __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652 > __do_sys_bpf kernel/bpf/syscall.c:5741 [inline] > __se_sys_bpf kernel/bpf/syscall.c:5739 [inline] > __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > page last free pid 5938 tgid 5938 stack trace: > reset_page_owner include/linux/page_owner.h:25 [inline] > free_pages_prepare mm/page_alloc.c:1108 [inline] > free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 > discard_slab mm/slub.c:2677 [inline] > __put_partials+0xeb/0x130 mm/slub.c:3145 > put_cpu_partial+0x17c/0x250 mm/slub.c:3220 > __slab_free+0x2ea/0x3d0 mm/slub.c:4449 > qlink_free mm/kasan/quarantine.c:163 [inline] > qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 > kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 > __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 > kasan_slab_alloc include/linux/kasan.h:247 [inline] > slab_post_alloc_hook mm/slub.c:4085 [inline] > slab_alloc_node mm/slub.c:4134 [inline] > kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 > taskstats_tgid_alloc kernel/taskstats.c:582 [inline] > taskstats_exit+0x360/0xa60 kernel/taskstats.c:621 > do_exit+0x9ad/0x28e0 kernel/exit.c:924 > do_group_exit+0x207/0x2c0 kernel/exit.c:1088 > __do_sys_exit_group kernel/exit.c:1099 [inline] > __se_sys_exit_group kernel/exit.c:1097 [inline] > __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 > x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 > do_syscall_x64 arch/x86/entry/common.c:52 [inline] > do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > Modules linked in: > CPU: 1 UID: 0 PID: 5947 Comm: syz-executor203 Tainted: G B 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 > Tainted: [B]=BAD_PAGE > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > Call Trace: > > __dump_stack lib/dump_stack.c:94 [inline] > dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 > bad_page+0x166/0x1b0 mm/page_alloc.c:501 > free_page_is_bad mm/page_alloc.c:918 [inline] > free_pages_prepare mm/page_alloc.c:1100 [inline] > free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638 > skb_free_frag include/linux/skbuff.h:3405 [inl > > --- > This report is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@googlegroups.com. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > For information about bisection process see: https://goo.gl/tpsmEJ#bisection > > If the report is already addressed, let syzbot know by replying with: > #syz fix: exact-commit-title > > If you want syzbot to run the reproducer, reply with: > #syz test: git://repo/address.git branch-or-commit-hash > If you attach or paste a git patch, syzbot will apply it before testing. > > If you want to overwrite report's subsystems, reply with: > #syz set subsystems: new-subsystem > (See the list of subsystem names on the web dashboard) > > If the report is a duplicate of another one, reply with: > #syz dup: exact-subject-of-another-report > > If you want to undo deduplication, reply with: > #syz undup