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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A567C4361A for ; Sat, 5 Dec 2020 07:02:11 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0B5FD22D2A for ; Sat, 5 Dec 2020 07:02:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B5FD22D2A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 988316B0036; Sat, 5 Dec 2020 02:02:10 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 9381C6B006C; Sat, 5 Dec 2020 02:02:10 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 84E9C6B0070; Sat, 5 Dec 2020 02:02:10 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0030.hostedemail.com [216.40.44.30]) by kanga.kvack.org (Postfix) with ESMTP id 6E6A06B0036 for ; Sat, 5 Dec 2020 02:02:10 -0500 (EST) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 2F0D71EE6 for ; Sat, 5 Dec 2020 07:02:10 +0000 (UTC) X-FDA: 77558334420.07.veil27_51164ff273cb Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin07.hostedemail.com (Postfix) with ESMTP id 16D301803F9A7 for ; Sat, 5 Dec 2020 07:02:10 +0000 (UTC) X-HE-Tag: veil27_51164ff273cb X-Filterd-Recvd-Size: 9785 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Sat, 5 Dec 2020 07:02:09 +0000 (UTC) Received: by mail-io1-f71.google.com with SMTP id m9so7250265ioa.9 for ; Fri, 04 Dec 2020 23:02:09 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to :content-transfer-encoding; bh=r+mWvnbTKF/iYjNtm6BSrreLwJ0c5mkcYjnkGdZvHNM=; b=Mnxtfr+I+soGEyErxtAkbg2AS/3QsqZ3a7h4qaJECgq/iYAtG5u9Xp9WtfPVXha0o1 ZpJ4gyVpu2xePYa6V+NG56u/8sh2i956zpEvoeoKyhkUwK9EaLEbfGYyyzoVdVOgJKBF ThlM2tTrADAjPeeK8avwDM09N1vPzP6HU2NDFDlEhK007uoxlvyra9Rz2bzNO8pQ5oaz OXNzPhEJ/7LGQl46OaftbTXmbLySdoCIFJdxbhXQYB2UlE6vtm7XZuzp7zaRVTnrufxW dc3xSIlD5QRe4dXrj3vcJSXX3PPb3oAS3Mw+dy9NaxcbxRysL2Mku+n7LTh3gMqH+TQS fU8w== X-Gm-Message-State: AOAM5313TWeW/pLm3tIU7+AYR0xq1+0QL8K77jjWktEUBOCAmssfQQF5 vHYVegaHVTjATfjV2sQG+DiJx8cfXrGqcvEaqgs3Ms+VBv+M X-Google-Smtp-Source: ABdhPJyBgtK7p9aLOHNVPXn1dGBFY6vna5NDZRZAoxGU+wCiuep5dkt026YZO7uV67Vf8QwQNWiRogqa13TbDTABrHP5iqH/vv/+ MIME-Version: 1.0 X-Received: by 2002:a92:40c6:: with SMTP id d67mr10519386ill.236.1607151729169; Fri, 04 Dec 2020 23:02:09 -0800 (PST) Date: Fri, 04 Dec 2020 23:02:09 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000eadc6b05b5b22baf@google.com> Subject: linux-next boot error: kernel BUG at mm/page_alloc.c:LINE! From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-next@vger.kernel.org, rppt@kernel.org, sfr@canb.auug.org.au, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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: Hello, syzbot found the following issue on: HEAD commit: 2996bd3f Add linux-next specific files for 20201204 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=3D16e3f06d500000 kernel config: https://syzkaller.appspot.com/x/.config?x=3D94ba7fafa89f1c3= f dashboard link: https://syzkaller.appspot.com/bug?extid=3D6db3aa7ac26c2c53b= f44 compiler: gcc (GCC) 10.1.0-syz 20200507 IMPORTANT: if you fix the issue, please add the following tag to the commit= : Reported-by: syzbot+6db3aa7ac26c2c53bf44@syzkaller.appspotmail.com Zone ranges: DMA [mem 0x0000000000001000-0x0000000000ffffff] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] Normal [mem 0x0000000100000000-0x000000023fffffff] Device empty Movable zone start for each node Early memory node ranges node 0: [mem 0x0000000000001000-0x000000000009efff] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] node 0: [mem 0x0000000100000000-0x000000013fffffff] node 1: [mem 0x0000000140000000-0x000000023fffffff] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] DMA: Zeroed struct page in unavailable ranges: 98 DMA32: Zeroed struct page in unavailable ranges: 3 Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] kasan: KernelAddressSanitizer initialized ACPI: PM-Timer IO Port: 0xb008 ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) Using ACPI (MADT) for SMP configuration information smpboot: Allowing 2 CPUs, 0 hotplug CPUs PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [mem 0xc0000000-0xfffbbfff] available for PCI devices Booting paravirtualized kernel on KVM clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_= idle_ns: 19112604462750000 ns setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 percpu: Embedded 64 pages/cpu s223240 r8192 d30712 u1048576 kvm-guest: stealtime: cpu 0, msr b9c1fb80 kvm-guest: PV spinlocks enabled PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) Built 2 zonelists, mobility grouping on. Total pages: 2064262 Policy zone: Normal Kernel command line: earlyprintk=3Dserial oops=3Dpanic panic_on_warn=3D1 nm= i_watchdog=3Dpanic panic=3D86400 net.ifnames=3D0 sysctl.kernel.hung_task_al= l_cpu_backtrace=3D1 ima_policy=3Dtcb watchdog_thresh=3D55 workqueue.watchdo= g_thresh=3D140 kvm-intel.nested=3D1 nf-conntrack-ftp.ports=3D20000 nf-connt= rack-tftp.ports=3D20000 nf-conntrack-sip.ports=3D20000 nf-conntrack-irc.por= ts=3D20000 nf-conntrack-sane.ports=3D20000 vivid.n_devs=3D16 vivid.multipla= nar=3D1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=3D16 rose.rose_ndevs= =3D16 spec_store_bypass_disable=3Dprctl numa=3Dfake=3D2 nopcid dummy_hcd.nu= m=3D8 binder.debug_mask=3D0 rcupdate.rcu_expedited=3D1 root=3D/dev/sda cons= ole=3DttyS0 vsyscall=3Dnative BOOT_IMAGE=3D/vmlinuz root=3D/dev/sda1 consol= e=3DttyS0 earlyprintk=3Dserial vsyscall=3Dnative oops=3Dpanic panic_on_warn= =3D1 nmi_watchdog=3Dpanic panic=3D86400 net.ifnames=3D0 sysctl.kernel.hung_= task_all_cpu_backtrace=3D1 mem auto-init: stack:off, heap alloc:on, heap free:off page:(____ptrval____) refcount:0 mapcount:0 mapping:0000000000000000 index:= 0x0 pfn:0x11 flags: 0x7ff00000000000() raw: 007ff00000000000 ffffea0000000448 ffffea0000000448 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: VM_BUG_ON_PAGE(pfn & ((1 << order) - 1)) ------------[ cut here ]------------ kernel BUG at mm/page_alloc.c:1015! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 0 Comm: swapper Not tainted 5.10.0-rc6-next-20201204-syzkaller = #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Goo= gle 01/01/2011 RIP: 0010:__free_one_page+0xa49/0xe00 mm/page_alloc.c:1015 Code: ef e8 ab 39 f7 ff 0f 0b 48 c7 c6 e0 49 76 89 4c 89 ff e8 9a 39 f7 ff = 0f 0b 0f 0b 48 c7 c6 40 4a 76 89 4c 89 ff e8 87 39 f7 ff <0f> 0b 48 c7 c6 a= 0 4a 76 89 4c 89 ff e8 76 39 f7 ff 0f 0b 41 83 fc RSP: 0000:ffffffff8b407c98 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffffffff8b49bc00 RSI: ffffffff88c8495e RDI: 0000000000000003 RBP: 0000000000000011 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff88c84940 R11: 0000000000000000 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000003 R15: ffffea0000000440 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:000000000000000= 0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b48e000 CR4: 00000000000406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: free_one_page+0x7b/0x1e0 mm/page_alloc.c:1447 __free_pages_ok+0x4af/0xec0 mm/page_alloc.c:1538 __free_pages_memory mm/memblock.c:2021 [inline] __free_memory_core mm/memblock.c:2037 [inline] free_low_memory_core_early mm/memblock.c:2060 [inline] memblock_free_all+0x240/0x332 mm/memblock.c:2100 mem_init+0x1d/0x2b5 arch/x86/mm/init_64.c:1292 mm_init+0xa4/0xcc init/main.c:831 start_kernel+0x184/0x4bc init/main.c:907 secondary_startup_64_no_verify+0xb0/0xbb Modules linked in: random: get_random_bytes called from init_oops_id kernel/panic.c:546 [inlin= e] with crng_init=3D0 random: get_random_bytes called from init_oops_id kernel/panic.c:543 [inlin= e] with crng_init=3D0 random: get_random_bytes called from print_oops_end_marker kernel/panic.c:5= 56 [inline] with crng_init=3D0 random: get_random_bytes called from oops_exit+0x58/0x80 kernel/panic.c:567= with crng_init=3D0 ---[ end trace 72f44cbe4160a0f3 ]--- RIP: 0010:__free_one_page+0xa49/0xe00 mm/page_alloc.c:1015 Code: ef e8 ab 39 f7 ff 0f 0b 48 c7 c6 e0 49 76 89 4c 89 ff e8 9a 39 f7 ff = 0f 0b 0f 0b 48 c7 c6 40 4a 76 89 4c 89 ff e8 87 39 f7 ff <0f> 0b 48 c7 c6 a= 0 4a 76 89 4c 89 ff e8 76 39 f7 ff 0f 0b 41 83 fc RSP: 0000:ffffffff8b407c98 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffffffff8b49bc00 RSI: ffffffff88c8495e RDI: 0000000000000003 RBP: 0000000000000011 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff88c84940 R11: 0000000000000000 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000003 R15: ffffea0000000440 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:000000000000000= 0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b48e000 CR4: 00000000000406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. 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