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 8DF81C64E8A for ; Thu, 3 Dec 2020 11:00:28 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C7BB6208FE for ; Thu, 3 Dec 2020 11:00:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C7BB6208FE 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 CD1136B006E; Thu, 3 Dec 2020 06:00:26 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C82F46B0070; Thu, 3 Dec 2020 06:00:26 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B955A6B0071; Thu, 3 Dec 2020 06:00:26 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0045.hostedemail.com [216.40.44.45]) by kanga.kvack.org (Postfix) with ESMTP id A00786B006E for ; Thu, 3 Dec 2020 06:00:26 -0500 (EST) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 677BC1EF2 for ; Thu, 3 Dec 2020 11:00:26 +0000 (UTC) X-FDA: 77551677252.03.bun88_5808cb5273bb Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin03.hostedemail.com (Postfix) with ESMTP id 3AAA428A4EB for ; Thu, 3 Dec 2020 11:00:26 +0000 (UTC) X-HE-Tag: bun88_5808cb5273bb X-Filterd-Recvd-Size: 9747 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by imf30.hostedemail.com (Postfix) with ESMTP for ; Thu, 3 Dec 2020 11:00:25 +0000 (UTC) Received: by mail-il1-f198.google.com with SMTP id j8so1279081ilr.11 for ; Thu, 03 Dec 2020 03:00:25 -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=s7wpIQYD7HOHVPoKzCJyXbPlEInW7mVrYwkI7T/QRJQ=; b=EOKDbMHJzwI/CxgZprPM6ejEAN0jX9GC3VzqNwevVGMdyMrB1LWkUyfAO8Wa8kNG2t +pHeC3DZnwPGJp4enYowOBO0aaIERwzIdpDGAi+fTRwtIohHKobTvMGDX00wLW6+aZTa gek+mv1CIxB4mQPxEj0CCtvko1/3XUfZGz7vSR0gvx2NTdACZbupMjSsslYTULAxpNWV uhaYT+rcxCHF2P6q2vYgEedbVJVUAbcD7Tutgc/m6DlbyTYoyckW28HWOyxBhqlfOJ5t kjAGcbOgyuzNnNpCriXk1SDCVGJOxMyDvh9IwYK/BkIorikULyxRTwdeSclBzDClhFwy pyFw== X-Gm-Message-State: AOAM530M/B8WQ02g4b/u/6zu0gkrqoeC3VdDeONVVoB51nmEJ021d7jR CUAK96ChlPJnpdhfVqFIk1bMS3sHrRKKPAypeMRqNNPj8n1c X-Google-Smtp-Source: ABdhPJweJ8AbF1iH6ngtDCAfGuAVk6pJ26+tLMvrhopTnHYj37h30tcZI/Ams8E4TM/ELH/1j3as+gDu73pJP+Bvo/hvV1mBebiW MIME-Version: 1.0 X-Received: by 2002:a5e:d717:: with SMTP id v23mr2665788iom.60.1606993225116; Thu, 03 Dec 2020 03:00:25 -0800 (PST) Date: Thu, 03 Dec 2020 03:00:25 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000056f29e05b58d448f@google.com> Subject: linux-next boot error: kernel BUG at include/linux/page-flags.h: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: bfd521e1 Add linux-next specific files for 20201203 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=3D14d5d403500000 kernel config: https://syzkaller.appspot.com/x/.config?x=3D76090eb4ba939f8= 7 dashboard link: https://syzkaller.appspot.com/bug?extid=3D86800a8349c0f3f94= 66e 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+86800a8349c0f3f9466e@syzkaller.appspotmail.com NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] 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: 97 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 s223304 r8192 d30648 u1048576 kvm-guest: stealtime: cpu 0, msr b9e1fb80 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:ffffea0000000000 is uninitialized and poisoned raw: ffffffffffffffff ffffea0000000008 ffffea0000000008 ffffffffffffffff raw: ffffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffff page dumped because: VM_BUG_ON_PAGE(1 && PageCompound(page)) ------------[ cut here ]------------ kernel BUG at include/linux/page-flags.h:356! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 0 Comm: swapper Not tainted 5.10.0-rc6-next-20201203-syzkaller = #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Goo= gle 01/01/2011 RIP: 0010:__SetPageReserved include/linux/page-flags.h:356 [inline] RIP: 0010:reserve_bootmem_region+0xc8/0x128 mm/page_alloc.c:1522 Code: e8 03 42 80 3c 30 00 74 08 48 89 ef e8 a1 54 c3 f8 48 8b 45 00 0f ba = e0 10 73 11 48 c7 c6 00 e9 55 89 48 89 ef e8 08 53 b1 f8 <0f> 0b 4c 89 e8 4= 8 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ef e8 70 54 RSP: 0000:ffffffff8b007d98 EFLAGS: 00010096 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffffffff8b09b000 RSI: ffffffff88b71174 RDI: 0000000000000003 RBP: ffffea0000000000 R08: ffffffffffffffff R09: 0000000000000001 R10: ffffffff88b7111b R11: 0000000000000000 R12: 0000000000000010 R13: ffffea0000000008 R14: dffffc0000000000 R15: ffffffff8b007e20 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:000000000000000= 0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b08e000 CR4: 00000000000406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: free_low_memory_core_early mm/memblock.c:2051 [inline] memblock_free_all+0xf0/0x2c7 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+0x184/0x491 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 9fcd7b4745fb867f ]--- RIP: 0010:__SetPageReserved include/linux/page-flags.h:356 [inline] RIP: 0010:reserve_bootmem_region+0xc8/0x128 mm/page_alloc.c:1522 Code: e8 03 42 80 3c 30 00 74 08 48 89 ef e8 a1 54 c3 f8 48 8b 45 00 0f ba = e0 10 73 11 48 c7 c6 00 e9 55 89 48 89 ef e8 08 53 b1 f8 <0f> 0b 4c 89 e8 4= 8 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ef e8 70 54 RSP: 0000:ffffffff8b007d98 EFLAGS: 00010096 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffffffff8b09b000 RSI: ffffffff88b71174 RDI: 0000000000000003 RBP: ffffea0000000000 R08: ffffffffffffffff R09: 0000000000000001 R10: ffffffff88b7111b R11: 0000000000000000 R12: 0000000000000010 R13: ffffea0000000008 R14: dffffc0000000000 R15: ffffffff8b007e20 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:000000000000000= 0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b08e000 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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