syzbot


kernel BUG in jfs_evict_inode

Status: upstream: reported C repro on 2022/09/26 17:05
Subsystems: jfs (incorrect?)
Reported-by: syzbot+9c0c58ea2e4887ab502e@syzkaller.appspotmail.com
First crash: 180d, last: 30m

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: kernel BUG in jfs_evict_inode (log)
Repro: C syz .config

Sample crash report:
------------[ cut here ]------------
kernel BUG at fs/jfs/inode.c:169!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5075 Comm: syz-executor296 Not tainted 6.2.0-rc5-syzkaller-00221-gab072681eabe #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:jfs_evict_inode+0x433/0x440 fs/jfs/inode.c:169
Code: 89 ef e8 90 9d dc fe e9 14 fe ff ff e8 c6 e3 86 fe 48 c7 c7 00 5a 70 8d 4c 89 ee e8 a7 7a 7b 01 e9 89 fd ff ff e8 ad e3 86 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 41 57 41 56 41 54 53 49 89
RSP: 0018:ffffc90003f6fa70 EFLAGS: 00010293
RAX: ffffffff8304f873 RBX: ffff8880735ba5b8 RCX: ffff888021459d40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880735ba930
RBP: ffff8880735ba500 R08: ffffffff82125841 R09: fffffbfff20fc84a
R10: fffffbfff20fc84a R11: 1ffffffff20fc849 R12: dffffc0000000000
R13: ffffffff8b2e1870 R14: dffffc0000000000 R15: ffff8880735ba930
FS:  000055555665c300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556665628 CR3: 000000007dcae000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x2a4/0x620 fs/inode.c:664
 dispose_list fs/inode.c:697 [inline]
 evict_inodes+0x658/0x700 fs/inode.c:747
 generic_shutdown_super+0x94/0x310 fs/super.c:480
 kill_block_super+0x79/0xd0 fs/super.c:1386
 deactivate_locked_super+0xa7/0xf0 fs/super.c:332
 cleanup_mnt+0x494/0x520 fs/namespace.c:1291
 task_work_run+0x243/0x300 kernel/task_work.c:179
 ptrace_notify+0x29a/0x340 kernel/signal.c:2354
 ptrace_report_syscall include/linux/ptrace.h:411 [inline]
 ptrace_report_syscall_exit include/linux/ptrace.h:473 [inline]
 syscall_exit_work+0x8c/0xe0 kernel/entry/common.c:251
 syscall_exit_to_user_mode_prepare+0x63/0xc0 kernel/entry/common.c:278
 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
 syscall_exit_to_user_mode+0xa/0x60 kernel/entry/common.c:296
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5b1fbb2a87
Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe03a21848 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5b1fbb2a87
RDX: 00007ffe03a21909 RSI: 000000000000000a RDI: 00007ffe03a21900
RBP: 00007ffe03a21900 R08: 00000000ffffffff R09: 00007ffe03a216e0
R10: 000055555665d653 R11: 0000000000000206 R12: 00007ffe03a229c0
R13: 000055555665d5f0 R14: 00007ffe03a21870 R15: 00007ffe03a229e0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x433/0x440 fs/jfs/inode.c:169
Code: 89 ef e8 90 9d dc fe e9 14 fe ff ff e8 c6 e3 86 fe 48 c7 c7 00 5a 70 8d 4c 89 ee e8 a7 7a 7b 01 e9 89 fd ff ff e8 ad e3 86 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 41 57 41 56 41 54 53 49 89
RSP: 0018:ffffc90003f6fa70 EFLAGS: 00010293

RAX: ffffffff8304f873 RBX: ffff8880735ba5b8 RCX: ffff888021459d40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880735ba930
RBP: ffff8880735ba500 R08: ffffffff82125841 R09: fffffbfff20fc84a
R10: fffffbfff20fc84a R11: 1ffffffff20fc849 R12: dffffc0000000000
R13: ffffffff8b2e1870 R14: dffffc0000000000 R15: ffff8880735ba930
FS:  000055555665c300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5b17bd9000 CR3: 000000007dcae000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (317):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci2-upstream-fs 2023/01/30 07:14 upstream ab072681eabe 9dfcf09c .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-root 2022/10/09 21:41 upstream a6afa4199d3d aea5da89 .config strace log report syz C [disk image] [vmlinux] [mounted in repro] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-root 2022/10/01 03:59 upstream 5a77386984b5 feb56351 .config strace log report syz C [disk image] [vmlinux] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-root 2022/09/28 21:41 upstream 49c13ed0316d e2556bc3 .config strace log report syz C kernel BUG in jfs_evict_inode
ci2-upstream-fs 2022/09/27 09:31 upstream 3800a713b607 10323ddf .config strace log report syz C kernel BUG in jfs_evict_inode
ci-upstream-linux-next-kasan-gce-root 2022/11/06 00:20 linux-next 0cdb3579f1ee 6d752409 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] kernel BUG in jfs_evict_inode
ci-upstream-linux-next-kasan-gce-root 2022/10/26 07:55 linux-next 4d48f589d294 1984aebd .config strace log report syz C [disk image] [vmlinux] [mounted in repro] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2022/09/25 18:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c194837ebb57 0042f2b4 .config console log report syz C [disk image] [vmlinux] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/24 12:56 upstream 1e760fa3596e f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/24 06:26 upstream 9fd6ba5420ba f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-selinux-root 2023/03/23 15:22 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/23 04:36 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/22 17:55 upstream a1effab7a3a3 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/21 23:12 upstream 2faac9a98f01 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/21 14:47 upstream 17214b70a159 7939252e .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/20 19:09 upstream e8d018dd0257 7939252e .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/20 12:12 upstream e8d018dd0257 7939252e .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/18 18:43 upstream 478a351ce0d6 7939252e .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/17 06:12 upstream 0ddc84d2dd43 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/16 15:32 upstream 9c1bec9c0b08 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/16 05:55 upstream 9c1bec9c0b08 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/15 03:38 upstream 4979bf866825 0d5c4377 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/14 06:15 upstream fc89d7fb499b 026e2200 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/13 17:50 upstream eeac8ede1755 026e2200 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/12 22:57 upstream 134231664868 5205ef30 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/03 17:27 upstream 2eb29d59ddf0 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/02 10:26 upstream ee3f96b16468 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/02 07:30 upstream ee3f96b16468 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/02 04:54 upstream ee3f96b16468 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/01 18:00 upstream c0927a7a5391 ef65e6cb .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/01 12:39 upstream c0927a7a5391 ef65e6cb .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/03/01 05:35 upstream e492250d5252 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/28 23:18 upstream ae3419fbac84 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/28 21:41 upstream ae3419fbac84 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/28 04:45 upstream 982818426a0f 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/27 18:12 upstream f3a2439f20d9 9189cb53 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/26 00:14 upstream 489fa31ea873 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/25 12:00 upstream 8cbd92339db0 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/25 10:07 upstream 8cbd92339db0 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/22 05:07 upstream 9e58df973d22 42a4d508 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/22 01:55 upstream 9e58df973d22 42a4d508 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/21 17:39 upstream 89f5349e0673 f949448d .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/20 16:36 upstream c9c3395d5e3d bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/20 00:24 upstream 925cf0457d7e bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci2-upstream-fs 2023/02/19 14:41 upstream 925cf0457d7e bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-root 2023/02/14 19:05 upstream 82eac0c830b7 1d6b4af7 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-selinux-root 2023/01/21 06:45 upstream ff83fec8179e 559a440a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-qemu-upstream 2023/01/20 07:14 upstream 081edded9b38 7374c4e5 .config console log report info kernel BUG in jfs_evict_inode
ci-upstream-kasan-gce-smack-root 2023/01/02 08:43 upstream 150aae354b81 ab32d508 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-linux-next-kasan-gce-root 2023/03/05 09:34 linux-next 1acf39ef8f14 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-linux-next-kasan-gce-root 2023/03/05 07:36 linux-next 1acf39ef8f14 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-linux-next-kasan-gce-root 2023/03/05 06:30 linux-next 1acf39ef8f14 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/25 02:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8d018dd0257 9700afae .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/23 09:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/18 08:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e 7939252e .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/08 13:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e d2b00170 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/06 09:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/05 22:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/03/01 19:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2023/02/28 11:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] kernel BUG in jfs_evict_inode
ci-upstream-gce-arm64 2022/09/25 17:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c194837ebb57 0042f2b4 .config console log report info [disk image] [vmlinux] kernel BUG in jfs_evict_inode
* Struck through repros no longer work on HEAD.