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kernel BUG in clear_inode (2)

Status: upstream: reported C repro on 2024/10/28 16:33
Subsystems: jfs
[Documentation on labels]
Reported-by: syzbot+ac2116e48989e84a2893@syzkaller.appspotmail.com
Fix commit: 8c3f9a70d2d4 jfs: reject on-disk inodes of an unsupported type
Patched on: [ci-qemu-gce-upstream-auto ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-snapshot-upstream-root ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-linux-next-kasan-gce-root ci2-upstream-fs ci2-upstream-kcsan-gce], missing on: [ci-qemu-native-arm64-kvm ci-qemu2-arm32 ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-usb]
First crash: 154d, last: 32d
Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: kernel BUG in clear_inode (log)
Repro: C syz .config
  
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[PATCH] jfs: reject on-disk inodes of an unsupported type 3 (3) 2024/12/03 04:25
[syzbot] [jfs?] kernel BUG in clear_inode (2) 0 (2) 2024/11/07 05:47
▶ ▼ Similar bugs (6)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 kernel BUG in clear_inode origin:upstream C inconclusive 18 111d 672d 0/3 upstream: reported C repro on 2023/05/25 23:24
linux-5.15 kernel BUG in clear_inode (3) origin:upstream C 16 4d11h 126d 0/3 upstream: reported C repro on 2024/11/22 00:29
linux-5.15 kernel BUG in clear_inode 1 697d 697d 0/3 auto-obsoleted due to no activity on 2023/08/23 09:07
linux-5.15 kernel BUG in clear_inode (2) 2 252d 331d 0/3 auto-obsoleted due to no activity on 2024/10/27 05:50
upstream kernel BUG in clear_inode btrfs C 12 159d 300d 28/28 fixed on 2024/10/22 11:57
upstream kernel BUG at fs/inode.c:LINE! (2) fs C done unreliable 322 324d 1672d 25/28 fixed on 2024/05/21 07:00
▶ ▼ Last patch testing requests (2)
Created Duration User Patch Repo Result
2025/02/23 19:11 19m retest repro upstream report log
2024/11/07 05:47 19m dmantipov@yandex.ru patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ff7afaeca1a15fbeaa2c4795ee806c0667bd77b2 OK log

Sample crash report:
------------[ cut here ]------------
kernel BUG at fs/inode.c:668!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 113 Comm: jfsCommit Not tainted 6.12.0-rc4-syzkaller-00085-g4e46774408d9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:clear_inode+0x168/0x190 fs/inode.c:668
Code: 4c 89 f7 e8 ba fe e5 ff e9 61 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 7c c1 4c 89 f7 e8 90 ff e5 ff eb b7 e8 09 5d 7f ff 90 <0f> 0b e8 01 5d 7f ff 90 0f 0b e8 f9 5c 7f ff 90 0f 0b e8 f1 5c 7f
RSP: 0018:ffffc90002cffae8 EFLAGS: 00010093
RAX: ffffffff82157a87 RBX: 0000000000000001 RCX: ffff88801eb2bc00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90002cffc90 R08: ffffffff82157977 R09: fffff5200059ff38
R10: dffffc0000000000 R11: fffff5200059ff38 R12: dffffc0000000000
R13: ffff888071503c00 R14: ffff888071503da8 R15: ffff888071503b80
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4b23f95ed8 CR3: 000000000e734000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 jfs_evict_inode+0xb5/0x440 fs/jfs/inode.c:166
 evict+0x4e8/0x9b0 fs/inode.c:725
 txUpdateMap+0x931/0xb10 fs/jfs/jfs_txnmgr.c:2367
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x49a/0xb80 fs/jfs/jfs_txnmgr.c:2733
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:clear_inode+0x168/0x190 fs/inode.c:668
Code: 4c 89 f7 e8 ba fe e5 ff e9 61 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 7c c1 4c 89 f7 e8 90 ff e5 ff eb b7 e8 09 5d 7f ff 90 <0f> 0b e8 01 5d 7f ff 90 0f 0b e8 f9 5c 7f ff 90 0f 0b e8 f1 5c 7f
RSP: 0018:ffffc90002cffae8 EFLAGS: 00010093
RAX: ffffffff82157a87 RBX: 0000000000000001 RCX: ffff88801eb2bc00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90002cffc90 R08: ffffffff82157977 R09: fffff5200059ff38
R10: dffffc0000000000 R11: fffff5200059ff38 R12: dffffc0000000000
R13: ffff888071503c00 R14: ffff888071503da8 R15: ffff888071503b80
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4b23f95ed8 CR3: 000000000e734000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (762):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/25 07:15 upstream 4e46774408d9 c79b8ca5 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in clear_inode
2025/02/02 21:04 upstream 69e858e0b8b2 568559e4 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root kernel BUG in clear_inode
2025/01/22 02:38 upstream b9d8a295ed6b da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/21 07:23 upstream 100ceb4817a2 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/21 05:49 upstream 100ceb4817a2 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root kernel BUG in clear_inode
2025/01/21 01:38 upstream 100ceb4817a2 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/20 21:30 upstream 100ceb4817a2 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/20 18:04 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/18 12:44 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/18 10:56 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/17 17:28 upstream 9bffa1ad25b8 953d1c45 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/16 02:51 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/12 11:20 upstream b62cef9a5c67 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/11 10:56 upstream 77a903cd8e5a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/11 10:56 upstream 77a903cd8e5a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/11 06:28 upstream 2144da25584e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/11 00:40 upstream 2144da25584e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/09 16:03 upstream eea6e4b4dfb8 9220929f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/08 14:39 upstream 09a0fa92e5b4 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/06 10:44 upstream ab75170520d4 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/05 07:36 upstream ab75170520d4 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/03 23:13 upstream 0bc21e701a6f f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/03 21:16 upstream 0bc21e701a6f f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/03 14:33 upstream 0bc21e701a6f d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/03 13:24 upstream 0bc21e701a6f d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/02 18:42 upstream 56e6a3499e14 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/02 07:27 upstream 56e6a3499e14 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2025/01/01 02:29 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 22:19 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 21:12 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 14:37 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 12:16 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 06:30 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/31 03:15 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/30 09:40 upstream fc033cf25e61 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/30 07:07 upstream 4099a71718b0 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/30 02:04 upstream 4099a71718b0 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/29 19:55 upstream 4099a71718b0 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/29 07:19 upstream 059dd502b263 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/28 11:22 upstream fd0584d220fe d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/28 04:43 upstream 8379578b11d5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/27 11:31 upstream d6ef8b40d075 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in clear_inode
2024/12/09 13:09 upstream fac04efc5c79 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root kernel BUG in clear_inode
2025/01/01 11:17 upstream ccb98ccef0e5 d3ccff63 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in clear_inode
2024/11/10 01:16 linux-next 929beafbe7ac 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root kernel BUG in clear_inode
2025/02/24 09:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a1c24ab82279 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in clear_inode
2025/02/09 19:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in clear_inode
2025/01/18 18:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1950a0af2d55 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in clear_inode
2024/12/29 23:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 573067a5a685 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in clear_inode
* Struck through repros no longer work on HEAD.