[syzbot] kernel BUG in do_journal_begin_r

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: b229b6ca5abb Merge tag 'perf-tools-fixes-for-v6.1-2022-10-..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11168446880000
kernel config: https://syzkaller.appspot.com/x/.config?x=1d3548a4365ba17d
dashboard link: https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/24728b72a896/disk-b229b6ca.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/10a3c40c60e1/vmlinux-b229b6ca.xz
kernel image: https://storage.googleapis.com/syzbot-assets/69f963b02b7e/bzImage-b229b6ca.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+2da5e1...@syzkaller.appspotmail.com

------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:3039!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 17357 Comm: syz-executor.5 Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 b6 ec b2 ff e9 15 ff ff ff e8 1c f4 5e ff 0f 0b e8 15 f4 5e ff <0f> 0b e8 3e d6 0a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc9000cf375c0 EFLAGS: 00010287
RAX: ffffffff8228dbcb RBX: 0000000011008083 RCX: 0000000000040000
RDX: ffffc9000be91000 RSI: 00000000000012c4 RDI: 00000000000012c5
RBP: ffffc9000cf37768 R08: ffffffff8228cca2 R09: fffffbfff1c1b5f6
R10: fffffbfff1c1b5f6 R11: 1ffffffff1c1b5f5 R12: ffff8880411d4678
R13: ffffc9000cedf214 R14: dffffc0000000000 R15: 0000000000000100
FS: 00007f76be5ff700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c02de75000 CR3: 0000000027e78000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
journal_begin+0x14b/0x350 fs/reiserfs/journal.c:3255
reiserfs_create+0x2c3/0x660 fs/reiserfs/namei.c:661
lookup_open fs/namei.c:3413 [inline]
open_last_lookups fs/namei.c:3481 [inline]
path_openat+0x12d0/0x2df0 fs/namei.c:3710
do_filp_open+0x264/0x4f0 fs/namei.c:3740
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_open fs/open.c:1334 [inline]
__se_sys_open fs/open.c:1330 [inline]
__x64_sys_open+0x221/0x270 fs/open.c:1330
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f76bf28b5a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f76be5ff168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f76bf3ac120 RCX: 00007f76bf28b5a9
RDX: 0000000000000000 RSI: 0000000000042142 RDI: 00000000200000c0
RBP: 00007f76bf2e67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc4062385f R14: 00007f76be5ff300 R15: 0000000000022000
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 b6 ec b2 ff e9 15 ff ff ff e8 1c f4 5e ff 0f 0b e8 15 f4 5e ff <0f> 0b e8 3e d6 0a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc9000cf375c0 EFLAGS: 00010287
RAX: ffffffff8228dbcb RBX: 0000000011008083 RCX: 0000000000040000
RDX: ffffc9000be91000 RSI: 00000000000012c4 RDI: 00000000000012c5
RBP: ffffc9000cf37768 R08: ffffffff8228cca2 R09: fffffbfff1c1b5f6
R10: fffffbfff1c1b5f6 R11: 1ffffffff1c1b5f5 R12: ffff8880411d4678
R13: ffffc9000cedf214 R14: dffffc0000000000 R15: 0000000000000100
FS: 00007f76be5ff700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f76bf3a8000 CR3: 0000000027e78000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400


---
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 syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: eb7081409f94 Linux 6.1-rc6
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=159feddd880000
kernel config: https://syzkaller.appspot.com/x/.config?x=8cdf448d3b35234

dashboard link: https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15f2377d880000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/4a019f55c517/disk-eb708140.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/eb36e890aa8b/vmlinux-eb708140.xz
kernel image: https://storage.googleapis.com/syzbot-assets/feee2c23ec64/bzImage-eb708140.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/55ea49124c39/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+2da5e1...@syzkaller.appspotmail.com

------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:3039!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN

CPU: 0 PID: 4894 Comm: syz-executor.5 Not tainted 6.1.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022

RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039

Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 a6 eb b2 ff e9 15 ff ff ff e8 bc d3 5e ff 0f 0b e8 b5 d3 5e ff <0f> 0b e8 2e 6f 6a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc90005b975c0 EFLAGS: 00010293
RAX: ffffffff822bc4bb RBX: 000000001100e1a7 RCX: ffff88807355d7c0
RDX: 0000000000000000 RSI: 000000001100e1a7 RDI: 0000000000000100
RBP: ffffc90005b97768 R08: ffffffff822bb592 R09: fffffbfff1d2f2de
R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888076148678
R13: ffffc90005c6c214 R14: dffffc0000000000 R15: 0000000000000100
FS: 0000555556636400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 00007fafdd314709 CR3: 0000000076c6c000 CR4: 00000000003506f0

DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
journal_begin+0x14b/0x350 fs/reiserfs/journal.c:3255
reiserfs_create+0x2c3/0x660 fs/reiserfs/namei.c:661
lookup_open fs/namei.c:3413 [inline]
open_last_lookups fs/namei.c:3481 [inline]
path_openat+0x12d0/0x2df0 fs/namei.c:3710
do_filp_open+0x264/0x4f0 fs/namei.c:3740
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_open fs/open.c:1334 [inline]
__se_sys_open fs/open.c:1330 [inline]
__x64_sys_open+0x221/0x270 fs/open.c:1330
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd

RIP: 0033:0x7fafdd28b639

Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48

RSP: 002b:00007ffc58937bf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007fafdd3abf80 RCX: 00007fafdd28b639
RDX: 0000000000000000 RSI: 0000000000163042 RDI: 0000000020000280
RBP: 00007fafdd2e6ae9 R08: 0000000000000000 R09: 0000000000000000

R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000

R13: 00007fafdce01c58 R14: 00007fafdd3abf80 R15: 0000000000000000

</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039

Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 a6 eb b2 ff e9 15 ff ff ff e8 bc d3 5e ff 0f 0b e8 b5 d3 5e ff <0f> 0b e8 2e 6f 6a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc90005b975c0 EFLAGS: 00010293
RAX: ffffffff822bc4bb RBX: 000000001100e1a7 RCX: ffff88807355d7c0
RDX: 0000000000000000 RSI: 000000001100e1a7 RDI: 0000000000000100
RBP: ffffc90005b97768 R08: ffffffff822bb592 R09: fffffbfff1d2f2de
R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888076148678
R13: ffffc90005c6c214 R14: dffffc0000000000 R15: 0000000000000100
FS: 0000555556636400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 00007fafdd314709 CR3: 0000000076c6c000 CR4: 00000000003506f0

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: eb7081409f94 Linux 6.1-rc6
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11137619880000
kernel config: https://syzkaller.appspot.com/x/.config?x=8cdf448d3b35234

dashboard link: https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15a83ed9880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=103fad21880000

Downloadable assets:

disk image: https://storage.googleapis.com/syzbot-assets/4a019f55c517/disk-eb708140.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/eb36e890aa8b/vmlinux-eb708140.xz
kernel image: https://storage.googleapis.com/syzbot-assets/feee2c23ec64/bzImage-eb708140.xz

mounted in repro: https://storage.googleapis.com/syzbot-assets/536f992f8112/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+2da5e1...@syzkaller.appspotmail.com

REISERFS (device loop3): Using tea hash to sort names
REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage.

------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:3039!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN

CPU: 0 PID: 4827 Comm: syz-executor196 Not tainted 6.1.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022

RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039

Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 a6 eb b2 ff e9 15 ff ff ff e8 bc d3 5e ff 0f 0b e8 b5 d3 5e ff <0f> 0b e8 2e 6f 6a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc900059375e0 EFLAGS: 00010293
RAX: ffffffff822bc4bb RBX: 000000001100e4cd RCX: ffff888022068000
RDX: 0000000000000000 RSI: 000000001100e4cd RDI: 0000000000000100
RBP: ffffc90005937788 R08: ffffffff822bb592 R09: fffffbfff1d2f2de
R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888020ee6678
R13: ffffc90005db1214 R14: dffffc0000000000 R15: 0000000000000100
FS: 00005555568fe3c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 00007fce06f4e410 CR3: 000000007bce2000 CR4: 00000000003506f0

DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
journal_begin+0x14b/0x350 fs/reiserfs/journal.c:3255
reiserfs_create+0x2c3/0x660 fs/reiserfs/namei.c:661
lookup_open fs/namei.c:3413 [inline]
open_last_lookups fs/namei.c:3481 [inline]
path_openat+0x12d0/0x2df0 fs/namei.c:3710
do_filp_open+0x264/0x4f0 fs/namei.c:3740
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]

__do_sys_creat fs/open.c:1402 [inline]
__se_sys_creat fs/open.c:1396 [inline]
__x64_sys_creat+0x11f/0x160 fs/open.c:1396

do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd

RIP: 0033:0x7fce06ed4c39
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdabc25c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fce06ed4c39
RDX: 00007fce06e8a733 RSI: 0000000000000000 RDI: 0000000020000380
RBP: 0000000000000000 R08: 00000000000010f0 R09: 0000000000000003
R10: 00007ffdabc25ae0 R11: 0000000000000246 R12: 00007ffdabc25c48
R13: 00007ffdabc25c80 R14: 00007ffdabc25c60 R15: 0000000000000060

</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_journal_begin_r+0x105b/0x1070 fs/reiserfs/journal.c:3039

Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 22 ff ff ff 48 89 df e8 a6 eb b2 ff e9 15 ff ff ff e8 bc d3 5e ff 0f 0b e8 b5 d3 5e ff <0f> 0b e8 2e 6f 6a 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55
RSP: 0018:ffffc900059375e0 EFLAGS: 00010293

RAX: ffffffff822bc4bb RBX: 000000001100e4cd RCX: ffff888022068000
RDX: 0000000000000000 RSI: 000000001100e4cd RDI: 0000000000000100
RBP: ffffc90005937788 R08: ffffffff822bb592 R09: fffffbfff1d2f2de
R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888020ee6678
R13: ffffc90005db1214 R14: dffffc0000000000 R15: 0000000000000100
FS: 00005555568fe3c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 00007fce06f4e410 CR3: 000000007bce2000 CR4: 00000000003506f0

[syzbot]

syzbot suspects this issue was fixed by commit:

commit b20b8aec6ffc07bb547966b356780cd344f20f5b
Author: Ido Schimmel <ido...@nvidia.com>
Date: Wed Feb 15 07:31:39 2023 +0000

devlink: Fix netdev notifier chain corruption

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=139af019c80000
start commit: 033c40a89f55 Merge tag 'apparmor-v6.2-rc9' of git://git.ke..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=fe56f7d193926860
dashboard link: https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1264a8d7480000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: devlink: Fix netdev notifier chain corruption

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

[syzbot]

Auto-closing this bug as obsolete.
No recent activity, existing reproducers are no longer triggering the issue.