ERROR: (device loop1): remounting filesystem as read-only
BUG at fs/jfs/jfs_txnmgr.c:2796 assert(mp->nohomeok)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:2796!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4264 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2796 [inline]
RIP: 0010:txAbort+0x596/0x5c0 fs/jfs/jfs_txnmgr.c:2622
Code: fe e9 3e ff ff ff e8 d9 3b 92 fe 48 c7 c7 40 3c a6 8a 48 c7 c6 39 38 a6 8a ba ec 0a 00 00 48 c7 c1 e0 4f a6 8a e8 fa c1 16 07 <0f> 0b e8 b3 3b 92 fe 48 c7 c7 40 3c a6 8a 48 c7 c6 39 38 a6 8a ba
RSP: 0018:ffffc90003c879f8 EFLAGS: 00010246
RAX: 0000000000000034 RBX: 0000000000000003 RCX: 641df96811824f00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed10171e4f34
R10: ffffed10171e4f34 R11: 1ffff110171e4f33 R12: 000000000000001b
R13: ffff88802406f5d0 R14: dffffc0000000000 R15: 0000000000000000
FS:  000055555b359500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4e3dd72a60 CR3: 000000005cde3000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 txCommit+0x44b6/0x51c0 fs/jfs/jfs_txnmgr.c:1355
 jfs_unlink+0x5b0/0xa40 fs/jfs/namei.c:555
 vfs_unlink+0x385/0x600 fs/namei.c:4330
 do_unlinkat+0x324/0x560 fs/namei.c:4398
 __do_sys_unlink fs/namei.c:4446 [inline]
 __se_sys_unlink fs/namei.c:4444 [inline]
 __x64_sys_unlink+0x45/0x50 fs/namei.c:4444
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f90e798ecf7
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff7f880498 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90e798ecf7
RDX: 00007fff7f8804c0 RSI: 00007fff7f880550 RDI: 00007fff7f880550
RBP: 00007fff7f880550 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007fff7f881640
R13: 00007f90e7a13d7d R14: 00000000000207a0 R15: 00007fff7f882710
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2796 [inline]
RIP: 0010:txAbort+0x596/0x5c0 fs/jfs/jfs_txnmgr.c:2622
Code: fe e9 3e ff ff ff e8 d9 3b 92 fe 48 c7 c7 40 3c a6 8a 48 c7 c6 39 38 a6 8a ba ec 0a 00 00 48 c7 c1 e0 4f a6 8a e8 fa c1 16 07 <0f> 0b e8 b3 3b 92 fe 48 c7 c7 40 3c a6 8a 48 c7 c6 39 38 a6 8a ba
RSP: 0018:ffffc90003c879f8 EFLAGS: 00010246
RAX: 0000000000000034 RBX: 0000000000000003 RCX: 641df96811824f00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed10171e4f34
R10: ffffed10171e4f34 R11: 1ffff110171e4f33 R12: 000000000000001b
R13: ffff88802406f5d0 R14: dffffc0000000000 R15: 0000000000000000
FS:  000055555b359500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1d873b1000 CR3: 000000005cde3000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400