------------[ cut here ]------------
kernel BUG at fs/jfs/inode.c:175!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4294 Comm: syz.1.2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:jfs_evict_inode+0x42d/0x430 fs/jfs/inode.c:175
Code: f2 fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 4d 9b f2 fe e9 16 fe ff ff e8 f3 81 ad fe <0f> 0b 90 41 57 41 56 41 54 53 48 89 fb 49 bc 00 00 00 00 00 fc ff
RSP: 0000:ffffc900031cf6e0 EFLAGS: 00010293
RAX: ffffffff82cbc6fd RBX: ffff88805fa13270 RCX: ffff88802608bb80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805fa13270
RBP: 0000000000000001 R08: ffffffff901d81ef R09: 1ffffffff203b03d
R10: dffffc0000000000 R11: fffffbfff203b03e R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88805fa12ef8 R15: ffff88805fa13298
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32c0cff8 CR3: 0000000073706000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x4c9/0x8d0 fs/inode.c:647
 dispose_list fs/inode.c:680 [inline]
 evict_inodes+0x60c/0x6a0 fs/inode.c:734
 generic_shutdown_super+0x93/0x300 fs/super.c:454
 kill_block_super+0x7c/0xe0 fs/super.c:1427
 deactivate_locked_super+0x93/0xf0 fs/super.c:335
 cleanup_mnt+0x42d/0x4e0 fs/namespace.c:1148
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0x626/0x20c0 kernel/exit.c:884
 do_group_exit+0x12e/0x300 kernel/exit.c:998
 get_signal+0x6d6/0x12d0 kernel/signal.c:2900
 arch_do_signal_or_restart+0xe7/0x12c0 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:320
 exc_page_fault+0x88/0x100 arch/x86/mm/fault.c:1499
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 002b:0000200000000448 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007fe932955fa0 RCX: 00007fe9326dce59
RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000000002000000
RBP: 00007fe932772d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007fe932956038 R14: 00007fe932955fa0 R15: 00007ffcce534fb8
 </TASK>
Modules linked in:
---[ end trace ebb87ed3a63d126a ]---
RIP: 0010:jfs_evict_inode+0x42d/0x430 fs/jfs/inode.c:175
Code: f2 fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 4d 9b f2 fe e9 16 fe ff ff e8 f3 81 ad fe <0f> 0b 90 41 57 41 56 41 54 53 48 89 fb 49 bc 00 00 00 00 00 fc ff
RSP: 0000:ffffc900031cf6e0 EFLAGS: 00010293
RAX: ffffffff82cbc6fd RBX: ffff88805fa13270 RCX: ffff88802608bb80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805fa13270
RBP: 0000000000000001 R08: ffffffff901d81ef R09: 1ffffffff203b03d
R10: dffffc0000000000 R11: fffffbfff203b03e R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88805fa12ef8 R15: ffff88805fa13298
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32c0cff8 CR3: 0000000073706000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400