------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:175! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5637 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 RIP: 0010:jfs_evict_inode+0x3d3/0x4a0 fs/jfs/inode.c:175 Code: 24 80 00 74 0d e8 7d 1d 4c fe 48 89 df e8 f5 92 02 00 e8 70 1d 4c fe 48 89 df e8 d8 f1 04 ff e9 fc fc ff ff e8 5e 1d 4c fe 90 <0f> 0b 48 c7 c7 a0 3c 68 90 e8 5f 90 c5 fe e9 5c fc ff ff e8 55 90 RSP: 0018:ffffc90003d6fb20 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880547e3050 RCX: 0000000000000000 RDX: ffff888079edbe80 RSI: ffffffff83c23a42 RDI: ffff8880547e3040 RBP: ffff8880547e2cf0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880547e30d0 R13: ffffffff83c23670 R14: 0000000000000000 R15: 0000000000000001 FS: 000055556be1d500(0000) GS:ffff888122473000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055556be38a38 CR3: 0000000058de4000 CR4: 0000000000350ef0 Call Trace: evict+0x3c2/0xad0 fs/inode.c:821 dispose_list+0x117/0x1e0 fs/inode.c:863 evict_inodes+0x473/0x700 fs/inode.c:916 generic_shutdown_super+0xce/0x370 fs/super.c:709 kill_block_super+0x43/0x130 fs/super.c:1852 deactivate_locked_super+0xbd/0x130 fs/super.c:558 deactivate_super fs/super.c:586 [inline] deactivate_super+0xea/0x110 fs/super.c:582 cleanup_mnt+0xb7/0x160 fs/namespace.c:1396 task_work_run+0x150/0x240 kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:70 [inline] exit_to_user_mode_loop+0x1d8/0x700 kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:343 [inline] do_syscall_64+0x661/0x790 arch/x86/entry/syscall_64.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fedf87a0d57 Code: a2 c7 05 9c a9 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fffd39c3768 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007fedf8836fb3 RCX: 00007fedf87a0d57 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd39c3820 RBP: 00007fffd39c3820 R08: 00007fffd39c4820 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd39c48b0 R13: 00007fedf8836fb3 R14: 000000000001ee5e R15: 00007fffd39c48f0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x3d3/0x4a0 fs/jfs/inode.c:175 Code: 24 80 00 74 0d e8 7d 1d 4c fe 48 89 df e8 f5 92 02 00 e8 70 1d 4c fe 48 89 df e8 d8 f1 04 ff e9 fc fc ff ff e8 5e 1d 4c fe 90 <0f> 0b 48 c7 c7 a0 3c 68 90 e8 5f 90 c5 fe e9 5c fc ff ff e8 55 90 RSP: 0018:ffffc90003d6fb20 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880547e3050 RCX: 0000000000000000 RDX: ffff888079edbe80 RSI: ffffffff83c23a42 RDI: ffff8880547e3040 RBP: ffff8880547e2cf0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880547e30d0 R13: ffffffff83c23670 R14: 0000000000000000 R15: 0000000000000001 FS: 000055556be1d500(0000) GS:ffff888122473000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbdb01f72f8 CR3: 0000000058de4000 CR4: 0000000000350ef0