------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:175! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4193 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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 5d a8 f2 fe e9 16 fe ff ff e8 43 a4 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: 0018:ffffc90002ecfb40 EFLAGS: 00010293 RAX: ffffffff82cb6b5d RBX: ffff88805d2a0430 RCX: ffff88801a1d3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805d2a0430 RBP: 0000000000000001 R08: ffffffff901b929f R09: 1ffffffff2037253 R10: dffffc0000000000 R11: fffffbfff2037254 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805d2a00b8 R15: ffff88805d2a0458 FS: 00005555754f6500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555575511a28 CR3: 0000000062b6e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fccf96c8f17 Code: a2 c7 05 7c 96 24 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:00007ffc75079848 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007fccf973171f RCX: 00007fccf96c8f17 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc75079900 RBP: 00007ffc75079900 R08: 00007ffc7507a900 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc7507a990 R13: 00007fccf973171f R14: 0000000000023739 R15: 00007ffc7507a9d0 Modules linked in: ---[ end trace 7d7841154f4a253d ]--- 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 5d a8 f2 fe e9 16 fe ff ff e8 43 a4 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: 0018:ffffc90002ecfb40 EFLAGS: 00010293 RAX: ffffffff82cb6b5d RBX: ffff88805d2a0430 RCX: ffff88801a1d3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805d2a0430 RBP: 0000000000000001 R08: ffffffff901b929f R09: 1ffffffff2037253 R10: dffffc0000000000 R11: fffffbfff2037254 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805d2a00b8 R15: ffff88805d2a0458 FS: 00005555754f6500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f571f954440 CR3: 0000000062b6e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400