------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:175! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4186 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:jfs_evict_inode+0x420/0x430 fs/jfs/inode.c:175 Code: f2 fe e9 e8 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 6a 6a f2 fe e9 16 fe ff ff e8 70 25 ad fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 41 54 RSP: 0018:ffffc90002f0fb88 EFLAGS: 00010293 RAX: ffffffff82cbfdf0 RBX: ffff88805fa43270 RCX: ffff88807cc30000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805fa43270 RBP: 0000000000000008 R08: ffffffff91015207 R09: 1ffffffff2202a40 R10: dffffc0000000000 R11: fffffbfff2202a41 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805fa42ef8 R15: ffff88805fa43298 FS: 000055559444a500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffce0cbcff0 CR3: 0000000063af6000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: evict+0x4b6/0x8b0 fs/inode.c:647 dispose_list fs/inode.c:680 [inline] evict_inodes+0x650/0x6e0 fs/inode.c:734 generic_shutdown_super+0x93/0x300 fs/super.c:454 kill_block_super+0x7c/0xe0 fs/super.c:1438 deactivate_locked_super+0x93/0xf0 fs/super.c:335 cleanup_mnt+0x426/0x4d0 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:184 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb05fb0d417 Code: a2 c7 05 dc 62 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:00007ffdb88604f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007fb05fba2ccb RCX: 00007fb05fb0d417 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb88605b0 RBP: 00007ffdb88605b0 R08: 00007ffdb88615b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb8861640 R13: 00007fb05fba2ccb R14: 000000000000dfa8 R15: 00007ffdb8861680 Modules linked in: ---[ end trace fc14eeaa27ec4839 ]--- RIP: 0010:jfs_evict_inode+0x420/0x430 fs/jfs/inode.c:175 Code: f2 fe e9 e8 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 6a 6a f2 fe e9 16 fe ff ff e8 70 25 ad fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 41 54 RSP: 0018:ffffc90002f0fb88 EFLAGS: 00010293 RAX: ffffffff82cbfdf0 RBX: ffff88805fa43270 RCX: ffff88807cc30000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805fa43270 RBP: 0000000000000008 R08: ffffffff91015207 R09: 1ffffffff2202a40 R10: dffffc0000000000 R11: fffffbfff2202a41 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805fa42ef8 R15: ffff88805fa43298 FS: 000055559444a500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2232201158 CR3: 0000000063af6000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400