------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:169! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 16636 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:jfs_evict_inode+0x3eb/0x4b0 fs/jfs/inode.c:169 Code: 24 80 00 74 0d e8 75 9d 78 fe 48 89 df e8 5d 8c 02 00 e8 68 9d 78 fe 48 89 df e8 a0 b8 15 ff e9 e7 fc ff ff e8 56 9d 78 fe 90 <0f> 0b 48 c7 c7 a0 28 b9 8e e8 e7 fd dd fe e9 44 fc ff ff e8 dd fd RSP: 0018:ffffc9000413fb70 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888024148d68 RCX: ffffffff825892fb RDX: ffff888027b3bc00 RSI: ffffffff8342f3da RDI: ffff888024148d58 RBP: ffff8880241489f0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888024148f88 R13: ffffffff8342eff0 R14: 0000000000000000 R15: ffff888024148f30 FS: 00005555676f4500(0000) GS:ffff8881246bd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f152cae56c0 CR3: 000000009375d000 CR4: 0000000000350ef0 Call Trace: evict+0x3e6/0x920 fs/inode.c:810 dispose_list+0x117/0x1e0 fs/inode.c:852 evict_inodes+0x365/0x460 fs/inode.c:906 generic_shutdown_super+0xb2/0x390 fs/super.c:628 kill_block_super+0x3b/0x90 fs/super.c:1766 deactivate_locked_super+0xc1/0x1a0 fs/super.c:474 deactivate_super fs/super.c:507 [inline] deactivate_super+0xde/0x100 fs/super.c:503 cleanup_mnt+0x225/0x450 fs/namespace.c:1378 task_work_run+0x150/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2b8918ff17 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffc4ae247b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f2b89211c05 RCX: 00007f2b8918ff17 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc4ae24870 RBP: 00007ffc4ae24870 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc4ae25900 R13: 00007f2b89211c05 R14: 000000000007cb4a R15: 00007ffc4ae25940 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x3eb/0x4b0 fs/jfs/inode.c:169 Code: 24 80 00 74 0d e8 75 9d 78 fe 48 89 df e8 5d 8c 02 00 e8 68 9d 78 fe 48 89 df e8 a0 b8 15 ff e9 e7 fc ff ff e8 56 9d 78 fe 90 <0f> 0b 48 c7 c7 a0 28 b9 8e e8 e7 fd dd fe e9 44 fc ff ff e8 dd fd RSP: 0018:ffffc9000413fb70 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888024148d68 RCX: ffffffff825892fb RDX: ffff888027b3bc00 RSI: ffffffff8342f3da RDI: ffff888024148d58 RBP: ffff8880241489f0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888024148f88 R13: ffffffff8342eff0 R14: 0000000000000000 R15: ffff888024148f30 FS: 00005555676f4500(0000) GS:ffff8881247bd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055557ef9b5c8 CR3: 000000009375d000 CR4: 0000000000350ef0