------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:175! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 5805 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:175 Code: 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 e3 e6 dd fe e9 16 fe ff ff e8 e9 dd 77 fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900047d7940 EFLAGS: 00010293 RAX: ffffffff834c74f7 RBX: ffff88803fab8e00 RCX: ffff8880396a0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffffff834c5120 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88803fab8ab8 R15: ffff88803fab8e00 FS: 0000000000000000(0000) GS:ffff888126443000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f518ff8 CR3: 00000000244f2000 CR4: 00000000003526f0 Call Trace: evict+0x61e/0xb10 fs/inode.c:846 dispose_list fs/inode.c:888 [inline] evict_inodes+0x75a/0x7f0 fs/inode.c:942 generic_shutdown_super+0xaa/0x2d0 fs/super.c:632 kill_block_super+0x44/0x90 fs/super.c:1725 deactivate_locked_super+0xbc/0x130 fs/super.c:476 cleanup_mnt+0x437/0x4d0 fs/namespace.c:1312 task_work_run+0x1d9/0x270 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x69b/0x2320 kernel/exit.c:971 do_group_exit+0x21b/0x2d0 kernel/exit.c:1112 __do_sys_exit_group kernel/exit.c:1123 [inline] __se_sys_exit_group kernel/exit.c:1121 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1121 x64_sys_call+0x221a/0x2240 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc198c1c629 Code: Unable to access opcode bytes at 0x7fc198c1c5ff. RSP: 002b:00007ffdeabcbd38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fc198cb1f15 RCX: 00007fc198c1c629 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000002 R08: 0000000000000000 R09: 00007fc198cb1ef0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdeabccff0 R13: 00007fc198cb1ef0 R14: 000055556a8ba4e8 R15: 00007ffdeabce0c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:175 Code: 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 e3 e6 dd fe e9 16 fe ff ff e8 e9 dd 77 fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900047d7940 EFLAGS: 00010293 RAX: ffffffff834c74f7 RBX: ffff88803fab8e00 RCX: ffff8880396a0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffffff834c5120 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88803fab8ab8 R15: ffff88803fab8e00 FS: 0000000000000000(0000) GS:ffff888126443000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f518ff8 CR3: 00000000244f2000 CR4: 00000000003526f0