------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:175! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5770 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+0x431/0x440 fs/jfs/inode.c:175 Code: df 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 49 f0 df fe e9 16 fe ff ff e8 0f c9 87 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41 RSP: 0018:ffffc90004627ac0 EFLAGS: 00010293 RAX: ffffffff82ff2a11 RBX: ffff88805ec1e9f0 RCX: ffff88802fe53c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805ec1e9f0 RBP: 0000000000000001 R08: ffffffff911a464f R09: 1ffffffff22348c9 R10: dffffc0000000000 R11: fffffbfff22348ca R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805ec1e678 R15: ffff88805ec1ea28 FS: 00005555748ad500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564610e73950 CR3: 0000000061a46000 CR4: 00000000003506e0 Call Trace: evict+0x4ca/0x8d0 fs/inode.c:705 dispose_list fs/inode.c:738 [inline] evict_inodes+0x606/0x6a0 fs/inode.c:792 generic_shutdown_super+0x97/0x2b0 fs/super.c:672 kill_block_super+0x44/0x90 fs/super.c:1660 deactivate_locked_super+0x97/0x100 fs/super.c:481 cleanup_mnt+0x43b/0x4d0 fs/namespace.c:1259 task_work_run+0x1d4/0x260 kernel/task_work.c:245 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f1baa59bf17 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:00007ffc0c0ba2f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f1baa60471f RCX: 00007f1baa59bf17 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0c0ba3b0 RBP: 00007ffc0c0ba3b0 R08: 00007ffc0c0bb3b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0c0bb440 R13: 00007f1baa60471f R14: 0000000000020fee R15: 00007ffc0c0bb480 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x431/0x440 fs/jfs/inode.c:175 Code: df 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 49 f0 df fe e9 16 fe ff ff e8 0f c9 87 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41 RSP: 0018:ffffc90004627ac0 EFLAGS: 00010293 RAX: ffffffff82ff2a11 RBX: ffff88805ec1e9f0 RCX: ffff88802fe53c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805ec1e9f0 RBP: 0000000000000001 R08: ffffffff911a464f R09: 1ffffffff22348c9 R10: dffffc0000000000 R11: fffffbfff22348ca R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805ec1e678 R15: ffff88805ec1ea28 FS: 00005555748ad500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a9741fa90 CR3: 0000000061a46000 CR4: 00000000003506e0