syzbot

------------[ cut here ]------------
kernel BUG at fs/inode.c:753!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5835 Comm: syz-executor245 Not tainted 6.15.0-syzkaller-13743-g8630c59e9936 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:clear_inode+0x169/0x190 fs/inode.c:753
Code: 4c 89 f7 e8 59 20 e8 ff e9 60 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 7c c0 4c 89 f7 e8 2f 21 e8 ff eb b6 e8 18 d4 86 ff 90 <0f> 0b e8 10 d4 86 ff 90 0f 0b e8 08 d4 86 ff 90 0f 0b e8 00 d4 86
RSP: 0018:ffffc9000434f870 EFLAGS: 00010093
RAX: ffffffff823979d8 RBX: ffff8880789cb248 RCX: ffff888031d2da00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000869eec R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880789cb470 R15: 0000000000000001
FS:  0000555568fbd380(0000) GS:ffff888125c84000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff7bf0eff8 CR3: 0000000077dfa000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 jfs_evict_inode+0xb1/0x440 fs/jfs/inode.c:166
 evict+0x504/0x9c0 fs/inode.c:810
 __dentry_kill+0x209/0x660 fs/dcache.c:669
 shrink_kill+0xa9/0x2c0 fs/dcache.c:1114
 shrink_dentry_list+0x2e0/0x5e0 fs/dcache.c:1141
 shrink_dcache_parent+0xa1/0x2c0 fs/dcache.c:-1
 do_one_tree+0x23/0xe0 fs/dcache.c:1604
 shrink_dcache_for_umount+0xa0/0x170 fs/dcache.c:1621
 generic_shutdown_super+0x67/0x2c0 fs/super.c:621
 kill_block_super+0x44/0x90 fs/super.c:1753
 deactivate_locked_super+0xb9/0x130 fs/super.c:474
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1417
 task_work_run+0x1d1/0x260 kernel/task_work.c:227
 ptrace_notify+0x281/0x2c0 kernel/signal.c:2520
 ptrace_report_syscall include/linux/ptrace.h:415 [inline]
 ptrace_report_syscall_exit include/linux/ptrace.h:477 [inline]
 syscall_exit_work+0xc6/0x1d0 kernel/entry/common.c:173
 syscall_exit_to_user_mode_work include/linux/entry-common.h:412 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline]
 do_syscall_64+0x2ad/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f092882d5c7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff7bf0f7c8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000174ee RCX: 00007f092882d5c7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff7bf0f880
RBP: 00007fff7bf0f880 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff7bf108f0
R13: 0000555568fbe6c0 R14: 431bde82d7b634db R15: 00007fff7bf10910
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:clear_inode+0x169/0x190 fs/inode.c:753
Code: 4c 89 f7 e8 59 20 e8 ff e9 60 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 7c c0 4c 89 f7 e8 2f 21 e8 ff eb b6 e8 18 d4 86 ff 90 <0f> 0b e8 10 d4 86 ff 90 0f 0b e8 08 d4 86 ff 90 0f 0b e8 00 d4 86
RSP: 0018:ffffc9000434f870 EFLAGS: 00010093
RAX: ffffffff823979d8 RBX: ffff8880789cb248 RCX: ffff888031d2da00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000869eec R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880789cb470 R15: 0000000000000001
FS:  0000555568fbd380(0000) GS:ffff888125c84000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff7bf0eff8 CR3: 0000000077dfa000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400