general protection fault, probably for non-canonical address 0xfc07d264b1698015: 0000 [#1] PREEMPT SMP KASAN
KASAN: maybe wild-memory-access in range [0xe03eb3258b4c00a8-0xe03eb3258b4c00af]
CPU: 0 PID: 23147 Comm: syz.4.17002 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
RIP: 0010:mandatory_lock include/linux/fs.h:2538 [inline]
RIP: 0010:lock_get_status+0x39a/0x960 fs/locks.c:2874
Code: 48 c1 e8 03 48 bb 00 00 00 00 00 fc ff df 80 3c 18 00 74 08 4c 89 ff e8 34 ba e1 ff 4d 8b 3f 49 83 c7 50 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 18 ba e1 ff 49 8b 1f 48 89 de 48 83
RSP: 0018:ffffc90000fb7b28 EFLAGS: 00010a03
RAX: 1c07d664b1698015 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8509abe6 RDI: ffff88811d1a403e
RBP: ffffc90000fb7b80 R08: dffffc0000000000 R09: ffffed1023a34808
R10: ffffed1023a34808 R11: 1ffff11023a34807 R12: 0000000000000000
R13: ffffffff81407a9c R14: ffff8881198c67d0 R15: e03eb3258b4c00ad
FS:  00007f302844c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f302844bf98 CR3: 000000012193c000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 locks_show+0x1f1/0x2f0 fs/locks.c:2936
 seq_read_iter+0x93f/0xd30 fs/seq_file.c:272
 proc_reg_read_iter+0x1be/0x290 fs/proc/inode.c:310
 call_read_iter include/linux/fs.h:2060 [inline]
 new_sync_read fs/read_write.c:415 [inline]
 vfs_read+0x874/0xa10 fs/read_write.c:496
 ksys_pread64 fs/read_write.c:686 [inline]
 __do_sys_pread64 fs/read_write.c:696 [inline]
 __se_sys_pread64 fs/read_write.c:693 [inline]
 __x64_sys_pread64+0x191/0x220 fs/read_write.c:693
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f3029a04be9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f302844c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000011
RAX: ffffffffffffffda RBX: 00007f3029c3c090 RCX: 00007f3029a04be9
RDX: 000000000000007e RSI: 0000200000001440 RDI: 0000000000000009
RBP: 00007f3029a87e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3029c3c128 R14: 00007f3029c3c090 R15: 00007fff7da1f068
Modules linked in:
---[ end trace ee6b29f261bf8594 ]---
RIP: 0010:mandatory_lock include/linux/fs.h:2538 [inline]
RIP: 0010:lock_get_status+0x39a/0x960 fs/locks.c:2874
Code: 48 c1 e8 03 48 bb 00 00 00 00 00 fc ff df 80 3c 18 00 74 08 4c 89 ff e8 34 ba e1 ff 4d 8b 3f 49 83 c7 50 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 18 ba e1 ff 49 8b 1f 48 89 de 48 83
RSP: 0018:ffffc90000fb7b28 EFLAGS: 00010a03
RAX: 1c07d664b1698015 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8509abe6 RDI: ffff88811d1a403e
RBP: ffffc90000fb7b80 R08: dffffc0000000000 R09: ffffed1023a34808
R10: ffffed1023a34808 R11: 1ffff11023a34807 R12: 0000000000000000
R13: ffffffff81407a9c R14: ffff8881198c67d0 R15: e03eb3258b4c00ad
FS:  00007f302844c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f302844bf98 CR3: 000000012193c000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	48 c1 e8 03          	shr    $0x3,%rax
   4:	48 bb 00 00 00 00 00 	movabs $0xdffffc0000000000,%rbx
   b:	fc ff df
   e:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  12:	74 08                	je     0x1c
  14:	4c 89 ff             	mov    %r15,%rdi
  17:	e8 34 ba e1 ff       	call   0xffe1ba50
  1c:	4d 8b 3f             	mov    (%r15),%r15
  1f:	49 83 c7 50          	add    $0x50,%r15
  23:	4c 89 f8             	mov    %r15,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	4c 89 ff             	mov    %r15,%rdi
  33:	e8 18 ba e1 ff       	call   0xffe1ba50
  38:	49 8b 1f             	mov    (%r15),%rbx
  3b:	48 89 de             	mov    %rbx,%rsi
  3e:	48                   	rex.W
  3f:	83                   	.byte 0x83