general protection fault, probably for non-canonical address 0xdffffc000000001d: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000e8-0x00000000000000ef]
CPU: 1 PID: 15818 Comm: syz-executor.1 Not tainted 6.6.0-next-20231103-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:__lock_acquire+0xfa/0x5dc0 kernel/locking/lockdep.c:5004
Code: b1 0d 45 85 c0 0f 84 e5 0e 00 00 8b 3d cf 9b 81 0b 85 ff 0f 84 d9 0d 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 d5 40 00 00 49 81 3e a0 09 b6 90 0f 84 b1 0d 00
RSP: 0018:ffffc90016e8f798 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 1ffff92002dd1f23 RCX: 0000000000000000
RDX: 000000000000001d RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff8f1a0dd7 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000000000000e8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd9f56c56be CR3: 000000007d4ac000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5753 [inline]
 lock_acquire+0x1b1/0x530 kernel/locking/lockdep.c:5718
 down_write+0x93/0x200 kernel/locking/rwsem.c:1579
 hugetlb_vma_lock_write mm/hugetlb.c:300 [inline]
 hugetlb_vma_lock_write+0xae/0x100 mm/hugetlb.c:291
 __hugetlb_zap_begin+0x1e9/0x2b0 mm/hugetlb.c:5708
 hugetlb_zap_begin include/linux/hugetlb.h:258 [inline]
 unmap_vmas+0x2f4/0x470 mm/memory.c:1742
 exit_mmap+0x1ad/0xa70 mm/mmap.c:3308
 __mmput+0x12a/0x4d0 kernel/fork.c:1349
 mmput+0x62/0x70 kernel/fork.c:1371
 exit_mm kernel/exit.c:567 [inline]
 do_exit+0x9a1/0x2ac0 kernel/exit.c:858
 __do_sys_exit kernel/exit.c:988 [inline]
 __se_sys_exit kernel/exit.c:986 [inline]
 __x64_sys_exit+0x42/0x50 kernel/exit.c:986
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x62/0x6a
RIP: 0033:0x7fd9f4a7cae9
Code: Unable to access opcode bytes at 0x7fd9f4a7cabf.
RSP: 002b:00007fd9f5838078 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
RAX: ffffffffffffffda RBX: 00007fd9f4b9bf80 RCX: 00007fd9f4a7cae9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fd9f4ac847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fd9f4b9bf80 R15: 00007ffd9e554cb8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0xfa/0x5dc0 kernel/locking/lockdep.c:5004
Code: b1 0d 45 85 c0 0f 84 e5 0e 00 00 8b 3d cf 9b 81 0b 85 ff 0f 84 d9 0d 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 d5 40 00 00 49 81 3e a0 09 b6 90 0f 84 b1 0d 00
RSP: 0018:ffffc90016e8f798 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 1ffff92002dd1f23 RCX: 0000000000000000
RDX: 000000000000001d RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff8f1a0dd7 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000000000000e8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd9f56c56be CR3: 000000007d4ac000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	b1 0d                	mov    $0xd,%cl
   2:	45 85 c0             	test   %r8d,%r8d
   5:	0f 84 e5 0e 00 00    	je     0xef0
   b:	8b 3d cf 9b 81 0b    	mov    0xb819bcf(%rip),%edi        # 0xb819be0
  11:	85 ff                	test   %edi,%edi
  13:	0f 84 d9 0d 00 00    	je     0xdf2
  19:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  20:	fc ff df
  23:	4c 89 f2             	mov    %r14,%rdx
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 d5 40 00 00    	jne    0x4109
  34:	49 81 3e a0 09 b6 90 	cmpq   $0xffffffff90b609a0,(%r14)
  3b:	0f                   	.byte 0xf
  3c:	84                   	.byte 0x84
  3d:	b1 0d                	mov    $0xd,%cl