netlink: 'syz-executor.0': attribute type 7 has an invalid length.
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: 8738 Comm: syz-executor.0 Not tainted 6.7.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:__lock_acquire+0x109/0x5de0 kernel/locking/lockdep.c:5004
Code: 45 85 c9 0f 84 cc 0e 00 00 44 8b 05 a1 a6 82 0b 45 85 c0 0f 84 be 0d 00 00 48 ba 00 00 00 00 00 fc ff df 4c 89 d1 48 c1 e9 03 <80> 3c 11 00 0f 85 e8 40 00 00 49 81 3a a0 e9 b4 90 0f 84 96 0d 00
RSP: 0018:ffffc900038df420 EFLAGS: 00010006
RAX: ffff888028aba200 RBX: 1ffff9200071beb4 RCX: 000000000000001d
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 00000000000000e8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 00000000000000e8 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fe7d04426c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020017000 CR3: 000000001cdbf000 CR4: 00000000003506f0
DR0: 000000000000d8dd DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5753 [inline]
 lock_acquire+0x1ae/0x510 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/0xa60 mm/mmap.c:3308
 __mmput+0x12a/0x4d0 kernel/fork.c:1349
 mmput+0x62/0x70 kernel/fork.c:1371
 copy_process+0x32b4/0x74b0 kernel/fork.c:2758
 kernel_clone+0xfd/0x920 kernel/fork.c:2907
 __do_sys_clone3+0x1f1/0x260 kernel/fork.c:3208
 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+0x63/0x6b
RIP: 0033:0x7fe7cf67cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe7d0441f98 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007fe7cf67cae9
RDX: 00007fe7d0441fb0 RSI: 0000000000000058 RDI: 00007fe7d0441fb0
RBP: 00007fe7cf6c847a R08: 0000000000000000 R09: 0000000000000058
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fe7cf79bf80 R15: 00007ffccffe81e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0x109/0x5de0 kernel/locking/lockdep.c:5004
Code: 45 85 c9 0f 84 cc 0e 00 00 44 8b 05 a1 a6 82 0b 45 85 c0 0f 84 be 0d 00 00 48 ba 00 00 00 00 00 fc ff df 4c 89 d1 48 c1 e9 03 <80> 3c 11 00 0f 85 e8 40 00 00 49 81 3a a0 e9 b4 90 0f 84 96 0d 00
RSP: 0018:ffffc900038df420 EFLAGS: 00010006
RAX: ffff888028aba200 RBX: 1ffff9200071beb4 RCX: 000000000000001d
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 00000000000000e8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 00000000000000e8 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fe7d04426c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020017000 CR3: 000000001cdbf000 CR4: 00000000003506f0
DR0: 000000000000d8dd DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	45 85 c9             	test   %r9d,%r9d
   3:	0f 84 cc 0e 00 00    	je     0xed5
   9:	44 8b 05 a1 a6 82 0b 	mov    0xb82a6a1(%rip),%r8d        # 0xb82a6b1
  10:	45 85 c0             	test   %r8d,%r8d
  13:	0f 84 be 0d 00 00    	je     0xdd7
  19:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  20:	fc ff df
  23:	4c 89 d1             	mov    %r10,%rcx
  26:	48 c1 e9 03          	shr    $0x3,%rcx
* 2a:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1) <-- trapping instruction
  2e:	0f 85 e8 40 00 00    	jne    0x411c
  34:	49 81 3a a0 e9 b4 90 	cmpq   $0xffffffff90b4e9a0,(%r10)
  3b:	0f                   	.byte 0xf
  3c:	84                   	.byte 0x84
  3d:	96                   	xchg   %eax,%esi
  3e:	0d                   	.byte 0xd