BUG: unable to handle page fault for address: ffffffff00000001
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD db80067 P4D db80067 PUD 0 
Oops: Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 8925 Comm: syz.2.1159 Not tainted 6.11.0-rc1-syzkaller-00042-g6b5faec9f564 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__xsk_map_flush+0x56/0x310 net/xdp/xsk.c:392
Code: 85 cd 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 1e 48 8d ab e8 fa ff ff 48 89 da 48 c1 ea 03 80 3c 02 00 0f 85 9b 02 00 00 <48> 8b 03 49 39 de 4c 8d a8 e8 fa ff ff 0f 84 ea 01 00 00 48 bb 00
RSP: 0018:ffffc900008b0c80 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffffffff00000001 RCX: ffffffff88f93aaf
RDX: 1fffffffe0000000 RSI: ffffffff8af05b36 RDI: ffffc90003667a78
RBP: fffffffefffffae9 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000010 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880233c8fb0 R14: ffffc90003667a78 R15: ffffc90003667a78
FS:  00007f1a9cbf76c0(0000) GS:ffff88806b100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffff00000001 CR3: 000000004dc2c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 xdp_do_check_flushed+0x175/0x4e0 net/core/filter.c:4315
 __napi_poll.constprop.0+0xd1/0x550 net/core/dev.c:6774
 napi_poll net/core/dev.c:6840 [inline]
 net_rx_action+0xa92/0x1010 net/core/dev.c:6962
 handle_softirqs+0x216/0x8f0 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu kernel/softirq.c:637 [inline]
 irq_exit_rcu+0xbb/0x120 kernel/softirq.c:649
 common_interrupt+0xb0/0xd0 arch/x86/kernel/irq.c:278
 </IRQ>
 <TASK>
 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:lock_acquire+0x1f2/0x560 kernel/locking/lockdep.c:5727
Code: c1 05 6a 14 9a 7e 83 f8 01 0f 85 ea 02 00 00 9c 58 f6 c4 02 0f 85 d5 02 00 00 48 85 ed 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffffc90003667c78 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff920006ccf91 RCX: 0000000000000001
RDX: 0000000000000001 RSI: ffffffff8b4cc880 RDI: ffffffff8bb08c00
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff28c50da
R10: ffffffff946286d7 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: ffffffff8df59140 R15: 0000000000000000
 fs_reclaim_acquire mm/page_alloc.c:3840 [inline]
 fs_reclaim_acquire+0xca/0x160 mm/page_alloc.c:3831
 might_alloc include/linux/sched/mm.h:334 [inline]
 slab_pre_alloc_hook mm/slub.c:3939 [inline]
 slab_alloc_node mm/slub.c:4017 [inline]
 kmem_cache_alloc_noprof+0x54/0x2f0 mm/slub.c:4044
 getname_flags.part.0+0x4c/0x550 fs/namei.c:139
 getname_flags+0x93/0xf0 include/linux/audit.h:322
 user_path_at+0x24/0x60 fs/namei.c:3001
 do_fchownat+0xfa/0x200 fs/open.c:819
 __do_sys_lchown fs/open.c:850 [inline]
 __se_sys_lchown fs/open.c:848 [inline]
 __x64_sys_lchown+0x7e/0xc0 fs/open.c:848
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1a9bd77299
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:00007f1a9cbf7048 EFLAGS: 00000246 ORIG_RAX: 000000000000005e
RAX: ffffffffffffffda RBX: 00007f1a9bf05f80 RCX: 00007f1a9bd77299
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000
RBP: 00007f1a9bde48e6 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f1a9bf05f80 R15: 00007ffc9c250088
 </TASK>
Modules linked in:
CR2: ffffffff00000001
---[ end trace 0000000000000000 ]---
RIP: 0010:__xsk_map_flush+0x56/0x310 net/xdp/xsk.c:392
Code: 85 cd 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 1e 48 8d ab e8 fa ff ff 48 89 da 48 c1 ea 03 80 3c 02 00 0f 85 9b 02 00 00 <48> 8b 03 49 39 de 4c 8d a8 e8 fa ff ff 0f 84 ea 01 00 00 48 bb 00
RSP: 0018:ffffc900008b0c80 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffffffff00000001 RCX: ffffffff88f93aaf
RDX: 1fffffffe0000000 RSI: ffffffff8af05b36 RDI: ffffc90003667a78
RBP: fffffffefffffae9 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000010 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880233c8fb0 R14: ffffc90003667a78 R15: ffffc90003667a78
FS:  00007f1a9cbf76c0(0000) GS:ffff88806b100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffff00000001 CR3: 000000004dc2c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	cd 02                	int    $0x2
   2:	00 00                	add    %al,(%rax)
   4:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   b:	fc ff df
   e:	49 8b 1e             	mov    (%r14),%rbx
  11:	48 8d ab e8 fa ff ff 	lea    -0x518(%rbx),%rbp
  18:	48 89 da             	mov    %rbx,%rdx
  1b:	48 c1 ea 03          	shr    $0x3,%rdx
  1f:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  23:	0f 85 9b 02 00 00    	jne    0x2c4
* 29:	48 8b 03             	mov    (%rbx),%rax <-- trapping instruction
  2c:	49 39 de             	cmp    %rbx,%r14
  2f:	4c 8d a8 e8 fa ff ff 	lea    -0x518(%rax),%r13
  36:	0f 84 ea 01 00 00    	je     0x226
  3c:	48                   	rex.W
  3d:	bb                   	.byte 0xbb