Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 12998 Comm: syz.8.11064 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:llc_conn_state_process+0xd09/0x1360 net/llc/llc_conn.c:-1
Code: 4c 89 f7 e8 59 a0 a1 f8 31 c0 84 db 0f 94 c0 4d 8b 36 8d 5c 00 01 b8 01 00 00 00 bd 07 00 00 00 0f 44 e8 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 0e 06 00 00 41 89 1e 43 0f b6 04 2c 84
RSP: 0018:ffffc90000a08b70 EFLAGS: 00010246

RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100
RDX: ffff888066889e00 RSI: 0000000000000002 RDI: 0000000000000000
RBP: 0000000000000007 R08: ffff888066889e00 R09: 0000000000000005
R10: 0000000000000005 R11: 0000000000000100 R12: 1ffff11004f9f802
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888027cfc012
FS:  00007fc2ee0b16c0(0000) GS:ffff888125d12000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd57efe7dac CR3: 000000004d30a000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 llc_process_tmr_ev net/llc/llc_c_ac.c:1448 [inline]
 llc_conn_tmr_common_cb+0x34a/0x830 net/llc/llc_c_ac.c:1331
 call_timer_fn+0x17b/0x5f0 kernel/time/timer.c:1747
 expire_timers kernel/time/timer.c:1798 [inline]
 __run_timers kernel/time/timer.c:2372 [inline]
 __run_timer_base+0x61a/0x860 kernel/time/timer.c:2384
 run_timer_base kernel/time/timer.c:2393 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2403
 handle_softirqs+0x283/0x870 kernel/softirq.c:579
 do_softirq+0xec/0x180 kernel/softirq.c:480
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x17d/0x1c0 kernel/softirq.c:407
 spin_unlock_bh include/linux/spinlock.h:396 [inline]
 nl80211_netlink_notify+0x6f4/0x840 net/wireless/nl80211.c:20958
 notifier_call_chain+0x1b3/0x3e0 kernel/notifier.c:85
 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380
 netlink_release+0x1280/0x1b40 net/netlink/af_netlink.c:763
 __sock_release net/socket.c:649 [inline]
 sock_close+0xc3/0x240 net/socket.c:1439
 __fput+0x44c/0xa70 fs/file_table.c:468
 fput_close_sync+0x119/0x200 fs/file_table.c:573
 __do_sys_close fs/open.c:1587 [inline]
 __se_sys_close fs/open.c:1572 [inline]
 __x64_sys_close+0x7f/0x110 fs/open.c:1572
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc2ed18db2a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 43 91 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 a3 91 02 00 8b 44 24
RSP: 002b:00007fc2ee0aff90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000024 RCX: 00007fc2ed18db2a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000b
RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007fc2ed3e6038 R14: 00007fc2ed3e5fa0 R15: 00007ffe08b2adf8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:llc_conn_state_process+0xd09/0x1360 net/llc/llc_conn.c:-1
Code: 4c 89 f7 e8 59 a0 a1 f8 31 c0 84 db 0f 94 c0 4d 8b 36 8d 5c 00 01 b8 01 00 00 00 bd 07 00 00 00 0f 44 e8 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 0e 06 00 00 41 89 1e 43 0f b6 04 2c 84
RSP: 0018:ffffc90000a08b70 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100
RDX: ffff888066889e00 RSI: 0000000000000002 RDI: 0000000000000000
RBP: 0000000000000007 R08: ffff888066889e00 R09: 0000000000000005
R10: 0000000000000005 R11: 0000000000000100 R12: 1ffff11004f9f802
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888027cfc012
FS:  00007fc2ee0b16c0(0000) GS:ffff888125d12000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd57efe7dac CR3: 000000004d30a000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
   0:	4c 89 f7             	mov    %r14,%rdi
   3:	e8 59 a0 a1 f8       	call   0xf8a1a061
   8:	31 c0                	xor    %eax,%eax
   a:	84 db                	test   %bl,%bl
   c:	0f 94 c0             	sete   %al
   f:	4d 8b 36             	mov    (%r14),%r14
  12:	8d 5c 00 01          	lea    0x1(%rax,%rax,1),%ebx
  16:	b8 01 00 00 00       	mov    $0x1,%eax
  1b:	bd 07 00 00 00       	mov    $0x7,%ebp
  20:	0f 44 e8             	cmove  %eax,%ebp
  23:	4c 89 f0             	mov    %r14,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 0e 06 00 00    	jne    0x645
  37:	41 89 1e             	mov    %ebx,(%r14)
  3a:	43 0f b6 04 2c       	movzbl (%r12,%r13,1),%eax
  3f:	84                   	.byte 0x84