watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.4:22862]
Modules linked in:
irq event stamp: 2346865
hardirqs last  enabled at (2346864): [<ffffffff8484f79b>] irqentry_exit+0x3b/0x90
hardirqs last disabled at (2346865): [<ffffffff8484e15f>] sysvec_apic_timer_interrupt+0xf/0x80
softirqs last  enabled at (2345966): [<ffffffff811a997c>] handle_softirqs+0x50c/0x770
softirqs last disabled at (2345989): [<ffffffff811a9d14>] __irq_exit_rcu+0xc4/0x100
CPU: 0 UID: 0 PID: 22862 Comm: syz-executor.4 Not tainted 6.12.0-next-20241128 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:lock_acquire.part.0+0x10e/0x320
Code: b6 c9 e8 65 a6 ff ff b8 ff ff ff ff 48 83 c4 28 65 0f c1 05 9c 49 d2 7e 83 f8 01 0f 85 aa 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffff88806ce092e0 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff1100d9c125f RCX: 1ffff1100d9c1244
RDX: 1ffff11002a694b7 RSI: 0000000000000001 RDI: 0000000031448a95
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff0fdddec
R10: ffffffff87eeef67 R11: dd6c604830043200 R12: ffffffff85c16100
R13: ffff88807ffd76b0 R14: ffff88801b2cea00 R15: ffff88806ce096a8
FS:  00007f9ac1d50700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555574f5f708 CR3: 0000000041c86000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 __virt_addr_valid+0x1e2/0x5d0
 kasan_addr_to_slab+0xd/0xa0
 __kasan_record_aux_stack+0xe/0xa0
 kvfree_call_rcu+0x29/0x980
 cfg80211_update_known_bss+0x3c9/0x11e0
 __cfg80211_bss_update+0xe0/0x1fe0
 cfg80211_inform_single_bss_data+0x6e2/0x1c70
 cfg80211_inform_bss_data+0x20f/0x3510
 cfg80211_inform_bss_frame_data+0x250/0x6a0
 ieee80211_bss_info_update+0x2f6/0xa90
 ieee80211_scan_rx+0x474/0xac0
 ieee80211_rx_list+0x1e38/0x2840
 ieee80211_rx_napi+0xdc/0x3b0
 ieee80211_handle_queued_frames+0xd9/0x130
 tasklet_action_common+0x235/0x3b0
 handle_softirqs+0x1b1/0x770
 __irq_exit_rcu+0xc4/0x100
 irq_exit_rcu+0x9/0x20
 sysvec_apic_timer_interrupt+0x70/0x80
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:put_cpu_partial+0x10a/0x1b0
Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 84 92 ab ff 4d 85 ed 74 06 e8 6a 64 d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44
RSP: 0018:ffff88802cadfbc0 EFLAGS: 00000246
RAX: 000000000023cc03 RBX: ffffea000026e140 RCX: 1ffffffff0fdfeb6
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8184a476
RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdddf1
R10: ffffffff87eeef8f R11: 0000000000000000 R12: ffff88806ce40350
R13: 0000000000000200 R14: 0000000000000000 R15: ffff888009b85250
 qlist_free_all+0x50/0x160
 kasan_quarantine_reduce+0x19f/0x240
 __kasan_kmalloc+0x6f/0x90
 __kmalloc_node_noprof+0x1f1/0x4a0
 __kvmalloc_node_noprof+0x178/0x200
 io_pages_map+0x6e/0x720
 io_uring_setup+0x1430/0x31d0
 __x64_sys_io_uring_setup+0x99/0x160
 do_syscall_64+0xbf/0x1d0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ac47dab19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9ac1d50108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 00007f9ac48edf60 RCX: 00007f9ac47dab19
RDX: 0000000020ffe000 RSI: 0000000020000000 RDI: 0000000000004a79
RBP: 0000000020000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000020ffe000 R14: 0000000000000000 R15: 0000000020ffc000
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30
----------------
Code disassembly (best guess):
   0:	b6 c9                	mov    $0xc9,%dh
   2:	e8 65 a6 ff ff       	callq  0xffffa66c
   7:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
   c:	48 83 c4 28          	add    $0x28,%rsp
  10:	65 0f c1 05 9c 49 d2 	xadd   %eax,%gs:0x7ed2499c(%rip)        # 0x7ed249b4
  17:	7e
  18:	83 f8 01             	cmp    $0x1,%eax
  1b:	0f 85 aa 01 00 00    	jne    0x1cb
  21:	48 85 ed             	test   %rbp,%rbp
  24:	0f 85 9b 01 00 00    	jne    0x1c5
* 2a:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax <-- trapping instruction
  31:	fc ff df
  34:	48 01 c3             	add    %rax,%rbx
  37:	48 c7 03 00 00 00 00 	movq   $0x0,(%rbx)
  3e:	48                   	rex.W
  3f:	c7                   	.byte 0xc7