------------[ cut here ]------------
WARNING: CPU: 0 PID: 29 at net/mac80211/tx.c:4970 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4970 [inline]
WARNING: CPU: 0 PID: 29 at net/mac80211/tx.c:4970 __ieee80211_beacon_get+0x1141/0x1520 net/mac80211/tx.c:5371
Modules linked in:
CPU: 0 PID: 29 Comm: kworker/u4:2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Workqueue: phy19 ieee80211_csa_finalize_work
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4970 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1141/0x1520 net/mac80211/tx.c:5371
Code: f7 4c 89 ef e8 90 49 04 f8 45 31 ed 4c 8b bc 24 a0 00 00 00 e9 7f fe ff ff e8 5b 7b cb f7 0f 0b e9 61 f8 ff ff e8 4f 7b cb f7 <0f> 0b e9 85 fb ff ff e8 43 7b cb f7 48 c7 c7 00 bd db 8e 4c 89 e6
RSP: 0018:ffffc90000007a48 EFLAGS: 00010246
RAX: ffffffff89b6cb31 RBX: dffffc0000000000 RCX: ffff88801a680000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88801a680000 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff88805fada228
R13: ffff888019e6e424 R14: ffff88805fada760 R15: ffff888019e6e400
FS:  0000000000000000(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555591e32a38 CR3: 0000000023a7c000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0x63/0x4e0 net/mac80211/tx.c:5498
 ieee80211_beacon_get include/net/mac80211.h:5338 [inline]
 mac80211_hwsim_beacon_tx+0x21c/0xae0 drivers/net/wireless/mac80211_hwsim.c:2097
 __iterate_interfaces+0x225/0x4c0 net/mac80211/util.c:788
 ieee80211_iterate_active_interfaces_atomic+0xd7/0x170 net/mac80211/util.c:824
 mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2153
 __run_hrtimer kernel/time/hrtimer.c:1751 [inline]
 __hrtimer_run_queues+0x522/0xc90 kernel/time/hrtimer.c:1815
 hrtimer_run_softirq+0x173/0x290 kernel/time/hrtimer.c:1832
 handle_softirqs+0x291/0x910 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:queue_work_on+0x1a0/0x1f0 kernel/workqueue.c:1553
Code: 4d 85 e4 75 16 e8 30 22 2e 00 eb 15 e8 29 22 2e 00 e8 f4 c4 df 08 4d 85 e4 74 ea e8 1a 22 2e 00 fb 48 c7 44 24 20 0e 36 e0 45 <48> b8 00 00 00 00 00 fc ff df 49 c7 44 05 00 00 00 00 00 41 c7 44
RSP: 0018:ffffc90000a5fa00 EFLAGS: 00000293
RAX: ffffffff81542466 RBX: 0000000000000000 RCX: ffff88801a680000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a5fad8 R08: ffffffff91934307 R09: 1ffffffff2326860
R10: dffffc0000000000 R11: fffffbfff2326861 R12: 0000000000000200
R13: 1ffff9200014bf44 R14: 0000000000000000 R15: ffff88805fada201
 ieee80211_link_chanctx_reservation_complete net/mac80211/chan.c:-1 [inline]
 ieee80211_vif_use_reserved_switch+0x1d40/0x28c0 net/mac80211/chan.c:1700
 ieee80211_link_use_reserved_context+0x377/0x5c0 net/mac80211/chan.c:1922
 __ieee80211_csa_finalize net/mac80211/cfg.c:3600 [inline]
 ieee80211_csa_finalize+0x4c0/0xc60 net/mac80211/cfg.c:3632
 ieee80211_csa_finalize_work+0xf2/0x130 net/mac80211/cfg.c:3657
 process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
----------------
Code disassembly (best guess):
   0:	4d 85 e4             	test   %r12,%r12
   3:	75 16                	jne    0x1b
   5:	e8 30 22 2e 00       	call   0x2e223a
   a:	eb 15                	jmp    0x21
   c:	e8 29 22 2e 00       	call   0x2e223a
  11:	e8 f4 c4 df 08       	call   0x8dfc50a
  16:	4d 85 e4             	test   %r12,%r12
  19:	74 ea                	je     0x5
  1b:	e8 1a 22 2e 00       	call   0x2e223a
  20:	fb                   	sti
  21:	48 c7 44 24 20 0e 36 	movq   $0x45e0360e,0x20(%rsp)
  28:	e0 45
* 2a:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax <-- trapping instruction
  31:	fc ff df
  34:	49 c7 44 05 00 00 00 	movq   $0x0,0x0(%r13,%rax,1)
  3b:	00 00
  3d:	41                   	rex.B
  3e:	c7                   	.byte 0xc7
  3f:	44                   	rex.R