------------[ cut here ]------------
WARNING: CPU: 1 PID: 2941 at net/mac80211/tx.c:5021 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5021 [inline]
WARNING: CPU: 1 PID: 2941 at net/mac80211/tx.c:5021 __ieee80211_beacon_get+0x1233/0x1600 net/mac80211/tx.c:5432
Modules linked in:
CPU: 1 PID: 2941 Comm: kworker/u4:9 Not tainted 6.6.98-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: phy55 ieee80211_csa_finalize_work
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5021 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1233/0x1600 net/mac80211/tx.c:5432
Code: 24 4c 89 e7 e8 4e 64 d5 f7 45 31 f6 4c 8b bc 24 a0 00 00 00 e9 7a fe ff ff e8 29 d7 96 f7 0f 0b e9 f6 f7 ff ff e8 1d d7 96 f7 <0f> 0b e9 48 fb ff ff e8 11 d7 96 f7 48 c7 c7 c0 0c 24 8e 4c 89 e6
RSP: 0018:ffffc900001f0a18 EFLAGS: 00010246
RAX: ffffffff89eecf53 RBX: ffffffff89eebd56 RCX: ffff88802c1a3c00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802c1a3c00 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff88806ac6e3c0
R13: dffffc0000000000 R14: ffff88806ac6e8b0 R15: ffff88805cf9c424
FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f20fc2fe440 CR3: 000000000cb30000 CR4: 00000000003506e0
Call Trace:
ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5559
ieee80211_beacon_get include/net/mac80211.h:5438 [inline]
mac80211_hwsim_beacon_tx+0x3c7/0x780 drivers/net/wireless/virtual/mac80211_hwsim.c:2265
__iterate_interfaces+0x243/0x500 net/mac80211/util.c:766
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:802
mac80211_hwsim_beacon+0xbb/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2295
__run_hrtimer kernel/time/hrtimer.c:1755 [inline]
__hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1819
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1836
handle_softirqs+0x280/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661
irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:get_data+0x7/0x850 kernel/printk/printk_ringbuffer.c:1208
Code: 24 18 e8 9c 67 73 00 e9 61 ff ff ff e8 d2 b8 1a 00 e9 f1 fc ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57 41 56 41 55 <41> 54 53 48 83 ec 28 48 89 54 24 10 49 89 f6 49 89 ff 48 bb 00 00
RSP: 0018:ffffc9000b977018 EFLAGS: 00000202
RAX: 0000000000000801 RBX: ffffffff8cc47b00 RCX: 0000000000000000
RDX: ffffc9000b9770f8 RSI: ffffc9000b977168 RDI: ffffffff8cc47b10
RBP: ffffc9000b977200 R08: 00000000000023b0 R09: 000000ebfaed8788
R10: 000000ebfaed8788 R11: 00000b7d82000024 R12: ffffffff8cc47ae0
R13: dffffc0000000000 R14: 0000000000000800 R15: 0000000000000000
copy_data kernel/printk/printk_ringbuffer.c:1716 [inline]
prb_read kernel/printk/printk_ringbuffer.c:1825 [inline]
_prb_read_valid+0x69a/0xa70 kernel/printk/printk_ringbuffer.c:1891
prb_read_valid+0x3d/0x60 kernel/printk/printk_ringbuffer.c:1940
printk_get_next_message+0x15d/0x8e0 kernel/printk/printk.c:2850
console_emit_next_record kernel/printk/printk.c:2911 [inline]
console_flush_all+0x3ad/0xd00 kernel/printk/printk.c:3000
console_unlock+0xae/0x340 kernel/printk/printk.c:3069
vprintk_emit+0x477/0x600 kernel/printk/printk.c:2341
_printk+0xd0/0x110 kernel/printk/printk.c:2366
__report_bug lib/bug.c:195 [inline]
report_bug+0x34e/0x4f0 lib/bug.c:219
handle_bug+0xcf/0x120 arch/x86/kernel/traps.c:310
exc_invalid_op+0x1a/0x50 arch/x86/kernel/traps.c:345
asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:606
RIP: 0010:ieee80211_chanctx_reserved_chandef net/mac80211/chan.c:92 [inline]
RIP: 0010:ieee80211_chsw_switch_hwconf net/mac80211/chan.c:1421 [inline]
RIP: 0010:ieee80211_vif_use_reserved_switch+0x10e8/0x28f0 net/mac80211/chan.c:1637
Code: 48 89 df e8 1a e1 ea f7 e9 dc fc ff ff e8 50 32 92 f7 eb 24 e8 49 32 92 f7 c7 04 24 f4 ff ff ff e9 e4 f5 ff ff e8 38 32 92 f7 <0f> 0b 0f 0b e9 cf f5 ff ff e8 2a 32 92 f7 48 8b 7c 24 08 4c 8b 7c
RSP: 0018:ffffc9000b9779c0 EFLAGS: 00010293
RAX: ffffffff89f3703e RBX: 0000000000000001 RCX: ffff88802c1a3c00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffff88806ac6d5af R09: 1ffff1100d58dab5
R10: dffffc0000000000 R11: ffffed100d58dab6 R12: 0000000000000001
R13: ffff88806ac6e5d9 R14: ffff88806420ac70 R15: ffff88806420ace8
ieee80211_link_use_reserved_context+0x383/0x5c0 net/mac80211/chan.c:1926
__ieee80211_csa_finalize net/mac80211/cfg.c:3679 [inline]
ieee80211_csa_finalize+0x59a/0xf00 net/mac80211/cfg.c:3718
ieee80211_csa_finalize_work+0xf6/0x140 net/mac80211/cfg.c:3743
process_one_work kernel/workqueue.c:2634 [inline]
process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
----------------
Code disassembly (best guess):
0: 24 18 and $0x18,%al
2: e8 9c 67 73 00 call 0x7367a3
7: e9 61 ff ff ff jmp 0xffffff6d
c: e8 d2 b8 1a 00 call 0x1ab8e3
11: e9 f1 fc ff ff jmp 0xfffffd07
16: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
1d: 00 00 00
20: 0f 1f 00 nopl (%rax)
23: 55 push %rbp
24: 41 57 push %r15
26: 41 56 push %r14
28: 41 55 push %r13
* 2a: 41 54 push %r12 <-- trapping instruction
2c: 53 push %rbx
2d: 48 83 ec 28 sub $0x28,%rsp
31: 48 89 54 24 10 mov %rdx,0x10(%rsp)
36: 49 89 f6 mov %rsi,%r14
39: 49 89 ff mov %rdi,%r15
3c: 48 rex.W
3d: bb .byte 0xbb