------------[ cut here ]------------
WARNING: CPU: 0 PID: 9119 at net/mac80211/tx.c:5031 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5031 [inline]
WARNING: CPU: 0 PID: 9119 at net/mac80211/tx.c:5031 __ieee80211_beacon_get+0x1233/0x1600 net/mac80211/tx.c:5442
Modules linked in:
CPU: 0 PID: 9119 Comm: syz.0.852 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5031 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1233/0x1600 net/mac80211/tx.c:5442
Code: 24 4c 89 e7 e8 0e 88 d4 f7 45 31 f6 4c 8b bc 24 a0 00 00 00 e9 7a fe ff ff e8 19 65 97 f7 0f 0b e9 f6 f7 ff ff e8 0d 65 97 f7 <0f> 0b e9 48 fb ff ff e8 01 65 97 f7 48 c7 c7 a0 09 24 8e 4c 89 e6
RSP: 0018:ffffc90000007a18 EFLAGS: 00010246
RAX: ffffffff89ee2a93 RBX: ffffffff89ee1896 RCX: ffff88802f1e5a00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802f1e5a00 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff88805dfae3c0
R13: dffffc0000000000 R14: ffff88805dfae8b0 R15: ffff888028780024
FS:  00007ff735ab26c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f079f792d58 CR3: 00000000298fa000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5569
 ieee80211_beacon_get include/net/mac80211.h:5440 [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
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:check_kcov_mode kernel/kcov.c:182 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x17/0x60 kernel/kcov.c:216
Code: 48 8b 3d bc 01 c5 0c 48 89 de 5b e9 a3 75 56 00 cc cc cc f3 0f 1e fa 48 8b 04 24 65 48 8b 0d 50 2a 7e 7e 65 8b 15 51 2a 7e 7e <81> e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00
RSP: 0018:ffffc90004c476f8 EFLAGS: 00000246
RAX: ffffffff892371c6 RBX: 0000000000000000 RCX: ffff88802f1e5a00
RDX: 0000000080000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90004c47898 R08: ffffffff90da55af R09: 1ffffffff21b4ab5
R10: dffffc0000000000 R11: fffffbfff21b4ab6 R12: 0000000000000000
R13: 1ffff92000988ef0 R14: 0000000000000000 R15: ffff88807641d3c0
 __unix_dgram_recvmsg+0x646/0xd60 net/unix/af_unix.c:2446
 sock_recvmsg_nosec+0x82/0xd0 net/socket.c:1046
 ____sys_recvmsg+0x49b/0x5b0 net/socket.c:2812
 ___sys_recvmsg+0x1b6/0x510 net/socket.c:2856
 do_recvmmsg+0x360/0x7d0 net/socket.c:2950
 __sys_recvmmsg net/socket.c:3029 [inline]
 __do_sys_recvmmsg net/socket.c:3052 [inline]
 __se_sys_recvmmsg net/socket.c:3045 [inline]
 __x64_sys_recvmmsg+0x191/0x240 net/socket.c:3045
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7ff734b8ebe9
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:00007ff735ab2038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007ff734dc6090 RCX: 00007ff734b8ebe9
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000008
RBP: 00007ff734c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff734dc6128 R14: 00007ff734dc6090 R15: 00007fff6bff8128
 </TASK>
----------------
Code disassembly (best guess):
   0:	48 8b 3d bc 01 c5 0c 	mov    0xcc501bc(%rip),%rdi        # 0xcc501c3
   7:	48 89 de             	mov    %rbx,%rsi
   a:	5b                   	pop    %rbx
   b:	e9 a3 75 56 00       	jmp    0x5675b3
  10:	cc                   	int3
  11:	cc                   	int3
  12:	cc                   	int3
  13:	f3 0f 1e fa          	endbr64
  17:	48 8b 04 24          	mov    (%rsp),%rax
  1b:	65 48 8b 0d 50 2a 7e 	mov    %gs:0x7e7e2a50(%rip),%rcx        # 0x7e7e2a73
  22:	7e
  23:	65 8b 15 51 2a 7e 7e 	mov    %gs:0x7e7e2a51(%rip),%edx        # 0x7e7e2a7b
* 2a:	81 e2 00 01 ff 00    	and    $0xff0100,%edx <-- trapping instruction
  30:	74 11                	je     0x43
  32:	81 fa 00 01 00 00    	cmp    $0x100,%edx
  38:	75 35                	jne    0x6f
  3a:	83                   	.byte 0x83
  3b:	b9 1c 16 00 00       	mov    $0x161c,%ecx