------------[ cut here ]------------
WARNING: net/mac80211/tx.c:5024 at __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5024 [inline], CPU#0: syz.6.4132/21696
WARNING: net/mac80211/tx.c:5024 at __ieee80211_beacon_get+0x125d/0x1630 net/mac80211/tx.c:5453, CPU#0: syz.6.4132/21696
Modules linked in:
CPU: 0 UID: 0 PID: 21696 Comm: syz.6.4132 Not tainted 6.16.0-rc2-next-20250616-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5024 [inline]
RIP: 0010:__ieee80211_beacon_get+0x125d/0x1630 net/mac80211/tx.c:5453
Code: e7 e8 27 f2 2f f7 45 31 f6 4c 8b bc 24 a0 00 00 00 e9 78 fe ff ff e8 92 bf d6 f6 90 0f 0b 90 e9 e0 f7 ff ff e8 84 bf d6 f6 90 <0f> 0b 90 e9 38 fb ff ff e8 76 bf d6 f6 48 c7 c7 a0 5c 79 8f 4c 89
RSP: 0018:ffffc900000079f8 EFLAGS: 00010246
RAX: ffffffff8ae9aaac RBX: ffffffff8ae99886 RCX: ffff88802e801e00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802e801e00 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff88802875a500
R13: dffffc0000000000 R14: ffff88802875a9d0 R15: ffff88805a560824
FS:  00007fa0b83786c0(0000) GS:ffff888125c40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3bd1b3 CR3: 000000004d3a2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000000c DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5580
 ieee80211_beacon_get include/net/mac80211.h:5638 [inline]
 mac80211_hwsim_beacon_tx+0x3ce/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2319
 __iterate_interfaces+0x2a8/0x590 net/mac80211/util.c:761
 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797
 mac80211_hwsim_beacon+0xbb/0x1c0 drivers/net/wireless/virtual/mac80211_hwsim.c:2353
 __run_hrtimer kernel/time/hrtimer.c:1761 [inline]
 __hrtimer_run_queues+0x529/0xc60 kernel/time/hrtimer.c:1825
 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842
 handle_softirqs+0x283/0x870 kernel/softirq.c:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_pc+0x46/0x70 kernel/kcov.c:222
Code: ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 3c 16 00 00 00 74 2c 8b 91 18 16 00 00 83 fa 02 75 21 48 8b 91 20 16 00 00 48 8b 32 <48> 8d 7e 01 8b 89 1c 16 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2
RSP: 0018:ffffc9000ecc7968 EFLAGS: 00000246
RAX: ffffffff84c1cf91 RBX: ffffc9000ecc7b00 RCX: ffff88802e801e00
RDX: ffffc90013c68000 RSI: 000000000007ffff RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc9000ecc7cf0
R10: ffffc9000ecc7d30 R11: fffff52001d98fa8 R12: 0000000000000000
R13: 0000000000000000 R14: ffffc9000ecc7ba0 R15: dffffc0000000000
 __import_iovec+0x371/0x7f0 lib/iov_iter.c:1472
 import_iovec+0x74/0xa0 lib/iov_iter.c:1523
 copy_msghdr_from_user net/socket.c:2503 [inline]
 recvmsg_copy_msghdr net/socket.c:2752 [inline]
 ___sys_recvmsg+0x43a/0x510 net/socket.c:2824
 do_recvmmsg+0x307/0x770 net/socket.c:2923
 __sys_recvmmsg net/socket.c:2997 [inline]
 __do_sys_recvmmsg net/socket.c:3020 [inline]
 __se_sys_recvmmsg net/socket.c:3013 [inline]
 __x64_sys_recvmmsg+0x190/0x240 net/socket.c:3013
 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: 0033:0x7fa0b758e929
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:00007fa0b8378038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007fa0b77b6080 RCX: 00007fa0b758e929
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007fa0b7610b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa0b77b6080 R15: 00007ffc75ef3ba8
 </TASK>
----------------
Code disassembly (best guess):
   0:	ff 00                	incl   (%rax)
   2:	74 11                	je     0x15
   4:	81 fa 00 01 00 00    	cmp    $0x100,%edx
   a:	75 35                	jne    0x41
   c:	83 b9 3c 16 00 00 00 	cmpl   $0x0,0x163c(%rcx)
  13:	74 2c                	je     0x41
  15:	8b 91 18 16 00 00    	mov    0x1618(%rcx),%edx
  1b:	83 fa 02             	cmp    $0x2,%edx
  1e:	75 21                	jne    0x41
  20:	48 8b 91 20 16 00 00 	mov    0x1620(%rcx),%rdx
  27:	48 8b 32             	mov    (%rdx),%rsi
* 2a:	48 8d 7e 01          	lea    0x1(%rsi),%rdi <-- trapping instruction
  2e:	8b 89 1c 16 00 00    	mov    0x161c(%rcx),%ecx
  34:	48 39 cf             	cmp    %rcx,%rdi
  37:	73 08                	jae    0x41
  39:	48 89 3a             	mov    %rdi,(%rdx)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	44                   	rex.R
  3f:	f2                   	repnz