------------[ cut here ]------------
WARNING: CPU: 1 PID: 6041 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline]
WARNING: CPU: 1 PID: 6041 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5035 [inline]
WARNING: CPU: 1 PID: 6041 at net/mac80211/tx.c:5040 __ieee80211_beacon_get+0x14ac/0x16b0 net/mac80211/tx.c:5469
Modules linked in:
CPU: 1 UID: 0 PID: 6041 Comm: syz-executor235 Not tainted 6.14.0-rc6-syzkaller-00003-g4d872d51bc9d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline]
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5035 [inline]
RIP: 0010:__ieee80211_beacon_get+0x14ac/0x16b0 net/mac80211/tx.c:5469
Code: 00 89 df 44 89 e6 e8 63 c8 e0 f6 44 38 e3 72 a1 e8 79 ce e0 f6 48 89 ef e8 51 3c 39 f7 31 ed e9 9c fe ff ff e8 65 ce e0 f6 90 <0f> 0b 90 e9 86 f6 ff ff 48 89 c6 48 c7 c7 20 e8 2f 90 48 89 04 24
RSP: 0018:ffffc90000a28b70 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8ad91902
RDX: ffff88807cf24880 RSI: ffffffff8ad9227b RDI: 0000000000000001
RBP: ffffc90000a28c20 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000002 R12: ffff88802907f400
R13: 0000000000000041 R14: ffff88807a23cd80 R15: ffff88807a23e9d0
FS: 00007fc983cd06c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00004000003bf030 CR3: 000000007fc98000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0xa7/0x280 net/mac80211/tx.c:5596
ieee80211_beacon_get include/net/mac80211.h:5641 [inline]
mac80211_hwsim_beacon_tx+0x4ea/0xa10 drivers/net/wireless/virtual/mac80211_hwsim.c:2311
__iterate_interfaces+0x2e5/0x640 net/mac80211/util.c:761
ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:797
mac80211_hwsim_beacon+0x105/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2345
__run_hrtimer kernel/time/hrtimer.c:1801 [inline]
__hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1865
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1882
handle_softirqs+0x213/0x8f0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 86 9b 3c f6 48 89 df e8 de 1a 3d f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 a5 f1 2d f6 65 8b 05 a6 c3 a9 74 85 c0 74 16 5b
RSP: 0018:ffffc9000493f738 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff88807e16bac0 RCX: 1ffffffff2de2273
RDX: 0000000000000000 RSI: ffffffff8b6cfc80 RDI: ffffffff8bd36a20
RBP: 0000000000000293 R08: 0000000000000001 R09: fffffbfff2dd8bb0
R10: ffffffff96ec5d87 R11: 0000000000000001 R12: ffff88807e16baa8
R13: ffff8880475b73c0 R14: 0000000000000293 R15: ffffc9000493f8d8
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
__skb_try_recv_datagram+0x177/0x4f0 net/core/datagram.c:266
__unix_dgram_recvmsg+0x1d1/0xe50 net/unix/af_unix.c:2430
unix_dgram_recvmsg+0xd0/0x110 net/unix/af_unix.c:2532
sock_recvmsg_nosec net/socket.c:1023 [inline]
____sys_recvmsg+0x5f8/0x6b0 net/socket.c:2791
___sys_recvmsg+0x115/0x1a0 net/socket.c:2835
do_recvmmsg+0x2f8/0x740 net/socket.c:2930
__sys_recvmmsg net/socket.c:3004 [inline]
__do_sys_recvmmsg net/socket.c:3027 [inline]
__se_sys_recvmmsg net/socket.c:3020 [inline]
__x64_sys_recvmmsg+0x239/0x290 net/socket.c:3020
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc983d38829
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc983cd0218 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007fc983dc2438 RCX: 00007fc983d38829
RDX: 0000000000010106 RSI: 00004000000000c0 RDI: 0000000000000003
RBP: 00007fc983dc2430 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 00007fc983d8f38c
R13: 00004000000001c0 R14: 0000400000000210 R15: 0000400000000200
----------------
Code disassembly (best guess):
0: f5 cmc
1: 53 push %rbx
2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
7: 48 89 fb mov %rdi,%rbx
a: 48 83 c7 18 add $0x18,%rdi
e: e8 86 9b 3c f6 call 0xf63c9b99
13: 48 89 df mov %rbx,%rdi
16: e8 de 1a 3d f6 call 0xf63d1af9
1b: f7 c5 00 02 00 00 test $0x200,%ebp
21: 75 23 jne 0x46
23: 9c pushf
24: 58 pop %rax
25: f6 c4 02 test $0x2,%ah
28: 75 37 jne 0x61
* 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2f: e8 a5 f1 2d f6 call 0xf62df1d9
34: 65 8b 05 a6 c3 a9 74 mov %gs:0x74a9c3a6(%rip),%eax # 0x74a9c3e1
3b: 85 c0 test %eax,%eax
3d: 74 16 je 0x55
3f: 5b pop %rbx