------------[ cut here ]------------
WARNING: CPU: 0 PID: 7796 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075
Modules linked in:
CPU: 0 PID: 7796 Comm: syz-executor.0 Not tainted 5.15.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
RIP: 0010:__ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075
Code: ff e8 77 10 cb f7 0f 0b e9 4b fa ff ff e8 6b 10 cb f7 0f 0b e9 3b fe ff ff e8 5f 10 cb f7 0f 0b e9 06 ee ff ff e8 53 10 cb f7 <0f> 0b e9 91 f0 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 2d ea
RSP: 0018:ffffc90000007840 EFLAGS: 00010246
RAX: ffffffff89b54c8d RBX: 0000000000000000 RCX: ffff88807378d940
RDX: 0000000000000101 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007a70 R08: ffffffff89b53d18 R09: ffffffff89b536eb
R10: 0000000000000003 R11: ffff88807378d940 R12: dffffc0000000000
R13: ffff88806277cc80 R14: ffff88806277e298 R15: 1ffff92000000f18
FS: 0000555555d94480(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2b6b2d1988 CR3: 0000000061dea000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000000000000fc69
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0xb7/0x950 net/mac80211/tx.c:5194
ieee80211_beacon_get include/net/mac80211.h:4981 [inline]
mac80211_hwsim_beacon_tx+0xe2/0x8a0 drivers/net/wireless/mac80211_hwsim.c:1812
__iterate_interfaces+0x21e/0x4b0 net/mac80211/util.c:793
ieee80211_iterate_active_interfaces_atomic+0xaf/0x140 net/mac80211/util.c:829
mac80211_hwsim_beacon+0xa7/0x180 drivers/net/wireless/mac80211_hwsim.c:1865
__run_hrtimer kernel/time/hrtimer.c:1686 [inline]
__hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1750
hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1767
__do_softirq+0x3b3/0x93a kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x155/0x240 kernel/softirq.c:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:finish_lock_switch+0x91/0x100 kernel/sched/core.c:4785
Code: 45 31 c9 68 b7 90 59 81 e8 ec 1a 09 00 48 83 c4 08 4c 89 ff e8 60 da fe ff 66 90 4c 89 ff e8 b6 8a cd 08 e8 f1 4b 2d 00 fb 5b <41> 5c 41 5d 41 5e 41 5f c3 44 89 f1 80 e1 07 80 c1 03 38 c1 7c 87
RSP: 0018:ffffc900036a7698 EFLAGS: 00000286
RAX: a9fde04b0921f600 RBX: ffff88801ce91df4 RCX: ffffffff913edf03
RDX: dffffc0000000000 RSI: ffffffff8a8b2980 RDI: ffffffff8ad8f380
RBP: ffffc900036a7710 R08: ffffffff8186dd10 R09: ffffed1017347469
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff11017347613 R14: ffff8880b9a3b098 R15: ffff8880b9a3a340
finish_task_switch+0x134/0x630 kernel/sched/core.c:4902
context_switch kernel/sched/core.c:5033 [inline]
__schedule+0x12cc/0x45b0 kernel/sched/core.c:6376
schedule+0x11b/0x1f0 kernel/sched/core.c:6459
freezable_schedule include/linux/freezer.h:172 [inline]
futex_wait_queue_me+0x25b/0x480 kernel/futex/core.c:2863
futex_wait+0x2f8/0x740 kernel/futex/core.c:2964
do_futex+0x1414/0x1810 kernel/futex/core.c:3982
__do_sys_futex kernel/futex/core.c:4059 [inline]
__se_sys_futex+0x407/0x490 kernel/futex/core.c:4040
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3316097ea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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:00007fff49fcfff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000fd2 RCX: 00007f3316097ea9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f33161c5f8c
RBP: 00007f33161c5f8c R08: 0000000000000010 R09: 00007fff49fd0020
R10: 00007fff49fd0180 R11: 0000000000000246 R12: 0000000000038304
R13: 0000000000037332 R14: 00007fff49fd01a0 R15: 00007f331604ecb0
----------------
Code disassembly (best guess):
0: 45 31 c9 xor %r9d,%r9d
3: 68 b7 90 59 81 push $0xffffffff815990b7
8: e8 ec 1a 09 00 call 0x91af9
d: 48 83 c4 08 add $0x8,%rsp
11: 4c 89 ff mov %r15,%rdi
14: e8 60 da fe ff call 0xfffeda79
19: 66 90 xchg %ax,%ax
1b: 4c 89 ff mov %r15,%rdi
1e: e8 b6 8a cd 08 call 0x8cd8ad9
23: e8 f1 4b 2d 00 call 0x2d4c19
28: fb sti
29: 5b pop %rbx
* 2a: 41 5c pop %r12 <-- trapping instruction
2c: 41 5d pop %r13
2e: 41 5e pop %r14
30: 41 5f pop %r15
32: c3 ret
33: 44 89 f1 mov %r14d,%ecx
36: 80 e1 07 and $0x7,%cl
39: 80 c1 03 add $0x3,%cl
3c: 38 c1 cmp %al,%cl
3e: 7c 87 jl 0xffffffc7