------------[ cut here ]------------
WARNING: CPU: 1 PID: 5269 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
WARNING: CPU: 1 PID: 5269 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x172c/0x1f80 net/mac80211/tx.c:5075
Modules linked in:
CPU: 1 PID: 5269 Comm: modprobe Not tainted 5.15.182-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
RIP: 0010:__ieee80211_beacon_get+0x172c/0x1f80 net/mac80211/tx.c:5075
Code: f8 0f 0b e9 f1 fa ff ff e8 91 50 42 f8 0f 0b 4c 8b 74 24 08 e9 36 fe ff ff e8 80 50 42 f8 0f 0b e9 3c ef ff ff e8 74 50 42 f8 <0f> 0b e9 b8 f2 ff ff e8 58 bf 6b 00 44 89 e1 80 e1 07 80 c1 03 38
RSP: 0018:ffffc90000dd08c0 EFLAGS: 00010246
RAX: ffffffff89356d9c RBX: ffff88801ec9cc80 RCX: ffff88802216d940
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000dd0ae8 R08: ffff88802216d940 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff888023737c00
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920001ba128
FS: 00007f8c0b57ec80(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8c0b81a7b0 CR3: 000000005fba9000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0x48/0x840 net/mac80211/tx.c:5194
ieee80211_beacon_get include/net/mac80211.h:4981 [inline]
mac80211_hwsim_beacon_tx+0xf4/0x920 drivers/net/wireless/mac80211_hwsim.c:1812
__iterate_interfaces+0x243/0x500 net/mac80211/util.c:793
ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 net/mac80211/util.c:829
mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865
__run_hrtimer kernel/time/hrtimer.c:1690 [inline]
__hrtimer_run_queues+0x53d/0xc40 kernel/time/hrtimer.c:1754
hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1771
handle_softirqs+0x328/0x820 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x12f/0x220 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:___slab_alloc+0x4c4/0xdf0 mm/slub.c:2982
Code: 00 44 8b 74 24 0c 0f 84 c8 fb ff ff fb e9 c2 fb ff ff e8 cf b1 e4 07 41 f7 c6 00 02 00 00 0f 84 b1 fe ff ff fb 44 8b 74 24 0c <49> 83 7c 24 18 00 0f 84 be 00 00 00 48 c7 44 24 38 00 00 00 00 9c
RSP: 0018:ffffc90003357d38 EFLAGS: 00000206
RAX: 6bc5cc556b2ce500 RBX: ffff888140007280 RCX: 6bc5cc556b2ce500
RDX: dffffc0000000000 RSI: ffffffff8a0b0fc0 RDI: ffffffff8a59a2c0
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ad1576
R10: fffffbfff1ad1576 R11: 1ffffffff1ad1575 R12: ffff8880b9141030
R13: ffff8880b9141050 R14: 0000000000000cc0 R15: ffffffff7fff0000
__slab_alloc mm/slub.c:3095 [inline]
slab_alloc_node mm/slub.c:3186 [inline]
slab_alloc mm/slub.c:3228 [inline]
kmem_cache_alloc+0x195/0x290 mm/slub.c:3233
prepare_creds+0x3c/0x610 kernel/cred.c:260
access_override_creds fs/open.c:352 [inline]
do_faccessat+0xfc/0xa50 fs/open.c:416
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f8c0b7382c7
Code: 0f 1f 00 8b 87 10 01 00 00 89 06 31 c0 c3 0f 1f 44 00 00 89 b7 10 01 00 00 31 c0 c3 0f 1f 80 00 00 00 00 b8 15 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 fb 0d 00 f7 d8 64 89 02 b8
RSP: 002b:00007fffd164de28 EFLAGS: 00000246 ORIG_RAX: 0000000000000015
RAX: ffffffffffffffda RBX: 00007f8c0b61a4d0 RCX: 00007f8c0b7382c7
RDX: 000055eb2fa9a010 RSI: 0000000000000000 RDI: 00007f8c0b613326
RBP: 0000000000000004 R08: 00000000000001e0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd164df18
R13: 00007fffd164df40 R14: 00007f8c0b61a4d0 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: 00 44 8b 74 add %al,0x74(%rbx,%rcx,4)
4: 24 0c and $0xc,%al
6: 0f 84 c8 fb ff ff je 0xfffffbd4
c: fb sti
d: e9 c2 fb ff ff jmp 0xfffffbd4
12: e8 cf b1 e4 07 call 0x7e4b1e6
17: 41 f7 c6 00 02 00 00 test $0x200,%r14d
1e: 0f 84 b1 fe ff ff je 0xfffffed5
24: fb sti
25: 44 8b 74 24 0c mov 0xc(%rsp),%r14d
* 2a: 49 83 7c 24 18 00 cmpq $0x0,0x18(%r12) <-- trapping instruction
30: 0f 84 be 00 00 00 je 0xf4
36: 48 c7 44 24 38 00 00 movq $0x0,0x38(%rsp)
3d: 00 00
3f: 9c pushf