------------[ cut here ]------------
WARNING: CPU: 1 PID: 9912 at net/mac80211/tx.c:4934 __ieee80211_beacon_get+0x1abc/0x2110 net/mac80211/tx.c:5255
Modules linked in:
CPU: 1 PID: 9912 Comm: syz-executor Not tainted 6.1.118-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1abc/0x2110 net/mac80211/tx.c:5255
Code: ff ff ff e8 96 af 5b f7 0f 0b 48 8b 7c 24 20 e8 ea 82 66 fe e9 6f e8 ff ff e8 80 af 5b f7 0f 0b e9 92 ed ff ff e8 74 af 5b f7 <0f> 0b e9 26 f1 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c fc e8
RSP: 0018:ffffc900001e0820 EFLAGS: 00010246
RAX: ffffffff8a2edc7c RBX: 0000000000000000 RCX: ffff888025b79dc0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0a30 R08: ffffffff8a2ecd9c R09: ffffffff8a2ec5a2
R10: 0000000000000003 R11: ffff888025b79dc0 R12: dffffc0000000000
R13: 1ffff9200003c11c R14: ffff8880301a2258 R15: ffffffff8a2ec270
FS: 0000555592bc4500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f510dc656c0 CR3: 0000000062759000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 000000000000000a DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0xb1/0x5d0 net/mac80211/tx.c:5342
ieee80211_beacon_get include/net/mac80211.h:5249 [inline]
mac80211_hwsim_beacon_tx+0x1d2/0xaa0 drivers/net/wireless/mac80211_hwsim.c:2086
__iterate_interfaces+0x21e/0x4b0 net/mac80211/util.c:788
ieee80211_iterate_active_interfaces_atomic+0xd4/0x170 net/mac80211/util.c:824
mac80211_hwsim_beacon+0xd0/0x1e0 drivers/net/wireless/mac80211_hwsim.c:2142
__run_hrtimer kernel/time/hrtimer.c:1689 [inline]
__hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753
hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1770
handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571
__do_softirq kernel/softirq.c:605 [inline]
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:654
irq_exit_rcu+0x5/0x20 kernel/softirq.c:666
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 02 38 30 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 17 a8 ac f6 65 8b 05 d8 97 50 75 85 c0 74 3f 48 c7 04 24 0e 36
RSP: 0018:ffffc90004b8f700 EFLAGS: 00000206
RAX: bbd267ad1465b800 RBX: 1ffff92000971ee4 RCX: ffffffff816b024a
RDX: dffffc0000000000 RSI: ffffffff8b0c01c0 RDI: 0000000000000001
RBP: ffffc90004b8f790 R08: dffffc0000000000 R09: fffffbfff2246251
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff92000971ee0 R14: ffffc90004b8f720 R15: 0000000000000246
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
get_partial_node+0x426/0x450 mm/slub.c:2247
get_partial mm/slub.c:2325 [inline]
___slab_alloc+0x9b2/0x1270 mm/slub.c:3175
__slab_alloc mm/slub.c:3279 [inline]
slab_alloc_node mm/slub.c:3364 [inline]
__kmem_cache_alloc_node+0x19f/0x260 mm/slub.c:3437
__do_kmalloc_node mm/slab_common.c:935 [inline]
__kmalloc_node_track_caller+0xa0/0x220 mm/slab_common.c:956
kmalloc_reserve net/core/skbuff.c:446 [inline]
__alloc_skb+0x135/0x670 net/core/skbuff.c:515
alloc_skb include/linux/skbuff.h:1271 [inline]
alloc_uevent_skb+0x74/0x220 lib/kobject_uevent.c:290
uevent_net_broadcast_untagged lib/kobject_uevent.c:326 [inline]
kobject_uevent_net_broadcast+0x2e5/0x560 lib/kobject_uevent.c:409
kobject_uevent_env+0x576/0x8c0 lib/kobject_uevent.c:608
device_add+0xa4f/0xfd0 drivers/base/core.c:3670
nsim_bus_dev_new drivers/net/netdevsim/bus.c:290 [inline]
new_device_store+0x3e5/0x800 drivers/net/netdevsim/bus.c:167
kernfs_fop_write_iter+0x3a2/0x4f0 fs/kernfs/file.c:334
call_write_iter include/linux/fs.h:2265 [inline]
new_sync_write fs/read_write.c:491 [inline]
vfs_write+0x857/0xbc0 fs/read_write.c:584
ksys_write+0x19c/0x2c0 fs/read_write.c:637
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f751ab7d1ff
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 c9 8d 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 1c 8e 02 00 48
RSP: 002b:00007ffcdf729480 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f751ab7d1ff
RDX: 0000000000000003 RSI: 00007ffcdf7294d0 RDI: 0000000000000005
RBP: 00007f751abf289a R08: 0000000000000000 R09: 00007ffcdf7292d7
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007ffcdf7294d0 R14: 00007f751b864620 R15: 0000000000000003
----------------
Code disassembly (best guess):
0: 9c pushf
1: 8f 44 24 20 pop 0x20(%rsp)
5: 42 80 3c 23 00 cmpb $0x0,(%rbx,%r12,1)
a: 74 08 je 0x14
c: 4c 89 f7 mov %r14,%rdi
f: e8 02 38 30 f7 call 0xf7303816
14: f6 44 24 21 02 testb $0x2,0x21(%rsp)
19: 75 4e jne 0x69
1b: 41 f7 c7 00 02 00 00 test $0x200,%r15d
22: 74 01 je 0x25
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 17 a8 ac f6 call 0xf6aca846 <-- trapping instruction
2f: 65 8b 05 d8 97 50 75 mov %gs:0x755097d8(%rip),%eax # 0x7550980e
36: 85 c0 test %eax,%eax
38: 74 3f je 0x79
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss