------------[ cut here ]------------
WARNING: CPU: 0 PID: 5091 at net/mac80211/tx.c:5034 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5034 [inline]
WARNING: CPU: 0 PID: 5091 at net/mac80211/tx.c:5034 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5029 [inline]
WARNING: CPU: 0 PID: 5091 at net/mac80211/tx.c:5034 __ieee80211_beacon_get+0x14aa/0x16b0 net/mac80211/tx.c:5461
Modules linked in:
CPU: 0 PID: 5091 Comm: kworker/0:0 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: events kfree_rcu_work
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5034 [inline]
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5029 [inline]
RIP: 0010:__ieee80211_beacon_get+0x14aa/0x16b0 net/mac80211/tx.c:5461
Code: 00 89 df 44 89 e6 e8 35 c2 40 f7 44 38 e3 72 a3 e8 6b c8 40 f7 48 89 ef e8 53 64 91 f7 31 ed e9 9e fe ff ff e8 57 c8 40 f7 90 <0f> 0b 90 e9 88 f6 ff ff 48 89 c6 48 c7 c7 e0 bb 6e 8f 48 89 04 24
RSP: 0018:ffffc90000007b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8a4d6a62
RDX: ffff88801a310000 RSI: ffffffff8a4d73d9 RDI: 0000000000000001
RBP: ffffc90000007c40 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000004 R12: ffff8880306e6800
R13: 0000000000000041 R14: ffff88807d34cca0 R15: ffff88807d34e750
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 000000001e4c8000 CR4: 0000000000350ef0
Call Trace:
ieee80211_beacon_get_tim+0xa7/0x280 net/mac80211/tx.c:5588
ieee80211_beacon_get include/net/mac80211.h:5552 [inline]
mac80211_hwsim_beacon_tx+0x48d/0x880 drivers/net/wireless/virtual/mac80211_hwsim.c:2296
__iterate_interfaces+0x2d5/0x580 net/mac80211/util.c:772
ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:808
mac80211_hwsim_beacon+0x105/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2326
__run_hrtimer kernel/time/hrtimer.c:1692 [inline]
__hrtimer_run_queues+0x20f/0xc20 kernel/time/hrtimer.c:1756
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1773
__do_softirq+0x21b/0x8de kernel/softirq.c:554
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:633 [inline]
irq_exit_rcu+0xb9/0x120 kernel/softirq.c:645
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:206 [inline]
RIP: 0010:unwind_next_frame+0x1d6/0x23a0 arch/x86/kernel/unwind_orc.c:494
Code: 0f 84 c9 02 00 00 e8 a9 a3 51 00 31 ff 4c 89 e6 e8 af 9e 51 00 4d 85 e4 0f 84 ee 0a 00 00 e8 91 a3 51 00 48 c7 c6 00 00 00 81 <4c> 89 e7 e8 d2 9d 51 00 49 81 fc 00 00 00 81 0f 82 9e 02 00 00 e8
RSP: 0018:ffffc900043976c0 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffffc90004397740 RCX: ffffffff813c9891
RDX: ffff88801a310000 RSI: ffffffff81000000 RDI: 0000000000000007
RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
R10: ffffffff8175faf1 R11: 0000000000000003 R12: ffffffff8175faf1
R13: 0000000000000000 R14: ffffc90004397800 R15: ffffc90004397775
arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579
poison_slab_object mm/kasan/common.c:240 [inline]
__kasan_slab_free+0x11d/0x1a0 mm/kasan/common.c:256
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2106 [inline]
slab_free_freelist_hook mm/slub.c:2135 [inline]
slab_free_bulk mm/slub.c:4293 [inline]
kmem_cache_free_bulk mm/slub.c:4507 [inline]
kmem_cache_free_bulk+0x155/0x390 mm/slub.c:4495
kfree_bulk include/linux/slab.h:545 [inline]
kvfree_rcu_bulk+0x454/0x550 kernel/rcu/tree.c:3033
kfree_rcu_work+0x2f2/0x5a0 kernel/rcu/tree.c:3112
process_one_work+0x9ac/0x1a60 kernel/workqueue.c:3254
process_scheduled_works kernel/workqueue.c:3335 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3416
kthread+0x2c4/0x3a0 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
----------------
Code disassembly (best guess):
0: 0f 84 c9 02 00 00 je 0x2cf
6: e8 a9 a3 51 00 call 0x51a3b4
b: 31 ff xor %edi,%edi
d: 4c 89 e6 mov %r12,%rsi
10: e8 af 9e 51 00 call 0x519ec4
15: 4d 85 e4 test %r12,%r12
18: 0f 84 ee 0a 00 00 je 0xb0c
1e: e8 91 a3 51 00 call 0x51a3b4
23: 48 c7 c6 00 00 00 81 mov $0xffffffff81000000,%rsi
* 2a: 4c 89 e7 mov %r12,%rdi <-- trapping instruction
2d: e8 d2 9d 51 00 call 0x519e04
32: 49 81 fc 00 00 00 81 cmp $0xffffffff81000000,%r12
39: 0f 82 9e 02 00 00 jb 0x2dd
3f: e8 .byte 0xe8