------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 0 PID: 17988 at net/mac80211/rate.c:403 __rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398
Modules linked in:
CPU: 0 UID: 0 PID: 17988 Comm: syz.0.3694 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:__rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398
Code: 38 0f b6 04 28 84 c0 0f 85 d7 01 00 00 41 8b 0f 48 c7 c7 20 8b b0 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 b2 10 92 f6 90 <0f> 0b 90 90 e9 73 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c
RSP: 0018:ffffc90000007758 EFLAGS: 00010246
RAX: df7896ed0a50c400 RBX: 000000000000000c RCX: ffff888032a43c00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa22c R12: ffff88805bb5f8e8
R13: 0000000000000000 R14: ffff8880532f0e40 R15: ffff8880532f30d8
FS: 000055556debb500(0000) GS:ffff888125c13000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000f17030 CR3: 000000004d73e000 CR4: 00000000003526f0
Call Trace:
rate_control_send_low+0x194/0x7a0 net/mac80211/rate.c:423
rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:934
ieee80211_beacon_get_finish+0x39a/0x6c0 net/mac80211/tx.c:5356
__ieee80211_beacon_get+0xd3d/0x1880 net/mac80211/tx.c:-1
ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5770
ieee80211_beacon_get include/net/mac80211.h:5663 [inline]
mac80211_hwsim_beacon_tx+0x3ce/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2319
__iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797
mac80211_hwsim_beacon+0xbb/0x1c0 drivers/net/wireless/virtual/mac80211_hwsim.c:2353
__run_hrtimer kernel/time/hrtimer.c:1761 [inline]
__hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1825
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842
handle_softirqs+0x283/0x870 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lockdep_unregister_key+0x2c5/0x310 kernel/locking/lockdep.c:6616
Code: 65 48 8b 05 4d 3d 03 11 48 3b 44 24 10 0f 84 26 fe ff ff e8 0d 54 dd 09 e8 38 55 dd 09 41 f7 c7 00 02 00 00 74 bd fb 40 84 ed <75> bc eb cd 90 0f 0b 90 e9 19 ff ff ff 90 0f 0b 90 e9 2a ff ff ff
RSP: 0018:ffffc900049e7998 EFLAGS: 00000246
RAX: df7896ed0a50c400 RBX: ffff8880599c2298 RCX: df7896ed0a50c400
RDX: ffffffff93649338 RSI: ffffffff8d9ce0c0 RDI: ffffffff8be33c00
RBP: ffff8880599c2200 R08: 0000000000000000 R09: ffffffff81aa9548
R10: dffffc0000000000 R11: fffffbfff1f47187 R12: 0000000000000000
R13: 0000000000001000 R14: 0000000000000000 R15: 0000000000000206
__qdisc_destroy+0x166/0x420 net/sched/sch_generic.c:1083
netdev_for_each_tx_queue include/linux/netdevice.h:2660 [inline]
dev_shutdown+0x93/0x440 net/sched/sch_generic.c:1494
unregister_netdevice_many_notify+0xe0f/0x1ff0 net/core/dev.c:12203
unregister_netdevice_many net/core/dev.c:12278 [inline]
unregister_netdevice_queue+0x33c/0x380 net/core/dev.c:12122
unregister_netdevice include/linux/netdevice.h:3385 [inline]
__tun_detach+0xda4/0x1560 drivers/net/tun.c:621
tun_detach drivers/net/tun.c:637 [inline]
tun_chr_close+0x10a/0x1c0 drivers/net/tun.c:3433
__fput+0x44c/0xa70 fs/file_table.c:468
task_work_run+0x1d1/0x260 kernel/task_work.c:227
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:43
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5837d8eba9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc5a005ea8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f5837fd7da0 RCX: 00007f5837d8eba9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f5837fd7da0 R08: 00000000000192bc R09: 000000165a00619f
R10: 00000000005e6070 R11: 0000000000000246 R12: 00000000000826b5
R13: 00007f5837fd5fa0 R14: ffffffffffffffff R15: 00007ffc5a005fc0
----------------
Code disassembly (best guess):
0: 65 48 8b 05 4d 3d 03 mov %gs:0x11033d4d(%rip),%rax # 0x11033d55
7: 11
8: 48 3b 44 24 10 cmp 0x10(%rsp),%rax
d: 0f 84 26 fe ff ff je 0xfffffe39
13: e8 0d 54 dd 09 call 0x9dd5425
18: e8 38 55 dd 09 call 0x9dd5555
1d: 41 f7 c7 00 02 00 00 test $0x200,%r15d
24: 74 bd je 0xffffffe3
26: fb sti
27: 40 84 ed test %bpl,%bpl
* 2a: 75 bc jne 0xffffffe8 <-- trapping instruction
2c: eb cd jmp 0xfffffffb
2e: 90 nop
2f: 0f 0b ud2
31: 90 nop
32: e9 19 ff ff ff jmp 0xffffff50
37: 90 nop
38: 0f 0b ud2
3a: 90 nop
3b: e9 2a ff ff ff jmp 0xffffff6a