------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40
WARNING: CPU: 0 PID: 8015 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380
Modules linked in:
CPU: 0 PID: 8015 Comm: syz.2.626 Not tainted 6.6.102-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380
Code: 30 42 0f b6 04 28 84 c0 0f 85 e6 01 00 00 41 8b 0e 48 c7 c7 40 87 be 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 3b c8 6a f7 <0f> 0b e9 78 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 03 fa ff
RSP: 0018:ffffc90000007560 EFLAGS: 00010246
RAX: 568640360225a900 RBX: 000000000000000c RCX: ffff888028891e00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000084 R08: ffffc90000007167 R09: 1ffff92000000e2c
R10: dffffc0000000000 R11: fffff52000000e2d R12: 0000000000000040
R13: dffffc0000000000 R14: ffff88801d7cb358 R15: ffff88805fcd52a8
FS: 00007f3c6abcc6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc8fac8fd8 CR3: 0000000025566000 CR4: 00000000003506f0
Call Trace:
rate_control_send_low+0x194/0x790 net/mac80211/rate.c:405
rate_control_get_rate+0x20b/0x5c0 net/mac80211/rate.c:921
ieee80211_beacon_get_finish+0x38d/0x6b0 net/mac80211/tx.c:5228
ieee80211_beacon_get_ap+0x1429/0x1970 net/mac80211/tx.c:5331
__ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5427
ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5569
ieee80211_beacon_get include/net/mac80211.h:5438 [inline]
mac80211_hwsim_beacon_tx+0x3c7/0x780 drivers/net/wireless/virtual/mac80211_hwsim.c:2265
__iterate_interfaces+0x243/0x500 net/mac80211/util.c:766
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:802
mac80211_hwsim_beacon+0xbb/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2295
__run_hrtimer kernel/time/hrtimer.c:1755 [inline]
__hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1819
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1836
handle_softirqs+0x280/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661
irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa9/0x110 kernel/locking/spinlock.c:194
Code: 74 05 e8 2a fe 14 f7 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4b f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 a2 7a e4 f6 65 8b 05 c3 c9 8c 75 85 c0 74 3c 48 c7 04 24 0e 36
vkms_vblank_simulate: vblank timer overrun
RSP: 0018:ffffc9001a66f900 EFLAGS: 00000206
RAX: 568640360225a900 RBX: 0000000000000a02 RCX: 568640360225a900
RDX: dffffc0000000000 RSI: ffffffff8aaab9c0 RDI: 0000000000000001
RBP: ffffc9001a66f988 R08: ffffffff8e4a882f R09: 1ffffffff1c95105
R10: dffffc0000000000 R11: fffffbfff1c95106 R12: dffffc0000000000
R13: 1ffff1100adea5bb R14: ffffe8ffffc80690 R15: 1ffff920034cdf20
bpf_lru_pop_free+0x1a1c/0x1cf0 include/linux/list.h:-1
prealloc_lru_pop kernel/bpf/hashtab.c:304 [inline]
htab_lru_map_update_elem+0x1c1/0x970 kernel/bpf/hashtab.c:1247
bpf_map_update_value+0x660/0x720 kernel/bpf/syscall.c:201
generic_map_update_batch+0x5e0/0x810 kernel/bpf/syscall.c:1794
bpf_map_do_batch+0x3d7/0x610 kernel/bpf/syscall.c:5001
__sys_bpf+0x31b/0x800 kernel/bpf/syscall.c:-1
__do_sys_bpf kernel/bpf/syscall.c:5571 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5569 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5569
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f3c69d8ebe9
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
vkms_vblank_simulate: vblank timer overrun
RSP: 002b:00007f3c6abcc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3c69fb6090 RCX: 00007f3c69d8ebe9
RDX: 0000000000000038 RSI: 0000200000000200 RDI: 000000000000001a
RBP: 00007f3c69e11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3c69fb6128 R14: 00007f3c69fb6090 R15: 00007ffdea5d2b68
----------------
Code disassembly (best guess):
0: 74 05 je 0x7
2: e8 2a fe 14 f7 call 0xf714fe31
7: 48 c7 44 24 20 00 00 movq $0x0,0x20(%rsp)
e: 00 00
10: 9c pushf
11: 8f 44 24 20 pop 0x20(%rsp)
15: f6 44 24 21 02 testb $0x2,0x21(%rsp)
1a: 75 4b jne 0x67
1c: f7 c3 00 02 00 00 test $0x200,%ebx
22: 74 01 je 0x25
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 a2 7a e4 f6 call 0xf6e47ad1 <-- trapping instruction
2f: 65 8b 05 c3 c9 8c 75 mov %gs:0x758cc9c3(%rip),%eax # 0x758cc9f9
36: 85 c0 test %eax,%eax
38: 74 3c je 0x76
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss