------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 1090 at net/mac80211/rate.c:403 __rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398
Modules linked in:
CPU: 1 UID: 0 PID: 1090 Comm: syz.5.8045 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 c0 c2 6b 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 42 2f d5 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:ffffc90000a08538 EFLAGS: 00010246
RAX: 0432392c7730c400 RBX: 000000000000000c RCX: ffff88807c4c5a00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1b7a1d4 R12: ffff8880463de668
R13: 0000000000000000 R14: ffff888084ea0e40 R15: ffff888084ea30d8
FS: 0000000000000000(0000) GS:ffff88812647e000(0063) knlGS:00000000f53d5b40
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000801d6018 CR3: 00000000483b8000 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:5263
__ieee80211_beacon_get_ap net/mac80211/tx.c:5366 [inline]
ieee80211_beacon_get_ap+0x1868/0x1f30 net/mac80211/tx.c:5428
__ieee80211_beacon_get+0x118e/0x1880 net/mac80211/tx.c:5535
ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5677
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+0x286/0x870 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:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110 kernel/locking/spinlock.c:194
Code: 74 05 e8 db 84 8d f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 c3 2f 56 f6 65 8b 05 0c e4 11 07 85 c0 74 40 48 c7 04 24 0e 36
vkms_vblank_simulate: vblank timer overrun
RSP: 0018:ffffc90018897520 EFLAGS: 00000206
RAX: 0432392c7730c400 RBX: 0000000000000a02 RCX: 0432392c7730c400
RDX: 0000000000000006 RSI: ffffffff8d531ee2 RDI: 0000000000000001
RBP: ffffc900188975b8 R08: ffffffff8f5cac37 R09: 1ffffffff1eb9586
R10: dffffc0000000000 R11: fffffbfff1eb9587 R12: dffffc0000000000
R13: 1ffff1100679d9bd R14: ffff888033cecd80 R15: 1ffff92003112ea4
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
__skb_try_recv_datagram+0x17c/0x4e0 net/core/datagram.c:267
__unix_dgram_recvmsg+0x2d4/0xd60 net/unix/af_unix.c:2601
sock_recvmsg_nosec+0x183/0x1c0 net/socket.c:1065
____sys_recvmsg+0x3aa/0x460 net/socket.c:2835
vkms_vblank_simulate: vblank timer overrun
vkms_vblank_simulate: vblank timer overrun
___sys_recvmsg+0x1b5/0x510 net/socket.c:2879
do_recvmmsg+0x36a/0x770 net/socket.c:2966
__sys_recvmmsg+0x19d/0x280 net/socket.c:3048
vkms_vblank_simulate: vblank timer overrun
__do_compat_sys_recvmmsg_time32 net/compat.c:418 [inline]
__se_compat_sys_recvmmsg_time32 net/compat.c:414 [inline]
__ia32_compat_sys_recvmmsg_time32+0xbf/0xe0 net/compat.c:414
do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
__do_fast_syscall_32+0xb6/0x2b0 arch/x86/entry/syscall_32.c:306
do_fast_syscall_32+0x34/0x80 arch/x86/entry/syscall_32.c:331
entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7f01539
Code: 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f53d555c EFLAGS: 00000206 ORIG_RAX: 0000000000000151
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00000000800000c0
RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: 74 05 je 0x7
2: e8 db 84 8d f6 call 0xf68d84e2
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 4f jne 0x6b
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 c3 2f 56 f6 call 0xf6562ff2 <-- trapping instruction
2f: 65 8b 05 0c e4 11 07 mov %gs:0x711e40c(%rip),%eax # 0x711e442
36: 85 c0 test %eax,%eax
38: 74 40 je 0x7a
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss