------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 0 PID: 10538 at net/mac80211/rate.c:401 __rate_control_send_low+0x667/0x780 net/mac80211/rate.c:401
Modules linked in:
CPU: 0 UID: 0 PID: 10538 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__rate_control_send_low+0x667/0x780 net/mac80211/rate.c:401
Code: a4 a0 d4 00 00 00 e8 e8 1a e8 f6 44 8b 44 24 24 45 89 e9 89 d9 48 8b 74 24 08 44 89 e2 48 c7 c7 a0 19 e3 8c e8 8a 4e a6 f6 90 <0f> 0b 90 90 e9 20 fd ff ff 48 8b 3c 24 e8 a7 ca 4f f7 e9 f5 fc ff
RSP: 0018:ffffc90000007930 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff817b1cd8
RDX: ffff888051c50000 RSI: ffffffff817b1ce5 RDI: 0000000000000001
RBP: ffff88806c3fe168 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
R13: 0000000000000000 R14: 000000000000000c R15: ffff88806c3fe170
FS: 0000555586051500(0000) GS:ffff888124a06000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc6fceb7f98 CR3: 00000000a9bf0000 CR4: 0000000000350ef0
Call Trace:
rate_control_send_low+0x52a/0x810 net/mac80211/rate.c:429
rate_control_get_rate+0x1be/0x5e0 net/mac80211/rate.c:943
ieee80211_beacon_get_finish+0x467/0x670 net/mac80211/tx.c:5360
__ieee80211_beacon_get+0xc56/0x1e40 net/mac80211/tx.c:5663
ieee80211_beacon_get_tim+0xa6/0x280 net/mac80211/tx.c:5774
ieee80211_beacon_get include/net/mac80211.h:5667 [inline]
mac80211_hwsim_beacon_tx+0x4dc/0xa40 drivers/net/wireless/virtual/mac80211_hwsim.c:2361
__iterate_interfaces+0x2e5/0x650 net/mac80211/util.c:761
ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:797
mac80211_hwsim_beacon+0x105/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2395
__run_hrtimer kernel/time/hrtimer.c:1777 [inline]
__hrtimer_run_queues+0x202/0xad0 kernel/time/hrtimer.c:1841
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1858
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202
Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 8a 18 37 f6 48 89 df e8 72 6c 37 f6 e8 1d 3f 63 f6 fb bf 01 00 00 00 a2 74 27 f6 65 8b 05 eb f5 3f 08 85 c0 74 06 5b e9 bc 96 ae f5
RSP: 0018:ffffc9001c9b76e0 EFLAGS: 00000202
RAX: 00000000002dcf7f RBX: ffff888077674458 RCX: 0000000000000006
RDX: 0000000000000000 RSI: ffffffff8da2ae3d RDI: 0000000000000001
RBP: ffff888077674450 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90824ed7 R11: 0000000000000001 R12: ffff888077674458
R13: ffff888077674450 R14: ffffc9001c9b79b8 R15: 0000000000000012
spin_unlock_irq include/linux/spinlock.h:401 [inline]
filemap_remove_folio+0x106/0x250 mm/filemap.c:257
truncate_inode_folio+0x49/0x70 mm/truncate.c:176
shmem_undo_range+0x376/0x1150 mm/shmem.c:1115
shmem_truncate_range mm/shmem.c:1231 [inline]
shmem_evict_inode+0x3a1/0xbe0 mm/shmem.c:1359
evict+0x3e6/0x920 fs/inode.c:810
iput_final fs/inode.c:1914 [inline]
iput.part.0+0x6a9/0xb00 fs/inode.c:1966
iput+0x35/0x40 fs/inode.c:1929
dentry_unlink_inode+0x29c/0x480 fs/dcache.c:466
__dentry_kill+0x1d0/0x600 fs/dcache.c:669
dput.part.0+0x4b1/0x9b0 fs/dcache.c:911
dput+0x1f/0x30 fs/dcache.c:901
__fput+0x51c/0xb70 fs/file_table.c:476
task_work_run+0x150/0x240 kernel/task_work.c:227
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop+0xec/0x130 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+0x426/0xfa0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f01b078e3aa
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 43 91 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 a3 91 02 00 8b 44 24
RSP: 002b:00007fffa5b9f010 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f01b078e3aa
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fffa5b9f06c R08: 0000000000000000 R09: 00007fffa5b9ed77
R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000001b2
R13: 00000000000927c0 R14: 00000000000a2433 R15: 00007fffa5b9f0c0
----------------
Code disassembly (best guess):
0: 90 nop
1: f3 0f 1e fa endbr64
5: 53 push %rbx
6: 48 8b 74 24 08 mov 0x8(%rsp),%rsi
b: 48 89 fb mov %rdi,%rbx
e: 48 83 c7 18 add $0x18,%rdi
12: e8 8a 18 37 f6 call 0xf63718a1
17: 48 89 df mov %rbx,%rdi
1a: e8 72 6c 37 f6 call 0xf6376c91
1f: e8 1d 3f 63 f6 call 0xf6633f41
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 a2 74 27 f6 call 0xf62774d1 <-- trapping instruction
2f: 65 8b 05 eb f5 3f 08 mov %gs:0x83ff5eb(%rip),%eax # 0x83ff621
36: 85 c0 test %eax,%eax
38: 74 06 je 0x40
3a: 5b pop %rbx
3b: e9 bc 96 ae f5 jmp 0xf5ae96fc