------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x20
WARNING: CPU: 0 PID: 5893 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380
Modules linked in:
CPU: 0 PID: 5893 Comm: syz-executor Not tainted 6.6.97-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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 c0 87 be 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 db 6e 69 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: 469c9f1d502d4000 RBX: 000000000000000c RCX: ffff888024330000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000084 R08: ffffc90000007167 R09: 1ffff92000000e2c
R10: dffffc0000000000 R11: fffff52000000e2d R12: 0000000000000020
R13: dffffc0000000000 R14: ffff88807c77b358 R15: ffff888076ee3ca8
FS: 0000555584648500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff52604e40 CR3: 000000002ee63000 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:5218
ieee80211_beacon_get_ap+0x1429/0x1970 net/mac80211/tx.c:5321
__ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5417
ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5559
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:get_lock_parent_ip include/linux/ftrace.h:972 [inline]
RIP: 0010:preempt_latency_start kernel/sched/core.c:5827 [inline]
RIP: 0010:preempt_count_add+0x84/0x1a0 kernel/sched/core.c:5852
Code: 83 3d cf 71 8f 15 00 75 11 65 8b 05 4e 57 a8 7e 0f b6 c0 3d f5 00 00 00 73 58 65 8b 05 3d 57 a8 7e 25 ff ff ff 7f 39 f8 75 42 <48> 8b 5c 24 18 48 89 df e8 ff d3 0c 00 85 c0 74 09 31 db 31 ff e8
RSP: 0018:ffffc90003307390 EFLAGS: 00000246
RAX: 0000000000000001 RBX: ffff888060a11b98 RCX: ffffffff96ead403
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001
RBP: ffffc900033074b0 R08: ffff888060a11b9b R09: 1ffff1100c142373
R10: dffffc0000000000 R11: ffffed100c142374 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888060a11b00 R15: dffffc0000000000
__raw_spin_lock include/linux/spinlock_api_smp.h:132 [inline]
_raw_spin_lock+0x12/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:351 [inline]
inode_wait_for_writeback+0x88/0x200 fs/fs-writeback.c:1505
evict+0x459/0x870 fs/inode.c:702
__dentry_kill+0x431/0x650 fs/dcache.c:611
shrink_dentry_list+0x39f/0x6a0 fs/dcache.c:1206
shrink_dcache_parent+0xac/0x3c0 fs/dcache.c:-1
d_invalidate+0x11c/0x260 fs/dcache.c:1741
proc_invalidate_siblings_dcache+0x3d3/0x6c0 fs/proc/inode.c:148
release_task+0x145b/0x1610 kernel/exit.c:279
wait_task_zombie kernel/exit.c:1210 [inline]
wait_consider_task+0x1992/0x2ea0 kernel/exit.c:1437
do_wait_thread kernel/exit.c:1500 [inline]
do_wait+0x2f8/0xaf0 kernel/exit.c:1617
kernel_wait4+0x1af/0x270 kernel/exit.c:1780
__do_sys_wait4 kernel/exit.c:1808 [inline]
__se_sys_wait4 kernel/exit.c:1804 [inline]
__x64_sys_wait4+0x134/0x1e0 kernel/exit.c:1804
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: 0033:0x7f12dbb84b97
Code: 89 7c 24 10 48 89 4c 24 18 e8 45 1b 03 00 4c 8b 54 24 18 8b 54 24 14 41 89 c0 48 8b 74 24 08 8b 7c 24 10 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 10 e8 95 1b 03 00 8b 44
RSP: 002b:00007fff52605250 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f12dbb84b97
RDX: 0000000040000001 RSI: 00007fff526052bc RDI: 00000000ffffffff
RBP: 00007fff526052bc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000001388
R13: 00000000000927c0 R14: 0000000000019fd3 R15: 00007fff52605310
----------------
Code disassembly (best guess):
0: 83 3d cf 71 8f 15 00 cmpl $0x0,0x158f71cf(%rip) # 0x158f71d6
7: 75 11 jne 0x1a
9: 65 8b 05 4e 57 a8 7e mov %gs:0x7ea8574e(%rip),%eax # 0x7ea8575e
10: 0f b6 c0 movzbl %al,%eax
13: 3d f5 00 00 00 cmp $0xf5,%eax
18: 73 58 jae 0x72
1a: 65 8b 05 3d 57 a8 7e mov %gs:0x7ea8573d(%rip),%eax # 0x7ea8575e
21: 25 ff ff ff 7f and $0x7fffffff,%eax
26: 39 f8 cmp %edi,%eax
28: 75 42 jne 0x6c
* 2a: 48 8b 5c 24 18 mov 0x18(%rsp),%rbx <-- trapping instruction
2f: 48 89 df mov %rbx,%rdi
32: e8 ff d3 0c 00 call 0xcd436
37: 85 c0 test %eax,%eax
39: 74 09 je 0x44
3b: 31 db xor %ebx,%ebx
3d: 31 ff xor %edi,%edi
3f: e8 .byte 0xe8