------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40 WARNING: CPU: 0 PID: 5672 at net/mac80211/rate.c:376 __rate_control_send_low+0x630/0x880 net/mac80211/rate.c:371 Modules linked in: CPU: 0 PID: 5672 Comm: syz.4.305 Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__rate_control_send_low+0x630/0x880 net/mac80211/rate.c:371 Code: 0f b6 04 28 84 c0 0f 85 e9 01 00 00 48 8b 44 24 08 8b 08 48 c7 c7 60 b9 18 8b 4c 89 f6 44 8b 44 24 14 45 89 f9 e8 e0 2e 68 00 <0f> 0b e9 72 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 08 fa ff RSP: 0018:ffffc90000007768 EFLAGS: 00010246 RAX: cd0f1635640b4c00 RBX: 000000000000000c RCX: ffff8880790f0000 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000000084 R08: dffffc0000000000 R09: fffff52000000e51 R10: fffff52000000e51 R11: 1ffff92000000e50 R12: ffff88807e3387a8 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000040 FS: 00007f5c54fe36c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5c56da36a0 CR3: 00000000558db000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rate_control_send_low+0x194/0x790 net/mac80211/rate.c:396 rate_control_get_rate+0x207/0x5c0 net/mac80211/rate.c:908 __ieee80211_beacon_get+0x1512/0x1f80 net/mac80211/tx.c:5167 ieee80211_beacon_get_tim+0x48/0x840 net/mac80211/tx.c:5194 ieee80211_beacon_get include/net/mac80211.h:4981 [inline] mac80211_hwsim_beacon_tx+0xf4/0x920 drivers/net/wireless/mac80211_hwsim.c:1812 __iterate_interfaces+0x243/0x500 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 net/mac80211/util.c:829 mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x53d/0xc40 kernel/time/hrtimer.c:1754 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1771 handle_softirqs+0x328/0x820 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:93 [inline] RIP: 0010:syscall_enter_from_user_mode+0x2a/0x70 kernel/entry/common.c:114 Code: 41 56 53 48 89 f3 49 89 fe 48 8b 7c 24 10 e8 3d f6 ff ff eb 31 eb 35 e8 84 ab d5 f7 e8 7f a9 d5 f7 fb 65 48 8b 05 06 37 5a 76 <48> 8b 70 08 40 f6 c6 3f 74 0b 4c 89 f7 5b 41 5e e9 f1 ee bd f7 48 RSP: 0018:ffffc90003797f08 EFLAGS: 00000286 RAX: ffff8880790f0000 RBX: 0000000000000029 RCX: cd0f1635640b4c00 RDX: dffffc0000000000 RSI: ffffffff8a0b15c0 RDI: ffffffff8a599340 RBP: ffffc90003797f48 R08: dffffc0000000000 R09: fffffbfff1ad2dd6 R10: fffffbfff1ad2dd6 R11: 1ffffffff1ad2dd5 R12: 0000000000000000 R13: 0000000000000000 R14: ffffc90003797f58 R15: 0000000000000000 do_syscall_64+0x24/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f5c56dbfb07 Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 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:00007f5c54fe1fa8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f5c56fe5180 RCX: 00007f5c56dbfb07 RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 R10: 0000200000000380 R11: 0000000000000286 R12: 0000000000000000 R13: 00007f5c56fe5218 R14: 00007f5c56fe5180 R15: 00007ffed5823868 ---------------- Code disassembly (best guess): 0: 41 56 push %r14 2: 53 push %rbx 3: 48 89 f3 mov %rsi,%rbx 6: 49 89 fe mov %rdi,%r14 9: 48 8b 7c 24 10 mov 0x10(%rsp),%rdi e: e8 3d f6 ff ff call 0xfffff650 13: eb 31 jmp 0x46 15: eb 35 jmp 0x4c 17: e8 84 ab d5 f7 call 0xf7d5aba0 1c: e8 7f a9 d5 f7 call 0xf7d5a9a0 21: fb sti 22: 65 48 8b 05 06 37 5a mov %gs:0x765a3706(%rip),%rax # 0x765a3730 29: 76 * 2a: 48 8b 70 08 mov 0x8(%rax),%rsi <-- trapping instruction 2e: 40 f6 c6 3f test $0x3f,%sil 32: 74 0b je 0x3f 34: 4c 89 f7 mov %r14,%rdi 37: 5b pop %rbx 38: 41 5e pop %r14 3a: e9 f1 ee bd f7 jmp 0xf7bdef30 3f: 48 rex.W