------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40 WARNING: CPU: 0 PID: 13932 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380 Modules linked in: CPU: 0 PID: 13932 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 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 00 d1 de 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 9b 7d 56 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:ffffc90000007540 EFLAGS: 00010246 RAX: 2ba1facd75880a00 RBX: 000000000000000c RCX: ffff88805bfc8000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 0000000000000084 R08: ffffc90000007247 R09: 1ffff92000000e48 R10: dffffc0000000000 R11: fffff52000000e49 R12: 0000000000000040 R13: dffffc0000000000 R14: ffff88801d73b358 R15: ffff8880422ce668 FS: 0000555575ba0500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdc6f5ad2c0 CR3: 0000000045dbf000 CR4: 00000000003506f0 Call Trace: rate_control_send_low+0x194/0x790 net/mac80211/rate.c:405 rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:921 ieee80211_beacon_get_finish+0x3a2/0x6e0 net/mac80211/tx.c:5228 ieee80211_beacon_get_ap+0x15a7/0x1b20 net/mac80211/tx.c:5331 __ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5427 ieee80211_beacon_get_tim+0xbf/0x580 net/mac80211/tx.c:5569 ieee80211_beacon_get include/net/mac80211.h:5440 [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:1750 [inline] __hrtimer_run_queues+0x52a/0xc40 kernel/time/hrtimer.c:1814 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1831 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+0xd3/0x190 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:preempt_schedule_irq+0xba/0x150 kernel/sched/core.c:7010 Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 6f bf 01 00 00 00 e8 61 cb cf f6 e8 ec d2 00 f7 fb bf 01 00 00 00 f1 b4 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f RSP: 0018:ffffc9001919f960 EFLAGS: 00000286 RAX: 2ba1facd75880a00 RBX: 0000000000000000 RCX: 2ba1facd75880a00 RDX: dffffc0000000000 RSI: ffffffff8acac900 RDI: 0000000000000001 RBP: ffffc9001919fa00 R08: ffffffff911bf53f R09: 1ffffffff2237ea7 R10: dffffc0000000000 R11: fffffbfff2237ea8 R12: 0000000000000000 R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92003233f2c irqentry_exit+0x67/0x70 kernel/entry/common.c:438 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:678 RIP: 0010:check_kcov_mode kernel/kcov.c:193 [inline] RIP: 0010:write_comp_data kernel/kcov.c:245 [inline] RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x36/0x90 kernel/kcov.c:299 Code: 10 9e 7c 7e 65 8b 0d 11 9e 7c 7e 81 e1 00 01 ff 00 74 11 81 f9 00 01 00 00 75 5b 83 ba 1c 16 00 00 00 74 52 8b 8a f8 15 00 00 <83> f9 03 75 47 48 8b 8a 00 16 00 00 44 8b 8a fc 15 00 00 49 c1 e1 RSP: 0018:ffffc9001919fac0 EFLAGS: 00000246 RAX: ffffffff83e5e930 RBX: ffff88802f38b320 RCX: 0000000000000000 RDX: ffff88805bfc8000 RSI: 0000000000000058 RDI: 000000000000005e RBP: ffff888031033fd0 R08: 0000000000000040 R09: 0000000040466055 R10: dffffc0000000000 R11: fffffbfff1d15bd6 R12: ffff888031033fd0 R13: 0000000000000079 R14: 0000000000000010 R15: 0000000000000058 tomoyo_encode2 security/tomoyo/realpath.c:56 [inline] tomoyo_encode+0x340/0x540 security/tomoyo/realpath.c:80 tomoyo_path_perm+0x31a/0x560 security/tomoyo/file.c:831 tomoyo_path_symlink+0xac/0xf0 security/tomoyo/tomoyo.c:211 security_path_symlink+0xe0/0x130 security/security.c:1786 do_symlinkat+0x110/0x400 fs/namei.c:4505 __do_sys_symlinkat fs/namei.c:4523 [inline] __se_sys_symlinkat fs/namei.c:4520 [inline] __x64_sys_symlinkat+0x99/0xb0 fs/namei.c:4520 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fdc6f59b6e7 Code: 44 00 00 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 fe f5 ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 0a 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffde34c36a8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc6f59b6e7 RDX: 00007fdc6f633aff RSI: 00000000ffffff9c RDI: 00007ffde34c3740 RBP: 00007ffde34c36ec R08: 0000000000000001 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000218 R13: 00000000000927c0 R14: 00000000000d0b49 R15: 00007ffde34c3740 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 43 c6 44 37 04 f8 movb $0xf8,0x4(%r15,%r14,1) 8: 74 0b je 0x15 a: 0f 0b ud2 c: 48 f7 03 08 00 00 00 testq $0x8,(%rbx) 13: 74 6f je 0x84 15: bf 01 00 00 00 mov $0x1,%edi 1a: e8 61 cb cf f6 call 0xf6cfcb80 1f: e8 ec d2 00 f7 call 0xf700d310 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 f1 b4 ff ff call 0xffffb520 <-- trapping instruction 2f: 43 c6 44 37 08 00 movb $0x0,0x8(%r15,%r14,1) 35: 48 c7 44 24 40 00 00 movq $0x0,0x40(%rsp) 3c: 00 00 3e: 9c pushf 3f: 8f .byte 0x8f