------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40 WARNING: CPU: 1 PID: 4376 at net/mac80211/rate.c:376 __rate_control_send_low+0x630/0x880 net/mac80211/rate.c:371 Modules linked in: CPU: 1 PID: 4376 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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 80 0c 19 8b 4c 89 f6 44 8b 44 24 14 45 89 f9 e8 50 4a 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:ffffc90000dd0768 EFLAGS: 00010246 RAX: 4b0792350797ad00 RBX: 000000000000000c RCX: ffff88807d339dc0 RDX: 0000000000000100 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 0000000000000084 R08: dffffc0000000000 R09: fffff520001ba051 R10: fffff520001ba051 R11: 1ffff920001ba050 R12: ffff8880228ca7a8 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000040 FS: 00007f6dc88346c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6dc8834d58 CR3: 000000001f53f000 CR4: 00000000003506e0 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:5175 ieee80211_beacon_get_tim+0x48/0x840 net/mac80211/tx.c:5202 ieee80211_beacon_get include/net/mac80211.h:4983 [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:1685 [inline] __hrtimer_run_queues+0x53d/0xc40 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1766 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:finish_lock_switch+0x134/0x280 kernel/sched/core.c:4804 Code: be ff ff ff ff e8 ec 75 4e 08 85 c0 74 4a 4d 85 ff 75 66 0f 1f 44 00 00 48 89 df e8 96 da 57 08 e8 11 76 2a 00 fb 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 48 89 df e8 d9 0f fe ff 43 80 3c RSP: 0018:ffffc9000355f608 EFLAGS: 00000282 RAX: 4b0792350797ad00 RBX: ffff8880b913a340 RCX: 4b0792350797ad00 RDX: dffffc0000000000 RSI: ffffffff8a0b1be0 RDI: ffffffff8a59e800 RBP: 1ffff11017227613 R08: dffffc0000000000 R09: ffffed1017227469 R10: ffffed1017227469 R11: 1ffff11017227468 R12: 1ffff110172275c1 R13: dffffc0000000000 R14: ffff8880b913ae08 R15: 0000000000000000 finish_task_switch+0x12f/0x640 kernel/sched/core.c:4921 context_switch kernel/sched/core.c:5052 [inline] __schedule+0x11c3/0x4390 kernel/sched/core.c:6395 preempt_schedule_irq+0xb1/0x150 kernel/sched/core.c:6799 irqentry_exit+0x63/0x70 kernel/entry/common.c:432 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:681 RIP: 0010:strlen+0x31/0x60 lib/string.c:581 Code: 48 c7 c0 ff ff ff ff 49 be 00 00 00 00 00 fc ff df 48 89 fb 49 89 c7 48 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 11 48 ff c3 <49> 8d 47 01 42 80 7c 3f 01 00 75 de eb 19 89 d9 80 e1 07 38 c1 7c RSP: 0018:ffffc9000355f9f8 EFLAGS: 00000282 RAX: 0000000000000000 RBX: ffffffff8a4738c1 RCX: ffff88807d339dc0 RDX: 0000000000000000 RSI: 0000000000000007 RDI: ffffffff8a4738c0 RBP: ffffc9000355fb40 R08: dffffc0000000000 R09: fffffbfff1ad26b6 R10: fffffbfff1ad26b6 R11: 1ffffffff1ad26b5 R12: ffff88801b18a028 R13: 1ffff920006abf48 R14: dffffc0000000000 R15: ffffffffffffffff tomoyo_get_local_path+0x564/0x740 security/tomoyo/realpath.c:209 tomoyo_realpath_from_path+0x2dc/0x610 security/tomoyo/realpath.c:-1 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x1d5/0x5d0 security/tomoyo/file.c:723 security_file_ioctl+0x6c/0xa0 security/security.c:1555 __do_sys_ioctl fs/ioctl.c:868 [inline] __se_sys_ioctl+0x48/0x170 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6dca60f34b Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007f6dc8834050 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6dca866218 RCX: 00007f6dca60f34b RDX: 0000000000000000 RSI: 0000000000006364 RDI: 00000000000000da RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffdf7376157 R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f6dca866218 R14: 00007ffdf7376070 R15: 00007ffdf7376158 ---------------- Code disassembly (best guess): 0: be ff ff ff ff mov $0xffffffff,%esi 5: e8 ec 75 4e 08 call 0x84e75f6 a: 85 c0 test %eax,%eax c: 74 4a je 0x58 e: 4d 85 ff test %r15,%r15 11: 75 66 jne 0x79 13: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 18: 48 89 df mov %rbx,%rdi 1b: e8 96 da 57 08 call 0x857dab6 20: e8 11 76 2a 00 call 0x2a7636 25: fb sti 26: 48 83 c4 08 add $0x8,%rsp * 2a: 5b pop %rbx <-- trapping instruction 2b: 41 5c pop %r12 2d: 41 5d pop %r13 2f: 41 5e pop %r14 31: 41 5f pop %r15 33: 5d pop %rbp 34: c3 ret 35: 48 89 df mov %rbx,%rdi 38: e8 d9 0f fe ff call 0xfffe1016 3d: 43 rex.XB 3e: 80 .byte 0x80 3f: 3c .byte 0x3c