no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: net/mac80211/rate.c:399 at __rate_control_send_low+0x61a/0x780 net/mac80211/rate.c:399, CPU#2: syz.3.2553/14962 Modules linked in: CPU: 2 UID: 0 PID: 14962 Comm: syz.3.2553 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:__rate_control_send_low+0x62b/0x780 net/mac80211/rate.c:399 Code: f7 48 8b 44 24 10 8b ac a8 d4 00 00 00 e8 3d d1 db f6 48 8d 3d 46 a3 05 06 44 8b 44 24 04 48 8b 74 24 10 45 89 f1 89 d9 89 ea <67> 48 0f b9 3a e9 25 fd ff ff 48 8b 7c 24 28 e8 01 48 4c f7 e9 2e RSP: 0018:ffffc900006488e8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff9133a2b0 RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000000c R11: 0000000000000000 R12: ffff888034a6da68 R13: ffff88804a1e3248 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fb957db56c0(0000) GS:ffff8880d5fec000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb957db4ff8 CR3: 0000000027137000 CR4: 0000000000352ef0 Call Trace: rate_control_send_low+0x2a8/0x7e0 net/mac80211/rate.c:427 rate_control_get_rate+0x1be/0x5c0 net/mac80211/rate.c:935 ieee80211_beacon_get_finish+0x45a/0x690 net/mac80211/tx.c:5514 __ieee80211_beacon_get_ap+0x76e/0x10d0 net/mac80211/tx.c:5617 ieee80211_beacon_get_ap net/mac80211/tx.c:5679 [inline] __ieee80211_beacon_get+0x14fa/0x1ee0 net/mac80211/tx.c:5785 ieee80211_beacon_get_tim+0xa6/0x280 net/mac80211/tx.c:5927 ieee80211_beacon_get include/net/mac80211.h:5890 [inline] mac80211_hwsim_beacon_tx+0x4c7/0xa00 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2478 __iterate_interfaces+0x2e6/0x650 net/mac80211/util.c:772 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:808 mac80211_hwsim_beacon+0xe5/0x2a0 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2514 __run_hrtimer kernel/time/hrtimer.c:2032 [inline] __hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2096 hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2113 handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x162/0x210 kernel/softirq.c:735 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:csd_lock_wait kernel/smp.c:342 [inline] RIP: 0010:smp_call_function_many_cond+0x589/0x16c0 kernel/smp.c:892 Code: b8 00 00 00 00 00 fc ff df 48 8b 54 24 08 49 89 d5 49 89 d4 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 e8 b9 95 0c 00 f3 90 <41> 0f b6 45 00 41 38 c4 7c 08 84 c0 0f 85 2c 0f 00 00 8b 45 08 31 RSP: 0018:ffffc9000d0cf860 EFLAGS: 00000283 RAX: 0000000000010cab RBX: 0000000000000000 RCX: ffffc9002a670000 RDX: 0000000000080000 RSI: ffffffff81fd3ae7 RDI: ffff888056730000 RBP: ffff88806a443500 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000003 R13: ffffed100d4886a1 R14: 0000000000000001 R15: ffff88806a63c880 on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1057 bpf_prog_pack_alloc+0x2d9/0x8c0 kernel/bpf/core.c:1022 bpf_jit_binary_pack_alloc+0xab/0x2b0 kernel/bpf/core.c:1202 bpf_int_jit_compile+0x531/0x1790 arch/x86/net/bpf_jit_comp.c:3966 bpf_prog_jit_compile kernel/bpf/core.c:2627 [inline] __bpf_prog_select_runtime+0x8ac/0xc50 kernel/bpf/core.c:2696 bpf_migrate_filter net/core/filter.c:1318 [inline] bpf_prepare_filter+0xd3f/0x11e0 net/core/filter.c:1366 bpf_prog_create_from_user+0x1e8/0x2f0 net/core/filter.c:1460 seccomp_prepare_filter kernel/seccomp.c:701 [inline] seccomp_prepare_user_filter kernel/seccomp.c:738 [inline] seccomp_set_mode_filter kernel/seccomp.c:1990 [inline] do_seccomp+0x870/0x27d0 kernel/seccomp.c:2110 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb956f9de59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fb957db5028 EFLAGS: 00000246 ORIG_RAX: 000000000000013d RAX: ffffffffffffffda RBX: 00007fb957225fa0 RCX: 00007fb956f9de59 RDX: 0000200000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 00007fb957033e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb957226038 R14: 00007fb957225fa0 R15: 00007ffcdc2d81f8 ---------------- Code disassembly (best guess): 0: f7 48 8b 44 24 10 8b testl $0x8b102444,-0x75(%rax) 7: ac lods %ds:(%rsi),%al 8: a8 d4 test $0xd4,%al a: 00 00 add %al,(%rax) c: 00 e8 add %ch,%al e: 3d d1 db f6 48 cmp $0x48f6dbd1,%eax 13: 8d 3d 46 a3 05 06 lea 0x605a346(%rip),%edi # 0x605a35f 19: 44 8b 44 24 04 mov 0x4(%rsp),%r8d 1e: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 23: 45 89 f1 mov %r14d,%r9d 26: 89 d9 mov %ebx,%ecx 28: 89 ea mov %ebp,%edx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: e9 25 fd ff ff jmp 0xfffffd59 34: 48 8b 7c 24 28 mov 0x28(%rsp),%rdi 39: e8 01 48 4c f7 call 0xf74c483f 3e: e9 .byte 0xe9 3f: 2e cs