------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: CPU: 1 PID: 6037 at net/mac80211/rate.c:398 __rate_control_send_low+0x661/0x780 net/mac80211/rate.c:398 Modules linked in: CPU: 1 UID: 0 PID: 6037 Comm: kworker/1:3 Not tainted 6.16.0-rc7-syzkaller-00020-gf9af7b5d9349 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: rcu_gp process_srcu RIP: 0010:__rate_control_send_low+0x661/0x780 net/mac80211/rate.c:398 Code: a4 a0 d4 00 00 00 e8 ee 1e bf f6 44 8b 44 24 24 45 89 e9 89 d9 48 8b 74 24 08 44 89 e2 48 c7 c7 60 75 07 8d e8 70 26 7e f6 90 <0f> 0b 90 90 e9 26 fd ff ff 48 8b 3c 24 e8 6d 72 24 f7 e9 fb fc ff RSP: 0018:ffffc900006a0870 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff817af1a8 RDX: ffff888023e7c880 RSI: ffffffff817af1b5 RDI: 0000000000000001 RBP: ffff88805e3c4528 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff R13: 0000000000000000 R14: 000000000000000c R15: ffff88805e3c4530 FS: 0000000000000000(0000) GS:ffff8880d6820000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555f697808 CR3: 0000000050967000 CR4: 0000000000352ef0 Call Trace: rate_control_send_low+0x29a/0x820 net/mac80211/rate.c:423 rate_control_get_rate+0x1be/0x5e0 net/mac80211/rate.c:934 ieee80211_beacon_get_finish+0x467/0x670 net/mac80211/tx.c:5252 ieee80211_beacon_get_ap+0x79d/0x1190 net/mac80211/tx.c:5355 __ieee80211_beacon_get+0xf05/0x1750 net/mac80211/tx.c:5451 ieee80211_beacon_get_tim+0xa6/0x280 net/mac80211/tx.c:5593 ieee80211_beacon_get include/net/mac80211.h:5638 [inline] mac80211_hwsim_beacon_tx+0x4d9/0xa40 drivers/net/wireless/virtual/mac80211_hwsim.c:2319 __iterate_interfaces+0x2e5/0x650 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:797 mac80211_hwsim_beacon+0x105/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2353 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842 handle_softirqs+0x219/0x8e0 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:queue_delayed_work_on+0x89/0x200 kernel/workqueue.c:2566 Code: 37 00 45 84 e4 74 3a e8 e5 f7 37 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 43 f3 37 00 48 85 db 0f 85 57 01 00 00 45 31 e4 c2 f7 37 00 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc RSP: 0018:ffffc9000277fc28 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8183f161 RDX: ffff888023e7c880 RSI: ffffffff8183f16b RDI: 0000000000000007 RBP: 0000000000000200 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000002c00 R12: 0000000000000001 R13: 0000000000000008 R14: ffff88801b886c00 R15: 0000000000000000 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c5/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 45 84 e4 test %r12b,%r12b 3: 74 3a je 0x3f 5: e8 e5 f7 37 00 call 0x37f7ef a: 9c pushf b: 5b pop %rbx c: 81 e3 00 02 00 00 and $0x200,%ebx 12: 31 ff xor %edi,%edi 14: 48 89 de mov %rbx,%rsi 17: e8 43 f3 37 00 call 0x37f35f 1c: 48 85 db test %rbx,%rbx 1f: 0f 85 57 01 00 00 jne 0x17c 25: 45 31 e4 xor %r12d,%r12d * 28: e8 c2 f7 37 00 call 0x37f7ef <-- trapping instruction 2d: 44 89 e0 mov %r12d,%eax 30: 5b pop %rbx 31: 5d pop %rbp 32: 41 5c pop %r12 34: 41 5d pop %r13 36: 41 5e pop %r14 38: 41 5f pop %r15 3a: c3 ret 3b: cc int3 3c: cc int3 3d: cc int3