------------[ cut here ]------------ wlan1: Dropped data frame as no usable bitrate found while scanning and associated. Target station: 08:02:11:00:00:00 on 5 GHz band WARNING: net/mac80211/tx.c:757 at ieee80211_tx_h_rate_ctrl+0xbe1/0x1770 net/mac80211/tx.c:750, CPU#0: kworker/u8:13/5939 Modules linked in: CPU: 0 UID: 0 PID: 5939 Comm: kworker/u8:13 Tainted: G L syzkaller #0 PREEMPT_{RT,(full)} Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:ieee80211_tx_h_rate_ctrl+0xc52/0x1770 net/mac80211/tx.c:750 Code: bf 09 00 00 48 8b 44 24 10 8b 30 45 31 ed 83 e6 07 41 0f 95 c5 31 ff e8 ec 67 29 f7 43 8d 4c 6d 02 48 89 df 4c 89 f6 4c 89 e2 <67> 48 0f b9 3a 41 bd 01 00 00 00 e9 dd 01 00 00 e8 19 63 29 f7 48 RSP: 0018:ffffc9000641f460 EFLAGS: 00010293 RAX: ffffffff8a9b97f4 RBX: ffffffff8f9a97e0 RCX: 0000000000000005 RDX: ffff888039b6b444 RSI: ffff8880118f5c18 RDI: ffffffff8f9a97e0 RBP: ffffc9000641f5d0 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100b31068d R12: ffff888039b6b444 R13: 0000000000000001 R14: ffff8880118f5c18 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888126144000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0848c35d58 CR3: 000000000ddb0000 CR4: 00000000003526f0 Call Trace: invoke_tx_handlers_late+0xb8/0x1840 net/mac80211/tx.c:1859 ieee80211_tx+0x2e5/0x4d0 net/mac80211/tx.c:1983 __ieee80211_tx_skb_tid_band+0x50f/0x680 net/mac80211/tx.c:6449 ieee80211_tx_skb_tid_band net/mac80211/ieee80211_i.h:2489 [inline] ieee80211_send_scan_probe_req net/mac80211/scan.c:685 [inline] ieee80211_scan_state_send_probe+0x5b3/0xa00 net/mac80211/scan.c:713 ieee80211_scan_work+0x488/0x1ab0 net/mac80211/scan.c:1174 cfg80211_wiphy_work+0x29e/0x420 net/wireless/core.c:538 process_one_work kernel/workqueue.c:3322 [inline] process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: bf 09 00 00 48 mov $0x48000009,%edi 5: 8b 44 24 10 mov 0x10(%rsp),%eax 9: 8b 30 mov (%rax),%esi b: 45 31 ed xor %r13d,%r13d e: 83 e6 07 and $0x7,%esi 11: 41 0f 95 c5 setne %r13b 15: 31 ff xor %edi,%edi 17: e8 ec 67 29 f7 call 0xf7296808 1c: 43 8d 4c 6d 02 lea 0x2(%r13,%r13,2),%ecx 21: 48 89 df mov %rbx,%rdi 24: 4c 89 f6 mov %r14,%rsi 27: 4c 89 e2 mov %r12,%rdx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 41 bd 01 00 00 00 mov $0x1,%r13d 35: e9 dd 01 00 00 jmp 0x217 3a: e8 19 63 29 f7 call 0xf7296358 3f: 48 rex.W