------------[ 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:758 at 0x0, CPU#1: kworker/u8:21/7058 Modules linked in: CPU: 1 UID: 0 PID: 7058 Comm: kworker/u8:21 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:ieee80211_tx_h_rate_ctrl+0xc4a/0x1760 net/mac80211/tx.c:751 Code: 00 00 48 8b 44 24 50 8b 30 45 31 ff 83 e6 07 41 0f 95 c7 31 ff e8 a6 ef e8 f6 43 8d 0c 7f 83 c1 02 48 89 df 4c 89 f6 4c 89 e2 <67> 48 0f b9 3a 41 be 01 00 00 00 49 bf 00 00 00 00 00 fc ff df e9 RSP: 0018:ffffc9000512f380 EFLAGS: 00010206 RAX: ffffffff8ad8c58a RBX: ffffffff8f9246f0 RCX: 0000000000000005 RDX: ffff888062b32a84 RSI: ffff888061d717c8 RDI: ffffffff8f9246f0 RBP: ffffc9000512f4e8 R08: ffff888030a4a9c7 R09: 1ffff11006149538 R10: dffffc0000000000 R11: ffffed1006149539 R12: ffff888062b32a84 R13: 1ffff92000a25e84 R14: ffff888061d717c8 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff888125f44000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000012000 CR3: 00000000aa5f6000 CR4: 0000000000350ef0 Call Trace: invoke_tx_handlers_late+0xba/0x18a0 net/mac80211/tx.c:1849 ieee80211_tx+0x2ac/0x460 net/mac80211/tx.c:1971 __ieee80211_tx_skb_tid_band+0x50f/0x680 net/mac80211/tx.c:6286 ieee80211_tx_skb_tid_band net/mac80211/ieee80211_i.h:2407 [inline] ieee80211_send_scan_probe_req net/mac80211/scan.c:680 [inline] ieee80211_scan_state_send_probe+0x594/0xa00 net/mac80211/scan.c:708 ieee80211_scan_work+0x65f/0x1c50 net/mac80211/scan.c:1169 cfg80211_wiphy_work+0x2ab/0x450 net/wireless/core.c:438 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0xad1/0x1770 kernel/workqueue.c:3340 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3421 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 48 8b 44 24 50 mov 0x50(%rsp),%rax 7: 8b 30 mov (%rax),%esi 9: 45 31 ff xor %r15d,%r15d c: 83 e6 07 and $0x7,%esi f: 41 0f 95 c7 setne %r15b 13: 31 ff xor %edi,%edi 15: e8 a6 ef e8 f6 call 0xf6e8efc0 1a: 43 8d 0c 7f lea (%r15,%r15,2),%ecx 1e: 83 c1 02 add $0x2,%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 be 01 00 00 00 mov $0x1,%r14d 35: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 3c: fc ff df 3f: e9 .byte 0xe9