------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: net/mac80211/rate.c:406 at __rate_control_send_low+0x524/0x800 net/mac80211/rate.c:401, CPU#0: syz-executor/18671 Modules linked in: CPU: 0 UID: 0 PID: 18671 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:__rate_control_send_low+0x5bb/0x800 net/mac80211/rate.c:401 Code: ff 4c 8b 7c 24 08 48 8b 44 24 38 0f b6 04 28 84 c0 0f 85 d3 01 00 00 41 8b 0f 4c 89 f7 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 <67> 48 0f b9 3a 4c 8b 74 24 30 e9 81 fe ff ff 44 89 f9 80 e1 07 80 RSP: 0018:ffffc90000007838 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000 RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff90229800 RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000004 R11: 0000000000000100 R12: ffff88803f639b68 R13: 0000000000000000 R14: ffffffff90229800 R15: ffff8880622c3138 FS: 000055555f651500(0000) GS:ffff88812545f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f74a55e7158 CR3: 000000007cf36000 CR4: 00000000003526f0 Call Trace: rate_control_send_low+0x1a7/0x7b0 net/mac80211/rate.c:429 rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:943 ieee80211_beacon_get_finish+0x3af/0x6f0 net/mac80211/tx.c:5396 __ieee80211_beacon_get+0xd3d/0x1880 net/mac80211/tx.c:-1 ieee80211_beacon_get_tim+0xbd/0x2c0 net/mac80211/tx.c:5809 ieee80211_beacon_get include/net/mac80211.h:5724 [inline] mac80211_hwsim_beacon_tx+0x3c5/0x870 drivers/net/wireless/virtual/mac80211_hwsim.c:2497 __iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:760 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:796 mac80211_hwsim_beacon+0xbb/0x180 drivers/net/wireless/virtual/mac80211_hwsim.c:2531 __run_hrtimer kernel/time/hrtimer.c:1785 [inline] __hrtimer_run_queues+0x53a/0xcc0 kernel/time/hrtimer.c:1849 hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866 handle_softirqs+0x22a/0x870 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x5f/0x150 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline] RIP: 0010:rcu_is_watching+0x3a/0xb0 kernel/rcu/tree.c:752 Code: e8 2b 08 05 0a 89 c3 83 f8 08 73 65 49 bf 00 00 00 00 00 fc ff df 4c 8d 34 dd 90 d7 1d 8e 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 <74> 08 4c 89 f7 e8 8c 2e 85 00 48 c7 c3 58 49 1d 93 49 03 1e 48 89 RSP: 0018:ffffc90006917c58 EFLAGS: 00000246 RAX: 1ffffffff1c3baf2 RBX: 0000000000000000 RCX: 0000000080000001 RDX: 0000000000000000 RSI: ffffffff8c27c160 RDI: ffffffff8c27c120 RBP: 0000000000000001 R08: ffffffff81bbce65 R09: ffffffff8e75e520 R10: dffffc0000000000 R11: ffffed100bf86535 R12: dffffc0000000000 R13: ffffffff81bbce65 R14: ffffffff8e1dd790 R15: dffffc0000000000 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x4b/0x3d0 kernel/locking/lockdep.c:5879 rcu_lock_release include/linux/rcupdate.h:322 [inline] rcu_read_unlock include/linux/rcupdate.h:881 [inline] percpu_ref_tryget_many include/linux/percpu-refcount.h:250 [inline] percpu_ref_tryget include/linux/percpu-refcount.h:266 [inline] css_tryget include/linux/cgroup_refcnt.h:45 [inline] cgroup_tryget+0x1c9/0x2b0 include/linux/cgroup.h:382 cgroup_sk_alloc+0x255/0x3c0 kernel/cgroup/cgroup.c:7342 sk_alloc+0x25b/0x390 net/core/sock.c:2330 inet_create+0x7a0/0x1000 net/ipv4/af_inet.c:333 __sock_create+0x4b2/0x9d0 net/socket.c:1598 sock_create net/socket.c:1656 [inline] __sys_socket_create net/socket.c:1693 [inline] __sys_socket+0xd6/0x1b0 net/socket.c:1740 __do_sys_socket net/socket.c:1754 [inline] __se_sys_socket net/socket.c:1752 [inline] __x64_sys_socket+0x7a/0x90 net/socket.c:1752 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f74a539e007 Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 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:00007ffcab8a7058 EFLAGS: 00000206 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f74a539e007 RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 00007ffcab8a775c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000ba R13: 00000000000927c0 R14: 000000000008a047 R15: 00007ffcab8a77b0 ---------------- Code disassembly (best guess): 0: ff 4c 8b 7c decl 0x7c(%rbx,%rcx,4) 4: 24 08 and $0x8,%al 6: 48 8b 44 24 38 mov 0x38(%rsp),%rax b: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax f: 84 c0 test %al,%al 11: 0f 85 d3 01 00 00 jne 0x1ea 17: 41 8b 0f mov (%r15),%ecx 1a: 4c 89 f7 mov %r14,%rdi 1d: 48 8b 74 24 18 mov 0x18(%rsp),%rsi 22: 44 8b 44 24 2c mov 0x2c(%rsp),%r8d 27: 45 89 e9 mov %r13d,%r9d * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 4c 8b 74 24 30 mov 0x30(%rsp),%r14 34: e9 81 fe ff ff jmp 0xfffffeba 39: 44 89 f9 mov %r15d,%ecx 3c: 80 e1 07 and $0x7,%cl 3f: 80 .byte 0x80