------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: net/mac80211/rate.c:404 at __rate_control_send_low+0x60c/0x8a0 net/mac80211/rate.c:399, CPU#1: syz-executor/17842 Modules linked in: CPU: 1 UID: 0 PID: 17842 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:__rate_control_send_low+0x638/0x8a0 net/mac80211/rate.c:399 Code: 7c 24 10 48 8b 44 24 28 42 0f b6 04 28 84 c0 0f 85 c4 01 00 00 41 8b 0f 4c 89 f7 48 8b 74 24 18 44 8b 44 24 24 44 8b 4c 24 0c <67> 48 0f b9 3a e9 46 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f RSP: 0018:ffffc90000a088f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000 RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff906a7e60 RBP: ffff888055980f40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000004 R11: 8000000000000100 R12: ffff888052e377a8 R13: dffffc0000000000 R14: ffffffff906a7e60 R15: ffff888055983258 FS: 00005555941ee500(0000) GS:ffff888125021000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00002000000002d0 CR3: 0000000076632000 CR4: 00000000003526f0 Call Trace: rate_control_send_low+0x1a7/0x7b0 net/mac80211/rate.c:427 rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:935 ieee80211_beacon_get_finish+0x385/0x6c0 net/mac80211/tx.c:5556 __ieee80211_beacon_get+0xe2b/0x1920 net/mac80211/tx.c:-1 ieee80211_beacon_get_tim+0xbd/0x2c0 net/mac80211/tx.c:5969 ieee80211_beacon_get include/net/mac80211.h:5902 [inline] mac80211_hwsim_beacon_tx+0x378/0x820 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2500 __iterate_interfaces+0x2af/0x5a0 net/mac80211/util.c:775 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:811 mac80211_hwsim_beacon+0xaf/0x240 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2536 __run_hrtimer kernel/time/hrtimer.c:2067 [inline] __hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2124 hrtimer_run_softirq+0x1e3/0x2e0 kernel/time/hrtimer.c:2141 handle_softirqs+0x226/0x860 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:767 irq_exit_rcu+0x9/0x30 kernel/softirq.c:784 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:lock_is_held_type+0x106/0x150 kernel/locking/lockdep.c:5963 Code: 1a 00 00 b8 ff ff ff ff 65 0f c1 05 dc 4c 97 07 83 f8 01 75 25 9c 58 a9 00 02 00 00 75 39 41 f7 c4 00 02 00 00 74 01 fb 89 d8 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 1b 02 03 00 cc 90 0f 0b 90 48 c7 RSP: 0018:ffffc90005e8ede8 EFLAGS: 00000206 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000046 RDX: 0000000000000000 RSI: ffffffff8e4ddbc5 RDI: ffffffff8c4cd780 RBP: 00000000ffffffff R08: ffff88801d024d17 R09: 1ffff11003a049a2 R10: dffffc0000000000 R11: ffffed1003a049a3 R12: 0000000000000246 R13: ffff888073295dc0 R14: ffffffff8f389388 R15: 0000000000000003 lock_is_held include/linux/lockdep.h:249 [inline] depot_fetch_stack+0x31/0xa0 lib/stackdepot.c:503 inc_stack_record_count mm/page_owner.c:209 [inline] __set_page_owner+0x140/0x4c0 mm/page_owner.c:345 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f9/0x250 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0x21fe/0x2270 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5304 alloc_pages_mpol+0x212/0x390 mm/mempolicy.c:2490 alloc_frozen_pages_noprof mm/mempolicy.c:2561 [inline] alloc_pages_noprof+0xb1/0x2b0 mm/mempolicy.c:2581 pagetable_alloc_noprof include/linux/mm.h:3685 [inline] __pte_alloc_one_noprof include/asm-generic/pgalloc.h:76 [inline] pte_alloc_one+0x22/0x370 arch/x86/mm/pgtable.c:18 __pte_alloc+0x25/0x1a0 mm/memory.c:453 copy_pte_range mm/memory.c:1253 [inline] copy_pmd_range+0x5035/0x5890 mm/memory.c:1408 copy_pud_range mm/memory.c:1445 [inline] copy_p4d_range mm/memory.c:1469 [inline] copy_page_range+0xc26/0x1250 mm/memory.c:1555 dup_mmap+0xf21/0x1d90 mm/mmap.c:1840 dup_mm kernel/fork.c:1549 [inline] copy_mm+0x11a/0x480 kernel/fork.c:1601 copy_process+0x1e75/0x43e0 kernel/fork.c:2313 kernel_clone+0x2d7/0x940 kernel/fork.c:2772 __do_sys_clone kernel/fork.c:2914 [inline] __se_sys_clone kernel/fork.c:2898 [inline] __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2898 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbd4e5c6b52 Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffddc42a9a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ffddc42a9a0 RCX: 00007fbd4e5c6b52 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffddc42ab2c R08: 0000000000000000 R09: 0000000000000001 R10: 00005555941ee7d0 R11: 0000000000000246 R12: 0000000000000001 R13: 00000000000927c0 R14: 0000000000084034 R15: 00007ffddc42ab80 ---------------- Code disassembly (best guess): 0: 7c 24 jl 0x26 2: 10 48 8b adc %cl,-0x75(%rax) 5: 44 24 28 rex.R and $0x28,%al 8: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax d: 84 c0 test %al,%al f: 0f 85 c4 01 00 00 jne 0x1d9 15: 41 8b 0f mov (%r15),%ecx 18: 4c 89 f7 mov %r14,%rdi 1b: 48 8b 74 24 18 mov 0x18(%rsp),%rsi 20: 44 8b 44 24 24 mov 0x24(%rsp),%r8d 25: 44 8b 4c 24 0c mov 0xc(%rsp),%r9d * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: e9 46 fe ff ff jmp 0xfffffe7a 34: 44 89 f1 mov %r14d,%ecx 37: 80 e1 07 and $0x7,%cl 3a: 80 c1 03 add $0x3,%cl 3d: 38 c1 cmp %al,%cl 3f: 0f .byte 0xf