------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 5863 at net/mac80211/rate.c:403 __rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398
Modules linked in:
CPU: 1 UID: 0 PID: 5863 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:__rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398
Code: 38 0f b6 04 28 84 c0 0f 85 d7 01 00 00 41 8b 0f 48 c7 c7 a0 91 b0 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 f2 8a 92 f6 90 <0f> 0b 90 90 e9 73 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c
RSP: 0018:ffffc90000a08538 EFLAGS: 00010246
RAX: ad7dee5d70d3d400 RBX: 000000000000000c RCX: ffff888031eb3c00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa22c R12: ffff88807d06d2a8
R13: 0000000000000000 R14: ffff888079d50e40 R15: ffff888079d530d8
FS: 0000555560bc7500(0000) GS:ffff888125d13000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555569ebc588 CR3: 00000000726e4000 CR4: 00000000003526f0
Call Trace:
rate_control_send_low+0x194/0x7a0 net/mac80211/rate.c:423
rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:934
ieee80211_beacon_get_finish+0x39a/0x6c0 net/mac80211/tx.c:5263
__ieee80211_beacon_get_ap net/mac80211/tx.c:5366 [inline]
ieee80211_beacon_get_ap+0x1868/0x1f30 net/mac80211/tx.c:5428
__ieee80211_beacon_get+0x118e/0x1880 net/mac80211/tx.c:5535
ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5677
ieee80211_beacon_get include/net/mac80211.h:5663 [inline]
mac80211_hwsim_beacon_tx+0x3ce/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2319
__iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797
mac80211_hwsim_beacon+0xbb/0x1c0 drivers/net/wireless/virtual/mac80211_hwsim.c:2353
__run_hrtimer kernel/time/hrtimer.c:1761 [inline]
__hrtimer_run_queues+0x529/0xc60 kernel/time/hrtimer.c:1825
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842
handle_softirqs+0x283/0x870 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0xca/0x1f0 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+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:check_preemption_disabled+0x35/0x120 lib/smp_processor_id.c:53
Code: 48 8b 05 be 6e 26 07 48 89 44 24 08 65 8b 05 c6 6e 26 07 65 8b 0d bb 6e 26 07 f7 c1 ff ff ff 7f 74 23 65 48 8b 0d 9b 6e 26 07 <48> 3b 4c 24 08 0f 85 cc 00 00 00 48 83 c4 10 5b 41 5e 41 5f 5d e9
RSP: 0018:ffffc90003def2a8 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ad7dee5d70d3d400
RDX: 0000000000000000 RSI: ffffffff8be33ee0 RDI: ffffffff8be33ea0
RBP: 0000000000068abc R08: 0000000000000000 R09: ffffffff822e631d
R10: dffffc0000000000 R11: fffff940003455e1 R12: 0000000000068abc
R13: dffffc0000000000 R14: ffff88813fffa5b0 R15: 0000000000001000
rcu_lockdep_current_cpu_online+0x37/0x120 kernel/rcu/tree.c:4027
rcu_read_lock_held_common kernel/rcu/update.c:113 [inline]
rcu_read_lock_held+0x1e/0x50 kernel/rcu/update.c:349
lookup_page_ext mm/page_ext.c:254 [inline]
page_ext_lookup+0xe7/0x180 mm/page_ext.c:509
page_ext_iter_begin include/linux/page_ext.h:132 [inline]
page_table_check_set+0x27e/0x730 mm/page_table_check.c:113
page_table_check_ptes_set include/linux/page_table_check.h:76 [inline]
set_ptes include/linux/pgtable.h:292 [inline]
__copy_present_ptes mm/memory.c:972 [inline]
copy_present_ptes mm/memory.c:1051 [inline]
copy_pte_range mm/memory.c:1174 [inline]
copy_pmd_range+0x4439/0x71d0 mm/memory.c:1261
copy_pud_range mm/memory.c:1298 [inline]
copy_p4d_range mm/memory.c:1322 [inline]
copy_page_range+0xc14/0x1270 mm/memory.c:1410
dup_mmap+0xf57/0x1ac0 mm/mmap.c:1834
dup_mm kernel/fork.c:1485 [inline]
copy_mm+0x13c/0x4b0 kernel/fork.c:1537
copy_process+0x1706/0x3c00 kernel/fork.c:2175
kernel_clone+0x21e/0x840 kernel/fork.c:2605
__do_sys_clone kernel/fork.c:2748 [inline]
__se_sys_clone kernel/fork.c:2732 [inline]
__x64_sys_clone+0x18b/0x1e0 kernel/fork.c:2732
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f973bb85493
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 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 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffedf92ee58 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f973bb85493
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 0000555560bc77d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 000000000003472e R15: 00007ffedf92eff0
----------------
Code disassembly (best guess):
0: 48 8b 05 be 6e 26 07 mov 0x7266ebe(%rip),%rax # 0x7266ec5
7: 48 89 44 24 08 mov %rax,0x8(%rsp)
c: 65 8b 05 c6 6e 26 07 mov %gs:0x7266ec6(%rip),%eax # 0x7266ed9
13: 65 8b 0d bb 6e 26 07 mov %gs:0x7266ebb(%rip),%ecx # 0x7266ed5
1a: f7 c1 ff ff ff 7f test $0x7fffffff,%ecx
20: 74 23 je 0x45
22: 65 48 8b 0d 9b 6e 26 mov %gs:0x7266e9b(%rip),%rcx # 0x7266ec5
29: 07
* 2a: 48 3b 4c 24 08 cmp 0x8(%rsp),%rcx <-- trapping instruction
2f: 0f 85 cc 00 00 00 jne 0x101
35: 48 83 c4 10 add $0x10,%rsp
39: 5b pop %rbx
3a: 41 5e pop %r14
3c: 41 5f pop %r15
3e: 5d pop %rbp
3f: e9 .byte 0xe9