------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40
WARNING: CPU: 1 PID: 4279 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380
Modules linked in:
CPU: 1 PID: 4279 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
RIP: 0010:__rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380
Code: 30 42 0f b6 04 28 84 c0 0f 85 e6 01 00 00 41 8b 0e 48 c7 c7 e0 93 a6 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 db 05 a6 f7 <0f> 0b e9 78 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 03 fa ff
RSP: 0018:ffffc900001e0560 EFLAGS: 00010246
RAX: a8e3ca5f03c00700 RBX: 000000000000000c RCX: ffff88801ab9bb80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000084 R08: ffffc900001e01e7 R09: 1ffff9200003c03c
R10: dffffc0000000000 R11: fffff5200003c03d R12: 0000000000000040
R13: dffffc0000000000 R14: ffff8880737a3378 R15: ffff88802d6708e8
FS: 00005555688e9500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5fbf7f37b0 CR3: 000000005b481000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rate_control_send_low+0x194/0x790 net/mac80211/rate.c:405
rate_control_get_rate+0x207/0x5c0 net/mac80211/rate.c:921
ieee80211_beacon_get_finish+0x391/0x6d0 net/mac80211/tx.c:5131
ieee80211_beacon_get_ap+0xff9/0x1700 net/mac80211/tx.c:5234
__ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5330
ieee80211_beacon_get_tim+0x63/0x4e0 net/mac80211/tx.c:5472
ieee80211_beacon_get include/net/mac80211.h:5335 [inline]
mac80211_hwsim_beacon_tx+0x21c/0xae0 drivers/net/wireless/mac80211_hwsim.c:2091
__iterate_interfaces+0x243/0x500 net/mac80211/util.c:788
ieee80211_iterate_active_interfaces_atomic+0xd7/0x170 net/mac80211/util.c:824
mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2147
__run_hrtimer kernel/time/hrtimer.c:1747 [inline]
__hrtimer_run_queues+0x560/0xd70 kernel/time/hrtimer.c:1811
hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1828
handle_softirqs+0x2a1/0x930 kernel/softirq.c:596
__do_softirq kernel/softirq.c:630 [inline]
invoke_softirq kernel/softirq.c:470 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__preempt_count_sub arch/x86/include/asm/preempt.h:85 [inline]
RIP: 0010:preempt_count_sub+0x58/0x160 kernel/sched/core.c:5749
Code: 05 95 84 a9 7e 89 c1 81 e1 ff ff ff 7f 39 cf 7f 25 81 ff ff 00 00 00 0f 93 c1 84 c0 0f 95 c0 08 c8 74 53 65 8b 05 70 84 a9 7e df 65 01 3d 67 84 a9 7e 5b 5d c3 e8 d7 d2 b4 02 85 c0 74 f4 48
RSP: 0018:ffffc900044174a0 EFLAGS: 00000202
RAX: 0000000080000003 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000005 RSI: ffffffff8a8c23a0 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff8e1fcb6f R09: 1ffffffff1c3f96d
R10: dffffc0000000000 R11: fffffbfff1c3f96e R12: dffffc0000000000
R13: 0000000000000008 R14: 0000000000000001 R15: ffff88813fff9180
rcu_read_unlock_sched include/linux/rcupdate.h:906 [inline]
pfn_valid+0x3cf/0x420 include/linux/mmzone.h:1867
page_table_check_set+0x25/0x6d0 mm/page_table_check.c:108
page_table_check_pte_set include/linux/page_table_check.h:83 [inline]
set_pte_at arch/x86/include/asm/pgtable.h:1009 [inline]
copy_present_pte mm/memory.c:1000 [inline]
copy_pte_range mm/memory.c:1091 [inline]
copy_pmd_range mm/memory.c:1177 [inline]
copy_pud_range mm/memory.c:1214 [inline]
copy_p4d_range mm/memory.c:1238 [inline]
copy_page_range+0x24ea/0x3900 mm/memory.c:1332
dup_mmap kernel/fork.c:702 [inline]
dup_mm kernel/fork.c:1546 [inline]
copy_mm+0xec3/0x1690 kernel/fork.c:1595
copy_process+0x1979/0x4030 kernel/fork.c:2356
kernel_clone+0x24b/0x900 kernel/fork.c:2762
__do_sys_clone kernel/fork.c:2903 [inline]
__se_sys_clone kernel/fork.c:2887 [inline]
__x64_sys_clone+0x1a7/0x220 kernel/fork.c:2887
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7faf165c3952
Code: 89 e7 e8 f1 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:00007ffe59870db0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffe59870db0 RCX: 00007faf165c3952
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffe59870f3c R08: 0000000000000000 R09: 0000000000000001
R10: 00005555688e97d0 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 0000000000048a9d R15: 00007ffe59870f90
----------------
Code disassembly (best guess):
0: 05 95 84 a9 7e add $0x7ea98495,%eax
5: 89 c1 mov %eax,%ecx
7: 81 e1 ff ff ff 7f and $0x7fffffff,%ecx
d: 39 cf cmp %ecx,%edi
f: 7f 25 jg 0x36
11: 81 ff ff 00 00 00 cmp $0xff,%edi
17: 0f 93 c1 setae %cl
1a: 84 c0 test %al,%al
1c: 0f 95 c0 setne %al
1f: 08 c8 or %cl,%al
21: 74 53 je 0x76
23: 65 8b 05 70 84 a9 7e mov %gs:0x7ea98470(%rip),%eax # 0x7ea9849a
* 2a: f7 df neg %edi <-- trapping instruction
2c: 65 01 3d 67 84 a9 7e add %edi,%gs:0x7ea98467(%rip) # 0x7ea9849a
33: 5b pop %rbx
34: 5d pop %rbp
35: c3 ret
36: e8 d7 d2 b4 02 call 0x2b4d312
3b: 85 c0 test %eax,%eax
3d: 74 f4 je 0x33
3f: 48 rex.W