------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40
WARNING: CPU: 1 PID: 9318 at net/mac80211/rate.c:404 __rate_control_send_low+0x63b/0x890 net/mac80211/rate.c:399
Modules linked in:
CPU: 1 UID: 0 PID: 9318 Comm: syz.1.945 Not tainted 6.15.0-rc5-syzkaller-00136-g4d64321c4f6f #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__rate_control_send_low+0x63b/0x890 net/mac80211/rate.c:399
Code: 42 0f b6 04 28 84 c0 0f 85 e9 01 00 00 41 8b 0e 48 c7 c7 60 38 8c 8c 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 b6 aa b6 f6 90 <0f> 0b 90 90 e9 6f fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c fb
RSP: 0018:ffffc90000a08540 EFLAGS: 00010246
RAX: 9a28a47c4bec6b00 RBX: 000000000000000c RCX: ffff88802da1da00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000084 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bba4b4 R12: 0000000000000040
R13: dffffc0000000000 R14: ffff88807eadb0d8 R15: ffff88804c5f87a8
FS: 0000000000000000(0000) GS:ffff8881261cc000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8baf787f98 CR3: 0000000065618000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rate_control_send_low+0x194/0x7a0 net/mac80211/rate.c:424
rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:940
ieee80211_beacon_get_finish+0x38c/0x6b0 net/mac80211/tx.c:5256
ieee80211_beacon_get_ap+0x1478/0x19e0 net/mac80211/tx.c:5359
__ieee80211_beacon_get+0x1110/0x1630 net/mac80211/tx.c:5455
ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5597
ieee80211_beacon_get include/net/mac80211.h:5648 [inline]
mac80211_hwsim_beacon_tx+0x3d2/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2313
__iterate_interfaces+0x2a8/0x590 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:2347
__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:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:check_region_inline mm/kasan/generic.c:171 [inline]
RIP: 0010:kasan_check_range+0x12/0x2b0 mm/kasan/generic.c:189
Code: cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 b0 01 48 85 f6 0f 84 b8 01 00 00 55 41 57 <41> 56 41 55 41 54 53 4c 8d 04 37 49 39 f8 0f 82 6c 02 00 00 49 89
RSP: 0018:ffffc9000e7df008 EFLAGS: 00000202
RAX: ffffffff81fae701 RBX: 0080000000000000 RCX: ffffffff81fae7cf
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffea0001c163b4
RBP: ffffc9000e7df110 R08: ffffea0001c16377 R09: 1ffffd4000382c6e
R10: dffffc0000000000 R11: fffff94000382c6f R12: 0000000000000001
R13: ffffea0001c16380 R14: 0000000000000007 R15: 0200000000000000
instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
atomic_sub_and_test include/linux/atomic/atomic-instrumented.h:1365 [inline]
page_ref_sub_and_test include/linux/page_ref.h:177 [inline]
folio_ref_sub_and_test include/linux/page_ref.h:186 [inline]
folios_put_refs+0x22f/0x640 mm/swap.c:964
free_pages_and_swap_cache+0x277/0x520 mm/swap_state.c:267
__tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
tlb_flush_mmu_free mm/mmu_gather.c:397 [inline]
tlb_flush_mmu+0x3a0/0x680 mm/mmu_gather.c:404
zap_pte_range mm/memory.c:1770 [inline]
zap_pmd_range mm/memory.c:1823 [inline]
zap_pud_range mm/memory.c:1852 [inline]
zap_p4d_range mm/memory.c:1873 [inline]
unmap_page_range+0x37fd/0x4210 mm/memory.c:1894
unmap_vmas+0x25d/0x3c0 mm/memory.c:1984
exit_mmap+0x245/0xba0 mm/mmap.c:1284
__mmput+0x118/0x420 kernel/fork.c:1379
exit_mm+0x1da/0x2c0 kernel/exit.c:589
do_exit+0x859/0x2550 kernel/exit.c:940
do_group_exit+0x21c/0x2d0 kernel/exit.c:1102
get_signal+0x125e/0x1310 kernel/signal.c:3034
arch_do_signal_or_restart+0x95/0x780 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x8b/0x120 kernel/entry/common.c:218
do_syscall_64+0x103/0x210 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0e1d78e969
Code: Unable to access opcode bytes at 0x7f0e1d78e93f.
RSP: 002b:00007f0e1e53c0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f0e1d9b6088 RCX: 00007f0e1d78e969
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f0e1d9b6088
RBP: 00007f0e1d9b6080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0e1d9b608c
R13: 0000000000000000 R14: 00007ffd693afea0 R15: 00007ffd693aff88
----------------
Code disassembly (best guess):
0: cc int3
1: cc int3
2: cc int3
3: cc int3
4: cc int3
5: cc int3
6: cc int3
7: cc int3
8: 90 nop
9: 90 nop
a: 90 nop
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 66 0f 1f 00 nopw (%rax)
1c: b0 01 mov $0x1,%al
1e: 48 85 f6 test %rsi,%rsi
21: 0f 84 b8 01 00 00 je 0x1df
27: 55 push %rbp
28: 41 57 push %r15
* 2a: 41 56 push %r14 <-- trapping instruction
2c: 41 55 push %r13
2e: 41 54 push %r12
30: 53 push %rbx
31: 4c 8d 04 37 lea (%rdi,%rsi,1),%r8
35: 49 39 f8 cmp %rdi,%r8
38: 0f 82 6c 02 00 00 jb 0x2aa
3e: 49 rex.WB
3f: 89 .byte 0x89