------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 27029 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: 27029 Comm: syz.1.5564 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 29 6a 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 92 6e d3 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: 943056c4c6a40c00 RBX: 000000000000000c RCX: ffff888025a58000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1b7a118 R12: ffff888045908de8
R13: 0000000000000000 R14: ffff888068ac8e40 R15: ffff888068acb0d8
FS: 0000000000000000(0000) GS:ffff888126480000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c40b515 CR3: 000000006150e000 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+0x2a8/0x590 net/mac80211/util.c:761
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797
mac80211_hwsim_beacon+0xbb/0x180 drivers/net/wireless/virtual/mac80211_hwsim.c:2353
__run_hrtimer kernel/time/hrtimer.c:1777 [inline]
__hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1841
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858
handle_softirqs+0x283/0x870 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:pte_dirty arch/x86/include/asm/pgtable.h:157 [inline]
RIP: 0010:zap_present_folio_ptes mm/memory.c:1500 [inline]
RIP: 0010:zap_present_ptes mm/memory.c:1581 [inline]
RIP: 0010:do_zap_pte_range mm/memory.c:1682 [inline]
RIP: 0010:zap_pte_range mm/memory.c:1726 [inline]
RIP: 0010:zap_pmd_range mm/memory.c:1818 [inline]
RIP: 0010:zap_pud_range mm/memory.c:1847 [inline]
RIP: 0010:zap_p4d_range mm/memory.c:1868 [inline]
RIP: 0010:unmap_page_range+0x178d/0x4370 mm/memory.c:1889
Code: 00 00 00 00 fc ff df 80 3c 03 00 74 08 4c 89 f7 e8 98 d2 19 00 4d 89 3e e9 aa 1c 00 00 e8 7b 27 b5 ff 48 8b 5c 24 20 48 89 de <48> b8 40 00 00 00 00 00 00 04 49 89 de 48 89 c3 48 21 c6 31 ff e8
RSP: 0018:ffffc90003e9f3a0 EFLAGS: 00000283
RAX: 0000000000000001 RBX: 800000006595e007 RCX: 943056c4c6a40c00
RDX: 0000000000000003 RSI: 800000006595e007 RDI: ffff888025a58000
RBP: ffffc90003e9f650 R08: ffff88801d5bedaf R09: 1ffff11003ab7db5
R10: dffffc0000000000 R11: ffffed1003ab7db6 R12: ffffea0001965798
R13: 1ffffd400032caf3 R14: ffff88807d4d48e0 R15: 0000000000000000
unmap_single_vma mm/memory.c:1932 [inline]
unmap_vmas+0x399/0x580 mm/memory.c:1976
exit_mmap+0x248/0xb50 mm/mmap.c:1280
__mmput+0x118/0x430 kernel/fork.c:1130
exit_mm+0x1da/0x2c0 kernel/exit.c:582
do_exit+0x648/0x2300 kernel/exit.c:949
do_group_exit+0x21c/0x2d0 kernel/exit.c:1102
get_signal+0x1285/0x1340 kernel/signal.c:3034
arch_do_signal_or_restart+0xa0/0x790 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop+0x72/0x110 kernel/entry/common.c:40
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3a84f8eec9
Code: Unable to access opcode bytes at 0x7f3a84f8ee9f.
RSP: 002b:00007f3a85d8d0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f3a851e5fa8 RCX: 00007f3a84f8eec9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3a851e5fa8
RBP: 00007f3a851e5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3a851e6038 R14: 00007f3a8530f940 R15: 00007f3a8530fa28
----------------
Code disassembly (best guess), 6 bytes skipped:
0: df 80 3c 03 00 74 filds 0x7400033c(%rax)
6: 08 4c 89 f7 or %cl,-0x9(%rcx,%rcx,4)
a: e8 98 d2 19 00 call 0x19d2a7
f: 4d 89 3e mov %r15,(%r14)
12: e9 aa 1c 00 00 jmp 0x1cc1
17: e8 7b 27 b5 ff call 0xffb52797
1c: 48 8b 5c 24 20 mov 0x20(%rsp),%rbx
21: 48 89 de mov %rbx,%rsi
* 24: 48 b8 40 00 00 00 00 movabs $0x400000000000040,%rax <-- trapping instruction
2b: 00 00 04
2e: 49 89 de mov %rbx,%r14
31: 48 89 c3 mov %rax,%rbx
34: 48 21 c6 and %rax,%rsi
37: 31 ff xor %edi,%edi
39: e8 .byte 0xe8