------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 12907 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: 12907 Comm: syz.8.1938 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 00 85 b0 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 42 cf 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:ffffc90000a08758 EFLAGS: 00010246
RAX: 982dc1d3d177c700 RBX: 000000000000000c RCX: ffff8880255ada00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1f4 R12: ffff88803ae4e2a8
R13: 0000000000000000 R14: ffff888027f70e40 R15: ffff888027f730d8
FS: 0000000000000000(0000) GS:ffff888125d18000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3dca907d60 CR3: 000000000df36000 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+0xd3d/0x1880 net/mac80211/tx.c:-1
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:__nr_to_section include/linux/mmzone.h:1941 [inline]
RIP: 0010:__pfn_to_section include/linux/mmzone.h:2079 [inline]
RIP: 0010:pfn_valid+0x71/0x490 include/linux/mmzone.h:2161
Code: b1 99 e8 52 bb f4 ff 48 8b 05 9b 4b 83 17 48 85 c0 74 40 4c 89 f1 48 c1 e9 16 48 8d 1c c8 48 89 d8 48 c1 e8 03 42 80 3c 20 00 <74> 08 48 89 df e8 25 bb f4 ff 4c 8b 3b 4d 85 ff 74 1e 4c 89 f3 48
RSP: 0018:ffffc900270e7558 EFLAGS: 00000246
RAX: 1ffff11047ffde80 RBX: ffff88823ffef400 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000046875 RDI: 0000000400000000
RBP: ffffc900270e7890 R08: ffffea00011a1d47 R09: 1ffffd40002343a8
R10: dffffc0000000000 R11: fffff940002343a9 R12: dffffc0000000000
R13: 1ffffd40002343ab R14: 0000000000046875 R15: 0000000000000000
page_table_check_clear+0x21/0x700 mm/page_table_check.c:70
ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline]
get_and_clear_full_ptes include/linux/pgtable.h:725 [inline]
zap_present_folio_ptes mm/memory.c:1499 [inline]
zap_present_ptes mm/memory.c:1581 [inline]
do_zap_pte_range mm/memory.c:1682 [inline]
zap_pte_range mm/memory.c:1726 [inline]
zap_pmd_range mm/memory.c:1818 [inline]
zap_pud_range mm/memory.c:1847 [inline]
zap_p4d_range mm/memory.c:1868 [inline]
unmap_page_range+0x3445/0x4370 mm/memory.c:1889
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+0x118/0x420 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
__do_sys_exit_group kernel/exit.c:1113 [inline]
__se_sys_exit_group kernel/exit.c:1111 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1111
x64_sys_call+0x21f7/0x2200 arch/x86/include/generated/asm/syscalls_64.h:232
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: 0033:0x7f98b3b8eba9
Code: Unable to access opcode bytes at 0x7f98b3b8eb7f.
RSP: 002b:00007fff458f94a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f98b3b8eba9
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fff458f950c R08: 0000001e458f959f R09: 00000000000927c0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000058
R13: 00000000000927c0 R14: 000000000004566c R15: 00007fff458f9560
----------------
Code disassembly (best guess):
0: b1 99 mov $0x99,%cl
2: e8 52 bb f4 ff call 0xfff4bb59
7: 48 8b 05 9b 4b 83 17 mov 0x17834b9b(%rip),%rax # 0x17834ba9
e: 48 85 c0 test %rax,%rax
11: 74 40 je 0x53
13: 4c 89 f1 mov %r14,%rcx
16: 48 c1 e9 16 shr $0x16,%rcx
1a: 48 8d 1c c8 lea (%rax,%rcx,8),%rbx
1e: 48 89 d8 mov %rbx,%rax
21: 48 c1 e8 03 shr $0x3,%rax
25: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1)
* 2a: 74 08 je 0x34 <-- trapping instruction
2c: 48 89 df mov %rbx,%rdi
2f: e8 25 bb f4 ff call 0xfff4bb59
34: 4c 8b 3b mov (%rbx),%r15
37: 4d 85 ff test %r15,%r15
3a: 74 1e je 0x5a
3c: 4c 89 f3 mov %r14,%rbx
3f: 48 rex.W