------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40
WARNING: CPU: 0 PID: 5830 at net/mac80211/rate.c:404 __rate_control_send_low+0x63b/0x890 net/mac80211/rate.c:399
Modules linked in:
CPU: 0 UID: 0 PID: 5830 Comm: syz-executor 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:ffffc90000007540 EFLAGS: 00010246
RAX: effda1f769943600 RBX: 000000000000000c RCX: ffff88802addda00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000084 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bba4b4 R12: 0000000000000040
R13: dffffc0000000000 R14: ffff8880279530d8 R15: ffff88802fe7ab68
FS: 000055558a4c7500(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f949cce56c0 CR3: 000000003269a000 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:is_cow_mapping include/linux/mm.h:1696 [inline]
RIP: 0010:__copy_present_ptes mm/memory.c:948 [inline]
RIP: 0010:copy_present_ptes mm/memory.c:1044 [inline]
RIP: 0010:copy_pte_range mm/memory.c:1167 [inline]
RIP: 0010:copy_pmd_range+0x1b56/0x7000 mm/memory.c:1255
Code: 00 e8 7e ae b4 ff 4c 8b 7c 24 68 4c 8b 6c 24 58 4d 89 ee 49 c1 ee 03 43 80 3c 26 00 74 08 4c 89 ef e8 ee a2 16 00 49 8b 5d 00 <83> e3 28 bf 20 00 00 00 48 89 de e8 2a b3 b4 ff 48 83 fb 20 75 56
RSP: 0018:ffffc9000403f440 EFLAGS: 00000246
RAX: ffffffff820b18b1 RBX: 00000000180400fb RCX: ffff88802addda00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000403f6b0 R08: ffffea00018828c7 R09: 1ffffd4000310518
R10: dffffc0000000000 R11: fffff94000310519 R12: dffffc0000000000
R13: ffff88802f8dbb60 R14: 1ffff11005f1b76c R15: ffff88807533fb90
copy_pud_range mm/memory.c:1292 [inline]
copy_p4d_range mm/memory.c:1316 [inline]
copy_page_range+0x95c/0xd40 mm/memory.c:1410
dup_mmap kernel/fork.c:726 [inline]
dup_mm kernel/fork.c:1734 [inline]
copy_mm+0x121c/0x2100 kernel/fork.c:1786
copy_process+0x16d3/0x3b80 kernel/fork.c:2429
kernel_clone+0x21e/0x870 kernel/fork.c:2844
__do_sys_clone kernel/fork.c:2987 [inline]
__se_sys_clone kernel/fork.c:2971 [inline]
__x64_sys_clone+0x18b/0x1e0 kernel/fork.c:2971
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f949bf851d3
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:00007ffcd6ca6068 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f949bf851d3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 000055558a4c77d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 0000000000018cc3 R15: 00007ffcd6ca6200
----------------
Code disassembly (best guess):
0: 00 e8 add %ch,%al
2: 7e ae jle 0xffffffb2
4: b4 ff mov $0xff,%ah
6: 4c 8b 7c 24 68 mov 0x68(%rsp),%r15
b: 4c 8b 6c 24 58 mov 0x58(%rsp),%r13
10: 4d 89 ee mov %r13,%r14
13: 49 c1 ee 03 shr $0x3,%r14
17: 43 80 3c 26 00 cmpb $0x0,(%r14,%r12,1)
1c: 74 08 je 0x26
1e: 4c 89 ef mov %r13,%rdi
21: e8 ee a2 16 00 call 0x16a314
26: 49 8b 5d 00 mov 0x0(%r13),%rbx
* 2a: 83 e3 28 and $0x28,%ebx <-- trapping instruction
2d: bf 20 00 00 00 mov $0x20,%edi
32: 48 89 de mov %rbx,%rsi
35: e8 2a b3 b4 ff call 0xffb4b364
3a: 48 83 fb 20 cmp $0x20,%rbx
3e: 75 56 jne 0x96