------------[ cut here ]------------
WARNING: CPU: 1 PID: 4403 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
WARNING: CPU: 1 PID: 4403 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x172c/0x1f80 net/mac80211/tx.c:5075
Modules linked in:
CPU: 1 PID: 4403 Comm: syz-executor280 Not tainted 5.15.185-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
RIP: 0010:__ieee80211_beacon_get+0x172c/0x1f80 net/mac80211/tx.c:5075
Code: f8 0f 0b e9 f1 fa ff ff e8 b1 1a 42 f8 0f 0b 4c 8b 74 24 08 e9 36 fe ff ff e8 a0 1a 42 f8 0f 0b e9 3c ef ff ff e8 94 1a 42 f8 <0f> 0b e9 b8 f2 ff ff e8 18 c5 6b 00 44 89 e1 80 e1 07 80 c1 03 38
RSP: 0018:ffffc90000dd08c0 EFLAGS: 00010246
RAX: ffffffff8935a78c RBX: ffff888073df4c80 RCX: ffff88802242d940
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000dd0ae8 R08: ffff88802242d940 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff888023a80a00
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920001ba128
FS: 00007fb4291e96c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000001a8030 CR3: 000000001fd03000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0x48/0x840 net/mac80211/tx.c:5194
ieee80211_beacon_get include/net/mac80211.h:4981 [inline]
mac80211_hwsim_beacon_tx+0xf4/0x920 drivers/net/wireless/mac80211_hwsim.c:1812
__iterate_interfaces+0x243/0x500 net/mac80211/util.c:793
ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 net/mac80211/util.c:829
mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865
__run_hrtimer kernel/time/hrtimer.c:1690 [inline]
__hrtimer_run_queues+0x53d/0xc40 kernel/time/hrtimer.c:1754
hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1771
handle_softirqs+0x328/0x820 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:55 [inline]
RIP: 0010:stack_access_ok arch/x86/kernel/unwind_orc.c:347 [inline]
RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:357 [inline]
RIP: 0010:unwind_next_frame+0x904/0x1d90 arch/x86/kernel/unwind_orc.c:539
Code: 0f 85 2c 0f 00 00 41 0f b6 46 01 83 e0 03 ff 24 c5 70 76 08 8a 48 89 54 24 50 48 8d 7b 08 48 89 f8 48 c1 e8 03 42 80 3c 28 00 <74> 05 e8 c5 c8 88 00 4c 89 7c 24 60 4c 8b 73 08 48 8d 7b 10 48 89
RSP: 0018:ffffc9000323ece8 EFLAGS: 00000246
RAX: 1ffff92000647db6 RBX: ffffc9000323eda8 RCX: ffffffff8d7e6a34
RDX: 1ffffffff1bdac03 RSI: ffffffff8ded601a RDI: ffffc9000323edb0
RBP: ffffc9000323edf0 R08: 0000000000000003 R09: 0000000000000000
R10: fffff52000647dc1 R11: 1ffff92000647dbf R12: 1ffffffff1bdac03
R13: dffffc0000000000 R14: ffffffff8ded601e R15: ffffffff8ded601f
arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x98/0xe0 kernel/stacktrace.c:122
save_stack+0xf3/0x1e0 mm/page_owner.c:119
__set_page_owner+0x41/0x2d0 mm/page_owner.c:181
prep_new_page mm/page_alloc.c:2426 [inline]
get_page_from_freelist+0x1b77/0x1c60 mm/page_alloc.c:4192
__alloc_pages+0x1e1/0x470 mm/page_alloc.c:5474
alloc_pages_vma+0x393/0x7c0 mm/mempolicy.c:2146
wp_page_copy+0x206/0x1fd0 mm/memory.c:3051
handle_pte_fault mm/memory.c:4668 [inline]
__handle_mm_fault mm/memory.c:4785 [inline]
handle_mm_fault+0x1eca/0x43c0 mm/memory.c:4883
do_user_addr_fault+0x489/0xc80 arch/x86/mm/fault.c:1357
handle_page_fault arch/x86/mm/fault.c:1445 [inline]
exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1501
asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0010:__put_user_nocheck_4+0x3/0x11
Code: 00 00 48 39 d9 73 54 0f 01 cb 66 89 01 31 c9 0f 01 ca c3 90 90 90 90 90 48 bb fd ef ff ff ff 7f 00 00 48 39 d9 73 34 0f 01 cb <89> 01 31 c9 0f 01 ca c3 90 90 90 90 90 90 48 bb f9 ef ff ff ff 7f
RSP: 0018:ffffc9000323f8f8 EFLAGS: 00050246
RAX: 0000000000000000 RBX: 0000000000000002 RCX: 00002000001a8030
RDX: ffffc9000323fd90 RSI: 0000000000000002 RDI: 00000000ffffffff
RBP: ffffc9000323fa90 R08: dffffc0000000000 R09: fffff52000647edd
R10: fffff52000647edd R11: 1ffff92000647edc R12: dffffc0000000000
R13: 00002000001a8000 R14: 0000000000000000 R15: 0000000000000000
____sys_recvmsg+0x35d/0x580 net/socket.c:2668
___sys_recvmsg+0x1af/0x4f0 net/socket.c:2697
do_recvmmsg+0x344/0x7a0 net/socket.c:2791
__sys_recvmmsg net/socket.c:2870 [inline]
__do_sys_recvmmsg net/socket.c:2893 [inline]
__se_sys_recvmmsg net/socket.c:2886 [inline]
__x64_sys_recvmmsg+0x18d/0x240 net/socket.c:2886
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fb42924b829
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb4291e9218 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007fb4292d5438 RCX: 00007fb42924b829
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007fb4292d5430 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4292a238c
R13: 0000200000000200 R14: 00002000000001c0 R15: 0000200000000210
----------------
Code disassembly (best guess):
0: 0f 85 2c 0f 00 00 jne 0xf32
6: 41 0f b6 46 01 movzbl 0x1(%r14),%eax
b: 83 e0 03 and $0x3,%eax
e: ff 24 c5 70 76 08 8a jmp *-0x75f78990(,%rax,8)
15: 48 89 54 24 50 mov %rdx,0x50(%rsp)
1a: 48 8d 7b 08 lea 0x8(%rbx),%rdi
1e: 48 89 f8 mov %rdi,%rax
21: 48 c1 e8 03 shr $0x3,%rax
25: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
* 2a: 74 05 je 0x31 <-- trapping instruction
2c: e8 c5 c8 88 00 call 0x88c8f6
31: 4c 89 7c 24 60 mov %r15,0x60(%rsp)
36: 4c 8b 73 08 mov 0x8(%rbx),%r14
3a: 48 8d 7b 10 lea 0x10(%rbx),%rdi
3e: 48 rex.W
3f: 89 .byte 0x89