------------[ cut here ]------------
WARNING: CPU: 1 PID: 4463 at net/mac80211/tx.c:4934 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline]
WARNING: CPU: 1 PID: 4463 at net/mac80211/tx.c:4934 __ieee80211_beacon_get+0x1952/0x1f50 net/mac80211/tx.c:5255
Modules linked in:
CPU: 1 PID: 4463 Comm: syz.4.30 Not tainted 6.1.139-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1952/0x1f50 net/mac80211/tx.c:5255
Code: ff ff ff e8 80 6b ec f7 0f 0b 48 8b 7c 24 20 e8 34 cc 7f fe e9 dd e9 ff ff e8 6a 6b ec f7 0f 0b e9 f1 ee ff ff e8 5e 6b ec f7 <0f> 0b e9 61 f2 ff ff e8 52 6b ec f7 48 c7 c7 30 92 d9 8d 4c 89 f6
RSP: 0018:ffffc900001e08a0 EFLAGS: 00010246
RAX: ffffffff89946bb2 RBX: 0000000000000000 RCX: ffff888019ee0000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0aa8 R08: ffff888019ee0000 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: 1ffff9200003c12c
R13: dffffc0000000000 R14: ffff888078762258 R15: ffff888026955800
FS:  00007facf75216c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000032c000 CR3: 000000001d2de000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0x5b/0x4d0 net/mac80211/tx.c:5342
 ieee80211_beacon_get include/net/mac80211.h:5262 [inline]
 mac80211_hwsim_beacon_tx+0x21c/0xae0 drivers/net/wireless/mac80211_hwsim.c:2086
 __iterate_interfaces+0x243/0x500 net/mac80211/util.c:788
 ieee80211_iterate_active_interfaces_atomic+0xd7/0x170 net/mac80211/util.c:824
 mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2142
 __run_hrtimer kernel/time/hrtimer.c:1691 [inline]
 __hrtimer_run_queues+0x522/0xc80 kernel/time/hrtimer.c:1755
 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1772
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:661
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:673
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:179 [inline]
RIP: 0010:unwind_next_frame+0x247/0x20b0 arch/x86/kernel/unwind_orc.c:448
Code: d3 77 8e 48 3d 76 02 1c 8f 0f 87 a3 17 00 00 45 39 e0 49 bd 00 00 00 00 00 fc ff df 0f 84 7b 01 00 00 4a 8d 34 a5 90 5f 0a 8e <45> 29 e0 4e 8d 64 86 fc 49 89 f7 4c 39 e6 0f 86 c7 10 00 00 49 29
RSP: 0018:ffffc900043e6d70 EFLAGS: 00000202
RAX: ffffffff8e86fb2e RBX: ffffc900043e6e48 RCX: ffffffff969bf100
RDX: ffffffff8e86fb28 RSI: ffffffff8e1479b8 RDI: ffffffff8138551f
RBP: ffffffff81bf7f85 R08: 000000000002868b R09: 0000000000000006
R10: fffff5200087cdd5 R11: 1ffff9200087cdd3 R12: 000000000002868a
R13: dffffc0000000000 R14: 000000000000bf7f R15: dffffc0000000000
 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:127
 __set_page_owner+0x19/0x60 mm/page_owner.c:190
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x173/0x1a0 mm/page_alloc.c:2532
 prep_new_page mm/page_alloc.c:2539 [inline]
 get_page_from_freelist+0x1a26/0x1ac0 mm/page_alloc.c:4328
 __alloc_pages+0x1df/0x4e0 mm/page_alloc.c:5606
 __folio_alloc+0xe/0x30 mm/page_alloc.c:5638
 vma_alloc_folio+0x4a3/0x900 mm/mempolicy.c:2243
 alloc_page_vma include/linux/gfp.h:284 [inline]
 wp_page_copy+0x244/0x1640 mm/memory.c:3148
 handle_pte_fault mm/memory.c:5049 [inline]
 __handle_mm_fault mm/memory.c:5173 [inline]
 handle_mm_fault+0x1ca6/0x3e70 mm/memory.c:5294
 do_user_addr_fault+0x51f/0xb10 arch/x86/mm/fault.c:1340
 handle_page_fault arch/x86/mm/fault.c:1431 [inline]
 exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1487
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:608
RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 arch/x86/lib/copy_user_64.S:166
Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 <f3> a4 31 c0 0f 01 ca c3 89 ca eb 0a 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900043e7948 EFLAGS: 00050206
RAX: ffffffff84056b01 RBX: 0000000000001000 RCX: 0000000000000080
RDX: 0000000000001000 RSI: ffff888068b52f80 RDI: 000020000032c000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100d16a600
R10: 0000000000000000 R11: 0000000000000200 R12: 00007fffffffe000
R13: 0000000000001000 R14: 000020000032b080 R15: ffff888068b52000
 copy_user_generic arch/x86/include/asm/uaccess_64.h:37 [inline]
 raw_copy_to_user arch/x86/include/asm/uaccess_64.h:58 [inline]
 copyout+0xe7/0x120 lib/iov_iter.c:170
 _copy_to_iter+0x48f/0x1030 lib/iov_iter.c:527
 copy_page_to_iter+0xac/0x170 lib/iov_iter.c:725
 shmem_file_read_iter+0x43e/0x980 mm/shmem.c:2689
 do_iter_readv_writev fs/read_write.c:-1 [inline]
 do_iter_read+0x63f/0xb10 fs/read_write.c:796
 vfs_readv fs/read_write.c:916 [inline]
 do_preadv+0x1f6/0x330 fs/read_write.c:1008
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7facf678e969
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007facf7521038 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007facf69b6160 RCX: 00007facf678e969
RDX: 0000000000000001 RSI: 00002000000015c0 RDI: 0000000000000005
RBP: 00007facf6810ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007facf69b6160 R15: 00007ffcbdfe7dc8
 </TASK>
----------------
Code disassembly (best guess):
   0:	d3 77 8e             	shll   %cl,-0x72(%rdi)
   3:	48 3d 76 02 1c 8f    	cmp    $0xffffffff8f1c0276,%rax
   9:	0f 87 a3 17 00 00    	ja     0x17b2
   f:	45 39 e0             	cmp    %r12d,%r8d
  12:	49 bd 00 00 00 00 00 	movabs $0xdffffc0000000000,%r13
  19:	fc ff df
  1c:	0f 84 7b 01 00 00    	je     0x19d
  22:	4a 8d 34 a5 90 5f 0a 	lea    -0x71f5a070(,%r12,4),%rsi
  29:	8e
* 2a:	45 29 e0             	sub    %r12d,%r8d <-- trapping instruction
  2d:	4e 8d 64 86 fc       	lea    -0x4(%rsi,%r8,4),%r12
  32:	49 89 f7             	mov    %rsi,%r15
  35:	4c 39 e6             	cmp    %r12,%rsi
  38:	0f 86 c7 10 00 00    	jbe    0x1105
  3e:	49                   	rex.WB
  3f:	29                   	.byte 0x29