syzbot

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WARNING: CPU: 0 PID: 3673 at net/mac80211/tx.c:4927 __ieee80211_beacon_get+0x1ab2/0x2110 net/mac80211/tx.c:5246
Modules linked in:
CPU: 0 PID: 3673 Comm: syz-executor133 Not tainted 6.1.55-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4927 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1ab2/0x2110 net/mac80211/tx.c:5246
Code: ff e8 e2 81 79 f7 0f 0b e9 64 ff ff ff e8 d6 81 79 f7 0f 0b e9 79 e8 ff ff e8 ca 81 79 f7 0f 0b e9 9c ed ff ff e8 be 81 79 f7 <0f> 0b e9 30 f1 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 06 e9
RSP: 0018:ffffc90000007820 EFLAGS: 00010246
RAX: ffffffff8a10f152 RBX: 0000000000000000 RCX: ffff8880788b5940
RDX: 0000000080000101 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007a30 R08: ffffffff8a10e27c R09: ffffffff8a10da82
R10: 0000000000000003 R11: ffff8880788b5940 R12: dffffc0000000000
R13: 1ffff92000000f1c R14: ffff888022a7a248 R15: ffffffff8a10d750
FS:  0000555555d99380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f57c43d91b0 CR3: 0000000023056000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0xb1/0x5d0 net/mac80211/tx.c:5333
 ieee80211_beacon_get include/net/mac80211.h:5245 [inline]
 mac80211_hwsim_beacon_tx+0x1d2/0xaa0 drivers/net/wireless/mac80211_hwsim.c:2086
 __iterate_interfaces+0x21e/0x4b0 net/mac80211/util.c:788
 ieee80211_iterate_active_interfaces_atomic+0xd4/0x170 net/mac80211/util.c:824
 mac80211_hwsim_beacon+0xd0/0x1e0 drivers/net/wireless/mac80211_hwsim.c:2142
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1766
 __do_softirq+0x2e9/0xa4c kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x155/0x240 kernel/softirq.c:650
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: 11 b7 f5 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 5e d7 f6 48 89 df e8 86 9b d8 f6 e8 e1 32 fe f6 fb bf 01 00 00 00 <e8> c6 2b cb f6 65 8b 05 a7 6d 6f 75 85 c0 74 02 5b c3 e8 e4 8b 6d
RSP: 0018:ffffc90003d4f3b0 EFLAGS: 00000282
RAX: 0492fffdcb5a3700 RBX: ffff88801eaa9010 RCX: ffffffff816aa7ba
RDX: dffffc0000000000 RSI: ffffffff8aebe2a0 RDI: 0000000000000001
RBP: ffffc90003d4f530 R08: dffffc0000000000 R09: fffffbfff2092e4b
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000cc0
R13: ffffc90003d4f498 R14: ffffea0001b68280 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:400 [inline]
 shmem_add_to_page_cache+0xc5b/0x1e60 mm/shmem.c:740
 shmem_get_folio_gfp+0x164e/0x3470 mm/shmem.c:1954
 shmem_fault+0x235/0x9c0 mm/shmem.c:2139
 __do_fault+0x136/0x4f0 mm/memory.c:4231
 do_read_fault mm/memory.c:4582 [inline]
 do_fault mm/memory.c:4711 [inline]
 handle_pte_fault mm/memory.c:4983 [inline]
 __handle_mm_fault mm/memory.c:5125 [inline]
 handle_mm_fault+0x3412/0x5340 mm/memory.c:5246
 faultin_page mm/gup.c:1009 [inline]
 __get_user_pages+0x4f3/0x1190 mm/gup.c:1233
 populate_vma_page_range+0x217/0x2b0 mm/gup.c:1590
 __mm_populate+0x275/0x440 mm/gup.c:1704
 mm_populate include/linux/mm.h:2795 [inline]
 vm_mmap_pgoff+0x22b/0x2d0 mm/util.c:525
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f57c4359419
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd18ecb188 EFLAGS: 00000286 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57c4359419
RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00000000000f4240 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000286 R12: 0000000000013631
R13: 00007ffd18ecb1bc R14: 00007ffd18ecb200 R15: 00007ffd18ecb1f0
 </TASK>
----------------
Code disassembly (best guess):
   0:	11 b7 f5 ff 90 53    	adc    %esi,0x5390fff5(%rdi)
   6:	48 89 fb             	mov    %rdi,%rbx
   9:	48 83 c7 18          	add    $0x18,%rdi
   d:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
  12:	e8 8e 5e d7 f6       	call   0xf6d75ea5
  17:	48 89 df             	mov    %rbx,%rdi
  1a:	e8 86 9b d8 f6       	call   0xf6d89ba5
  1f:	e8 e1 32 fe f6       	call   0xf6fe3305
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
* 2a:	e8 c6 2b cb f6       	call   0xf6cb2bf5 <-- trapping instruction
  2f:	65 8b 05 a7 6d 6f 75 	mov    %gs:0x756f6da7(%rip),%eax        # 0x756f6ddd
  36:	85 c0                	test   %eax,%eax
  38:	74 02                	je     0x3c
  3a:	5b                   	pop    %rbx
  3b:	c3                   	ret
  3c:	e8                   	.byte 0xe8
  3d:	e4 8b                	in     $0x8b,%al
  3f:	6d                   	insl   (%dx),%es:(%rdi)