syzbot

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WARNING: CPU: 0 PID: 5155 at net/mac80211/tx.c:5008 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5008 [inline]
WARNING: CPU: 0 PID: 5155 at net/mac80211/tx.c:5008 __ieee80211_beacon_get+0x143c/0x1680 net/mac80211/tx.c:5417
Modules linked in:
CPU: 0 PID: 5155 Comm: syz-executor749 Not tainted 6.4.0-rc5-syzkaller-00002-gf8dba31b0a82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5008 [inline]
RIP: 0010:__ieee80211_beacon_get+0x143c/0x1680 net/mac80211/tx.c:5417
Code: f7 40 38 eb 72 a3 e8 23 2f f0 f7 4c 89 e7 e8 eb 41 29 f8 45 31 e4 e9 ab fe ff ff 41 89 de 89 eb e9 89 fe ff ff e8 04 2f f0 f7 <0f> 0b e9 d1 f6 ff ff 48 89 c6 48 c7 c7 a0 17 4c 8e 48 89 44 24 10
RSP: 0018:ffffc90000007c18 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff888021f20000 RSI: ffffffff8994173c RDI: 0000000000000001
RBP: ffff88807380e918 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000094001 R12: 0000000000000041
R13: ffff88807380e3d8 R14: ffff88802be75400 R15: ffff88807380cc80
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd246986270 CR3: 000000000c571000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0xa1/0x550 net/mac80211/tx.c:5544
 ieee80211_beacon_get include/net/mac80211.h:5384 [inline]
 mac80211_hwsim_beacon_tx+0x40c/0x750 drivers/net/wireless/virtual/mac80211_hwsim.c:2253
 __iterate_interfaces+0x2c8/0x570 net/mac80211/util.c:766
 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 net/mac80211/util.c:802
 mac80211_hwsim_beacon+0x101/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2283
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x5fa/0xbe0 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x17f/0x360 kernel/time/hrtimer.c:1766
 __do_softirq+0x1d4/0x905 kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x114/0x190 kernel/softirq.c:650
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202
Code: 90 f3 0f 1e fa 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 9a 7f 52 f7 48 89 ef e8 c2 ed 52 f7 e8 4d 79 77 f7 fb bf 01 00 00 00 <e8> 42 c3 44 f7 65 8b 05 43 53 f0 75 85 c0 74 02 5d c3 e8 10 21 ed
RSP: 0018:ffffc90003f8f7d8 EFLAGS: 00000202
RAX: 000000000000a723 RBX: 0000000000000001 RCX: 1ffffffff22a602e
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001
RBP: ffff88802613e7e8 R08: 0000000000000001 R09: ffffffff91529d17
R10: 0000000000000001 R11: 0000000000094001 R12: ffff88802613e7e0
R13: ffff88802613e7e0 R14: ffff88802613e7e8 R15: 000000000000000e
 spin_unlock_irq include/linux/spinlock.h:400 [inline]
 filemap_remove_folio+0x164/0x3f0 mm/filemap.c:258
 truncate_inode_folio+0x4c/0x70 mm/truncate.c:196
 shmem_undo_range+0x333/0x1130 mm/shmem.c:950
 shmem_truncate_range mm/shmem.c:1049 [inline]
 shmem_evict_inode+0x32f/0xb60 mm/shmem.c:1164
 evict+0x2ed/0x6b0 fs/inode.c:665
 iput_final fs/inode.c:1747 [inline]
 iput.part.0+0x50a/0x740 fs/inode.c:1773
 iput+0x5c/0x80 fs/inode.c:1763
 dentry_unlink_inode+0x2b1/0x460 fs/dcache.c:401
 __dentry_kill+0x3c0/0x640 fs/dcache.c:607
 dentry_kill fs/dcache.c:733 [inline]
 dput+0x865/0xe10 fs/dcache.c:913
 __fput+0x3cc/0xa90 fs/file_table.c:329
 task_work_run+0x16f/0x270 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xaa3/0x29b0 kernel/exit.c:874
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd246908ef9
Code: Unable to access opcode bytes at 0x7fd246908ecf.
RSP: 002b:00007ffd5e9cd998 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd246984370 RCX: 00007fd246908ef9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd246984370
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
 </TASK>
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	f3 0f 1e fa          	endbr64
   5:	55                   	push   %rbp
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fd             	mov    %rdi,%rbp
   e:	48 83 c7 18          	add    $0x18,%rdi
  12:	e8 9a 7f 52 f7       	callq  0xf7527fb1
  17:	48 89 ef             	mov    %rbp,%rdi
  1a:	e8 c2 ed 52 f7       	callq  0xf752ede1
  1f:	e8 4d 79 77 f7       	callq  0xf7777971
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
* 2a:	e8 42 c3 44 f7       	callq  0xf744c371 <-- trapping instruction
  2f:	65 8b 05 43 53 f0 75 	mov    %gs:0x75f05343(%rip),%eax        # 0x75f05379
  36:	85 c0                	test   %eax,%eax
  38:	74 02                	je     0x3c
  3a:	5d                   	pop    %rbp
  3b:	c3                   	retq
  3c:	e8                   	.byte 0xe8
  3d:	10 21                	adc    %ah,(%rcx)
  3f:	ed                   	in     (%dx),%eax