------------[ cut here ]------------
WARNING: CPU: 0 PID: 5474 at net/mac80211/tx.c:4934 __ieee80211_beacon_get+0x1abc/0x2110 net/mac80211/tx.c:5255
Modules linked in:
CPU: 0 PID: 5474 Comm: syz-executor Not tainted 6.1.127-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1abc/0x2110 net/mac80211/tx.c:5255
Code: ff ff ff e8 a6 7f 50 f7 0f 0b 48 8b 7c 24 20 e8 ea 31 66 fe e9 6f e8 ff ff e8 90 7f 50 f7 0f 0b e9 92 ed ff ff e8 84 7f 50 f7 <0f> 0b e9 26 f1 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c fc e8
RSP: 0018:ffffc90000007820 EFLAGS: 00010246
RAX: ffffffff8a3a1d1c RBX: 0000000000000000 RCX: ffff8880245c1dc0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007a30 R08: ffffffff8a3a0e3c R09: ffffffff8a3a0642
R10: 0000000000000003 R11: ffff8880245c1dc0 R12: dffffc0000000000
R13: 1ffff92000000f1c R14: ffff888066692258 R15: ffffffff8a3a0310
FS: 0000555580da1500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33615ff8 CR3: 000000006497c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0xb1/0x5d0 net/mac80211/tx.c:5342
ieee80211_beacon_get include/net/mac80211.h:5249 [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:1689 [inline]
__hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753
hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1770
handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571
__do_softirq kernel/softirq.c:605 [inline]
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:654
irq_exit_rcu+0x5/0x20 kernel/softirq.c:666
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
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:lock_acquire+0x8/0x5a0 kernel/locking/lockdep.c:5630
Code: 5b 9b 8e e8 5a 8e 77 00 e9 a2 fd ff ff 0f 1f 44 00 00 65 8b 05 11 ce 97 7e a9 00 ff ff 00 0f 95 c0 c3 55 48 89 e5 41 57 41 56 <41> 55 41 54 53 48 83 e4 e0 48 81 ec 20 01 00 00 4c 89 4c 24 28 4c
RSP: 0018:ffffc90003327820 EFLAGS: 00000246
RAX: 0000000080000000 RBX: ffff8880561d1c10 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880561d1c28
RBP: ffffc90003327830 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffc90003327980 R14: 00000000000523aa R15: 0000000000000000
__raw_read_lock include/linux/rwlock_api_smp.h:150 [inline]
_raw_read_lock+0x32/0x40 kernel/locking/spinlock.c:228
ext4_es_lookup_extent+0x16d/0xb70 fs/ext4/extents_status.c:1001
ext4_map_blocks+0x1ee/0x1cb0 fs/ext4/inode.c:563
ext4_readdir+0x867/0x3880 fs/ext4/dir.c:181
iterate_dir+0x224/0x560
__do_sys_getdents64 fs/readdir.c:369 [inline]
__se_sys_getdents64+0x209/0x4f0 fs/readdir.c:354
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8e313bf693
Code: c1 66 0f 1f 44 00 00 48 83 c4 08 48 89 ef 5b 5d e9 82 3e f8 ff 66 90 b8 ff ff ff 7f 48 39 c2 48 0f 47 d0 b8 d9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 c7 c2 a8 ff ff ff f7 d8
RSP: 002b:00007fff239e4f78 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555580dc4640 RCX: 00007f8e313bf693
RDX: 0000000000008000 RSI: 0000555580dc4640 RDI: 0000000000000006
RBP: 0000555580dc4614 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000001000 R11: 0000000000000293 R12: ffffffffffffffa8
R13: 0000000000000016 R14: 0000555580dc4610 R15: 000000000000001e
----------------
Code disassembly (best guess):
0: 5b pop %rbx
1: 9b fwait
2: 8e e8 mov %eax,%gs
4: 5a pop %rdx
5: 8e 77 00 mov 0x0(%rdi),%?
8: e9 a2 fd ff ff jmp 0xfffffdaf
d: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
12: 65 8b 05 11 ce 97 7e mov %gs:0x7e97ce11(%rip),%eax # 0x7e97ce2a
19: a9 00 ff ff 00 test $0xffff00,%eax
1e: 0f 95 c0 setne %al
21: c3 ret
22: 55 push %rbp
23: 48 89 e5 mov %rsp,%rbp
26: 41 57 push %r15
28: 41 56 push %r14
* 2a: 41 55 push %r13 <-- trapping instruction
2c: 41 54 push %r12
2e: 53 push %rbx
2f: 48 83 e4 e0 and $0xffffffffffffffe0,%rsp
33: 48 81 ec 20 01 00 00 sub $0x120,%rsp
3a: 4c 89 4c 24 28 mov %r9,0x28(%rsp)
3f: 4c rex.WR