------------[ cut here ]------------
WARNING: CPU: 1 PID: 6137 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline]
WARNING: CPU: 1 PID: 6137 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x172c/0x1f80 net/mac80211/tx.c:5075
Modules linked in:
CPU: 1 PID: 6137 Comm: syz.0.499 Not tainted 5.15.186-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 91 14 3a f8 0f 0b 4c 8b 74 24 08 e9 36 fe ff ff e8 80 14 3a f8 0f 0b e9 3c ef ff ff e8 74 14 3a f8 <0f> 0b e9 b8 f2 ff ff e8 a8 ce 6b 00 44 89 e1 80 e1 07 80 c1 03 38
RSP: 0018:ffffc90000dd08c0 EFLAGS: 00010246
RAX: ffffffff893dae9c RBX: ffff88805f414c80 RCX: ffff88801dffbb80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000dd0ae8 R08: ffff88801dffbb80 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff888063351c00
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920001ba128
FS: 00007f07e49cf6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcc86726d58 CR3: 000000005b861000 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:finish_lock_switch+0x134/0x280 kernel/sched/core.c:4785
Code: be ff ff ff ff e8 cc 1e 56 08 85 c0 74 4a 4d 85 ff 75 66 0f 1f 44 00 00 48 89 df e8 26 89 5f 08 e8 11 80 2a 00 fb 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 48 89 df e8 99 10 fe ff 43 80 3c
RSP: 0018:ffffc90003ab6128 EFLAGS: 00000286
RAX: cf88c150c7048800 RBX: ffff8880b913a300 RCX: cf88c150c7048800
RDX: dffffc0000000000 RSI: ffffffff8a0b11c0 RDI: ffffffff8a59ab80
RBP: 1ffff1101722760b R08: dffffc0000000000 R09: fffffbfff1ff7444
R10: fffffbfff1ff7444 R11: 1ffffffff1ff7443 R12: 1ffff110172275b9
R13: dffffc0000000000 R14: ffff8880b913adc8 R15: 0000000000000000
finish_task_switch+0x12f/0x640 kernel/sched/core.c:4902
context_switch kernel/sched/core.c:5033 [inline]
__schedule+0x11c0/0x43b0 kernel/sched/core.c:6376
preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6552
preempt_schedule+0xa7/0xb0 kernel/sched/core.c:6577
preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
unwind_next_frame+0x12ac/0x1d90 arch/x86/kernel/unwind_orc.c:616
arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x98/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:46 [inline]
set_alloc_info mm/kasan/common.c:434 [inline]
__kasan_slab_alloc+0x9c/0xd0 mm/kasan/common.c:467
kasan_slab_alloc include/linux/kasan.h:254 [inline]
slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519
slab_alloc_node mm/slub.c:3220 [inline]
slab_alloc mm/slub.c:3228 [inline]
kmem_cache_alloc+0x100/0x290 mm/slub.c:3233
mempool_alloc+0x18f/0x4e0 mm/mempool.c:393
bio_alloc_bioset+0x124/0x870 block/bio.c:466
bio_alloc include/linux/bio.h:424 [inline]
submit_bh_wbc+0x1c0/0x670 fs/buffer.c:3028
submit_bh fs/buffer.c:3062 [inline]
ll_rw_block+0x1d7/0x240 fs/buffer.c:-1
do_readahead fs/jbd2/recovery.c:103 [inline]
jread+0x40a/0x910 fs/jbd2/recovery.c:158
do_one_pass+0x2ec/0x2b60 fs/jbd2/recovery.c:526
jbd2_journal_skip_recovery+0x4d/0x130 fs/jbd2/recovery.c:361
jbd2_journal_wipe+0x43a/0x5f0 fs/jbd2/journal.c:2544
ocfs2_journal_wipe+0xa5/0x250 fs/ocfs2/journal.c:1152
ocfs2_check_volume fs/ocfs2/super.c:2422 [inline]
ocfs2_mount_volume+0xa8e/0x1530 fs/ocfs2/super.c:1822
ocfs2_fill_super+0x2caf/0x4d80 fs/ocfs2/super.c:1083
mount_bdev+0x287/0x3c0 fs/super.c:1400
legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
vfs_get_tree+0x88/0x270 fs/super.c:1530
do_new_mount+0x24a/0xa40 fs/namespace.c:3014
do_mount fs/namespace.c:3357 [inline]
__do_sys_mount fs/namespace.c:3565 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3542
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: 0033:0x7f07e6b690ca
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f07e49cee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f07e49ceef0 RCX: 00007f07e6b690ca
RDX: 0000200000004440 RSI: 0000200000000040 RDI: 00007f07e49ceeb0
RBP: 0000200000004440 R08: 00007f07e49ceef0 R09: 0000000000000010
R10: 0000000000000010 R11: 0000000000000246 R12: 0000200000000040
R13: 00007f07e49ceeb0 R14: 0000000000004421 R15: 0000200000000080
----------------
Code disassembly (best guess):
0: be ff ff ff ff mov $0xffffffff,%esi
5: e8 cc 1e 56 08 call 0x8561ed6
a: 85 c0 test %eax,%eax
c: 74 4a je 0x58
e: 4d 85 ff test %r15,%r15
11: 75 66 jne 0x79
13: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
18: 48 89 df mov %rbx,%rdi
1b: e8 26 89 5f 08 call 0x85f8946
20: e8 11 80 2a 00 call 0x2a8036
25: fb sti
26: 48 83 c4 08 add $0x8,%rsp
* 2a: 5b pop %rbx <-- trapping instruction
2b: 41 5c pop %r12
2d: 41 5d pop %r13
2f: 41 5e pop %r14
31: 41 5f pop %r15
33: 5d pop %rbp
34: c3 ret
35: 48 89 df mov %rbx,%rdi
38: e8 99 10 fe ff call 0xfffe10d6
3d: 43 rex.XB
3e: 80 .byte 0x80
3f: 3c .byte 0x3c