------------[ cut here ]------------
WARNING: kernel/events/core.c:2704 at perf_event_throttle_group+0x375/0x3d0 kernel/events/core.c:2704, CPU#0: syz.9.3201/18210
Modules linked in:
CPU: 0 UID: 0 PID: 18210 Comm: syz.9.3201 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:perf_event_throttle_group+0x375/0x3d0 kernel/events/core.c:2704
Code: 7f 32 00 e9 ec fe ff ff e8 68 90 cc ff eb 05 e8 61 90 cc ff 5b 41 5c 41 5d 41 5e 41 5f 5d e9 92 6f 57 09 cc e8 4c 90 cc ff 90 <0f> 0b 90 e9 54 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c9
RSP: 0018:ffffc9000c0b7050 EFLAGS: 00010293
RAX: ffffffff81f4ba14 RBX: ffff888054c30000 RCX: ffff88802c3a3d00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffc9000c0b6cf7 R09: 0000000000000000
R10: ffffc9000c0b6ce0 R11: fffff52001816d9f R12: ffff888054c30220
R13: dffffc0000000000 R14: ffff888054c30240 R15: ffffffff8dff89f8
FS:  00007f47d4f626c0(0000) GS:ffff8881260b0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f47d4f41d58 CR3: 0000000049fe0000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 __perf_event_account_interrupt+0x23c/0x250 kernel/events/core.c:10251
 __perf_event_overflow+0x105/0xe70 kernel/events/core.c:10398
 perf_swevent_overflow kernel/events/core.c:10538 [inline]
 perf_swevent_event+0x530/0x5e0 kernel/events/core.c:10576
 perf_tp_event+0x4f6/0x1380 kernel/events/core.c:11083
 perf_trace_run_bpf_submit+0xee/0x170 kernel/events/core.c:11007
 do_perf_trace_lock include/trace/events/lock.h:50 [inline]
 perf_trace_lock+0x2f8/0x3b0 include/trace/events/lock.h:50
 __do_trace_lock_release include/trace/events/lock.h:69 [inline]
 trace_lock_release include/trace/events/lock.h:69 [inline]
 lock_release+0x389/0x3b0 kernel/locking/lockdep.c:5879
 rcu_lock_release include/linux/rcupdate.h:341 [inline]
 rcu_read_unlock include/linux/rcupdate.h:897 [inline]
 class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
 unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 __kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:587
 kasan_save_free_info mm/kasan/kasan.h:406 [inline]
 poison_slab_object mm/kasan/common.c:252 [inline]
 __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
 kasan_slab_free include/linux/kasan.h:234 [inline]
 slab_free_hook mm/slub.c:2540 [inline]
 slab_free mm/slub.c:6663 [inline]
 kfree+0x1c0/0x660 mm/slub.c:6871
 tomoyo_path_number_perm+0x47a/0x5a0 security/tomoyo/file.c:736
 security_file_ioctl+0xcb/0x2d0 security/security.c:2435
 __do_sys_ioctl fs/ioctl.c:591 [inline]
 __se_sys_ioctl+0x47/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f47d418f749
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:00007f47d4f62038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f47d43e5fa0 RCX: 00007f47d418f749
RDX: 0000200000000340 RSI: 0000000000008905 RDI: 0000000000000008
RBP: 00007f47d4213f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f47d43e6038 R14: 00007f47d43e5fa0 R15: 00007ffc015d9648
 </TASK>