R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f447f5e6038 R14: 00007f447f5e5fa0 R15: 00007ffed3108b38 CFI failure at __traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69) invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5992 Comm: syz.2.1401 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 Code: 80 3c 30 00 74 05 e8 84 86 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 RSP: 0018:ffffc90000a076b0 EFLAGS: 00010096 RAX: 1ffff11021c07469 RBX: ffff88810e03a340 RCX: ffff888117701440 RDX: ffff88811f4f8000 RSI: 0000000000000001 RDI: ffffffff86f04480 RBP: ffffc90000a076f0 R08: 0000000000000000 R09: fffffbfff0ee4ef6 R10: 00000000b720eca3 R11: 1ffffffff0ee4ef5 R12: 0000000000000001 R13: ffff88810e03a340 R14: dffffc0000000000 R15: ffffffff817146d0 FS: 00007f44802146c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f86fe517d60 CR3: 0000000134316000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: trace_sched_switch include/trace/events/sched.h:222 [inline] __schedule+0x1263/0x14e0 kernel/sched/core.c:6747 preempt_schedule_common+0x9b/0xf0 kernel/sched/core.c:6919 preempt_schedule+0xa7/0xb0 kernel/sched/core.c:6943 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x6f/0x80 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] srcu_funnel_gp_start kernel/rcu/srcutree.c:956 [inline] srcu_gp_start_if_needed+0xbe7/0xfe0 kernel/rcu/srcutree.c:1151 __call_srcu kernel/rcu/srcutree.c:1196 [inline] __synchronize_srcu+0x164/0x1f0 kernel/rcu/srcutree.c:1242 synchronize_srcu+0x1d9/0x1f0 kernel/rcu/srcutree.c:-1 tracepoint_synchronize_unregister include/linux/tracepoint.h:93 [inline] perf_trace_event_unreg+0xd8/0x1c0 kernel/trace/trace_event_perf.c:168 perf_trace_destroy+0xbe/0x180 kernel/trace/trace_event_perf.c:241 tp_perf_event_destroy+0x15/0x20 kernel/events/core.c:10020 perf_try_init_event+0x3e2/0x450 kernel/events/core.c:11561 perf_init_event kernel/events/core.c:11610 [inline] perf_event_alloc+0x10f7/0x1970 kernel/events/core.c:11901 __do_sys_perf_event_open kernel/events/core.c:12437 [inline] __se_sys_perf_event_open+0x6c5/0x1b80 kernel/events/core.c:12329 __x64_sys_perf_event_open+0xbf/0xd0 kernel/events/core.c:12329 x64_sys_call+0x385/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:299 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f447f38f749 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:00007f4480214038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f447f5e5fa0 RCX: 00007f447f38f749 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000800 RBP: 00007f4480214090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f447f5e6038 R14: 00007f447f5e5fa0 R15: 00007ffed3108b38 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 Code: 80 3c 30 00 74 05 e8 84 86 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 RSP: 0018:ffffc90000a076b0 EFLAGS: 00010096 RAX: 1ffff11021c07469 RBX: ffff88810e03a340 RCX: ffff888117701440 RDX: ffff88811f4f8000 RSI: 0000000000000001 RDI: ffffffff86f04480 RBP: ffffc90000a076f0 R08: 0000000000000000 R09: fffffbfff0ee4ef6 R10: 00000000b720eca3 R11: 1ffffffff0ee4ef5 R12: 0000000000000001 R13: ffff88810e03a340 R14: dffffc0000000000 R15: ffffffff817146d0 FS: 00007f44802146c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f86fe517d60 CR3: 0000000134316000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600