RBP: 00007f7ab1ff7090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f7ab3816038 R14: 00007f7ab3815fa0 R15: 00007fff8fe4df68 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: 2266 Comm: syz.0.721 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 f4 97 6a 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:ffffc90000eff630 EFLAGS: 00010096 RAX: 1ffff11022f2dc26 RBX: ffff88811796e128 RCX: ffff888111c4a880 RDX: ffff888114339440 RSI: 0000000000000001 RDI: ffffffff87104680 RBP: ffffc90000eff670 R08: 0000000000000000 R09: 1ffffffff0f2547d R10: 00000000b720eca3 R11: fffffbfff0f2547e R12: 0000000000000001 R13: ffff88811796e128 R14: dffffc0000000000 R15: ffffffff81728c70 FS: 00007f7ab1ff76c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e923ffc CR3: 0000000133262000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: trace_sched_switch include/trace/events/sched.h:222 [inline] __schedule+0x1270/0x1500 kernel/sched/core.c:6747 preempt_schedule_common+0x9b/0xf0 kernel/sched/core.c:6919 preempt_schedule+0xbc/0xd0 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+0xd09/0x1010 kernel/rcu/srcutree.c:1151 __call_srcu kernel/rcu/srcutree.c:1196 [inline] __synchronize_srcu+0x179/0x210 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 _free_event+0x9cd/0xce0 kernel/events/core.c:5045 put_event kernel/events/core.c:5139 [inline] perf_event_release_kernel+0x825/0x8c0 kernel/events/core.c:5264 perf_release+0x3b/0x40 kernel/events/core.c:5274 __fput+0x1fc/0x8f0 fs/file_table.c:320 ____fput+0x15/0x20 fs/file_table.c:348 task_work_run+0x1e1/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7ab359acb9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ab1ff7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007f7ab3815fa0 RCX: 00007f7ab359acb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007f7ab1ff7090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f7ab3816038 R14: 00007f7ab3815fa0 R15: 00007fff8fe4df68 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 f4 97 6a 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:ffffc90000eff630 EFLAGS: 00010096 RAX: 1ffff11022f2dc26 RBX: ffff88811796e128 RCX: ffff888111c4a880 RDX: ffff888114339440 RSI: 0000000000000001 RDI: ffffffff87104680 RBP: ffffc90000eff670 R08: 0000000000000000 R09: 1ffffffff0f2547d R10: 00000000b720eca3 R11: fffffbfff0f2547e R12: 0000000000000001 R13: ffff88811796e128 R14: dffffc0000000000 R15: ffffffff81728c70 FS: 00007f7ab1ff76c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e923ffc CR3: 0000000133262000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600