CFI failure at __traceiter_sched_switch+0xa2/0xe0 include/trace/events/sched.h:222 (target: tp_stub_func+0x0/0x20; expected type: 0x4637f3aa) Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 7f3b23dcf55806c758f3cdeb9210fc77c27c120f Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:__traceiter_sched_switch+0xa2/0xe0 include/trace/events/sched.h:222 Code: 00 74 05 e8 20 01 86 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 49 89 db 41 ba 56 0c c8 b9 45 03 53 f1 74 02 <0f> 0b 41 ff d3 0f 1f 00 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c RSP: 0018:ffffc90000e2f670 EFLAGS: 00010007 RAX: 1ffff11021656863 RBX: ffffffff8188bff0 RCX: ffff88810b7c4c00 RDX: ffff88810cf5a600 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000e2f6b0 R08: 0000000000000000 R09: 1ffffffff0fd97dd R10: 000000002af71e77 R11: ffffffff8188bff0 R12: 0000000000000001 R13: ffff88810b2b4310 R14: ffff88810b2b4310 R15: dffffc0000000000 FS: 00007f40f4ad6c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005623e49c0000 CR3: 000000010d304000 CR4: 00000000003526b0 Call Trace: trace_sched_switch include/trace/events/sched.h:222 [inline] __schedule+0x1cb1/0x20b0 kernel/sched/core.c:7867 preempt_schedule_common+0x2d/0x60 kernel/sched/core.c:8059 preempt_schedule+0xc5/0xe0 kernel/sched/core.c:8083 preempt_schedule_thunk+0x1a/0x40 arch/x86/entry/thunk.S:12 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x6c/0x70 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __wake_up_common_lock kernel/sched/wait.c:109 [inline] __wake_up_sync_key+0x1be/0x2c0 kernel/sched/wait.c:177 sock_def_readable+0x14d/0x430 net/core/sock.c:3493 unix_dgram_sendmsg+0x12fb/0x1a90 net/unix/af_unix.c:2180 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f40f4c26407 Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff RSP: 002b:00007ffcfd5136e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f40f4ad6c80 RCX: 00007f40f4c26407 RDX: 000000000000008b RSI: 00007ffcfd513820 RDI: 0000000000000003 RBP: 00007ffcfd513c50 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffcfd513c68 R13: 00007ffcfd513820 R14: 0000000000000070 R15: 00007ffcfd513820 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_sched_switch+0xa2/0xe0 include/trace/events/sched.h:222 Code: 00 74 05 e8 20 01 86 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 49 89 db 41 ba 56 0c c8 b9 45 03 53 f1 74 02 <0f> 0b 41 ff d3 0f 1f 00 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c RSP: 0018:ffffc90000e2f670 EFLAGS: 00010007 RAX: 1ffff11021656863 RBX: ffffffff8188bff0 RCX: ffff88810b7c4c00 RDX: ffff88810cf5a600 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000e2f6b0 R08: 0000000000000000 R09: 1ffffffff0fd97dd R10: 000000002af71e77 R11: ffffffff8188bff0 R12: 0000000000000001 R13: ffff88810b2b4310 R14: ffff88810b2b4310 R15: dffffc0000000000 FS: 00007f40f4ad6c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005623e49c0000 CR3: 000000010d304000 CR4: 00000000003526b0