CFI failure at __traceiter_tlb_flush+0x80/0xd0 include/trace/events/tlb.h:38 (target: tp_stub_func+0x0/0x10; expected type: 0x205553a5) invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4491 Comm: syz.4.1419 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:__traceiter_tlb_flush+0x80/0xd0 include/trace/events/tlb.h:38 Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 05 e8 48 62 07 00 49 8b 7c 24 08 44 89 f6 48 8b 55 d0 41 ba 5b ac aa df 44 03 53 fc 74 02 <0f> 0b ff d3 49 83 c7 18 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 RSP: 0018:ffffc9000ed378e8 EFLAGS: 00010093 RAX: 1ffff110230570b3 RBX: ffffffff81714610 RCX: ffff88811c30d100 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffc9000eea3000 RBP: ffffc9000ed37918 R08: dffffc0000000000 R09: fffffbfff0ee4f0e R10: 0000000084eb1367 R11: 1ffffffff0ee4f0d R12: ffff8881182b8590 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8881182b8590 FS: 00007f3695ff76c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb56f3e7f98 CR3: 0000000114b6f000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: trace_tlb_flush include/trace/events/tlb.h:38 [inline] switch_mm_irqs_off+0x61f/0x980 arch/x86/mm/tlb.c:634 context_switch kernel/sched/core.c:5405 [inline] __schedule+0x9eb/0x14e0 kernel/sched/core.c:6750 schedule+0xbd/0x170 kernel/sched/core.c:6826 futex_wait_queue+0xf5/0x230 kernel/futex/waitwake.c:361 futex_wait+0x1a3/0x750 kernel/futex/waitwake.c:664 do_futex+0x2dc/0x420 kernel/futex/syscalls.c:108 __do_sys_futex kernel/futex/syscalls.c:185 [inline] __se_sys_futex+0x273/0x2e0 kernel/futex/syscalls.c:166 __x64_sys_futex+0xe5/0x100 kernel/futex/syscalls.c:166 x64_sys_call+0x7ec/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:203 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: 0033:0x7f369758f749 Code: Unable to access opcode bytes at 0x7f369758f71f. RSP: 002b:00007f3695ff70e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f36977e5fa8 RCX: 00007f369758f749 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f36977e5fa8 RBP: 00007f36977e5fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f36977e6038 R14: 00007fff610e24f0 R15: 00007fff610e25d8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_tlb_flush+0x80/0xd0 include/trace/events/tlb.h:38 Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 05 e8 48 62 07 00 49 8b 7c 24 08 44 89 f6 48 8b 55 d0 41 ba 5b ac aa df 44 03 53 fc 74 02 <0f> 0b ff d3 49 83 c7 18 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 RSP: 0018:ffffc9000ed378e8 EFLAGS: 00010093 RAX: 1ffff110230570b3 RBX: ffffffff81714610 RCX: ffff88811c30d100 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffc9000eea3000 RBP: ffffc9000ed37918 R08: dffffc0000000000 R09: fffffbfff0ee4f0e R10: 0000000084eb1367 R11: 1ffffffff0ee4f0d R12: ffff8881182b8590 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8881182b8590 FS: 00007f3695ff76c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb56f3e7f98 CR3: 0000000114b6f000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600