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: 7217 Comm: syz.4.2333 Tainted: G        W          6.1.138-syzkaller-00046-gdb710ea87c32 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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 68 5f 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:ffffc9000fc2f6a8 EFLAGS: 00010093
RAX: 1ffff11023b927a6 RBX: ffffffff81710d60 RCX: ffff888114473cc0
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffc9000ff3b000
RBP: ffffc9000fc2f6d8 R08: dffffc0000000000 R09: fffffbfff0ee425e
R10: 0000000084eb1367 R11: 1ffffffff0ee425d R12: ffff88811dc93d28
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811dc93d28
FS:  0000555582673500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000011f053000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_tlb_flush include/trace/events/tlb.h:38 [inline]
 switch_mm_irqs_off+0x61f/0x980 arch/x86/mm/tlb.c:630
 context_switch kernel/sched/core.c:5405 [inline]
 __schedule+0x9eb/0x14e0 kernel/sched/core.c:6750
 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
 try_to_wake_up+0x6b8/0x1220 kernel/sched/core.c:4395
 wake_up_process kernel/sched/core.c:4523 [inline]
 wake_up_q+0xdc/0x1b0 kernel/sched/core.c:1032
 __mutex_unlock_slowpath+0x262/0x3b0 kernel/locking/mutex.c:980
 mutex_unlock+0xd8/0x220 kernel/locking/mutex.c:565
 __rtnl_unlock+0x68/0xc0 net/core/rtnetlink.c:133
 netdev_run_todo+0xf3/0xc00 net/core/dev.c:10431
 rtnl_unlock+0xe/0x10 net/core/rtnetlink.c:147
 ppp_release+0xf4/0x1f0 drivers/net/ppp/ppp_generic.c:420
 __fput+0x1fc/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1db/0x240 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+0x5a/0xa0 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:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f18ac38e969
Code: Unable to access opcode bytes at 0x7f18ac38e93f.
RSP: 002b:00007fffbb75a448 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 000000000006547b RCX: 00007f18ac38e969
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f18ac5b7ba0 R08: 0000000000000001 R09: 00000013bb75a73f
R10: 00007f18ac000000 R11: 0000000000000246 R12: 00007f18ac5b5fac
R13: 00007f18ac5b5fa0 R14: ffffffffffffffff R15: 00007fffbb75a560
 </TASK>
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 68 5f 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:ffffc9000fc2f6a8 EFLAGS: 00010093
RAX: 1ffff11023b927a6 RBX: ffffffff81710d60 RCX: ffff888114473cc0
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffc9000ff3b000
RBP: ffffc9000fc2f6d8 R08: dffffc0000000000 R09: fffffbfff0ee425e
R10: 0000000084eb1367 R11: 1ffffffff0ee425d R12: ffff88811dc93d28
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811dc93d28
FS:  0000555582673500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000011f053000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600