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: 0 PID: 1765 Comm: kworker/u4:6 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: netns cleanup_net
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:ffffc900011d7528 EFLAGS: 00010093
RAX: 1ffff110236dfc86 RBX: ffffffff81714650 RCX: ffff88811d652880
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffffff870663e0
RBP: ffffc900011d7558 R08: 0000000000000004 R09: 0000000000000003
R10: 0000000084eb1367 R11: 1ffff9200023ae54 R12: ffff88811b6fe428
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811b6fe428
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000005000 CR3: 0000000168964000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 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: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
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6885
 __mutex_lock_common kernel/locking/mutex.c:704 [inline]
 __mutex_lock+0x74a/0x16d0 kernel/locking/mutex.c:775
 __mutex_lock_slowpath+0xe/0x10 kernel/locking/mutex.c:1064
 mutex_lock+0xf8/0x1a0 kernel/locking/mutex.c:296
 rcu_barrier+0x49/0x600 kernel/rcu/tree.c:4074
 netdev_run_todo+0x10a/0xc00 net/core/dev.c:10447
 rtnl_unlock+0xe/0x10 net/core/rtnetlink.c:147
 ip_tunnel_delete_nets+0x34b/0x390 net/ipv4/ip_tunnel.c:1140
 ipgre_tap_exit_batch_net+0x22/0x30 net/ipv4/ip_gre.c:1705
 ops_exit_list net/core/net_namespace.c:177 [inline]
 cleanup_net+0x62d/0xb00 net/core/net_namespace.c:604
 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302
 worker_thread+0xa29/0x11f0 kernel/workqueue.c:2449
 kthread+0x281/0x320 kernel/kthread.c:386
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </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 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:ffffc900011d7528 EFLAGS: 00010093
RAX: 1ffff110236dfc86 RBX: ffffffff81714650 RCX: ffff88811d652880
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffffffff870663e0
RBP: ffffc900011d7558 R08: 0000000000000004 R09: 0000000000000003
R10: 0000000084eb1367 R11: 1ffff9200023ae54 R12: ffff88811b6fe428
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811b6fe428
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000005000 CR3: 0000000168964000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600