syzbot

veth0_vlan: entered promiscuous mode
veth1_vlan: entered promiscuous mode
------------[ cut here ]------------
kcov->t != t
WARNING: kernel/kcov.c:483 at kcov_task_exit+0xf5/0x160 kernel/kcov.c:483, CPU#1: syz-executor/6289
Modules linked in:
CPU: 1 UID: 0 PID: 6289 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:kcov_task_exit+0xf5/0x160 kernel/kcov.c:483
Code: 10 00 00 48 8b bb 90 00 00 00 e8 06 5b 54 00 48 89 df 5b 41 5e 41 5f e9 c9 32 5a 00 7c 1c 5b 41 5e 41 5f e9 8d 91 62 09 cc 90 <0f> 0b 90 4c 89 f7 5b 41 5e 41 5f e9 eb 2a 61 09 48 89 df be 03 00
RSP: 0018:ffffc90005a97ae0 EFLAGS: 00010206
RAX: e23d380f3fa80a00 RBX: ffff8880255ad900 RCX: 0000000000000000
RDX: 000000002a7480f8 RSI: ffffffff8ba67260 RDI: 00000000ffffffff
RBP: ffffc90005a97c28 R08: ffffffff8b25a1d0 R09: ffffffff8ddcba80
R10: dffffc0000000000 R11: fffffbfff1ed4bb7 R12: dffffc0000000000
R13: 0000000000000009 R14: ffff8880255ad908 R15: ffff8880270a8000
FS:  000055556a0c7500(0000) GS:ffff888126439000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f13ef3567e8 CR3: 000000003f056000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 do_exit+0x150/0x23c0 kernel/exit.c:909
 do_group_exit+0x21b/0x2d0 kernel/exit.c:1118
 get_signal+0x125c/0x1310 kernel/signal.c:3034
 arch_do_signal_or_restart+0xbc/0x830 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline]
 exit_to_user_mode_loop+0x86/0x480 kernel/entry/common.c:98
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
 do_syscall_64+0x32d/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9af211e007
Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 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:00007fff96583898 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: 0000000000000005 RBX: 00007f9af21b3406 RCX: 00007f9af211e007
RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001
RBP: 00007f9af21b3406 R08: 0000000000000000 R09: 00007fff96583bd0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 00007f9af2ec4620 R14: 0000000000000006 R15: 0000000000000000
 </TASK>