panic: LOCKDEBUG: Kernel lock error: _kernel_lock,NUM: spinoutclient_loop: send disconnect: Broken pipe

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 019a57e3f83f Add Intel 600 Series PCH (desktop) support.
git tree: netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1233a804700000
kernel config: https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=af9116fd9ff6b17f50f1
compiler: g++ (Debian 10.2.1-6) 10.2.1 20210110

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+af9116...@syzkaller.appspotmail.com

[ 66.9790169] panic: LOCKDEBUG: Kernel lock error: _kernel_lock,239: spinoutclient_loop: send disconnect: Broken pipe


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[syzbot]

Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.