protection_fault: softclock

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 172a5cb9e97b Prevent use after free of TLS context at sysl..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1708cb7ee80000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=507519d94c88c40557d7

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

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/67321e6226ab/disk-172a5cb9.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/da6ddc920686/bsd-172a5cb9.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/663f9ba8b2ad/kernel-172a5cb9.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+507519...@syzkaller.appspotmail.com

kernel: protection fault trap, code=0
Stopped at softclock+0xc7: movq %rcx,0x8(%rax)


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