panic: trap type NUM, code=NUM, pc=ADDR (2)

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Jan 7, 2022, 10:25:22 AM1/7/22
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Hello,

syzbot found the following issue on:

HEAD commit: 4b3400b047aa A few more files need asn1_locl.h.
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=11cfbde7b00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fe55924c11e64b0a
dashboard link: https://syzkaller.appspot.com/bug?extid=ced1b779d647a1a1ca43

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+ced1b7...@syzkaller.appspotmail.com

panic: trap type 4, code=0, pc=ffffffff81020aa0
Starting stack trace...
panic(ffffffff8242ac58) at panic+0x155 sys/kern/subr_prf.c:233
kerntrap(ffff8000280376c0) at kerntrap+0x1b7 sys/arch/amd64/amd64/trap.c:313
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
done_flush() at done_flush+0x38
vm_run(ffff800028037b40) at vm_run+0x302 sys/arch/amd64/amd64/vmm.c:4295
VOP_IOCTL(fffffd806e8d4908,c0205602,ffff800028037b40,1,fffffd807f7d8780,ffff80002166e540) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8069d3c540,c0205602,ffff800028037b40,ffff80002166e540) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff80002166e540,ffff800028037c58,ffff800028037cb0) at sys_ioctl+0x49e
syscall(ffff800028037d20) at syscall+0x44e sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x732ab14ab60, count: 247
End of stack trace.


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