Date: Fri, 8 Jan 2016 17:01:17 +0100 From: Florian Smeets <flo@smeets.xyz> To: Allan Jude <allanjude@freebsd.org>, src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r293414 - in head/sys/boot: i386/loader userboot/userboot Message-ID: <568FDD4D.8040103@smeets.xyz> In-Reply-To: <568FD5EA.5070805@freebsd.org> References: <201601080509.u0859uSh096968@repo.freebsd.org> <568FA359.8010705@smeets.xyz> <568FD5EA.5070805@freebsd.org>
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[-- Attachment #1 --]
On 08.01.16 16:29, Allan Jude wrote:
>>
>> this commit causes bhyveload to segfault for me. After reverting this
>> commit and reinstalling userboot.so I can successfully start byhve VMs
>> again.
>>
>> My bhyves use a zvol as backingstore, this is how I start them
>>
>> /usr/share/examples/bhyve/vmrun.sh -d /dev/zvol/zroot/bhyve/xxx -t tap0
>> -c 1 xxx
>>
>
> I am not seeing this crash on my system. Do you have any other
> information? Like a backtrace or something?
>
Yes, sure.
(gdb) where
#0 0x00000009c1c35f10 in strrchr () from /boot/userboot.so
#1 0x00000009c1c0e8ec in loader_main (cb=<value optimized out>,
arg=<value optimized out>, version=<value optimized out>, ndisks=<value
optimized out>)
at /usr/src/sys/boot/userboot/userboot/main.c:219
#2 0x0000000000401c09 in main (argc=<value optimized out>, argv=<value
optimized out>) at /usr/src/usr.sbin/bhyveload/bhyveload.c:768
FWIW, the VMs use UFS for boot/root, maybe the disk layout will help you?
# gpart show
=> 40 83886000 vtbd0 GPT (40G)
40 128 1 freebsd-boot (64K)
168 81788720 2 freebsd-ufs (39G)
81788888 2097152 - free - (1.0G)
HTH,
Florian
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