Date: Tue, 19 Sep 2023 09:56:59 -0400 From: Justin Hibbits <jhibbits@FreeBSD.org> To: Luciano Mannucci <luciano@vespaperitivo.it> Cc: freebsd-questions@freebsd.org, freebsd-ppc@freebsd.org Subject: Re: Kernel panic Message-ID: <20230919095659.054c7fd9@ralga.knownspace> In-Reply-To: <4Rqj662THHzhhQ@baobab.bilink.it> References: <4Rqj662THHzhhQ@baobab.bilink.it>
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On Tue, 19 Sep 2023 15:23:25 +0200 Luciano Mannucci <luciano@vespaperitivo.it> wrote: > This morning one of my freeBSD production machine did crash. Beeing a > VM running under qemu/kvm on an ubuntu linux hardware, I was unable to > get the panic video message issued when the machine crashed. Of course > at the reboot I got a vmcore file in /var/crash, along with core.txt > and info. The file core.txt says: > > Unable to find a kernel debugger. > Please install the devel/gdb port or gdb package. > > while the info file is: > > Dump header from device: /dev/vtbd0s2b > Architecture: powerpc64 > Architecture Version: 1 > Dump Length: 865083392 > Blocksize: 512 > Compression: none > Dumptime: 2023-09-19 09:04:31 +0200 > Hostname: numeron > Magic: FreeBSD Kernel Dump > Version String: FreeBSD 13.1-RELEASE-p5 > releng/13.1-n250174-753d65a19a55 GENERIC Panic String: data storage > interrupt trap Dump Parity: 907562729 > Bounds: 1 > Dump Status: good > > what shoukd I do to know what did kill my machine? > > Thanks to all, > > Luciano. Install the gdb package, then run kgdb on the core as: kgdb -c /var/crash/vmcore.0 - Justin
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