Date: Wed, 6 Jun 2018 00:34:45 -0700 From: Eitan Adler <eadler@freebsd.org> To: John Baldwin <jhb@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r334089 - head/sbin/dumpon Message-ID: <CAF6rxgnFTUiTEGYO6D_RwYY39kKrtBB-mqj%2BL55-Xho-oGf-HA@mail.gmail.com> In-Reply-To: <2256597.yrYJmMiYOr@ralph.baldwin.cx> References: <201805231045.w4NAjWsv059104@repo.freebsd.org> <2256597.yrYJmMiYOr@ralph.baldwin.cx>
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On 23 May 2018 at 09:30, John Baldwin <jhb@freebsd.org> wrote: > On Wednesday, May 23, 2018 10:45:32 AM Eitan Adler wrote: >> Author: eadler >> Date: Wed May 23 10:45:32 2018 >> New Revision: 334089 >> URL: https://svnweb.freebsd.org/changeset/base/334089 >> >> Log: >> dumpon: point to better kernel debug symbols. >> >> The objdir is temporary, and the current example points to GENERIC. >> Instead point to the installed location of the debug symbols that are >> supposed to match the kernel you are using. >> >> PR: 223993 >> Submitted by: Trond.Endrestol@ximalas.info ... What do y'all think of something like: diff --git i/sbin/dumpon/dumpon.8 w/sbin/dumpon/dumpon.8 index fd271b5..28162af 100644 --- i/sbin/dumpon/dumpon.8 +++ w/sbin/dumpon/dumpon.8 @@ -311,15 +311,17 @@ The can be now examined using .Xr kgdb 1 : .Pp -.Dl # kgdb /usr/lib/debug/boot/kernel/kernel.debug vmcore.# +.Dl # kgdb /boot/kernel/kernel vmcore.# .Pp or shorter: .Pp -.Dl # kgdb -n # /usr/lib/debug/boot/kernel/kernel.debug +.Dl # kgdb -n # /boot/kernel/kernel .Pp The core was decrypted properly if .Xr kgdb 1 does not print any errors. +Note that the live kernel might be at a different path +which can be examined by looking at the kern.bootfile sysctl. .Sh SEE ALSO .Xr gzip 1 , .Xr kgdb 1 , -- Eitan Adler Source, Ports, Doc committer Bugmeister, Ports Security teams
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