Date: Fri, 21 Mar 2014 23:46:13 +0100 From: Ralf Wenk <iz-rpi03@hs-karlsruhe.de> To: Alan Cox <alc@rice.edu> Cc: "arm@freebsd.org" <arm@FreeBSD.org> Subject: Re: "procstat -x" output Message-ID: <E1WR8Cc-006LC4-1d@smtp.hs-karlsruhe.de> In-Reply-To: <532C6751.4000201@rice.edu> References: <53261049.50709@rice.edu> <1395006603.1149.559.camel@revolution.hippie.lan> <532C6751.4000201@rice.edu>
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On Fri, 21 Mar 2014 11:22:41 -0500, Alan Cox wrote: > On 03/16/2014 16:50, Ian Lepore wrote: > > On Sun, 2014-03-16 at 15:57 -0500, Alan Cox wrote: > >> Folks, > >> > >> Could someone please run "procstat -x" on any process, and cut-and-paste > >> the output into a reply message. I'm trying to debug a crash that > >> occurs on arm for a patch that I'm developing. > >> > >> Thanks, > >> Alan > > cpsim# procstat -x 720 > > PID COMM AUXV VALUE > > 720 cpsim AT_PHDR 0x8034 > > 720 cpsim AT_PHENT 32 > > 720 cpsim AT_PHNUM 7 > > 720 cpsim AT_PAGESZ 4096 > > 720 cpsim AT_FLAGS 0 > > 720 cpsim AT_ENTRY 0xf1c0 > > 720 cpsim AT_BASE 0x2015b000 > > 720 cpsim AT_EXECPATH 0xbfffffb9 > > 720 cpsim AT_OSRELDATE 1100011 > > 720 cpsim AT_CANARY 0xbfffff99 > > 720 cpsim AT_CANARYLEN 32 > > 720 cpsim AT_NCPUS 4 > > 720 cpsim AT_PAGESIZES 0xbfffff91 > > 720 cpsim AT_PAGESIZESLEN 8 > > 720 cpsim AT_STACKPROT NONEXECUTABLE > > > > Thanks, again. A couple of days ago, kib@ committed a patch, r263349, > that should result in AT_PAGESIZES now having a 4-byte aligned address > on arm. This misalignment caused problems for a patch that I'm > developing. If/when anyone here updates to a newer kernel than r263349, > can you please rerun "procstat -x" and report the results. I want to > verify that the alignment problem is really fixed on arm. 11.0-CURRENT #0 r263476: Fri Mar 21 18:29:48 CET 2014 $ procstat -x 808 PID COMM AUXV VALUE 808 sh AT_PHDR 0x8034 808 sh AT_PHENT 32 808 sh AT_PHNUM 6 808 sh AT_PAGESZ 4096 808 sh AT_FLAGS 0 808 sh AT_ENTRY 0xa5c0 808 sh AT_BASE 0x2002f000 808 sh AT_EXECPATH 0xbfffffc4 808 sh AT_OSRELDATE 1100014 808 sh AT_CANARY 0xbfffffa4 808 sh AT_CANARYLEN 32 808 sh AT_NCPUS 1 808 sh AT_PAGESIZES 0xbfffff9c 808 sh AT_PAGESIZESLEN 8 808 sh AT_STACKPROT NONEXECUTABLE $ Ralf
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