Date: Fri, 21 Mar 2014 23:52:46 -0500 From: Alan Cox <alc@rice.edu> To: Ralf Wenk <iz-rpi03@hs-karlsruhe.de> Cc: "arm@freebsd.org" <arm@FreeBSD.org> Subject: Re: "procstat -x" output Message-ID: <532D171E.6070705@rice.edu> In-Reply-To: <E1WR8Cc-006LC4-1d@smtp.hs-karlsruhe.de> References: <53261049.50709@rice.edu> <1395006603.1149.559.camel@revolution.hippie.lan> <532C6751.4000201@rice.edu> <E1WR8Cc-006LC4-1d@smtp.hs-karlsruhe.de>
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On 03/21/2014 17:46, Ralf Wenk wrote: > 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 > $ > Thanks. The output looks good. Alan
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