Schuendehuette, Matthias (LDA IT PLM)
2019-Jul-10 13:02 UTC
GENERIC crash 11.3-PRERELEASE (i386)
Sorry, wrong link... :-( See the verbose boot messages here... https://www.dropbox.com/sh/buzxekimo2h2r67/AADpUvLndhm2SHa5t9s9Ckksa?dl=0 ...in file "Boot_verbose.jpg" Regards - Matthias Am 10.07.2019 um 14:47 schrieb [ext] Schuendehuette, Matthias (LDA IT PLM):> Hello Konstantin, > > the 'svn' output: > > ***** > root at blnn719x - /usr/src > 2052 # svn st > ??????? sys/i386/conf/BLNN719X > > root at blnn719x - /usr/src > 2053 # svn info > Path: . > Working Copy Root Path: /usr/src > URL: https://svn.freebsd.org/base/stable/11 > Relative URL: ^/stable/11 > Repository Root: https://svn.freebsd.org/base > Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f > Revision: 349719 > Node Kind: directory > Schedule: normal > Last Changed Author: delphij > Last Changed Rev: 349718 > Last Changed Date: 2019-07-04 09:32:25 +0200 (Thu, 04 Jul 2019) > ***** > > The last lines of the verbose boot messages can be found here: > > https://www.dropbox.com/preview/FreeBSD-stable/Boot_verbose.jpg > > > Thank you very much so far > > Matthias > > > Am 05.07.2019 um 21:11 schrieb Konstantin Belousov: >> On Fri, Jul 05, 2019 at 11:12:29AM +0000, Schuendehuette, Matthias >> wrote: >>> Hello Konstantin, >>> >>> *** >>> Obviously Outlook has destroyed my last reply - here again: >>> *** >>> >>> I did what you suggested: deleted the content of /usr/src and 'svn co' >>> the 11-STABLE sources again. >>> >>> I investigated the three >>> source files mentioned below and confirmed the 'svn diff' results: >>> >>> "hw_mds_recalculate();" has been removed from >>> >>> ????sys/amd64/amd64/initcpu.c??? and >>> ????sys/i386/i386/initcpu.c >>> >>> >>> and: >>> >>> "static void >>> ? hw_mds_recalculate_boot(void *arg __unused) >>> ? { >>> >>> ??????? hw_mds_recalculate(); >>> ? } >>> ? SYSINIT(mds_recalc, SI_SUB_SMP, SI_ORDER_ANY, >>> hw_mds_recalculate_boot, NULL);" >>> >>> has been inserted into 'sys/x86/x86/cpu_machdep.c' >>> >>> >>> That's still the case for 'r349719'. Also remains true that a kernel of >>> 'r349719' crashes as described earlier. >> Ok, show me >> 1. svn st and svn info output of the checkout you use >> 2. While kernel messages with verbose boot enabled, for your machine, >> and >> ??? the kernel which fails to boot. >>> >>> With best regards and have a nice weekend >>> >>> Matthias Schuendehuette >>> >>> >>> >>> >>> -----Urspr?ngliche Nachricht----- >>> Von: Konstantin Belousov<kostikbel at gmail.com> Gesendet: Mittwoch, 3. >>> Juli 2019 15:55 >>> An: Schuendehuette, Matthias (LDA IT >>> PLM)<matthias.schuendehuette at siemens.com> >>> Cc: 'freebsd-stable at freebsd.org'<freebsd-stable at freebsd.org>; >>> Osipov, Michael (LDA IT PLM)<michael.osipov at siemens.com> >>> Betreff: Re: GENERIC crash 11.3-PRERELEASE (i386) >>> >>> On Wed, Jul 03, 2019 at 08:42:21AM +0000, Schuendehuette, Matthias >>> wrote: >>>> Hello Konstantin, >>>> >>>> I did some research regarding the kernel crash with the following >>>> results> >>>> >>>> 1) Last working kernel is: >>>> >>>> ????"FreeBSD 11.3-BETA1 (BLNN719X) #8 r348361: Wed Jul? 3 09:30:17 >>>> CEST 2019" >>>> >>>> 1a) DDB-Backtrace of the crashing kernel r348362 can be seen on >>>> "Boot_BT.jpg" >>>> ???????? in the dropbox directory >>>> "https://www.dropbox.com/sh/buzxekimo2h2r67/AADpUvLndhm2SHa5t9s9Ckksa?dl=0" >>>> >>>> >>>> >>>> 2) Source code revision is: >>>> >>>> root at blnn719x - /usr/src >>>> 2056 # svn info >>>> Path: . >>>> Working Copy Root Path: /usr/src >>>> URL:https://svn.freebsd.org/base/stable/11 >>>> Relative URL: ^/stable/11 >>>> Repository Root:https://svn.freebsd.org/base >>>> Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f >>>> Revision: 348361 >>>> Node Kind: directory >>>> Schedule: normal >>>> Last Changed Author: jkim >>>> Last Changed Rev: 348343 >>>> Last Changed Date: 2019-05-29 02:00:52 +0200 (Wed, 29 May 2019) >>>> >>>> >>>> 3) Diff to next revision: >>>> >>>> root at blnn719x - /usr/src >>>> 2057 # svn diff -r 348362 >>>> Index: sys/amd64/amd64/initcpu.c >>>> ==================================================================>>>> --- sys/amd64/amd64/initcpu.c?? (revision 348362) >>>> +++ sys/amd64/amd64/initcpu.c?? (working copy) >>>> @@ -247,6 +247,7 @@ >>>> ???????? } >>>> ???????? hw_ibrs_recalculate(); >>>> ???????? hw_ssb_recalculate(false); >>>> +?????? hw_mds_recalculate(); >>>> ???????? switch (cpu_vendor_id) { >>>> ???????? case CPU_VENDOR_AMD: >>>> ???????????????? init_amd(); >>>> Index: sys/i386/i386/initcpu.c >>>> ==================================================================>>>> --- sys/i386/i386/initcpu.c???? (revision 348362) >>>> +++ sys/i386/i386/initcpu.c???? (working copy) >>>> @@ -769,6 +769,7 @@ >>>> ???????????????? elf32_nxstack = 1; >>>> ???????? } >>>> ? #endif >>>> +?????? hw_mds_recalculate(); >>>> ???????? if ((amd_feature & AMDID_RDTSCP) != 0 || >>>> ???????????? (cpu_stdext_feature2 & CPUID_STDEXT2_RDPID) != 0) >>>> ???????????????? wrmsr(MSR_TSC_AUX, PCPU_GET(cpuid)); >>>> Index: sys/x86/x86/cpu_machdep.c >>>> ==================================================================>>>> --- sys/x86/x86/cpu_machdep.c?? (revision 348362) >>>> +++ sys/x86/x86/cpu_machdep.c?? (working copy) >>>> @@ -1118,14 +1118,6 @@ >>>> ???????? } >>>> ? } >>>> >>>> -static void >>>> -hw_mds_recalculate_boot(void *arg __unused) >>>> -{ >>>> - >>>> -?????? hw_mds_recalculate(); >>>> -} >>>> -SYSINIT(mds_recalc, SI_SUB_SMP, SI_ORDER_ANY, >>>> hw_mds_recalculate_boot, NULL); >>>> - >>>> ? static int >>>> ? sysctl_mds_disable_handler(SYSCTL_HANDLER_ARGS) >>>> ? { >>>> Index: . >>>> ==================================================================>>>> --- .?? (revision 348362) >>>> +++ .?? (working copy) >>>> >>>> Property changes on: . >>>> ___________________________________________________________________ >>>> Modified: svn:mergeinfo >>>> ## -0,1 +0,0 ## >>>> ??? Reverse-merged /head:r348075 >>>> >>>> >>>> >>>> Somewhere here is the problem... >>> Definitely, there is some problem, but I doubt that it is due to the >>> revision in the svn. The diff above is the reverse of the stable/11 >>> r348362 that was committed on 2019-05-29. Indeed, the missed (or >>> reverted) r348362 would cause exactly the symptoms you described with >>> failing AP startup. >>> >>> I have no idea why do you have the change reverted with merge info, in >>> your sources.? Clean up and retry with pristine tree. >>> >>>> >>>> >>>> with best regards >>>> Matthias Sch?ndeh?tte >>>> > _______________________________________________ > freebsd-stable at freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe at freebsd.org"
On Wed, Jul 10, 2019 at 03:02:40PM +0200, Schuendehuette, Matthias (LDA IT PLM) wrote:> Sorry, wrong link... :-( > > See the verbose boot messages here... > > https://www.dropbox.com/sh/buzxekimo2h2r67/AADpUvLndhm2SHa5t9s9Ckksa?dl=0 > > ...in file "Boot_verbose.jpg"Can you try the following patch ? Index: sys/x86/x86/cpu_machdep.c ==================================================================--- sys/x86/x86/cpu_machdep.c (revision 349890) +++ sys/x86/x86/cpu_machdep.c (working copy) @@ -953,7 +953,6 @@ * architectural state except possibly %rflags. Also, it is always * called with interrupts disabled. */ -void (*mds_handler)(void); void mds_handler_void(void); void mds_handler_verw(void); void mds_handler_ivb(void); @@ -962,6 +961,7 @@ void mds_handler_skl_avx(void); void mds_handler_skl_avx512(void); void mds_handler_silvermont(void); +void (*mds_handler)(void) = mds_handler_void; static int sysctl_hw_mds_disable_state_handler(SYSCTL_HANDLER_ARGS)