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Date:      Wed, 10 Jul 2019 21:12:15 +0300
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        "Schuendehuette, Matthias (LDA IT PLM)" <matthias.schuendehuette@siemens.com>
Cc:        "'freebsd-stable@freebsd.org'" <freebsd-stable@freebsd.org>, "Osipov, Michael" <michael.osipov@siemens.com>
Subject:   Re: GENERIC crash 11.3-PRERELEASE (i386)
Message-ID:  <20190710181215.GG47193@kib.kiev.ua>
In-Reply-To: <970b511e-3541-b439-7e28-4a0920979d60@siemens.com>
References:  <1EFE239F82F279488E86A61C92D5E2DE0A082864@DENBGAT9EJ1MSX.ww902.siemens.net> <20190627185956.GP8697@kib.kiev.ua> <1EFE239F82F279488E86A61C92D5E2DE0A088124@DENBGAT9EJ1MSX.ww902.siemens.net> <20190703135435.GD47193@kib.kiev.ua> <1EFE239F82F279488E86A61C92D5E2DE0A0883D1@DENBGAT9EJ1MSX.ww902.siemens.net> <1EFE239F82F279488E86A61C92D5E2DE0A08852F@DENBGAT9EJ1MSX.ww902.siemens.net> <20190705191149.GH47193@kib.kiev.ua> <58396a6c-0b74-72ae-2829-434b1a4ed1c4@siemens.com> <970b511e-3541-b439-7e28-4a0920979d60@siemens.com>

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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)



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