Patch Name: PHKL_27536

Patch Description: s700_800 11.04 (VVOS) Corrected ref to thread reg state

Creation Date: 02/07/17

Post Date:  02/07/29

Hardware Platforms - OS Releases:
	s700: 11.04
	s800: 11.04

Products: N/A

Filesets:
	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_32,v=HP
	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_64,v=HP

Automatic Reboot?: Yes

Status: General Release

Critical:
	Yes
	PHKL_27536: PANIC
		Based on HP-UX Patch PHKL_27180:  PANIC
		Yes
		EARLY_wxu: PANIC

Category Tags:
	defect_repair general_release critical panic

Path Name: /hp-ux_patches/s700_800/11.X/PHKL_27536

Symptoms:
	PHKL_27536:
	Ported HP-UX patch PHKL_27180 to VVOS

	Based on HP-UX patch PHKL_27180:
	( SR:8606251389 CR:JAGae17454 )
	Kernel panics due to a data page fault with a stack trace
	similar to:
	panic+0x6c
	report_trap_or_int_and_panic+0x94
	trap+0xed4
	nokgdb+0x8
	ttpdk_read_uregs+0xfc
	handle_lwp_requests+0x3c0
	procxmt+0x128
	kthread_daemon_startup+0x24

Defect Description:
	PHKL_27536:
	Ported HP-UX patch PHKL_27180 to VVOS

	Based on HP-UX patch PHKL_27180:
	( SR:8606251389 CR:JAGae17454 )
	An incorrect reference to thread register state can cause a
	data page fault panic.

	Resolution:
	Corrected reference to thread register state.

SR:
	8606251389

Patch Files:
	
	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_32,v=HP:
	/usr/conf/lib/libhp-ux.a(pdk_ptrace.o)

	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_64,v=HP:
	/usr/conf/lib/libhp-ux.a(pdk_ptrace.o)

what(1) Output:
	
	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_32,v=HP:
	/usr/conf/lib/libhp-ux.a(pdk_ptrace.o):
		ttrace_private.h $Date: 1998/12/15 09:21:36 $Revisio
			n: r11ros/cup_ros_ep1_pb/3 PATCH_11.00 (PHKL
			_17205)
		pdk_ptrace.c $Date: 2002/05/24 12:48:30 $Revision: r
			11ros/2 PATCH_11.00 (PHKL_27180)

	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_64,v=HP:
	/usr/conf/lib/libhp-ux.a(pdk_ptrace.o):
		ttrace_private.h $Date: 1998/12/15 09:21:36 $Revisio
			n: r11ros/cup_ros_ep1_pb/3 PATCH_11.00 (PHKL
			_17205)
		pdk_ptrace.c $Date: 2002/05/24 12:48:30 $Revision: r
			11ros/2 PATCH_11.00 (PHKL_27180)

cksum(1) Output:
	
	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_32,v=HP:
	2619513811 7116 /usr/conf/lib/libhp-ux.a(pdk_ptrace.o)

	OS-Core.CORE2-KRN,fr=B.11.04,fa=HP-UX_B.11.04_64,v=HP:
	584039060 15016 /usr/conf/lib/libhp-ux.a(pdk_ptrace.o)

Patch Conflicts: None

Patch Dependencies:
	s700: 11.04: PHKL_19142
	s800: 11.04: PHKL_19142

Hardware Dependencies: None

Other Dependencies: None

Supersedes: None

Equivalent Patches:
	PHKL_27180:
	s700: 11.00
	s800: 11.00

Patch Package Size: 50 KBytes

Installation Instructions:
	Please review all instructions and the Hewlett-Packard
	SupportLine User Guide or your Hewlett-Packard support terms
	and conditions for precautions, scope of license,
	restrictions, and, limitation of liability and warranties,
	before installing this patch.
	------------------------------------------------------------
	1. Back up your system before installing a patch.

	2. Login as root.

	3. Copy the patch to the /tmp directory.

	4. Move to the /tmp directory and unshar the patch:

		cd /tmp
		sh PHKL_27536

	5. Run swinstall to install the patch:

		swinstall -x autoreboot=true -x patch_match_target=true \
			  -s /tmp/PHKL_27536.depot

	By default swinstall will archive the original software in 
	/var/adm/sw/save/PHKL_27536.  If you do not wish to retain a
	copy of the original software, include the patch_save_files
	option in the swinstall command above:

		-x patch_save_files=false

	WARNING: If patch_save_files is false when a patch is installed,
		 the patch cannot be deinstalled.  Please be careful
		 when using this feature.

	For future reference, the contents of the PHKL_27536.text file is 
	available in the product readme:

		swlist -l product -a readme -d @ /tmp/PHKL_27536.depot

	To put this patch on a magnetic tape and install from the
	tape drive, use the command:

		dd if=/tmp/PHKL_27536.depot of=/dev/rmt/0m bs=2k

Special Installation Instructions:
	This patch depends on base patch PHKL_19142
	For successful installation please insure that PHKL_19142
	is already installed, or that PHKL_19142 is included
	in the same depot with this patch and PHKL_19142
	is selected for installation.