System panicked after running vxdisk scandisk with Panic string "Fault when executing in kernel mode"

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Article ID: 100027128

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Updated On:

Description

Error Message

============== EVENT ============================
RR0=0x6fcf9839 RR1=0x77a10839 RR2=0x08008039 RR3=0x08008039
RR4=0x49da8039 RR5=0x00ffff31 RR6=0x00ffff31 RR7=0x00dead39
BSP SP IP
0x9fffffff5ffe99d0 0x9fffffff5ffe6fd0 0xe0000000020ae240 panic+0x410
0x9fffffff5ffe99a0 0x9fffffff5ffe6fe0 0xe0000000022fe3a0 bad_kern_reference+0xa0
0x9fffffff5ffe98f0 0x9fffffff5ffe6fe0 0xe000000000816c70 $cold_pfault+0x2c0
0x9fffffff5ffe9830 0x9fffffff5ffe6ff0 0xe000000001004f30 vm_hndlr+0x1590
0x9fffffff5ffe9808 0x9fffffff5ffe6ff0 0xe000000001f12780 bubbleup+0x880
+------------- TRAP ----------------------------
| Data Key Miss Fault in KERNEL mode
| IIP=0xe000000002a5c3b0:0
| IFA=0x8
| p struct save_state 0x49da8039.0x9fffffff5ffe7000
+------------- TRAP ----------------------------
0x9fffffff5ffe97b0 0x9fffffff5ffe7370 0xe000000002a5c3b0 dmp_check_ios_drained_in_dmpnode+0x30
0x9fffffff5ffe9778 0x9fffffff5ffe7370 0xe000000002abad90 dmp_mark_node_devt_used+0xc0
0x9fffffff5ffe9720 0x9fffffff5ffe7370 0xe000000002abb3b0 dmp_update_path+0x500
0x9fffffff5ffe9640 0x9fffffff5ffe7370 0xe000000002aafa70 dmp_decode_update_dmpnode+0xb50
0x9fffffff5ffe9598 0x9fffffff5ffe78c0 0xe000000002aae460 dmp_decipher_instructions+0x3d0
0x9fffffff5ffe9528 0x9fffffff5ffe78d0 0xe000000002aada20 dmp_process_instruction_buffer+0x340
0x9fffffff5ffe94a0 0x9fffffff5ffe7900 0xe000000002a74410 dmp_reconfigure_db+0xb0
0x9fffffff5ffe9418 0x9fffffff5ffe7900 0xe000000002aa6630 gendmpioctl+0x920
0x9fffffff5ffe93a0 0x9fffffff5ffe7900 0xe000000002aa2790 dmpioctl+0x100
0x9fffffff5ffe9340 0x9fffffff5ffe7910 0xe000000000e44080 spec_ioctl+0x100
0x9fffffff5ffe9300 0x9fffffff5ffe7940 0xe000000000eb1930 vno_ioctl+0x390
0x9fffffff5ffe9288 0x9fffffff5ffe7ae0 0xe000000000ee6fa0 ioctl+0x3e0
0x9fffffff5ffe91a8 0x9fffffff5ffe7be0 0xe000000000fb36f0 syscall+0x5a0

Cause

Symantec engineering has identified root cause  of this panic and fixes ported through etrack 2521084.

Resolution

vm-hpux1131-5.0.1RP3P2 patch include fixes for etrack 2521084.  Visit  the following page to obtain the patch 
https://sort.Veritas.com/patch/detail/5658


Applies To

VRTSvxvm 5.0.1 GARP3
HP-UX 11.31

Issue/Introduction

System may panic after running vxdisk scandisk with Panic string "Fault when executing in kernel mode" in dmp_check_ios_drained_in_dmpnod VxVM code

Additional Information

ETrack: 2521084
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