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Kdump Fails on Exadata nodes: Makedumpfile General Protection Error (Doc ID 2692475.1)

Last updated on JULY 24, 2020

Applies to:

Oracle Compute Cloud Service - Version N/A and later
Linux x86-64

Symptoms

Kdump fails to generate vmcore. It creates vmcore-dmesg.txt file under dump location but makedumpfile fails to generate vmcore. From console log;

Creating block device xvdh
hwclock: can't open '/dev/misc/rtc': No such file or directory
Saving to the local filesystem /dev/xvdh
e2fsck 1.43-WIP (20-Jun-2013)
/dev/xvdh: recovering journal
Setting free inodes count to 10604733 (was 10604751)
Setting free blocks count to 33972957 (was 33972992)
/dev/xvdh: clean, 208707/10813440 files, 9280803/43253760 blocks
[ 28.642580] EXT4-fs (xvdh): mounted filesystem with ordered data mode. Opts:
Free memory/Total memory (free %): 144588 / 241652 ( 59.8331 )
Saving vmcore-dmesg.txt
Saved vmcore-dmesg.txt
[ 28.703427] traps: makedumpfile[1922] general protection ip:42881f sp:7ffcd33b2c68 error:0 in makedumpfile[400000+4d000]
[ 28.723883] audit: type=1701 audit(1594703030.712:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=1922 comm="makedumpfile" exe="/usr/sbin/makedumpfile" sig=11
SEGV
2020-07-14 17:03:50 +1200 [INFO] Started kdump post
2020-07-14 17:03:50 +1200 [INFO] Done sync
2020-07-14 17:03:50 +1200 [INFO] mount output

Cause

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In this Document
Symptoms
Cause
Solution
References


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