svn commit: r289183 - user/pho/stress2/misc
Peter Holm
pho at FreeBSD.org
Mon Oct 12 10:44:22 UTC 2015
Author: pho
Date: Mon Oct 12 10:44:20 2015
New Revision: 289183
URL: https://svnweb.freebsd.org/changeset/base/289183
Log:
Added problem found.
Sponsored by: EMC / Isilon storage division
Modified:
user/pho/stress2/misc/datamove4.sh
Modified: user/pho/stress2/misc/datamove4.sh
==============================================================================
--- user/pho/stress2/misc/datamove4.sh Mon Oct 12 10:42:03 2015 (r289182)
+++ user/pho/stress2/misc/datamove4.sh Mon Oct 12 10:44:20 2015 (r289183)
@@ -30,6 +30,11 @@
# Variation of the datamove2.sh, using TMPFS
# Deadlock seen
+# https://people.freebsd.org/~pho/stress/log/datamove4.txt
+
+# panic: elf32_putnote: Note type 10 changed as we read it (2236 > 2220)...
+# https://people.freebsd.org/~pho/stress/log/datamove4-2.txt
+# Fixed by r288944.
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
@@ -174,6 +179,11 @@ unmapBuffer(char *bufferp)
{
if (munmap(bufferp, pagesize * 2) == -1)
err(1, "unmap 1. buffer");
+ /*
+ The following unmaps something random, which could trigger:
+ Program received signal SIGSEGV, Segmentation fault.
+ free (cp=0x28070000) at /usr/src/libexec/rtld-elf/malloc.c:311
+ */
if (munmap(bufferp + pagesize * 2, pagesize * 2) == -1)
err(1, "unmap 2. buffer");
}
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