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From: Peter Holm <pho@FreeBSD.org>
Date: Wed, 7 Nov 2018 09:55:31 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-user@freebsd.org
Subject: svn commit: r340214 - user/pho/stress2/misc
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Author: pho
Date: Wed Nov 7 09:55:31 2018
New Revision: 340214
URL: https://svnweb.freebsd.org/changeset/base/340214
Log:
Syscall fuzzing unmount(4) as root is too disruptive.
Sponsored by: Dell EMC Isilon
Modified:
user/pho/stress2/misc/syscall6.sh
Modified: user/pho/stress2/misc/syscall6.sh
==============================================================================
--- user/pho/stress2/misc/syscall6.sh Wed Nov 7 09:49:25 2018 (r340213)
+++ user/pho/stress2/misc/syscall6.sh Wed Nov 7 09:55:31 2018 (r340214)
@@ -37,7 +37,7 @@
[ -f /usr/include/sys/syscall.h ] || exit 0
-list="fdatasync mount ktrace unmount"
+list="fdatasync mount ktrace"
for i in $list; do
num=`grep SYS_$i /usr/include/sys/syscall.h | tail -1 | awk '{print $NF}'`
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From: Peter Holm <pho@FreeBSD.org>
Date: Wed, 7 Nov 2018 12:08:27 +0000 (UTC)
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Subject: svn commit: r340217 - user/pho/stress2/misc
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Author: pho
Date: Wed Nov 7 12:08:26 2018
New Revision: 340217
URL: https://svnweb.freebsd.org/changeset/base/340217
Log:
Style fix.
Sponsored by: Dell EMC Isilon
Modified:
user/pho/stress2/misc/umountf3.sh
Modified: user/pho/stress2/misc/umountf3.sh
==============================================================================
--- user/pho/stress2/misc/umountf3.sh Wed Nov 7 11:46:12 2018 (r340216)
+++ user/pho/stress2/misc/umountf3.sh Wed Nov 7 12:08:26 2018 (r340217)
@@ -45,7 +45,6 @@ mycc -o umountf3 -Wall umountf3.c
rm -f umountf3.c
cd $odir
-
mount | grep "$mntpoint" | grep md$mdstart > /dev/null && umount $mntpoint
mdconfig -l | grep md$mdstart > /dev/null && mdconfig -d -u $mdstart
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Subject: svn commit: r340247 - user/pho/stress2/misc
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X-List-Received-Date: Thu, 08 Nov 2018 12:45:30 -0000
Author: pho
Date: Thu Nov 8 12:45:28 2018
New Revision: 340247
URL: https://svnweb.freebsd.org/changeset/base/340247
Log:
Added tow ifconfig(8) test scenarios.
Sponsored by: Dell EMC Isilon
Added:
user/pho/stress2/misc/ifconfig.sh (contents, props changed)
user/pho/stress2/misc/ifconfig2.sh (contents, props changed)
Added: user/pho/stress2/misc/ifconfig.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/ifconfig.sh Thu Nov 8 12:45:28 2018 (r340247)
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+# Test scenario from D17599 "Fix for double free when deleting entries from
+# epoch managed lists"
+# by Hans Petter Selasky <hselasky@freebsd.org>
+
+# "panic: starting DAD on non-tentative address 0xfffff8010c311000" seen.
+# https://people.freebsd.org/~pho/stress/log/epoch.txt
+
+# Fatal trap 9: general protection fault while in kernel mode
+# https://people.freebsd.org/~pho/stress/log/epoch-2.txt
+
+# $FreeBSD$
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+if=`ifconfig | grep -w mtu | grep -v RUNNING | sed 's/:.*//' | head -1`
+[ -z "$if" ] &&
+ if=`ifconfig | \
+ awk '/^[a-z].*: / {gsub(":", ""); ifn = $1}; /no car/{print ifn; exit}'`
+
+[ -z "$if" ] && exit 0
+echo "Using $if for test."
+ifconfig $if | grep -q RUNNING && running=1
+
+start=`date +%s`
+while [ $((`date +%s` - start)) -lt 300 ]; do
+ for i in `jot 255`; do
+ (ifconfig $if.$i create
+ ifconfig $if.$i inet 224.0.0.$i
+ ifconfig $if.$i destroy) > /dev/null 2>&1 &
+ done
+ wait
+done
+[ $running ] || ifconfig $if down
+
+exit 0
Added: user/pho/stress2/misc/ifconfig2.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/ifconfig2.sh Thu Nov 8 12:45:28 2018 (r340247)
@@ -0,0 +1,42 @@
+#!/bin/sh
+
+# Test scenario from D17599 "Fix for double free when deleting entries from
+# epoch managed lists"
+# by Hans Petter Selasky <hselasky@freebsd.org>
+
+# Page fault in nd6_dad_timer+0x6b seen:
+# https://people.freebsd.org/~pho/stress/log/ifconfig2.txt
+
+# $FreeBSD$
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+if=`ifconfig | grep -w mtu | grep -v RUNNING | sed 's/:.*//' | head -1`
+[ -z "$if" ] &&
+ if=`ifconfig | \
+ awk '/^[a-z].*: / {gsub(":", ""); ifn = $1}; /no car/{print ifn; exit}'`
+
+[ -z "$if" ] && exit 0
+echo "Using $if for test."
+ifconfig $if | grep -q RUNNING && running=1
+
+sync=/tmp/`basename $0`.sync
+rm -f $sync
+for i in `jot 5`; do
+ (
+ while [ ! -f $sync ]; do
+ sleep .1
+ done
+ while [ -f $sync ]; do
+ ifconfig $if.$i create
+ ifconfig $if.$i inet 224.0.0.$i
+ ifconfig $if.$i destroy
+ done
+ ) > /dev/null 2>&1 &
+done
+touch $sync
+sleep 120
+rm -f $sync
+wait
+[ $running ] || ifconfig $if down
+
+exit 0