Wind River Support Network

Description

some test cases show the same kmemleak 
root@SDP_Wildcat_Pass-3-C1-pcie:/root# cat /sys/kernel/debug/kmemleak |grep -B10 -A50 'kmemleak_alloc' ||exit 0
unreferenced object 0xdee77900 (size 16):
  comm "modprobe", pid 1509, jiffies 4294788489 (age 157.184s)
  hex dump (first 16 bytes):
    00 00 00 00 01 00 00 00 08 79 e7 de 08 79 e7 de  .........y...y..
  backtrace:
    [<c194e60c>] kmemleak_alloc+0x2c/0x60
    [<c115a413>] kmem_cache_alloc_trace+0x1d3/0x2d0
    [<fb368ba6>] 0xfb368ba6
    [<fb324232>] 0xfb324232
    [<fb44c23a>] 0xfb44c23a
    [<c1000482>] do_one_initcall+0xd2/0x130
    [<c10c12fa>] load_module+0x16ba/0x1dc0
    [<c10c1b1d>] SyS_finit_module+0x6d/0x70
    [<c19597be>] sysenter_after_call+0x0/0x14
    [<ffffffff>] 0xffffffff
<<end check kmemleak>>

http://xxxx:8000/logs/546e4bcee967d06374e5a06b/11
http://xxxx:8000/logs/546ea0c1e967d0645c054e44/8
http://xxxx:8000/logs/546e33cae967d0445b78daf2/9

Steps to Reproduce

Project Configure Line:
# Generated by wrlinux configure at Thu Nov 20 22:22:56 CST 2014
wrlinux-7/wrlinux/configure --enable-board=intel-haswell-32 --enable-kernel=preempt-rt --enable-rootfs=glibc-std-sato --with-layer=wrlinux/wr-testing/bts-dev,wr-qat --with-template=feature/bts,feature/kexec,feature/kdump --enable-jobs=8 --enable-parallel-pkgbuilds=8 --enable-reconfig=yes --with-rcpl-version=0

Kernel Boot Parameter:
root@SDP_Wildcat_Pass-3-C1-pcie:/root# cat /proc/cmdline
console=ttyS0,115200 TCF=1 root=/dev/nfs nfsroot=xxxx:/export/xxxx/22604/rootfs rw ip=dhcp mem=16G


# cd /opt/wr-test/testcases/bts/storage_bonnie
#./runtest.sh -k NVME 
(or ethernet_ping rtc_alarm to reproduce) 
maybe not reproduce everytime