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Bug 542054 - sys-fs/zfs-0.6.3-r1 3.17.7-r1 hardened kernel panic
Summary: sys-fs/zfs-0.6.3-r1 3.17.7-r1 hardened kernel panic
Status: RESOLVED UPSTREAM
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: [OLD] Core system (show other bugs)
Hardware: All Linux
: Normal critical (vote)
Assignee: Richard Yao (RETIRED)
URL: https://i.imgur.com/pjNaHV7.jpg
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-03-04 03:34 UTC by Andrew Udvare
Modified: 2016-01-16 19:52 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
kernel configuration (linux-3.17.7-hardened-r1-config,85.53 KB, text/x-mpsub)
2015-03-04 03:35 UTC, Andrew Udvare
Details

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Description Andrew Udvare 2015-03-04 03:34:06 UTC
I have set up a new raidz2 with encrypted LUKS block devices:

# zpool status
  pool: data
 state: ONLINE
  scan: scrub repaired 0 in 0h0m with 0 errors on Tue Mar  3 18:38:05 2015
config:

        NAME         STATE     READ WRITE CKSUM
        data         ONLINE       0     0     0
          raidz2-0   ONLINE       0     0     0
            crypt-b  ONLINE       0     0     0
            crypt-c  ONLINE       0     0     0
            crypt-d  ONLINE       0     0     0
            crypt-e  ONLINE       0     0     0
            crypt-f  ONLINE       0     0     0

Reproducible: Always

Steps to Reproduce:
1. Make sure certain kernel configuration options are disabled (see kernel configuration attached)
2. Unmask zfs and related:
sys-fs/zfs ~amd64
sys-fs/zfs-kmod ~amd64
sys-kernel/spl ~amd64

3. emerge zfs
4. systemctl enable zfs (or equivalent)
5. Reboot
6. Set up a similar setup to above
7. Mount
8. rsync some-data/ /the-mount-point/new-place
Actual Results:  
Kernel panic

Expected Results:  
Should not kernel panic

# emerge --info zfs
Portage 2.2.17 (python 3.3.5-final-0, hardened/linux/amd64, gcc-4.8.3, glibc-2.19-r1, 3.17.7-hardened-r1 x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-3.17.7-hardened-r1-x86_64-AMD_FX-tm-8150_Eight-Core_Processor-with-gentoo-2.2
KiB Mem:    16384616 total,  14841592 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Tue, 24 Feb 2015 12:45:01 +0000
sh bash 4.3_p33-r1
ld GNU ld (Gentoo 2.24 p1.4) 2.24
app-shells/bash:          4.3_p33-r1::gentoo
dev-java/java-config:     2.2.0::gentoo
dev-lang/perl:            5.20.1-r4::gentoo
dev-lang/python:          2.7.9-r1::gentoo, 3.3.5-r1::gentoo
dev-util/cmake:           2.8.12.2-r1::gentoo
dev-util/pkgconfig:       0.28-r1::gentoo
sys-apps/baselayout:      2.2::gentoo
sys-apps/openrc:          0.13.11::gentoo
sys-apps/sandbox:         2.6-r1::gentoo
sys-devel/autoconf:       2.69::gentoo
sys-devel/automake:       1.13.4::gentoo
sys-devel/binutils:       2.24-r3::gentoo
sys-devel/gcc:            4.8.3::gentoo
sys-devel/gcc-config:     1.7.3::gentoo
sys-devel/libtool:        2.4.4::gentoo
sys-devel/make:           4.0-r1::gentoo
sys-kernel/linux-headers: 3.16::gentoo (virtual/os-headers)
sys-libs/glibc:           2.19-r1::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.namerica.gentoo.org/gentoo-portage
    priority: -1000

tatsh-overlay
    location: /var/lib/layman/tatsh-overlay
    masters: gentoo
    priority: 0

jamiel-gentoo-overlay
    location: /var/lib/layman/jamiel-gentoo-overlay
    masters: gentoo
    priority: 1

srcshelton
    location: /var/lib/layman/srcshelton
    masters: gentoo
    priority: 2

vortex
    location: /var/lib/layman/vortex
    masters: gentoo
    priority: 3

java
    location: /var/lib/layman/java
    masters: gentoo
    priority: 4

Installed sets: @anfplaylists, @ansible, @bashcomp, @beanstalk, @bloodhound, @cdr, @cgit, @clang, @compass, @cups, @git, @libimobiledevice, @micasa, @misc, @mysql, @nginx, @php, @portage-dev, @portage-utilities, @postgresql, @python, @rar, @ssh, @tatshnet, @uwsgi
ACCEPT_KEYWORDS="amd64"
ACCEPT_LICENSE="*"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=native"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.5/ext-active/ /etc/php/apache2-php5.6/ext-active/ /etc/php/cgi-php5.5/ext-active/ /etc/php/cgi-php5.6/ext-active/ /etc/php/cli-php5.5/ext-active/ /etc/php/cli-php5.6/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-O2 -pipe -march=native"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs buildpkg clean-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://gentoo.osuosl.org/ http://gentoo.mirrors.pair.com/ rsync://mirrors.rit.edu/gentoo/ http://mirrors.rit.edu/gentoo/ http://gentoo.llarian.net/ rsync://gentoo.mirrors.tds.net/gentoo http://ftp.ucsb.edu/pub/mirrors/linux/gentoo/ http://gentoo.cites.uiuc.edu/pub/gentoo/"
LANG="en_GB.utf8"
LDFLAGS="-Wl,--as-needed"
MAKEOPTS="-j9"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
USE="acl aes amd64 avx bash-completion bzip2 cjk cli cracklib crypt cxx dri ffmpeg fma4 gdbm gif gpm hardened iconv idn ipv6 jemalloc jpeg justify mmx mmxext modules multilib ncurses nls nptl openmp pam pax_kernel pcre png popcnt readline session sse sse2 sse3 sse4_1 sse4_2 sse4a ssl ssse3 svg syslog systemd tcpd tiff unicode urandom vim-syntax xattr xop xtpax zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx fma4 mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 xop" DRACUT_MODULES="crypt crypt-gpg crypt-loop dmraid gensplash lvm ssh-client systemd" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc efi-64" INPUT_DEVICES="evdev joystick keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en_GB en" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_3" RUBY_TARGETS="ruby19 ruby20" USERLAND="GNU" VIDEO_CARDS="v4l" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7 3.3"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

=================================================================
                        Package Settings
=================================================================

sys-fs/zfs-0.6.3-r2::gentoo was built with the following:
USE="bash-completion rootfs -custom-cflags -debug (-kernel-builtin) -static-libs -test-suite" ABI_X86="64" PYTHON_TARGETS="python2_7 python3_3 -python3_4"
Comment 1 Andrew Udvare 2015-03-04 03:35:12 UTC
Created attachment 397996 [details]
kernel configuration
Comment 2 Andrew Udvare 2015-03-04 03:39:19 UTC
Able to reproduce with dd on its own:

cd /mount-point/
dd if=/dev/zero count=1000 of=test.img bs=1G

After about 30 seconds, the kernel panic occurs.
Comment 3 Andrew Udvare 2015-03-04 04:45:27 UTC
Upgraded to 9999 versions and no kernel panics. Over 50 GiB copied over rsync so far.
Comment 4 Andrew Udvare 2015-05-28 06:34:20 UTC
This issue appears to be gone with zfs and related items at version 0.6.4
Comment 5 Richard Yao (RETIRED) gentoo-dev 2016-01-16 19:52:25 UTC
It looks like this commit fixed this:

https://github.com/zfsonlinux/spl/commit/a3c1eb77721a0d511b4fe7111bb2314686570c4b

In the future, I suggest filing panic reports upstream. The overwhelming majority of issues are upstream issues. I have been spending the time that I have for working on non-Gentoo specific ZFS bugs at the upstream tracker.