https://lists.ubuntu.com/archives/kernel-team/2021-July/121886.html
** Description changed:
[Impact]
- The IPv6: mtu exception plus redirect test in icmp_redirect.sh test from
kselftest/net is expected to fail due to an unfixed bug in the IPv6 logic.
+ The IPv6: mtu exception plus redirect test in icmp_redirect.sh test
+ from kselftest/net is expected to fail due to a known bug in the
+ IPv6 logic.
When trying to run this test you will see this sub test fail with:
- TEST: IPv6: mtu exception plus redirect [FAIL]
+ TEST: IPv6: mtu exception plus redirect [FAIL]
- thus causing non-zero return value for this script.
+ and thus causing non-zero return value for this script.
[Fix]
* 0a36a75c681880 selftests: icmp_redirect: support expected failures
This fix can be cherry-picked into all affected series. And it has
already landed on Unstable, test passed with Impish 5.13.
- Note that we have this script in Focal kernel, although it's not tested,
- this is another issue that will be dealt in a different bug report.
+ Note that we have this script in Focal kernel as well, although it's
+ not tested with SRU, this is another issue that will be dealt in a
+ different bug report.
[Test]
- Run the patched icmp_redirect.sh test manually in
tools/testing/selftests/net, this sub-test will be marked as XFAIL, and the
return value of this script will be 0:
+ Run the patched icmp_redirect.sh test manually in
+ tools/testing/selftests/net, this sub-test will be marked as XFAIL
+ and the return value of this script will be 0:
$ sudo ./icmp_redirect.sh
....
- ###########################################################################
+ #####################################################################
Routing with nexthop objects and VRF
- ###########################################################################
- TEST: IPv6: mtu exception plus redirect [XFAIL]
+ #####################################################################
+ TEST: IPv6: mtu exception plus redirect [XFAIL]
- Tests passed: 36
- Tests failed: 0
- Tests xfailed: 4
+ Tests passed: 36
+ Tests failed: 0
+ Tests xfailed: 4
$ echo $?
0
[Where problems could occur]
- Change limited to testing tool, not affecting real kernel functionality. The
only possible issue that I can think of is that as this script is no longer
complaining about this failure, people might forgot there is such an issue
exist in ipv6.
+ Change limited to testing tool, not affecting actual kernel
+ functionality. The only possible issue that I can think of is that
+ as this script is no longer complaining about this failure, people
+ might forgot there is such an issue exist in ipv6.
+
+
[Original Bug Report]
Issue found on Focal 5.6.0-1011.11-oem
ubuntu@rizzo:~/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net$
sudo ./icmp_redirect.sh
###########################################################################
Legacy routing
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Legacy routing with VRF
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Routing with nexthop objects
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Routing with nexthop objects and VRF
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
Tests passed: 36
Tests failed: 4
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.6.0-1011-oem 5.6.0-1011.11
ProcVersionSignature: User Name 5.6.0-1011.11-oem 5.6.14
Uname: Linux 5.6.0-1011-oem x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckResult: skip
Date: Tue May 26 05:26:50 2020
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=C.UTF-8
SHELL=/bin/bash
SourcePackage: linux-signed-oem-5.6
UpgradeStatus: No upgrade log present (probably fresh install)
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Status: Confirmed => In Progress
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Assignee: (unassigned) => Po-Hsu Lin (cypressyew)
** Changed in: linux (Ubuntu Focal)
Status: Invalid => In Progress
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Po-Hsu Lin (cypressyew)
** Summary changed:
- icmp_redirect.sh in net from ubuntu_kernel_selftests failed on F-OEM-5.6 / G
/ H
+ icmp_redirect.sh in net from ubuntu_kernel_selftests failed on F-OEM-5.6 /
F-OEM-5.10 / F-OEM-5.13 / F / G / H
** Description changed:
[Impact]
The IPv6: mtu exception plus redirect test in icmp_redirect.sh test
from kselftest/net is expected to fail due to a known bug in the
IPv6 logic.
When trying to run this test you will see this sub test fail with:
TEST: IPv6: mtu exception plus redirect [FAIL]
and thus causing non-zero return value for this script.
[Fix]
* 0a36a75c681880 selftests: icmp_redirect: support expected failures
This fix can be cherry-picked into all affected series. And it has
already landed on Unstable, test passed with Impish 5.13.
- Note that we have this script in Focal kernel as well, although it's
- not tested with SRU, this is another issue that will be dealt in a
- different bug report.
+ Although we have this script in Focal kernel as well, but it's not
+ being executed at all. This is another issue that will be dealt in
+ a different bug report.
[Test]
Run the patched icmp_redirect.sh test manually in
tools/testing/selftests/net, this sub-test will be marked as XFAIL
and the return value of this script will be 0:
$ sudo ./icmp_redirect.sh
....
#####################################################################
Routing with nexthop objects and VRF
#####################################################################
TEST: IPv6: mtu exception plus redirect [XFAIL]
Tests passed: 36
Tests failed: 0
Tests xfailed: 4
$ echo $?
0
[Where problems could occur]
Change limited to testing tool, not affecting actual kernel
functionality. The only possible issue that I can think of is that
as this script is no longer complaining about this failure, people
might forgot there is such an issue exist in ipv6.
-
-
[Original Bug Report]
Issue found on Focal 5.6.0-1011.11-oem
ubuntu@rizzo:~/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net$
sudo ./icmp_redirect.sh
###########################################################################
Legacy routing
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Legacy routing with VRF
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Routing with nexthop objects
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
###########################################################################
Routing with nexthop objects and VRF
###########################################################################
TEST: IPv4: redirect exception [ OK ]
TEST: IPv6: redirect exception [ OK ]
TEST: IPv4: redirect exception plus mtu [ OK ]
TEST: IPv6: redirect exception plus mtu [ OK ]
TEST: IPv4: routing reset [ OK ]
TEST: IPv6: routing reset [ OK ]
TEST: IPv4: mtu exception [ OK ]
TEST: IPv6: mtu exception [ OK ]
TEST: IPv4: mtu exception plus redirect [ OK ]
TEST: IPv6: mtu exception plus redirect [FAIL]
Tests passed: 36
Tests failed: 4
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.6.0-1011-oem 5.6.0-1011.11
ProcVersionSignature: User Name 5.6.0-1011.11-oem 5.6.14
Uname: Linux 5.6.0-1011-oem x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckResult: skip
Date: Tue May 26 05:26:50 2020
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=C.UTF-8
SHELL=/bin/bash
SourcePackage: linux-signed-oem-5.6
UpgradeStatus: No upgrade log present (probably fresh install)
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https://bugs.launchpad.net/bugs/1880645
Title:
icmp_redirect.sh in net from ubuntu_kernel_selftests failed on
F-OEM-5.6 / F-OEM-5.10 / F-OEM-5.13 / F / G / H
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