Verified on node entei with Focal kernel, AHCI skipped as expected: $ sudo ./eeh-basic.sh 0000:00:00.0, Skipped: bridge 0001:00:00.0, Skipped: bridge 0020:00:00.0, Skipped: bridge 0021:00:00.0, Skipped: bridge 0021:01:00.0, Skipped: bridge 0021:02:01.0, Skipped: bridge 0021:02:08.0, Skipped: bridge 0021:02:09.0, Skipped: bridge 0021:02:0a.0, Skipped: bridge 0021:02:0b.0, Skipped: bridge 0021:02:0c.0, Skipped: bridge 0021:0d:00.0, Added 0021:0e:00.0, Skipped: ahci doesn't support recovery 0021:0f:00.0, Skipped: bridge 0021:10:00.0, Added 0022:00:00.0, Skipped: bridge 0022:01:00.0, Added Found 3 breakable devices... Breaking 0021:0d:00.0... 0021:0d:00.0, waited 0/60 0021:0d:00.0, waited 1/60 0021:0d:00.0, waited 2/60 0021:0d:00.0, waited 3/60 0021:0d:00.0, waited 4/60 0021:0d:00.0, waited 5/60 0021:0d:00.0, waited 6/60 0021:0d:00.0, waited 7/60 0021:0d:00.0, waited 8/60 0021:0d:00.0, Recovered after 9 seconds Breaking 0021:10:00.0... 0021:10:00.0, Recovered after 0 seconds Breaking 0022:01:00.0... 0022:01:00.0, waited 0/60 0022:01:00.0, waited 1/60 0022:01:00.0, waited 2/60 0022:01:00.0, waited 3/60 0022:01:00.0, waited 4/60 0022:01:00.0, Recovered after 5 seconds 0 devices failed to recover (3 tested) ./eeh-basic.sh: 89: test: 0: unexpected operator
For the unexpected operator issue, please check bug 1909428 ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1916468 Title: powerpc/eeh-basic.sh in kselftest make P8 node stopped working Status in ubuntu-kernel-tests: In Progress Status in linux package in Ubuntu: Fix Released Status in linux source package in Focal: Fix Committed Bug description: [Impact] When trying to run this test on P8 node entei with Focal kernel, it will try to break 4 devices on Focal, and one of them is using the AHCI driver which doesn't support error recovery: $ sudo ./eeh-basic.sh 0000:00:00.0, Skipped: bridge 0001:00:00.0, Skipped: bridge 0020:00:00.0, Skipped: bridge 0021:00:00.0, Skipped: bridge 0021:01:00.0, Skipped: bridge 0021:02:01.0, Skipped: bridge 0021:02:08.0, Skipped: bridge 0021:02:09.0, Skipped: bridge 0021:02:0a.0, Skipped: bridge 0021:02:0b.0, Skipped: bridge 0021:02:0c.0, Skipped: bridge 0021:0d:00.0, Added 0021:0e:00.0, Added 0021:0f:00.0, Skipped: bridge 0021:10:00.0, Added 0022:00:00.0, Skipped: bridge 0022:01:00.0, Added Found 4 breakable devices... Breaking 0021:0d:00.0... 0021:0d:00.0, waited 0/60 0021:0d:00.0, waited 1/60 0021:0d:00.0, waited 2/60 0021:0d:00.0, waited 3/60 0021:0d:00.0, waited 4/60 0021:0d:00.0, waited 5/60 0021:0d:00.0, waited 6/60 0021:0d:00.0, waited 7/60 0021:0d:00.0, waited 8/60 0021:0d:00.0, Recovered after 9 seconds Breaking 0021:0e:00.0... 0021:0e:00.0, waited 0/60 0021:0e:00.0, waited 1/60 ./eeh-basic.sh: 74: sleep: Input/output error 0021:0e:00.0, waited 2/60 ./eeh-basic.sh: 74: sleep: Input/output error .... ./eeh-basic.sh: 74: sleep: Input/output error 0021:0e:00.0, waited 59/60 ./eeh-basic.sh: 74: sleep: Input/output error 0021:0e:00.0, waited 60/60 ./eeh-basic.sh: 74: sleep: Input/output error 0021:0e:00.0, Failed to recover! Breaking 0021:10:00.0... Skipping 0021:10:00.0, Initial PE state is not ok Breaking 0022:01:00.0... Skipping 0022:01:00.0, Initial PE state is not ok 3 devices failed to recover (4 tested) ./eeh-basic.sh: 81: lspci: Input/output error ./eeh-basic.sh: 81: diff: Input/output error ./eeh-basic.sh: 82: rm: Input/output error ./eeh-basic.sh: 84: test: 3: unexpected operator With the driver failed to recovery, the system will start acting up. $ ls ls: command not found And drop into a read-only state [Fixes] * bbe9064f30f06e ("selftests/eeh: Skip ahci adapters") This is only affecting Focal and it can be cherry-picked. [Test case] Run the eeh-basic.sh script in tools/testing/selftests/powerpc/eeh/ on the affected P8 node, the test should pass without any issue. [Where problems could occur] This fix is limited to PowerPC testing tool, it should not cause any issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1916468/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
