[Bug 1224434] New: Page cache invalidation failure during direct I/O write
https://bugzilla.suse.com/show_bug.cgi?id=1224434 Bug ID: 1224434 Summary: Page cache invalidation failure during direct I/O write Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: PowerPC-64 URL: https://openqa.opensuse.org/tests/4202483/modules/AD03 3/steps/8 OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-bugs@opensuse.org Reporter: avinesh.kumar@suse.com QA Contact: qa-bugs@suse.de Target Milestone: --- Found By: openQA Blocker: Yes ## Observation openQA test in scenario opensuse-Tumbleweed-DVD-ppc64le-ltp_aiodio_part1@ppc64le fails in [AD033](https://openqa.opensuse.org/tests/4202483/modules/AD033/steps/8) ## Test suite description LTP_ENV=TMPDIR=/var/tmp is to test on btrfs instead of tmpfs ## Reproducible Fails since (at least) Build [20240131](https://openqa.opensuse.org/tests/3907534) Last good: Unknown ## Further details Always latest result in this scenario: [latest](https://openqa.opensuse.org/tests/latest?arch=ppc64le&distri=opensuse&flavor...) -------- LTP Test - https://github.com/linux-test-project/ltp/blob/master/testcases/kernel/io/lt... we run this test with various combinations of write block size and I/O numbers (https://github.com/linux-test-project/ltp/blob/master/runtest/ltp-aiodio.par...) failing scenarios on ppc64le: AD033 aiocp -b 4k -n 4 -f DIRECT AD035 aiocp -b 4k -n 8 -f DIRECT AD037 aiocp -b 4k -n 16 -f DIRECT (few times doesn't fail) AD039 aiocp -b 4k -n 32 -f DIRECT (few times doesn't fail) AD047 aiocp -b 8k -n 4 -f DIRECT AD049 aiocp -b 8k -n 8 -f DIRECT AD051 aiocp -b 8k -n 16 -f DIRECT (few times doesn't fail) AD061 aiocp -b 16k -n 4 -f DIRECT AD063 aiocp -b 16k -n 8 -f DIRECT AD075 aiocp -b 32k -n 4 -f DIRECT dmesg log during each of these failures: OpenQA::run_ltp.pm: Starting AD032 OpenQA::run_ltp.pm: Starting AD033 [ 48.470444][ T62] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 48.471404][ T62] File: /var/tmp/LTP_aioTBsaEH/dstfile.bin PID: 62 Comm: kworker/1:1 OpenQA::run_ltp.pm: Starting AD034 OpenQA::run_ltp.pm: Starting AD035 This issue is not present on aarch64 and x86_64 tumbleweed builds. And on SLE15-SP6, we are not seeing this on ppc64le also. -- You are receiving this mail because: You are the assignee for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1224434 Avinesh Kumar <avinesh.kumar@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- OS|Other |openSUSE Tumbleweed -- You are receiving this mail because: You are the assignee for the bug.
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