----- Original Message ----- > > Hello, > > We ran automated tests on a recent commit from this kernel tree: > > Kernel repo: > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git > Commit: 2d636a1263be - Linux 5.4.21 > > The results of these automated tests are provided below. > > Overall result: FAILED (see details below) > Merge: OK > Compile: OK > Tests: FAILED > > All kernel binaries, config files, and logs are available for download here: > > https://cki-artifacts.s3.us-east-2.amazonaws.com/index.html?prefix=datawarehouse/2020/02/19/446693 > > One or more kernel tests failed: > > ppc64le: > ❌ LTP This is warning from preadv203, because it failed to clear loop device. Kernel reports an I/O error: [ 2338.786854] blk_update_request: I/O error, dev loop0, sector 512 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 tst_test.c:1278: INFO: Testing on ext3 tst_mkfs.c:89: INFO: Formatting /dev/loop0 with ext3 opts='' extra opts='' mke2fs 1.45.5 (07-Jan-2020) tst_test.c:1215: INFO: Timeout per run is 0h 05m 00s preadv203.c:143: INFO: Number of full_reads 425, short reads 10, zero len reads 0, EAGAIN(s) 100 preadv203.c:180: INFO: Number of writes 300 preadv203.c:194: INFO: Cache dropped 1 times preadv203.c:223: PASS: Got some EAGAIN tst_test.c:1278: INFO: Testing on ext4 tst_device.c:348: WARN: Failed to clear 512k block on /dev/loop0 tst_mkfs.c:87: BROK: tst_clear_device() failed Summary: passed 2 failed 0 skipped 0 warnings 1 but I haven't been able to reliably reproduce it so far.