This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1814237 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: bionic -- 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/1814237 Title: ubuntu_nbd_smoke_test failed with I/O error on X-4.15 Status in ubuntu-kernel-tests: New Status in linux package in Ubuntu: Incomplete Bug description: Kernel: 4.15.0-45.48~16.04.1 creating backing nbd image /tmp/nbd_image.img -------------------------------------------------------------------------------- Image path: /tmp/nbd_image.img Mount point: /mnt/nbd-test-25789 Date: Thu Jan 31 14:42:42 UTC 2019 Host: onibi Kernel: 4.15.0-45-generic #48~16.04.1-Ubuntu SMP Tue Jan 29 18:03:48 UTC 2019 Machine: onibi x86_64 x86_64 CPUs online: 4 CPUs total: 4 Page size: 4096 Pages avail: 1351388 Pages total: 2038431 Free space: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 797M 17M 780M 3% /run /dev/sda1 917G 9.1G 861G 2% / tmpfs 3.9G 4.0K 3.9G 1% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 797M 0 797M 0% /run/user/1000 tmpfs 100K 0 100K 0% /var/lib/lxd/shmounts tmpfs 100K 0 100K 0% /var/lib/lxd/devlxd cgmfs 100K 0 100K 0% /run/cgmanager/fs -------------------------------------------------------------------------------- NBD device /dev/nbd0 created found nbd export NBD exports found: test starting client with NBD device /dev/nbd0 Negotiation: ..size = 128MB creating ext4 on /dev/nbd0 mkfs on /dev/nbd0 succeeded after 0 attempt(s) checking ext4 on /dev/nbd0 fsck from util-linux 2.27.1 /dev/nbd0: clean, 11/32768 files, 9787/131072 blocks mount: /dev/nbd0 on /mnt/nbd-test-25789 type ext4 (rw,relatime,data=ordered) mounted on /dev/nbd0 free: Filesystem 1K-blocks Used Available Use% Mounted on /dev/nbd0 122835 1550 112111 2% /mnt/nbd-test-25789 creating large file /mnt/nbd-test-25789/largefile -rw-r--r-- 1 root root 100M Jan 31 14:42 /mnt/nbd-test-25789/largefile free: Filesystem 1K-blocks Used Available Use% Mounted on /dev/nbd0 122835 103951 9710 92% /mnt/nbd-test-25789 removing file /mnt/nbd-test-25789/largefile unmounting /mnt/nbd-test-25789 stopping client disconnect, sock, done Found kernel warning, IO error and/or call trace echo [ 4593.254552] creating backing nbd image /tmp/nbd_image.img [ 4595.506134] NBD device /dev/nbd0 created [ 4595.557990] found nbd export [ 4596.604855] starting client with NBD device /dev/nbd0 [ 4596.606795] creating ext4 on /dev/nbd0 [ 4597.013721] mkfs on /dev/nbd0 succeeded after 0 attempt(s) [ 4597.390241] checking ext4 on /dev/nbd0 [ 4597.455371] EXT4-fs (nbd0): mounted filesystem with ordered data mode. Opts: (null) [ 4597.460552] mounted on /dev/nbd0 [ 4597.461810] creating large file /mnt/nbd-test-25789/largefile [ 4599.056704] removing file /mnt/nbd-test-25789/largefile [ 4599.276298] unmounting /mnt/nbd-test-25789 [ 4600.319460] stopping client [ 4600.320083] block nbd0: NBD_DISCONNECT [ 4600.320127] block nbd0: shutting down sockets [ 4600.320267] nbd0: detected capacity change from 0 to 134217728 [ 4600.320306] print_req_error: 7 callbacks suppressed [ 4600.320308] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.325890] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.333002] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.338653] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.345687] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.351253] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.358279] ldm_validate_partition_table(): Disk read failed. [ 4600.358305] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.363892] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.371075] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.376645] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.383687] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.389230] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.396307] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.401819] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.408826] Dev nbd0: unable to read RDB block 0 [ 4600.413467] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.418955] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.425858] print_req_error: I/O error, dev nbd0, sector 24 [ 4600.431433] Buffer I/O error on dev nbd0, logical block 3, async page read [ 4600.438422] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.443995] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.451003] nbd0: unable to read partition table [ 4600.584152] Found kernel warning, IO error and/or call trace [ 4600.584201] echo killing server ================================================================================ Completed Kernel issues: Found kernel warning, IO error and/or call trace: TEST: [ 4593.254552] creating backing nbd image /tmp/nbd_image.img [ 4595.506134] NBD device /dev/nbd0 created [ 4595.557990] found nbd export [ 4596.604855] starting client with NBD device /dev/nbd0 [ 4596.606795] creating ext4 on /dev/nbd0 [ 4597.013721] mkfs on /dev/nbd0 succeeded after 0 attempt(s) [ 4597.390241] checking ext4 on /dev/nbd0 [ 4597.455371] EXT4-fs (nbd0): mounted filesystem with ordered data mode. Opts: (null) [ 4597.460552] mounted on /dev/nbd0 [ 4597.461810] creating large file /mnt/nbd-test-25789/largefile [ 4599.056704] removing file /mnt/nbd-test-25789/largefile [ 4599.276298] unmounting /mnt/nbd-test-25789 [ 4600.319460] stopping client [ 4600.320083] block nbd0: NBD_DISCONNECT [ 4600.320127] block nbd0: shutting down sockets [ 4600.320267] nbd0: detected capacity change from 0 to 134217728 [ 4600.320306] print_req_error: 7 callbacks suppressed [ 4600.320308] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.325890] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.333002] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.338653] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.345687] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.351253] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.358279] ldm_validate_partition_table(): Disk read failed. [ 4600.358305] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.363892] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.371075] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.376645] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.383687] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.389230] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.396307] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.401819] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.408826] Dev nbd0: unable to read RDB block 0 [ 4600.413467] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.418955] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.425858] print_req_error: I/O error, dev nbd0, sector 24 [ 4600.431433] Buffer I/O error on dev nbd0, logical block 3, async page read [ 4600.438422] print_req_error: I/O error, dev nbd0, sector 0 [ 4600.443995] Buffer I/O error on dev nbd0, logical block 0, async page read [ 4600.451003] nbd0: unable to read partition table [ 4600.584152] Found kernel warning, IO error and/or call trace [ 4600.584201] echo stderr: bs=1024, sz=134217728 bytes timeout=30 e2fsck 1.42.13 (17-May-2015) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1814237/+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