Ubuntu
linux-aws package

  1. Bug #1814237
  2. Comment #0

Comment 0 for bug 1814237

Revision history for this message
Po-Hsu Lin (cypressyew) wrote :

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)