summary of issues:
1.“rescan-scsi-bus.sh -r” remove local disks wrongly
Scanning host 5 for all SCSI target IDs, all LUNs
Scanning for device 5 0 0 0 ..sg0 changed: LU not available (PQual 3)
REM: Host: scsi5 Channel: 00 Id: 00 Lun: 00
DEL: Vendor: EMC Model: LUNZ Rev: 7010
Type: Direct-Access ANSI SCSI revision: 04
Scanning host 6 for all SCSI target IDs, all LUNs
Scanning for device 6 0 0 0 ..sg1 changed: LU not available (PQual 3)
REM: Host: scsi6 Channel: 00 Id: 00 Lun: 00
DEL: Vendor: EMC Model: LUNZ Rev: 7010
Type: Direct-Access ANSI SCSI revision: 04
Scanning host 7 for all SCSI target IDs, all LUNs
Scanning host 8 for all SCSI target IDs, all LUNs
Scanning host 9 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
0 new or changed device(s) found.
0 remapped or resized device(s) found.
6 device(s) removed.
2.the root lv was stopped by systemd after “rescan-scsi-bus.sh -r”
Jul 14 02:54:47 ubuntu2204 kernel: [1976751.752137] blk_update_request: I/O
error, dev sdd, sector 707289518 op 0x0:(READ) flags 0x0 phys_seg 7 prio class 0
Jul 14 02:54:47 ubuntu2204 kernel: [1976751.752534] blk_update_request: I/O
error, dev sdd, sector 704106197 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 0
… …
Jul 14 02:54:47 ubuntu2204 systemd[1]: Stopping LVM event activation on device
8:51...
Jul 14 02:54:47 ubuntu2204 systemd[1]: Stopping Unattended Upgrades Shutdown...
… …
Jul 14 02:54:47 ubuntu2204 systemd[1]: Stopped target Local File Systems.
Jul 14 02:54:47 ubuntu2204 systemd[1]: Unmounting /boot...
3.whole / mount status change to ro after “rescan-scsi-bus.sh -r”
/dev/mapper/ubuntu--vg-ubuntu--lv on / type ext4 (ro,relatime)
notes:
This issue was reproduced on different hosts,and it is totally reproducible.We
did test on host with local disk only.Please refer to the reproduction below.
issue repetition:
OS details:
root@ubuntu2204:~# cat /etc/os-release
PRETTY_NAME="Ubuntu 22.04 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
VERSION="22.04 LTS (Jammy Jellyfish)"
VERSION_CODENAME=jammy
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/";
SUPPORT_URL="https://help.ubuntu.com/";
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
UBUNTU_CODENAME=jammy
root@ubuntu2204:~# uname -r
5.15.0-39-generic
'fdisk -l' output:
root@ubuntu2204:~# fdisk -l
Disk /dev/loop0: 61.92 MiB, 64925696 bytes, 126808 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop1: 61.93 MiB, 64933888 bytes, 126824 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop2: 79.95 MiB, 83832832 bytes, 163736 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop3: 46.95 MiB, 49233920 bytes, 96160 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop4: 46.96 MiB, 49242112 bytes, 96176 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/sde: 1.45 TiB, 1599741100032 bytes, 3124494336 sectors
Disk model: PERC H730 Mini
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/sdc: 372 GiB, 399431958528 bytes, 780140544 sectors
Disk model: PERC H730 Mini
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 713F881C-1020-4C8A-B679-38DCFE17B2C7
Device Start End Sectors Size Type
/dev/sdc1 2048 4095 2048 1M BIOS boot
/dev/sdc2 4096 4198399 4194304 2G Linux filesystem
/dev/sdc3 4198400 780138495 775940096 370G Linux filesystem
Disk /dev/sdd: 1.45 TiB, 1599741100032 bytes, 3124494336 sectors
Disk model: PERC H730 Mini
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/mapper/ubuntu--vg-ubuntu--lv: 370 GiB, 397280280576 bytes, 775938048
sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
lvm output:
root@ubuntu2204:~# vgscan
Found volume group "ubuntu-vg" using metadata type lvm2
root@ubuntu2204:~# lvscan
ACTIVE '/dev/ubuntu-vg/ubuntu-lv' [<370.00 GiB] inherit
Before executing the command "rescan-scsi-bus.sh -r",the 'mount' output:
root@ubuntu2204:~# mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs
(rw,nosuid,relatime,size=65903460k,nr_inodes=16475865,mode=755,inode64)
devpts on /dev/pts type devpts
(rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=13191892k,mode=755,inode64)
/dev/mapper/ubuntu--vg-ubuntu--lv on / type ext4 (rw,relatime)
securityfs on /sys/kernel/security type securityfs
(rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,inode64)
tmpfs on /run/lock type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=5120k,inode64)
cgroup2 on /sys/fs/cgroup type cgroup2
(rw,nosuid,nodev,noexec,relatime,nsdelegate,memory_recursiveprot)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
bpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime,mode=700)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs
(rw,relatime,fd=29,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=29226)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
mqueue on /dev/mqueue type mqueue (rw,nosuid,nodev,noexec,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,nosuid,nodev,noexec,relatime)
tracefs on /sys/kernel/tracing type tracefs (rw,nosuid,nodev,noexec,relatime)
fusectl on /sys/fs/fuse/connections type fusectl
(rw,nosuid,nodev,noexec,relatime)
configfs on /sys/kernel/config type configfs (rw,nosuid,nodev,noexec,relatime)
none on /run/credentials/systemd-sysusers.service type ramfs
(ro,nosuid,nodev,noexec,relatime,mode=700)
/var/lib/snapd/snaps/core20_1494.snap on /snap/core20/1494 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/core20_1518.snap on /snap/core20/1518 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/lxd_22923.snap on /snap/lxd/22923 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/snapd_16010.snap on /snap/snapd/16010 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/snapd_16292.snap on /snap/snapd/16292 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/dev/sdc2 on /boot type ext4 (rw,relatime)
tmpfs on /run/snapd/ns type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=13191892k,mode=755,inode64)
nsfs on /run/snapd/ns/lxd.mnt type nsfs (rw)
tmpfs on /run/user/0 type tmpfs
(rw,nosuid,nodev,relatime,size=13191888k,nr_inodes=3297972,mode=700,inode64)
during executing the command "rescan-scsi-bus.sh -r" output:
root@ubuntu2204:~# rescan-scsi-bus.sh -r
Syncing file systems
Scanning SCSI subsystem for new devices and remove devices that have disappeared
Scanning host 0 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
sg4 changed: LU not available (PQual 3)
REM: Host: scsi0 Channel: 02 Id: 02 Lun: 00
DEL: Vendor: DELL Model: PERC H730 Mini Rev: 4.30
Type: Direct-Access ANSI SCSI revision: 05
sg2 changed: LU not available (PQual 3)
REM: Host: scsi0 Channel: 02 Id: 00 Lun: 00
DEL: Vendor: DELL Model: PERC H730 Mini Rev: 4.30
Type: Direct-Access ANSI SCSI revision: 05
sg3 changed: LU not available (PQual 3)
REM: Host: scsi0 Channel: 02 Id: 01 Lun: 00
DEL: Vendor: DELL Model: PERC H730 Mini Rev: 4.30
Type: Direct-Access ANSI SCSI revision: 05
Scanning host 1 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 10 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 11 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 12 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 13 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 14 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
sg5 changed: LU not available (PQual 3)
REM: Host: scsi14 Channel: 00 Id: 00 Lun: 00
DEL: Vendor: HL-DT-ST Model: DVD-ROM DU90N Rev: D3C0
Type: CD-ROM ANSI SCSI revision: 05
Scanning host 2 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 3 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 4 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
Scanning host 5 for all SCSI target IDs, all LUNs
Scanning for device 5 0 0 0 ..sg0 changed: LU not available (PQual 3)
REM: Host: scsi5 Channel: 00 Id: 00 Lun: 00
DEL: Vendor: EMC Model: LUNZ Rev: 7010
Type: Direct-Access ANSI SCSI revision: 04
Scanning host 6 for all SCSI target IDs, all LUNs
Scanning for device 6 0 0 0 ..sg1 changed: LU not available (PQual 3)
REM: Host: scsi6 Channel: 00 Id: 00 Lun: 00
DEL: Vendor: EMC Model: LUNZ Rev: 7010
Type: Direct-Access ANSI SCSI revision: 04
Scanning host 7 for all SCSI target IDs, all LUNs
Scanning host 8 for all SCSI target IDs, all LUNs
Scanning host 9 for SCSI target IDs 0
1
2
3
4
5
6
7, all LUNs
0 new or changed device(s) found.
0 remapped or resized device(s) found.
6 device(s) removed.
\t[0:2:2:0]\n\t[0:2:0:0]\n\t[0:2:1:0]\n\t[14:0:0:0]\n\t[5:0:0:0]\n\t[6:0:0:0]\nroot@ubuntu2204:~#
After executing the command "rescan-scsi-bus.sh -r",the 'mount' output:
root@ubuntu2204:~# mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs
(rw,nosuid,relatime,size=65903460k,nr_inodes=16475865,mode=755,inode64)
devpts on /dev/pts type devpts
(rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=13191892k,mode=755,inode64)
/dev/mapper/ubuntu--vg-ubuntu--lv on / type ext4 (ro,relatime)
securityfs on /sys/kernel/security type securityfs
(rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,inode64)
tmpfs on /run/lock type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=5120k,inode64)
cgroup2 on /sys/fs/cgroup type cgroup2
(rw,nosuid,nodev,noexec,relatime,nsdelegate,memory_recursiveprot)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
bpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime,mode=700)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs
(rw,relatime,fd=29,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=29226)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
mqueue on /dev/mqueue type mqueue (rw,nosuid,nodev,noexec,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,nosuid,nodev,noexec,relatime)
tracefs on /sys/kernel/tracing type tracefs (rw,nosuid,nodev,noexec,relatime)
fusectl on /sys/fs/fuse/connections type fusectl
(rw,nosuid,nodev,noexec,relatime)
configfs on /sys/kernel/config type configfs (rw,nosuid,nodev,noexec,relatime)
none on /run/credentials/systemd-sysusers.service type ramfs
(ro,nosuid,nodev,noexec,relatime,mode=700)
/var/lib/snapd/snaps/core20_1494.snap on /snap/core20/1494 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/core20_1518.snap on /snap/core20/1518 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/lxd_22923.snap on /snap/lxd/22923 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/snapd_16010.snap on /snap/snapd/16010 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
/var/lib/snapd/snaps/snapd_16292.snap on /snap/snapd/16292 type squashfs
(ro,nodev,relatime,errors=continue,x-gdu.hide)
tmpfs on /run/snapd/ns type tmpfs
(rw,nosuid,nodev,noexec,relatime,size=13191892k,mode=755,inode64)
nsfs on /run/snapd/ns/lxd.mnt type nsfs (rw)
tmpfs on /run/user/0 type tmpfs
(rw,nosuid,nodev,relatime,size=13191888k,nr_inodes=3297972,mode=700,inode64)
system log output during the "rescan-scsi-bus.sh -r":
Jul 14 03:55:40 ubuntu2204 systemd[1]: Started Session 4 of User root.
Jul 14 03:55:49 ubuntu2204 systemd[1]: session-4.scope: Deactivated
successfully.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopping LVM event activation on device
8:35...
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopping Unattended Upgrades Shutdown...
Jul 14 03:55:52 ubuntu2204 systemd[1]: lvm2-pvscan@8:35.service: Deactivated
successfully.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopped LVM event activation on device
8:35.
Jul 14 03:55:52 ubuntu2204 systemd[1]: unattended-upgrades.service: Deactivated
successfully.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopped Unattended Upgrades Shutdown.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopped target Local File Systems.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Unmounting /boot...
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.912071] Buffer I/O error on dev sdc2,
logical block 262144, lost sync page write
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.912787] JBD2: Error -5 detected when
updating journal superblock for sdc2-8.
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.913317] Aborting journal on device
sdc2-8.
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.913636] Buffer I/O error on dev sdc2,
logical block 262144, lost sync page write
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914189] JBD2: Error -5 detected when
updating journal superblock for sdc2-8.
Jul 14 03:55:52 ubuntu2204 systemd[1]: boot.mount: Deactivated successfully.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Unmounted /boot.
Jul 14 03:55:52 ubuntu2204 systemd[1]:
systemd-fsck@dev-disk-by\x2duuid-34aca05a\x2dd9ca\x2d46f4\x2d92db\x2d4d79251cb53c.service:
Deactivated successfully.
Jul 14 03:55:52 ubuntu2204 systemd[1]: Stopped File System Check on
/dev/disk/by-uuid/34aca05a-d9ca-46f4-92db-4d79251cb53c.
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914551] EXT4-fs error (device sdc2):
ext4_put_super:1189: comm umount: Couldn't clean up the journal
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914736] EXT4-fs (sdc2): Remounting
filesystem read-only
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914946] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
84973083)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914953] Buffer I/O error on device
dm-0, logical block 84973083
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914993] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28676)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.914996] Buffer I/O error on device
dm-0, logical block 28676
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915022] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28678)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915024] Buffer I/O error on device
dm-0, logical block 28678
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915050] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28689)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915052] Buffer I/O error on device
dm-0, logical block 28689
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915079] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28780)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915080] Buffer I/O error on device
dm-0, logical block 28780
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915106] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28788)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915107] Buffer I/O error on device
dm-0, logical block 28788
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915133] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28823)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915134] Buffer I/O error on device
dm-0, logical block 28823
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915159] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28851)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915161] Buffer I/O error on device
dm-0, logical block 28851
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915188] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28853)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915190] Buffer I/O error on device
dm-0, logical block 28853
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915217] EXT4-fs warning (device
dm-0): ext4_end_bio:342: I/O error 10 writing to inode 21236425 starting block
28903)
Jul 14 03:55:52 ubuntu2204 kernel: [ 665.915218] Buffer I/O error on device
dm-0, logical block 28903
Jul 14 03:55:52 ubuntu2204 kernel: [ 666.460639] ata10: SATA link up 1.5 Gbps
(SStatus 113 SControl 300)
Jul 14 03:55:52 ubuntu2204 kernel: [ 666.464752] ata10.00: configured for
UDMA/100
Jul 14 03:55:53 ubuntu2204 kernel: [ 667.686778] ata10.00: disabled
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.914630] Aborting journal on device
dm-0-8.
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.914679] Buffer I/O error on dev dm-0,
logical block 48267264, lost sync page write
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.914743] JBD2: Error -5 detected when
updating journal superblock for dm-0-8.
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918526] EXT4-fs error (device dm-0):
ext4_journal_check_start:83: comm rs:main Q:Reg: Detected aborted journal
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918558] EXT4-fs error (device dm-0):
ext4_journal_check_start:83: comm systemd-journal: Detected aborted journal
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918601] Buffer I/O error on dev dm-0,
logical block 0, lost sync page write
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918703] EXT4-fs (dm-0): I/O error
while writing superblock
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918710] EXT4-fs (dm-0): previous I/O
error to superblock detected
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918726] EXT4-fs (dm-0): Remounting
filesystem read-only
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918783] Buffer I/O error on dev dm-0,
logical block 0, lost sync page write
Jul 14 03:55:57 ubuntu2204 kernel: [ 670.918852] EXT4-fs (dm-0): I/O error
while writing superblock
Jul 14 03:56:25 ubuntu2204 multipathd[676]: sda: path already removed
Jul 14 03:56:56 ubuntu2204 multipathd[676]: sdb: path already removed
--
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/1976228
Title:
[Ubuntu 22.04 LTS]The host OS becomes read-only after the 'rescan-
scsi-bus.sh -r' command is executed
Status in linux package in Ubuntu:
Confirmed
Bug description:
OS:Ubuntu 22.04 LTS
kernel:5.15.0-33-generic
host model:Dell PowerEdge R630
issue description:
After I mapped luns from array to my host, I ran 'rescan-scsi-bus.sh -r' to
scan for luns, my host crashed and became read-only.After the KVM forcibly
restarts the host, the host is restored to normal.
---
ProblemType: Bug
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 May 30 08:33 seq
crw-rw---- 1 root audio 116, 33 May 30 08:33 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.11-0ubuntu82.1
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: N/A
DistroRelease: Ubuntu 22.04
InstallationDate: Installed on 2022-05-26 (4 days ago)
InstallationMedia: Ubuntu-Server 22.04 LTS "Jammy Jellyfish" - Release amd64
(20220421)
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 mgag200drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-33-generic
root=/dev/mapper/ubuntu--vg-ubuntu--lv ro
ProcVersionSignature: Ubuntu 5.15.0-33.34-generic 5.15.30
RelatedPackageVersions:
linux-restricted-modules-5.15.0-33-generic N/A
linux-backports-modules-5.15.0-33-generic N/A
linux-firmware 20220329.git681281e4-0ubuntu3
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
Tags: jammy uec-images
Uname: Linux 5.15.0-33-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: N/A
_MarkForUpload: True
dmi.bios.date: 05/14/2021
dmi.bios.release: 2.13
dmi.bios.version: 2.13.0
dmi.board.name: 02C2CP
dmi.board.version: A01
dmi.chassis.type: 23
dmi.modalias:
dmi:bvn:bvr2.13.0:bd05/14/2021:br2.13:svn:pn:pvr:rvn:rn02C2CP:rvrA01:cvn:ct23:cvr:skuSKU=NotProvided;ModelName=:
dmi.product.sku: SKU=NotProvided;ModelName=
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