[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
I'm having the same problem with Ubuntu 20.4 after update my kernel. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: Won't Fix Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898:
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
** Changed in: zfs-linux (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: Won't Fix Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
Just to add a note that this feature is not currently supported by Ubuntu. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898:
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
reinstalling grub on the disks fixed my issue, so it was caused by something else than what this bug was about, sorry about the noise -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875:
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
well I get the checksum error when loading grub, so I can't even boot.. but I'll try to get help on irc -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
Kernel versions were 4.4.0-42 upgrading to 4.4.0-45. The checksum mismatch happens with every kernel version, so I don't think it's kernel specific. Looks to be a grub or ZOL issue. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046:
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
Hey Timo, I don't think your issue it related to the original issue I raised when I opened this bug. Grub isn't having device path issue, it's having checksum issues. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
when attempting to rescue it from a live session, I get this: grub-probe / error: failed to get canonical path of '/dev/ata-WDC_-part2' which does look odd and wrong, should have /dev/disk/by-id or something? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
this could be related, nothing else pops up from the update log that I still had on a terminal backlog: Tehdään asetuksia: grub-legacy-ec2 (0.7.8-1-g3705bb5-0ubuntu1~16.04.3) ... Searching for GRUB installation directory ... found: /boot/grub Cannot determine root device. Assuming /dev/hda1 This error is probably caused by an invalid /etc/fstab Searching for default file ... found: /boot/grub/default Testing for an existing GRUB menu.lst file ... found: /boot/grub/menu.lst Searching for splash image ... none found, skipping ... Found kernel: /boot/vmlinuz-4.4.0-36-generic Found kernel: /boot/vmlinuz-4.4.0-24-generic Found kernel: /boot/vmlinuz-4.4.0-22-generic Found kernel: /boot/vmlinuz-4.4.0-45-generic Found kernel: /boot/vmlinuz-4.4.0-42-generic Found kernel: /boot/vmlinuz-4.4.0-38-generic Found kernel: /boot/vmlinuz-4.4.0-36-generic Found kernel: /boot/vmlinuz-4.4.0-24-generic Found kernel: /boot/vmlinuz-4.4.0-22-generic Replacing config file /run/grub/menu.lst with new version Updating /boot/grub/menu.lst ... done maybe my bug isn't a dupe of the original one? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
mine was (still) running 4.4.0-22 and upgraded to the latest (-45) which failed to boot -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
In case it's related, can you confirm the kernel version you are using now, and the kernel version from before the upgrade? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0:
[Kernel-packages] [Bug 1635115] Re: grub fails zfs root filesystem detection due to failed checksum
** Also affects: zfs-linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum Status in grub2 package in Ubuntu: Confirmed Status in zfs-linux package in Ubuntu: New Bug description: root@q-1-d.sv1:~# lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 root@q-1-d.sv1:~# apt-cache policy grub2-common grub2-common: Installed: 2.02~beta2-36ubuntu3.2 Candidate: 2.02~beta2-36ubuntu3.2 Version table: *** 2.02~beta2-36ubuntu3.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 /var/lib/dpkg/status 2.02~beta2-36ubuntu3 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I followed https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-ZFS to make a ZFS native root disk system. Installation went fine, systems works like a champ... but then, after a while, it's time to apt-get update ; apt-get upgrade to update my kernel. That apt-get install fails because grub can't detect it's root file system: root@q-2-d.sv1:~# grub-probe / grub-probe: error: unknown filesystem. Strange, this use to work. Add in a -vv and I see: grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, b00258 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:442: checksum fletcher4 verification failed grub-core/fs/zfs/zfs.c:447: actual checksum 0059d95adad1 6322fba304b3 00430f321ad7f439 21e873b51c15e3bc grub-core/fs/zfs/zfs.c:452: expected checksum 00035ca143fb 062fc3a48ff8 0005b49e0d96b07e 03841abf1fed586a grub-core/fs/zfs/zfs.c:1919: incorrect checksum grub-core/kern/fs.c:78: zfs detection failed. Now here's the fun part. Rebooting the system will fix the checksum issue for a short amount of time. Here is what it looks like immediately after a reboot: root@q-1-d.sv1:~# grub-probe / zfs grub-core/kern/fs.c:56: Detecting zfs... grub-core/osdep/hostdisk.c:415: opening the device `/dev/sda1' in open_device() grub-core/fs/zfs/zfs.c:1192: label ok 0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:1007: check 2 passed grub-core/fs/zfs/zfs.c:1018: check 3 passed grub-core/fs/zfs/zfs.c:1025: check 4 passed grub-core/fs/zfs/zfs.c:1035: check 6 passed grub-core/fs/zfs/zfs.c:1043: check 7 passed grub-core/fs/zfs/zfs.c:1054: check 8 passed grub-core/fs/zfs/zfs.c:1064: check 9 passed grub-core/fs/zfs/zfs.c:1086: check 11 passed grub-core/fs/zfs/zfs.c:1112: check 10 passed grub-core/fs/zfs/zfs.c:1128: str=com.delphix:hole_birth grub-core/fs/zfs/zfs.c:1128: str=com.delphix:embedded_data grub-core/fs/zfs/zfs.c:1137: check 12 passed (feature flags) grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 2048/2048 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001c0 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2678: endian = -1, blkid=0 grub-core/fs/zfs/zfs.c:2020: endian = -1 grub-core/fs/zfs/zfs.c:2051: endian = -1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = -1 grub-core/fs/zfs/zfs.c:595: dva=8, c001b8 grub-core/osdep/hostdisk.c:394: reusing open device `/dev/sda1' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898: endian = 1 grub-core/fs/zfs/zfs.c:595: dva=8, c001a0 grub-core/fs/zfs/zfs.c:2682: alive grub-core/fs/zfs/zfs.c:2493: looking for 'features_for_read' grub-core/fs/zfs/zfs.c:2020: endian = 1 grub-core/fs/zfs/zfs.c:2046: endian = 1 grub-core/fs/zfs/zfs.c:1875: zio_read: E 0: size 16384/4096 grub-core/fs/zfs/zfs.c:1898:
