"pstore: crypto_comp_decompress failed" found in Power9 boot dmesg with Eoan kernel

[Po-Hsu Lin]

Issue found on PowerPC P9 node "baltar"

[ 4.775420] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: (null)
[ 5.547096] systemd[1]: Inserted module 'autofs4'
[ 5.627326] pstore: crypto_comp_decompress failed, ret = -22!
[ 5.664716] systemd[1]: systemd 242 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=hybrid)

Looks like this is the fix:
https://github.com/torvalds/linux/commit/89d328f637b9904b6d4c9af73c8a608b8dd4d6f8

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-5.3.0-26-generic 5.3.0-26.28
ProcVersionSignature: User Name 5.3.0-26.28-generic 5.3.13
Uname: Linux 5.3.0-26-generic ppc64le
.sys.firmware.opal.msglog: Error: [Errno 13] Permission denied: '/sys/firmware/opal/msglog'
AlsaDevices:
 total 0
 crw-rw---- 1 root audio 116, 1 Jan 13 06:51 seq
 crw-rw---- 1 root audio 116, 33 Jan 13 06:51 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: ppc64el
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Date: Mon Jan 13 08:07:01 2020
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
Lsusb:
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 003: ID 0451:80ff Texas Instruments, Inc.
 Bus 001 Device 004: ID 0557:2419 ATEN International Co., Ltd
 Bus 001 Device 002: ID 0557:7000 ATEN International Co., Ltd Hub
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
PciMultimedia:

ProcFB: 0 astdrmfb
ProcKernelCmdLine: root=UUID=acd1a0d7-f6fc-4130-928c-c8b11ad6e4be ro console=hvc0
ProcLoadAvg: 0.02 0.01 0.00 1/1401 5112
ProcLocks:
 1: POSIX ADVISORY WRITE 3283 00:18:493 0 EOF
 2: POSIX ADVISORY WRITE 3542 00:18:594 0 EOF
 3: FLOCK ADVISORY WRITE 3534 00:18:578 0 EOF
ProcSwaps:
 Filename Type Size Used Priority
 /swap.img file 8388544 0 -2
ProcVersion: Linux version 5.3.0-26-generic (buildd@bos02-ppc64el-018) (gcc version 9.2.1 20191008 (User Name 9.2.1-9ubuntu2)) #28-User Name SMP Wed Dec 18 05:34:53 UTC 2019
RelatedPackageVersions:
 linux-restricted-modules-5.3.0-26-generic N/A
 linux-backports-modules-5.3.0-26-generic N/A
 linux-firmware 1.183.3
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
VarLogDump_list: total 0
cpu_cores: Number of cores present = 40
cpu_coreson: Number of cores online = 39
cpu_smt: SMT=4

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.

[Po-Hsu Lin (cypressyew)]

Issue found in disco as well:
$ grep crypto_comp_ /var/log/syslog
Jan 14 02:35:58 baltar kernel: [ 7.056147] pstore: crypto_comp_decompress failed, ret = -22!
$ uname -a
Linux baltar 5.0.0-39-generic #43-Ubuntu SMP Thu Jan 9 13:37:59 UTC 2020 ppc64le ppc64le ppc64le GNU/Linux