I’m experincing system freezes on Fedora 32. After the following hard reset and reboot, one of my hdd drives (/dev/sdh) keeps getting kicked out of my RAID6 (/dev/md1) and mdadm --examine cannot even find a superblock on it anymore:
# mdadm --detail /dev/md1
/dev/md1:
Version : 1.2
Creation Time : Sat Mar 8 20:10:04 2014
Raid Level : raid6
Array Size : 11721060352 (11178.07 GiB 12002.37 GB)
Used Dev Size : 2930265088 (2794.52 GiB 3000.59 GB)
Raid Devices : 6
Total Devices : 5
Persistence : Superblock is persistent
Update Time : Tue Aug 11 15:55:38 2020
State : clean, degraded
Active Devices : 5
Working Devices : 5
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 512K
Consistency Policy : resync
Name : hal01:md1
UUID : 8252380b:1c2d391a:1b8454fc:f1054b90
Events : 617244
Number Major Minor RaidDevice State
0 8 16 0 active sync /dev/sdb
6 8 96 1 active sync /dev/sdg
7 8 48 2 active sync /dev/sdd
5 8 32 3 active sync /dev/sdc
- 0 0 4 removed
8 8 0 5 active sync /dev/sda
# mdadm --examine /dev/sdh
/dev/sdh:
MBR Magic : aa55
Partition[0] : 4294967295 sectors at 1 (type ee)
Related logs are at https://pastebin.com/WdTfUsXx
About my system:
uname -a
Linux PC-192-168-137-3.fritz.box 5.7.11-200.fc32.x86_64 #1 SMP Wed Jul 29 17:15:52 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 23
model : 24
model name : AMD Ryzen 3 3200G with Radeon Vega Graphics
stepping : 1
microcode : 0x8108109
cpu MHz : 1256.452
cache size : 512 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 4
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate sme ssbd sev ibpb vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca
bugs : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass
bogomips : 7187.29
TLB size : 2560 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 43 bits physical, 48 bits virtual
power management: ts ttp tm hwpstate eff_freq_ro [13] [14]
processor : 1
vendor_id : AuthenticAMD
cpu family : 23
model : 24
model name : AMD Ryzen 3 3200G with Radeon Vega Graphics
stepping : 1
microcode : 0x8108109
cpu MHz : 1257.062
cache size : 512 KB
physical id : 0
siblings : 4
core id : 1
cpu cores : 4
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate sme ssbd sev ibpb vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca
bugs : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass
bogomips : 7187.29
TLB size : 2560 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 43 bits physical, 48 bits virtual
power management: ts ttp tm hwpstate eff_freq_ro [13] [14]
processor : 2
vendor_id : AuthenticAMD
cpu family : 23
model : 24
model name : AMD Ryzen 3 3200G with Radeon Vega Graphics
stepping : 1
microcode : 0x8108109
cpu MHz : 1266.412
cache size : 512 KB
physical id : 0
siblings : 4
core id : 2
cpu cores : 4
apicid : 2
initial apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate sme ssbd sev ibpb vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca
bugs : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass
bogomips : 7187.29
TLB size : 2560 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 43 bits physical, 48 bits virtual
power management: ts ttp tm hwpstate eff_freq_ro [13] [14]
processor : 3
vendor_id : AuthenticAMD
cpu family : 23
model : 24
model name : AMD Ryzen 3 3200G with Radeon Vega Graphics
stepping : 1
microcode : 0x8108109
cpu MHz : 1257.557
cache size : 512 KB
physical id : 0
siblings : 4
core id : 3
cpu cores : 4
apicid : 3
initial apicid : 3
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate sme ssbd sev ibpb vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca
bugs : sysret_ss_attrs null_seg spectre_v1 spectre_v2 spec_store_bypass
bogomips : 7187.29
TLB size : 2560 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 43 bits physical, 48 bits virtual
power management: ts ttp tm hwpstate eff_freq_ro [13] [14]
cat /proc/mdstat
Personalities : [raid1] [raid6] [raid5] [raid4]
md1 : active raid6 sdc[5] sdb[0] sdg[6] sdd[7] sda[8]
11721060352 blocks super 1.2 level 6, 512k chunk, algorithm 2 [6/5] [UUUU_U]
md125 : active raid1 sdf1[1] sde1[0]
1046528 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md126 : active raid1 sde3[0] sdf3[1]
450891776 blocks super 1.2 [2/2] [UU]
bitmap: 0/4 pages [0KB], 65536KB chunk
md127 : active raid1 sde2[0] sdf2[1]
16759808 blocks super 1.2 [2/2] [UU]
unused devices: