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Diffstat (limited to 'gitlab/issues_text/target_missing/host_missing/accel_missing/1888')
| -rw-r--r-- | gitlab/issues_text/target_missing/host_missing/accel_missing/1888 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gitlab/issues_text/target_missing/host_missing/accel_missing/1888 b/gitlab/issues_text/target_missing/host_missing/accel_missing/1888 new file mode 100644 index 000000000..d91223c4a --- /dev/null +++ b/gitlab/issues_text/target_missing/host_missing/accel_missing/1888 @@ -0,0 +1,12 @@ +megasas: Buffer I/O error on dev sda / critical target error, dev sda, sector 0 op 0x0:(READ) +Description of problem: +Since QEMU 7.2.0 when using `megasas` device the guest kernel is unable to I/O with the device (Input/output error) also producing errors messages in `dmesg` like these: +``` +[ 18.739344] critical target error, dev sda, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 +[ 18.739925] Buffer I/O error on dev sda, logical block 0, async page read +[ 18.740374] Dev sda: unable to read RDB block 0 +``` + +Relevant options are: `-device megasas -blockdev driver=null-co,read-zeroes=on,node-name=null -device scsi-hd,drive=null` then in guest `modprobe megaraid-sas`. With qcow2 images - errors are the same. + +I also tested that the same commands produce no errors on QEMU 6.0.0 - 7.1.0. |