I can't install guest OS in virt-manager due to OOM of virt-manager after upgrade of kernel from 5.18.13 to 5.18.16 on Fedora 35. Reverting back to kernel 5.18.13 fixed the issue. Tried on this guest: https://download.acronis.com/vstorage/releases/5.0/x86_64/iso/acronis-cyber-infrastructure.iso Have not tried yet on other guests.
No hardware specs, no guest specs, no errors, nothing. What should kernel developers deduce from this bug report?
Host hardware specs: https://linux-hardware.org/?probe=69ebaebf95 Guest specs: 4 CPU, 13G RAM, 2 NIC Error: guest OOM
Not reproduced after reinstalling kernel update to 5.18.16. Probably this is Fedora update problem or Linux kernel update problem.
Reproduced again on 5.18.16. Error: [11591.824587] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=user.slice,mems_allowed=0,global_oom,task_memcg=/machine.slice/machine-qemu\x2d2\x2dCyberinfra\x2d5.0.1.scope/libvirt,task=qemu-system-x86,pid=64483,uid=107 [11591.824726] Out of memory: Killed process 64483 (qemu-system-x86) total-vm:18661148kB, anon-rss:12340664kB, file-rss:0kB, shmem-rss:4kB, UID:107 pgtables:26108kB oom_score_adj:0 [11591.827949] Purging GPU memory, 0 pages freed, 0 pages still pinned, 2113 pages left available. [11591.945383] Purging GPU memory, 0 pages freed, 0 pages still pinned, 2113 pages left available.