I have had this issue for a while and can't quite nail it down. My server will randomly hang and become unresponsive, requiring me to reboot on the machine. Cannot access via webgui, ssh, or via monitor plugged in. Never any real info in the logs from what I can tell. Here are from the last time this happened. My server locked up later around 12:01pm or so but the logs stopped until I rebooted. The last line is concerning.
Sep 9 11:53:12 UnRaid-Server kernel: IPv6: ADDRCONF(NETDEV_CHANGE): veth367ca58: link becomes ready
Sep 9 11:53:12 UnRaid-Server kernel: docker0: port 18(veth367ca58) entered blocking state
Sep 9 11:53:12 UnRaid-Server kernel: docker0: port 18(veth367ca58) entered forwarding state
Sep 9 11:53:21 UnRaid-Server kernel: docker0: port 18(veth367ca58) entered disabled state
Sep 9 11:53:21 UnRaid-Server kernel: vethd0ae93e: renamed from eth0
Sep 9 11:53:21 UnRaid-Server kernel: docker0: port 18(veth367ca58) entered disabled state
Sep 9 11:53:21 UnRaid-Server kernel: device veth367ca58 left promiscuous mode
Sep 9 11:53:21 UnRaid-Server kernel: docker0: port 18(veth367ca58) entered disabled state
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered blocking state
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered disabled state
Sep 9 11:54:21 UnRaid-Server kernel: device vethee550ee entered promiscuous mode
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered blocking state
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered forwarding state
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered disabled state
Sep 9 11:54:21 UnRaid-Server kernel: eth0: renamed from vethd3a5f8d
Sep 9 11:54:21 UnRaid-Server kernel: IPv6: ADDRCONF(NETDEV_CHANGE): vethee550ee: link becomes ready
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered blocking state
Sep 9 11:54:21 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered forwarding state
Sep 9 11:54:26 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered disabled state
Sep 9 11:54:26 UnRaid-Server kernel: vethd3a5f8d: renamed from eth0
Sep 9 11:54:26 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered disabled state
Sep 9 11:54:26 UnRaid-Server kernel: device vethee550ee left promiscuous mode
Sep 9 11:54:26 UnRaid-Server kernel: docker0: port 18(vethee550ee) entered disabled state
Sep 9 11:54:27 UnRaid-Server kernel: general protection fault, probably for non-canonical address 0x49e5ef1403d70: 0000 [#3] SMP NOPTI
Sep 9 11:54:27 UnRaid-Server kernel: CPU: 0 PID: 8290 Comm: Disk Tainted: P D W O 5.10.28-Unraid #1
Sep 9 11:54:27 UnRaid-Server kernel: Hardware name: ASUS System Product Name/PRIME Z590-A, BIOS 1202 10/27/2021
Sep 9 11:54:27 UnRaid-Server kernel: RIP: 0010:page_vma_mapped_walk+0x209/0x4dc