PBS VM keeps crashing on PVE

[bco_]

Hi !

I'm facing an issue with one of my VM.
My MV is a QEMU with one device mapping for external SSD and PBS installed inside.

This MV is often stopping and getting this in host system logs :

Jul 09 18:49:15 pve01 kernel: usb 2-2.3: reset SuperSpeed Plus Gen 2x1 USB device number 11 using xhci_hcd
Jul 09 18:49:17 pve01 kernel: usb 2-2.2: reset SuperSpeed Plus Gen 2x1 USB device number 14 using xhci_hcd
Jul 09 18:49:52 pve01 kernel: kvm[2151729]: segfault at 31 ip 00005b55559fafc0 sp 00007ffccdb35820 error 4 in qemu-system-x86_64[5b555575d000+626000] likely on CPU 2 (core 1, socket 0)
Jul 09 18:49:52 pve01 kernel: Code: 26 3a 4b 00 8b 04 81 89 42 54 80 7b 10 00 0f 85 c6 00 00 00 8b 05 00 f0 c5 00 4c 8b 6b 08 85 c0 0f 85 64 01 00 00 49 8b 45 10 <80> 78 0c 00 74 0a 80 78 01 69 0f 84 00 01 00 00 48 8d 35 6a bd 46
Jul 09 18:49:52 pve01 pvedaemon[2594445]: <root@pam> end task UPID:pve01:00279EA8:0A47F93C:668D68CA:vncproxy:101:root@pam: OK
Jul 09 18:49:52 pve01 kernel: fwbr101i0: port 2(tap101i0) entered disabled state
Jul 09 18:49:52 pve01 kernel: tap101i0 (unregistering): left allmulticast mode
Jul 09 18:49:52 pve01 kernel: fwbr101i0: port 2(tap101i0) entered disabled state
Jul 09 18:49:52 pve01 systemd[1]: 101.scope: Deactivated successfully.
Jul 09 18:49:52 pve01 systemd[1]: 101.scope: Consumed 25min 37.053s CPU time.
Jul 09 18:49:53 pve01 qmeventd[2598755]: Starting cleanup for 101
Jul 09 18:49:53 pve01 kernel: fwbr101i0: port 1(fwln101i0) entered disabled state
Jul 09 18:49:53 pve01 kernel: vmbr0: port 11(fwpr101p0) entered disabled state
Jul 09 18:49:53 pve01 kernel: fwln101i0 (unregistering): left allmulticast mode
Jul 09 18:49:53 pve01 kernel: fwln101i0 (unregistering): left promiscuous mode
Jul 09 18:49:53 pve01 kernel: fwbr101i0: port 1(fwln101i0) entered disabled state
Jul 09 18:49:53 pve01 kernel: fwpr101p0 (unregistering): left allmulticast mode
Jul 09 18:49:53 pve01 kernel: fwpr101p0 (unregistering): left promiscuous mode
Jul 09 18:49:53 pve01 kernel: vmbr0: port 11(fwpr101p0) entered disabled state
Jul 09 18:49:53 pve01 qmeventd[2598755]: Finished cleanup for 101

I can't find the root cause. Any idea ?

root@pve01:/# pveversion
pve-manager/8.2.4/faa83925c9641325 (running kernel: 6.8.8-1-pve)