[Bug 1884684] Re: QEMU 5.0: Guest VM hangs/freeze when unplugging USB device

2021-05-07 Thread TheCatFelix
Issue does not occur in latest version of QEMU anymore. ** Changed in: qemu Status: Incomplete => Fix Released -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1884684 Title: QEMU 5.0: Guest V

[Bug 1884684] Re: QEMU 5.0: Guest VM hangs/freeze when unplugging USB device

2021-05-06 Thread Thomas Huth
The QEMU project is currently moving its bug tracking to another system. For this we need to know which bugs are still valid and which could be closed already. Thus we are setting older bugs to "Incomplete" now. If the bug has already been fixed in the latest upstream version of QEMU, then please

[Bug 1884684] Re: QEMU 5.0: Guest VM hangs/freeze when unplugging USB device

2020-08-11 Thread TheCatFelix
I do get get the same backtrace in gdb every time every time when we reproduce the hang: (gdb) thread apply all bt Thread 9 (Thread 0x7fd1415ff700 (LWP 3202)): #0 0x7fd323d154bf in __GI___poll (fds=0x7fd1415fe6c0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x7fd3249

[Bug 1884684] Re: QEMU 5.0: Guest VM hangs/freeze when unplugging USB device

2020-08-11 Thread TheCatFelix
Link to bug on the proxmox side: https://bugzilla.proxmox.com/show_bug.cgi?id=2781 ** Bug watch added: bugzilla.proxmox.com/ #2781 https://bugzilla.proxmox.com/show_bug.cgi?id=2781 -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU.

[Bug 1884684] Re: QEMU 5.0: Guest VM hangs/freeze when unplugging USB device

2020-07-30 Thread TheCatFelix
Following reports on Proxmox forums, this is still very much seen by multiple users with no known workaround. I was able to run QEMU 5.0.13 (Debian) with all traces turned on and capture the following: - Behavior is reproducible by unbinding usb device on the host (ex. "echo '1-8' > /sys/bus/usb