[Bug 218715] e1000 emulation in bhyve will lock up under Windows guests

2021-04-24 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218715

--- Comment #3 from Peter Grehan  ---
I believe this was fixed with this commit:

"bhyve: Update TX descriptor base address and host mapping on change"
https://github.com/freebsd/freebsd-src/commit/60dc6bee

This change was MFCd to stable/12, but later than the 12.2 release.

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[Bug 218715] e1000 emulation in bhyve will lock up under Windows guests

2021-04-08 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218715

--- Comment #2 from rob2g2  ---
ran into the same problem on a 12.2-RELEASE-p6 system.

Windows sometimes crashes after a few minutes, and bhyve exiting shows:

rdmsr to register 0x3a on vcpu 0
e82545: TSO hdrlen too small for vlan insertion (0 vs 12) -- dropped
e82545: TSO hdrlen too small for vlan insertion (0 vs 12) -- dropped
Assertion failed: (dtype == ntype), function e82545_transmit, file
/usr/src/usr.sbin/bhyve/pci_e82545.c, line 1137.
Abort trap
rdmsr to register 0x3a on vcpu 0
Segmentation fault

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[Bug 218715] e1000 emulation in bhyve will lock up under Windows guests

2018-09-11 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218715

Reshad Patuck  changed:

   What|Removed |Added

 CC||reshadpatu...@gmail.com

--- Comment #1 from Reshad Patuck  ---
Has anyone run into this recently, or has this been fixed upstream?

I ran into what this describes today (using a build form Feb 2018) while
copying files over RDP to a VM ~300 MB of files over a local network was good
enough to hang the VM.

Even the VNC console was unresponsive after this and htop shows 100% CPU.
My bhyve VM is set to 2 virtual cpus.

Let me know if there is anything I can do to help triage/fix this.

I can confirm virtio does not have this problem, have copied a few GBs of data
over RDP without any issues.

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[Bug 218715] e1000 emulation in bhyve will lock up under Windows guests

2017-04-17 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218715

Bug ID: 218715
   Summary: e1000 emulation in bhyve will lock up under Windows
guests
   Product: Base System
   Version: CURRENT
  Hardware: amd64
OS: Any
Status: New
  Keywords: bhyve
  Severity: Affects Some People
  Priority: ---
 Component: bin
  Assignee: freebsd-virtualization@FreeBSD.org
  Reporter: gre...@freebsd.org

When using the e1000 emulation in bhyve with Windows guests, it's possible to
get a lockup where a single vCPU spins at 100%.

This can be reproduced within 10 minutes or so by running iperf3 on Windows to
the host. In normal use, the lockup can take hours or even weeks, but seems to
eventually occur.

A workaround is to use the virtio network drivers on Windows with the
virtio-net emulation on bhyve.

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