Fix panic in hypervisor code upon device detach event
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Authored by • hselasky on Jul 5 2018, 11:30 AM.

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sepherosa_gmail.com
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decui_microsoft.com

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rS336426: hyperv/hn: Fix panic in hypervisor code upon device detach event

Summary

When mlxenX detaches in from vmbus, it will trigger a panic event, because the "hn_ismyvf()" function access freed memebers of the network interface structure.

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rS FreeBSD src repository - subversion

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Event Timeline

• hselasky created this revision.Jul 5 2018, 11:30 AM

Herald added a subscriber: imp. · View Herald TranscriptJul 5 2018, 11:30 AM

Harbormaster completed remote builds in B17856: Diff 44901.Jul 5 2018, 11:30 AM

• hselasky added a reviewer: decui_microsoft.com.Jul 5 2018, 11:36 AM

Looks good to me. I'll commit it shortly.

This revision is now accepted and ready to land.Jul 17 2018, 7:27 PM

Closed by commit rS336426: hyperv/hn: Fix panic in hypervisor code upon device detach event (authored by dexuan). · Explain WhyJul 17 2018, 9:05 PM

This revision was automatically updated to reflect the committed changes.

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Path

Size

head/

sys/

dev/

hyperv/

netvsc/

if_hn.c

7 lines

Diff 45433

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head/sys/dev/hyperv/netvsc/if_hn.c

Fix panic in hypervisor code upon device detach eventClosedPublicActions