Diffusion FreeBSD src repository c80a4b76ceac

ipdivert: check that PCB is still valid after taking INPCB_RLOCK.
c80a4b76ceac
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Description

ipdivert: check that PCB is still valid after taking INPCB_RLOCK.

We are inspecting PCBs of divert sockets under NET_EPOCH section,
but PCB could be already detached and we should check INP_FREED flag
when we took INP_RLOCK.

PR: 254478
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D29420

Details

Provenance

ae	Authored on Mar 30 2021, 9:31 AM

Differential Revision

D29420: ip_divert: check that PCB is still valid after INP_RLOCK taking

Parents

rGb013912772ec: bhyve: change vq_getchain to return iovecs in both directions

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Event Timeline

ae committed rGc80a4b76ceac: ipdivert: check that PCB is still valid after taking INPCB_RLOCK. (authored by ae).Mar 30 2021, 9:31 AM

ae added an edge: D29420: ip_divert: check that PCB is still valid after INP_RLOCK taking.Mar 30 2021, 9:43 AM

ae mentioned this in rG6b8c65318e81: ipdivert: check that PCB is still valid after taking INPCB_RLOCK..Apr 6 2021, 6:50 AM

ae mentioned this in rG38c299fe8562: ipdivert: check that PCB is still valid after taking INPCB_RLOCK..

Changes (1)

Path

Size

sys/

netinet/

ip_divert.c

rGc80a4b76ceac

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