** Also affects: ubuntu-z-systems
Importance: Undecided
Status: New
** Changed in: ubuntu-z-systems
Importance: Undecided => High
** Changed in: ubuntu-z-systems
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
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https://bugs.launchpad.net/bugs/1813934
Title:
Vsock connect fails with ENODEV for large CID
Status in Ubuntu on IBM z Systems:
New
Status in linux package in Ubuntu:
New
Bug description:
- Problem Descripion:
Kernel 4.19 introduced a bug in the Vsock protocol when using a large Context
ID.
E.g.
CID 0xfff000 works correctly but
CID 0xfff001 fails with ENODEV when trying to connect to the listener.
The issue now also shows up in Ubuntu 18.04 with
-> kernel 4.15.0-44-generic #47-Ubuntu
on x86_64 and s390x.
It is already fixed upstream kernel by:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7fbe078c37aba3088359c9256c1a1d0c3e39ee81
To manage notifications about this bug go to:
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