This bug is awaiting verification that the linux-bluefield/5.4.0-1057.63
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-focal' to 'verification-done-focal'. If the
problem still exists, change the tag 'verification-needed-focal' to
'verification-failed-focal'.

If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.

See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: kernel-spammed-focal-linux-bluefield verification-needed-focal

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Packages, which is subscribed to linux-bluefield in Ubuntu.
https://bugs.launchpad.net/bugs/2001564

Title:
  Kernel crash due to Bluefield pka TRNG ioctl call

Status in linux-bluefield package in Ubuntu:
  Invalid
Status in linux-bluefield source package in Focal:
  Fix Committed
Status in linux-bluefield source package in Jammy:
  Fix Committed

Bug description:
  SRU Justification

  [Impact]
  Bluefield 3 on Ubuntu 22.04 and OpenSSL 3.0.2, encounters kernel crash/oops 
when HTTPS client uses OpenSSL with PKA engine during TLS handshake. The issue 
is with TRNG ioctl call. The kernel logs show the following errors.

  Unable to handle kernel access to user memory outside uaccess routines
  at virtual address 0000ffffce65d328

  BF3 on Ubuntu 22.04, OpenSSl 3.0.2

  [Fix]
  * Change RNG ioctl kernel handler code to copy data from user to kernel space.

  [Test Case]
  openssl rand -engine pka 512

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