skb_cow_head() can change skb->head (and thus skb_shinfo(skb)) We must not cache skb_shinfo(skb) before skb_cow_head(). Fixes: 6818c4d5b3c2 ("idpf: add splitq start_xmit") Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Joshua Hay <joshua.a.hay@intel.com> Cc: Alan Brady <alan.brady@intel.com> Cc: Madhu Chittim <madhu.chittim@intel.com> Cc: Phani Burra <phani.r.burra@intel.com> Cc: Sridhar Samudrala <sridhar.samudrala@intel.com> Cc: Willem de Bruijn <willemb@google.com> Cc: Pavan Kumar Linga <pavan.kumar.linga@intel.com> Cc: Tony Nguyen <anthony.l.nguyen@intel.com> Cc: Bailey Forrest <bcf@google.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Link: https://lore.kernel.org/r/20231103200451.514047-1-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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