Thread (2 messages) 2 messages, 2 authors, 29d ago

Re: [PATCH] ice: fix double dereference in TP_printk problems in ice_{rx,tx}_dim_template

flat view

From: Tony Nguyen <anthony.l.nguyen@intel.com>
Date: 2026-09-10 21:11:49
Also in: intel-wired-lan, lkml


On 9/7/2026 9:48 AM, Stefan Metzmacher wrote:
ice_tx_dim_work and ice_rx_dim_work generate the
following: "has double dereference in TP_printk" errors:

  REC->q_vector->tx.tx_ring->q_index
  REC->dim->state
  REC->dim->profile_ix
  REC->dim->tune_state
  REC->dim->steps_right
  REC->dim->steps_left
  REC->dim->tired
Thanks for the patch Stefan but Jakub has already submitted a patch [1] that's en route to fix this.

Thanks,
Tony

[1] https://lore.kernel.org/intel-wired-lan/aqFp78nsYmT8gRDO@gmail.com/T/#ma04a6a8301063209e8eae383e31293953f4eba46 (local)
And the first one hits a WARN_ONCE()...

Fixes: 3089cf6d3caa ("ice: add tracepoints")
Cc: Tony Nguyen <anthony.l.nguyen@intel.com>
Cc: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <redacted>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: intel-wired-lan@lists.osuosl.org
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Stefan Metzmacher <metze@samba.org>
  
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