Details

user warning: Got error 28 from storage engine query: SELECT t.*,v.weight AS v_weight_unused FROM term_node r INNER JOIN term_data t ON r.tid = t.tid INNER JOIN vocabulary v ON t.vid = v.vid WHERE r.vid = 109 ORDER BY v.weight, t.weight, t.name in /opt/drupal-6.33/modules/taxonomy/taxonomy.module on line 640.

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Issue of the Implementation # L0057

Brief

bridge: fix rcu dereference outside of rcu_read_lock

Detailed Description

As it noted in the comment before the br_handle_frame_finish function, this function should be called under rcu_read_lock. The problem callgraph: br_dev_xmit -> br_nf_pre_routing_finish_bridge_slow -> -> br_handle_frame_finish -> br_port_get_rcu -> rcu_dereference And in this case there is no read-lock section.

Component

linux-kernel 3.5

Accepted

https://lkml.org/lkml/2012/8/13/598
commit

Status

Fixed in kernel 3.6-rc2

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