From: Johannes Berg <johannes@sipsolutions.net>
To: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: wwguy <wey-yi.w.guy@intel.com>,
Intel Linux Wireless <ilw@linux.intel.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH v2] iwlwifi: fix dma mappings and skbs leak
Date: Tue, 15 Feb 2011 12:50:02 +0100 [thread overview]
Message-ID: <1297770602.3935.3.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <20110215113444.GC2162@redhat.com>
On Tue, 2011-02-15 at 12:34 +0100, Stanislaw Gruszka wrote:
> Today I tried to reproduce problem a few times with
> patch applied and does not see dma warning. Also
> iptables modules still unload fine.
>
> However during testing, I triggered different warning:
>
> WARNING: at lib/debugobjects.c:259 debug_print_object+0x5c/0x70()
> Hardware name: HP xw8600 Workstation
> ODEBUG: free active (active state 0) object type: timer_list
> Pid: 9139, comm: rmmod Not tainted 2.6.38-rc4-wl+ #21
> Call Trace:
> [<ffffffff810649cf>] ? warn_slowpath_common+0x7f/0xc0
> [<ffffffff81064ac6>] ? warn_slowpath_fmt+0x46/0x50
> [<ffffffff81226eec>] ? debug_print_object+0x5c/0x70
> [<ffffffff81227585>] ? debug_check_no_obj_freed+0x125/0x210
> [<ffffffff8109ebd7>] ? debug_check_no_locks_freed+0xf7/0x170
> [<ffffffff81156092>] ? kfree+0xc2/0x2f0
> [<ffffffffa02a5188>] ? ieee80211_unregister_hw+0x58/0x120 [mac80211]
> It looks more like mac80211 issue for me.
Agree, but I wish the timer objects had a name so we'd know what it
was ... hmm, how can we figure out which timer this is?
johannes
next prev parent reply other threads:[~2011-02-15 11:50 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-14 14:32 [PATCH v2] iwlwifi: fix dma mappings and skbs leak Stanislaw Gruszka
2011-02-14 15:51 ` wwguy
2011-02-15 11:34 ` Stanislaw Gruszka
2011-02-15 11:50 ` Johannes Berg [this message]
2011-02-15 13:04 ` Stanislaw Gruszka
2011-02-15 13:09 ` Johannes Berg
2011-02-15 13:22 ` Stanislaw Gruszka
2011-02-15 13:30 ` Johannes Berg
2011-02-16 9:49 ` Stanislaw Gruszka
2011-02-16 9:54 ` [PATCH] mac80211: fix conn_mon_timer running after disassociate Stanislaw Gruszka
2011-02-16 11:10 ` Johannes Berg
2011-02-18 2:19 ` Sujith
2011-02-18 7:48 ` Stanislaw Gruszka
2011-02-19 9:04 ` [PATCH v2] iwlwifi: fix dma mappings and skbs leak Johannes Berg
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