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From: Ben Hutchings <ben@decadent.org.uk>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org,
	alan@lxorguk.ukuu.org.uk, Ian Campbell <Ian.Campbell@citrix.com>,
	George Shuklin <george.shuklin@gmail.com>,
	Ian Campbell <ian.campbell@citrix.com>,
	William Dauchy <wdauchy@gmail.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: [ 45/48] xen/netfront: teardown the device before unregistering it.
Date: Sun, 01 Jul 2012 18:20:51 +0100	[thread overview]
Message-ID: <20120701172013.057646773@decadent.org.uk> (raw)
In-Reply-To: <20120701172006.535271340@decadent.org.uk>

3.2-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Ian Campbell <Ian.Campbell@citrix.com>

commit 6bc96d047fe32d76ef79f3195c52a542edf7c705 upstream.

Fixes:
[   15.470311] WARNING: at /local/scratch/ianc/devel/kernels/linux/fs/sysfs/file.c:498 sysfs_attr_ns+0x95/0xa0()
[   15.470326] sysfs: kobject eth0 without dirent
[   15.470333] Modules linked in:
[   15.470342] Pid: 12, comm: xenwatch Not tainted 3.4.0-x86_32p-xenU #93
and
[    9.150554] BUG: unable to handle kernel paging request at 2b359000
[    9.150577] IP: [<c1279561>] linkwatch_do_dev+0x81/0xc0
[    9.150592] *pdpt = 000000002c3c9027 *pde = 0000000000000000
[    9.150604] Oops: 0002 [#1] SMP
[    9.150613] Modules linked in:

This is http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=675190

Reported-by: George Shuklin <george.shuklin@gmail.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Tested-by: William Dauchy <wdauchy@gmail.com>
Cc: 675190@bugs.debian.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 drivers/net/xen-netfront.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 2027afe..3089990 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1935,14 +1935,14 @@ static int __devexit xennet_remove(struct xenbus_device *dev)
 
 	dev_dbg(&dev->dev, "%s\n", dev->nodename);
 
-	unregister_netdev(info->netdev);
-
 	xennet_disconnect_backend(info);
 
-	del_timer_sync(&info->rx_refill_timer);
-
 	xennet_sysfs_delif(info->netdev);
 
+	unregister_netdev(info->netdev);
+
+	del_timer_sync(&info->rx_refill_timer);
+
 	free_percpu(info->stats);
 
 	free_netdev(info->netdev);



  parent reply	other threads:[~2012-07-01 18:22 UTC|newest]

Thread overview: 77+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-01 17:20 [ 00/48] 3.2.22-stable review Ben Hutchings
2012-07-01 17:20 ` [ 01/48] staging:iio:ad7606: Re-add missing scale attribute Ben Hutchings
2012-07-01 17:20 ` [ 02/48] Tools: hv: verify origin of netlink connector message Ben Hutchings
2012-07-01 17:20 ` [ 03/48] edac: avoid mce decoding crash after edac driver unloaded Ben Hutchings
2012-07-01 17:20 ` [ 04/48] hwrng: atmel-rng - fix data valid check Ben Hutchings
2012-07-01 17:20 ` [ 05/48] staging: r8712u: Add new USB IDs Ben Hutchings
2012-07-01 17:20 ` [ 06/48] hwmon: (applesmc) Limit key length in warning messages Ben Hutchings
2012-07-01 17:20 ` [ 07/48] mm: fix slab->page _count corruption when using slub Ben Hutchings
2012-07-02 23:46   ` Herton Ronaldo Krzesinski
2012-07-02 23:56     ` Herton Ronaldo Krzesinski
2012-07-03  1:17       ` Herton Ronaldo Krzesinski
2012-07-03 20:19         ` Pravin Shelar
2012-07-04  4:36     ` Ben Hutchings
2012-07-01 17:20 ` [ 08/48] mm: pmd_read_atomic: fix 32bit PAE pmd walk vs pmd_populate SMP race condition Ben Hutchings
2012-07-01 17:20 ` [ 09/48] thp: avoid atomic64_read in pmd_read_atomic for 32bit PAE Ben Hutchings
2012-07-01 17:20 ` [ 10/48] nilfs2: ensure proper cache clearing for gc-inodes Ben Hutchings
2012-07-01 17:20 ` [ 11/48] mm: correctly synchronize rss-counters at exit/exec Ben Hutchings
2012-07-01 19:02   ` Hugh Dickins
2012-07-02  2:01     ` Ben Hutchings
2012-07-02 16:46       ` Oleg Nesterov
2012-07-04  4:31         ` Ben Hutchings
2012-07-01 17:20 ` [ 12/48] drm/i915: Finish any pending operations on the framebuffer before disabling Ben Hutchings
2012-07-01 17:20 ` [ 13/48] drm/i915: Remove use of the autoreported ringbuffer HEAD position Ben Hutchings
2012-07-01 17:20 ` [ 14/48] e1000e: Disable ASPM L1 on 82574 Ben Hutchings
2012-07-01 17:20 ` [ 15/48] e1000e: Remove special case for 82573/82574 ASPM L1 disablement Ben Hutchings
2012-07-01 22:59   ` Jonathan Nieder
2012-07-02  7:21     ` Chris Boot
2012-07-01 17:20 ` [ 16/48] drm/i915: Do the fallback non-IRQ wait in ring throttle, too Ben Hutchings
2012-07-01 17:20 ` [ 17/48] staging:rts_pstor:Fix possible panic by NULL pointer dereference Ben Hutchings
2012-07-01 17:20 ` [ 18/48] [media] gspca-core: Fix buffers staying in queued state after a stream_off Ben Hutchings
2012-07-01 17:20 ` [ 19/48] [media] smsusb: add autodetection support for USB ID 2040:f5a0 Ben Hutchings
2012-07-01 17:20 ` [ 20/48] drm/edid: dont return stack garbage from supports_rb Ben Hutchings
2012-07-01 17:20 ` [ 21/48] drm/nouveau/fbcon: using nv_two_heads is not a good idea Ben Hutchings
2012-07-01 17:20 ` [ 22/48] dm thin: reinstate missing mempool_free in cell_release_singleton Ben Hutchings
2012-07-01 17:20 ` [ 23/48] ath9k: Fix a WARNING on suspend/resume with IBSS Ben Hutchings
2012-07-01 17:20 ` [ 24/48] cfg80211: fix potential deadlock in regulatory Ben Hutchings
2012-07-01 17:20 ` [ 25/48] ath9k: Fix softlockup in AR9485 Ben Hutchings
2012-07-01 17:20 ` [ 26/48] can: c_can: precedence error in c_can_chip_config() Ben Hutchings
2012-07-01 17:20 ` [ 27/48] ath9k: fix a tx rate duration calculation bug Ben Hutchings
2012-07-01 17:20 ` [ 28/48] batman-adv: fix skb->data assignment Ben Hutchings
2012-07-01 17:20 ` [ 29/48] ARM: SAMSUNG: Should check for IS_ERR(clk) instead of NULL Ben Hutchings
2012-07-01 17:20 ` [ 30/48] ath9k_hw: avoid possible infinite loop in ar9003_get_pll_sqsum_dvc Ben Hutchings
2012-07-01 17:20 ` [ 31/48] iwlwifi: remove log_event debugfs file debugging is disabled Ben Hutchings
2012-07-01 17:20 ` [ 32/48] ARM: SAMSUNG: Fix for S3C2412 EBI memory mapping Ben Hutchings
2012-07-01 17:20 ` [ 33/48] USB: option: add id for Cellient MEN-200 Ben Hutchings
2012-07-01 17:20 ` [ 34/48] oprofile: perf: use NR_CPUS instead or nr_cpumask_bits for static array Ben Hutchings
2012-07-01 17:20 ` [ 35/48] drm/i915: Refactor the deferred PM_IIR handling into a single function Ben Hutchings
2012-07-01 17:20 ` [ 36/48] drm/i915: rip out the PM_IIR WARN Ben Hutchings
2012-07-01 17:20 ` [ 37/48] drm/i915: Fix eDP blank screen after S3 resume on HP desktops Ben Hutchings
2012-07-01 17:20 ` [ 38/48] SCSI & usb-storage: add try_rc_10_first flag Ben Hutchings
2012-07-02  7:10   ` Hans de Goede
2012-07-02 18:52     ` Linus Torvalds
2012-07-02 20:39       ` James Bottomley
2012-07-02 22:23         ` Linus Torvalds
2012-07-03  0:41           ` Matthew Wilcox
2012-07-03  6:18             ` James Bottomley
2012-07-03 15:49               ` Alan Stern
2012-07-03 17:32                 ` Matthew Wilcox
2012-07-03 19:50                   ` Alan Stern
2012-07-03 20:07                     ` James Bottomley
2012-07-03 20:25                       ` Alan Stern
2012-07-03 20:35                       ` Matthew Wilcox
2012-07-05 21:40                         ` Alan Stern
2012-07-06  3:05                           ` Matthew Wilcox
2012-07-06 14:00                             ` Alan Stern
2012-07-04  4:39     ` Ben Hutchings
2012-07-01 17:20 ` [ 39/48] PM / Sleep: Prevent waiting forever on asynchronous suspend after abort Ben Hutchings
2012-07-01 17:20 ` [ 40/48] x86, cpufeature: Rename X86_FEATURE_DTS to X86_FEATURE_DTHERM Ben Hutchings
2012-07-01 17:20 ` [ 41/48] stable: Allow merging of backports for serious user-visible performance issues Ben Hutchings
2012-07-01 17:20 ` [ 42/48] ALSA: hda - Add Realtek ALC280 codec support Ben Hutchings
2012-07-01 17:20 ` [ 43/48] USB: option: Add USB ID for Novatel Ovation MC551 Ben Hutchings
2012-07-01 17:20 ` [ 44/48] USB: CP210x Add 10 Device IDs Ben Hutchings
2012-07-01 17:20 ` Ben Hutchings [this message]
2012-07-01 17:20 ` [ 46/48] can: flexcan: use be32_to_cpup to handle the value of dt entry Ben Hutchings
2012-07-01 17:20 ` [ 47/48] acpi_pad: fix power_saving thread deadlock Ben Hutchings
2012-07-01 17:20 ` [ 48/48] batman-adv: only drop packets of known wifi clients Ben Hutchings
2012-07-01 19:11 ` [ 00/48] 3.2.22-stable review Ben Hutchings

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