Messages in this thread | | | Date | Tue, 9 Nov 2010 22:17:55 +1100 | Subject | Re: 2.6.37-rc1 kmemleak warnings when saving a file over cifs. | From | Andrew Hendry <> |
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Yes that fixes the leak, appears fine now thanks.
On Tue, Nov 9, 2010 at 6:05 PM, Suresh Jayaraman <sjayaraman@suse.de> wrote: > On 11/09/2010 11:31 AM, Andrew Hendry wrote: >> The server is a qnap NAS, running linux 2.6.24 > >> On Tue, Nov 9, 2010 at 3:12 PM, Steve French <smfrench@gmail.com> wrote: >>> On Mon, Nov 8, 2010 at 6:13 PM, Andrew Hendry <andrew.hendry@gmail.com> wrote: >>>> Have just noticed these in the past few days, now running 2.6.37-rc1+ >>>> Seems to be 1 logged per file save when using a text file with gedit over cifs. >>> >>> Can you tell the called function in cifs_setattr_unix vs. cifs_setattr_nounix >>> (the former will usually be called when the server is Samba, the latter >>> when the server is Windows or NetApp). �What is the server type? >>> >>>> unreferenced object 0xffff88022ee08b40 (size 32): >>>> �comm "gedit", pid 2524, jiffies 4300160388 (age 2633.655s) >>>> �hex dump (first 32 bytes): >>>> � �5c 2e 67 6f 75 74 70 75 74 73 74 72 65 61 6d 2d �\.goutputstream- >>>> � �35 42 41 53 4c 56 00 de 09 00 00 00 2c 26 78 ee �5BASLV......,&x. >>>> �backtrace: >>>> � �[<ffffffff81504a4d>] kmemleak_alloc+0x2d/0x60 >>>> � �[<ffffffff81136e13>] __kmalloc+0xe3/0x1d0 >>>> � �[<ffffffffa0313db0>] build_path_from_dentry+0xf0/0x230 [cifs] >>>> � �[<ffffffffa031ae1e>] cifs_setattr+0x9e/0x770 [cifs] >>>> � �[<ffffffff8115fe90>] notify_change+0x170/0x2e0 >>>> � �[<ffffffff81145ceb>] sys_fchmod+0x10b/0x140 >>>> � �[<ffffffff8100c172>] system_call_fastpath+0x16/0x1b >>>> � �[<ffffffffffffffff>] 0xffffffffffffffff >>> > > Are you using the mount option 'nounix'? I spotted a memleak in the > nounix code path introduced by a recent patch and proposed a fix here: > > http://thread.gmane.org/gmane.linux.kernel.cifs/1549 > > Does this fix the leak for you? > > > > -- > Suresh Jayaraman > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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