From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753674Ab1HQTr3 (ORCPT ); Wed, 17 Aug 2011 15:47:29 -0400 Received: from lucidpixels.com ([72.73.18.11]:37390 "EHLO lucidpixels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751200Ab1HQTrY (ORCPT ); Wed, 17 Aug 2011 15:47:24 -0400 Date: Wed, 17 Aug 2011 15:47:23 -0400 (EDT) From: Justin Piszcz To: Jeff Layton cc: Jesper Juhl , linux-kernel@vger.kernel.org, Alan Piszcz , Steve French , linux-cifs@vger.kernel.org Subject: Re: Kernel 3.0: Instant kernel crash when mounting CIFS (also crashes with linux-3.1-rc2 In-Reply-To: Message-ID: References: <20110815064734.403b630f@corrin.poochiereds.net> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 17 Aug 2011, Justin Piszcz wrote: > > > On Wed, 17 Aug 2011, Justin Piszcz wrote: > >> >> >> On Mon, 15 Aug 2011, Justin Piszcz wrote: > > > Better output of crash: (again) > > [ 214.557063] CIFS VFS: cifs_mount failed w/return code = -22 > [ 216.607556] CIFS VFS: cifs_mount failed w/return code = -22 > [ 222.637424] CIFS VFS: cifs_mount failed w/return code = -22 > [ 228.988734] ------------[ cut here ]------------ > [ 228.988752] kernel BUG at mm/slab.c:3111! > [ 228.988759] invalid opcode: 0000 [#1] SMP [ 228.988769] CPU 1 [ > 228.988774] Modules linked in: netconsole rfcomm bnep bluetooth speedstep_lib > cryptd aes_x86_64 aes_generic configfs ath9k mac80211 uvcvideo ath9k_common > ath9k_hw ath ohci_hcd ssb videodev mmc_core edac_core v4l2_compat_ioctl32 > i2c_piix4 edac_mce_amd k10temp battery ac cfg80211 pcmcia shpchp video rfkill > pci_hotplug wmi pcmcia_core > [ 228.988873] [ 228.988880] Pid: 2869, comm: mount Not tainted 3.1.0-rc2 #2 > Acer Aspire 7551 /Aspire 7551 [ 228.988901] > RIP: 0010:[] [] > cache_alloc_refill+0x111/0x4a6 > [ 228.988922] RSP: 0018:ffff8801322e3cf8 EFLAGS: 00010046 > [ 228.988929] RAX: ffff8801399b9000 RBX: ffff88013f000080 RCX: > 0000000000000007 > [ 228.988936] RDX: 0000000000000070 RSI: dead000000200200 RDI: > 0000000000000035 > [ 228.988944] RBP: ffff8801322e3d58 R08: 0000000000000033 R09: > ffff88013f004450 > [ 228.988950] R10: ffff88013f004460 R11: ffff8801322e3d60 R12: > 00000000000000d0 > [ 228.988956] R13: ffff88013f0c1400 R14: 00000000000000d0 R15: > ffff88013f004440 > [ 228.988964] FS: 00007f421e4957e0(0000) GS:ffff88013fc80000(0000) > knlGS:0000000000000000 > [ 228.988972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 228.988979] CR2: 000000000130d000 CR3: 0000000132205000 CR4: > 00000000000006e0 > [ 228.988986] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 228.988993] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [ 228.989001] Process mount (pid: 2869, threadinfo ffff8801322e2000, task > ffff88013f278620) > [ 228.989005] Stack: > [ 228.989005] ffff8801322e3d28 000000000000003c 000000000000001c > 0000000000000000 > [ 228.989005] 000000d00000001c 0000001000000000 ffff8801322e3dc8 > 0000000000000010 > [ 228.989005] 0000000000000202 ffff88013f000080 00000000000000d0 > ffff880139a94940 > [ 228.989005] Call Trace: > [ 228.989005] [] __kmalloc+0xb3/0xe0 > [ 228.989005] [] kstrdup+0x35/0x60 > [ 228.989005] [] alloc_vfsmnt+0xa1/0x190 > [ 228.989005] [] vfs_kern_mount+0x2d/0xa0 > [ 228.989005] [] do_kern_mount+0x4f/0x100 > [ 228.989005] [] do_mount+0x532/0x830 > [ 228.989005] [] ? copy_mount_options+0x35/0x170 > [ 228.989005] [] sys_mount+0x93/0xe0 > [ 228.989005] [] system_call_fastpath+0x16/0x1b > [ 228.989005] Code: 00 e9 d2 00 00 00 49 8b 07 49 39 c7 75 15 49 8b 47 20 41 > c7 47 60 01 00 00 00 4c 39 d0 0f 84 ad 00 00 00 8b 53 18 39 50 20 72 2f <0f> > 0b 44 8b 40 24 8b 53 0c ff c6 41 8b 7d 00 89 70 20 41 0f af [ 228.989005] > RIP [] cache_alloc_refill+0x111/0x4a6 > [ 228.989005] RSP > [ 228.989005] ---[ end trace 8859f1f50ceed0f6 ]--- > > Justin. > >