Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755239Ab2ECICN (ORCPT ); Thu, 3 May 2012 04:02:13 -0400 Received: from websrv.saout.de ([78.46.99.52]:38463 "EHLO websrv.saout.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752482Ab2ECICE (ORCPT ); Thu, 3 May 2012 04:02:04 -0400 Message-ID: <1336032119.3614.6.camel@localhost> Subject: Re: Oops with DCACHE_WORD_ACCESS and ocfs2, autofs4 From: Jana Saout To: Linus Torvalds Cc: Nick Piggin , Joel Becker , "H.PeterAnvin" , IngoMolnar , linux-kernel@vger.kernel.org Date: Thu, 03 May 2012 10:01:59 +0200 In-Reply-To: References: <1335788867.29087.19.camel@localhost> <20120501110024.GC6649@dhcp-172-17-9-228.mtv.corp.google.com> <1335875321.26671.15.camel@localhost> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.4.1 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 27412 Lines: 370 Hi Linus, > Jana, can you send me the whole dmesg for the bootup up to and > including the oops? [ note: that kernel has the Xen frontswap/selfballooning patch applied, but the same issue happened with vanilla 3.4.0-rc5 too, I tried that too, just to make sure ] BTW, the Oops is not fatal, the kernel keeps running for hours afterwards. Jana Apr 30 00:19:35 web kernel: Initializing cgroup subsys cpu Apr 30 00:19:35 web kernel: Linux version 3.4.0-js1 (root@app1.aufwind.intern) (gcc version 4.6.3) #1 SMP PREEMPT Sun Apr 29 22:13:22 CEST 2012 Apr 30 00:19:35 web kernel: Command line: root=/dev/mapper/xvda console=hvc0 tmem reboot=10 automap=xvda Apr 30 00:19:35 web kernel: KERNEL supported cpus: Apr 30 00:19:35 web kernel: Intel GenuineIntel Apr 30 00:19:35 web kernel: AMD AuthenticAMD Apr 30 00:19:35 web kernel: Centaur CentaurHauls Apr 30 00:19:35 web kernel: BIOS-provided physical RAM map: Apr 30 00:19:35 web kernel: Xen: 0000000000000000 - 00000000000a0000 (usable) Apr 30 00:19:35 web kernel: Xen: 00000000000a0000 - 0000000000100000 (reserved) Apr 30 00:19:35 web kernel: Xen: 0000000000100000 - 0000000100800000 (usable) Apr 30 00:19:35 web kernel: NX (Execute Disable) protection: active Apr 30 00:19:35 web kernel: DMI not present or invalid. Apr 30 00:19:35 web kernel: e820 update range: 0000000000000000 - 0000000000010000 (usable) ==> (reserved) Apr 30 00:19:35 web kernel: e820 remove range: 00000000000a0000 - 0000000000100000 (usable) Apr 30 00:19:35 web kernel: last_pfn = 0x100800 max_arch_pfn = 0x400000000 Apr 30 00:19:35 web kernel: last_pfn = 0x100000 max_arch_pfn = 0x400000000 Apr 30 00:19:35 web kernel: initial memory mapped : 0 - 01f4e000 Apr 30 00:19:35 web kernel: Base memory trampoline at [ffff88000009e000] 9e000 size 8192 Apr 30 00:19:35 web kernel: init_memory_mapping: 0000000000000000-0000000100000000 Apr 30 00:19:35 web kernel: 0000000000 - 0100000000 page 4k Apr 30 00:19:35 web kernel: kernel direct mapping tables up to 100000000 @ 7fb000-1000000 Apr 30 00:19:35 web kernel: xen: setting RW the range fe8000 - 1000000 Apr 30 00:19:35 web kernel: init_memory_mapping: 0000000100000000-0000000100800000 Apr 30 00:19:35 web kernel: 0100000000 - 0100800000 page 4k Apr 30 00:19:35 web kernel: kernel direct mapping tables up to 100800000 @ 7f7f6000-80000000 Apr 30 00:19:35 web kernel: xen: setting RW the range 7f7fb000 - 80000000 Apr 30 00:19:35 web kernel: No NUMA configuration found Apr 30 00:19:35 web kernel: Faking a node at 0000000000000000-0000000100800000 Apr 30 00:19:35 web kernel: Initmem setup node 0 0000000000000000-0000000100800000 Apr 30 00:19:35 web kernel: NODE_DATA [000000007fffe000 - 000000007fffffff] Apr 30 00:19:35 web kernel: Zone PFN ranges: Apr 30 00:19:35 web kernel: DMA 0x00000010 -> 0x00001000 Apr 30 00:19:35 web kernel: DMA32 0x00001000 -> 0x00100000 Apr 30 00:19:35 web kernel: Normal 0x00100000 -> 0x00100800 Apr 30 00:19:35 web kernel: Movable zone start PFN for each node Apr 30 00:19:35 web kernel: Early memory PFN ranges Apr 30 00:19:35 web kernel: 0: 0x00000010 -> 0x000000a0 Apr 30 00:19:35 web kernel: 0: 0x00000100 -> 0x00100800 Apr 30 00:19:35 web kernel: On node 0 totalpages: 1050512 Apr 30 00:19:35 web kernel: DMA zone: 64 pages used for memmap Apr 30 00:19:35 web kernel: DMA zone: 2031 pages reserved Apr 30 00:19:35 web kernel: DMA zone: 1889 pages, LIFO batch:0 Apr 30 00:19:35 web kernel: DMA32 zone: 16320 pages used for memmap Apr 30 00:19:35 web kernel: DMA32 zone: 1028160 pages, LIFO batch:31 Apr 30 00:19:35 web kernel: Normal zone: 32 pages used for memmap Apr 30 00:19:35 web kernel: Normal zone: 2016 pages, LIFO batch:0 Apr 30 00:19:35 web kernel: SMP: Allowing 6 CPUs, 0 hotplug CPUs Apr 30 00:19:35 web kernel: No local APIC present Apr 30 00:19:35 web kernel: APIC: disable apic facility Apr 30 00:19:35 web kernel: APIC: switched to apic NOOP Apr 30 00:19:35 web kernel: nr_irqs_gsi: 16 Apr 30 00:19:35 web kernel: PM: Registered nosave memory: 00000000000a0000 - 0000000000100000 Apr 30 00:19:35 web kernel: PCI: Warning: Cannot find a gap in the 32bit address range Apr 30 00:19:35 web kernel: PCI: Unassigned devices with 32bit resource registers may break! Apr 30 00:19:35 web kernel: Allocating PCI resources starting at 100900000 (gap: 100900000:400000) Apr 30 00:19:35 web kernel: Booting paravirtualized kernel on Xen Apr 30 00:19:35 web kernel: Xen version: 4.1.2 (preserve-AD) Apr 30 00:19:35 web kernel: setup_percpu: NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:6 nr_node_ids:1 Apr 30 00:19:35 web kernel: PERCPU: Embedded 27 pages/cpu @ffff88007ff0c000 s81536 r8192 d20864 u110592 Apr 30 00:19:35 web kernel: pcpu-alloc: s81536 r8192 d20864 u110592 alloc=27*4096 Apr 30 00:19:35 web kernel: pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 Apr 30 00:19:35 web kernel: Built 1 zonelists in Node order, mobility grouping on. Total pages: 1032065 Apr 30 00:19:35 web kernel: Policy zone: Normal Apr 30 00:19:35 web kernel: Kernel command line: root=/dev/mapper/xvda console=hvc0 tmem reboot=10 automap=xvda Apr 30 00:19:35 web kernel: PID hash table entries: 4096 (order: 3, 32768 bytes) Apr 30 00:19:35 web kernel: Memory: 1938152k/4202496k available (4255k kernel code, 448k absent, 2263896k reserved, 4389k data, 2032k init) Apr 30 00:19:35 web kernel: SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1 Apr 30 00:19:35 web kernel: Preemptible hierarchical RCU implementation. Apr 30 00:19:35 web kernel: ^IAdditional per-CPU info printed with stalls. Apr 30 00:19:35 web kernel: NR_IRQS:4352 nr_irqs:64 16 Apr 30 00:19:35 web kernel: Console: colour dummy device 80x25 Apr 30 00:19:35 web kernel: console [tty0] enabled Apr 30 00:19:35 web kernel: console [hvc0] enabled Apr 30 00:19:35 web kernel: Xen: using vcpuop timer interface Apr 30 00:19:35 web kernel: installing Xen timer for CPU 0 Apr 30 00:19:35 web kernel: Detected 2100.082 MHz processor. Apr 30 00:19:35 web kernel: Marking TSC unstable due to TSCs unsynchronized Apr 30 00:19:35 web kernel: Calibrating delay loop (skipped), value calculated using timer frequency.. 4201.17 BogoMIPS (lpj=7000273) Apr 30 00:19:35 web kernel: pid_max: default: 32768 minimum: 301 Apr 30 00:19:35 web kernel: Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) Apr 30 00:19:35 web kernel: Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes) Apr 30 00:19:35 web kernel: Mount-cache hash table entries: 256 Apr 30 00:19:35 web kernel: tseg: 00d7f00000 Apr 30 00:19:35 web kernel: CPU: Physical Processor ID: 1 Apr 30 00:19:35 web kernel: CPU: Processor Core ID: 4 Apr 30 00:19:35 web kernel: SMP alternatives: switching to UP code Apr 30 00:19:35 web kernel: cpu 0 spinlock event irq 17 Apr 30 00:19:35 web kernel: Performance Events: Apr 30 00:19:35 web kernel: no APIC, boot with the "lapic" boot parameter to force-enable it. Apr 30 00:19:35 web kernel: no hardware sampling interrupt available. Apr 30 00:19:35 web kernel: Broken PMU hardware detected, using software events only. Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu0): hardware events not enabled Apr 30 00:19:35 web kernel: installing Xen timer for CPU 1 Apr 30 00:19:35 web kernel: cpu 1 spinlock event irq 24 Apr 30 00:19:35 web kernel: SMP alternatives: switching to SMP code Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu1): hardware events not enabled Apr 30 00:19:35 web kernel: installing Xen timer for CPU 2 Apr 30 00:19:35 web kernel: cpu 2 spinlock event irq 31 Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu2): hardware events not enabled Apr 30 00:19:35 web kernel: installing Xen timer for CPU 3 Apr 30 00:19:35 web kernel: cpu 3 spinlock event irq 38 Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu3): hardware events not enabled Apr 30 00:19:35 web kernel: installing Xen timer for CPU 4 Apr 30 00:19:35 web kernel: cpu 4 spinlock event irq 45 Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu4): hardware events not enabled Apr 30 00:19:35 web kernel: installing Xen timer for CPU 5 Apr 30 00:19:35 web kernel: cpu 5 spinlock event irq 52 Apr 30 00:19:35 web kernel: NMI watchdog: disabled (cpu5): hardware events not enabled Apr 30 00:19:35 web kernel: Brought up 6 CPUs Apr 30 00:19:35 web kernel: devtmpfs: initialized Apr 30 00:19:35 web kernel: Grant tables using version 2 layout. Apr 30 00:19:35 web kernel: Grant table initialized Apr 30 00:19:35 web kernel: NET: Registered protocol family 16 Apr 30 00:19:35 web kernel: bio: create slab at 0 Apr 30 00:19:35 web kernel: xen/balloon: Initialising balloon driver. Apr 30 00:19:35 web kernel: xen-balloon: Initialising balloon driver. Apr 30 00:19:35 web kernel: xen/balloon: Initializing Xen selfballooning driver. Apr 30 00:19:35 web kernel: xen/balloon: Initializing frontswap selfshrinking driver. Apr 30 00:19:35 web kernel: SCSI subsystem initialized Apr 30 00:19:35 web kernel: Switching to clocksource xen Apr 30 00:19:35 web kernel: NET: Registered protocol family 2 Apr 30 00:19:35 web kernel: IP route cache hash table entries: 131072 (order: 8, 1048576 bytes) Apr 30 00:19:35 web kernel: TCP established hash table entries: 524288 (order: 11, 8388608 bytes) Apr 30 00:19:35 web kernel: TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) Apr 30 00:19:35 web kernel: TCP: Hash tables configured (established 524288 bind 65536) Apr 30 00:19:35 web kernel: TCP: reno registered Apr 30 00:19:35 web kernel: UDP hash table entries: 2048 (order: 4, 65536 bytes) Apr 30 00:19:35 web kernel: UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes) Apr 30 00:19:35 web kernel: NET: Registered protocol family 1 Apr 30 00:19:35 web kernel: PCI-DMA: Using software bounce buffering for IO (SWIOTLB) Apr 30 00:19:35 web kernel: Placing 64MB software IO TLB between ffff880077400000 - ffff88007b400000 Apr 30 00:19:35 web kernel: software IO TLB at phys 0x77400000 - 0x7b400000 Apr 30 00:19:35 web kernel: platform rtc_cmos: registered platform RTC device (no PNP device found) Apr 30 00:19:35 web kernel: microcode: CPU0: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: CPU1: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: CPU2: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: CPU3: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: CPU4: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: CPU5: patch_level=0x010000c4 Apr 30 00:19:35 web kernel: microcode: Microcode Update Driver: v2.00 , Peter Oruba Apr 30 00:19:35 web kernel: sha1_ssse3: Neither AVX nor SSSE3 is available/usable. Apr 30 00:19:35 web kernel: audit: initializing netlink socket (disabled) Apr 30 00:19:35 web kernel: type=2000 audit(1335737960.553:1): initialized Apr 30 00:19:35 web kernel: HugeTLB registered 2 MB page size, pre-allocated 0 pages Apr 30 00:19:35 web kernel: VFS: Disk quotas dquot_6.5.2 Apr 30 00:19:35 web kernel: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) Apr 30 00:19:35 web kernel: msgmni has been set to 3785 Apr 30 00:19:35 web kernel: io scheduler noop registered Apr 30 00:19:35 web kernel: io scheduler deadline registered Apr 30 00:19:35 web kernel: io scheduler cfq registered (default) Apr 30 00:19:35 web kernel: Event-channel device installed. Apr 30 00:19:35 web kernel: frontswap enabled, RAM provided by Xen Transcendent Memory Apr 30 00:19:35 web kernel: cleancache enabled, RAM provided by Xen Transcendent Memory Apr 30 00:19:35 web kernel: Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled Apr 30 00:19:35 web kernel: brd: module loaded Apr 30 00:19:35 web kernel: blkfront: xvda: flush diskcache: enabled Apr 30 00:19:35 web kernel: Initialising Xen virtual ethernet driver. Apr 30 00:19:35 web kernel: xvda: unknown partition table Apr 30 00:19:35 web kernel: blkfront: xvdb: flush diskcache: enabled Apr 30 00:19:35 web kernel: xvdb: unknown partition table Apr 30 00:19:35 web kernel: Setting capacity to 8388608 Apr 30 00:19:35 web kernel: xvdb: detected capacity change from 0 to 4294967296 Apr 30 00:19:35 web kernel: blkfront: xvde: flush diskcache: enabled Apr 30 00:19:35 web kernel: xvde: unknown partition table Apr 30 00:19:35 web kernel: Setting capacity to 9856614400 Apr 30 00:19:35 web kernel: xvde: detected capacity change from 0 to 5046586572800 Apr 30 00:19:35 web kernel: i8042: No controller found Apr 30 00:19:35 web kernel: mousedev: PS/2 mouse device common for all mice Apr 30 00:19:35 web kernel: md: linear personality registered for level -1 Apr 30 00:19:35 web kernel: md: raid0 personality registered for level 0 Apr 30 00:19:35 web kernel: md: raid1 personality registered for level 1 Apr 30 00:19:35 web kernel: md: raid10 personality registered for level 10 Apr 30 00:19:35 web kernel: md: multipath personality registered for level -4 Apr 30 00:19:35 web kernel: device-mapper: ioctl: 4.22.0-ioctl (2011-10-19) initialised: dm-devel@redhat.com Apr 30 00:19:35 web kernel: IPv4 over IPv4 tunneling driver Apr 30 00:19:35 web kernel: TCP: cubic registered Apr 30 00:19:35 web kernel: Initializing XFRM netlink socket Apr 30 00:19:35 web kernel: NET: Registered protocol family 10 Apr 30 00:19:35 web kernel: IPv6 over IPv4 tunneling driver Apr 30 00:19:35 web kernel: NET: Registered protocol family 17 Apr 30 00:19:35 web kernel: NET: Registered protocol family 15 Apr 30 00:19:35 web kernel: Registering the dns_resolver key type Apr 30 00:19:35 web kernel: BIOS EDD facility v0.16 2004-Jun-25, 0 devices found Apr 30 00:19:35 web kernel: EDD information not available. Apr 30 00:19:35 web kernel: Freeing unused kernel memory: 2032k freed Apr 30 00:19:35 web kernel: Write protecting the kernel read-only data: 8192k Apr 30 00:19:35 web kernel: Freeing unused kernel memory: 1872k freed Apr 30 00:19:35 web kernel: Freeing unused kernel memory: 832k freed Apr 30 00:19:35 web kernel: PM: Starting manual resume from disk Apr 30 00:19:35 web kernel: kjournald starting. Commit interval 5 seconds Apr 30 00:19:35 web kernel: EXT3-fs (dm-0): using internal journal Apr 30 00:19:35 web kernel: EXT3-fs (dm-0): mounted filesystem with ordered data mode Apr 30 00:19:35 web kernel: udevd (1070): /proc/1070/oom_adj is deprecated, please use /proc/1070/oom_score_adj instead. Apr 30 00:19:35 web kernel: Adding 4194300k swap on /dev/xvdb. Priority:-1 extents:1 across:4194300k SSFS Apr 30 00:19:35 web kernel: EXT3-fs (dm-0): using internal journal Apr 30 00:19:35 web kernel: OCFS2 Node Manager 1.5.0 Apr 30 00:19:35 web kernel: OCFS2 DLM 1.5.0 Apr 30 00:19:35 web kernel: ocfs2: Registered cluster interface o2cb Apr 30 00:19:35 web kernel: OCFS2 DLMFS 1.5.0 Apr 30 00:19:35 web kernel: OCFS2 User DLM kernel interface loaded Apr 30 00:19:35 web kernel: warning: `rpc.statd' uses 32-bit capabilities (legacy support in use) Apr 30 00:19:35 web kernel: o2net: Connected to node adm (num 2) at 192.168.101.101:7778 Apr 30 00:19:35 web kernel: o2net: Connected to node app (num 3) at 192.168.101.105:7778 Apr 30 00:19:35 web kernel: o2net: Accepted connection from node web-xxxxx (num 7) at 192.168.101.106:7778 Apr 30 00:19:35 web kernel: o2net: Accepted connection from node web5 (num 5) at 192.168.101.110:7778 Apr 30 00:19:35 web kernel: o2net: Accepted connection from node web-php5 (num 6) at 192.168.101.111:7778 Apr 30 00:19:35 web kernel: OCFS2 1.5.0 Apr 30 00:19:35 web kernel: o2dlm: Joining domain 94B06879B4C442399BFFD9BA45B4D52F ( 2 3 4 5 6 7 ) 6 nodes Apr 30 00:19:35 web kernel: ocfs2: Mounting device (202,64) on (node 4, slot 3) with writeback data mode. Apr 30 00:19:35 web kernel: eth0: no IPv6 routers present Apr 30 00:19:35 web kernel: eth1: no IPv6 routers present Apr 30 00:19:35 web kernel: eth2: no IPv6 routers present Apr 30 04:55:54 web kernel: BUG: unable to handle kernel paging request at ffff880064de9000 Apr 30 04:55:54 web kernel: IP: [] link_path_walk+0xab/0x890 Apr 30 04:55:54 web kernel: PGD 180c067 PUD 9e5067 PMD b0c067 PTE 0 Apr 30 04:55:54 web kernel: Oops: 0000 [#1] PREEMPT SMP Apr 30 04:55:54 web kernel: CPU 0 Apr 30 04:55:54 web kernel: Modules linked in: autofs4 ocfs2 jbd2 ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs Apr 30 04:55:54 web kernel: Apr 30 04:55:54 web kernel: Pid: 23654, comm: apache2 Not tainted 3.4.0-js1 #1 Apr 30 04:55:54 web kernel: RIP: e030:[] [] link_path_walk+0xab/0x890 Apr 30 04:55:54 web kernel: RSP: e02b:ffff8800582b9c78 EFLAGS: 00010257 Apr 30 04:55:54 web kernel: RAX: 0000000000000000 RBX: ffff8800582b9e68 RCX: 0000000000000000 Apr 30 04:55:54 web kernel: RDX: 0000000000000000 RSI: 0000000000001a18 RDI: 8080808080808080 Apr 30 04:55:54 web kernel: RBP: ffff880064de8ffb R08: fefefefefefefeff R09: 2f2f2f2f2f2f2f2f Apr 30 04:55:54 web kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffff88007246db78 Apr 30 04:55:54 web kernel: R13: ffff8800d599e000 R14: 0000000000000000 R15: ffff8800d599e000 Apr 30 04:55:54 web kernel: FS: 00007fdb37a6c6d0(0000) GS:ffff88007ff0c000(0000) knlGS:0000000000000000 Apr 30 04:55:54 web kernel: CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b Apr 30 04:55:54 web kernel: CR2: ffff880064de9000 CR3: 0000000066be7000 CR4: 0000000000000660 Apr 30 04:55:54 web kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 30 04:55:54 web kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Apr 30 04:55:54 web kernel: Process apache2 (pid: 23654, threadinfo ffff8800582b8000, task ffff8800d599e000) Apr 30 04:55:54 web kernel: Stack: Apr 30 04:55:54 web kernel: 0000000000008050 ffffffff8112538c 0000000000000020 ffffffffa014f7d5 Apr 30 04:55:54 web kernel: ffff8800582b9cf0 ffff8800d599e000 ffff8800582b9e68 ffff8800754c5220 Apr 30 04:55:54 web kernel: ffff88001835d3c0 000000066573e6d5 ffff880064de8ff4 ffffffffa014f808 Apr 30 04:55:54 web kernel: Call Trace: Apr 30 04:55:54 web kernel: [] ? __kmalloc+0x17c/0x1e0 Apr 30 04:55:54 web kernel: [] ? ocfs2_fast_follow_link+0x95/0x320 [ocfs2] Apr 30 04:55:54 web kernel: [] ? ocfs2_fast_follow_link+0xc8/0x320 [ocfs2] Apr 30 04:55:54 web kernel: [] ? link_path_walk+0x480/0x890 Apr 30 04:55:54 web kernel: [] ? path_openat+0xbe/0x3f0 Apr 30 04:55:54 web kernel: [] ? ocfs2_lock_res_free+0x77/0x730 [ocfs2] Apr 30 04:55:54 web kernel: [] ? do_filp_open+0x45/0xb0 Apr 30 04:55:54 web kernel: [] ? alloc_fd+0xcb/0x110 Apr 30 04:55:54 web kernel: [] ? do_sys_open+0xf6/0x1d0 Apr 30 04:55:54 web kernel: [] ? system_call_fastpath+0x16/0x1b Apr 30 04:55:54 web kernel: Code: 49 b9 2f 2f 2f 2f 2f 2f 2f 2f 49 b8 ff fe fe fe fe fe fe fe 48 bf 80 80 80 80 80 80 80 80 66 90 4c 01 d0 48 83 c1 08 4c 8d 14 c0 <48> 8b 44 0d 00 48 89 c6 4e 8d 24 00 4c 31 ce 4a 8d 14 06 48 f7 Apr 30 04:55:54 web kernel: RIP [] link_path_walk+0xab/0x890 Apr 30 04:55:54 web kernel: RSP Apr 30 04:55:54 web kernel: CR2: ffff880064de9000 Apr 30 04:55:54 web kernel: ---[ end trace a05958e307359332 ]--- Apr 30 08:21:08 web kernel: BUG: unable to handle kernel paging request at ffff88008db0e000 Apr 30 08:21:08 web kernel: IP: [] link_path_walk+0xab/0x890 Apr 30 08:21:08 web kernel: PGD 180c067 PUD be6067 PMD c54067 PTE 0 Apr 30 08:21:08 web kernel: Oops: 0000 [#2] PREEMPT SMP Apr 30 08:21:08 web kernel: CPU 0 Apr 30 08:21:08 web kernel: Modules linked in: autofs4 ocfs2 jbd2 ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs Apr 30 08:21:08 web kernel: Apr 30 08:21:08 web kernel: Pid: 17151, comm: apache2 Tainted: G D 3.4.0-js1 #1 Apr 30 08:21:08 web kernel: RIP: e030:[] [] link_path_walk+0xab/0x890 Apr 30 08:21:08 web kernel: RSP: e02b:ffff880004737bc8 EFLAGS: 00010257 Apr 30 08:21:08 web kernel: RAX: 0000000000000000 RBX: ffff880004737e08 RCX: 0000000000000000 Apr 30 08:21:08 web kernel: RDX: 0000000000000000 RSI: 000000000000a4a2 RDI: 8080808080808080 Apr 30 08:21:08 web kernel: RBP: ffff88008db0dffc R08: fefefefefefefeff R09: 2f2f2f2f2f2f2f2f Apr 30 08:21:08 web kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffff8800047ca178 Apr 30 08:21:08 web kernel: R13: ffff880017b10600 R14: 0000000000000000 R15: ffff880017b10600 Apr 30 08:21:08 web kernel: FS: 00007f7eadb206d0(0000) GS:ffff88007ff0c000(0000) knlGS:0000000000000000 Apr 30 08:21:08 web kernel: CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b Apr 30 08:21:08 web kernel: CR2: ffff88008db0e000 CR3: 000000003dbcd000 CR4: 0000000000000660 Apr 30 08:21:08 web kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 30 08:21:08 web kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Apr 30 08:21:08 web kernel: Process apache2 (pid: 17151, threadinfo ffff880004736000, task ffff880017b10600) Apr 30 08:21:08 web kernel: Stack: Apr 30 08:21:08 web kernel: ffff880017b10600 ffffffff8112538c 0000000000000020 ffffffffa014f7d5 Apr 30 08:21:08 web kernel: ffff880004737c40 ffff880017b10600 ffff880004737e08 ffff8800754c5220 Apr 30 08:21:08 web kernel: ffff880073e77000 000000066573e6d5 ffff88008db0dff5 ffffffffa014f808 Apr 30 08:21:08 web kernel: Call Trace: Apr 30 08:21:08 web kernel: [] ? __kmalloc+0x17c/0x1e0 Apr 30 08:21:08 web kernel: [] ? ocfs2_fast_follow_link+0x95/0x320 [ocfs2] Apr 30 08:21:08 web kernel: [] ? ocfs2_fast_follow_link+0xc8/0x320 [ocfs2] Apr 30 08:21:08 web kernel: [] ? link_path_walk+0x480/0x890 Apr 30 08:21:08 web kernel: [] ? path_lookupat+0x52/0x740 Apr 30 08:21:08 web kernel: [] ? xen_clocksource_read+0x3d/0x70 Apr 30 08:21:08 web kernel: [] ? getnstimeofday+0x4a/0xc0 Apr 30 08:21:08 web kernel: [] ? do_path_lookup+0x2c/0xc0 Apr 30 08:21:08 web kernel: [] ? getname_flags+0xed/0x260 Apr 30 08:21:08 web kernel: [] ? user_path_at_empty+0x5e/0xb0 Apr 30 08:21:08 web kernel: [] ? __bad_area_nosemaphore+0x8e/0x1fd Apr 30 08:21:08 web kernel: [] ? do_page_fault+0x492/0x540 Apr 30 08:21:08 web kernel: [] ? vfs_fstatat+0x32/0x60 Apr 30 08:21:08 web kernel: [] ? sys_newstat+0x12/0x30 Apr 30 08:21:08 web kernel: [] ? vfs_read+0x11e/0x150 Apr 30 08:21:08 web kernel: [] ? page_fault+0x25/0x30 Apr 30 08:21:08 web kernel: [] ? system_call_fastpath+0x16/0x1b Apr 30 08:21:08 web kernel: Code: 49 b9 2f 2f 2f 2f 2f 2f 2f 2f 49 b8 ff fe fe fe fe fe fe fe 48 bf 80 80 80 80 80 80 80 80 66 90 4c 01 d0 48 83 c1 08 4c 8d 14 c0 <48> 8b 44 0d 00 48 89 c6 4e 8d 24 00 4c 31 ce 4a 8d 14 06 48 f7 Apr 30 08:21:08 web kernel: RIP [] link_path_walk+0xab/0x890 Apr 30 08:21:08 web kernel: RSP Apr 30 08:21:08 web kernel: CR2: ffff88008db0e000 Apr 30 08:21:08 web kernel: ---[ end trace a05958e307359333 ]--- Apr 30 08:23:59 web kernel: BUG: unable to handle kernel paging request at ffff8800b5244000 Apr 30 08:23:59 web kernel: IP: [] link_path_walk+0xab/0x890 Apr 30 08:23:59 web kernel: PGD 180c067 PUD be6067 PMD d90067 PTE 0 Apr 30 08:23:59 web kernel: Oops: 0000 [#3] PREEMPT SMP Apr 30 08:23:59 web kernel: CPU 0 Apr 30 08:23:59 web kernel: Modules linked in: autofs4 ocfs2 jbd2 ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs Apr 30 08:23:59 web kernel: Apr 30 08:23:59 web kernel: Pid: 18840, comm: apache2 Tainted: G D 3.4.0-js1 #1 Apr 30 08:23:59 web kernel: RIP: e030:[] [] link_path_walk+0xab/0x890 Apr 30 08:23:59 web kernel: RSP: e02b:ffff8800aaba7c28 EFLAGS: 00010257 Apr 30 08:23:59 web kernel: RAX: 0000000000000000 RBX: ffff8800aaba7e68 RCX: 0000000000000000 Apr 30 08:23:59 web kernel: RDX: 0000000000000000 RSI: 000000000000aeac RDI: 8080808080808080 Apr 30 08:23:59 web kernel: RBP: ffff8800b5243ffb R08: fefefefefefefeff R09: 2f2f2f2f2f2f2f2f Apr 30 08:23:59 web kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffff88007246db78 Apr 30 08:23:59 web kernel: R13: ffff880074cc6000 R14: 0000000000000000 R15: ffff880074cc6000 Apr 30 08:23:59 web kernel: FS: 00007f7eadb206d0(0000) GS:ffff88007ff0c000(0000) knlGS:0000000000000000 Apr 30 08:23:59 web kernel: CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b Apr 30 08:23:59 web kernel: CR2: ffff8800b5244000 CR3: 00000000aab8a000 CR4: 0000000000000660 Apr 30 08:23:59 web kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 30 08:23:59 web kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Apr 30 08:23:59 web kernel: Process apache2 (pid: 18840, threadinfo ffff8800aaba6000, task ffff880074cc6000) Apr 30 08:23:59 web kernel: Stack: Apr 30 08:23:59 web kernel: 0000000000008050 ffffffff8112538c 0000000000000020 ffffffffa014f7d5 Apr 30 08:23:59 web kernel: ffff8800aaba7ca0 ffff880074cc6000 ffff8800aaba7e68 ffff8800754c5220 Apr 30 08:23:59 web kernel: ffff88001835d3c0 000000066573e6d5 ffff8800b5243ff4 ffffffffa014f808 Apr 30 08:23:59 web kernel: Call Trace: Apr 30 08:23:59 web kernel: [] ? __kmalloc+0x17c/0x1e0 Apr 30 08:23:59 web kernel: [] ? ocfs2_fast_follow_link+0x95/0x320 [ocfs2] Apr 30 08:23:59 web kernel: [] ? ocfs2_fast_follow_link+0xc8/0x320 [ocfs2] Apr 30 08:23:59 web kernel: [] ? link_path_walk+0x480/0x890 Apr 30 08:23:59 web kernel: [] ? pvclock_clocksource_read+0x52/0xf0 Apr 30 08:23:59 web kernel: [] ? path_lookupat+0x52/0x740 Apr 30 08:23:59 web kernel: [] ? sys_gettimeofday+0x31/0x80 Apr 30 08:23:59 web kernel: [] ? emulate_vsyscall+0x31b/0x350 Apr 30 08:23:59 web kernel: [] ? do_path_lookup+0x2c/0xc0 Apr 30 08:23:59 web kernel: [] ? getname_flags+0xed/0x260 Apr 30 08:23:59 web kernel: [] ? user_path_at_empty+0x5e/0xb0 Apr 30 08:23:59 web kernel: [] ? local_bh_enable_ip+0x22/0xb0 Apr 30 08:23:59 web kernel: [] ? sock_setsockopt+0x8b/0x870 Apr 30 08:23:59 web kernel: [] ? sys_faccessat+0xa1/0x1c0 Apr 30 08:23:59 web kernel: [] ? system_call_fastpath+0x16/0x1b Apr 30 08:23:59 web kernel: Code: 49 b9 2f 2f 2f 2f 2f 2f 2f 2f 49 b8 ff fe fe fe fe fe fe fe 48 bf 80 80 80 80 80 80 80 80 66 90 4c 01 d0 48 83 c1 08 4c 8d 14 c0 <48> 8b 44 0d 00 48 89 c6 4e 8d 24 00 4c 31 ce 4a 8d 14 06 48 f7 Apr 30 08:23:59 web kernel: RIP [] link_path_walk+0xab/0x890 Apr 30 08:23:59 web kernel: RSP Apr 30 08:23:59 web kernel: CR2: ffff8800b5244000 Apr 30 08:23:59 web kernel: ---[ end trace a05958e307359334 ]--- -- 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/