what is the core root? _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
Konrad Rzeszutek Wilk
2011-Apr-22 12:00 UTC
Re: [Xen-devel] kernel panic.if it is xen bug?attached pic
On Fri, Apr 22, 2011 at 02:21:39PM +0800, yue wrote:> what is the core root?You have to provide more details. What you did, did it work before. What kind of hardware, does it work with baremetal? What version of Xen. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
xen-4.0.1-6.fc12.x86_64 kernel-2.6.32.23-170.xendom0.fc12.x86_64 intel x86_64,GenuineIntel,16cpus because panic info just has one screen,so no more details. guest os is hosted on image file. many physical nodes share one lun with ocfs2. 1)kernel panic:not syncing:fatal exception in interrupt. comm swapper (occur many times) 2)BUG soft lockup CPU#4 stuck for 61s![events/4:55].(occur many times) comm:events/4 3)BUG:unable to handle kernel paging request at 000000180000018.... oops: 0000 [#6] SMP Apr 18 03:40:45 res-hy024 kernel: ------------[ cut here ]------------ Apr 18 03:40:45 res-hy024 kernel: kernel BUG at mm/slub.c:2969! Apr 18 03:40:45 res-hy024 kernel: invalid opcode: 0000 [#1] SMP Apr 18 03:40:45 res-hy024 kernel: last sysfs file: /sys/devices/system/cpu/cpu15/cache/index2/shared_cpu_map Apr 18 03:40:45 res-hy024 kernel: CPU 3 Apr 18 03:40:45 res-hy024 kernel: Modules linked in: ocfs2 ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs blktap fuse xt_temac 8021q garp ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat bridge stp llc sunrpc ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr ipv6 iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi xen_netback xen_blkback blkback_pagemap xen_gntdev xen_evtchn xenfs igb i2c_i801 ioatdma shpchp dca joydev iTCO_wdt iTCO_vendor_support serio_raw pata_acpi ata_generic usb_storage pata_jmicron megaraid_sas floppy radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core [last unloaded: scsi_wait_scan] Apr 18 03:40:45 res-hy024 kernel: Pid: 7117, comm: ifconfig Not tainted 2.6.32.23-170.xendom0.fc12.x86_64 #1 X8DTN Apr 18 03:40:45 res-hy024 kernel: RIP: e030:[<ffffffff8110ed21>] [<ffffffff8110ed21>] kfree+0x62/0xd4 Apr 18 03:40:45 res-hy024 kernel: RSP: e02b:ffff8801a2619d68 EFLAGS: 00010246 Apr 18 03:40:45 res-hy024 kernel: RAX: 0040000000080000 RBX: ffff8801c7995080 RCX: 0000000000000003 Apr 18 03:40:45 res-hy024 kernel: RDX: ffffea0000000000 RSI: ffffea0003800000 RDI: ffff880100000009 Apr 18 03:40:45 res-hy024 kernel: RBP: ffff8801a2619d88 R08: 0000000000000000 R09: 0000000000000000 Apr 18 03:40:45 res-hy024 kernel: R10: ffff8801c8f18c48 R11: ffff8801c9387e30 R12: ffff880100000009 Apr 18 03:40:45 res-hy024 kernel: R13: ffffffff811eeaad R14: ffff8801c217eb40 R15: ffff8801c60113f8 Apr 18 03:40:45 res-hy024 kernel: FS: 00007f277792c7a0(0000) GS:ffff8800280ac000(0000) knlGS:0000000000000000 Apr 18 03:40:45 res-hy024 kernel: CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b Apr 18 03:40:45 res-hy024 kernel: CR2: 00007f277722b050 CR3: 0000000001001000 CR4: 0000000000002660 Apr 18 03:40:45 res-hy024 kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 18 03:40:45 res-hy024 kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Apr 18 03:40:45 res-hy024 kernel: Process ifconfig (pid: 7117, threadinfo ffff8801a2618000, task ffff8801ae11c5f0) Apr 18 03:40:45 res-hy024 kernel: Stack: Apr 18 03:40:45 res-hy024 kernel: ffff8801c7995080 ffff8801c7995080 0000000000000010 ffff8801c60113f8 Apr 18 03:40:45 res-hy024 kernel: <0> ffff8801a2619d98 ffffffff811eeaad ffff8801a2619da8 ffffffff811e8551 Apr 18 03:40:45 res-hy024 kernel: <0> ffff8801a2619df8 ffffffff8111e711 ffff8801c217eb40 ffff8801c29eea00 Apr 18 03:40:45 res-hy024 kernel: Call Trace: Apr 18 03:40:45 res-hy024 kernel: [<ffffffff811eeaad>] selinux_file_free_security+0x23/0x25 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff811e8551>] security_file_free+0x16/0x18 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8111e711>] __fput+0x132/0x1dc Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8111e7d5>] fput+0x1a/0x1c Apr 18 03:40:45 res-hy024 kernel: [<ffffffff810f609f>] remove_vma+0x56/0x8c Apr 18 03:40:45 res-hy024 kernel: [<ffffffff810f61e5>] exit_mmap+0x110/0x132 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff81054fbb>] mmput+0x5e/0xca Apr 18 03:40:45 res-hy024 kernel: [<ffffffff810599a3>] exit_mm+0x109/0x115 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8105b47b>] do_exit+0x212/0x6f9 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8145f495>] ? do_page_fault+0x2c2/0x2f2 Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8105b9e3>] do_group_exit+0x81/0xab Apr 18 03:40:45 res-hy024 kernel: [<ffffffff8105ba24>] sys_exit_group+0x17/0x1b Apr 18 03:40:45 res-hy024 kernel: [<ffffffff81012d32>] system_call_fastpath+0x16/0x1b Apr 18 03:40:45 res-hy024 kernel: Code: 83 c3 08 48 83 3b 00 eb ec 49 83 fc 10 0f 86 82 00 00 00 4c 89 e7 e8 f7 e4 ff ff 48 89 c6 48 8b 00 84 c0 78 14 66 a9 00 c0 75 04 <0f> 0b eb fe 48 89 f7 e8 aa 19 fd ff eb 5c 48 8b 4d 08 48 8b 7e Apr 18 03:40:45 res-hy024 kernel: RIP [<ffffffff8110ed21>] kfree+0x62/0xd4 Apr 18 03:40:45 res-hy024 kernel: RSP <ffff8801a2619d68> Apr 18 03:40:45 res-hy024 kernel: ---[ end trace d94776bc505e025a ]--- Apr 18 03:40:45 res-hy024 kernel: Fixing recursive fault but reboot is needed! 4) panic capture is attached. thanks all At 2011-04-22 20:00:40，"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com> wrote:>On Fri, Apr 22, 2011 at 02:21:39PM +0800, yue wrote: >> what is the core root? > >You have to provide more details. What you did, did it work before. What kind of hardware, >does it work with baremetal? What version of Xen. > >_______________________________________________ >Xen-devel mailing list >Xen-devel@lists.xensource.com >http://lists.xensource.com/xen-devel_______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel