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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] xend: disallow multiple destroy() call
Execute "xl-destroy" twice lead the dom0 panic: config file as below: vncunused = 1 kernel = '/usr/lib/xen/boot/hvmloader' vnc = 1 name = 'test' memory = '16384' #memory = '1024' timer_mode = 0 device_model = '/usr/lib64/xen/bin/qemu-dm' builder = 'hvm' vnclisten = '0.0.0.0' cpus = '0,2,4,6,8,11,1,3,5,7,9,10' #on_crash = 'coredump-restart' #on_crash = 'preserve' on_crash = 'destroy' on_reboot = 'restart' vcpus = 12 pci = ['0d:00.0', '1f:00.0'] #pci = ['0d:00.0'] pae = 1 apic = 1 vif = ['type=netfront,bridge=priv1', 'type=netfront,bridge=net1', 'type=netfront,bridge=net2', 'type=netfront,bridge=net3', 'type=netfront,bridge=net4'] serial = 'pty' disk = ['file:/path/System.img,xvda,w', 'file:/path/u01.img,xvdb,w', 'file:/path/swap.img,xvdc,w'] acpi = 1 Crash info from serial console: (XEN) domctl.c:1065:d0 ioport_map:remove f_gport=c100 f_mport=9000 np=100 (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3180 mfn=df03c nr_mfns=4 (XEN) p2m.c:2797:d0 clear_mmio_p2m_entry: gfn_to_mfn failed! gfn=000f3182 (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3100 mfn=df040 nr_mfns=40 ------------[ cut here ]------------ kernel BUG at drivers/pci/access.c:423! invalid opcode: 0000 [#1] SMP CPU 18 Modules linked in: xt_physdev iptable_filter ip_tables xen_blkback xen_netback xen_pciback xen_gntdev xen_evtchn ipmi_devintf ipmi_si lockd sunrpc bridge stp llc bonding dm_round_robin dm_multipath be2iscsi iscsi_boot_sysfs ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp bnx2i cnic uio ipv6 cxgb3i libcxgbi cxgb3 libiscsi_tcp libiscsi scsi_transport_iscsi xenfs xen_privcmd dm_mirror video sbs sbshc acpi_memhotplug acpi_ipmi ipmi_msghandler parport_pc lp parport igb ses enclosure ixgbe mdio e1000e snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore i2c_i801 snd_page_alloc ghes iTCO_wdt i2c_core pcspkr iTCO_vendor_support i7core_edac ioatdma edac_core hed dca dm_region_hash dm_log dm_mod usb_storage shpchp sg ahci libahci sd_mod crc_t10dif raid1 ext3 jbd mbcache [last unloaded: raid_class] Pid: 20399, comm: xl Not tainted 2.6.39-200.1.15.el5uek #1 ORACLE CORPORATION SUN FIRE X4370 M2 SERVER /ASSY,SC_BD,T4 RIP: e030:[<ffffffff812704bf>] [<ffffffff812704bf>] pci_block_user_cfg_access+0x4f/0x60 RSP: e02b:ffff88006e609dd8 EFLAGS: 00010202 RAX: 0000000000000024 RBX: 0000000000000001 RCX: 00000000800d0004 RDX: 0000000000000400 RSI: 0000000000000200 RDI: 0000000000000200 RBP: ffff88006e609de8 R08: 0000000000000002 R09: 0000000000000400 R10: 0000000000000000 R11: 0000000000000202 R12: ffff8800731e4000 R13: ffff8800731e4000 R14: ffffffff81565e20 R15: ffff8800731e40a0 FS: 00007fb7b5dfa730(0000) GS:ffff88007f66e000(0000) knlGS:0000000000000000 CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000003340613000 CR3: 0000000068440000 CR4: 0000000000002660 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process xl (pid: 20399, threadinfo ffff88006e608000, task ffff880071fe0500) Stack: 0000000000000000 0000000000000000 ffff88006e609e18 ffffffff812749dc ffff8800731e4000 0000000000000000 ffff8800731e4000 00000000ffffffed ffff88006e609e38 ffffffff812764c4 ffff8800731e4090 0000000000000001 Call Trace: [<ffffffff812749dc>] pci_dev_reset+0x6c/0xd0 [<ffffffff812764c4>] pci_reset_function+0x54/0x70 [<ffffffff8127a6ba>] reset_store+0x5a/0x70 [<ffffffff81342070>] dev_attr_store+0x20/0x30 [<ffffffff811db48f>] flush_write_buffer+0x5f/0x90 [<ffffffff811db856>] sysfs_write_file+0x66/0xa0 [<ffffffff8116dd8e>] vfs_write+0xce/0x190 [<ffffffff8116e3e5>] sys_write+0x55/0x90 [<ffffffff8150a242>] system_call_fastpath+0x16/0x1b Code: 07 00 00 48 c7 c7 e0 73 d7 81 89 c3 83 c8 20 c0 eb 05 41 88 84 24 80 07 00 00 83 e3 01 e8 6a 17 29 00 85 db 75 05 5b 41 5c c9 c3 <0f> 0b eb fe 66 0f 1f 44 00 00 0f 1f 80 00 00 00 00 55 48 89 e5 RIP [<ffffffff812704bf>] pci_block_user_cfg_access+0x4f/0x60 RSP <ffff88006e609dd8> pciback 0000:0d: BTW: xm-create work fine but xl-create trigger the panic as below: On 02/17/13 12:04, Joe Jin wrote: > I got serial console output now and mostly like panic happened by "xl create": > > (XEN) HVM1: Detected Xen v4.1.2-OVM > (XEN) HVM1: CPU speed is 2926 MHz > (XEN) HVM1: Xenbus rings @0xfeffc000, event channel 13 > (XEN) irq.c:264: Dom1 PCI link 0 changed 0 -> 5 > (XEN) HVM1: PCI-ISA link 0 routed to IRQ5 > (XEN) irq.c:264: Dom1 PCI link 1 changed 0 -> 10 > (XEN) HVM1: PCI-ISA link 1 routed to IRQ10 > (XEN) irq.c:264: Dom1 PCI link 2 changed 0 -> 11 > (XEN) HVM1: PCI-ISA link 2 routed to IRQ11 > (XEN) irq.c:264: Dom1 PCI link 3 changed 0 -> 5 > (XEN) HVM1: PCI-ISA link 3 routed to IRQ5 > (XEN) HVM1: pci dev 01:3 INTA->IRQ10 > (XEN) HVM1: pci dev 03:0 INTA->IRQ5 > (XEN) HVM1: pci dev 04:0 INTA->IRQ5 > (XEN) HVM1: pci dev 05:0 INTA->IRQ10 > (XEN) HVM1: pci dev 02:0 bar 10 size 02000000: f0000008 > (XEN) HVM1: pci dev 03:0 bar 14 size 01000000: f2000008 > (XEN) HVM1: pci dev 04:0 bar 30 size 00080000: f3000000 > (XEN) HVM1: pci dev 05:0 bar 30 size 00080000: f3080000 > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3100 mfn=df040 nr_mfns=40 > (XEN) HVM1: pci dev 04:0 bar 1c size 00040000: f3100004 > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3140 mfn=df640 nr_mfns=40 > (XEN) HVM1: pci dev 05:0 bar 1c size 00040000: f3140004 > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3180 mfn=df03c nr_mfns=4 > (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3182 mfn=df03e nr_mfns=1 > (XEN) HVM1: pci dev 04:0 bar 14 size 00004000: f3180004 > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3184 mfn=df63c nr_mfns=4 > (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3186 mfn=df63e nr_mfns=1 > (XEN) HVM1: pci dev 05:0 bar 14 size 00004000: f3184004 > (XEN) HVM1: pci dev 02:0 bar 14 size 00001000: f3188000 > (XEN) HVM1: pci dev 03:0 bar 10 size 00000100: 0000c001 > (XEN) HVM1: pci dev 04:0 bar 10 size 00000100: 0000c101 > (XEN) domctl.c:1041:d0 ioport_map:add f_gport=c100 f_mport=9000 np=100 > (XEN) HVM1: pci dev 05:0 bar 10 size 00000100: 0000c201 > (XEN) domctl.c:1041:d0 ioport_map:add f_gport=c200 f_mport=d000 np=100 > (XEN) HVM1: pci dev 01:1 bar 20 size 00000010: 0000c301 > (XEN) HVM1: Multiprocessor initialisation: > (XEN) HVM1: - CPU0 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU1 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU2 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU3 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU4 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU5 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU6 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU7 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU8 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU9 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU10 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: - CPU11 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ... > done. > (XEN) HVM1: Writing SMBIOS tables ... > (XEN) HVM1: Loading ROMBIOS ... > (XEN) HVM1: 10364 bytes of ROMBIOS high-memory extensions: > (XEN) HVM1: Relocating to 0xfc000000-0xfc00287c ... done > (XEN) HVM1: Creating MP tables ... > (XEN) HVM1: Loading Cirrus VGABIOS ... > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3000 mfn=df080 nr_mfns=80 > (XEN) HVM1: Loading PCI Option ROM ... > (XEN) HVM1: - Manufacturer: LSI Corporation > (XEN) HVM1: - Product name: LSI MPI Boot Support > (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3000 mfn=df080 nr_mfns=80 > (XEN) domctl.c:985:d0 memory_map:add: gfn=f3080 mfn=df680 nr_mfns=80 > (XEN) domctl.c:995:d0 memory_map:remove: gfn=f3080 mfn=df680 nr_mfns=80 > (XEN) HVM1: Loading ACPI ... > (XEN) HVM1: - Lo data: 000ea020-000ea04f > (XEN) HVM1: - Hi data: fc002c00-fc00eb4f > (XEN) HVM1: vm86 TSS at fc00ec00 > (XEN) HVM1: BIOS map: > (XEN) HVM1: c0000-c8fff: VGA BIOS > (XEN) HVM1: c9000-d4fff: PCI Option ROMs > (XEN) HVM1: eb000-eb302: SMBIOS tables > (XEN) HVM1: f0000-fffff: Main BIOS > (XEN) HVM1: E820 table: > (XEN) HVM1: [00]: 00000000:00000000 - 00000000:0009e000: RAM > (XEN) HVM1: [01]: 00000000:0009e000 - 00000000:0009fc00: RESERVED > (XEN) HVM1: [02]: 00000000:0009fc00 - 00000000:000a0000: RESERVED > (XEN) HVM1: HOLE: 00000000:000a0000 - 00000000:000e0000 > (XEN) HVM1: [03]: 00000000:000e0000 - 00000000:00100000: RESERVED > (XEN) HVM1: [04]: 00000000:00100000 - 00000000:f0000000: RAM > (XEN) HVM1: HOLE: 00000000:f0000000 - 00000000:fc000000 > (XEN) HVM1: [05]: 00000000:fc000000 - 00000001:00000000: RESERVED > (XEN) HVM1: [06]: 00000001:00000000 - 00000004:0f800000: RAM > (XEN) HVM1: Invoking ROMBIOS ... > (XEN) HVM1: $Revision: 1.221 $ $Date: 2008/12/07 17:32:29 $ > (XEN) stdvga.c:147:d1 entering stdvga and caching modes > (XEN) HVM1: VGABios $Id: vgabios.c,v 1.67 2008/01/27 09:44:12 vruppert Exp $ > (XEN) HVM1: Bochs BIOS - build: 06/23/99 > (XEN) HVM1: $Revision: 1.221 $ $Date: 2008/12/07 17:32:29 $ > (XEN) HVM1: Options: apmbios pcibios eltorito PMM > (XEN) HVM1: > (XEN) HVM1: ata0-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 > (XEN) HVM1: ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (60000 MBytes) > (XEN) HVM1: ata0-1: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 > (XEN) HVM1: ata0 slave: QEMU HARDDISK ATA-7 Hard-Disk ( 97 GBytes) > (XEN) HVM1: ata1-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 > (XEN) HVM1: ata1 master: QEMU HARDDISK ATA-7 Hard-Disk (20000 MBytes) > (XEN) HVM1: IDE time out > (XEN) HVM1: > (XEN) HVM1: PCI device 1000:0070 not found at index 0 > (XEN) HVM1: PCI device 1000:0072 not found at index 2 > (XEN) HVM1: PCI device 1000:0074 not found at index 0 > (XEN) HVM1: PCI device 1000:0076 not found at index 0 > (XEN) HVM1: PCI device 1000:0077 not found at index 0 > (XEN) HVM1: PCI device 1000:0064 not found at index 0 > (XEN) HVM1: PCI device 1000:0065 not found at index 0 > (XEN) HVM1: PCI device 1000:0080 not found at index 0 > (XEN) HVM1: PCI device 1000:0081 not found at index 0 > (XEN) HVM1: PCI device 1000:0082 not found at index 0 > (XEN) HVM1: PCI device 1000:0083 not found at index 0 > (XEN) HVM1: PCI device 1000:0084 not found at index 0 > (XEN) HVM1: PCI device 1000:0085 not found at index 0 > (XEN) HVM1: PCI device 1000:0086 not found at index 0 > (XEN) HVM1: PCI device 1000:0087 not found at index 0 > (XEN) HVM1: PCI device 1000:0070 not found at index 0 > (XEN) HVM1: PCI device 1000:0072 not found at index 2 > (XEN) HVM1: PCI device 1000:0074 not found at index 0 > (XEN) HVM1: PCI device 1000:0076 not found at index 0 > (XEN) HVM1: PCI device 1000:0077 not found at index 0 > (XEN) HVM1: PCI device 1000:0064 not found at index 0 > (XEN) HVM1: PCI device 1000:0065 not found at index 0 > (XEN) HVM1: PCI device 1000:0080 not found at index 0 > (XEN) HVM1: PCI device 1000:0081 not found at index 0 > (XEN) HVM1: PCI device 1000:0082 not found at index 0 > (XEN) HVM1: PCI device 1000:0083 not found at index 0 > (XEN) HVM1: PCI device 1000:0084 not found at index 0 > (XEN) HVM1: PCI device 1000:0085 not found at index 0 > (XEN) HVM1: PCI device 1000:0086 not found at index 0 > (XEN) HVM1: PCI device 1000:0087 not found at index 0 > (XEN) HVM1: > (XEN) HVM1: > (XEN) HVM1: Press F12 for boot menu. > (XEN) HVM1: > (XEN) HVM1: Booting from Hard Disk... > (XEN) HVM1: Booting from 0000:7c00 > (XEN) HVM1: *** int 15h function AX=00c0, BX=0000 not yet supported! > (XEN) HVM1: *** int 15h function AX=ec00, BX=0002 not yet supported! > (XEN) HVM1: KBD: unsupported int 16h function 03 > (XEN) HVM1: *** int 15h function AX=e980, BX=0000 not yet supported! > (XEN) irq.c:330: Dom1 callback via changed to Direct Vector 0xe9 > (XEN) domctl.c:1065:d0 ioport_map:remove f_gport=c100 f_mport=9000 np=100 > (XEN) domctl.c:1041:d0 ioport_map:add f_gport=c100 f_mport=9000 np=100 > (XEN) domctl.c:1065:d0 ioport_map:remove f_gport=c200 f_mport=d000 np=100 > (XEN) domctl.c:1041:d0 ioport_map:add f_gport=c200 f_mport=d000 np=100 > (XEN) irq.c:264: Dom1 PCI link 0 changed 5 -> 0 > (XEN) irq.c:264: Dom1 PCI link 1 changed 10 -> 0 > (XEN) irq.c:264: Dom1 PCI link 2 changed 11 -> 0 > (XEN) irq.c:264: Dom1 PCI link 3 changed 5 -> 0 > ------------[ cut here ]------------ > WARNING: at fs/proc/generic.c:850 remove_proc_entry+0x22d/0x240() > Hardware name: SUN FIRE X4370 M2 SERVER > remove_proc_entry: removing non-empty directory 'irq/536', leaking at least > 'eth7' > Modules linked in: xt_physdev iptable_filter ip_tables xen_blkback > xen_netback xen_pciback xen_gntdev xen_evtchn ipmi_devintf ipmi_si lockd > sunrpc bridge stp llc bonding dm_round_robin dm_multipath be2iscsi > iscsi_boot_sysfs ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr > iscsi_tcp bnx2i cnic uio ipv6 cxgb3i libcxgbi cxgb3 libiscsi_tcp libiscsi > scsi_transport_iscsi xenfs xen_privcmd dm_mirror video sbs sbshc > acpi_memhotplug acpi_ipmi ipmi_msghandler parport_pc lp parport ses enclosure > ixgbe igb e1000e mdio snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq > snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore > snd_page_alloc i2c_i801 i2c_core i7core_edac iTCO_wdt pcspkr ioatdma > iTCO_vendor_support edac_core dca ghes hed dm_region_hash dm_log dm_mod > usb_storage shpchp sg ahci libahci sd_mod crc_t10dif raid1 ext3 jbd mbcache > [last unloaded: raid_class] > Pid: 19329, comm: qemu-dm Not tainted 2.6.39-200.1.15.el5uek #1 > Call Trace: > [<ffffffff811d10dd>] ? remove_proc_entry+0x22d/0x240 > [<ffffffff8106de10>] warn_slowpath_common+0x90/0xc0 > [<ffffffff8106df3e>] warn_slowpath_fmt+0x6e/0x70 > [<ffffffff8100a7cf>] ? xen_restore_fl_direct_reloc+0x4/0x4 > [<ffffffff8125cf98>] ? sprintf+0x68/0x70 > [<ffffffff811cfef1>] ? __xlate_proc_name+0x41/0xc0 > [<ffffffff81501b9e>] ? _raw_spin_lock+0xe/0x20 > [<ffffffff811d10dd>] remove_proc_entry+0x22d/0x240 > [<ffffffff8113232c>] ? zap_pte_range+0x1ec/0x400 > [<ffffffff810d9430>] unregister_irq_proc+0xd0/0xf0 > [<ffffffff810d571a>] free_desc+0x2a/0x70 > [<ffffffff810d579e>] irq_free_descs+0x3e/0x80 > [<ffffffff812f7822>] xen_free_irq+0x52/0x70 > [<ffffffff812f82cb>] unbind_from_irq+0xeb/0x180 > [<ffffffff81009f0d>] ? xen_force_evtchn_callback+0xd/0x10 > [<ffffffff812f837f>] evtchn_put+0x1f/0x40 > [<ffffffffa055b4e9>] gntdev_put_map+0x39/0x110 [xen_gntdev] > [<ffffffff812640e1>] ? list_del+0x11/0x40 > [<ffffffffa055c38c>] gntdev_ioctl_unmap_grant_ref+0xac/0xd0 [xen_gntdev] > [<ffffffffa055c708>] gntdev_ioctl+0x98/0xa0 [xen_gntdev] > [<ffffffff8117eb8d>] vfs_ioctl+0x1d/0x50 > [<ffffffff8117f623>] do_vfs_ioctl+0x63/0x1b0 > [<ffffffff8113a740>] ? do_munmap+0x240/0x280 > [<ffffffff8117f804>] sys_ioctl+0x94/0xa0 > [<ffffffff8150a242>] system_call_fastpath+0x16/0x1b > ---[ end trace fa61ba514bac93c7 ]--- > BUG: unable to handle kernel NULL pointer dereference at 000000000000001c > IP: [<ffffffff812f6a76>] evtchn_from_irq+0x16/0x40 > PGD 6a2cb067 PUD 71d8c067 PMD 0 > Oops: 0000 [#1] SMP > CPU 0 > Modules linked in: xt_physdev iptable_filter ip_tables xen_blkback > xen_netback xen_pciback xen_gntdev xen_evtchn ipmi_devintf ipmi_si lockd > sunrpc bridge stp llc bonding dm_round_robin dm_multipath be2iscsi > iscsi_boot_sysfs ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr > iscsi_tcp bnx2i cnic uio ipv6 cxgb3i libcxgbi cxgb3 libiscsi_tcp libiscsi > scsi_transport_iscsi xenfs xen_privcmd dm_mirror video sbs sbshc > acpi_memhotplug acpi_ipmi ipmi_msghandler parport_pc lp parport ses enclosure > ixgbe igb e1000e mdio snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq > snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore > snd_page_alloc i2c_i801 i2c_core i7core_edac iTCO_wdt pcspkr ioatdma > iTCO_vendor_support edac_core dca ghes hed dm_region_hash dm_log dm_mod > usb_storage shpchp sg ahci libahci sd_mod crc_t10dif raid1 ext3 jbd mbcache > [last unloaded: raid_class] > > Pid: 19329, comm: qemu-dm Tainted: G W 2.6.39-200.1.15.el5uek #1 > ORACLE CORPORATION SUN FIRE X4370 M2 SERVER /ASSY,SC_BD,T4 > RIP: e030:[<ffffffff812f6a76>] [<ffffffff812f6a76>] evtchn_from_irq+0x16/0x40 > RSP: e02b:ffff88006cfc5dd8 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88007e38be48 > RDX: 0000000000000000 RSI: 0000000000000218 RDI: ffff88007e38bd70 > RBP: ffff88006cfc5dd8 R08: 0000000000000001 R09: 0000000000000000 > R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000218 > R13: 0000000000000000 R14: 0000000000000017 R15: 0000000000104701 > FS: 00007ff36f4046e0(0000) GS:ffff88007f49a000(0000) knlGS:0000000000000000 > CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 000000000000001c CR3: 000000005f445000 CR4: 0000000000002660 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process qemu-dm (pid: 19329, threadinfo ffff88006cfc4000, task > ffff880067084200) > Stack: > ffff88006cfc5e38 ffffffff812f81fc 00007ff36e620000 0000003e38e10000 > ffff88006cfc5e38 000000000000014f 0000000000000206 ffff88006b2e8138 > ffffffff81009f0d ffff88006b951cc0 ffff88006b951cc0 0000000000000000 > Call Trace: > [<ffffffff812f81fc>] unbind_from_irq+0x1c/0x180 > [<ffffffff81009f0d>] ? xen_force_evtchn_callback+0xd/0x10 > [<ffffffff812f837f>] evtchn_put+0x1f/0x40 > [<ffffffffa055b4e9>] gntdev_put_map+0x39/0x110 [xen_gntdev] > [<ffffffff812640e1>] ? list_del+0x11/0x40 > [<ffffffffa055c38c>] gntdev_ioctl_unmap_grant_ref+0xac/0xd0 [xen_gntdev] > [<ffffffffa055c708>] gntdev_ioctl+0x98/0xa0 [xen_gntdev] > [<ffffffff8117eb8d>] vfs_ioctl+0x1d/0x50 > [<ffffffff8117f623>] do_vfs_ioctl+0x63/0x1b0 > [<ffffffff8113a740>] ? do_munmap+0x240/0x280 > [<ffffffff8117f804>] sys_ioctl+0x94/0xa0 > [<ffffffff8150a242>] system_call_fastpath+0x16/0x1b > Code: 8b 64 24 08 c9 c3 0f 1f 80 00 00 00 00 0f 1f 84 00 00 00 00 00 55 48 89 > e5 66 66 66 66 90 39 3d f1 16 4c 00 76 0b e8 ea fa ff ff <0f> b7 40 1c c9 c3 > 89 f9 31 c0 48 c7 c2 2f 72 70 81 be d1 00 00 > RIP [<ffffffff812f6a76>] evtchn_from_irq+0x16/0x40 > RSP <ffff88006cfc5dd8> > CR2: 000000000000001c > > Thanks, > Joe > On 02/05/13 17:42, Ian Campbell wrote: >> On Tue, 2013-02-05 at 06:47 +0000, Joe Jin wrote: >>> execute xl-destroy twice crashed my server! >> >> Can you give more details please. >> >> Ian. >> >> >> _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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