Attachment 918333 Details for Bug 1120042 – gdb bt full

gdb bt full

gdb_bt_full (text/plain), 6.56 KB, created by Xu Han on 2014-07-16 06:40:12 UTC

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Creator: Xu Han

Created: 2014-07-16 06:40:12 UTC

Size: 6.56 KB

patch

obsolete

>#0  0x00007f3b9b3dc2a9 in qcow2_get_cluster_offset (bs=0x7f3b9c71d010, offset=14505934848, num=0x7f3b9f96e73c, cluster_offset=0x7f3b9f96e730)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2-cluster.c:462
>        s = 0x7f3b9c3b19f0
>        l2_index = <value optimized out>
>        l1_index = 27
>        l2_offset = <error reading variable l2_offset (Cannot access memory at address 0xd8)>
>        l2_table = <value optimized out>
>        l1_bits = <value optimized out>
>        c = <value optimized out>
>        index_in_cluster = 0
>        nb_available = 1028224
>        nb_needed = 64
>        ret = <value optimized out>
>#1  0x00007f3b9b3d7fe1 in qcow2_co_readv (bs=0x7f3b9c71d010, sector_num=<value optimized out>, remaining_sectors=64, qiov=0x7f3b9f96e8b0)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2.c:544
>        s = 0x7f3b9c3b19f0
>        index_in_cluster = <value optimized out>
>        n1 = <value optimized out>
>        ret = <value optimized out>
>        cur_nr_sectors = 64
>        cluster_offset = 0
>        bytes_done = <value optimized out>
>        hd_qiov = {
>          iov = 0x7f3b9dab81e0, 
>          niov = 0, 
>          nalloc = 1, 
>          size = 0
>        }
>        cluster_data = <value optimized out>
>        __PRETTY_FUNCTION__ = "qcow2_co_readv"
>#2  0x00007f3b9b3bb59f in bdrv_co_do_readv (bs=0x7f3b9c71d010, sector_num=28331904, nb_sectors=64, qiov=0x7f3b9f96e8b0, flags=<value optimized out>)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block.c:2205
>        drv = 0x7f3b9b89b740
>        req = {
>          bs = 0x7f3b9c71d010, 
>          sector_num = 28331904, 
>          nb_sectors = 64, 
>          is_write = false, 
>          list = {
>            le_next = 0x0, 
>            le_prev = 0x7f3b9c71d9d8
>          }, 
>          co = 0x7f3b9f812af0, 
>          wait_queue = {
>            entries = {
>              tqh_first = 0x0, 
>              tqh_last = 0x7f3b9f96e7e0
>            }
>          }
>        }
>        ret = <value optimized out>
>#3  0x00007f3b9b3bbbce in bdrv_rw_co_entry (opaque=0x7f3b9f96e880) at /usr/src/debug/qemu-kvm-0.12.1.2/block.c:1885
>        rwco = 0x7f3b9f96e880
>#4  0x00007f3b9b3bdad8 in bdrv_rw_co (bs=0x7f3b9c71d010, sector_num=<value optimized out>, buf=<value optimized out>, nb_sectors=<value optimized out>, 
>    is_write=<value optimized out>) at /usr/src/debug/qemu-kvm-0.12.1.2/block.c:1929
>        qiov = {
>          iov = 0x7f3b9f96e8d0, 
>          niov = 1, 
>          nalloc = -1, 
>          size = 32768
>        }
>        iov = {
>          iov_base = 0x7f3b9db28c20, 
>          iov_len = 32768
>        }
>        co = <value optimized out>
>        rwco = {
>          bs = 0x7f3b9c71d010, 
>          sector_num = 28331904, 
>          nb_sectors = 64, 
>          qiov = 0x7f3b9f96e8b0, 
>          is_write = false, 
>          ret = 2147483647
>        }
>#5  0x00007f3b9b3dd737 in qcow2_read (bs=0x7f3b9c3b1010, start_sect=<value optimized out>, cluster_offset=9894494208, n_start=0, n_end=<value optimized out>)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2-cluster.c:339
>        s = 0x7f3b9c7099f0
>        ret = <value optimized out>
>        cluster_offset = 0
>        index_in_cluster = <value optimized out>
>        n = 64
>        n1 = <value optimized out>
>        iov = {
>          iov_base = 0x7f3b9db28c20, 
>          iov_len = 32768
>        }
>        qiov = {
>          iov = 0x7f3b9f96e980, 
>          niov = 1, 
>          nalloc = -1, 
>          size = 32768
>        }
>#6  copy_sectors (bs=0x7f3b9c3b1010, start_sect=<value optimized out>, cluster_offset=9894494208, n_start=0, n_end=<value optimized out>)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2-cluster.c:382
>        s = 0x7f3b9c7099f0
>        n = 64
>        ret = <value optimized out>
>#7  0x00007f3b9b3dd930 in qcow2_alloc_cluster_link_l2 (bs=0x7f3b9c3b1010, m=0x7f3b9f96eab0) at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2-cluster.c:663
>        s = 0x7f3b9c7099f0
>        i = <value optimized out>
>        j = 0
>        l2_index = <value optimized out>
>        ret = <value optimized out>
>        old_cluster = 0x7f3b9da575d0
>        start_sect = 28331904
>        l2_offset = 139894004423304
>        l2_table = <value optimized out>
>        cluster_offset = 9894494208
>        cow = true
>#8  0x00007f3b9b3d794f in qcow2_co_writev (bs=0x7f3b9c3b1010, sector_num=<value optimized out>, remaining_sectors=520, qiov=0x7f3b9cba5f08)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block/qcow2.c:753
>        s = 0x7f3b9c7099f0
>        index_in_cluster = 64
>        n_end = <value optimized out>
>        ret = <value optimized out>
>        cur_nr_sectors = 520
>        cluster_offset = <value optimized out>
>        hd_qiov = {
>          iov = 0x7f3b9d0827f0, 
>          niov = 65, 
>          nalloc = 65, 
>          size = 266240
>        }
>        bytes_done = <value optimized out>
>        cluster_data = 0x0
>        l2meta = {
>          offset = 14505967616, 
>          cluster_offset = 9894494208, 
>          n_start = 64, 
>          nb_available = 584, 
>          nb_clusters = 5, 
>          depends_on = 0x0, 
>          dependent_requests = {
>            entries = {
>              tqh_first = 0x7f3b9f0da4f0, 
>              tqh_last = 0x7f3b9f0da518
>            }
>          }, 
>          next_in_flight = {
>            le_next = 0x0, 
>            le_prev = 0x7f3b9ed66088
>          }
>        }
>        __PRETTY_FUNCTION__ = "qcow2_co_writev"
>#9  0x00007f3b9b3bba53 in bdrv_co_do_writev (bs=0x7f3b9c3b1010, sector_num=28331968, nb_sectors=520, qiov=0x7f3b9cba5f08, flags=<value optimized out>)
>    at /usr/src/debug/qemu-kvm-0.12.1.2/block.c:2321
>        drv = 0x7f3b9b89b740
>        req = {
>          bs = 0x7f3b9c3b1010, 
>          sector_num = 28331968, 
>          nb_sectors = 520, 
>          is_write = true, 
>          list = {
>            le_next = 0x7f3b9ed66110, 
>            le_prev = 0x7f3b9f236588
>          }, 
>          co = 0x7f3b9f812af0, 
>          wait_queue = {
>            entries = {
>              tqh_first = 0x0, 
>              tqh_last = 0x7f3b9f96eba0
>            }
>          }
>        }
>        ret = <value optimized out>
>#10 0x00007f3b9b3bbb11 in bdrv_co_do_rw (opaque=<value optimized out>) at /usr/src/debug/qemu-kvm-0.12.1.2/block.c:4057
>        acb = 0x7f3b9d15ef40
>        bs = <value optimized out>
>#11 0x00007f3b9b3c52eb in coroutine_trampoline (i0=<value optimized out>, i1=<value optimized out>) at /usr/src/debug/qemu-kvm-0.12.1.2/coroutine-ucontext.c:129
>        self = 0x7f3b9f812af0
>        co = 0x7f3b9f812af0
>#12 0x00007f3b97e39bf0 in ?? () from /lib64/libc.so.6
>No symbol table info available.
>#13 0x00007fff44bcb670 in ?? ()
>No symbol table info available.
>#14 0x0000000000000000 in ?? ()
>No symbol table info available.
>

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Attachments on bug 1120042: 918333