Attachment 1798025 Details for Bug 1979179 – coredump of btrfs-convert process

coredump of btrfs-convert process

btrfs-convert-coredump.txt (text/plain), 17.19 KB, created by piio on 2021-07-05 07:11:01 UTC

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Creator: piio

Created: 2021-07-05 07:11:01 UTC

Size: 17.19 KB

patch

obsolete

>[root@localhost-live ~]# coredumpctl gdb 5351
>           PID: 5351 (btrfs-convert)
>           UID: 0 (root)
>           GID: 0 (root)
>        Signal: 11 (SEGV)
>     Timestamp: Sun 2021-07-04 11:40:37 EDT (10min ago)
>  Command Line: btrfs-convert /dev/mapper/fedora--volgroup
>    Executable: /usr/sbin/btrfs-convert
> Control Group: /user.slice/user-1000.slice/user@1000.service/app.slice/app-org.gnome.Terminal.slice/vte-spawn-d803f593-de7c-4bf5-bec9-db7270967c40.scope
>          Unit: user@1000.service
>     User Unit: vte-spawn-d803f593-de7c-4bf5-bec9-db7270967c40.scope
>         Slice: user-1000.slice
>     Owner UID: 1000 (liveuser)
>       Boot ID: f00cda1515af413dae2d480f205c75e5
>    Machine ID: 11107142740e4c619a12817d6d779e1b
>      Hostname: localhost-live
>       Storage: /var/lib/systemd/coredump/core.btrfs-convert.0.f00cda1515af413dae2d480f205c75e5.5351.1625413237000000.zst (present)
>     Disk Size: 168.3M
>       Message: Process 5351 (btrfs-convert) of user 0 dumped core.
>                
>                Found module linux-vdso.so.1 with build-id: 6e0dd0884d46fa09f1f7aca5d6bdbd39297a42c2
>                Found module ld-linux-x86-64.so.2 with build-id: b04676baae471e89dccc514d7e3d9d193743ae8f
>                Found module libc.so.6 with build-id: 0fdc14a6f0cb4893802522990813fb6d65d13ade
>                Found module libpthread.so.0 with build-id: 0b4f9b17ba0dac43f622650f6089577f68deeda4
>                Found module libblkid.so.1 with build-id: 4239645ef2b9c3dfc059526af1b281daeab40249
>                Found module libuuid.so.1 with build-id: c06c1eb472533cc04e2db9e9d38b4b8943bc091c
>                Found module libcom_err.so.2 with build-id: 5ffa8e779f44369b7fa32f26b6b661f714206501
>                Found module libext2fs.so.2 with build-id: ed57ea30ac0fc0e8324c5be9f7b080a80de6ec82
>                Found module btrfs-convert with build-id: 4c3d4af90fc61035c34394524216ce5a37eee54f
>                Stack trace of thread 5351:
>                #0  0x000055ab254d5875 btrfs_print_leaf (btrfs-convert + 0x3b875)
>                #1  0x000055ab254f475f __free_extent.constprop.0 (btrfs-convert + 0x5a75f)
>                #2  0x000055ab254d33e3 btrfs_run_delayed_refs (btrfs-convert + 0x393e3)
>                #3  0x000055ab254e4ca7 btrfs_commit_transaction (btrfs-convert + 0x4aca7)
>                #4  0x000055ab254b15ad ext2_copy_inodes (btrfs-convert + 0x175ad)
>                #5  0x000055ab254aa36b main (btrfs-convert + 0x1036b)
>                #6  0x00007f803078f7e0 n/a (libc.so.6 + 0x2c7e0)
>                #7  0x00007f803078f88c n/a (libc.so.6 + 0x2c88c)
>                #8  0x000055ab254aaade _start (btrfs-convert + 0x10ade)
>                
>                Stack trace of thread 5358:
>                #0  0x00007f8030865bec n/a (libc.so.6 + 0x102bec)
>                #1  0x000055ab254b6a4d task_period_wait (btrfs-convert + 0x1ca4d)
>                #2  0x000055ab254acab8 print_copied_inodes (btrfs-convert + 0x12ab8)
>                #3  0x00007f80307f0197 n/a (libc.so.6 + 0x8d197)
>                #4  0x00007f8030875914 n/a (libc.so.6 + 0x112914)
>
>GNU gdb (GDB) Fedora 10.2-4.fc35
>Copyright (C) 2021 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.
>Type "show copying" and "show warranty" for details.
>This GDB was configured as "x86_64-redhat-linux-gnu".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><https://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
>    <http://www.gnu.org/software/gdb/documentation/>.
>
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from /usr/sbin/btrfs-convert...
>Downloading separate debug info for /usr/sbin/btrfs-convert...
>Reading symbols from /root/.cache/debuginfod_client/4c3d4af90fc61035c34394524216ce5a37eee54f/debuginfo...
>Downloading separate debug info for /root/.cache/debuginfod_client/4c3d4af90fc61035c34394524216ce5a37eee54f/debuginfo...
>[New LWP 5351]
>[New LWP 5358]
>Downloading separate debug info for /lib64/libext2fs.so.2...
>Downloading separate debug info for /root/.cache/debuginfod_client/ed57ea30ac0fc0e8324c5be9f7b080a80de6ec82/debuginfo...
>Downloading separate debug info for /lib64/libcom_err.so.2...
>Downloading separate debug info for /lib64/libuuid.so.1...
>Downloading separate debug info for /root/.cache/debuginfod_client/c06c1eb472533cc04e2db9e9d38b4b8943bc091c/debuginfo...
>Downloading separate debug info for /lib64/libblkid.so.1...
>Downloading separate debug info for /lib64/libpthread.so.0...
>Downloading separate debug info for /root/.cache/debuginfod_client/0b4f9b17ba0dac43f622650f6089577f68deeda4/debuginfo...
>Downloading separate debug info for /lib64/libc.so.6...
>Downloading separate debug info for /root/system-supplied DSO at 0x7fff417a7000...
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `btrfs-convert /dev/mapper/fedora--volgroup'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  0x000055ab254d5875 in btrfs_print_leaf (eb=0x0) at kernel-shared/print-tree.c:1237
>Downloading source file /usr/src/debug/btrfs-progs-5.12.1-2.fc35.x86_64/kernel-shared/print-tree.c...
>1237		u32 leaf_data_size = __BTRFS_LEAF_DATA_SIZE(eb->len);
>[Current thread is 1 (Thread 0x7f803075e900 (LWP 5351))]
>(gdb) thread apply all bt full
>
>Thread 2 (Thread 0x7f8030567640 (LWP 5358)):
>#0  __GI___libc_read (nbytes=8, buf=0x7f8030566c40, fd=6) at ../sysdeps/unix/sysv/linux/read.c:26
>        sc_ret = -512
>        sc_cancel_oldtype = 0
>        __arg3 = <optimized out>
>        _a2 = <optimized out>
>        sc_ret = <optimized out>
>        __value = <optimized out>
>        sc_ret = <optimized out>
>        __arg1 = <optimized out>
>        _a3 = <optimized out>
>        resultvar = <optimized out>
>        __arg2 = <optimized out>
>        _a1 = <optimized out>
>#1  __GI___libc_read (fd=6, buf=buf@entry=0x7f8030566c40, nbytes=nbytes@entry=8) at ../sysdeps/unix/sysv/linux/read.c:24
>No locals.
>#2  0x000055ab254b6a4d in read (__nbytes=8, __buf=0x7f8030566c40, __fd=<optimized out>) at /usr/include/bits/unistd.h:47
>No locals.
>#3  task_period_wait (info=0x55ab274b8d40) at common/task-utils.c:131
>        missed = 1
>        ret = <optimized out>
>#4  0x000055ab254acab8 in print_copied_inodes (p=0x7fff417858d0) at convert/main.c:138
>        priv = <optimized out>
>        work_indicator = ".oOo"
>        count = 42
>#5  0x00007f80307f0197 in start_thread (arg=<optimized out>) at pthread_create.c:429
>        ret = <optimized out>
>        pd = <optimized out>
>        out = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140188543514176, 4160436005595350354, 140734291793038, 140734291793039, 0, 140188543514176, 4160436005951866194, 4160436361747465554}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#6  0x00007f8030875914 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100
>No locals.
>
>Thread 1 (Thread 0x7f803075e900 (LWP 5351)):
>#0  0x000055ab254d5875 in btrfs_print_leaf (eb=0x0) at kernel-shared/print-tree.c:1237
>        fs_info = <optimized out>
>        item = <optimized out>
>        disk_key = {objectid = 94194045003200, type = 0 '\000', offset = 18086456103731341952}
>        leaf_data_size = <optimized out>
>        i = <optimized out>
>        nr = <optimized out>
>#1  0x000055ab254f475f in __free_extent.constprop.0 (trans=0x55ab274ee940, bytenr=54126084096, num_bytes=16384, parent=0, root_objectid=2, owner_objectid=<optimized out>, owner_offset=0, refs_to_drop=<optimized out>) at kernel-shared/extent-tree.c:2031
>        key = {objectid = 54121136127, type = 98 'b', offset = 4611686566038896628}
>        path = <optimized out>
>        extent_root = 0x55ab270c3f50
>        leaf = <optimized out>
>        ei = <optimized out>
>        iref = 0x7f803080044b <__GI___libc_malloc+155>
>        ret = <optimized out>
>        is_data = 0
>        extent_slot = 0
>--Type <RET> for more, q to quit, c to continue without paging--
>        found_extent = 0
>        num_to_del = 1
>        item_size = <optimized out>
>        refs = <optimized out>
>        skinny_metadata = <optimized out>
>        __func__ = {<optimized out> <repeats 14 times>}
>#2  0x000055ab254d33e3 in run_delayed_tree_ref (fs_info=<optimized out>, insert_reserved=<optimized out>, extent_op=0x0, node=0x55ab425bbe60, trans=0x55ab274ee940) at kernel-shared/extent-tree.c:3783
>        ref = 0x55ab425bbe60
>        ret = 0
>        ref = 0x55ab425bbe60
>        parent = <optimized out>
>        ref_root = <optimized out>
>        ret = <optimized out>
>        ref = <optimized out>
>        parent = <optimized out>
>        ref_root = <optimized out>
>        __func__ = {<optimized out> <repeats 21 times>}
>        ref = <optimized out>
>#3  run_one_delayed_ref (fs_info=0x55ab270c3ad0, insert_reserved=<optimized out>, extent_op=0x0, node=0x55ab425bbe60, trans=0x55ab274ee940) at kernel-shared/extent-tree.c:3803
>        ret = 0
>        ret = <optimized out>
>        __func__ = {<optimized out> <repeats 20 times>}
>#4  btrfs_run_delayed_refs (trans=0x55ab274ee940, nr=<optimized out>) at kernel-shared/extent-tree.c:3887
>        fs_info = <optimized out>
>        delayed_refs = 0x55ab274ee988
>        ref = 0x55ab425bbe60
>        locked_ref = 0x55ab427fb670
>        extent_op = 0x0
>        ret = <optimized out>
>        must_insert_reserved = <optimized out>
>        __func__ = "btrfs_run_delayed_refs"
>#5  0x000055ab254e4ca7 in btrfs_commit_transaction (trans=0x55ab274ee940, root=0x55ab274b9110) at kernel-shared/transaction.c:178
>        transid = 930
>        ret = 0
>        fs_info = 0x55ab270c3ad0
>        sinfo = <optimized out>
>#6  0x000055ab254b15ad in ext2_copy_inodes (cctx=<optimized out>, root=0x55ab274b9110, convert_flags=7, p=<optimized out>) at convert/source-ext2.c:954
>        ext2_fs = 0x55ab270b18c0
>        ret = <optimized out>
>        err = <optimized out>
>        ext2_scan = 0x55ab274ea060
>        ext2_inode = {i_mode = 33188, i_uid = 0, i_size = 6845, i_atime = 1611729437, i_ctime = 1624990147, i_mtime = 1611729437, i_dtime = 0, i_gid = 0, i_links_count = 1, i_blocks = 16, i_flags = 524288, osd1 = {linux1 = {l_i_version = 1}, hurd1 = {h_i_translator = 1}}, i_block = {127754, 4, 0, 0, 2, 5881396, 0, 0, 0, 0, 0, 0, 0, 0, 0}, i_generation = 4013563722, i_file_acl = 0, i_size_high = 0, i_faddr = 0, osd2 = {linux2 = {l_i_blocks_hi = 0, l_i_file_acl_high = 0, l_i_uid_high = 0, l_i_gid_high = 0, l_i_checksum_lo = 19275, l_i_reserved = 0}, hurd2 = {h_i_frag = 0 '\000', h_i_fsize = 0 '\000', h_i_mode_high = 0, h_i_uid_high = 0, h_i_gid_high = 0, h_i_author = 19275}}}
>        ext2_ino = 1528036
>        objectid = <optimized out>
>        trans = 0x55ab274ee940
>#7  0x000055ab254aa36b in copy_inodes (p=0x7fff417858d0, convert_flags=<optimized out>, root=0x55ab274b9110, cctx=0x7fff41785710) at convert/main.c:156
>No locals.
>#8  do_convert (csum_type=<optimized out>, features=<optimized out>, progress=<optimized out>, fslabel=0x7fff41785a40 "", nodesize=<optimized out>, convert_flags=<optimized out>, devname=<optimized out>) at convert/main.c:1255
>        root = 0x55ab274b9110
>        key = {objectid = 256, type = 132 '\204', offset = 18446744073709551615}
>        ctx = {mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, max_copy_inodes = 707293, cur_copy_inodes = 403957, info = 0x55ab274b8d40}
>        features_buf = "extref, skinny-metadata (default)\000\200\060\200\177\000\000\360\020\200\060\200\177\000\000\340\261\245\060\200\177\000\000\000\000\000\000\000\000\000"
>--Type <RET> for more, q to quit, c to continue without paging--
>        mkfs_cfg = {label = 0x55ab270b3790 "", nodesize = 16384, sectorsize = 4096, stripesize = 4096, features = 320, num_bytes = 53687091200, csum_type = BTRFS_CSUM_TYPE_CRC32, zone_size = 0, blocks = {0, 0, 0, 0, 0, 0, 0, 0}, fs_uuid = "a76373f8-925d-4b94-9471-28f9e3a024d1", chunk_uuid = "c8c1a734-a508-480e-a912-719eec148d5d", super_bytenr = 4903862272}
>        fail = <optimized out>
>        ret = <optimized out>
>        fd = 4
>        total_bytes = <optimized out>
>        cctx = {blocksize = 4096, first_data_block = 0, block_count = 13107200, inodes_count = 3276800, free_inodes_count = 2569507, total_bytes = 53687091200, free_bytes_initial = 578277376, volume_name = 0x55ab270b3790 "", convert_ops = 0x55ab25523900 <ext2_convert_ops>, used_space = {root = {rb_node = 0x55ab271c4060}}, data_chunks = {root = {rb_node = 0x55ab270c32d0}}, free_space = {root = {rb_node = 0x55ab270c3710}}, free_space_initial = {root = {rb_node = 0x55ab270c38d0}}, fs_data = 0x55ab270b18c0}
>        subvol_name = "ext2_saved\000\000\000\000\000\000\a\000\000\000\a\000\000"
>        btrfs_sb_committed = false
>        blocksize = <optimized out>
>        image_root = 0x7fff417858d0
>        ret = <optimized out>
>        fd = <optimized out>
>        blocksize = <optimized out>
>        total_bytes = <optimized out>
>        root = <optimized out>
>        image_root = <optimized out>
>        cctx = {blocksize = <optimized out>, first_data_block = <optimized out>, block_count = <optimized out>, inodes_count = <optimized out>, free_inodes_count = <optimized out>, total_bytes = <optimized out>, free_bytes_initial = <optimized out>, volume_name = <optimized out>, convert_ops = <optimized out>, used_space = {root = {rb_node = <optimized out>}}, data_chunks = {root = {rb_node = <optimized out>}}, free_space = {root = {rb_node = <optimized out>}}, free_space_initial = {root = {rb_node = <optimized out>}}, fs_data = <optimized out>}
>        key = {objectid = <optimized out>, type = <optimized out>, offset = <optimized out>}
>        subvol_name = {<optimized out> <repeats 24 times>}
>        ctx = {mutex = {__data = {__lock = <optimized out>, __count = <optimized out>, __owner = <optimized out>, __nusers = <optimized out>, __kind = <optimized out>, __spins = <optimized out>, __elision = <optimized out>, __list = {__prev = <optimized out>, __next = <optimized out>}}, __size = {<optimized out> <repeats 40 times>}, __align = <optimized out>}, max_copy_inodes = <optimized out>, cur_copy_inodes = <optimized out>, info = <optimized out>}
>        features_buf = {<optimized out> <repeats 64 times>}
>        mkfs_cfg = {label = <optimized out>, nodesize = <optimized out>, sectorsize = <optimized out>, stripesize = <optimized out>, features = <optimized out>, num_bytes = <optimized out>, csum_type = <optimized out>, zone_size = <optimized out>, blocks = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, fs_uuid = {<optimized out> <repeats 37 times>}, chunk_uuid = {<optimized out> <repeats 37 times>}, super_bytenr = <optimized out>}
>        btrfs_sb_committed = <optimized out>
>        fail = <optimized out>
>        __func__ = {<optimized out> <repeats 11 times>}
>#9  main (argc=<optimized out>, argv=<optimized out>) at convert/main.c:1912
>        cf = <optimized out>
>        ret = <optimized out>
>        packing = 1098405528
>        noxattr = 1098405856
>        datacsum = <optimized out>
>        nodesize = <optimized out>
>        rollback = <optimized out>
>        copylabel = <optimized out>
>        usage_error = <optimized out>
>        progress = <optimized out>
>        file = <optimized out>
>        fslabel = "\000\000\000\000\000\000\000\000\000\000\303\000\001", '\000' <repeats 14 times>, "\001\003\000\000\000\001\000\000\000\216", '\000' <repeats 11 times>, "@[xA\377\177\000\000\001\000\000\000\000\000\000\000\000\000`\000\000\000\000\000\070[xA\377\177\000\000\000\000\004\000\000\000\000\000\300\063\244\060\200\177", '\000' <repeats 11 times>, "\200\000\000\000\000\000\000\000\000\t\000\000\000\000\000\000\000\t\000\000\000\000\000\000\000\t\000\000\000\000\000\000\b\000\000\000\000\000\000@\000\000\000\000\000\000\000\000\000\004\000\000\000\000\000\004\000\000\000\000\000\000\000@\000\000\000\000\000\000\000\f\000\000\000\000\000\000\000@\000\000\000\000\000\000\000@\000\000\000\000\000\000\000\000"...
>        features = 320
>        csum_type = <optimized out>
>        long_options = {{name = 0x55ab254f94d4 "no-progress", has_arg = 0, flag = 0x0, val = 256}, {name = 0x55ab254f94e0 "no-datasum", has_arg = 0, flag = 0x0, val = 100}, {name = 0x55ab254f94eb "no-inline", has_arg = 0, flag = 0x0, val = 110}, {name = 0x55ab254f94f5 "no-xattr", has_arg = 0, flag = 0x0, val = 105}, {name = 0x55ab254f94fe "checksum", has_arg = 1, flag = 0x0, val = 257}, {name = 0x55ab254f9507 "csum", has_arg = 1, flag = 0x0, val = 257}, {name = 0x55ab254f950c "rollback", has_arg = 0, flag = 0x0, val = 114}, {name = 0x55ab254f9515 "features", has_arg = 1, flag = 0x0, val = 79}, {name = 0x55ab254f94d7 "progress", has_arg = 0, flag = 0x0, val = 112}, {name = 0x55ab254f9523 "label", has_arg = 1, flag = 0x0, val = 108}, {name = 0x55ab254f951e "copy-label", has_arg = 0, flag = 0x0, val = 76}, {name = 0x55ab254f9529 "nodesize", has_arg = 1, flag = 0x0, val = 78}, {name = 0x55ab254f9532 "help", has_arg = 0, flag = 0x0, val = 270}--Type <RET> for more, q to quit, c to continue without paging--
>, {name = 0x0, has_arg = 0, flag = 0x0, val = 0}}

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Attachments on bug 1979179: 1798025 | 1798520