4,8.23: core dumping

[kloczek]

$ coredumpctl gdb /usr/bin/mc
           PID: 4046675 (mc)
           UID: 1000 (tkloczko)
           GID: 1000 (tkloczko)
        Signal: 11 (SEGV)
     Timestamp: Sat 2019-10-05 23:38:51 BST (12min ago)
  Command Line: /usr/bin/mc -P /var/tmp/mc-tkloczko/mc.pwd.1088124
    Executable: /usr/bin/mc
 Control Group: /user.slice/user-1000.slice/session-62.scope
          Unit: session-62.scope
         Slice: user-1000.slice
       Session: 62
     Owner UID: 1000 (tkloczko)
       Boot ID: bb9bbf6eca594bdb914f10da6e8fca54
    Machine ID: ddd9adc076fd4480afcea67383c00b78
      Hostname: barrel
       Storage: /var/lib/systemd/coredump/core.mc.1000.bb9bbf6eca594bdb914f10da6e8fca54.4046675.1570315131000000000000.lz4
       Message: Process 4046675 (mc) of user 1000 dumped core.
                
                Stack trace of thread 4046675:
                #0  0x000056265eb3ebc8 vfs_stamp_compare (mc)
                #1  0x00007f52f1078ee1 g_slist_find_custom (libglib-2.0.so.0)
                #2  0x000056265eb3ed3c vfs_stamp (mc)
                #3  0x000056265eb99ccd extfs_get_path (mc)
                #4  0x000056265eb9a351 extfs_internal_stat (mc)
                #5  0x000056265eb7e5d4 mc_stat (mc)
                #6  0x000056265eb7e8cf cpio_super_check (mc)
                #7  0x000056265eb80707 vfs_get_super_by_vpath (mc)
                #8  0x000056265eb807a3 vfs_s_get_path (mc)
                #9  0x000056265eb808de vfs_s_inode_from_path (mc)
                #10 0x000056265eb80975 vfs_s_internal_stat (mc)
                #11 0x000056265eb7e5d4 mc_stat (mc)
                #12 0x000056265eb7e81d tar_super_check (mc)
                #13 0x000056265eb80707 vfs_get_super_by_vpath (mc)
                #14 0x000056265eb807a3 vfs_s_get_path (mc)
                #15 0x000056265eb80be1 vfs_s_getid (mc)
                #16 0x000056265eb7f9b1 vfs_stamp_create (mc)
                #17 0x000056265eb91cd4 extfs_close (mc)
                #18 0x000056265eb7a99c mc_close (mc)
                #19 0x000056265eb7aa17 cpio_free_archive (mc)
                #20 0x000056265eb7b34d vfs_s_free_super (mc)
                #21 0x000056265eb3eca6 vfs_expire (mc)
                #22 0x000056265eb66351 tty_get_event (mc)
                #23 0x000056265eb785f1 dlg_run (mc)
                #24 0x000056265ebbd71b mcview_viewer (mc)
                #25 0x000056265ebbfd3b view_file_at_line (mc)
                #26 0x000056265ebbff25 do_view_cmd (mc)
                #27 0x000056265ebc4fe8 midnight_execute_cmd (mc)
                #28 0x000056265eb62249 buttonbar_callback (mc)
                #29 0x000056265eb78308 dlg_process_event (mc)
                #30 0x000056265eb785fe dlg_run (mc)
                #31 0x000056265eb3d3f6 main (mc)
                #32 0x00007f52f14ad1a3 __libc_start_main (libc.so.6)
                #33 0x000056265eb3d97e _start (mc)

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Reading symbols from /usr/bin/mc...
Reading symbols from /usr/lib/debug/usr/bin/mc-4.8.23-4.fc32.x86_64.debug...
[New LWP 4046675]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `/usr/bin/mc -P /var/tmp/mc-tkloczko/mc.pwd.1088124'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x000056265eb3ebc8 in vfs_stamp_compare (a=0x0, b=0x7ffefb8b3868) at gc.c:130
130	gc.c: No such file or directory.
Missing separate debuginfos, use: dnf debuginfo-install glib2-2.63.0-2.fc32.x86_64 glibc-2.30.9000-6.fc32.x86_64 gpm-libs-1.20.7-20.fc32.x86_64 libssh2-1.9.0-3.fc32.x86_64 nss-mdns-0.14.1-4.fc31.x86_64 openssl-libs-1.1.1d-2.fc32.x86_64 pcre-8.43-3.fc32.x86_64 slang-2.3.2-6.fc31.x86_64 sssd-client-2.2.0-6.fc32.x86_64 zlib-1.2.11-19.fc32.x86_64
(gdb) bt full
#0  0x000056265eb3ebc8 in vfs_stamp_compare (a=0x0, b=0x7ffefb8b3868) at gc.c:130
        vsa = 0x0
        vsb = 0x7ffefb8b3868
#1  0x00007f52f1078ee1 in g_slist_find_custom () from /lib64/libglib-2.0.so.0
No symbol table info available.
#2  0x000056265eb3ed3c in vfs_stamp (v=<optimized out>, id=<optimized out>) at gc.c:165
        what = {v = 0x56265ec14e20 <extfs_subclass>, id = 0x56265f54bd90, time = {tv_sec = 0, tv_usec = 0}}
        stamp = <optimized out>
        ret = 0
#3  0x000056265eb99ccd in extfs_get_path (vpath=0x56265f54e1a0, archive=0x7ffefb8b39a0, flags=<optimized out>) at extfs.c:699
        archive_name = 0x56265f5460d0 "/home/tkloczko/rpmbuild/SRPMS/ready/nano-4.5-2.fc32.src.rpm"
        result = -1
        parc = 0x56265f514a60 = {0x56265f54bd90}
        fstype = 16
        path_element = 0x56265f581030
        a = 0x56265f54bd90
#4  0x000056265eb9a351 in extfs_internal_stat (vpath=<optimized out>, buf=0x56265ec16260 <sb>, resolve=1) at extfs.c:1101
        archive = 0x56265f539230
        q = <optimized out>
        entry = <optimized out>
        result = -1
#5  0x000056265eb7e5d4 in mc_stat (vpath=0x56265f54e1a0, buf=0x56265ec16260 <sb>) at interface.c:573
        result = -1
        path_element = 0x56265f581030
#6  0x000056265eb7e8cf in cpio_super_check (vpath=<optimized out>) at cpio.c:818
        stat_result = <optimized out>
        sb = {st_dev = 0, st_ino = 20, st_nlink = 0, st_mode = 33060, st_uid = 0, st_gid = 0, __pad0 = 0, st_rdev = 0, st_size = 0, st_blksize = 512, st_blocks = 0, 
          st_atim = {tv_sec = 1570143600, tv_nsec = 0}, st_mtim = {tv_sec = 1570143600, tv_nsec = 0}, st_ctim = {tv_sec = 1570143600, tv_nsec = 0}, __glibc_reserved = {
            94722808062032, 1, 94722808062032}}
#7  0x000056265eb80707 in vfs_get_super_by_vpath (vpath=0x56265f54e180) at direntry.c:1120
        iter = <optimized out>
        cookie = 0x0
        path_element = 0x56265f546300
--Type <RET> for more, q to quit, c to continue without paging--
        subclass = 0x56265ec16060 <cpio_subclass>
        super = 0x0
        vpath_archive = 0x56265f54e1a0
#8  0x000056265eb807a3 in vfs_s_get_path (vpath=0x56265f54e180, archive=0x7ffefb8b3ab0, flags=0) at direntry.c:1173
        retval = 0x56265f5894c0 "nano-4.5.tar.xz"
        result = -1
        super = <optimized out>
        path_element = 0x56265f546300
        subclass = <optimized out>
#9  0x000056265eb808de in vfs_s_inode_from_path (vpath=0x56265f54e180, flags=1) at direntry.c:395
        super = 0x56265f57ff20
        ino = <optimized out>
        q = <optimized out>
        path_element = <optimized out>
#10 0x000056265eb80975 in vfs_s_internal_stat (vpath=<optimized out>, buf=0x56265ec19860 <stat_buf>, flag=<optimized out>) at direntry.c:508
        ino = <optimized out>
#11 0x000056265eb7e5d4 in mc_stat (vpath=0x56265f54e180, buf=0x56265ec19860 <stat_buf>) at interface.c:573
        result = -1
        path_element = 0x56265f546300
#12 0x000056265eb7e81d in tar_super_check (vpath=<optimized out>) at tar.c:920
        stat_result = <optimized out>
        stat_buf = {st_dev = 1, st_ino = 1, st_nlink = 1, st_mode = 33204, st_uid = 0, st_gid = 0, __pad0 = 808464432, st_rdev = 0, st_size = 1493816, 
          st_blksize = 3472337106047809073, st_blocks = 3472328296227680304, st_atim = {tv_sec = 1570206511, tv_nsec = 0}, st_mtim = {tv_sec = 1570206511, 
            tv_nsec = 0}, st_ctim = {tv_sec = 1570206511, tv_nsec = 0}, __glibc_reserved = {526002319969, 288230764183173117, 81346278045570790}}
#13 0x000056265eb80707 in vfs_get_super_by_vpath (vpath=0x56265f4ad930) at direntry.c:1120
        iter = <optimized out>
        cookie = 0x0
        path_element = 0x56265f54e2d0
        subclass = 0x56265ec19440 <tarfs_subclass>
        super = 0x0
        vpath_archive = 0x56265f54e180
#14 0x000056265eb807a3 in vfs_s_get_path (vpath=0x56265f4ad930, archive=0x7ffefb8b3bd0, flags=1) at direntry.c:1173
        retval = 0x56265f534790 "nano-4.5"
--Type <RET> for more, q to quit, c to continue without paging--
        result = -1
        super = <optimized out>
        path_element = 0x56265f54e2d0
        subclass = <optimized out>
#15 0x000056265eb80be1 in vfs_s_getid (vpath=<optimized out>) at direntry.c:834
        archive = 0x0
        p = <optimized out>
#16 0x000056265eb7f9b1 in vfs_stamp_create (vclass=0x56265ec14e20 <extfs_subclass>, id=0x56265f54bd90) at gc.c:233
        nvfsid = <optimized out>
        event_data = {vclass = 0x56265ec14e20 <extfs_subclass>, id = 0x56265f54bd90, ret = 0}
        vpath = 0x56265f4ad930
        path_element = 0x56265f54e2d0
#17 0x000056265eb91cd4 in extfs_close (fh=0x56265f50ebc0) at extfs.c:1002
        file = <optimized out>
        errno_code = 0
#18 0x000056265eb7a99c in mc_close (handle=100) at interface.c:410
        vfs = 0x56265ec14e20 <extfs_subclass>
        fsinfo = 0x56265f50ebc0
        result = <optimized out>
#19 0x000056265eb7aa17 in cpio_free_archive (me=<optimized out>, super=0x56265f546170) at cpio.c:217
        arch = 0x56265f546170
#20 0x000056265eb7b34d in vfs_s_free_super (me=0x56265ec16060 <cpio_subclass>, super=0x56265f546170) at direntry.c:351
No locals.
#21 0x000056265eb3eca6 in vfs_expire (now=0) at gc.c:293
        stamping = 0x56265f5379e0
        curr_time = {tv_sec = 1570315131, tv_usec = 541831}
        exp_time = <optimized out>
        stamp = 0x56265f510f00 = {0x56265f5379e0}
        locked = <optimized out>
        curr_time = <optimized out>
        exp_time = <optimized out>
        stamp = <optimized out>
        stamping = <optimized out>
--Type <RET> for more, q to quit, c to continue without paging--
#22 vfs_expire (now=0) at gc.c:251
        curr_time = <optimized out>
        exp_time = <optimized out>
        stamp = <optimized out>
        locked = 1
        stamping = <optimized out>
#23 0x000056265eb66351 in vfs_timeout_handler () at gc.c:323
No locals.
#24 tty_get_event (event=0x7ffefb8b3ebc, redo_event=0, block=1) at key.c:2053
        __d = <optimized out>
        seconds = <optimized out>
        __d = <optimized out>
        __d = <optimized out>
        _y = <optimized out>
        __d = <optimized out>
        __d = <optimized out>
        __d = <optimized out>
        nfd = <optimized out>
        status = <optimized out>
        select_set = {fds_bits = {0 <repeats 16 times>}}
        _x = <optimized out>
        c = <optimized out>
        flag = 0
        time_out = {tv_sec = 0, tv_usec = 0}
        time_addr = 0x7ffefb8b3dd8
        dirty = 1
        ev = {buttons = 0 '\000', modifiers = 0 '\000', vc = 0, dx = 0, dy = 0, x = 0, y = 0, type = (unknown: 0), clicks = 0, margin = (unknown: 0), wdx = 0, wdy = 0}
#25 0x000056265eb785f1 in frontend_dlg_run (h=0x56265f581ea0) at dialog.c:542
        d_key = <optimized out>
        wh = 0x56265f581ea0
        event = {buttons = 202 '\312', modifiers = 183 '\267', vc = 51160, dx = 7840, dy = 24408, x = -1, y = 0, type = (unknown: 0), clicks = 0, 
          margin = (unknown: 1599610528), wdx = 22054, wdy = 0}
#26 dlg_run (h=0x56265f581ea0) at dialog.c:1197
--Type <RET> for more, q to quit, c to continue without paging--
No locals.
#27 0x000056265ebbd71b in mcview_viewer (command=0x0, file_vpath=<optimized out>, start_line=0, search_start=0, search_end=0) at mcviewer.c:255
        succeeded = 1
        lc_mcview = 0x56265f582b00
        view_dlg = 0x56265f581ea0
#28 0x000056265ebbfd3b in view_file_at_line (filename_vpath=0x56265f5814b0, plain_view=0, internal=<optimized out>, start_line=0, search_start=0, search_end=0)
    at cmd.c:572
        view_entry = "View\000\000\000\000\353\003\000\000\000\000\000\000\267\023\274^&V\000\000\204+\276^&V\000\000e\000\000\000\000\000\000\000`\022S_&V\000\000\f\000\000\000\000\000\000\000\353\003\000\000\000\000\000"
        ret = <optimized out>
        viewer = 0x0
#29 0x000056265ebbff25 in view_file (internal=<optimized out>, plain_view=0, filename_vpath=0x56265f5814b0) at cmd.c:608
No locals.
#30 do_view_cmd (normal=0) at cmd.c:157
        file_idx = <optimized out>
        filename_vpath = 0x56265f5814b0
#31 0x000056265ebc4fe8 in view_cmd () at cmd.c:618
No locals.
#32 midnight_execute_cmd (sender=0x56265f532400, command=101) at midnight.c:1372
        res = MSG_HANDLED
#33 0x000056265eb62249 in buttonbar_callback (w=0x56265f532400, sender=<optimized out>, msg=<optimized out>, parm=1003, data=<optimized out>) at buttonbar.c:171
        bb = 0x56265f532400
        i = 2
        width = <optimized out>
        text = <optimized out>
#34 0x000056265eb78308 in dlg_try_hotkey (d_key=1003, h=0x56265f518090) at dialog.c:437
        hot_cur = 0x56265f514340 = {0x56265f532400, 0x56265f531c40, 0x56265f531260}
        current = <optimized out>
        handled = MSG_NOT_HANDLED
        c = 1003
#35 dlg_key_event (d_key=1003, h=0x56265f518090) at dialog.c:482
        handled = <optimized out>
#36 dlg_process_event (h=0x56265f518090, key=1003, event=<optimized out>) at dialog.c:1164
--Type <RET> for more, q to quit, c to continue without paging--
No locals.
#37 0x000056265eb785fe in frontend_dlg_run (h=0x56265f518090) at dialog.c:544
        d_key = <optimized out>
        wh = 0x56265f518090
        event = {buttons = 38 '&', modifiers = 86 'V', vc = 0, dx = 6, dy = 0, x = -1, y = 0, type = GPM_MOVE, clicks = 0, margin = (unknown: 0), wdx = 0, wdy = 0}
#38 dlg_run (h=0x56265f518090) at dialog.c:1197
No locals.
#39 0x000056265eb3d3f6 in do_nc () at midnight.c:1783
        ret = <optimized out>
        ret = <optimized out>
#40 main (argc=<optimized out>, argv=<optimized out>) at main.c:409
        mcerror = 0x0
        config_migrated = <optimized out>
        config_migrate_msg = <optimized out>
        exit_code = 1
(gdb) 

[andrew_b]

Ticket #4024 has been marked as a duplicate of this ticket.

[andrew_b]

This is already fixed as [8411b93ff7cc955b0acf1541207977c52201bbfc].