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Red Hat Bugzilla – Attachment 664935 Details for
Bug 871058
lvmetad crashes when making many snaps of thinp origin
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lvmetad running under gdb
lvmetad.gdb.txt (text/plain), 14.58 KB, created by
Nenad Peric
on 2012-12-17 15:43:02 UTC
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Description:
lvmetad running under gdb
Filename:
MIME Type:
Creator:
Nenad Peric
Created:
2012-12-17 15:43:02 UTC
Size:
14.58 KB
patch
obsolete
>[New Thread 0x7ffff6d84700 (LWP 5313)] >[Thread 0x7ffff6383700 (LWP 5304) exited] >[Thread 0x7fffeffff700 (LWP 5303) exited] >[New Thread 0x7fffeffff700 (LWP 5336)] >[New Thread 0x7ffff6383700 (LWP 5337)] >[Thread 0x7ffff6d84700 (LWP 5313) exited] >[New Thread 0x7ffff6d84700 (LWP 5340)] >[Thread 0x7ffff6d84700 (LWP 5340) exited] >[New Thread 0x7ffff6d84700 (LWP 5343)] >[Thread 0x7ffff6d84700 (LWP 5343) exited] >[New Thread 0x7ffff6d84700 (LWP 5346)] > >Program received signal SIGSEGV, Segmentation fault. >[Switching to Thread 0x7fffeffff700 (LWP 5336)] >dm_escaped_len (str=0x0) at libdm-string.c:224 >224 _count_chars(str, &len, &count, '\"', '\\'); > >(gdb) bt full >#0 dm_escaped_len (str=0x0) at libdm-string.c:224 > len = 1 > count = 0 >#1 0x00007ffff77b1a71 in _write_value (outline=0x7fffefffec20, v=0x7fffe4009640) at libdm-config.c:253 > buf = <value optimized out> >#2 0x00007ffff77b1efb in _write_config (n=0x7fffe4009610, only_one=0, outline=0x7fffefffec20, level=0) at libdm-config.c:323 > v = 0x7fffe4009640 > space = "\000\225\000\344\377\177\000\000H\000\000\000\000\000\000\000\000\004\000\000\000\000\000\000{7{\367\377\177\000\000", <incomplete sequence \360> > i = <value optimized out> >#3 0x00007ffff77b210a in _write_node (cn=0x7fffe40095d8, only_one=0, putline=0x4071d0 <buffer_line>, baton=0x7fffefffedb0) at libdm-config.c:342 > outline = {mem = 0x7fffe40094f0, putline = 0x4071d0 <buffer_line>, putline_baton = 0x7fffefffedb0} >#4 0x0000000000405b67 in client_thread (baton=0xea8950) at daemon-server.c:395 > b = 0xea8950 > req = {cft = 0x7fffe40008e0, buffer = {allocated = 1056, used = 85, > mem = 0x7fffe40051f0 "request=\"vg_lookup\"\nuuid =\"k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR\"\ntoken =\"filter:0\"\n"}} > res = {error = 0, cft = 0x7fffe40095b0, buffer = {allocated = 28, used = 14, mem = 0x7fffe40094b0 "response=\"OK\"\n"}} >#5 0x00007ffff757b851 in start_thread (arg=0x7fffeffff700) at pthread_create.c:301 > __res = <value optimized out> > pd = 0x7fffeffff700 > now = <value optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737219917568, 8315515763739660894, 140737343148544, 140737219918272, 0, 3, -8315480579913215394, > -8315532597934615970}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} > not_first_call = <value optimized out> > pagesize_m1 = <value optimized out> > sp = <value optimized out> > freesize = <value optimized out> >#6 0x00007ffff72c990d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 >No locals. > > > > >====================================================================================================================== > > > > > >thread apply all bt full >(gdb) thread apply all bt full > >Thread 910 (Thread 0x7ffff6d84700 (LWP 5346)): >#0 0x00007ffff758254d in read () at ../sysdeps/unix/syscall-template.S:82 >No locals. >#1 0x0000000000407020 in read (fd=10, buffer=0x7ffff6d83dc8) at /usr/include/bits/unistd.h:45 >No locals. >#2 buffer_read (fd=10, buffer=0x7ffff6d83dc8) at daemon-io.c:36 > result = <value optimized out> >#3 0x000000000040593a in client_thread (baton=0xea8320) at daemon-server.c:379 > b = 0xea8320 > req = {cft = 0x7ffff00058b0, buffer = {allocated = 32, used = 0, mem = 0x7ffff0001230 "\230"}} > res = {error = 0, cft = 0x0, buffer = {allocated = 0, used = 0, mem = 0x0}} >#4 0x00007ffff757b851 in start_thread (arg=0x7ffff6d84700) at pthread_create.c:301 > __res = <value optimized out> > pd = 0x7ffff6d84700 > now = <value optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737334757120, 8315515763739660894, 140737343148544, 140737334757824, 0, 3, -8315535831983123874, > -8315532597934615970}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} > not_first_call = <value optimized out> > pagesize_m1 = <value optimized out> > sp = <value optimized out> > freesize = <value optimized out> >#5 0x00007ffff72c990d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 >No locals. > >Thread 907 (Thread 0x7ffff6383700 (LWP 5337)): >#0 __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:136 >No locals. >#1 0x00007ffff757d3a3 in _L_lock_892 () from /lib64/libpthread.so.0 >No symbol table info available. >#2 0x00007ffff757d287 in __pthread_mutex_lock (mutex=0x7fffe4005170) at pthread_mutex_lock.c:82 > ignore1 = 128 > ignore2 = -469741200 > ignore3 = 0 > type = 3825226096 > id = 5337 >#3 0x000000000040300c in lock_vg (s=0x7fffffffe340, id=0x7fffe8000e90 "k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR") at lvmetad-core.c:143 > vg = <value optimized out> > cft = <value optimized out> >#4 0x0000000000404d04 in vg_lookup (s=..., h=..., r=...) at lvmetad-core.c:456 > cft = <value optimized out> > metadata = <value optimized out> > n = <value optimized out> > res = {error = -402649720, cft = 0xea8210, buffer = {allocated = 0, used = 0, mem = 0x0}} > uuid = 0x7fffe8000e90 "k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR" > name = 0x7ffff0116322 "snapper_thinp" >#5 handler (s=..., h=..., r=...) at lvmetad-core.c:1068 > state = 0x7fffffffe340 > rq = <value optimized out> > token = <value optimized out> >#6 0x0000000000405af8 in client_thread (baton=0xea8210) at daemon-server.c:392 > b = 0xea8210 > req = {cft = 0x7fffe8000d60, buffer = {allocated = 1056, used = 85, > mem = 0x7fffe80008c0 "request=\"vg_lookup\"\nuuid =\"k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR\"\ntoken =\"filter:0\"\n"}} > res = {error = 71, cft = 0x0, buffer = {allocated = 0, used = 0, mem = 0x0}} >#7 0x00007ffff757b851 in start_thread (arg=0x7ffff6383700) at pthread_create.c:301 > __res = <value optimized out> > pd = 0x7ffff6383700 > now = <value optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737324267264, 8315515763739660894, 140737343148544, 140737324267968, 0, 3, -8315533908374646178, > -8315532597934615970}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} > not_first_call = <value optimized out> > pagesize_m1 = <value optimized out> > sp = <value optimized out> > freesize = <value optimized out> >#8 0x00007ffff72c990d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 >No locals. > >Thread 906 (Thread 0x7fffeffff700 (LWP 5336)): >#0 dm_escaped_len (str=0x0) at libdm-string.c:224 > len = 1 > count = 0 >#1 0x00007ffff77b1a71 in _write_value (outline=0x7fffefffec20, v=0x7fffe4009640) at libdm-config.c:253 > buf = <value optimized out> >#2 0x00007ffff77b1efb in _write_config (n=0x7fffe4009610, only_one=0, outline=0x7fffefffec20, level=0) at libdm-config.c:323 > v = 0x7fffe4009640 > space = "\000\225\000\344\377\177\000\000H\000\000\000\000\000\000\000\000\004\000\000\000\000\000\000{7{\367\377\177\000\000", <incomplete sequence \360> > i = <value optimized out> >#3 0x00007ffff77b210a in _write_node (cn=0x7fffe40095d8, only_one=0, putline=0x4071d0 <buffer_line>, baton=0x7fffefffedb0) at libdm-config.c:342 > outline = {mem = 0x7fffe40094f0, putline = 0x4071d0 <buffer_line>, putline_baton = 0x7fffefffedb0} >#4 0x0000000000405b67 in client_thread (baton=0xea8950) at daemon-server.c:395 > b = 0xea8950 > req = {cft = 0x7fffe40008e0, buffer = {allocated = 1056, used = 85, > mem = 0x7fffe40051f0 "request=\"vg_lookup\"\nuuid =\"k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR\"\ntoken =\"filter:0\"\n"}} > res = {error = 0, cft = 0x7fffe40095b0, buffer = {allocated = 28, used = 14, mem = 0x7fffe40094b0 "response=\"OK\"\n"}} >#5 0x00007ffff757b851 in start_thread (arg=0x7fffeffff700) at pthread_create.c:301 > __res = <value optimized out> > pd = 0x7fffeffff700 > now = <value optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737219917568, 8315515763739660894, 140737343148544, 140737219918272, 0, 3, -8315480579913215394, > -8315532597934615970}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} > not_first_call = <value optimized out> > pagesize_m1 = <value optimized out> > sp = <value optimized out> > freesize = <value optimized out> >#6 0x00007ffff72c990d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 >No locals. > >Thread 1 (Thread 0x7ffff7fed7a0 (LWP 30421)): >#0 0x00007ffff72c24f3 in select () at ../sysdeps/unix/syscall-template.S:82 >No locals. >#1 0x0000000000405ffd in daemon_start (s=...) at daemon-server.c:516 > in = {__fds_bits = {128, 0 <repeats 15 times>}} > failed = 0 > _log = {log_config = {1, 1, 0 <repeats 30 times>}, backend_state = {0x0 <repeats 32 times>}, name = 0x407e8f "lvmetad"} >#2 0x0000000000402c79 in main (argc=4, argv=0x7fffffffe5f8) at lvmetad-core.c:1202 > opt = <value optimized out> > s = {thread_stack_size = <value optimized out>, avoid_oom = <value optimized out>, foreground = <value optimized out>, name = <value optimized out>, > pidfile = 0x0, socket_path = 0x7fffffffe87c "/var/run/lvm/lvmetad.socket", protocol = <value optimized out>, > protocol_version = <value optimized out>, handler = <value optimized out>, daemon_init = <value optimized out>, > daemon_fini = <value optimized out>, socket_fd = <value optimized out>, log = <value optimized out>, private = <value optimized out>} > ls = {log = 0x7fffffffde70, log_config = 0x407fd6 "", pvid_to_pvmeta = 0x7ffff0005170, device_to_pvid = 0x7ffff00052a0, > vgid_to_metadata = 0x7ffff00053d0, vgid_to_vgname = 0x7ffff0005500, vgname_to_vgid = 0x7ffff0005760, pvid_to_vgid = 0x7ffff0005630, lock = { > vg = 0xea87c0, vg_lock_map = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, > __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, pvid_to_pvmeta = {__data = {__lock = 0, __count = 0, __owner = 0, > __nusers = 0, __kind = 1, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, > __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, vgid_to_metadata = {__data = {__lock = 0, __count = 0, > __owner = 0, __nusers = 0, __kind = 1, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, > __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, pvid_to_vgid = {__data = {__lock = 0, __count = 0, > __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, > __align = 0}}, token = "filter:0", '\000' <repeats 119 times>, token_lock = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, > __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}} > mem = 0x7fffe40051f0 "request=\"vg_lookup\"\nuuid =\"k2WeUG-IDA0-GI7f-sS9E-VMy3-beFk-ZMa8xR\"\ntoken =\"filter:0\"\n"}} > res = {error = 0, cft = 0x7fffe40095b0, buffer = {allocated = 28, used = 14, mem = 0x7fffe40094b0 "response=\"OK\"\n"}} >#5 0x00007ffff757b851 in start_thread (arg=0x7fffeffff700) at pthread_create.c:301 > __res = <value optimized out> > pd = 0x7fffeffff700 > now = <value optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737219917568, 8315515763739660894, 140737343148544, 140737219918272, 0, 3, -8315480579913215394, > -8315532597934615970}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} > not_first_call = <value optimized out> > pagesize_m1 = <value optimized out> > sp = <value optimized out> > freesize = <value optimized out> >#6 0x00007ffff72c990d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 >No locals. > >Thread 1 (Thread 0x7ffff7fed7a0 (LWP 30421)): >#0 0x00007ffff72c24f3 in select () at ../sysdeps/unix/syscall-template.S:82 >No locals. >#1 0x0000000000405ffd in daemon_start (s=...) at daemon-server.c:516 > in = {__fds_bits = {128, 0 <repeats 15 times>}} > failed = 0 > _log = {log_config = {1, 1, 0 <repeats 30 times>}, backend_state = {0x0 <repeats 32 times>}, name = 0x407e8f "lvmetad"} >#2 0x0000000000402c79 in main (argc=4, argv=0x7fffffffe5f8) at lvmetad-core.c:1202 > opt = <value optimized out> > s = {thread_stack_size = <value optimized out>, avoid_oom = <value optimized out>, foreground = <value optimized out>, name = <value optimized out>, > pidfile = 0x0, socket_path = 0x7fffffffe87c "/var/run/lvm/lvmetad.socket", protocol = <value optimized out>, > protocol_version = <value optimized out>, handler = <value optimized out>, daemon_init = <value optimized out>, > daemon_fini = <value optimized out>, socket_fd = <value optimized out>, log = <value optimized out>, private = <value optimized out>} > ls = {log = 0x7fffffffde70, log_config = 0x407fd6 "", pvid_to_pvmeta = 0x7ffff0005170, device_to_pvid = 0x7ffff00052a0, > vgid_to_metadata = 0x7ffff00053d0, vgid_to_vgname = 0x7ffff0005500, vgname_to_vgid = 0x7ffff0005760, pvid_to_vgid = 0x7ffff0005630, lock = { > vg = 0xea87c0, vg_lock_map = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, > __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, pvid_to_pvmeta = {__data = {__lock = 0, __count = 0, __owner = 0, > __nusers = 0, __kind = 1, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, > __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, vgid_to_metadata = {__data = {__lock = 0, __count = 0, > __owner = 0, __nusers = 0, __kind = 1, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, > __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, pvid_to_vgid = {__data = {__lock = 0, __count = 0, > __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, > __align = 0}}, token = "filter:0", '\000' <repeats 119 times>, token_lock = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, > __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}} > _socket_override = 1
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bug 871058
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