Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Duplicate
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10.4.11
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CentOS 7.7
Description
On start as an galera cluster member it will crash with an coredump.
Attachments
Issue Links
- duplicates
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- Closed
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Activity
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gdb bt from core |
(gdb) bt
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#0 my_read (Filedes=11,
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Buffer=0x7f275a7f8e20 "Limit", ' ' <repeats 21 times>, "Soft Limit", ' ' <repeats 11 times>, "Hard Limit", ' ' <repeats 11 times>, "Units \nMax cpu time", ' ' <repeats 14 times>, "unlimited", ' ' <repeats 12 times>, "unlimited", ' ' <repeats 12 times>, "seconds \nMax file size", ' ' <repeats 13 times>, "unlimited "..., Count=4096, MyFlags=<optimized out>)
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at /usr/src/debug/MariaDB-10.4.11/src_0/mysys/my_read.c:63
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#1 0x000055a31a0aa13d in output_core_info () at /usr/src/debug/MariaDB-10.4.11/src_0/sql/signal_handler.cc:66
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#2 0x000055a31a0aa530 in handle_fatal_signal (sig=11) at /usr/src/debug/MariaDB-10.4.11/src_0/sql/signal_handler.cc:339
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#3 0x00007f276edfc5f0 in funlockfile () from /lib64/libpthread.so.0
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#4 0x0000000000000000 in ?? ()
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(gdb) bt full
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#0 my_read (Filedes=11,
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Buffer=0x7f275a7f8e20 "Limit", ' ' <repeats 21 times>, "Soft Limit", ' ' <repeats 11 times>, "Hard Limit", ' ' <repeats 11 times>, "Units \nMax cpu time", ' ' <repeats 14 times>, "unlimited", ' ' <repeats 12 times>, "unlimited", ' ' <repeats 12 times>, "seconds \nMax file size", ' ' <repeats 13 times>, "unlimited "..., Count=4096, MyFlags=<optimized out>)
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at /usr/src/debug/MariaDB-10.4.11/src_0/mysys/my_read.c:63
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got_errno = <optimized out>
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readbytes = 1323
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save_count = 0
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#1 0x000055a31a0aa13d in output_core_info () at /usr/src/debug/MariaDB-10.4.11/src_0/sql/signal_handler.cc:66
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buff = "Limit", ' ' <repeats 21 times>, "Soft Limit", ' ' <repeats 11 times>, "Hard Limit", ' ' <repeats 11 times>, "Units \nMax cpu time", ' ' <repeats 14 times>, "unlimited", ' ' <repeats 12 times>, "unlimited", ' ' <repeats 12 times>, "seconds \nMax file size", ' ' <repeats 13 times>, "unlimited", ' ' <repeats 12 times>...
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len = <optimized out>
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fd = 11
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#2 0x000055a31a0aa530 in handle_fatal_signal (sig=11) at /usr/src/debug/MariaDB-10.4.11/src_0/sql/signal_handler.cc:339
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curr_time = 1580201858
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tm = {tm_sec = 38, tm_min = 57, tm_hour = 9, tm_mday = 28, tm_mon = 0, tm_year = 120, tm_wday = 2, tm_yday = 27, tm_isdst = 0, tm_gmtoff = 3600, tm_zone = 0x55a31d0121a0 "CET"}
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print_invalid_query_pointer = false
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#3 0x00007f276edfc5f0 in funlockfile () from /lib64/libpthread.so.0
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No symbol table info available.
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#4 0x0000000000000000 in ?? ()
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No symbol table info available.
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This is a known (and I believe fixed) problem with the signal handler. I can't see the original cause however
(gdb) info threads
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Id Target Id Frame
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8 Thread 0x7f275affc700 (LWP -1) (Exiting) PC register is not available
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(gdb) p thread_list
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$3 = {{m_key = 0x55a31b072520 <key_worker_thread>, m_name = 0x55a31a7f2c14 "worker_thread", m_flags = 0}, {m_key = 0x55a31b072518 <key_timer_thread>, m_name = 0x55a31a7e8ac5 "timer_thread",
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m_flags = 1}}
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(gdb) p thread_list[0]
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$4 = {m_key = 0x55a31b072520 <key_worker_thread>, m_name = 0x55a31a7f2c14 "worker_thread", m_flags = 0}
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(gdb) p thread_list[1]
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$5 = {m_key = 0x55a31b072518 <key_timer_thread>, m_name = 0x55a31a7e8ac5 "timer_thread", m_flags = 1}
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I'm sorry, I'm stuck getting any useful information out of this.
The coredump is compressed with xz, because it is 90MB Big.