>vnadump --litevna --fstart 1000000.000000 --fstop 51000000.000000 --npts 101 malloc(): corrupted top size Aborted (core dumped) >vnadump --litevna --fstart 1000000.000000 --fstop 510000000.000000 --npts 101 | wc -l malloc(): corrupted top size 0 >vnadump --litevna --fstart 1000000.000000 --fstop 510000000.000000 --npts 101 > /dev/shm/tmp.txt malloc(): corrupted top size Aborted (core dumped) >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l malloc(): corrupted top size 0 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l 107 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l malloc(): corrupted top size 0 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l 107 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l malloc(): corrupted top size 0 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l 107 mw@linux-kwm1:/dev/shm/vnadump-master >vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 | wc -l malloc(): corrupted top size 0 >vnadump -v --litevna --fstart 1000000 --fstop 510000000 --npts 101 received data after 0x0d cmd: 32 ! vnadump generated file ! https://gitlab.com/radioteknos/vnadump.git ! $ vnadump -v --litevna --fstart 1000000 --fstop 510000000 --npts 101 ! # Hz S RI R 50.0 !freq S11_re S11_im S21_re S21_im S12_re S12_im S22_re S22_im 1000000.000000 0.000000 0.019606 -0.006614 0.000006 0.0 0.0 0.0 0.0 6090000.000000 0.000000 0.021174 -0.004786 0.000010 0.0 0.0 0.0 0.0 ... 499820000.000000 0.013911 -0.007771 -0.000018 -0.000005 0.0 0.0 0.0 0.0 504910000.000000 0.015069 -0.007865 0.000003 -0.000005 0.0 0.0 0.0 0.0 510000000.000000 0.016770 -0.007837 0.000003 -0.000017 0.0 0.0 0.0 0.0 double free or corruption (out) Aborted (core dumped) >gdb --args ./vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 GNU gdb (GDB; openSUSE Tumbleweed) 13.2 Copyright (C) 2023 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later 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-suse-linux". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from ./vnadump... (gdb) run Starting program: /dev/shm/vnadump-master/build/vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 This GDB supports auto-downloading debuginfo from the following URLs: Enable debuginfod for this session? (y or [n]) y Debuginfod has been enabled. To make this setting permanent, add 'set debuginfod enabled on' to .gdbinit. Missing separate debuginfos, use: zypper install glibc-debuginfo-2.37-5.1.x86_64 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". ! vnadump generated file ! https://gitlab.com/radioteknos/vnadump.git ! $ /dev/shm/vnadump-master/build/vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 ! # Hz S RI R 50.0 !freq S11_re S11_im S21_re S21_im S12_re S12_im S22_re S22_im 1000000.000000 -0.000928 -0.006972 0.000010 -0.000047 0.0 0.0 0.0 0.0 6090000.000000 -0.003240 -0.005977 -0.000048 -0.000002 0.0 0.0 0.0 0.0 11180000.000000 -0.003323 -0.006892 -0.000033 0.000014 0.0 0.0 0.0 0.0 16270000.000000 -0.002690 -0.007876 -0.000001 0.000015 0.0 0.0 0.0 0.0 21360000.000000 -0.002007 -0.008705 0.000001 0.000015 0.0 0.0 0.0 0.0 26450000.000000 -0.001045 -0.009487 0.000021 0.000016 0.0 0.0 0.0 0.0 31540000.000000 0.000005 -0.009826 0.000014 -0.000055 0.0 0.0 0.0 0.0 36630000.000000 0.001347 -0.010364 -0.000038 0.000004 0.0 0.0 0.0 0.0 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474370000.000000 0.000000 0.049509 0.020515 0.000039 0.0 0.0 0.0 0.0 479460000.000000 0.000000 0.041426 0.022195 0.000036 0.0 0.0 0.0 0.0 484550000.000000 0.000000 0.037783 0.024953 0.000044 0.0 0.0 0.0 0.0 489640000.000000 0.000000 0.032501 0.025947 0.000077 0.0 0.0 0.0 0.0 494730000.000000 0.000000 0.027731 0.022201 0.000094 0.0 0.0 0.0 0.0 499820000.000000 0.000000 0.021300 0.020707 0.000128 0.0 0.0 0.0 0.0 504910000.000000 0.000000 0.000000 0.000000 0.000000 0.0 0.0 0.0 0.0 510000000.000000 0.000000 0.000000 0.000000 0.000000 0.0 0.0 0.0 0.0 cleaning and closing [Inferior 1 (process 13149) exited normally] (gdb) run Starting program: /dev/shm/vnadump-master/build/vnadump --litevna --fstart 1000000 --fstop 510000000 --npts 101 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". malloc(): corrupted top size Program received signal SIGABRT, Aborted. 0x00007ffff7d34abc in __pthread_kill_implementation () from /lib64/libc.so.6 (gdb) bt 30 #0 0x00007ffff7d34abc in __pthread_kill_implementation () from /lib64/libc.so.6 #1 0x00007ffff7ce3266 in raise () from /lib64/libc.so.6 #2 0x00007ffff7ccb897 in abort () from /lib64/libc.so.6 #3 0x00007ffff7ccc611 in __libc_message.cold () from /lib64/libc.so.6 #4 0x00007ffff7d3f457 in malloc_printerr () from /lib64/libc.so.6 #5 0x00007ffff7d42e8c in _int_malloc () from /lib64/libc.so.6 #6 0x00007ffff7d43afa in malloc () from /lib64/libc.so.6 #7 0x00007ffff7d1bab4 in _IO_file_doallocate () from /lib64/libc.so.6 #8 0x00007ffff7d2ba00 in _IO_doallocbuf () from /lib64/libc.so.6 #9 0x00007ffff7d2a998 in __GI__IO_file_overflow () from /lib64/libc.so.6 #10 0x00007ffff7d29a1e in __GI__IO_file_xsputn () from /lib64/libc.so.6 #11 0x00007ffff7d1e4e0 in puts () from /lib64/libc.so.6 #12 0x0000000000401b78 in main ()