oot@fledgling:/mnt/target # gdb -ix ~/gdb-start -c limits.core usr/bin/limits GNU gdb (GDB) 8.2.1 [GDB v8.2.1 for FreeBSD] Copyright (C) 2018 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 "powerpc64-portbld-freebsd13.0". 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 usr/bin/limits...Reading symbols from /mnt/target/usr/lib/debug/usr/bin/limits.debug...done. done. [New LWP 100093] Core was generated by `limits -C daemon /usr/sbin/cron -s'. Program terminated with signal SIGSEGV, Segmentation fault. #0 __syncicache (from=0x1814eb4 , len=392) at /usr/src/lib/libc/powerpc/gen/syncicache.c:94 94 __asm __volatile ("dcbst 0,%0" :: "r"(p)); (gdb) bt #0 __syncicache (from=0x1814eb4 , len=392) at /usr/src/lib/libc/powerpc/gen/syncicache.c:94 #1 0x41816fa0 in reloc_plt (obj=0x41849000, flags=, lockstate=) at /usr/src/libexec/rtld-elf/powerpc/reloc.c:436 #2 0x4181c4b8 in relocate_object (obj=0x41849000, bind_now=0 '\000', rtldobj=0x41845488 , flags=4, lockstate=0x0) at /usr/src/libexec/rtld-elf/rtld.c:2915 #3 0x4181c650 in relocate_objects (first=, bind_now=0 '\000', rtldobj=0x41845488 , flags=4, lockstate=0x0) at /usr/src/libexec/rtld-elf/rtld.c:2953 #4 0x41821344 in _rtld (sp=, exit_proc=0xffffde18, objp=0xffffde1c) at /usr/src/libexec/rtld-elf/rtld.c:700 #5 0x418167c4 in .rtld_start () at /usr/src/libexec/rtld-elf/powerpc/rtld_start.S:88 Backtrace stopped: frame did not save the PC (gdb) info reg r0 0x1814ea0 25251488 r1 0xffffd050 4294955088 r2 0x0 0 r3 0x1814eb4 25251508 r4 0x17c 380 r5 0x20 32 r6 0x418167f0 1098999792 r7 0x41849000 1099206656 r8 0x3c 60 r9 0xffffffe0 4294967264 r10 0x1c 28 r11 0x1815000 25251840 r12 0x41818100 1099006208 r13 0x0 0 r14 0x41845488 1099191432 r15 0x4184543c 1099191356 r16 0x41831868 1099110504 r17 0x7d8903a6 2106131366 r18 0x4e800420 1317012512 r19 0x41832e88 1099116168 r20 0x1e0 480 r21 0x1801bbc 25172924 r22 0xffffde58 4294958680 r23 0xaaaaaaab 2863311531 r24 0x1e0 480 r25 0x27 39 r26 0x1814f50 25251664 r27 0x41849000 1099206656 r28 0x188 392 r29 0x1814eb4 25251508 r30 0x418450f0 1099190512 r31 0x41845458 1099191384 pc 0x418281a0 0x418281a0 <__syncicache+104> msr cr 0x40002044 1073750084 lr 0x41828144 0x41828144 <__syncicache+12> ctr 0x41817430 1099002928 xer 0x0 0 fpscr 0x0 0 vscr vrsave (gdb)