KSH93 crashes and core dumps (Doc ID 2741814.1)

Last updated on JANUARY 07, 2021

Applies to:

Symptoms

Running a ksh93 script crashes and the stack from the core dump appears similar to:

00000001001aacd0 clrfreelist (100305688, 1002c7b98, fffffe3e56866c50, fffffffffffffffd, 1001a5ce0, 1002c0000) + 100
00000001001aae64 getregion (fffffed88e4a0bbc, fffffe3e569a4ce0, 0, 54, ffffffffffffffff, 8f800) + 14
00000001001ab448 calloc (1, 45, 200, 1002c7d00, 0, 1002c0000) + d8
0000000100069a6c newnode (fffffe3e569a4ce0, d, 200, 0, 2000, 0) + 3c
000000010006af78 nv_search (fffffe3e569a4ce0, fffffe3e569c0f40, 8, 18, 0, 0) + 238
00000001000b5e50 nv_create (fffffe3e568e3800, fffffe3e56978a70, 22200, fffffed88e4a1038, fffffe3e569a4cec, fffffe3e569a4ce0) + 700
00000001000b7f4c nv_open (fffffe3e569a4ce0, fffffe3e56978a70, 22200, 100300340, 40, 10001e7a0) + 50c
00000001000b4ecc nv_setlist (fffffe3e568e1160, 1002c3, 10001e, 0, 0, 0) + 124c
00000001000e2ffc sh_exec (280, 1002c29d8, 0, fffffe3e568e1190, 4, 0) + 3d3c
00000001000e26c4 sh_exec (3, 1002c29d8, 342c, fffffe3e568e34c0, 6, 0) + 3404
00000001000e76f8 sh_funscope (fffffe3e569c0120, fffffe3e5690f990, 88, fffffed88e4a23b8, 1, 0) + 798
00000001000e7d54 sh_funct (1002c29d8, fffffe3e5690ff40, 1, fffffe3e569a4af0, 0, 4) + 234
00000001000e5644 sh_exec (0, 1002c29d8, fffffe3e5690ff40, fffffe3e569a4a90, 4, fffffe3e569a4a81) + 6384
0000000100066ac8 exfile (4, 0, 1002c29d8, a, fffffe3e56975130, 14) + ad8
0000000100065fd4 sh_main (100000, 3, 100305000, 840000020000, 1002c29d8, 10001e) + c44
000000010006529c main (2, fffffed88e4a2ed8, fffffed88e4a2ef0, 10000, 400000000, 4) + 3c
0000000100065248 _start (0, 0, 0, 0, 0, 1002c0000) + 108

The most important part is the clrfreelist call:

00000001001aacd0 clrfreelist (100305688, 1002c7b98, fffffe3e56866c50, fffffffffffffffd, 1001a5ce0, 1002c0000) + 100

Changes

Cause

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