Bug is fixed in upstream kernel 4.2.0 rc3, with the heap getting roughly 800Mb to use and the stack 135.
80085000-8008a000 r-xp 00000000 fd:01 58216 /usr/bin/xsltproc 8008a000-8008b000 r--p 00004000 fd:01 58216 /usr/bin/xsltproc 8008b000-8008c000 rw-p 00005000 fd:01 58216 /usr/bin/xsltproc 81432000-9176b000 rw-p 00000000 00:00 0 [heap] b56e7000-b5747000 rw-p 00000000 00:00 0 b57a8000-b58df000 rw-p 00000000 00:00 0 b58df000-b58fb000 r-xp 00000000 fd:01 2095 /lib/i386-linux-gnu/libgcc_s.so.1 [...etc...] b771c000-b771d000 rw-p 00043000 fd:01 67414 /usr/lib/i386-linux-gnu/libxslt.so.1.1.28 b7726000-b7728000 rw-p 00000000 00:00 0 b7728000-b772a000 r--p 00000000 00:00 0 [vvar] b772a000-b772b000 r-xp 00000000 00:00 0 [vdso] b772b000-b774d000 r-xp 00000000 fd:01 2083 /lib/i386-linux-gnu/ld-2.21.so b774d000-b774e000 r--p 00021000 fd:01 2083 /lib/i386-linux-gnu/ld-2.21.so b774e000-b774f000 rw-p 00022000 fd:01 2083 /lib/i386-linux-gnu/ld-2.21.so bfe18000-bff04000 rw-p 00000000 00:00 0 [stack] I am suspicious of fs/binfmt_elf.c, and in particular [upstream a87938b2e/ ubuntu b51621abb] "fs/binfmt_elf.c: fix bug in loading of PIE binaries" , but I have no proof yet. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1471029 Title: ELF programs with R_386_RELATIVE blocks are badly mapped into memory To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/1471029/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs