On Wed, Dec 09, 2009 at 01:48:38AM -0000, Steven Hartland wrote: > I'm currently testing nginx + passenger on FreeBSD 8.0 and I'm seeing a > strange > segv which seems to indicate a core library error in _rtld_error. Could this > be the case or is the stack just badly corrupted? > > (gdb) bt > #0 0x00000008005577dc in _rtld_error () from /libexec/ld-elf.so.1 > #1 0x0000000800557c3f in _rtld_error () from /libexec/ld-elf.so.1 > #2 0x0000000800557d5e in _rtld_error () from /libexec/ld-elf.so.1 > #3 0x000000080055851b in dladdr () from /libexec/ld-elf.so.1 > #4 0x00000008005585f3 in dladdr () from /libexec/ld-elf.so.1 > #5 0x000000080055576d in ?? () from /libexec/ld-elf.so.1 > #6 0x0000000000000001 in ?? () > #7 0x00000000004117f8 in > boost::detail::sp_counted_impl_p<Passenger::Application::StandardSession>::dispose > (this=0x800768980) at > sp_counted_impl.hpp:78 > Previous frame inner to this frame (corrupt stack?)
You need to rebuild rtld with debugging information. Ideally, all shared objects should have valid debug info. At least, enter src/libexec/rtld-elf and do make obj make depend make all install DEBUG_FLAGS=-g
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