ELBA-2022-10014

ELBA-2022-10014 - dtrace bug fix update

Type:	BUG
Severity:	NA
Release Date:	2022-11-24

Description

[2.0.0-1.11.1]
- Support both libfuse 2 and libfuse 3.

[2.0.0-1.11]
- Add initial support for USDT. (Nick Alcock, Kris Van Hees)
- Add support for aggregation keys. (Eugene Loh, Kris Van Hees)
- Add support for copyin(), copyinto(), and copyinstr().
- Add support for built-in variable args[] and sdt probe arg types.
- Fix arg handling for various probes. (Eugene Loh)
- Add basic support for setopt().
- Add -xlockmem, with useful error message. (Eugene Loh)
- Fix -xverbose, -xcpp, and -xctfpath
- Fix handling of multiple args after --. (Nick Alcock)
- Have the pid provider ignore compiler-generated internal function names.
- Fix various bugs with typecasting and internal integer storage. (Eugene Loh)
- Fix access to scalars in kernel space.
- Fix libproc search of rtld_global due to glibc changes. (Nick Alcock)
[Orabug: 32856318]
- Truly decouple per-CPU BPF agg maps with a 'map of maps.'
- Unused dual aggregation copies (DT_AGG_NUM_COPIES) have been removed.
(Eugene Loh)
- Various testsuite fixes and improvements. [Orabug: 34251899]
- Various code improvements. [Orabug: 34251899]

[2.0.0-1.10]
- Add support for associative arrays.
- Add support for allcoa() and bcopy(). (Nick Alcock)
- Add support for inet_ntoa(), progenyof(), getmajor(), getminor(),
mutex_owned(), mutex_owner(), mutex_type_adaptive(), mutex_type_spin(),
rw_read_held(), rw_write_held(), and rw_iswriter(). (Eugene Loh)
- Improved fault handling. (Nick Alcock, Kris Van Hees)
- Various disassembler improvements, esp. annotations.
- Strings are no longer stored using a length prefix.
- The trace() action now supports arrays, structs, and unions.
- Various testsuite fixes and improvements. [Orabug: 34112342]
- Various code improvements. [Orabug: 34112342]

[2.0.0-1.9.1]
- Add support for UEK7. [Orabug: 33806867]

[2.0.0-1.9]
- Add support for strtok(). (Eugene Loh)
- Implement TLS (thread-local storage) variables.
- Add support for basename(), dirname(). (Eugene Loh)
- Generic hash table improvements and consistent use of htabs. (Nick Alcock)
- CTF improvements in view of better kernel support. (Nick Alcock)
- Add support for ftruncate(). (Eugene Loh)
- Add support for rand(). (Eugene Loh)
- Fix string constant handling for strings longer than strsize.
- Optimization of substr(), strjoin(), and storing strings in the trace buffer.
- Various string handling fixes and improvements. (Eugene Loh, Kris Van Hees)
[Orabug: 33651682]
- Various testsuite fixes and improvements. [Orabug: 33651682]
- Various code improvements. [Orabug: 33651682]

[2.0.0-1.8]
- Support running dtrace under valgrind. (Nick Alcock) [Orabug: 32760574]
- Implementation of speculative tracing. (Nick Alcock)
- Add support for string comparison. (Eugene Loh)
- Add support for strchr(), strrchr(), index(), rindex(), strstr(), lltostr().
(Eugene Loh)
- Add support for symbols in compressed kernel modules. (Nick Alcock)
- Add support for htonl, htonll, htons, ntohl, ntohll, ntohs. (Eugene Loh)
- Various testsuite fixes and improvements. [Orabug: 33474154]
- Various code improvements. [Orabug: 33474154]

[2.0.0-1.7]
- Implement argument retrieval for SDT probes.
- Introduce 'bpflog' runtime option to request BPF verifier log.
- Implementation improvements for memry copy operations.
- Fix type alignment handling for enums.
- Fix ERROR-in-BEGIN probe handling.
- Transition from variable-length string size to 2-byte string size.
- Fix size of string data in the trace output buffer.
- Fix data size for value copy.
- Add support for strjoin() subroutine.
- Add support for substr() subroutine.

[2.0.0-1.6]
- Consolidated development of newly ported features. [Orabug: 33037106]
- Implement built-in variables: probeprov, probemod, probefunc, probename.
- Implement built-in variables: caller, stackdepth, ucaller, ustackdepth,
errno, walltimestamp. (Eugene Loh)
- Implement actions: stack(), ustack(). (Eugene Loh)
- Implement subroutine: strlen().
- Implement option: -Z (partial). (Eugene Loh)
- Added support for string constants and string values.
- Added support for strings to trace().
- Fixed storage size determination for global and local variables.
- Improved storage layout for global and local variables.
- Mark aggregation actions as non-data recording actions. (Eugene Loh)
- Load string constant table into the 'strtab' BPF map.
- Load probe description data into the 'probes' BPF map.
- Consolidate all string hash functions into a single hash function.
- Implement variable length integer support.
- Store the length of each string as a variable length integer inline with its
character stream.
- Improve memcpy() internal BPF function.
- Testsuite improvements. (Eugene Loh)

Updated Packages

Release/Architecture	Filename	MD5sum	Superseded By Advisory
Oracle Linux 7 (aarch64)	dtrace-2.0.0-1.11.1.el7.src.rpm	a78e3e216f9310da43ed0641d6c6f01e	-
	dtrace-2.0.0-1.11.1.el7.aarch64.rpm	cf70790aafee18f0885dea3116a013cb	-
	dtrace-devel-2.0.0-1.11.1.el7.aarch64.rpm	f19effa50d4d4547a7f4fac02686a1bc	-
	dtrace-testsuite-2.0.0-1.11.1.el7.aarch64.rpm	74ecc9ac267e693b46af7ba5ae154499	-
Oracle Linux 7 (x86_64)	dtrace-2.0.0-1.11.1.el7.src.rpm	a78e3e216f9310da43ed0641d6c6f01e	-
	dtrace-2.0.0-1.11.1.el7.x86_64.rpm	ee818d3acddfa9ff5a22d9e1124e2681	-
	dtrace-devel-2.0.0-1.11.1.el7.x86_64.rpm	d9cbfe77733d79842916c3c0312e5edf	-
	dtrace-testsuite-2.0.0-1.11.1.el7.x86_64.rpm	2a9d30b2d0dd12fe8eca64ae010f8b5d	-
Oracle Linux 8 (aarch64)	dtrace-2.0.0-1.11.1.el8.src.rpm	a2e1dd95c70c97d76dbb31adb1221599	-
	dtrace-2.0.0-1.11.1.el8.aarch64.rpm	6f267456a322c863f88ea11f60971755	-
	dtrace-devel-2.0.0-1.11.1.el8.aarch64.rpm	013a6238594e5bca753f30c1e9a0b302	-
	dtrace-testsuite-2.0.0-1.11.1.el8.aarch64.rpm	1729475778b2fd63de7c03c27bf6b50f	-
Oracle Linux 8 (x86_64)	dtrace-2.0.0-1.11.1.el8.src.rpm	a2e1dd95c70c97d76dbb31adb1221599	-
	dtrace-2.0.0-1.11.1.el8.x86_64.rpm	4dc600e33f4e32ecf808d4f937d1d406	-
	dtrace-devel-2.0.0-1.11.1.el8.x86_64.rpm	7cef6f60a2255911c5968d63676440f7	-
	dtrace-testsuite-2.0.0-1.11.1.el8.x86_64.rpm	21a96ad47d8df9347ed584f9cdc51022	-

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