DAVEM TPF grant#2 report #137, #138, #139

(this report covers 3 weeks)

Spent my time mainly working on various miscellaneous tickets, mostly
ones associated with fuzzing perl.

2016/08/15
     0:48 fix build warnings and smoke failures
     0:54 process p5p mailbox
     0:14 [perl #128940] "Use of uninitialized value $fh" mentions wrong variable

2016/08/16
     0:41 process p5p mailbox
     0:51 [perl #128952] stack-buffer-overflow in S_missingterm
     2:48 [perl #128951] heap-buffer-overflow in Perl_sv_vcatpvfn_flags

2016/08/17
     0:15 process p5p mailbox
     3:38 optimise av_fetch()

2016/08/19
     0:21 process p5p mailbox
     1:28 fix Concise hints high bits display
     0:32 optimise av_fetch()
# ----

2016/08/22
     0:10 process p5p mailbox
     1:01 [perl #128989] Bleadperl v5.25.3-266-g1d7e644 breaks VPIT/Variable-Magic-0.59.tar.gz
     1:23 "Confused by eval behavior" thread

2016/08/23
     2:26 [perl #129012] heap-buffer-overflow Perl_fbm_instr

2016/08/24
     0:10 process p5p mailbox
     0:52 [perl #129029] SIGBUS Perl_sv_peek
     0:24 [perl #129038] Assertion Failure: *Perl_pp_subst *pp_hot.c:3203
     2:20 [perl #129012] heap-buffer-overflow Perl_fbm_instr
     0:40 [perl #128989] Bleadperl v5.25.3-266-g1d7e644 breaks VPIT/Variable-Magic-0.59.tar.gz

2016/08/25
     0:16 process p5p mailbox
     1:45 [perl #129064] heap-buffer-overflow S_scan_heredoc 
     1:12 [perl #129029] SIGBUS Perl_sv_peek

2016/08/26
     0:05 process p5p mailbox
     2:00 [perl #129064] heap-buffer-overflow S_scan_heredoc 
     0:32 optimise av_fetch()

# ----

2016/08/30
     0:12 process p5p mailbox
     2:08 [perl #129099] global-buffer-overflow S_finalize_op

2016/08/31
     2:53 [perl #129099] global-buffer-overflow S_finalize_op

2016/09/01
     0:59 [perl #129099] global-buffer-overflow S_finalize_op


SUMMARY:
      1:23 "Confused by eval behavior" thread
      0:14 [perl #128940] "Use of uninitialized value $fh" mentions wrong variable
      2:48 [perl #128951] heap-buffer-overflow in Perl_sv_vcatpvfn_flags
      0:51 [perl #128952] stack-buffer-overflow in S_missingterm
      1:41 [perl #128989] Bleadperl v5.25.3-266-g1d7e644 breaks VPIT/Variable-Magic-0.59.tar.gz
      4:46 [perl #129012] heap-buffer-overflow Perl_fbm_instr
      2:04 [perl #129029] SIGBUS Perl_sv_peek
      0:24 [perl #129038] Assertion Failure: *Perl_pp_subst *pp_hot.c:3203
      3:45 [perl #129064] heap-buffer-overflow S_scan_heredoc
      6:00 [perl #129099] global-buffer-overflow S_finalize_op
      1:28 fix Concise hints high bits display
      0:48 fix build warnings and smoke failures
      4:42 optimise av_fetch()
      3:04 process p5p mailbox
    ------
     33:58 TOTAL (HH::MM)


-- 
In my day, we used to edit the inodes by hand.  With magnets.

• DAVEM TPF grant#2 report #137, #138, #139 by Dave Mitchell