possible race conflicts resolut
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hugogogo
199
philo/race.log
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199
philo/race.log
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==26535== Helgrind, a thread error detector
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==26535== Copyright (C) 2007-2017, and GNU GPL'd, by OpenWorks LLP et al.
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==26535== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info
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==26535== Command: ./philo 5 500 200 200 1
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==26535==
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==26535== ---Thread-Announcement------------------------------------------
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==26535==
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==26535== Thread #1 is the program's root thread
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==26535==
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==26535== ---Thread-Announcement------------------------------------------
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==26535==
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==26535== Thread #6 was created
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==26535== at 0x518470E: clone (clone.S:71)
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==26535== by 0x4E4BEC4: create_thread (createthread.c:100)
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==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797)
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==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E19: launch (launch.c:101)
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==26535== by 0x4007DD: main (main.c:24)
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #1 unlocked lock at 0x54545B8 currently held by thread #6
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E6E: launch (launch.c:109)
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==26535== by 0x4007DD: main (main.c:24)
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==26535== Lock at 0x54545B8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54545b8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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==26535== ---Thread-Announcement------------------------------------------
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==26535==
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==26535== Thread #3 was created
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==26535== at 0x518470E: clone (clone.S:71)
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==26535== by 0x4E4BEC4: create_thread (createthread.c:100)
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==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797)
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==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E19: launch (launch.c:101)
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==26535== by 0x4007DD: main (main.c:24)
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #1 unlocked lock at 0x54541F8 currently held by thread #3
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E6E: launch (launch.c:109)
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==26535== by 0x4007DD: main (main.c:24)
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==26535== Lock at 0x54541F8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54541f8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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==26535== ---Thread-Announcement------------------------------------------
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==26535==
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==26535== Thread #4 was created
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==26535== at 0x518470E: clone (clone.S:71)
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==26535== by 0x4E4BEC4: create_thread (createthread.c:100)
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==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797)
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==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E19: launch (launch.c:101)
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==26535== by 0x4007DD: main (main.c:24)
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #1 unlocked lock at 0x54542E8 currently held by thread #4
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E6E: launch (launch.c:109)
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==26535== by 0x4007DD: main (main.c:24)
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==26535== Lock at 0x54542E8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54542e8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #1 unlocked lock at 0x54543D8 currently held by thread #4
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E6E: launch (launch.c:109)
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==26535== by 0x4007DD: main (main.c:24)
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==26535== Lock at 0x54543D8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54543d8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #1 unlocked lock at 0x54544C8 currently held by thread #6
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400E6E: launch (launch.c:109)
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==26535== by 0x4007DD: main (main.c:24)
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==26535== Lock at 0x54544C8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54544c8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #3: Bug in libpthread: write lock granted on mutex/rwlock which is currently wr-held by a different thread
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==26535== at 0x4C3603C: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x40122E: eat (exec.c:41)
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==26535== by 0x401137: philo_exec (exec.c:66)
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==26535== by 0x4C38C26: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x4E4B6DA: start_thread (pthread_create.c:463)
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==26535== by 0x518471E: clone (clone.S:95)
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==26535==
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==26535== ----------------------------------------------------------------
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==26535==
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==26535== Thread #3 unlocked lock at 0x54542E8 currently held by thread #4
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==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x40141F: ret_err_unlock (exec.c:32)
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==26535== by 0x401265: eat (exec.c:43)
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==26535== by 0x401137: philo_exec (exec.c:66)
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==26535== by 0x4C38C26: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x4E4B6DA: start_thread (pthread_create.c:463)
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==26535== by 0x518471E: clone (clone.S:95)
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==26535== Lock at 0x54542E8 was first observed
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==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C75: lst_add_philo (init.c:25)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Address 0x54542e8 is 24 bytes inside a block of size 176 alloc'd
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==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so)
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==26535== by 0x400C21: lst_add_philo (init.c:19)
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==26535== by 0x400B8D: init_chain_philo (init.c:49)
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==26535== by 0x4008CD: init (init.c:126)
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==26535== by 0x4007B5: main (main.c:21)
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==26535== Block was alloc'd by thread #1
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==26535==
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==26535==
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[0;37m5 5 has taken a fork[0m
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[0;37m15 5 has taken a fork[0m
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[1;33m16 5 is eating[0m
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[0;37m27 3 has taken a fork[0m
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[0;37m28 3 has taken a fork[0m
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[1;33m29 3 is eating[0m
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[0;37m37 2 has taken a fork[0m
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[1;34m222 5 is sleeping[0m
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[0;37m225 1 has taken a fork[0m
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[1;34m232 3 is sleeping[0m
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[0;37m235 4 has taken a fork[0m
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[0;37m236 4 has taken a fork[0m
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[1;33m238 4 is eating[0m
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[0;37m240 2 has taken a fork[0m
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[1;33m240 2 is eating[0m
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==26535==
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==26535== For counts of detected and suppressed errors, rerun with: -v
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==26535== Use --history-level=approx or =none to gain increased speed, at
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==26535== the cost of reduced accuracy of conflicting-access information
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==26535== ERROR SUMMARY: 7 errors from 7 contexts (suppressed: 2350 from 144)
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