==26535== Helgrind, a thread error detector ==26535== Copyright (C) 2007-2017, and GNU GPL'd, by OpenWorks LLP et al. ==26535== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info ==26535== Command: ./philo 5 500 200 200 1 ==26535== ==26535== ---Thread-Announcement------------------------------------------ ==26535== ==26535== Thread #1 is the program's root thread ==26535== ==26535== ---Thread-Announcement------------------------------------------ ==26535== ==26535== Thread #6 was created ==26535== at 0x518470E: clone (clone.S:71) ==26535== by 0x4E4BEC4: create_thread (createthread.c:100) ==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797) ==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E19: launch (launch.c:101) ==26535== by 0x4007DD: main (main.c:24) ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #1 unlocked lock at 0x54545B8 currently held by thread #6 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E6E: launch (launch.c:109) ==26535== by 0x4007DD: main (main.c:24) ==26535== Lock at 0x54545B8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54545b8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== ==26535== ---Thread-Announcement------------------------------------------ ==26535== ==26535== Thread #3 was created ==26535== at 0x518470E: clone (clone.S:71) ==26535== by 0x4E4BEC4: create_thread (createthread.c:100) ==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797) ==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E19: launch (launch.c:101) ==26535== by 0x4007DD: main (main.c:24) ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #1 unlocked lock at 0x54541F8 currently held by thread #3 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E6E: launch (launch.c:109) ==26535== by 0x4007DD: main (main.c:24) ==26535== Lock at 0x54541F8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54541f8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== ==26535== ---Thread-Announcement------------------------------------------ ==26535== ==26535== Thread #4 was created ==26535== at 0x518470E: clone (clone.S:71) ==26535== by 0x4E4BEC4: create_thread (createthread.c:100) ==26535== by 0x4E4BEC4: pthread_create@@GLIBC_2.2.5 (pthread_create.c:797) ==26535== by 0x4C38A27: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E19: launch (launch.c:101) ==26535== by 0x4007DD: main (main.c:24) ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #1 unlocked lock at 0x54542E8 currently held by thread #4 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E6E: launch (launch.c:109) ==26535== by 0x4007DD: main (main.c:24) ==26535== Lock at 0x54542E8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54542e8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #1 unlocked lock at 0x54543D8 currently held by thread #4 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E6E: launch (launch.c:109) ==26535== by 0x4007DD: main (main.c:24) ==26535== Lock at 0x54543D8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54543d8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #1 unlocked lock at 0x54544C8 currently held by thread #6 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400E6E: launch (launch.c:109) ==26535== by 0x4007DD: main (main.c:24) ==26535== Lock at 0x54544C8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54544c8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #3: Bug in libpthread: write lock granted on mutex/rwlock which is currently wr-held by a different thread ==26535== at 0x4C3603C: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x40122E: eat (exec.c:41) ==26535== by 0x401137: philo_exec (exec.c:66) ==26535== by 0x4C38C26: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x4E4B6DA: start_thread (pthread_create.c:463) ==26535== by 0x518471E: clone (clone.S:95) ==26535== ==26535== ---------------------------------------------------------------- ==26535== ==26535== Thread #3 unlocked lock at 0x54542E8 currently held by thread #4 ==26535== at 0x4C36534: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x40141F: ret_err_unlock (exec.c:32) ==26535== by 0x401265: eat (exec.c:43) ==26535== by 0x401137: philo_exec (exec.c:66) ==26535== by 0x4C38C26: ??? (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x4E4B6DA: start_thread (pthread_create.c:463) ==26535== by 0x518471E: clone (clone.S:95) ==26535== Lock at 0x54542E8 was first observed ==26535== at 0x4C39F2A: pthread_mutex_init (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C75: lst_add_philo (init.c:25) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Address 0x54542e8 is 24 bytes inside a block of size 176 alloc'd ==26535== at 0x4C32F2F: malloc (in /usr/lib/valgrind/vgpreload_helgrind-amd64-linux.so) ==26535== by 0x400C21: lst_add_philo (init.c:19) ==26535== by 0x400B8D: init_chain_philo (init.c:49) ==26535== by 0x4008CD: init (init.c:126) ==26535== by 0x4007B5: main (main.c:21) ==26535== Block was alloc'd by thread #1 ==26535== ==26535== 5 5 has taken a fork 15 5 has taken a fork 16 5 is eating 27 3 has taken a fork 28 3 has taken a fork 29 3 is eating 37 2 has taken a fork 222 5 is sleeping 225 1 has taken a fork 232 3 is sleeping 235 4 has taken a fork 236 4 has taken a fork 238 4 is eating 240 2 has taken a fork 240 2 is eating ==26535== ==26535== For counts of detected and suppressed errors, rerun with: -v ==26535== Use --history-level=approx or =none to gain increased speed, at ==26535== the cost of reduced accuracy of conflicting-access information ==26535== ERROR SUMMARY: 7 errors from 7 contexts (suppressed: 2350 from 144)