https://bugs.kde.org/show_bug.cgi?id=393181
--- Comment #1 from Vangelis <[email protected]> --- If I exclude the brk syscall from the strace you can see that basically baloo_file_extractor is only calling `mmap` followed by `munmap` syscalls: $ sudo strace -p 15018 -f -e \!brk strace: Process 15018 attached with 3 threads strace: [ Process PID=15018 runs in x32 mode. ] [pid 15019] restart_syscall(<... resuming interrupted poll ...> <unfinished ...> [pid 15020] restart_syscall(<... resuming interrupted restart_syscall ...>strace: [ Process PID=15018 runs in 64 bit mode. ] <unfinished ...> [pid 15018] mmap(NULL, 4874240, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a8000 [pid 15018] munmap(0x7fdfd47a8000, 4874240) = 0 [pid 15018] mmap(NULL, 4878336, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a7000 [pid 15018] munmap(0x7fdfd47a7000, 4878336) = 0 [pid 15018] mmap(NULL, 4882432, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a6000 [pid 15018] mmap(NULL, 4882432, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42fe000 [pid 15018] munmap(0x7fdfd47a6000, 4882432) = 0 [pid 15018] munmap(0x7fdfd42fe000, 4882432) = 0 [pid 15018] mmap(NULL, 4886528, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a5000 [pid 15018] munmap(0x7fdfd47a5000, 4886528) = 0 [pid 15018] mmap(NULL, 4890624, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a4000 [pid 15018] munmap(0x7fdfd47a4000, 4890624) = 0 [pid 15018] mmap(NULL, 4894720, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a3000 [pid 15018] munmap(0x7fdfd47a3000, 4894720) = 0 [pid 15018] mmap(NULL, 4898816, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a2000 [pid 15018] munmap(0x7fdfd47a2000, 4898816) = 0 [pid 15018] mmap(NULL, 4902912, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a1000 [pid 15018] munmap(0x7fdfd47a1000, 4902912) = 0 [pid 15018] mmap(NULL, 4907008, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd47a0000 [pid 15018] mmap(NULL, 4907008, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42f2000 [pid 15018] munmap(0x7fdfd47a0000, 4907008) = 0 [pid 15018] munmap(0x7fdfd42f2000, 4907008) = 0 [pid 15018] mmap(NULL, 4911104, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479f000 [pid 15018] mmap(NULL, 4911104, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42f0000 [pid 15018] munmap(0x7fdfd479f000, 4911104) = 0 [pid 15018] munmap(0x7fdfd42f0000, 4911104) = 0 [pid 15018] mmap(NULL, 4915200, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479e000 [pid 15018] munmap(0x7fdfd479e000, 4915200) = 0 [pid 15018] mmap(NULL, 4919296, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479d000 [pid 15018] munmap(0x7fdfd479d000, 4919296) = 0 [pid 15018] mmap(NULL, 4923392, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479c000 [pid 15018] munmap(0x7fdfd479c000, 4923392) = 0 [pid 15018] mmap(NULL, 4927488, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479b000 [pid 15018] mmap(NULL, 4927488, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42e8000 [pid 15018] munmap(0x7fdfd479b000, 4927488) = 0 [pid 15018] munmap(0x7fdfd42e8000, 4927488) = 0 [pid 15018] mmap(NULL, 4931584, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd479a000 [pid 15018] munmap(0x7fdfd479a000, 4931584) = 0 [pid 15018] mmap(NULL, 4935680, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4799000 [pid 15018] munmap(0x7fdfd4799000, 4935680) = 0 [pid 15018] mmap(NULL, 4939776, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4798000 [pid 15018] munmap(0x7fdfd4798000, 4939776) = 0 [pid 15018] mmap(NULL, 4943872, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4797000 [pid 15018] munmap(0x7fdfd4797000, 4943872) = 0 [pid 15018] mmap(NULL, 4947968, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4796000 [pid 15018] munmap(0x7fdfd4796000, 4947968) = 0 [pid 15018] mmap(NULL, 4952064, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4795000 [pid 15018] mmap(NULL, 4952064, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42dc000 [pid 15018] munmap(0x7fdfd4795000, 4952064) = 0 [pid 15018] munmap(0x7fdfd42dc000, 4952064) = 0 [pid 15018] mmap(NULL, 4956160, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4794000 [pid 15018] mmap(NULL, 4956160, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42da000 [pid 15018] munmap(0x7fdfd4794000, 4956160) = 0 [pid 15018] munmap(0x7fdfd42da000, 4956160) = 0 [pid 15018] mmap(NULL, 4960256, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4793000 [pid 15018] munmap(0x7fdfd4793000, 4960256) = 0 [pid 15018] mmap(NULL, 4964352, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4792000 [pid 15018] munmap(0x7fdfd4792000, 4964352) = 0 [pid 15018] mmap(NULL, 4968448, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4791000 [pid 15018] munmap(0x7fdfd4791000, 4968448) = 0 [pid 15018] mmap(NULL, 4972544, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4790000 [pid 15018] mmap(NULL, 4972544, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42d2000 [pid 15018] munmap(0x7fdfd4790000, 4972544) = 0 [pid 15018] munmap(0x7fdfd42d2000, 4972544) = 0 [pid 15018] mmap(NULL, 4976640, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478f000 [pid 15018] munmap(0x7fdfd478f000, 4976640) = 0 [pid 15018] mmap(NULL, 4980736, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478e000 [pid 15018] munmap(0x7fdfd478e000, 4980736) = 0 [pid 15018] mmap(NULL, 4984832, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478d000 [pid 15018] munmap(0x7fdfd478d000, 4984832) = 0 [pid 15018] mmap(NULL, 4988928, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478c000 [pid 15018] munmap(0x7fdfd478c000, 4988928) = 0 [pid 15018] mmap(NULL, 4993024, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478b000 [pid 15018] munmap(0x7fdfd478b000, 4993024) = 0 [pid 15018] mmap(NULL, 4997120, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd478a000 [pid 15018] mmap(NULL, 4997120, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42c6000 [pid 15018] munmap(0x7fdfd478a000, 4997120) = 0 [pid 15018] munmap(0x7fdfd42c6000, 4997120) = 0 [pid 15018] mmap(NULL, 5001216, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4789000 [pid 15018] mmap(NULL, 5001216, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42c4000 [pid 15018] munmap(0x7fdfd4789000, 5001216) = 0 [pid 15018] munmap(0x7fdfd42c4000, 5001216) = 0 [pid 15018] mmap(NULL, 5005312, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4788000 [pid 15018] munmap(0x7fdfd4788000, 5005312) = 0 [pid 15018] mmap(NULL, 5009408, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4787000 [pid 15018] munmap(0x7fdfd4787000, 5009408) = 0 [pid 15018] mmap(NULL, 5013504, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4786000 [pid 15018] munmap(0x7fdfd4786000, 5013504) = 0 [pid 15018] mmap(NULL, 5017600, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4785000 [pid 15018] mmap(NULL, 5017600, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42bc000 [pid 15018] munmap(0x7fdfd4785000, 5017600) = 0 [pid 15018] munmap(0x7fdfd42bc000, 5017600) = 0 [pid 15018] mmap(NULL, 5021696, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4784000 [pid 15018] munmap(0x7fdfd4784000, 5021696) = 0 [pid 15018] mmap(NULL, 5025792, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4783000 [pid 15018] munmap(0x7fdfd4783000, 5025792) = 0 [pid 15018] mmap(NULL, 5029888, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4782000 [pid 15018] munmap(0x7fdfd4782000, 5029888) = 0 [pid 15018] mmap(NULL, 5033984, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4781000 [pid 15018] munmap(0x7fdfd4781000, 5033984) = 0 [pid 15018] mmap(NULL, 5038080, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd4780000 [pid 15018] munmap(0x7fdfd4780000, 5038080) = 0 [pid 15018] mmap(NULL, 5042176, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd477f000 [pid 15018] mmap(NULL, 5042176, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42b0000 [pid 15018] munmap(0x7fdfd477f000, 5042176) = 0 [pid 15018] munmap(0x7fdfd42b0000, 5042176) = 0 [pid 15018] mmap(NULL, 5046272, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd477e000 [pid 15018] mmap(NULL, 5046272, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd42ae000 [pid 15018] munmap(0x7fdfd477e000, 5046272) = 0 [pid 15018] munmap(0x7fdfd42ae000, 5046272) = 0 [pid 15019] <... restart_syscall resumed> ) = 1 [pid 15019] recvmsg(4, {msg_name(0)=NULL, msg_iov(1)=[{"U\2\216\1\302\331\332\0\3\24\4\0\20\0\0\0\0\0\0\24\24\24\24\24\0\0\3\37%\2\0\0", 4096}], msg_controllen=0, msg_flags=0}, 0) = 32 [pid 15019] write(6, "\1\0\0\0\0\0\0\0", 8) = 8 [pid 15019] poll([{fd=4, events=POLLIN}], 1, -1 <unfinished ...> [pid 15018] mmap(NULL, 5050368, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdfd477d000 [pid 15018] munmap(0x7fdfd477d000, 5050368) = 0 ^Cstrace: Process 15018 detached strace: Process 15019 detached strace: Process 15020 detached -- You are receiving this mail because: You are watching all bug changes.
