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Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1924.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1924.toml | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1924.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1924.toml deleted file mode 100644 index b33f5cefc..000000000 --- a/gitlab/issues/target_missing/host_missing/accel_missing/1924.toml +++ /dev/null @@ -1,74 +0,0 @@ -id = 1924 -title = "memory leak for pthread_create by valgrind" -state = "opened" -created_at = "2023-10-08T02:32:25.739Z" -closed_at = "n/a" -labels = [] -url = "https://gitlab.com/qemu-project/qemu/-/issues/1924" -host-os = "- CentOS Linux release 8.2.2004 (Core)" -host-arch = "- x86" -qemu-version = "- QEMU emulator version 8.1.50" -guest-os = "- centos8.2" -guest-arch = "- x86" -description = """qemu_thread_create calls pthread_create have memory leak -valgrind stack -``` -==4075190== 1,776 bytes in 3 blocks are possibly lost in loss record 6,778 of 6,978 -==4075190== at 0x4C3721A: calloc (vg_replace_malloc.c:760) -==4075190== by 0x40129EB: _dl_allocate_tls (in /usr/lib64/ld-2.28.so) -==4075190== by 0xADA3DA2: pthread_create@@GLIBC_2.2.5 (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0x9B0DA5: qemu_thread_create (qemu-thread-posix.c:581) -==4075190== by 0x9C470C: do_spawn_thread (thread-pool.c:145) -==4075190== by 0x9C47C0: worker_thread (thread-pool.c:82) -==4075190== by 0x9AFD89: qemu_thread_start (qemu-thread-posix.c:541) -==4075190== by 0xADA3149: start_thread (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0xB0B7DC2: clone (in /usr/lib64/libc-2.28.so) -==4075190== -==4075190== 2,368 bytes in 4 blocks are possibly lost in loss record 6,834 of 6,978 -==4075190== at 0x4C3721A: calloc (vg_replace_malloc.c:760) -==4075190== by 0x40129EB: _dl_allocate_tls (in /usr/lib64/ld-2.28.so) -==4075190== by 0xADA3DA2: pthread_create@@GLIBC_2.2.5 (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0x9B0DA5: qemu_thread_create (qemu-thread-posix.c:581) -==4075190== by 0x827FA8: kvm_start_vcpu_thread (kvm-accel-ops.c:75) -==4075190== by 0x633672: qemu_init_vcpu (cpus.c:642) -==4075190== by 0x722EA7: x86_cpu_realizefn (cpu.c:7430) -==4075190== by 0x833E2E: device_set_realized (qdev.c:510) -==4075190== by 0x8371D5: property_set_bool (object.c:2299) -==4075190== by 0x839512: object_property_set (object.c:1434) -==4075190== by 0x83C58E: object_property_set_qobject (qom-qobject.c:28) -==4075190== by 0x839783: object_property_set_bool (object.c:1503) -``` - -If we do vcpu hotplug and hot unplug for virtual machine continuously, the virtual memory and RES memory of qemu is increasing.""" -reproduce = """1. start qemu： -valgrind --tool=memcheck --leak-check=full /home/qemu-system-x86_64 -accel kvm -cpu host -m 4G -smp 4,maxcpus=64,sockets=8,dies=1,cores=8,threads=1 -drive file=/home/centosx861.qcow2,if=none,id=drive0,cache=none -device virtio-blk,drive=drive0,bootindex=1 -monitor stdio -vnc :0 -2. after boot successful -ctl+c kill qemu - -``` -==4075190== 1,776 bytes in 3 blocks are possibly lost in loss record 6,778 of 6,978 -==4075190== at 0x4C3721A: calloc (vg_replace_malloc.c:760) -==4075190== by 0x40129EB: _dl_allocate_tls (in /usr/lib64/ld-2.28.so) -==4075190== by 0xADA3DA2: pthread_create@@GLIBC_2.2.5 (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0x9B0DA5: qemu_thread_create (qemu-thread-posix.c:581) -==4075190== by 0x9C470C: do_spawn_thread (thread-pool.c:145) -==4075190== by 0x9C47C0: worker_thread (thread-pool.c:82) -==4075190== by 0x9AFD89: qemu_thread_start (qemu-thread-posix.c:541) -==4075190== by 0xADA3149: start_thread (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0xB0B7DC2: clone (in /usr/lib64/libc-2.28.so) -==4075190== -==4075190== 2,368 bytes in 4 blocks are possibly lost in loss record 6,834 of 6,978 -==4075190== at 0x4C3721A: calloc (vg_replace_malloc.c:760) -==4075190== by 0x40129EB: _dl_allocate_tls (in /usr/lib64/ld-2.28.so) -==4075190== by 0xADA3DA2: pthread_create@@GLIBC_2.2.5 (in /usr/lib64/libpthread-2.28.so) -==4075190== by 0x9B0DA5: qemu_thread_create (qemu-thread-posix.c:581) -==4075190== by 0x827FA8: kvm_start_vcpu_thread (kvm-accel-ops.c:75) -==4075190== by 0x633672: qemu_init_vcpu (cpus.c:642) -==4075190== by 0x722EA7: x86_cpu_realizefn (cpu.c:7430) -==4075190== by 0x833E2E: device_set_realized (qdev.c:510) -==4075190== by 0x8371D5: property_set_bool (object.c:2299) -==4075190== by 0x839512: object_property_set (object.c:1434) -==4075190== by 0x83C58E: object_property_set_qobject (qom-qobject.c:28) -==4075190== by 0x839783: object_property_set_bool (object.c:1503) -```""" -additional = """""" |