1 files changed, 74 insertions, 0 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
new file mode 100644
index 00000000..b33f5cef
--- /dev/null
+++ b/gitlab/issues/target_missing/host_missing/accel_missing/1924.toml
@@ -0,0 +1,74 @@
+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 = """"""