http://bugzilla.suse.com/show_bug.cgi?id=1140020 Bug ID: 1140020 Summary: QEMU frozen after unpausing VM Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Virtualization:Other Assignee: virt-bugs@suse.de Reporter: fvogt@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- When pausing a VM from virt-manager and unpausing it a few minutes later, QEMU is stuck and crashes a few seconds later ("Connection reset by peer"). Happened at least five times in the last three days. Backtrace collected with gdb: Thread 8 (Thread 0x7f81637ff700 (LWP 22579)): #0 0x00007f817d05ac9f in poll () from target:/lib64/libc.so.6 #1 0x00007f817dd56d2e in ?? () from target:/usr/lib64/libglib-2.0.so.0 #2 0x00007f817dd570d3 in g_main_loop_run () from target:/usr/lib64/libglib-2.0.so.0 #3 0x00007f817d3429e7 in ?? () from target:/usr/lib64/libspice-server.so.1 #4 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #5 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 7 (Thread 0x7f81790f7700 (LWP 22577)): #0 0x00007f817d13ae05 in pthread_cond_wait@@GLIBC_2.3.2 () from target:/lib64/libpthread.so.0 #1 0x000055945bcb38bb in qemu_cond_wait_impl () #2 0x000055945b885477 in ?? () #3 0x000055945b886d58 in ?? () #4 0x000055945bcb323b in ?? () #5 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #6 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 6 (Thread 0x7f81798f8700 (LWP 22576)): #0 0x00007f817d13ae05 in pthread_cond_wait@@GLIBC_2.3.2 () from target:/lib64/libpthread.so.0 #1 0x000055945bcb38bb in qemu_cond_wait_impl () #2 0x000055945b885477 in ?? () #3 0x000055945b886d58 in ?? () #4 0x000055945bcb323b in ?? () #5 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #6 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 5 (Thread 0x7f817a0f9700 (LWP 22575)): #0 0x00007f817d13ae05 in pthread_cond_wait@@GLIBC_2.3.2 () from target:/lib64/libpthread.so.0 #1 0x000055945bcb38bb in qemu_cond_wait_impl () #2 0x000055945b885477 in ?? () #3 0x000055945b886d58 in ?? () #4 0x000055945bcb323b in ?? () #5 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #6 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 4 (Thread 0x7f817a8fa700 (LWP 22574)): #0 0x00007f817d13ae05 in pthread_cond_wait@@GLIBC_2.3.2 () from target:/lib64/libpthread.so.0 #1 0x000055945bcb38bb in qemu_cond_wait_impl () #2 0x000055945b885477 in ?? () #3 0x000055945b886d58 in ?? () #4 0x000055945bcb323b in ?? () #5 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #6 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 3 (Thread 0x7f817b0fb700 (LWP 22573)): #0 0x00007f817d05ac9f in poll () from target:/lib64/libc.so.6 #1 0x00007f817dd56d2e in ?? () from target:/usr/lib64/libglib-2.0.so.0 #2 0x00007f817dd570d3 in g_main_loop_run () from target:/usr/lib64/libglib-2.0.so.0 #3 0x000055945b9c9671 in ?? () #4 0x000055945bcb323b in ?? () #5 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #6 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 2 (Thread 0x7f817bc68700 (LWP 22560)): #0 0x00007f817d060449 in syscall () from target:/lib64/libc.so.6 #1 0x000055945bcb3dfa in qemu_event_wait () #2 0x000055945bcc4fc0 in ?? () #3 0x000055945bcb323b in ?? () #4 0x00007f817d134faa in start_thread () from target:/lib64/libpthread.so.0 #5 0x00007f817d06571f in clone () from target:/lib64/libc.so.6 Thread 1 (Thread 0x7f817bc6bc80 (LWP 22547)): #0 0x00007f817d13e13d in __lll_lock_wait () from target:/lib64/libpthread.so.0 #1 0x00007f817d137775 in pthread_mutex_lock () from target:/lib64/libpthread.so.0 #2 0x000055945bcb3383 in qemu_mutex_lock_impl () #3 0x000055945bc472c3 in ?? () #4 0x000055945bc47590 in qemu_chr_write () #5 0x000055945bb3ac7b in ?? () #6 0x00007f817dcfeb83 in usbredirparser_do_write () from target:/usr/lib64/libusbredirparser.so.1 #7 0x000055945b9ebd61 in ?? () #8 0x00007f817d305d4f in ?? () from target:/usr/lib64/libspice-server.so.1 #9 0x00007f817d306709 in ?? () from target:/usr/lib64/libspice-server.so.1 #10 0x000055945b9ec639 in ?? () #11 0x000055945bc4730f in ?? () #12 0x000055945bc47590 in qemu_chr_write () #13 0x000055945bb3ac7b in ?? () #14 0x00007f817dcfeb83 in usbredirparser_do_write () from target:/usr/lib64/libusbredirparser.so.1 #15 0x000055945b9cfe1a in vm_state_notify () #16 0x000055945b887db4 in vm_prepare_start () #17 0x000055945b887df9 in vm_start () #18 0x000055945b9d2a75 in qmp_cont () #19 0x000055945bb8fbe6 in qmp_marshal_cont () #20 0x000055945bc68550 in qmp_dispatch () #21 0x000055945b88ab10 in ?? () #22 0x000055945b890d5e in ?? () #23 0x000055945bcad4ec in aio_bh_poll () #24 0x000055945bcb0b20 in aio_dispatch () #25 0x000055945bcad3be in ?? () #26 0x00007f817dd56b33 in g_main_context_dispatch () from target:/usr/lib64/libglib-2.0.so.0 #27 0x000055945bcafd08 in main_loop_wait () #28 0x000055945b9d0019 in ?? () #29 0x000055945b83d5ee in main () The lock is never successfully acquired again, so this seems to be a deadlock? -- You are receiving this mail because: You are on the CC list for the bug.