diff options
Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1944.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1944.toml | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1944.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1944.toml new file mode 100644 index 000000000..081deec7d --- /dev/null +++ b/gitlab/issues/target_missing/host_missing/accel_missing/1944.toml @@ -0,0 +1,81 @@ +id = 1944 +title = "Deadlock on snapshot removal (bdrv_graph_wrlock)" +state = "closed" +created_at = "2023-10-16T07:43:36.506Z" +closed_at = "2024-11-02T19:00:40.147Z" +labels = ["Storage"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1944" +host-os = "CentOS 9 Stream" +host-arch = "x86_64" +qemu-version = "qemu-kvm-8.1.0-2.1.el9.x86_64 (Is the 8.1.0-2 version with https://patchwork.kernel.org/project/qemu-devel/patch/20231003125236.216473-2-jean-louis@dupond.be/)" +guest-os = "Debian 11" +guest-arch = "x86_64" +description = """VM was hanging during snapshot removal. +There was an attempt to shutdown the VM, but that did hang. + +gdb shows me: +``` +(gdb) bt full +#0 0x00007f20493427fe in __ppoll (fds=0x557e630718b0, nfds=2, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:43 + sc_ret = -514 + sc_cancel_oldtype = 0 + sc_ret = <optimized out> + tval = {tv_sec = 139776632323420, tv_nsec = 139776632323432} +#1 0x0000557e619cab52 in fdmon_poll_wait.llvm () +No symbol table info available. +#2 0x0000557e619ca0b6 in aio_poll () +No symbol table info available. +#3 0x0000557e61801651 in bdrv_graph_wrlock () +No symbol table info available. +#4 0x0000557e617c873b in bdrv_replace_child_noperm.llvm () +No symbol table info available. +#5 0x0000557e617c8601 in bdrv_root_unref_child () +No symbol table info available. +#6 0x0000557e617f6333 in blk_unref () +No symbol table info available. +#7 0x0000557e6181b0d1 in mirror_exit_common () +No symbol table info available. +#8 0x0000557e617dbdb4 in job_do_finalize_locked.llvm () +No symbol table info available. +#9 0x0000557e617dd72b in job_exit () +No symbol table info available. +#10 0x0000557e619e5101 in aio_bh_poll () +No symbol table info available. +#11 0x0000557e619c95a4 in aio_dispatch () +No symbol table info available. +#12 0x0000557e619e655f in aio_ctx_dispatch () +No symbol table info available. +#13 0x00007f2049546e2f in g_main_dispatch (context=0x557e62ecebd0) at ../glib/gmain.c:3337 + dispatch = 0x557e619e6550 <aio_ctx_dispatch> + prev_source = 0x0 + begin_time_nsec = 232172181173336 + was_in_call = <optimized out> + user_data = 0x0 + callback = 0x0 + cb_funcs = 0x0 + cb_data = 0x0 + need_destroy = <optimized out> + source = 0x557e62ec73e0 + current = 0x557e63e4b600 + i = 0 + __func__ = {<optimized out> <repeats 16 times>} +#14 g_main_context_dispatch (context=0x557e62ecebd0) at ../glib/gmain.c:4055 +No locals. +#15 0x0000557e619e74be in main_loop_wait () +No symbol table info available. +#16 0x0000557e615201e7 in qemu_main_loop () +No symbol table info available. +#17 0x0000557e61374c6a in qemu_default_main () +No symbol table info available. +#18 0x00007f204923feb0 in __libc_start_call_main (main=main@entry=0x557e61374c80 <main>, argc=argc@entry=153, argv=argv@entry=0x7ffe07495238) at ../sysdeps/nptl/libc_start_call_main.h:58 + self = <optimized out> + result = <optimized out> + unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6145724763479124305, 140729020666424, 94001285254272, 94001294953808, 139776661151744, 6145708635144279727, 6121919821307926191}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7f204954cb41 <g_malloc0+33>, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 1230293825}}} + not_first_call = <optimized out> +#19 0x00007f204923ff60 in __libc_start_main_impl (main=0x557e61374c80 <main>, argc=153, argv=0x7ffe07495238, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe07495228) at ../csu/libc-start.c:389 +No locals. +#20 0x0000557e613743d5 in _start () +No symbol table info available. +```""" +reproduce = """Still trying to reproduce in lab.""" +additional = "n/a" |