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-rw-r--r--results/classifier/deepseek-2/output/files/194472
1 files changed, 72 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/output/files/1944 b/results/classifier/deepseek-2/output/files/1944
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+++ b/results/classifier/deepseek-2/output/files/1944
@@ -0,0 +1,72 @@
+
+Deadlock on snapshot removal (bdrv_graph_wrlock)
+Description of problem:
+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.
+```
+Steps to reproduce:
+Still trying to reproduce in lab.