summaryrefslogtreecommitdiffstats
path: root/results/classifier/118/none/2984
diff options
context:
space:
mode:
authorChristian Krinitsin <mail@krinitsin.com>2025-07-03 19:39:53 +0200
committerChristian Krinitsin <mail@krinitsin.com>2025-07-03 19:39:53 +0200
commitdee4dcba78baf712cab403d47d9db319ab7f95d6 (patch)
tree418478faf06786701a56268672f73d6b0b4eb239 /results/classifier/118/none/2984
parent4d9e26c0333abd39bdbd039dcdb30ed429c475ba (diff)
downloademulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.tar.gz
emulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.zip
restructure results
Diffstat (limited to 'results/classifier/118/none/2984')
-rw-r--r--results/classifier/118/none/298483
1 files changed, 0 insertions, 83 deletions
diff --git a/results/classifier/118/none/2984 b/results/classifier/118/none/2984
deleted file mode 100644
index 8955146e..00000000
--- a/results/classifier/118/none/2984
+++ /dev/null
@@ -1,83 +0,0 @@
-peripherals: 0.420
-PID: 0.407
-i386: 0.365
-boot: 0.357
-performance: 0.350
-mistranslation: 0.341
-device: 0.335
-architecture: 0.330
-vnc: 0.327
-ppc: 0.322
-kernel: 0.321
-register: 0.310
-semantic: 0.298
-hypervisor: 0.293
-user-level: 0.277
-permissions: 0.276
-TCG: 0.274
-risc-v: 0.273
-debug: 0.270
-arm: 0.269
-network: 0.267
-x86: 0.254
-VMM: 0.250
-virtual: 0.243
-graphic: 0.242
-KVM: 0.223
-socket: 0.207
-assembly: 0.182
-files: 0.160
-
-CPU hotplug crashed the guest when using virt-type as qemu!
-Description of problem:
-Guest is getting crashing and getting into shutoff state when I am trying to hotplug much more cpus than present in the host! This is happening only when i give virt-type as qemu.
-Additional information:
-Tried reproducing while attaching gdb shows below backtrace which happened after hotplugging 249 CPUs in TCG mode:
-
-```
-Thread 261 "CPU 249/TCG" received signal SIGABRT, Aborted.
-[Switching to Thread 0x7ff97c00ea20 (LWP 51567)]
-0x00007fff84cac3e8 in __pthread_kill_implementation () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-(gdb) bt
-#0 0x00007fff84cac3e8 in __pthread_kill_implementation () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-#1 0x00007fff84c46ba0 in raise () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-#2 0x00007fff84c29354 in abort () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-#3 0x00007fff850f1e30 in g_assertion_message () from target:/lib64/libglib-2.0.so.0
-#4 0x00007fff850f1ebc in g_assertion_message_expr () from target:/lib64/libglib-2.0.so.0
-#5 0x00000001376c6f00 in tcg_region_initial_alloc__locked (s=0x7fff7c000f30) at ../tcg/region.c:396
-#6 0x00000001376c6fa8 in tcg_region_initial_alloc (s=0x7fff7c000f30) at ../tcg/region.c:402
-#7 0x00000001376dae08 in tcg_register_thread () at ../tcg/tcg.c:1011
-#8 0x000000013768b7e4 in mttcg_cpu_thread_fn (arg=0x143e884f0) at ../accel/tcg/tcg-accel-ops-mttcg.c:77
-#9 0x0000000137bbb2d0 in qemu_thread_start (args=0x143b4aff0) at ../util/qemu-thread-posix.c:542
-#10 0x00007fff84ca9be0 in start_thread () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-#11 0x00007fff84d4ef3c in __clone3 () from target:/lib64/glibc-hwcaps/power10/libc.so.6
-(gdb)
-```
-
-which points to below code:
-
-```
-/*
- * Perform a context's first region allocation.
- * This function does _not_ increment region.agg_size_full.
- */
-static void tcg_region_initial_alloc__locked(TCGContext *s)
-{
- bool err = tcg_region_alloc__locked(s);
- g_assert(!err);
-}
-```
-
-Here, tcg_region_alloc__locked returns true on failure when max region allocation is reached and therefore intentionally asserted as TCG can't proceed without it.
-
-```
-static bool tcg_region_alloc__locked(TCGContext *s)
-{
- if (region.current == region.n) {
- return true;
- }
- tcg_region_assign(s, region.current);
- region.current++;
- return false;
-}
-```