diff options
Diffstat (limited to 'gitlab/issues/target_i386/host_missing/accel_KVM/1217.toml')
| -rw-r--r-- | gitlab/issues/target_i386/host_missing/accel_KVM/1217.toml | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/gitlab/issues/target_i386/host_missing/accel_KVM/1217.toml b/gitlab/issues/target_i386/host_missing/accel_KVM/1217.toml deleted file mode 100644 index a36b237eb..000000000 --- a/gitlab/issues/target_i386/host_missing/accel_KVM/1217.toml +++ /dev/null @@ -1,140 +0,0 @@ -id = 1217 -title = "QEMU 6.2.0: Random segfaults when access register eax using qemu-system-x86_64" -state = "opened" -created_at = "2022-09-17T14:04:13.956Z" -closed_at = "n/a" -labels = ["accel: KVM", "target: i386", "workflow::Needs Info"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/1217" -host-os = "centos 8.2" -host-arch = "x86_64" -qemu-version = "6.2.0" -guest-os = "centos 7.8.2003" -guest-arch = "x86_64" -description = """coredump info: -``` -(gdb) bt -#0 0x0000152016187387 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:55 -#1 0x0000152016188a78 in __GI_abort () at abort.c:90 -#2 0x00001520159f2439 in os::abort (dump_core=<optimized out>) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/os/linux/vm/os_linux.cpp:1572 -#3 0x0000152015c0e64a in VMError::report_and_die (this=this@entry=0x151fe009c4d0) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/share/vm/utilities/vmError.cpp:1112 -#4 0x00001520159fc5e5 in JVM_handle_linux_signal (sig=11, info=0x151fe009c770, ucVoid=0x151fe009c640, - abort_if_unrecognized=<optimized out>) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/os_cpu/linux_x86/vm/os_linux_x86.cpp:541 -#5 0x00001520159ef5f8 in signalHandler (sig=11, info=0x151fe009c770, uc=0x151fe009c640) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/os/linux/vm/os_linux.cpp:4591 -#6 <signal handler called> -#7 do_clone (pd=pd@entry=0x151fc7cfe700, attr=attr@entry=0x151fe009d410, stackaddr=<optimized out>, - stopped=<optimized out>, fct=0x152016b4fde0 <start_thread>, clone_flags=4001536) - at ../nptl/sysdeps/pthread/createthread.c:77 -#8 0x0000152016b5056a in create_thread (stackaddr=<optimized out>, attr=0x151fe009d410, pd=0x151fc7cfe700) - at ../nptl/sysdeps/pthread/createthread.c:244 -#9 __pthread_create_2_1 (newthread=<optimized out>, attr=<optimized out>, start_routine=<optimized out>, - arg=<optimized out>) at pthread_create.c:553 -#10 0x00001520159fb9b8 in os::create_thread (thread=0x561592f7f000, thr_type=<optimized out>, ----Type <return> to continue, or q <return> to quit---f 7 - stack_size=<optimized out>) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/os/linux/vm/os_linux.cpp:921 -#11 0x00001520157eea78 in JVM_StartThread (env=<optimized out>, jthread=0x151fe009d4d0) - at /usr/src/debug/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/openjdk/hotspot/src/share/vm/prims/jvm.cpp:3128 -#12 0x0000152001ef0c26 in ?? () -#13 0x00000006e100f538 in ?? () -#14 0x00000000de00bfff in ?? () -#15 0x0000151fe009d530 in ?? () -#16 0x0000152001915328 in ?? () -#17 0x00000006e100f538 in ?? () -#18 0x0000152010062550 in ?? () -#19 0x00000006f1450200 in ?? () -#20 0x00001520de280104 in ?? () -#21 0x0000000000000000 in ?? () -(gdb) f 7 -#7 do_clone (pd=pd@entry=0x151fc7cfe700, attr=attr@entry=0x151fe009d410, stackaddr=<optimized out>, - stopped=<optimized out>, fct=0x152016b4fde0 <start_thread>, clone_flags=4001536) - at ../nptl/sysdeps/pthread/createthread.c:77 -77 if (__builtin_expect (rc == -1, 0)) -(gdb) disas -Dump of assembler code for function do_clone: - 0x0000152016b4f010 <+0>: push %r12 - 0x0000152016b4f012 <+2>: xor %r12d,%r12d - 0x0000152016b4f015 <+5>: mov %rdx,%r10 - 0x0000152016b4f018 <+8>: push %rbp - 0x0000152016b4f019 <+9>: mov %rsi,%rbp - 0x0000152016b4f01c <+12>: push %rbx - 0x0000152016b4f01d <+13>: mov %rdi,%rbx - 0x0000152016b4f020 <+16>: sub $0x10,%rsp - 0x0000152016b4f024 <+20>: test %ecx,%ecx - 0x0000152016b4f026 <+22>: setne %r12b - 0x0000152016b4f02a <+26>: jne 0x152016b4f07f <do_clone+111> - 0x0000152016b4f02c <+28>: lock incl 0x21022d(%rip) # 0x152016d5f260 <__nptl_nthreads> - 0x0000152016b4f033 <+35>: lea 0x2d0(%rbx),%r8 - 0x0000152016b4f03a <+42>: lea 0xd9f(%rip),%rdi # 0x152016b4fde0 <start_thread> - 0x0000152016b4f041 <+49>: xor %eax,%eax - 0x0000152016b4f043 <+51>: mov %rbx,%r9 - 0x0000152016b4f046 <+54>: mov %rbx,%rcx - 0x0000152016b4f049 <+57>: mov $0x3d0f00,%edx - 0x0000152016b4f04e <+62>: mov %r8,(%rsp) - 0x0000152016b4f052 <+66>: mov %r10,%rsi - 0x0000152016b4f055 <+69>: callq 0x152016b4d470 <__clone@plt> -=> 0x0000152016b4f05a <+74>: cmp $0xffffffff,%eax - 0x0000152016b4f05d <+77>: je 0x152016b4f118 <do_clone+264> ----Type <return> to continue, or q <return> to quit---q -Quit -(gdb) p rc -$1 = 223935 -(gdb) i r rax -rax 0x36abf 223935 -(gdb) i r eax -eax 0x0 0 -(gdb) l -72 atomic_increment (&__nptl_nthreads); -73 -74 int rc = ARCH_CLONE (fct, STACK_VARIABLES_ARGS, clone_flags, -75 pd, &pd->tid, TLS_VALUE, &pd->tid); -76 -77 if (__builtin_expect (rc == -1, 0)) -78 { -79 atomic_decrement (&__nptl_nthreads); /* Oops, we lied for a second. */ -80 -81 /* Perhaps a thread wants to change the IDs and if waiting -(gdb) -```""" -reproduce = "n/a" -additional = """``` -# cat test.c -#include <stdlib.h> - -int main() { - int rc = test1(); - if(__builtin_expect (rc == -1, 0)) { - return rc; - } - - return 0; -} -# cat test_asm.s -global test1 -section .text -test1: - mov rax, 223935 - ret - -(gdb) disas main -Dump of assembler code for function main: - 0x00000000004004f6 <+0>: sub $0x8,%rsp - 0x00000000004004fa <+4>: mov $0x0,%eax - 0x00000000004004ff <+9>: callq 0x4004f0 <test1> - 0x0000000000400504 <+14>: cmp $0xffffffff,%eax - 0x0000000000400507 <+17>: sete %al - 0x000000000040050a <+20>: movzbl %al,%eax - 0x000000000040050d <+23>: neg %eax - 0x000000000040050f <+25>: add $0x8,%rsp - 0x0000000000400513 <+29>: retq -End of assembler dump. -... -# set breakpoint at 0x0000000000400504 -(gdb) i r eax -eax 0x36abf 223935 -(gdb) i r rax -rax 0x36abf 223935 -```""" |