diff options
Diffstat (limited to 'results/classifier/zero-shot/118/none/841')
| -rw-r--r-- | results/classifier/zero-shot/118/none/841 | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/results/classifier/zero-shot/118/none/841 b/results/classifier/zero-shot/118/none/841 new file mode 100644 index 000000000..ef52555a5 --- /dev/null +++ b/results/classifier/zero-shot/118/none/841 @@ -0,0 +1,108 @@ +user-level: 0.787 +register: 0.755 +risc-v: 0.731 +graphic: 0.702 +device: 0.693 +debug: 0.688 +architecture: 0.685 +TCG: 0.680 +mistranslation: 0.660 +KVM: 0.643 +arm: 0.627 +permissions: 0.618 +VMM: 0.611 +performance: 0.603 +PID: 0.597 +virtual: 0.597 +x86: 0.587 +semantic: 0.586 +network: 0.582 +files: 0.580 +ppc: 0.575 +hypervisor: 0.571 +vnc: 0.571 +kernel: 0.556 +assembly: 0.551 +socket: 0.543 +peripherals: 0.535 +boot: 0.533 +i386: 0.441 + +SIGSEGV in memcpy in v9fs_co_readdir_many +Description of problem: +When running btrfs tests in vm (using `virtme`-like setup with 9pfs) occasionally qemu crashes with (`coredumpctl info` output): +``` +... +Message: Process 1764494 (qemu-system-x86) of user 502 dumped core. +Stack trace of thread 1764817: + #0 0x00005555559ebeed v9fs_co_readdir_many (/usr/bin/qemu-system-x86_64 + 0x497eed) + #1 0x00005555559ec2e9 v9fs_readdir (/usr/bin/qemu-system-x86_64 + 0x4982e9) + #2 0x0000555555eb7983 coroutine_trampoline (/usr/bin/qemu-system-x86_64 + 0x963983) + #3 0x00007ffff73e0be0 n/a (n/a + 0x0) +``` +Additional information: +coredumpctl debug: +``` +Failed to read a valid object file image from memory. +Core was generated by `qemu-system-x86_64 -enable-kvm -m 40270M -smp cores=20 -nodefaults -nographic -'. +Program terminated with signal SIGSEGV, Segmentation fault. +#0 0x00005555559ebeed in memcpy (__len=<optimized out>, __src=<optimized out>, __dest=<optimized out>, __dest=<optimized out>, __src=<optimized out>, + __len=<optimized out>) at /usr/include/bits/string_fortified.h:29 +29 return __builtin___memcpy_chk (__dest, __src, __len, +[Current thread is 1 (LWP 1764817)] +(gdb) list ../hw/9pfs/codir.c:147 +142 *entries = e = g_malloc0(sizeof(V9fsDirEnt)); +143 } else { +144 e = e->next = g_malloc0(sizeof(V9fsDirEnt)); +145 } +146 e->dent = g_malloc0(sizeof(struct dirent)); +147 memcpy(e->dent, dent, sizeof(struct dirent)); +148 +149 /* perform a full stat() for directory entry if requested by caller */ +150 if (dostat) { +151 err = s->ops->name_to_path( +(gdb) bt +#0 0x00005555559ebeed in memcpy (__len=<optimized out>, __src=<optimized out>, __dest=<optimized out>, __dest=<optimized out>, __src=<optimized out>, + __len=<optimized out>) at /usr/include/bits/string_fortified.h:29 +#1 do_readdir_many (dostat=<optimized out>, maxsize=<optimized out>, offset=<optimized out>, entries=<optimized out>, fidp=<optimized out>, + pdu=0x555557353500) at ../hw/9pfs/codir.c:147 +#2 v9fs_co_readdir_many (pdu=pdu@entry=0x555557353500, fidp=fidp@entry=0x555556cdd280, entries=entries@entry=0x7ff5bf7f7f58, offset=<optimized out>, + maxsize=<optimized out>, dostat=<optimized out>) at ../hw/9pfs/codir.c:226 +#3 0x00005555559ec2e9 in v9fs_do_readdir (max_count=<optimized out>, offset=<optimized out>, fidp=0x555556cdd280, pdu=0x555557353500) at ../hw/9pfs/9p.c:2430 +#4 v9fs_readdir (opaque=0x555557353500) at ../hw/9pfs/9p.c:2543 +#5 0x0000555555eb7983 in coroutine_trampoline (i0=<optimized out>, i1=<optimized out>) at ../util/coroutine-ucontext.c:173 +#6 0x00007ffff73e0be0 in ?? () +#7 0x00007fffffffd480 in ?? () +#8 0x0000000000000000 in ?? () +(gdb) x/11i 0x00005555559ebeed - 27 + 0x5555559ebed2 <v9fs_co_readdir_many+530>: call 0x555555928480 <g_malloc0@plt> + 0x5555559ebed7 <v9fs_co_readdir_many+535>: mov %rbp,%rsi + 0x5555559ebeda <v9fs_co_readdir_many+538>: mov %rax,(%r12) + 0x5555559ebede <v9fs_co_readdir_many+542>: mov 0x0(%rbp),%rdx + 0x5555559ebee2 <v9fs_co_readdir_many+546>: lea 0x8(%rax),%rdi + 0x5555559ebee6 <v9fs_co_readdir_many+550>: and $0xfffffffffffffff8,%rdi + 0x5555559ebeea <v9fs_co_readdir_many+554>: mov %rdx,(%rax) +=> 0x5555559ebeed <v9fs_co_readdir_many+557>: mov 0x110(%rbp),%rdx + 0x5555559ebef4 <v9fs_co_readdir_many+564>: mov %rdx,0x110(%rax) + 0x5555559ebefb <v9fs_co_readdir_many+571>: sub %rdi,%rax + 0x5555559ebefe <v9fs_co_readdir_many+574>: sub %rax,%rsi +(gdb) i r rdx rax rip +rdx 0x29287d 2697341 +rax 0x7ff4bc12ccf0 140689104096496 +rip 0x5555559ebeed 0x5555559ebeed <v9fs_co_readdir_many+557> +(gdb) x/11x 0x7ff4bc12ccf0 +0x7ff4bc12ccf0: 0x0029287d 0x00000000 0x00000000 0x00000000 +0x7ff4bc12cd00: 0x00000000 0x00000000 0x00000000 0x00000000 +0x7ff4bc12cd10: 0x00000000 0x00000000 0x00000000 +(gdb) frame 1 +#1 do_readdir_many (dostat=<optimized out>, maxsize=<optimized out>, offset=<optimized out>, entries=<optimized out>, fidp=<optimized out>, + pdu=0x555557353500) at ../hw/9pfs/codir.c:147 +147 memcpy(e->dent, dent, sizeof(struct dirent)); +(gdb) p e +$3 = (struct V9fsDirEnt *) 0x7ff4bc12caa0 +(gdb) p e->dent +$4 = (struct dirent *) 0x7ff4bc12ccf0 +(gdb) p dent +$5 = (struct dirent *) 0x7ff4ec04cef0 + +``` |