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eXtremal-ik7 / pool_frontend_zcash

ZCash mining pool/solo mining suite
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crash on ubuntu 16.04 #39

Open xuraymond opened 7 years ago

xuraymond commented 7 years ago

segmentation fault when zcashd syncs blockchain. Patched with pool.diff, on Ubuntu 16.04.

Thread 23 "zcashd" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffbeffd700 (LWP 4763)] __memset_sse2 () at ../sysdeps/x86_64/multiarch/../memset.S:93 93 ../sysdeps/x86_64/multiarch/../memset.S: No such file or directory. (gdb) bt

0 __memset_sse2 () at ../sysdeps/x86_64/multiarch/../memset.S:93

1 0x0000555555c3ca5c in opRingShift ()

2 0x0000555555c3d48d in processTimeoutQueue ()

3 0x0000555555c41596 in epollNextFinishedOperation ()

4 0x0000555555c3bcf5 in asyncLoop ()

5 0x0000555555c0cfd4 in poolRpcThread(void*) ()

6 0x00007ffff7bc16ba in start_thread (arg=0x7fffbeffd700) at pthread_create.c:333

7 0x00007ffff6a283dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

(gdb) info all-registers rax 0x7fffb4004868 140736213305448 rbx 0x0 0 rcx 0x7fffb4021000 140736213422080 rdx 0x7fffb4003a00 140736213301760 rsi 0x0 0 rdi 0x7fffb4004868 140736213305448 rbp 0x7fffbeffb160 0x7fffbeffb160 rsp 0x7fffbeffb118 0x7fffbeffb118 r8 0x7fffbeffaff0 140736397815792 r9 0x7fffbeffb000 140736397815808 r10 0xffffffff 4294967295 r11 0x0 0 r12 0x0 0 r13 0x7fffffffbecf 140737488338639 r14 0x7fffbeffd9c0 140736397826496 r15 0x1 1 rip 0x7ffff69b02d0 0x7ffff69b02d0 <__memset_sse2+144> eflags 0x10287 [ CF PF SF IF RF ]

gdb disas: 0x00007ffff69b02ad <memset_sse2+109>: movdqu %xmm0,0x20(%rdi) 0x00007ffff69b02b2 <__memset_sse2+114>: movdqu %xmm0,-0x30(%rdi,%rdx,1) 0x00007ffff69b02b8 <memset_sse2+120>: movdqu %xmm0,0x30(%rdi) 0x00007ffff69b02bd <memset_sse2+125>: movdqu %xmm0,-0x40(%rdi,%rdx,1) 0x00007ffff69b02c3 <__memset_sse2+131>: add %rdi,%rdx 0x00007ffff69b02c6 <memset_sse2+134>: and $0xffffffffffffffc0,%rdx 0x00007ffff69b02ca <memset_sse2+138>: cmp %rdx,%rcx 0x00007ffff69b02cd <__memset_sse2+141>: je 0x7ffff69b0274 <memset_sse2+52> 0x00007ffff69b02cf <memset_sse2+143>: nop => 0x00007ffff69b02d0 <__memset_sse2+144>: movdqa %xmm0,(%rcx) 0x00007ffff69b02d4 <memset_sse2+148>: movdqa %xmm0,0x10(%rcx) 0x00007ffff69b02d9 <__memset_sse2+153>: movdqa %xmm0,0x20(%rcx) 0x00007ffff69b02de <__memset_sse2+158>: movdqa %xmm0,0x30(%rcx)

zcash always crashes at the same location and stack trace (see above) after having run for several minutes to several hours.

eXtremal-ik7 commented 7 years ago

Sorry, for long time answer. Have you core dump for crashed zcashd ?