Hi again,

Seems the problematic entry had a negative QUAL (-2147480064), which looks very suspicious. Need to go upstream and look for the source of that.

I have no idea why negative QUAL causes a segfault and whether it would make sense with a more gracious exit. I have attached the problematic entry, if you are want to test further.

Cheers,
Peter

On 05/27/2016 01:55 PM, Peter Johansson wrote:
Hi,

I get a segfault when I run 'bcftools stats'. Not sure if it's a bug or
incorrect input data. This is with bcftools 1.3.1 with htslib 1.3.1

The command is:

bcftools stats  --fasta-ref /usr/local/share/genomes/human_g1k_v37.fasta
KI006.anno.vcf.gz


I get the backtrace below:

Program received signal SIGSEGV, Segmentation fault.
#0  0x00000000004109cc in do_indel_stats (reader=0x742a40, reader=0x742a40,
      stats=0x711010, args=0x711010) at vcfstats.c:625
#1  do_vcf_stats (args=0x711010) at vcfstats.c:1067
#2  main_vcfstats (argc=<optimized out>, argv=<optimized out>)
      at vcfstats.c:1583
#3  0x00007ffff7103b15 in __libc_start_main () from /lib64/libc.so.6
#4  0x000000000040ce81 in _start ()

Any idea how to track down the problem is welcome.

Thanks,
Peter

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GL000220.1	119477	.	TTCTTTC	T	-2.14748e+09	PASS	INDEL;AnnoRegion=intergenic;AnnoGene=NONE:NONE	GT:PL:DP:AD	0/0:.,.,.:76:0,25,12,3,3,1,1,2,7,4,2,7,3,1,2,1,1,1	0/0:.,.,.:86:1,23,14,2,1,2,0,0,15,16,4,2,4,0,0,0,1,1
------------------------------------------------------------------------------
What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
patterns at an interface-level. Reveals which users, apps, and protocols are 
consuming the most bandwidth. Provides multi-vendor support for NetFlow, 
J-Flow, sFlow and other flows. Make informed decisions using capacity 
planning reports. https://ad.doubleclick.net/ddm/clk/305295220;132659582;e
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