[Pkg-clamav-devel] Bug#773318: clamav dies/hangs

[James Cloos]

>>> After removing the clamav-unofficial-sigs cron job, last night clamd
>>> got stuck using all cpu.  (800% on the 8-node box.)

I should add that the looping occurred quickly there after.

Even w/ the milter not called, one of the MXs has one clamd thread
consuming 100% cpu right now.  gdb says:

#0  0x00007fd0b4791ed0 in ?? () from /usr/lib/x86_64-linux-gnu/libmspack.so.0
#1  0x00007fd0b47863ea in ?? () from /usr/lib/x86_64-linux-gnu/libmspack.so.0
#2  0x00007fd0b55c1e26 in cli_scanmscab (ctx=0x7fd096dfb6b0, sfx_offset=256) at libmspack.c:384
#3  0x00007fd0b5597aa0 in magic_scandesc (ctx=0x7fd096dfb6b0, type=CL_TYPE_ANY)
    at scanners.c:2703
#4  0x00007fd0b5598059 in cli_base_scandesc (desc=12, ctx=0x7fd096dfb6b0, type=CL_TYPE_ANY)
    at scanners.c:3051
#5  0x00007fd0b559bf33 in fileblobScan (fb=0x7fd088003910) at blob.c:641
#6  0x00007fd0b559c01d in fileblobScanAndDestroy (fb=fb at entry=0x7fd088003910) at blob.c:399
#7  0x00007fd0b55a08db in do_multipart (mainMessage=0x0, messages=<optimized out>, 
    i=<optimized out>, rc=0x7fd096dfa35c, mctx=0x7fd096dfa420, messageIn=<optimized out>, 
    tptr=0x7fd096dfa360, recursion_level=0) at mbox.c:3712
#8  0x00007fd0b55a0019 in parseEmailBody (messageIn=0x7fd095df4000, 
    messageIn at entry=0x7fd088004940, textIn=0x100, textIn at entry=0x0, mctx=0x7fd0880047b1, 
    recursion_level=32512, recursion_level at entry=0) at mbox.c:1533
#9  0x00007fd0b55a1232 in cli_parse_mbox (
    dir=dir at entry=0x7fd088000e50 "/tmp/clamav-4b94ddbad0a132b5af6d2f6db3a76e40.tmp", 
    ctx=ctx at entry=0x7fd096dfb6b0) at mbox.c:508
#10 0x00007fd0b55a1b1a in cli_mbox (
    dir=dir at entry=0x7fd088000e50 "/tmp/clamav-4b94ddbad0a132b5af6d2f6db3a76e40.tmp", 
    ctx=ctx at entry=0x7fd096dfb6b0) at mbox.c:309
#11 0x00007fd0b5579218 in cli_scanmail (ctx=0x7fd096dfb6b0) at scanners.c:1702
.
.
.


-JimC
-- 
James Cloos <cloos at jhcloos.com>         OpenPGP: 0x997A9F17ED7DAEA6