Bug#848881: [gpart] Floating point exception when scanning

[Ingo Juergensmann]

Package: gpart
Version: 1:0.3-3
Severity: grave

--- Please enter the report below this line. ---
Hi!

When trying to examine a volume on LVM, I get a floating point exception
quite instantly:


# strace -f gpart -f /dev/lv/Elite3
execve("/usr/sbin/gpart", ["gpart", "-f", "/dev/lv/Elite3"], [/* 59 vars
*/]) = 0


brk(NULL)                               = 0x5564d0c19000



access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
directory)


mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
0) = 0x7f959d326000


access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or
directory)


open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3



fstat(3, {st_mode=S_IFREG|0644, st_size=238540, ...}) = 0



mmap(NULL, 238540, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f959d2eb000



close(3)                                = 0



access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
directory)


open("/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3



read(3,
"\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320\3\2\0\0\0\0\0"...,
832) = 832


fstat(3, {st_mode=S_IFREG|0755, st_size=1685264, ...}) = 0



mmap(NULL, 3791264, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
0) = 0x7f959cd69000


mprotect(0x7f959cefe000, 2093056, PROT_NONE) = 0



mmap(0x7f959d0fd000, 24576, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x194000) = 0x7f959d0fd000


mmap(0x7f959d103000, 14752, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f959d103000


close(3)                                = 0



mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
= 0x7f959d2e9000


arch_prctl(ARCH_SET_FS, 0x7f959d2e9700) = 0



mprotect(0x7f959d0fd000, 16384, PROT_READ) = 0



mprotect(0x5564d0783000, 4096, PROT_READ) = 0



mprotect(0x7f959d329000, 4096, PROT_READ) = 0



munmap(0x7f959d2eb000, 238540)          = 0



brk(NULL)                               = 0x5564d0c19000



brk(0x5564d0c3a000)                     = 0x5564d0c3a000



sync()                                  = 0



open("/dev/lv/Elite3", O_RDONLY)        = 3



lseek(3, 0, SEEK_SET)                   = 0



read(3,
"\16\32R\275\217x\235v\376\377#\0\6/\0\177\377\377DDDE\35\360IHII\33\364GH"...,
512) = 512


lseek(3, 0, SEEK_SET)                   = 0



read(3,
"\16\32R\275\217x\235v\376\377#\0\6/\0\177\377\377DDDE\35\360IHII\33\364GH"...,
512) = 512


stat("/dev/lv/Elite3", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 16),
...}) = 0


ioctl(3, HDIO_GETGEO, {heads=0, sectors=0, cylinders=0, start=0}) = 0



ioctl(3, BLKGETSIZE, [8388608])         = 0



--- SIGFPE {si_signo=SIGFPE, si_code=FPE_INTDIV, si_addr=0x5564d057d5f0}
---


+++ killed by SIGFPE +++



Gleitkomma-Ausnahme



--- System information. ---
Architecture: Kernel:       Linux 4.8.0-2-amd64

Debian Release: stretch/sid
  500 unstable        www.deb-multimedia.org   500 unstable
ftp.de.debian.org   500 unstable        download.jitsi.org
--- Package information. ---
Depends      (Version) | Installed
======================-+-===========
libc6         (>= 2.4) |

Package's Recommends field is empty.

Package's Suggests field is empty.




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