[GRASS-dev] v.digit crash

Markus Neteler neteler at itc.it
Wed May 2 14:51:32 EDT 2007


HI,

I managed to crash the new v.digit by editing the "streams"
map of the new NC dataset. I tried to insert a new point
(outlet), then

g.copy vect=streams,mystreams
v.digit mystreams
X Error of failed request:  BadAlloc (insufficient resources for operation)
  Major opcode of failed request:  53 (X_CreatePixmap)
  Serial number of failed request:  4353
  Current serial number in output stream:  4361


strace v.digit mystreams
....
write(8, "\3\30\2\0\313\0\0\4\16\0\2\0\313\0\0\4", 16) = 16
read(8, "\1\0\375\t\3\0\0\0!\0\0\0\1\0\1\1\377\377\377\377\0\0\0"..., 32) = 32
read(8, "\177\200\301\0\177\200\301\0\0\0\37\10", 12) = 12
read(8, "\1\30\376\t\0\0\0\0\242\0\0\0\4\0C\1a\256\26\0\0\0\0\0"..., 32) = 32
write(8, "\10\30\2\0\313\0\0\4>\0\7\0\303\0\0\4\277\0\0\4\177\0\0"..., 188) = 188
write(7, "\0", 1)                       = 1
futex(0x83b93e8, FUTEX_WAKE, 1)         = 1
futex(0x8705388, FUTEX_WAKE, 1)         = 1
futex(0x870538c, FUTEX_WAIT, 471, NULL) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x83b93e8, FUTEX_WAKE, 1)         = 0
gettimeofday({1178131672, 506046}, {4294967176, 0}) = 0
ioctl(8, FIONREAD, [64])                = 0
read(8, "\17\360\377\t\313\0\0\4\1\2\0\0\337\2\0\0\377\177\0\0\223"..., 64) = 64
write(7, "\0", 1)                       = 1
futex(0x83b93e8, FUTEX_WAKE, 1)         = 1
futex(0x8705388, FUTEX_WAKE, 1)         = 1
futex(0x870538c, FUTEX_WAIT, 473, NULL) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x83b93e8, FUTEX_WAKE, 1)         = 0
gettimeofday({1178131672, 507598}, {4294967176, 0}) = 0
write(8, "5\30\4\0\303\0\0\4\275\0\0\4\21\0\340\1F\0\5\0\303\0\0"..., 1424) = 1424
write(7, "\0", 1)                       = 1
futex(0x83b93e8, FUTEX_WAKE, 1)         = 1
futex(0x8705388, FUTEX_WAKE, 1)         = 1
futex(0x870538c, FUTEX_WAIT, 475, NULL) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x83b93e8, FUTEX_WAKE, 1)         = 0
gettimeofday({1178131672, 509871}, {4294967176, 0}) = 0
ioctl(8, FIONREAD, [288])               = 0
read(8, "\0\v;\n\303\0\0\4\0\0005\0\0\0\0\0\20\0\0\0\235q\t\10\0"..., 288) = 288
open("/usr/share/X11/XErrorDB", O_RDONLY) = 9
fstat64(9, {st_mode=S_IFREG|0644, st_size=37949, ...}) = 0
read(9, "! $Xorg: XErrorDB,v 1.3 2000/08/"..., 37949) = 37949
close(9)                                = 0
brk(0xbf45000)                          = 0xbf45000
write(2, "X Error of failed request:  BadA"..., 78X Error of failed request:  BadAlloc (insufficient resources for operation)
  ) = 78
write(2, "Major opcode of failed request: "..., 35Major opcode of failed request:  53) = 35
write(2, " (X_CreatePixmap)\n", 18 (X_CreatePixmap)
)     = 18
write(2, "  ", 2  )                       = 2
write(2, "Serial number of failed request:"..., 38Serial number of failed request:  2619) = 38
write(2, "\n  ", 3
  )                     = 3
write(2, "Current serial number in output "..., 45Current serial number in output stream:  2627) = 45
write(2, "\n", 1
)                       = 1
exit_group(1)                           = ?
Process 26510 detached


I see that it tried to open the database table form then zap.

v.db.connect -p mystreams
Vector map <mystreams> is connected by:
layer <1> table <mystreams> in database </home/neteler/grassdata/nc_spm_04/sqlite/sqlite.db> through driver <sqlite> with key <cat>

Please suggest how to debug this one.

Markus




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