Out of Memory Issue While Running QTimer with my application.

I am running QTimer in my application with an interval of 100ms Frequently I am getting Out of Memory error, even if small piece of code is executing on timer loop.

Please find the error message for your reference and kindly help us out to solve this issue.

PortableTester invoked oom-killer: gfp_mask=0x201da, order=0, oomkilladj=0
[] (unwind_backtrace+0x0/0xd8) from [] (T.285+0x58/0x1b4)
[] (T.285+0x58/0x1b4) from [] (__out_of_memory+0x158/0x17c)
[] (__out_of_memory+0x158/0x17c) from [] (out_of_memory+0x64/0x98)
[] (out_of_memory+0x64/0x98) from [] (__alloc_pages_nodemask+0x458/0x554
[] (__alloc_pages_nodemask+0x458/0x554) from [] (__do_page_cache_readahe
[] (__do_page_cache_readahead+0x9c/0x1e0) from [] (ra_submit+0x20/0x24)
[] (ra_submit+0x20/0x24) from [] (filemap_fault+0x1a4/0x374)
[] (filemap_fault+0x1a4/0x374) from [] (__do_fault+0x50/0x3b0)
[] (__do_fault+0x50/0x3b0) from [] (handle_mm_fault+0x240/0x96c)
[] (handle_mm_fault+0x240/0x96c) from [] (do_page_fault+0xe4/0x24c)
[] (do_page_fault+0xe4/0x24c) from [] (ret_from_exception+0x0/0x10)
DMA per-cpu:
CPU 0: hi: 18, btch: 3 usd: 15
Normal per-cpu:
CPU 0: hi: 90, btch: 15 usd: 87
Active_anon:64985 active_file:0 inactive_anon:19168
inactive_file:28 unevictable:0 dirty:0 writeback:0 unstable:0
free:23066 slab:527 mapped:29 pagetables:214 bounce:0
DMA free:89796kB min:588kB low:732kB high:880kB active_anon:0kB inactive_anon:0kB active_fil
e:0kB inactive_file:0kB unevictable:0kB present:97536kB pages_scanned:0 all_unreclaimable? y
lowmem_reserve[]: 0 85344 85344
Normal free:2468kB min:2056kB low:2568kB high:3084kB active_anon:259940kB inactive_anon:7667
2kB active_file:0kB inactive_file:112kB unevictable:0kB present:341376kB pages_scanned:28 al
l_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA: 54kB 48kB 516kB 432kB 164kB 1128kB 1256kB 0512kB 11024kB 12048kB 14096kB 28
192kB 416384kB = 89796kB
Normal: 99
4kB 78kB 016kB 132kB 164kB 1128kB 1256kB 1512kB 11024kB 02048kB 04096kB
08192kB 016384kB = 2468kB
39 total pagecache pages
110592 pages of RAM
23228 free pages
2113 reserved pages
405 slab pages
29 pages shared
0 pages swap cached
Out of memory: kill process 604 (sh) score 2974 or a child
Killed process 609 (PortableTester)