On Tue, Jan 15, 2013 at 1:18 AM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote: > On Tue, Jan 15, 2013 at 12:44 AM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote: >> On Mon, Jan 14, 2013 at 10:29 PM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote: >>> Hi, >>> >>> this patch is for Linux-Next - more exactly next-20130114. >>> Can you please enhance the subject-line of your patch next time. >>> >>> Your patch fixes the issue I have reported a few hours ago in [1]. >>> >>> [ TESTCASE ] >>> >>> "madvise02" from Linux Test Project (LTP) see [2] >>> >>> $ cd /opt/ltp/testcases/bin/ >>> >>> $ sudo ./madvise02 >>> [ OUTPUT ] >>> madvise02 1 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): >>> Invalid argument >>> madvise02 2 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): >>> Invalid argument >>> madvise02 3 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): >>> Invalid argument >>> madvise02 4 TPASS : failed as expected: TEST_ERRNO=ENOMEM(12): >>> Cannot allocate memory >>> madvise02 5 TFAIL : madvise succeeded unexpectedly >>> >>> [ /TESTCASE ] >>> >>> Please feel free and add a... >>> >>> Tested-by: Sedat Dilek <sedat.dilek@xxxxxxxxx> >>> >>> Thanks! >>> >>> Regards, >>> - Sedat - >>> >>> [1] http://marc.info/?l=linux-mm&m=135818843710244&w=2 >>> [2] http://sourceforge.net/projects/ltp/ >> >> You happen to know how I get more verbose-debug outputs? >> >> You have... >> >> [ 57.320031] kernel BUG at block/blk-core.c:2981! >> [ 57.320031] invalid opcode: 0000 [#3] PREEMPT SMP DEBUG_PAGEALLOC >> >> Me has... >> >> [ 1263.965989] Kernel BUG at ffffffff81328b2b [verbose debug info unavailable] >> [ 1263.966022] invalid opcode: 0000 [#1] SMP >> >> CONFIG_DEBUG_PAGEALLOC=y ? >> >> Block-specific debug settings? >> >> $ egrep -i 'block|blk' .config | egrep -i 'debug|dbg' >> # CONFIG_DEBUG_BLK_CGROUP is not set >> # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set >> > > Hmm, DEBUG_PAGEALLOC=y did not help. > > Maybe this one... > > $ grep DEBUG_BUGVERBOSE .config > # CONFIG_DEBUG_BUGVERBOSE is not set > CONFIG_DEBUG_BUGVERBOSE=y is what I was searching for! ( Sorry for fludding the MLs. ) - Sedat - > - Sedat - > >> - Sedat -
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