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Message-ID: <87ege74bom.fsf@yhuang-dev.intel.com>
Date: Mon, 28 Dec 2015 09:14:01 +0800
From: kernel test robot <ying.huang@...ux.intel.com>
TO: Al Viro <viro@...iv.linux.org.uk>
CC: LKML <linux-kernel@...r.kernel.org>
Subject: [lkp] [kernel/*] c7af9d5728: BUG kmalloc-16 (Not tainted): Invalid
object pointer 0xd5c76188
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git work.misc
commit c7af9d5728bed29ef614324e67e066896d087c8f ("kernel/*: switch to memdup_user_nul()")
[ 5.642811] init: Failed to create pty - disabling logging for job
[ 5.644294] init: Temporary process spawn error: No such file or directory
[ 5.647068] =============================================================================
[ 5.648682] BUG kmalloc-16 (Not tainted): Invalid object pointer 0xd5c76188
[ 5.650210] -----------------------------------------------------------------------------
[ 5.650210]
[ 5.652968] INFO: Slab 0xd4dd9270 objects=21 used=16 fp=0xd5c763c0 flags=0x40000081
[ 5.661970] init: Failed to create pty - disabling logging for job
[ 5.672197] init: Failed to create pty - disabling logging for job
[ 5.676338] FIX kmalloc-16: Object at 0xd5c76188 not freed
[ 5.682358] init: Failed to create pty - disabling logging for job
[ 5.689500] init: Failed to create pty - disabling logging for job
[ 5.691245] =============================================================================
[ 5.692985] BUG kmalloc-8 (Tainted: G B ): Invalid object pointer 0xd6331daa
[ 5.694699] -----------------------------------------------------------------------------
[ 5.694699]
[ 5.697562] INFO: Slab 0xd4de9fa8 objects=22 used=21 fp=0xd6331228 flags=0x40000081
[ 5.716715] init: Failed to create pty - disabling logging for job
[ 5.724667] init: Failed to create pty - disabling logging for job
[ 5.729182] FIX kmalloc-8: Object at 0xd6331daa not freed
[ 5.735529] =============================================================================
[ 5.737191] BUG kmalloc-8 (Tainted: G B ): Invalid object pointer 0xd5c6622a
[ 5.738862] -----------------------------------------------------------------------------
[ 5.738862]
[ 5.741627] INFO: Slab 0xd4dd8ff0 objects=22 used=21 fp=0xd5c66da8 flags=0x40000081
[ 5.751525] FIX kmalloc-8: Object at 0xd5c6622a not freed
[ 5.753196] =============================================================================
[ 5.754916] BUG kmalloc-8 (Tainted: G B ): Invalid object pointer 0xd5c3cace
[ 5.756615] -----------------------------------------------------------------------------
[ 5.756615]
[ 5.759498] INFO: Slab 0xd4dd8960 objects=22 used=22 fp=0x (null) flags=0x40000081
[ 5.787040] FIX kmalloc-8: Object at 0xd5c3cace not freed
[ 5.899620] init: Failed to create pty - disabling logging for job
[ 5.902464] init: Failed to create pty - disabling logging for job
Thanks,
Kernel Test Robot
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