On Wed, Jan 22, 2014 at 01:27:30AM -0500, Dave Jones wrote:
> Jan,
>
> since yesterdays changes, on boot I see a flood of messages from slub debug
> during boot..
>
> =============================================================================
> BUG fanotify_event_info (Not tainted): Poison overwritten
> -----------------------------------------------------------------------------
>
> Disabling lock debugging due to kernel taint
> INFO: 0xffff880247e45bc8-0xffff880247e45bcb. First byte 0x0 instead of 0x6b
> INFO: Allocated in fanotify_handle_event+0x136/0x390 age=0 cpu=0 pid=293
> __slab_alloc+0x456/0x565
> kmem_cache_alloc+0x1fe/0x260
> fanotify_handle_event+0x136/0x390
> send_to_group+0xd3/0x1c0
> fsnotify+0x1c8/0x340
> open_exec+0xe2/0x120
> load_elf_binary+0x7b7/0x18e0
> search_binary_handler+0x94/0x1b0
> do_execve_common.isra.26+0x5d7/0x7d0
> SyS_execve+0x36/0x50
> stub_execve+0x69/0xa0
> INFO: Freed in fanotify_free_event+0x2e/0x40 age=0 cpu=3 pid=290
> __slab_free+0x4a/0x382
> kmem_cache_free+0x1c9/0x210
> fanotify_free_event+0x2e/0x40
> fsnotify_destroy_event+0x21/0x30
> fanotify_read+0x39e/0x5e0
> vfs_read+0x9b/0x160
> SyS_read+0x58/0xb0
> tracesys+0xdd/0xe2
> INFO: Slab 0xffffea00091f9100 objects=20 used=20 fp=0x (null)
> flags=0x20000000004080
Reverting 7053aee26a3548ebaba046ae2e52396ccf56ac6c makes this go away.
Dave
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