| #ifndef _LINUX_POISON_H |
| #define _LINUX_POISON_H |
| |
| /********** include/linux/list.h **********/ |
| /* |
| * These are non-NULL pointers that will result in page faults |
| * under normal circumstances, used to verify that nobody uses |
| * non-initialized list entries. |
| */ |
| #define LIST_POISON1 ((void *) 0x00100100) |
| #define LIST_POISON2 ((void *) 0x00200200) |
| |
| /********** include/linux/timer.h **********/ |
| /* |
| * Magic number "tsta" to indicate a static timer initializer |
| * for the object debugging code. |
| */ |
| #define TIMER_ENTRY_STATIC ((void *) 0x74737461) |
| |
| /********** mm/debug-pagealloc.c **********/ |
| #define PAGE_POISON 0xaa |
| |
| /********** mm/slab.c **********/ |
| /* |
| * Magic nums for obj red zoning. |
| * Placed in the first word before and the first word after an obj. |
| */ |
| #define RED_INACTIVE 0x09F911029D74E35BULL /* when obj is inactive */ |
| #define RED_ACTIVE 0xD84156C5635688C0ULL /* when obj is active */ |
| |
| #define SLUB_RED_INACTIVE 0xbb |
| #define SLUB_RED_ACTIVE 0xcc |
| |
| /* ...and for poisoning */ |
| #define POISON_INUSE 0x5a /* for use-uninitialised poisoning */ |
| #define POISON_FREE 0x6b /* for use-after-free poisoning */ |
| #define POISON_END 0xa5 /* end-byte of poisoning */ |
| |
| /********** arch/$ARCH/mm/init.c **********/ |
| #define POISON_FREE_INITMEM 0xcc |
| |
| /********** arch/ia64/hp/common/sba_iommu.c **********/ |
| /* |
| * arch/ia64/hp/common/sba_iommu.c uses a 16-byte poison string with a |
| * value of "SBAIOMMU POISON\0" for spill-over poisoning. |
| */ |
| |
| /********** fs/jbd/journal.c **********/ |
| #define JBD_POISON_FREE 0x5b |
| #define JBD2_POISON_FREE 0x5c |
| |
| /********** drivers/base/dmapool.c **********/ |
| #define POOL_POISON_FREED 0xa7 /* !inuse */ |
| #define POOL_POISON_ALLOCATED 0xa9 /* !initted */ |
| |
| /********** drivers/atm/ **********/ |
| #define ATM_POISON_FREE 0x12 |
| #define ATM_POISON 0xdeadbeef |
| |
| /********** net/ **********/ |
| #define NEIGHBOR_DEAD 0xdeadbeef |
| #define NETFILTER_LINK_POISON 0xdead57ac |
| |
| /********** kernel/mutexes **********/ |
| #define MUTEX_DEBUG_INIT 0x11 |
| #define MUTEX_DEBUG_FREE 0x22 |
| |
| /********** lib/flex_array.c **********/ |
| #define FLEX_ARRAY_FREE 0x6c /* for use-after-free poisoning */ |
| |
| /********** security/ **********/ |
| #define KEY_DESTROY 0xbd |
| |
| /********** sound/oss/ **********/ |
| #define OSS_POISON_FREE 0xAB |
| |
| #endif |