Re: selftests: Linux Kernel Dump Test Module output

[Kees Cook]

On Mon, Feb 17, 2020 at 03:36:59PM +0000, Cristian Marussi wrote:
> n 17/02/2020 11:09, Naresh Kamboju wrote:
> > The selftest lkdtm test failed on x86_64 and arm64.
> > am I missing any pre-requisite?
> > 
> > Boot log:
> > [    3.297812] lkdtm: No crash points registered, enable through debugfs
> > 
> 
> from your logs I cannot deduce anything useful, but in our CI I've got similar issues
> since the 10/12th of Feb...
> 
> TAP version 13
> 1..71
> # selftests: lkdtm: PANIC.sh
> # Cannot find /sys/kernel/debug/provoke-crash/DIRECT (missing CONFIG_LKDTM?)
> not ok 1 selftests: lkdtm: PANIC.sh # SKIP
> # selftests: lkdtm: BUG.sh
> # Cannot find /sys/kernel/debug/provoke-crash/DIRECT (missing CONFIG_LKDTM?)
> 
> so I suppose this and a bunch of other (probably new) tests are simply
> missing a bit of CONFIGs... (but I have still to look into this properly)
> (not sure if this also is your case either...)

Did you solve this with loading lkdtm?

-Kees

> 
> Regards
> 
> Cristian
> 
> 
> 
> > Test output log,
> > --------------------
> > # selftests lkdtm PANIC.sh
> > lkdtm: PANIC.sh_ #
> > # Skipping PANIC crashes entire system
> > PANIC: crashes_entire #
> > [SKIP] 1 selftests lkdtm PANIC.sh # SKIP
> > selftests: lkdtm_PANIC.sh [SKIP]
> > # selftests lkdtm BUG.sh
> > lkdtm: BUG.sh_ #
> > # BUG missing 'kernel BUG at' [FAIL]
> > missing: 'kernel_BUG #
> > [FAIL] 2 selftests lkdtm BUG.sh # exit=1
> > selftests: lkdtm_BUG.sh [FAIL]
> > # selftests lkdtm WARNING.sh
> > lkdtm: WARNING.sh_ #
> > # WARNING missing 'WARNING' [FAIL]
> > missing: 'WARNING'_[FAIL] #
> > [FAIL] 3 selftests lkdtm WARNING.sh # exit=1
> > selftests: lkdtm_WARNING.sh [FAIL]
> > # selftests lkdtm WARNING_MESSAGE.sh
> > lkdtm: WARNING_MESSAGE.sh_ #
> > # WARNING_MESSAGE missing 'message trigger' [FAIL]
> > missing: 'message_trigger' #
> > [FAIL] 4 selftests lkdtm WARNING_MESSAGE.sh # exit=1
> > selftests: lkdtm_WARNING_MESSAGE.sh [FAIL]
> > # selftests lkdtm EXCEPTION.sh
> > lkdtm: EXCEPTION.sh_ #
> > # EXCEPTION missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 5 selftests lkdtm EXCEPTION.sh # exit=1
> > selftests: lkdtm_EXCEPTION.sh [FAIL]
> > # selftests lkdtm LOOP.sh
> > lkdtm: LOOP.sh_ #
> > # Skipping LOOP Hangs the system
> > LOOP: Hangs_the #
> > [SKIP] 6 selftests lkdtm LOOP.sh # SKIP
> > selftests: lkdtm_LOOP.sh [SKIP]
> > # selftests lkdtm EXHAUST_STACK.sh
> > lkdtm: EXHAUST_STACK.sh_ #
> > # Skipping EXHAUST_STACK Corrupts memory on failure
> > EXHAUST_STACK: Corrupts_memory #
> > [SKIP] 7 selftests lkdtm EXHAUST_STACK.sh # SKIP
> > selftests: lkdtm_EXHAUST_STACK.sh [SKIP]
> > # selftests lkdtm CORRUPT_STACK.sh
> > lkdtm: CORRUPT_STACK.sh_ #
> > # Skipping CORRUPT_STACK Crashes entire system on success
> > CORRUPT_STACK: Crashes_entire #
> > [SKIP] 8 selftests lkdtm CORRUPT_STACK.sh # SKIP
> > selftests: lkdtm_CORRUPT_STACK.sh [SKIP]
> > # selftests lkdtm CORRUPT_STACK_STRONG.sh
> > lkdtm: CORRUPT_STACK_STRONG.sh_ #
> > # Skipping CORRUPT_STACK_STRONG Crashes entire system on success
> > CORRUPT_STACK_STRONG: Crashes_entire #
> > [SKIP] 9 selftests lkdtm CORRUPT_STACK_STRONG.sh # SKIP
> > selftests: lkdtm_CORRUPT_STACK_STRONG.sh [SKIP]
> > # selftests lkdtm CORRUPT_LIST_ADD.sh
> > lkdtm: CORRUPT_LIST_ADD.sh_ #
> > # CORRUPT_LIST_ADD missing 'list_add corruption' [FAIL]
> > missing: 'list_add_corruption' #
> > [FAIL] 10 selftests lkdtm CORRUPT_LIST_ADD.sh # exit=1
> > selftests: lkdtm_CORRUPT_LIST_ADD.sh [FAIL]
> > # selftests lkdtm CORRUPT_LIST_DEL.sh
> > lkdtm: CORRUPT_LIST_DEL.sh_ #
> > # CORRUPT_LIST_DEL missing 'list_del corruption' [FAIL]
> > missing: 'list_del_corruption' #
> > [FAIL] 11 selftests lkdtm CORRUPT_LIST_DEL.sh # exit=1
> > selftests: lkdtm_CORRUPT_LIST_DEL.sh [FAIL]
> > # selftests lkdtm CORRUPT_USER_DS.sh
> > lkdtm: CORRUPT_USER_DS.sh_ #
> > # CORRUPT_USER_DS missing 'Invalid address limit on user-mode return' [FAIL]
> > missing: 'Invalid_address #
> > [FAIL] 12 selftests lkdtm CORRUPT_USER_DS.sh # exit=1
> > selftests: lkdtm_CORRUPT_USER_DS.sh [FAIL]
> > # selftests lkdtm STACK_GUARD_PAGE_LEADING.sh
> > lkdtm: STACK_GUARD_PAGE_LEADING.sh_ #
> > # STACK_GUARD_PAGE_LEADING missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 13 selftests lkdtm STACK_GUARD_PAGE_LEADING.sh # exit=1
> > selftests: lkdtm_STACK_GUARD_PAGE_LEADING.sh [FAIL]
> > # selftests lkdtm STACK_GUARD_PAGE_TRAILING.sh
> > lkdtm: STACK_GUARD_PAGE_TRAILING.sh_ #
> > # STACK_GUARD_PAGE_TRAILING missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 14 selftests lkdtm STACK_GUARD_PAGE_TRAILING.sh # exit=1
> > selftests: lkdtm_STACK_GUARD_PAGE_TRAILING.sh [FAIL]
> > # selftests lkdtm UNSET_SMEP.sh
> > lkdtm: UNSET_SMEP.sh_ #
> > # UNSET_SMEP missing 'CR4 bits went missing' [FAIL]
> > missing: 'CR4_bits #
> > [FAIL] 15 selftests lkdtm UNSET_SMEP.sh # exit=1
> > selftests: lkdtm_UNSET_SMEP.sh [FAIL]
> > # selftests lkdtm DOUBLE_FAULT.sh
> > lkdtm: DOUBLE_FAULT.sh_ #
> > # Skipped test 'DOUBLE_FAULT' missing in /sys/kernel/debug/provoke-crash/DIRECT!
> > test: 'DOUBLE_FAULT'_missing #
> > [SKIP] 16 selftests lkdtm DOUBLE_FAULT.sh # SKIP
> > selftests: lkdtm_DOUBLE_FAULT.sh [SKIP]
> > # selftests lkdtm UNALIGNED_LOAD_STORE_WRITE.sh
> > lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh_ #
> > # UNALIGNED_LOAD_STORE_WRITE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 17 selftests lkdtm UNALIGNED_LOAD_STORE_WRITE.sh # exit=1
> > selftests: lkdtm_UNALIGNED_LOAD_STORE_WRITE.sh [FAIL]
> > # selftests lkdtm OVERWRITE_ALLOCATION.sh
> > lkdtm: OVERWRITE_ALLOCATION.sh_ #
> > # Skipping OVERWRITE_ALLOCATION Corrupts memory on failure
> > OVERWRITE_ALLOCATION: Corrupts_memory #
> > [SKIP] 18 selftests lkdtm OVERWRITE_ALLOCATION.sh # SKIP
> > selftests: lkdtm_OVERWRITE_ALLOCATION.sh [SKIP]
> > # selftests lkdtm WRITE_AFTER_FREE.sh
> > lkdtm: WRITE_AFTER_FREE.sh_ #
> > # Skipping WRITE_AFTER_FREE Corrupts memory on failure
> > WRITE_AFTER_FREE: Corrupts_memory #
> > [SKIP] 19 selftests lkdtm WRITE_AFTER_FREE.sh # SKIP
> > selftests: lkdtm_WRITE_AFTER_FREE.sh [SKIP]
> > # selftests lkdtm READ_AFTER_FREE.sh
> > lkdtm: READ_AFTER_FREE.sh_ #
> > # READ_AFTER_FREE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 20 selftests lkdtm READ_AFTER_FREE.sh # exit=1
> > selftests: lkdtm_READ_AFTER_FREE.sh [FAIL]
> > # selftests lkdtm WRITE_BUDDY_AFTER_FREE.sh
> > lkdtm: WRITE_BUDDY_AFTER_FREE.sh_ #
> > # Skipping WRITE_BUDDY_AFTER_FREE Corrupts memory on failure
> > WRITE_BUDDY_AFTER_FREE: Corrupts_memory #
> > [SKIP] 21 selftests lkdtm WRITE_BUDDY_AFTER_FREE.sh # SKIP
> > selftests: lkdtm_WRITE_BUDDY_AFTER_FREE.sh [SKIP]
> > # selftests lkdtm READ_BUDDY_AFTER_FREE.sh
> > lkdtm: READ_BUDDY_AFTER_FREE.sh_ #
> > # READ_BUDDY_AFTER_FREE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 22 selftests lkdtm READ_BUDDY_AFTER_FREE.sh # exit=1
> > selftests: lkdtm_READ_BUDDY_AFTER_FREE.sh [FAIL]
> > # selftests lkdtm SLAB_FREE_DOUBLE.sh
> > lkdtm: SLAB_FREE_DOUBLE.sh_ #
> > # SLAB_FREE_DOUBLE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 23 selftests lkdtm SLAB_FREE_DOUBLE.sh # exit=1
> > selftests: lkdtm_SLAB_FREE_DOUBLE.sh [FAIL]
> > # selftests lkdtm SLAB_FREE_CROSS.sh
> > lkdtm: SLAB_FREE_CROSS.sh_ #
> > # SLAB_FREE_CROSS missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 24 selftests lkdtm SLAB_FREE_CROSS.sh # exit=1
> > selftests: lkdtm_SLAB_FREE_CROSS.sh [FAIL]
> > # selftests lkdtm SLAB_FREE_PAGE.sh
> > lkdtm: SLAB_FREE_PAGE.sh_ #
> > # SLAB_FREE_PAGE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 25 selftests lkdtm SLAB_FREE_PAGE.sh # exit=1
> > selftests: lkdtm_SLAB_FREE_PAGE.sh [FAIL]
> > # selftests lkdtm SOFTLOCKUP.sh
> > lkdtm: SOFTLOCKUP.sh_ #
> > # Skipping SOFTLOCKUP Hangs the system
> > SOFTLOCKUP: Hangs_the #
> > [SKIP] 26 selftests lkdtm SOFTLOCKUP.sh # SKIP
> > selftests: lkdtm_SOFTLOCKUP.sh [SKIP]
> > # selftests lkdtm HARDLOCKUP.sh
> > lkdtm: HARDLOCKUP.sh_ #
> > # Skipping HARDLOCKUP Hangs the system
> > HARDLOCKUP: Hangs_the #
> > [SKIP] 27 selftests lkdtm HARDLOCKUP.sh # SKIP
> > selftests: lkdtm_HARDLOCKUP.sh [SKIP]
> > # selftests lkdtm SPINLOCKUP.sh
> > lkdtm: SPINLOCKUP.sh_ #
> > # Skipping SPINLOCKUP Hangs the system
> > SPINLOCKUP: Hangs_the #
> > [SKIP] 28 selftests lkdtm SPINLOCKUP.sh # SKIP
> > selftests: lkdtm_SPINLOCKUP.sh [SKIP]
> > # selftests lkdtm HUNG_TASK.sh
> > lkdtm: HUNG_TASK.sh_ #
> > # Skipping HUNG_TASK Hangs the system
> > HUNG_TASK: Hangs_the #
> > [SKIP] 29 selftests lkdtm HUNG_TASK.sh # SKIP
> > selftests: lkdtm_HUNG_TASK.sh [SKIP]
> > # selftests lkdtm EXEC_DATA.sh
> > lkdtm: EXEC_DATA.sh_ #
> > # EXEC_DATA missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 30 selftests lkdtm EXEC_DATA.sh # exit=1
> > selftests: lkdtm_EXEC_DATA.sh [FAIL]
> > # selftests lkdtm EXEC_STACK.sh
> > lkdtm: EXEC_STACK.sh_ #
> > # EXEC_STACK missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 31 selftests lkdtm EXEC_STACK.sh # exit=1
> > selftests: lkdtm_EXEC_STACK.sh [FAIL]
> > # selftests lkdtm EXEC_KMALLOC.sh
> > lkdtm: EXEC_KMALLOC.sh_ #
> > # EXEC_KMALLOC missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 32 selftests lkdtm EXEC_KMALLOC.sh # exit=1
> > selftests: lkdtm_EXEC_KMALLOC.sh [FAIL]
> > # selftests lkdtm EXEC_VMALLOC.sh
> > lkdtm: EXEC_VMALLOC.sh_ #
> > # EXEC_VMALLOC missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 33 selftests lkdtm EXEC_VMALLOC.sh # exit=1
> > selftests: lkdtm_EXEC_VMALLOC.sh [FAIL]
> > # selftests lkdtm EXEC_RODATA.sh
> > lkdtm: EXEC_RODATA.sh_ #
> > # EXEC_RODATA missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 34 selftests lkdtm EXEC_RODATA.sh # exit=1
> > selftests: lkdtm_EXEC_RODATA.sh [FAIL]
> > # selftests lkdtm EXEC_USERSPACE.sh
> > lkdtm: EXEC_USERSPACE.sh_ #
> > # EXEC_USERSPACE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 35 selftests lkdtm EXEC_USERSPACE.sh # exit=1
> > selftests: lkdtm_EXEC_USERSPACE.sh [FAIL]
> > # selftests lkdtm EXEC_NULL.sh
> > lkdtm: EXEC_NULL.sh_ #
> > # EXEC_NULL missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 36 selftests lkdtm EXEC_NULL.sh # exit=1
> > selftests: lkdtm_EXEC_NULL.sh [FAIL]
> > # selftests lkdtm ACCESS_USERSPACE.sh
> > lkdtm: ACCESS_USERSPACE.sh_ #
> > # ACCESS_USERSPACE missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 37 selftests lkdtm ACCESS_USERSPACE.sh # exit=1
> > selftests: lkdtm_ACCESS_USERSPACE.sh [FAIL]
> > # selftests lkdtm ACCESS_NULL.sh
> > lkdtm: ACCESS_NULL.sh_ #
> > # ACCESS_NULL missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 38 selftests lkdtm ACCESS_NULL.sh # exit=1
> > selftests: lkdtm_ACCESS_NULL.sh [FAIL]
> > # selftests lkdtm WRITE_RO.sh
> > lkdtm: WRITE_RO.sh_ #
> > # WRITE_RO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 39 selftests lkdtm WRITE_RO.sh # exit=1
> > selftests: lkdtm_WRITE_RO.sh [FAIL]
> > # selftests lkdtm WRITE_RO_AFTER_INIT.sh
> > lkdtm: WRITE_RO_AFTER_INIT.sh_ #
> > # WRITE_RO_AFTER_INIT missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 40 selftests lkdtm WRITE_RO_AFTER_INIT.sh # exit=1
> > selftests: lkdtm_WRITE_RO_AFTER_INIT.sh [FAIL]
> > # selftests lkdtm WRITE_KERN.sh
> > lkdtm: WRITE_KERN.sh_ #
> > # WRITE_KERN missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 41 selftests lkdtm WRITE_KERN.sh # exit=1
> > selftests: lkdtm_WRITE_KERN.sh [FAIL]
> > # selftests lkdtm REFCOUNT_INC_OVERFLOW.sh
> > lkdtm: REFCOUNT_INC_OVERFLOW.sh_ #
> > # REFCOUNT_INC_OVERFLOW missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 42 selftests lkdtm REFCOUNT_INC_OVERFLOW.sh # exit=1
> > selftests: lkdtm_REFCOUNT_INC_OVERFLOW.sh [FAIL]
> > # selftests lkdtm REFCOUNT_ADD_OVERFLOW.sh
> > lkdtm: REFCOUNT_ADD_OVERFLOW.sh_ #
> > # REFCOUNT_ADD_OVERFLOW missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 43 selftests lkdtm REFCOUNT_ADD_OVERFLOW.sh # exit=1
> > selftests: lkdtm_REFCOUNT_ADD_OVERFLOW.sh [FAIL]
> > # selftests lkdtm REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
> > lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh_ #
> > # REFCOUNT_INC_NOT_ZERO_OVERFLOW missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 44 selftests lkdtm REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1
> > selftests: lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [FAIL]
> > # selftests lkdtm REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
> > lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh_ #
> > # REFCOUNT_ADD_NOT_ZERO_OVERFLOW missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 45 selftests lkdtm REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1
> > selftests: lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [FAIL]
> > # selftests lkdtm REFCOUNT_DEC_ZERO.sh
> > lkdtm: REFCOUNT_DEC_ZERO.sh_ #
> > # REFCOUNT_DEC_ZERO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 46 selftests lkdtm REFCOUNT_DEC_ZERO.sh # exit=1
> > selftests: lkdtm_REFCOUNT_DEC_ZERO.sh [FAIL]
> > # selftests lkdtm REFCOUNT_DEC_NEGATIVE.sh
> > lkdtm: REFCOUNT_DEC_NEGATIVE.sh_ #
> > # REFCOUNT_DEC_NEGATIVE missing 'Negative detected saturated' [FAIL]
> > missing: 'Negative_detected #
> > [FAIL] 47 selftests lkdtm REFCOUNT_DEC_NEGATIVE.sh # exit=1
> > selftests: lkdtm_REFCOUNT_DEC_NEGATIVE.sh [FAIL]
> > # selftests lkdtm REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
> > lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh_ #
> > # REFCOUNT_DEC_AND_TEST_NEGATIVE missing 'Negative detected saturated' [FAIL]
> > missing: 'Negative_detected #
> > [  360.222897] kselftest: Running tests in membarrier
> > [FAIL] 48 selftests lkdtm REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # exit=1
> > selftests: lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [FAIL]
> > # selftests lkdtm REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
> > lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh_ [  360.455095] kselftest:
> > Running tests in memfd
> > #
> > # REFCOUNT_SUB_AND_TEST_NEGATIVE missing 'Negative detected saturated' [FAIL]
> > missing: 'Negative_detected #
> > [FAIL] 49 selftests lkdtm REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # exit=1
> > selftests: lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [FAIL]
> > # selftests lkdtm REFCOUNT_INC_ZERO.sh
> > lkdtm: REFCOUNT_INC_ZERO.sh_ #
> > # REFCOUNT_INC_ZERO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 50 selftests lkdtm REFCOUNT_INC_ZERO.sh # exit=1
> > selftests: lkdtm_REFCOUNT_INC_ZERO.sh [FAIL]
> > # selftests lkdtm REFCOUNT_ADD_ZERO.sh
> > lkdtm: REFCOUNT_ADD_ZERO.sh_ #
> > # REFCOUNT_ADD_ZERO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 51 selftests lkdtm REFCOUNT_ADD_ZERO.sh # exit=1
> > selftests: lkdtm_REFCOUNT_ADD_ZERO.sh [FAIL]
> > # selftests lkdtm REFCOUNT_INC_SATURATED.sh
> > lkdtm: REFCOUNT_INC_SATURATED.sh_ #
> > # REFCOUNT_INC_SATURATED missing 'Saturation detected still saturated' [FAIL]
> > missing: 'Saturation_detected #
> > [FAIL] 52 selftests lkdtm REFCOUNT_INC_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_INC_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_DEC_SATURATED.sh
> > lkdtm: REFCOUNT_DEC_SATURATED.sh_ #
> > # REFCOUNT_DEC_SATURATED missing 'Saturation detected still saturated' [FAIL]
> > missing: 'Saturation_detected #
> > [FAIL] 53 selftests lkdtm REFCOUNT_DEC_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_DEC_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_ADD_SATURATED.sh
> > lkdtm: REFCOUNT_ADD_SATURATED.sh_ #
> > # REFCOUNT_ADD_SATURATED missing 'Saturation detected still saturated' [FAIL]
> > missing: 'Saturation_detected #
> > [FAIL] 54 selftests lkdtm REFCOUNT_ADD_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_ADD_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_INC_NOT_ZERO_SATURATED.sh
> > lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh_ #
> > # REFCOUNT_INC_NOT_ZERO_SATURATED missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 55 selftests lkdtm REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
> > lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh_ #
> > # REFCOUNT_ADD_NOT_ZERO_SATURATED missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 56 selftests lkdtm REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_DEC_AND_TEST_SATURATED.sh
> > lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh_ #
> > # REFCOUNT_DEC_AND_TEST_SATURATED missing 'Saturation detected still
> > saturated' [FAIL]
> > missing: 'Saturation_detected #
> > [FAIL] 57 selftests lkdtm REFCOUNT_DEC_AND_TEST_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_SUB_AND_TEST_SATURATED.sh
> > lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh_ #
> > # REFCOUNT_SUB_AND_TEST_SATURATED missing 'Saturation detected still
> > saturated' [FAIL]
> > missing: 'Saturation_detected #
> > [FAIL] 58 selftests lkdtm REFCOUNT_SUB_AND_TEST_SATURATED.sh # exit=1
> > selftests: lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED.sh [FAIL]
> > # selftests lkdtm REFCOUNT_TIMING.sh
> > lkdtm: REFCOUNT_TIMING.sh_ #
> > # Skipping REFCOUNT_TIMING timing only
> > REFCOUNT_TIMING: timing_only #
> > [SKIP] 59 selftests lkdtm REFCOUNT_TIMING.sh # SKIP
> > selftests: lkdtm_REFCOUNT_TIMING.sh [SKIP]
> > # selftests lkdtm ATOMIC_TIMING.sh
> > lkdtm: ATOMIC_TIMING.sh_ #
> > # Skipping ATOMIC_TIMING timing only
> > ATOMIC_TIMING: timing_only #
> > [SKIP] 60 selftests lkdtm ATOMIC_TIMING.sh # SKIP
> > selftests: lkdtm_ATOMIC_TIMING.sh [SKIP]
> > # selftests lkdtm USERCOPY_HEAP_SIZE_TO.sh
> > lkdtm: USERCOPY_HEAP_SIZE_TO.sh_ #
> > # USERCOPY_HEAP_SIZE_TO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 61 selftests lkdtm USERCOPY_HEAP_SIZE_TO.sh # exit=1
> > selftests: lkdtm_USERCOPY_HEAP_SIZE_TO.sh [FAIL]
> > # selftests lkdtm USERCOPY_HEAP_SIZE_FROM.sh
> > lkdtm: USERCOPY_HEAP_SIZE_FROM.sh_ #
> > # USERCOPY_HEAP_SIZE_FROM missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 62 selftests lkdtm USERCOPY_HEAP_SIZE_FROM.sh # exit=1
> > selftests: lkdtm_USERCOPY_HEAP_SIZE_FROM.sh [FAIL]
> > # selftests lkdtm USERCOPY_HEAP_WHITELIST_TO.sh
> > lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh_ #
> > # USERCOPY_HEAP_WHITELIST_TO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 63 selftests lkdtm USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
> > selftests: lkdtm_USERCOPY_HEAP_WHITELIST_TO.sh [FAIL]
> > # selftests lkdtm USERCOPY_HEAP_WHITELIST_FROM.sh
> > lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh_ #
> > # USERCOPY_HEAP_WHITELIST_FROM missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 64 selftests lkdtm USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
> > selftests: lkdtm_USERCOPY_HEAP_WHITELIST_FROM.sh [FAIL]
> > # selftests lkdtm USERCOPY_STACK_FRAME_TO.sh
> > lkdtm: USERCOPY_STACK_FRAME_TO.sh_ #
> > # USERCOPY_STACK_FRAME_TO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 65 selftests lkdtm USERCOPY_STACK_FRAME_TO.sh # exit=1
> > selftests: lkdtm_USERCOPY_STACK_FRAME_TO.sh [FAIL]
> > # selftests lkdtm USERCOPY_STACK_FRAME_FROM.sh
> > lkdtm: USERCOPY_STACK_FRAME_FROM.sh_ #
> > # USERCOPY_STACK_FRAME_FROM missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 66 selftests lkdtm USERCOPY_STACK_FRAME_FROM.sh # exit=1
> > selftests: lkdtm_USERCOPY_STACK_FRAME_FROM.sh [FAIL]
> > # selftests lkdtm USERCOPY_STACK_BEYOND.sh
> > lkdtm: USERCOPY_STACK_BEYOND.sh_ #
> > # USERCOPY_STACK_BEYOND missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 67 selftests lkdtm USERCOPY_STACK_BEYOND.sh # exit=1
> > selftests: lkdtm_USERCOPY_STACK_BEYOND.sh [FAIL]
> > # selftests lkdtm USERCOPY_KERNEL.sh
> > lkdtm: USERCOPY_KERNEL.sh_ #
> > # USERCOPY_KERNEL missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 68 selftests lkdtm USERCOPY_KERNEL.sh # exit=1
> > selftests: lkdtm_USERCOPY_KERNEL.sh [FAIL]
> > # selftests lkdtm USERCOPY_KERNEL_DS.sh
> > lkdtm: USERCOPY_KERNEL_DS.sh_ #
> > # USERCOPY_KERNEL_DS missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 69 selftests lkdtm USERCOPY_KERNEL_DS.sh # exit=1
> > selftests: lkdtm_USERCOPY_KERNEL_DS.sh [FAIL]
> > # selftests lkdtm STACKLEAK_ERASING.sh
> > lkdtm: STACKLEAK_ERASING.sh_ #
> > # STACKLEAK_ERASING missing 'OK the rest of the thread stack is
> > properly erased' [FAIL]
> > missing: 'OK_the #
> > [FAIL] 70 selftests lkdtm STACKLEAK_ERASING.sh # exit=1
> > selftests: lkdtm_STACKLEAK_ERASING.sh [FAIL]
> > # selftests lkdtm CFI_FORWARD_PROTO.sh
> > lkdtm: CFI_FORWARD_PROTO.sh_ #
> > # CFI_FORWARD_PROTO missing 'call trace' [FAIL]
> > missing: 'call_trace' #
> > [FAIL] 71 selftests lkdtm CFI_FORWARD_PROTO.sh # exit=1
> > selftests: lkdtm_CFI_FORWARD_PROTO.sh [FAIL]
> > 
> > ref:
> > https://qa-reports.linaro.org/lkft/linux-mainline-oe/build/v5.6-rc1-19-g359c92c02bfa/testrun/1212254/log
> > https://qa-reports.linaro.org/lkft/linux-mainline-oe/build/v5.5-11440-gd1ea35f4cdd4/testrun/1202720/log
> > 
> > --
> > Linaro LKFT
> > https://lkft.linaro.org
> > 
> 

-- 
Kees Cook