Building a 4.4 kernel with USE=kasan and enabling slub_debug, I run suspend_stress_test for a while and see:
2017-03-27T19:31:34.266356-07:00 INFO kernel: [ 4842.968377] Disabling non-boot CPUs ...
2017-03-27T19:31:34.266360-07:00 INFO kernel: [ 4842.973966] CPU2: update max cpu_capacity 472
2017-03-27T19:31:34.266364-07:00 INFO kernel: [ 4842.973972] CPU4: update max cpu_capacity 1024
2017-03-27T19:31:34.266368-07:00 NOTICE kernel: [ 4842.981754] CPU1: shutdown
2017-03-27T19:31:34.266372-07:00 INFO kernel: [ 4842.991967] psci: Retrying again to check for CPU kill
2017-03-27T19:31:34.266376-07:00 INFO kernel: [ 4842.991978] psci: CPU1 killed.
2017-03-27T19:31:34.266380-07:00 INFO kernel: [ 4843.023962] CPU4: update max cpu_capacity 1024
2017-03-27T19:31:34.266384-07:00 NOTICE kernel: [ 4843.034473] CPU2: shutdown
2017-03-27T19:31:34.266387-07:00 INFO kernel: [ 4843.044952] psci: Retrying again to check for CPU kill
2017-03-27T19:31:34.266391-07:00 INFO kernel: [ 4843.044962] psci: CPU2 killed.
2017-03-27T19:31:34.266395-07:00 INFO kernel: [ 4843.073963] CPU4: update max cpu_capacity 1024
2017-03-27T19:31:34.266398-07:00 NOTICE kernel: [ 4843.083794] CPU3: shutdown
2017-03-27T19:31:34.266402-07:00 INFO kernel: [ 4843.093965] psci: Retrying again to check for CPU kill
2017-03-27T19:31:34.266405-07:00 INFO kernel: [ 4843.093975] psci: CPU3 killed.
2017-03-27T19:31:34.266432-07:00 INFO kernel: [ 4843.119950] CPU5: update max cpu_capacity 1024
2017-03-27T19:31:34.266436-07:00 WARNING kernel: [ 4843.126124] IRQ17 no longer affine to CPU4
2017-03-27T19:31:34.266440-07:00 NOTICE kernel: [ 4843.126350] CPU4: shutdown
2017-03-27T19:31:34.266444-07:00 INFO kernel: [ 4843.136959] psci: Retrying again to check for CPU kill
2017-03-27T19:31:34.266448-07:00 INFO kernel: [ 4843.136969] psci: CPU4 killed.
2017-03-27T19:31:34.266451-07:00 NOTICE kernel: [ 4843.163496] CPU5: shutdown
2017-03-27T19:31:34.266455-07:00 INFO kernel: [ 4843.173969] psci: Retrying again to check for CPU kill
2017-03-27T19:31:34.266459-07:00 INFO kernel: [ 4843.173984] psci: CPU5 killed.
2017-03-27T19:31:34.266462-07:00 ERR kernel: [ 4843.209072] ==================================================================
2017-03-27T19:31:34.266466-07:00 ERR kernel: [ 4843.209124] BUG: KASAN: use-after-free in dev_pm_opp_of_remove_table+0xd4/0x1d8 at addr ffffffc07a2706e8
2017-03-27T19:31:34.266470-07:00 ERR kernel: [ 4843.209141] Read of size 8 by task cat/9104
2017-03-27T19:31:34.266473-07:00 ERR kernel: [ 4843.209154] =============================================================================
2017-03-27T19:31:34.266477-07:00 ERR kernel: [ 4843.209172] BUG kmalloc-1024 (Not tainted): kasan: bad access detected
2017-03-27T19:31:34.266481-07:00 ERR kernel: [ 4843.209185] -----------------------------------------------------------------------------
2017-03-27T19:31:34.266485-07:00 ERR kernel: [ 4843.209185]
2017-03-27T19:31:34.266489-07:00 WARNING kernel: [ 4843.209202] Disabling lock debugging due to kernel taint
2017-03-27T19:31:34.266493-07:00 ERR kernel: [ 4843.209226] INFO: Allocated in _add_device_opp.part.12+0x40/0xf4 age=10522 cpu=4 pid=8726
2017-03-27T19:31:34.266497-07:00 ERR kernel: [ 4843.209250] alloc_debug_processing+0x124/0x178
2017-03-27T19:31:34.266501-07:00 ERR kernel: [ 4843.209271] ___slab_alloc.constprop.58+0x528/0x608
2017-03-27T19:31:34.266505-07:00 ERR kernel: [ 4843.209292] __slab_alloc.isra.54.constprop.57+0x44/0x54
2017-03-27T19:31:34.266510-07:00 ERR kernel: [ 4843.209312] kmem_cache_alloc_trace+0xd0/0x290
2017-03-27T19:31:34.266513-07:00 ERR kernel: [ 4843.209330] _add_device_opp.part.12+0x40/0xf4
2017-03-27T19:31:34.266517-07:00 ERR kernel: [ 4843.209347] _allocate_opp+0x80/0xb8
2017-03-27T19:31:34.266522-07:00 ERR kernel: [ 4843.209365] dev_pm_opp_of_add_table+0x204/0x5d4
2017-03-27T19:31:34.266526-07:00 ERR kernel: [ 4843.209385] dev_pm_opp_of_cpumask_add_table+0xac/0x100
2017-03-27T19:31:34.266529-07:00 ERR kernel: [ 4843.209404] cpufreq_init+0xdc/0x418
2017-03-27T19:31:34.266533-07:00 ERR kernel: [ 4843.209423] cpufreq_online+0x2e4/0x8e4
2017-03-27T19:31:34.266537-07:00 ERR kernel: [ 4843.209440] cpufreq_cpu_callback+0x70/0x7c
2017-03-27T19:31:34.266540-07:00 ERR kernel: [ 4843.209461] notifier_call_chain+0x74/0xbc
2017-03-27T19:31:34.266544-07:00 ERR kernel: [ 4843.209479] __raw_notifier_call_chain+0x40/0x4c
2017-03-27T19:31:34.266548-07:00 ERR kernel: [ 4843.209500] __cpu_notify+0x48/0x70
2017-03-27T19:31:34.266552-07:00 ERR kernel: [ 4843.209519] _cpu_up+0x158/0x29c
2017-03-27T19:31:34.266556-07:00 ERR kernel: [ 4843.209538] enable_nonboot_cpus+0x1d8/0x328
2017-03-27T19:31:34.266560-07:00 ERR kernel: [ 4843.209564] INFO: Freed in rcu_process_callbacks+0x548/0x8fc age=3 cpu=0 pid=3
2017-03-27T19:31:34.266564-07:00 ERR kernel: [ 4843.209585] free_debug_processing+0x264/0x370
2017-03-27T19:31:34.266568-07:00 ERR kernel: [ 4843.209604] __slab_free+0x84/0x40c
2017-03-27T19:31:34.266572-07:00 ERR kernel: [ 4843.209623] kfree+0x260/0x28c
2017-03-27T19:31:34.266575-07:00 ERR kernel: [ 4843.209642] rcu_process_callbacks+0x548/0x8fc
2017-03-27T19:31:34.266580-07:00 ERR kernel: [ 4843.209660] __do_softirq+0x28c/0x4fc
2017-03-27T19:31:34.266583-07:00 ERR kernel: [ 4843.209676] run_ksoftirqd+0x4c/0x84
2017-03-27T19:31:34.266587-07:00 ERR kernel: [ 4843.209696] smpboot_thread_fn+0x458/0x4a0
2017-03-27T19:31:34.266591-07:00 ERR kernel: [ 4843.209712] kthread+0x164/0x178
2017-03-27T19:31:34.266595-07:00 ERR kernel: [ 4843.209730] ret_from_fork+0x10/0x40
2017-03-27T19:31:34.266598-07:00 ERR kernel: [ 4843.209748] INFO: Slab 0xffffffbdc1e91c00 objects=23 used=5 fp=0xffffffc07a270580 flags=0x4080
2017-03-27T19:31:34.266603-07:00 ERR kernel: [ 4843.209765] INFO: Object 0xffffffc07a270580 @offset=1408 fp=0xffffffc07a275d80
2017-03-27T19:31:34.266607-07:00 ERR kernel: [ 4843.209765]
2017-03-27T19:31:34.266611-07:00 ERR kernel: [ 4843.209791] Bytes b4 ffffffc07a270570: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZZZZZZZZZ
2017-03-27T19:31:34.266615-07:00 ERR kernel: [ 4843.209811] Object ffffffc07a270580: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266621-07:00 ERR kernel: [ 4843.209831] Object ffffffc07a270590: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266625-07:00 ERR kernel: [ 4843.209852] Object ffffffc07a2705a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266630-07:00 ERR kernel: [ 4843.209872] Object ffffffc07a2705b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266634-07:00 ERR kernel: [ 4843.209892] Object ffffffc07a2705c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266662-07:00 ERR kernel: [ 4843.209912] Object ffffffc07a2705d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266668-07:00 ERR kernel: [ 4843.209932] Object ffffffc07a2705e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266673-07:00 ERR kernel: [ 4843.209953] Object ffffffc07a2705f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266678-07:00 ERR kernel: [ 4843.209973] Object ffffffc07a270600: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266682-07:00 ERR kernel: [ 4843.209993] Object ffffffc07a270610: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266686-07:00 ERR kernel: [ 4843.210013] Object ffffffc07a270620: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.266690-07:00 ERR kernel: [ 4843.210034] Object ffffffc07a270630: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267247-07:00 ERR kernel: [ 4843.210054] Object ffffffc07a270640: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267254-07:00 ERR kernel: [ 4843.210074] Object ffffffc07a270650: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267259-07:00 ERR kernel: [ 4843.210094] Object ffffffc07a270660: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267263-07:00 ERR kernel: [ 4843.210114] Object ffffffc07a270670: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267268-07:00 ERR kernel: [ 4843.210134] Object ffffffc07a270680: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267272-07:00 ERR kernel: [ 4843.210154] Object ffffffc07a270690: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267277-07:00 ERR kernel: [ 4843.210174] Object ffffffc07a2706a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267288-07:00 ERR kernel: [ 4843.210194] Object ffffffc07a2706b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267293-07:00 ERR kernel: [ 4843.210215] Object ffffffc07a2706c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267297-07:00 ERR kernel: [ 4843.210235] Object ffffffc07a2706d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267301-07:00 ERR kernel: [ 4843.210255] Object ffffffc07a2706e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267305-07:00 ERR kernel: [ 4843.210275] Object ffffffc07a2706f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267309-07:00 ERR kernel: [ 4843.210295] Object ffffffc07a270700: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267319-07:00 ERR kernel: [ 4843.210315] Object ffffffc07a270710: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267324-07:00 ERR kernel: [ 4843.210335] Object ffffffc07a270720: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267329-07:00 ERR kernel: [ 4843.210355] Object ffffffc07a270730: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267333-07:00 ERR kernel: [ 4843.210375] Object ffffffc07a270740: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267336-07:00 ERR kernel: [ 4843.210395] Object ffffffc07a270750: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267341-07:00 ERR kernel: [ 4843.210416] Object ffffffc07a270760: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267345-07:00 ERR kernel: [ 4843.210436] Object ffffffc07a270770: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267356-07:00 ERR kernel: [ 4843.210456] Object ffffffc07a270780: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267360-07:00 ERR kernel: [ 4843.210476] Object ffffffc07a270790: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267366-07:00 ERR kernel: [ 4843.210496] Object ffffffc07a2707a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267370-07:00 ERR kernel: [ 4843.210516] Object ffffffc07a2707b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267374-07:00 ERR kernel: [ 4843.210536] Object ffffffc07a2707c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267378-07:00 ERR kernel: [ 4843.210556] Object ffffffc07a2707d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267382-07:00 ERR kernel: [ 4843.210577] Object ffffffc07a2707e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267392-07:00 ERR kernel: [ 4843.210597] Object ffffffc07a2707f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267397-07:00 ERR kernel: [ 4843.210617] Object ffffffc07a270800: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267401-07:00 ERR kernel: [ 4843.210637] Object ffffffc07a270810: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267433-07:00 ERR kernel: [ 4843.210657] Object ffffffc07a270820: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267438-07:00 ERR kernel: [ 4843.210677] Object ffffffc07a270830: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267443-07:00 ERR kernel: [ 4843.210697] Object ffffffc07a270840: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267447-07:00 ERR kernel: [ 4843.210717] Object ffffffc07a270850: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267459-07:00 ERR kernel: [ 4843.210737] Object ffffffc07a270860: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267464-07:00 ERR kernel: [ 4843.210757] Object ffffffc07a270870: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267468-07:00 ERR kernel: [ 4843.210777] Object ffffffc07a270880: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267472-07:00 ERR kernel: [ 4843.210797] Object ffffffc07a270890: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267476-07:00 ERR kernel: [ 4843.210818] Object ffffffc07a2708a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267480-07:00 ERR kernel: [ 4843.210838] Object ffffffc07a2708b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267492-07:00 ERR kernel: [ 4843.210857] Object ffffffc07a2708c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267497-07:00 ERR kernel: [ 4843.210878] Object ffffffc07a2708d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267501-07:00 ERR kernel: [ 4843.210898] Object ffffffc07a2708e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267505-07:00 ERR kernel: [ 4843.210918] Object ffffffc07a2708f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267510-07:00 ERR kernel: [ 4843.210938] Object ffffffc07a270900: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267513-07:00 ERR kernel: [ 4843.210958] Object ffffffc07a270910: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267518-07:00 ERR kernel: [ 4843.210978] Object ffffffc07a270920: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267529-07:00 ERR kernel: [ 4843.210998] Object ffffffc07a270930: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267534-07:00 ERR kernel: [ 4843.211019] Object ffffffc07a270940: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267538-07:00 ERR kernel: [ 4843.211039] Object ffffffc07a270950: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267542-07:00 ERR kernel: [ 4843.211059] Object ffffffc07a270960: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
2017-03-27T19:31:34.267547-07:00 ERR kernel: [ 4843.211079] Object ffffffc07a270970: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk.
2017-03-27T19:31:34.267552-07:00 ERR kernel: [ 4843.211098] Redzone ffffffc07a270980: bb bb bb bb bb bb bb bb ........
2017-03-27T19:31:34.267555-07:00 ERR kernel: [ 4843.211119] Padding ffffffc07a270ac0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZZZZZZZZZ
2017-03-27T19:31:34.267565-07:00 ERR kernel: [ 4843.211139] Padding ffffffc07a270ad0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZZZZZZZZZ
2017-03-27T19:31:34.267571-07:00 ERR kernel: [ 4843.211159] Padding ffffffc07a270ae0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZZZZZZZZZ
2017-03-27T19:31:34.267575-07:00 ERR kernel: [ 4843.211179] Padding ffffffc07a270af0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZZZZZZZZZ
2017-03-27T19:31:34.267580-07:00 WARNING kernel: [ 4843.211203] CPU: 0 PID: 9104 Comm: cat Tainted: G B 4.4.52 #1006
2017-03-27T19:31:34.267584-07:00 WARNING kernel: [ 4843.211216] Hardware name: Google Kevin (DT)
2017-03-27T19:31:34.267588-07:00 EMERG kernel: [ 4843.211228] Call trace:
2017-03-27T19:31:34.267592-07:00 WARNING kernel: [ 4843.211249] [<ffffffc00020a69c>] dump_backtrace+0x0/0x190
2017-03-27T19:31:34.267595-07:00 WARNING kernel: [ 4843.211269] [<ffffffc00020a96c>] show_stack+0x20/0x28
2017-03-27T19:31:34.267604-07:00 WARNING kernel: [ 4843.211292] [<ffffffc0005d028c>] dump_stack+0xa4/0xcc
2017-03-27T19:31:34.267609-07:00 WARNING kernel: [ 4843.211313] [<ffffffc0003be48c>] print_trailer+0x158/0x168
2017-03-27T19:31:34.267614-07:00 WARNING kernel: [ 4843.211334] [<ffffffc0003be630>] object_err+0x4c/0x5c
2017-03-27T19:31:34.267618-07:00 WARNING kernel: [ 4843.211354] [<ffffffc0003c45fc>] kasan_report+0x334/0x500
2017-03-27T19:31:34.267622-07:00 WARNING kernel: [ 4843.211373] [<ffffffc0003c3834>] __asan_load8+0x78/0x80
2017-03-27T19:31:34.267625-07:00 WARNING kernel: [ 4843.211394] [<ffffffc00078ff60>] dev_pm_opp_of_remove_table+0xd4/0x1d8
2017-03-27T19:31:34.267630-07:00 WARNING kernel: [ 4843.211415] [<ffffffc000791274>] dev_pm_opp_of_cpumask_remove_table+0xa8/0xc0
2017-03-27T19:31:34.267633-07:00 WARNING kernel: [ 4843.211434] [<ffffffc00094776c>] cpufreq_exit+0x58/0x9c
2017-03-27T19:31:34.267642-07:00 WARNING kernel: [ 4843.211453] [<ffffffc00093ab78>] cpufreq_offline_finish+0xc4/0xe0
2017-03-27T19:31:34.267647-07:00 WARNING kernel: [ 4843.211473] [<ffffffc00093c988>] cpufreq_cpu_callback+0x64/0x7c
2017-03-27T19:31:34.267651-07:00 WARNING kernel: [ 4843.211494] [<ffffffc000252e34>] notifier_call_chain+0x74/0xbc
2017-03-27T19:31:34.267655-07:00 WARNING kernel: [ 4843.211515] [<ffffffc000252f24>] __raw_notifier_call_chain+0x40/0x4c
2017-03-27T19:31:34.267659-07:00 WARNING kernel: [ 4843.211536] [<ffffffc000228238>] __cpu_notify+0x48/0x70
2017-03-27T19:31:34.267664-07:00 WARNING kernel: [ 4843.211557] [<ffffffc00022842c>] cpu_notify_nofail+0x30/0x44
2017-03-27T19:31:34.267668-07:00 WARNING kernel: [ 4843.211578] [<ffffffc0002289f8>] _cpu_down+0x430/0x478
2017-03-27T19:31:34.267672-07:00 WARNING kernel: [ 4843.211599] [<ffffffc000229064>] disable_nonboot_cpus+0x1c4/0x360
2017-03-27T19:31:34.267683-07:00 WARNING kernel: [ 4843.211620] [<ffffffc00029f084>] suspend_enter+0x4e4/0x8cc
2017-03-27T19:31:34.267687-07:00 WARNING kernel: [ 4843.211639] [<ffffffc00029f574>] suspend_devices_and_enter+0x108/0x43c
2017-03-27T19:31:34.267692-07:00 WARNING kernel: [ 4843.211658] [<ffffffc0002a01d0>] pm_suspend+0x928/0x964
2017-03-27T19:31:34.267695-07:00 WARNING kernel: [ 4843.211676] [<ffffffc00029d978>] state_store+0xe0/0x108
2017-03-27T19:31:34.267699-07:00 WARNING kernel: [ 4843.211698] [<ffffffc0005d2d9c>] kobj_attr_store+0x44/0x50
2017-03-27T19:31:34.267702-07:00 WARNING kernel: [ 4843.211720] [<ffffffc00046f618>] sysfs_kf_write+0x9c/0xb0
2017-03-27T19:31:34.267706-07:00 WARNING kernel: [ 4843.211739] [<ffffffc00046e08c>] kernfs_fop_write+0x184/0x1f8
2017-03-27T19:31:34.268565-07:00 WARNING kernel: [ 4843.211759] [<ffffffc0003d6534>] __vfs_write+0x6c/0x17c
2017-03-27T19:31:34.268601-07:00 WARNING kernel: [ 4843.211777] [<ffffffc0003d71a4>] vfs_write+0xf0/0x1c4
2017-03-27T19:31:34.268606-07:00 WARNING kernel: [ 4843.211796] [<ffffffc0003d7de0>] SyS_write+0x78/0xd8
2017-03-27T19:31:34.268611-07:00 WARNING kernel: [ 4843.211815] [<ffffffc000204634>] el0_svc_naked+0x24/0x28
2017-03-27T19:31:34.268614-07:00 ERR kernel: [ 4843.211827] Memory state around the buggy address:
2017-03-27T19:31:34.268618-07:00 ERR kernel: [ 4843.211845] ffffffc07a270580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
2017-03-27T19:31:34.268622-07:00 ERR kernel: [ 4843.211863] ffffffc07a270600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
2017-03-27T19:31:34.268626-07:00 ERR kernel: [ 4843.211880] >ffffffc07a270680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
2017-03-27T19:31:34.268631-07:00 ERR kernel: [ 4843.211893] ^
2017-03-27T19:31:34.268635-07:00 ERR kernel: [ 4843.211911] ffffffc07a270700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
2017-03-27T19:31:34.268653-07:00 ERR kernel: [ 4843.211929] ffffffc07a270780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
2017-03-27T19:31:34.268658-07:00 ERR kernel: [ 4843.211942] ==================================================================
2017-03-27T19:31:34.268662-07:00 INFO kernel: [ 4843.212391] Enabling non-boot CPUs ...
The free'ing code (dev_pm_opp_of_remove_table+0xd4):
/mnt/host/source/src/third_party/kernel/v4.4/drivers/base/power/opp/core.c:
1539 if (!opp->dynamic)
0xffffffc00078ff34 <+168>: add x0, x19, #0x11
0xffffffc00078ff38 <+172>: bl 0xffffffc0003c351c <__asan_load1>
0xffffffc00078ff3c <+176>: ldrb w0, [x19,#17]
0xffffffc00078ff40 <+180>: cbnz w0, 0xffffffc00078ff54 <dev_pm_opp_of_remove_table+200>
1540 _opp_remove(dev_opp, opp, true);
0xffffffc00078ff44 <+184>: mov x0, x20
0xffffffc00078ff48 <+188>: mov x1, x19
0xffffffc00078ff4c <+192>: mov w2, #0x1 // #1
0xffffffc00078ff50 <+196>: bl 0xffffffc00078f3b4 <_opp_remove>
1538 list_for_each_entry_safe(opp, tmp, &dev_opp->opp_list, node) {
0xffffffc00078ff54 <+200>: mov x0, x21
0xffffffc00078ff58 <+204>: mov x19, x21
0xffffffc00078ff5c <+208>: bl 0xffffffc0003c37bc <__asan_load8>
0xffffffc00078ff60 <+212>: ldr x21, [x21]
0xffffffc00078ff64 <+216>: cmp x19, x23
0xffffffc00078ff68 <+220>: b.ne 0xffffffc00078ff34 <dev_pm_opp_of_remove_table+168>
1541 }
1542 } else {
1543 _remove_list_dev(_find_list_dev(dev, dev_opp), dev_opp);
1544 }
1545
1546 unlock:
I'm not very familiar with RCU, but I figured I'd dump this here.
