binder: 4516:4519 transaction failed 29189/-3, size 0-0 line 2963 binder: release 4516:4519 transaction 29 in, still active binder: send failed reply for transaction 29 to 4516:4519 binder: 4522:4523 ioctl 400448c8 20000200 returned -22 ================================================================== BUG: KASAN: use-after-free in __list_del_entry_valid+0x144/0x150 lib/list_debug.c:54 Read of size 8 at addr ffff8801ce2ab110 by task kworker/1:0/18 CPU: 1 PID: 18 Comm: kworker/1:0 Not tainted 4.16.0+ #288 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events binder_deferred_func Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1a7/0x27d lib/dump_stack.c:53 print_address_description+0x73/0x250 mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report+0x23c/0x360 mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 __list_del_entry_valid+0x144/0x150 lib/list_debug.c:54 __list_del_entry include/linux/list.h:117 [inline] list_del_init include/linux/list.h:159 [inline] binder_dequeue_work_head_ilocked drivers/android/binder.c:893 [inline] binder_dequeue_work_head drivers/android/binder.c:913 [inline] binder_release_work+0x163/0x4b0 drivers/android/binder.c:4191 binder_thread_release+0x4e1/0x730 drivers/android/binder.c:4396 binder_deferred_release drivers/android/binder.c:4939 [inline] binder_deferred_func+0x4f4/0x1350 drivers/android/binder.c:5022 process_one_work+0xc97/0x1c40 kernel/workqueue.c:2113 worker_thread+0x1c3/0x1380 kernel/workqueue.c:2247 kthread+0x33c/0x400 kernel/kthread.c:238 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:411 Allocated by task 4519: save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:552 kmem_cache_alloc_trace+0x136/0x740 mm/slab.c:3608 kmalloc include/linux/slab.h:512 [inline] kzalloc include/linux/slab.h:701 [inline] binder_transaction+0x13d2/0x8200 drivers/android/binder.c:2900 binder_thread_write+0xcf1/0x38b0 drivers/android/binder.c:3513 binder_ioctl_write_read.isra.39+0x261/0xcb0 drivers/android/binder.c:4451 binder_ioctl+0xb72/0x1417 drivers/android/binder.c:4591 C_SYSC_ioctl fs/compat_ioctl.c:1461 [inline] compat_SyS_ioctl+0x151/0x2a30 fs/compat_ioctl.c:1407 do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline] do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 Freed by task 18: save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] __kasan_slab_free+0x11a/0x170 mm/kasan/kasan.c:520 kasan_slab_free+0xe/0x10 mm/kasan/kasan.c:527 __cache_free mm/slab.c:3486 [inline] kfree+0xd9/0x260 mm/slab.c:3801 binder_free_transaction+0x6a/0xa0 drivers/android/binder.c:1966 binder_send_failed_reply+0x1c9/0x380 drivers/android/binder.c:2005 binder_thread_release+0x4cc/0x730 drivers/android/binder.c:4395 binder_deferred_release drivers/android/binder.c:4939 [inline] binder_deferred_func+0x4f4/0x1350 drivers/android/binder.c:5022 process_one_work+0xc97/0x1c40 kernel/workqueue.c:2113 worker_thread+0x1c3/0x1380 kernel/workqueue.c:2247 kthread+0x33c/0x400 kernel/kthread.c:238 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:411 The buggy address belongs to the object at ffff8801ce2ab100 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 16 bytes inside of 192-byte region [ffff8801ce2ab100, ffff8801ce2ab1c0) The buggy address belongs to the page: page:ffffea000738aac0 count:1 mapcount:0 mapping:ffff8801ce2ab000 index:0x0 flags: 0x2fffc0000000100(slab) raw: 02fffc0000000100 ffff8801ce2ab000 0000000000000000 0000000100000010 raw: ffffea00073574e0 ffffea0007380720 ffff8801dac00040 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff8801ce2ab000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8801ce2ab080: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc >ffff8801ce2ab100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8801ce2ab180: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff8801ce2ab200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================