binder: BC_ACQUIRE_RESULT not supported ====================================================== [ INFO: possible circular locking dependency detected ] 4.4.120-gd63fdf6 #28 Not tainted ------------------------------------------------------- syz-executor7/7734 is trying to acquire lock: (&mm->mmap_sem){++++++}, at: [ 56.880108] audit: type=1400 audit(1521762754.058:34): avc: denied { setopt } for pid=7744 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 binder: 7727:7729 ioctl c0306201 2000bfd0 returned -22 [] __might_fault+0xe4/0x1d0 mm/memory.c:3809 but task is already holding lock: (ashmem_mutex){+.+.+.}, at: [] ashmem_pin_unpin drivers/staging/android/ashmem.c:701 [inline] (ashmem_mutex){+.+.+.}, at: [] ashmem_ioctl+0x367/0xfa0 drivers/staging/android/ashmem.c:778 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: [] lock_acquire+0x15e/0x460 kernel/locking/lockdep.c:3592 [] __mutex_lock_common kernel/locking/mutex.c:521 [inline] [] mutex_lock_nested+0xbb/0x850 kernel/locking/mutex.c:621 [] ashmem_mmap+0x53/0x400 drivers/staging/android/ashmem.c:366 [] mmap_region+0x94f/0x1250 mm/mmap.c:1664 [] do_mmap+0x4fd/0x9d0 mm/mmap.c:1441 [] do_mmap_pgoff include/linux/mm.h:1915 [inline] [] vm_mmap_pgoff+0x16e/0x1c0 mm/util.c:296 [] SYSC_mmap_pgoff mm/mmap.c:1491 [inline] [] SyS_mmap_pgoff+0x33f/0x560 mm/mmap.c:1449 [] SYSC_mmap arch/x86/kernel/sys_x86_64.c:95 [inline] [] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:86 [] entry_SYSCALL_64_fastpath+0x1c/0x98 [] check_prev_add kernel/locking/lockdep.c:1853 [inline] [] check_prevs_add kernel/locking/lockdep.c:1958 [inline] [] validate_chain kernel/locking/lockdep.c:2144 [inline] [] __lock_acquire+0x371f/0x4b50 kernel/locking/lockdep.c:3213 [] lock_acquire+0x15e/0x460 kernel/locking/lockdep.c:3592 [] __might_fault+0x14a/0x1d0 mm/memory.c:3810 [] copy_from_user arch/x86/include/asm/uaccess.h:724 [inline] [] ashmem_pin_unpin drivers/staging/android/ashmem.c:706 [inline] [] ashmem_ioctl+0x3b4/0xfa0 drivers/staging/android/ashmem.c:778 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x7aa/0xee0 fs/ioctl.c:607 [] SYSC_ioctl fs/ioctl.c:622 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:613 [] entry_SYSCALL_64_fastpath+0x1c/0x98 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(ashmem_mutex); lock(&mm->mmap_sem); lock(ashmem_mutex); lock(&mm->mmap_sem); *** DEADLOCK *** 1 lock held by syz-executor7/7734: #0: (ashmem_mutex){+.+.+.}, at: [] ashmem_pin_unpin drivers/staging/android/ashmem.c:701 [inline] #0: (ashmem_mutex){+.+.+.}, at: [] ashmem_ioctl+0x367/0xfa0 drivers/staging/android/ashmem.c:778 stack backtrace: CPU: 0 PID: 7734 Comm: syz-executor7 Not tainted 4.4.120-gd63fdf6 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 cbcc67b62e341212 ffff8801c0d079b8 ffffffff81d0408d ffffffff851a0010 ffffffff851a0010 ffffffff851be610 ffff8800b01de8f8 ffff8800b01de000 ffff8801c0d07a00 ffffffff81233ba1 ffff8800b01de8f8 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] print_circular_bug+0x271/0x310 kernel/locking/lockdep.c:1226 [] check_prev_add kernel/locking/lockdep.c:1853 [inline] [] check_prevs_add kernel/locking/lockdep.c:1958 [inline] [] validate_chain kernel/locking/lockdep.c:2144 [inline] [] __lock_acquire+0x371f/0x4b50 kernel/locking/lockdep.c:3213 [] lock_acquire+0x15e/0x460 kernel/locking/lockdep.c:3592 [] __might_fault+0x14a/0x1d0 mm/memory.c:3810 [] copy_from_user arch/x86/include/asm/uaccess.h:724 [inline] [] ashmem_pin_unpin drivers/staging/android/ashmem.c:706 [inline] [] ashmem_ioctl+0x3b4/0xfa0 drivers/staging/android/ashmem.c:778 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x7aa/0xee0 fs/ioctl.c:607 [] SYSC_ioctl fs/ioctl.c:622 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:613 [] entry_SYSCALL_64_fastpath+0x1c/0x98 binder: BC_ACQUIRE_RESULT not supported binder: 7759:7760 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7759:7760 ioctl c0306201 2000bfd0 returned -22 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket binder: BC_ACQUIRE_RESULT not supported binder: 7804:7806 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7804:7806 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7815:7818 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7815:7818 ioctl c0306201 2000bfd0 returned -22 audit: type=1400 audit(1521762754.918:35): avc: denied { transfer } for pid=7860 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder_alloc: binder_alloc_mmap_handler: 7860 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 7860:7884 ioctl 40046207 0 returned -16 binder_alloc: 7860: binder_alloc_buf, no vma binder: 7860:7894 transaction failed 29189/-3, size 40-8 line 3128 binder: release 7860:7868 transaction 40 out, still active binder: unexpected work type, 4, not freed binder: 7899:7903 unknown command 12423566 binder: undelivered TRANSACTION_COMPLETE binder: 7899:7903 ioctl c0306201 2000bfd0 returned -22 binder: send failed reply for transaction 40, target dead netlink: 12 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor7'. binder: BC_ACQUIRE_RESULT not supported binder: 7928:7932 ioctl c0306201 2000bfd0 returned -22 binder: 7951:7956 ioctl c018643a 20000000 returned -22 binder: 7951:7956 unknown command -687865856 binder: 7951:7956 ioctl c0306201 2000bfd0 returned -22 binder: 7951:7970 ioctl c018643a 20000000 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7981:7982 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 7981:7982 ioctl c0306201 2000bfd0 returned -22 binder: 8026:8030 ioctl 5600 20000000 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8025:8033 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8025:8033 ioctl c0306201 2000bfd0 returned -22 binder: 8026:8041 ioctl c0306201 20004000 returned -14 binder: 8026:8041 unknown command 20 binder: 8026:8041 ioctl c0306201 2000a000 returned -22 binder: 8026:8050 ioctl 5600 20000000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 8026:8050 ioctl 40046207 0 returned -16 binder_alloc: 8026: binder_alloc_buf, no vma binder: 8026:8051 transaction failed 29189/-3, size 0-0 line 3128 binder: 8026:8052 ioctl c0306201 20004000 returned -14 binder: 8026:8052 unknown command 22 binder: 8026:8052 ioctl c0306201 2000a000 returned -22 binder: release 8026:8030 transaction 45 out, still active binder: undelivered TRANSACTION_COMPLETE binder: 8063:8075 unknown command 19 binder: send failed reply for transaction 45, target dead binder_alloc: 8080: binder_alloc_buf, no vma binder: 8080:8083 transaction failed 29189/-3, size -8514425539733225472--7023847082660345939 line 3128 binder: 8063:8081 unknown command 22 binder: 8063:8081 ioctl c0306201 2000bfd0 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 8080:8083 ioctl 40046207 0 returned -16 binder_alloc: 8080: binder_alloc_buf, no vma binder: 8080:8096 transaction failed 29189/-3, size -8514425539733225472--7023847082660345939 line 3128 netlink: 64 bytes leftover after parsing attributes in process `syz-executor3'. binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: 8063:8075 ioctl c0306201 2000bfd0 returned -22 binder: undelivered TRANSACTION_ERROR: 29189 netlink: 64 bytes leftover after parsing attributes in process `syz-executor3'. binder: BC_ACQUIRE_RESULT not supported binder: 8112:8119 ioctl c0306201 20000000 returned -22 binder_alloc: binder_alloc_mmap_handler: 8113 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 8113:8127 ioctl 40046207 0 returned -16 binder_alloc: 8113: binder_alloc_buf, no vma binder: 8113:8130 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 8113:8120 transaction 51 out, still active binder: undelivered TRANSACTION_COMPLETE netlink: 64 bytes leftover after parsing attributes in process `syz-executor3'. binder: 8140:8149 unknown command 17 binder: 8140:8149 ioctl c0306201 2000bfd0 returned -22 binder: release 8113:8127 transaction 51 in, still active binder: send failed reply for transaction 51, target dead binder: BC_ACQUIRE_RESULT not supported audit: type=1326 audit(1521762755.988:36): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=8143 comm="syz-executor5" exe="/root/syz-executor5" sig=9 arch=c000003e syscall=202 compat=0 ip=0x454239 code=0x0 binder: 8163:8167 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8163:8182 ioctl c0306201 2000bfd0 returned -22 audit: type=1326 audit(1521762756.088:37): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=8143 comm="syz-executor5" exe="/root/syz-executor5" sig=9 arch=c000003e syscall=202 compat=0 ip=0x454239 code=0x0 binder: BC_ACQUIRE_RESULT not supported binder: 8197:8199 ioctl c0306201 2000bfd0 returned -22 binder: 8197:8199 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 8197:8199 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 8197:8199 Release 1 refcount change on invalid ref 4 ret -22 binder: BC_ACQUIRE_RESULT not supported binder: 8197:8223 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 8197:8222 ioctl c0306201 2000bfd0 returned -22 binder: 8197:8223 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 8197:8223 Release 1 refcount change on invalid ref 4 ret -22 binder: 8262:8271 ioctl 4b6c 20000200 returned -22 binder: 8262:8271 ioctl 80045400 20000000 returned -22 binder: 8262:8271 ioctl 4b6c 20000200 returned -22 binder: 8262:8275 ioctl 80045400 20000000 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8293:8302 ioctl c0306201 2000bfd0 returned -22 binder: 8324:8331 unknown command -1 binder: 8324:8331 ioctl c0306201 20000140 returned -22 DRBG: could not allocate digest TFM handle: hmac(sha256) DRBG: could not allocate digest TFM handle: hmac(sha256) binder: 8378:8380 unknown command 1074815746 binder: 8378:8380 ioctl c0306201 2000bfd0 returned -22 binder: 8378:8400 unknown command 1074815746 binder: 8378:8400 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8414:8420 ioctl c0306201 2000a000 returned -14 binder: 8406:8418 ioctl c0306201 2000bfd0 returned -22 binder_alloc: binder_alloc_mmap_handler: 8414 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 8414:8445 ioctl 40046207 0 returned -16 binder: 8414:8427 ioctl c0306201 2000a000 returned -14 binder_alloc: 8414: binder_alloc_buf, no vma binder: BC_ACQUIRE_RESULT not supported binder: 8414:8427 transaction failed 29189/-3, size 0-0 line 3128 binder: send failed reply for transaction 54 to 8414:8420 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered death notification, 0000000000000000 binder: 8457:8459 ioctl c0306201 2000bfd0 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 8454:8463 ioctl 40046207 0 returned -16 binder: undelivered death notification, 0000000000000000 binder: 8500:8511 unknown command -1991957977 binder: 8500:8511 ioctl c0306201 2000bfd0 returned -22 binder: 8500:8511 unknown command -1991957977 binder: 8500:8511 ioctl c0306201 2000bfd0 returned -22 binder: 8548:8561 unknown command -1073478400 binder: 8548:8561 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8581:8584 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8581:8599 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported audit: type=1400 audit(1521762757.448:38): avc: denied { dyntransition } for pid=8622 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0 tclass=process permissive=1 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. binder: 8619:8624 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8619:8637 ioctl c0306201 2000bfd0 returned -22 binder: 8644:8649 unknown command 1955564830 binder: 8644:8649 ioctl c0306201 2000bfd0 returned -22 binder: 8644:8649 unknown command 1955564830 binder: 8644:8649 ioctl c0306201 2000bfd0 returned -22 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. audit: type=1400 audit(1521762757.668:39): avc: denied { create } for pid=8701 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_connector_socket permissive=1 binder: 8699:8720 unknown command 1074005762 binder: 8699:8720 ioctl c0306201 2000bfd0 returned -22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor3'. binder: 8727:8734 unknown command 0 binder: 8727:8734 ioctl c0306201 2000bfd0 returned -22 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket binder: BC_ACQUIRE_RESULT not supported SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket binder: 8786:8792 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8786:8810 ioctl c0306201 2000bfd0 returned -22 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket binder: 8834:8837 unknown command 536871680 binder: 8834:8837 ioctl c0306201 2000bfd0 returned -22 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=8434 sclass=netlink_tcpdiag_socket binder: BC_ACQUIRE_RESULT not supported binder: 8868:8880 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8911:8915 ioctl c0306201 2000bfd0 returned -22 binder: 8930:8931 unknown command -1879929948 binder: 8930:8931 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8949:8959 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 8949:8959 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9004:9006 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9004:9006 ioctl c0306201 2000bfd0 returned -22 audit: type=1400 audit(1521762758.888:40): avc: denied { ioctl } for pid=9023 comm="syz-executor2" path="socket:[21273]" dev="sockfs" ino=21273 ioctlcmd=8917 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 binder: 9033:9037 unknown command 512079 binder: 9033:9037 ioctl c0306201 2000bfd0 returned -22 binder: 9033:9040 unknown command 512079 binder: 9033:9040 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9042:9046 ioctl c0306201 2000bfd0 returned -22 audit: type=1400 audit(1521762758.958:41): avc: denied { write } for pid=9023 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 binder: 9054:9056 unknown command -100452071 binder: 9054:9056 ioctl c0306201 2000bfd0 returned -22 binder: 9054:9062 unknown command -100452071 binder: 9054:9062 ioctl c0306201 2000bfd0 returned -22 binder: 9066:9070 unknown command -1643879678 binder: 9066:9070 ioctl c0306201 2000bfd0 returned -22 binder: 9066:9070 unknown command -1643879678 binder: 9066:9070 ioctl c0306201 2000bfd0 returned -22 binder: 9086:9090 unknown command 1074029285 binder: 9086:9090 ioctl c0306201 2000bfd0 returned -22 binder: 9086:9109 unknown command 1074029285 binder: 9086:9109 ioctl c0306201 2000bfd0 returned -22 binder: 9125:9129 DecRefs 0 refcount change on invalid ref 4 ret -22 binder: BC_ACQUIRE_RESULT not supported binder: 9125:9129 ioctl c0306201 2000bfd0 returned -22 binder: 9125:9151 DecRefs 0 refcount change on invalid ref 4 ret -22 binder: BC_ACQUIRE_RESULT not supported binder: 9125:9158 ioctl c0306201 2000bfd0 returned -22 binder: 9177:9178 unknown command -650344174 binder: 9177:9178 ioctl c0306201 2000bfd0 returned -22 binder: 9177:9178 unknown command -650344174 binder: 9177:9178 ioctl c0306201 2000bfd0 returned -22 binder: 9222:9223 unknown command 1074160386 binder: 9222:9223 ioctl c0306201 2000bfd0 returned -22 binder: 9222:9223 unknown command 1074160386 binder: 9222:9223 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported netlink: 64 bytes leftover after parsing attributes in process `syz-executor3'. binder: 9257:9259 ioctl c0306201 2000bfd0 returned -22 netlink: 64 bytes leftover after parsing attributes in process `syz-executor3'. binder: 9282:9290 unknown command 1073741824 audit: type=1400 audit(1521762759.898:42): avc: denied { create } for pid=9288 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_rdma_socket permissive=1 binder: 9282:9290 ioctl c0306201 2000bfd0 returned -22 binder: 9306:9308 unknown command 1074553602 binder: 9306:9308 ioctl c0306201 2000bfd0 returned -22 binder: 9306:9308 unknown command 1074553602 binder: 9306:9308 ioctl c0306201 2000bfd0 returned -22 binder: 9346:9350 unknown command -1462752627 binder: 9346:9350 ioctl c0306201 2000bfd0 returned -22 binder: 9370:9379 unknown command 2022837773 binder: 9370:9379 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9398:9399 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9398:9399 ioctl c0306201 2000bfd0 returned -22 audit: type=1400 audit(1521762760.558:43): avc: denied { create } for pid=9403 comm="syz-executor1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_iscsi_socket permissive=1 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=11606 sclass=netlink_tcpdiag_socket binder: 9414:9417 unknown command 2062645051 binder: 9414:9417 ioctl c0306201 2000bfd0 returned -22 binder: 9414:9429 unknown command 2062645051 binder: 9414:9429 ioctl c0306201 2000bfd0 returned -22 IPVS: Creating netns size=2552 id=10 pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads binder: 9443:9447 unknown command 0 binder: 9443:9447 ioctl c0306201 2000bfd0 returned -22 binder: 9443:9467 unknown command 0 binder: 9443:9467 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9494:9499 ioctl c0306201 20000000 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9546:9555 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9571:9575 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9571:9575 ioctl c0306201 2000bfd0 returned -22 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. binder: 9602:9606 BC_DEAD_BINDER_DONE 0000000000000002 not found binder: 9602:9606 got reply transaction with no transaction stack binder: 9602:9606 transaction failed 29201/-71, size 32-24 line 2921 binder: 9602:9606 ioctl 4b40 200001c0 returned -22 binder: 9602:9620 BC_DEAD_BINDER_DONE 0000000000000002 not found binder: 9602:9620 got reply transaction with no transaction stack binder: 9602:9620 transaction failed 29201/-71, size 32-24 line 2921 binder: 9602:9620 ioctl 4b40 200001c0 returned -22 binder: 9654:9656 ioctl 8904 20000680 returned -22 binder: 9654:9656 unknown command 1084020738 binder: 9654:9656 ioctl c0306201 2000bfd0 returned -22 binder: 9654:9691 ioctl 8904 20000680 returned -22 binder: 9700:9701 unknown command 0 binder: 9700:9701 ioctl c0306201 2000bfd0 returned -22 binder: 9700:9701 unknown command 0 binder: 9700:9701 ioctl c0306201 2000bfd0 returned -22 binder: 9721:9725 unknown command 96 binder: 9721:9725 ioctl c0306201 2000bfd0 returned -22 binder: 9721:9725 unknown command 96 binder: 9721:9725 ioctl c0306201 2000bfd0 returned -22 binder: 9749:9751 unknown command 1089626882 binder: 9749:9751 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9768:9773 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9768:9773 ioctl c0306201 2000bfd0 returned -22 binder: 9806:9810 unknown command -1103138542 binder: 9806:9810 ioctl c0306201 2000bfd0 returned -22 binder: 9806:9825 unknown command -1103138542 binder: 9806:9825 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9852:9855 ioctl c0306201 2000bfd0 returned -22 binder: BC_ACQUIRE_RESULT not supported binder: 9852:9858 ioctl c0306201 2000bfd0 returned -22 binder: 9868:9870 unknown command 0 binder: 9868:9870 ioctl c0306201 2000bfd0 returned -22 binder: 9868:9882 unknown command 0 binder: 9868:9882 ioctl c0306201 2000bfd0 returned -22 binder: 9894:9902 unknown command 0 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. binder: 9894:9902 ioctl c0306201 2000bfd0 returned -22 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=53769 sclass=netlink_tcpdiag_socket SELinux: unrecognized netlink message: protocol=4 nlmsg_type=53769 sclass=netlink_tcpdiag_socket audit: type=1400 audit(1521762763.838:44): avc: denied { create } for pid=10108 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_scsitransport_socket permissive=1