binder: 2885:2888 ioctl 40046207 0 returned -16 binder_alloc: binder_alloc_mmap_handler: 2875 20001000-20004000 already mapped failed -16 binder_alloc: binder_alloc_mmap_handler: 2885 20001000-20004000 already mapped failed -16 ------------[ cut here ]------------ binder_alloc: binder_alloc_mmap_handler: 2890 20001000-20004000 already mapped failed -16 kernel BUG at drivers/android/binder_alloc.c:1130! binder_alloc: 2890: binder_alloc_buf, no vma binder: BINDER_SET_CONTEXT_MGR already set binder: 2885:2888 ioctl 40046207 0 returned -16 binder: 2875:2884 transaction failed 29189/-3, size 24-8 line 3254 binder_alloc: 2890: binder_alloc_buf, no vma invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI Modules linked in: binder: BINDER_SET_CONTEXT_MGR already set CPU: 1 PID: 2889 Comm: syz-executor.5 Not tainted 4.14.108+ #38 task: ffff8881d909af00 task.stack: ffff8881d6a70000 binder: BINDER_SET_CONTEXT_MGR already set RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881d6a775d0 EFLAGS: 00010297 RAX: ffff8881d909af00 RBX: 0000000020001000 RCX: 0000200000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881c99b7358 RBP: 0000000000000020 R08: ffff8881d6a778b0 R09: 0000000000000028 R10: ffffed103ad4ef06 R11: ffff8881d6a77837 R12: ffff8881d6fd9d98 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d6a778b0 FS: 00007f55c3aee700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 binder: 2875:2880 ioctl 40046207 0 returned -16 CR2: 00007fe98e1e0ea0 CR3: 00000001cc84a002 CR4: 00000000001606a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 binder: 2890:2895 transaction failed 29189/-3, size 24-8 line 3254 binder: 2885:2893 transaction failed 29189/-22, size 24-8 line 3117 binder: 2890:2892 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 2901:2902 ioctl 40046207 0 returned -16 binder_alloc: binder_alloc_mmap_handler: 2901 20001000-20004000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 2898:2899 ioctl 40046207 0 returned -16 ------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1130! binder: BINDER_SET_CONTEXT_MGR already set Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 binder: 2901:2902 ioctl 40046207 0 returned -16 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 33 0d ff 49 ------------[ cut here ]------------ 39 kernel BUG at drivers/android/binder_alloc.c:1130! ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881d6a775d0 invalid opcode: 0000 [#2] PREEMPT SMP KASAN NOPTI Modules linked in: CPU: 0 PID: 2904 Comm: syz-executor.0 Tainted: G D 4.14.108+ #38 binder: BINDER_SET_CONTEXT_MGR already set task: ffff8881d6568000 task.stack: ffff8881d6ba0000 binder: 2897:2908 ioctl 40046207 0 returned -16 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 binder_alloc: binder_alloc_mmap_handler: 2897 20001000-20004000 already mapped failed -16 RSP: 0018:ffff8881d6ba75d0 EFLAGS: 00010297 RAX: ffff8881d6568000 RBX: 0000000020001000 RCX: 0000200000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881d6ef4dd8 RBP: 0000000000000020 R08: ffff8881d6ba78b0 R09: 0000000000000028 R10: ffffed103ad74f06 R11: ffff8881d6ba7837 R12: ffff8881d67f9498 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d6ba78b0 FS: 00007f1864040700(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fba8baabdb8 CR3: 00000001d1b0e002 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 binder: BINDER_SET_CONTEXT_MGR already set DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ------------[ cut here ]------------ Call Trace: kernel BUG at drivers/android/binder_alloc.c:1130! binder: 2897:2908 ioctl 40046207 0 returned -16 binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 33 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881d6ba75d0 invalid opcode: 0000 [#3] PREEMPT SMP KASAN NOPTI Modules linked in: CPU: 1 PID: 2909 Comm: syz-executor.3 Tainted: G D 4.14.108+ #38 task: ffff8881c40e2f00 task.stack: ffff8881d6018000 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881d601f5d0 EFLAGS: 00010297 RAX: ffff8881c40e2f00 RBX: 0000000020001040 RCX: 0000200000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881c9a0a458 RBP: 0000000000000020 R08: ffff8881d601f8b0 R09: 0000000000000028 R10: ffffed103ac03f06 R11: ffff8881d601f837 R12: ffff8881d67f9498 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d601f8b0 FS: 00007fa349633700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000073c000 CR3: 00000001d6b58006 CR4: 00000000001606a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 33 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881d601f5d0 invalid opcode: 0000 [#4] PREEMPT SMP KASAN NOPTI Modules linked in: binder: BINDER_SET_CONTEXT_MGR already set CPU: 0 PID: 2905 Comm: syz-executor.2 Tainted: G D 4.14.108+ #38 binder: 2911:2914 ioctl 40046207 0 returned -16 task: ffff8881c4088000 task.stack: ffff8881d6100000 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881d61075d0 EFLAGS: 00010297 RAX: ffff8881c4088000 RBX: 0000000020001020 RCX: 0000200000000000 binder_alloc: binder_alloc_mmap_handler: 2911 20001000-20004000 already mapped failed -16 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881d6ef4e58 RBP: 0000000000000020 R08: ffff8881d61078b0 R09: 0000000000000028 R10: ffffed103ac20f06 R11: ffff8881d6107837 R12: ffff8881d67f9498 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d61078b0 FS: 00007fba8baac700(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffca2aa32e8 CR3: 00000001d1ae4004 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder: BINDER_SET_CONTEXT_MGR already set binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 binder: 2911:2914 ioctl 40046207 0 returned -16 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 ------------[ cut here ]------------ 33 kernel BUG at drivers/android/binder_alloc.c:1130! 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881d61075d0 invalid opcode: 0000 [#5] PREEMPT SMP KASAN NOPTI Modules linked in: CPU: 1 PID: 2915 Comm: syz-executor.4 Tainted: G D 4.14.108+ #38 binder: BINDER_SET_CONTEXT_MGR already set task: ffff8881cc9c1780 task.stack: ffff8881d64b8000 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881d64bf5d0 EFLAGS: 00010297 binder: 2913:2916 ioctl 40046207 0 returned -16 RAX: ffff8881cc9c1780 RBX: 0000000020001060 RCX: 0000200000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881c9a0ab58 RBP: 0000000000000020 R08: ffff8881d64bf8b0 R09: 0000000000000028 R10: ffffed103ac97f06 R11: ffff8881d64bf837 R12: ffff8881d67f9498 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d64bf8b0 FS: 00007f90e8162700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000073c000 CR3: 00000001d694a001 CR4: 00000000001606a0 binder_alloc: binder_alloc_mmap_handler: 2913 20001000-20004000 already mapped failed -16 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder: BINDER_SET_CONTEXT_MGR already set binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 ------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1130! binder: 2913:2916 ioctl 40046207 0 returned -16 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 33 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881d64bf5d0 invalid opcode: 0000 [#6] PREEMPT SMP KASAN NOPTI Modules linked in: CPU: 0 PID: 2917 Comm: syz-executor.1 Tainted: G D 4.14.108+ #38 ---[ end trace e3748da8144b2b2a ]--- task: ffff8881c408c680 task.stack: ffff8881d6700000 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881d67075d0 EFLAGS: 00010297 RAX: ffff8881c408c680 RBX: 0000000020001080 RCX: 0000200000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881d737dcd8 RBP: 0000000000000020 R08: ffff8881d67078b0 R09: 0000000000000028 R10: ffffed103ace0f06 R11: ffff8881d6707837 R12: ffff8881d67f9498 R13: 0000000000000028 R14: 0000200000000000 R15: ffff8881d67078b0 FS: 00007f89b77ef700(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000073c000 CR3: 00000001d234a005 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: