binder: 8383:8387 transaction failed 29189/-22, size 40-8 line 3014
binder: undelivered TRANSACTION_ERROR: 29189
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 8366 Comm: syz-executor4 Not tainted 4.4.166+ #1
task: ffff8800a5d2df00 task.stack: ffff8801d9ff0000
RIP: 0010:[<ffffffff823f6f69>]  [<ffffffff823f6f69>] tcp_sendmsg+0x459/0x2b30 net/ipv4/tcp.c:1165
RSP: 0018:ffff8801d9ff79a0  EFLAGS: 00010206
RAX: 0000000000000011 RBX: 000000007fb29588 RCX: ffffc90006965000
RDX: 0000000000000001 RSI: ffffffff823f6f48 RDI: 0000000000000089
RBP: ffff8801d9ff7b68 R08: ffff8800a5d2e7c8 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff831a49b8 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8801d5c36e00
FS:  00007faf764a0700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30724000 CR3: 00000000b46ed000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801cf608000 ffff8801d5c36e28 0000000000000000 fffffbfff0634d2c
 ffff8800a5d2f100 0000000000000001 ffff8801d9d68d48 ffff8801d5c37058
 ffff8801d9d68cfc ffff8801d5c3761b ffff8801d9d68d44 0000000100000246
Call Trace:
 [<ffffffff824a4c43>] inet_sendmsg+0x203/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d1d9b>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d1d9b>] sock_sendmsg+0xbb/0x110 net/socket.c:648
 [<ffffffff821d2013>] sock_write_iter+0x223/0x3b0 net/socket.c:847
 [<ffffffff814918c4>] new_sync_write fs/read_write.c:478 [inline]
 [<ffffffff814918c4>] __vfs_write+0x304/0x3e0 fs/read_write.c:491
 [<ffffffff8149338e>] vfs_write+0x17e/0x4e0 fs/read_write.c:538
 [<ffffffff814959c9>] SYSC_write fs/read_write.c:585 [inline]
 [<ffffffff814959c9>] SyS_write+0xd9/0x1c0 fs/read_write.c:577
 [<ffffffff82715ce1>] entry_SYSCALL_64_fastpath+0x1e/0x9a
Code: 84 5d 09 00 00 e8 e8 02 f1 fe 8b 85 18 ff ff ff 49 8d bc 24 89 00 00 00 48 89 fa 83 e2 07 89 85 f0 fe ff ff 48 89 f8 48 c1 e8 03 <42> 0f b6 04 30 38 d0 7f 08 84 c0 0f 85 2f 20 00 00 41 f6 84 24 
RIP  [<ffffffff823f6f69>] tcp_sendmsg+0x459/0x2b30 net/ipv4/tcp.c:1165
 RSP <ffff8801d9ff79a0>
---[ end trace 77247010722a3f42 ]---