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// SPDX-License-Identifier: GPL-2.0
// Test kernel behavior with NULL as buffer pointer
`./defaults.sh`
0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3
+0 setsockopt(3, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
+0 fcntl(3, F_SETFL, O_RDWR|O_NONBLOCK) = 0
+0 bind(3, ..., ...) = 0
+0 listen(3, 1) = 0
+0 < S 0:0(0) win 32792 <mss 1000,sackOK,nop,nop,nop,wscale 10>
+0 > S. 0:0(0) ack 1 <mss 1460,nop,nop,sackOK,nop,wscale 8>
+.2 < . 1:1(0) ack 1 win 514
+0 accept(3, ..., ...) = 4
+0 write(4, NULL, 1000) = -1 EFAULT (Bad address)
+0 send(4, NULL, 1000, 0) = -1 EFAULT (Bad address)
+0 sendto(4, NULL, 1000, 0, ..., ...) = -1 EFAULT (Bad address)
+0 < . 1:1001(1000) ack 1 win 200
+0 read(4, NULL, 1000) = -1 EFAULT (Bad address)
+0 recv(4, NULL, 1000, 0) = -1 EFAULT (Bad address)
+0 recvfrom(4, NULL, 1000, 0, ..., ...) = -1 EFAULT (Bad address)
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