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BUG: KMSAN: uninit-value in tomoyo_check_unix_address+0x36a/0xa30 security/tomoyo/network.c:597
CPU: 1 PID: 16625 Comm: syz-executor.3 Not tainted 5.1.0+ #3
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x191/0x1f0 lib/dump_stack.c:113
 kmsan_report+0x130/0x2a0 mm/kmsan/kmsan.c:619
 __msan_warning+0x75/0xe0 mm/kmsan/kmsan_instr.c:310
 tomoyo_check_unix_address+0x36a/0xa30 security/tomoyo/network.c:597
 tomoyo_socket_connect_permission+0x315/0x400 security/tomoyo/network.c:705
 tomoyo_socket_connect+0x8b/0xa0 security/tomoyo/tomoyo.c:456
 security_socket_connect+0x127/0x200 security/security.c:1948
 __sys_connect+0x536/0x820 net/socket.c:1804
 __do_sys_connect net/socket.c:1819 [inline]
 __se_sys_connect+0x8d/0xb0 net/socket.c:1816
 __x64_sys_connect+0x4a/0x70 net/socket.c:1816
 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x2000060a
Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 99 4a 2a e9 2c 02 9e 4c 0f 05 <bf> 03 00 00 00 c4 a3 7b f0 c5 fe 41 e2 e9 c4 22 e9 aa bb 3c 00 00
RSP: 002b:00007f2912579bd8 EFLAGS: 00000202 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 000000002000060a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000006
R10: 0000000000000007 R11: 0000000000000202 R12: 000000000000000b
R13: 000000000000000c R14: 000000000000000d R15: 00000000ffffffff

Local variable description: ----address@__sys_connect
Variable was created at:
 sockfd_lookup_light net/socket.c:488 [inline]
 __sys_connect+0x8c/0x820 net/socket.c:1796
 __do_sys_connect net/socket.c:1819 [inline]
 __se_sys_connect+0x8d/0xb0 net/socket.c:1816
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