kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 6699 Comm: syz-executor1 Not tainted 4.20.0+ #362 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:xfrm_policy_insert_list+0x174/0x1020 net/xfrm/xfrm_policy.c:1532 Code: ff ff ff 48 c1 e8 03 4c 01 e0 48 89 85 20 ff ff ff e8 40 ed bf fa 48 8d bb 19 02 00 00 48 89 f8 48 89 fa 48 c1 e8 03 83 e2 07 <42> 0f b6 04 20 38 d0 7f 08 84 c0 0f 85 f5 0b 00 00 44 0f b6 ab 19 RSP: 0018:ffff8880579a7348 EFLAGS: 00010206 RAX: 0910e8fd1cb1294c RBX: 488747e8e589484d RCX: ffffc90007e01000 RDX: 0000000000000006 RSI: ffffffff86c1b8b0 RDI: 488747e8e5894a66 RBP: ffff8880579a7470 R08: ffff88809632a580 R09: 0000000000000008 R10: 0000000000000003 R11: ffff88809632a580 R12: dffffc0000000000 R13: 0000000000000000 R14: 0000000086391ef0 R15: 0000000000000000 FS: 00007fae3aa1c700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33723000 CR3: 00000000a4b3c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xfrm_policy_inexact_insert+0x166/0xee0 net/xfrm/xfrm_policy.c:1195 xfrm_policy_insert+0x639/0x850 net/xfrm/xfrm_policy.c:1570 pfkey_spdadd+0x10f8/0x19d0 net/key/af_key.c:2339 pfkey_process+0x851/0x9a0 net/key/af_key.c:2844 pfkey_sendmsg+0x5df/0xfb0 net/key/af_key.c:3683 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:631 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2116 __sys_sendmsg+0x11d/0x280 net/socket.c:2154 __do_sys_sendmsg net/socket.c:2163 [inline] __se_sys_sendmsg net/socket.c:2161 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2161 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4579b9 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fae3aa1bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004579b9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fae3aa1c6d4 R13: 00000000004c4d47 R14: 00000000004d84c0 R15: 00000000ffffffff Modules linked in: ---[ end trace b41d9b80e21ea0b2 ]--- RIP: 0010:xfrm_policy_insert_list+0x174/0x1020 net/xfrm/xfrm_policy.c:1532 Code: ff ff ff 48 c1 e8 03 4c 01 e0 48 89 85 20 ff ff ff e8 40 ed bf fa 48 8d bb 19 02 00 00 48 89 f8 48 89 fa 48 c1 e8 03 83 e2 07 <42> 0f b6 04 20 38 d0 7f 08 84 c0 0f 85 f5 0b 00 00 44 0f b6 ab 19 RSP: 0018:ffff8880579a7348 EFLAGS: 00010206 kobject: 'loop3' (00000000e9466d1f): kobject_uevent_env RAX: 0910e8fd1cb1294c RBX: 488747e8e589484d RCX: ffffc90007e01000 RDX: 0000000000000006 RSI: ffffffff86c1b8b0 RDI: 488747e8e5894a66 RBP: ffff8880579a7470 R08: ffff88809632a580 R09: 0000000000000008 R10: 0000000000000003 R11: ffff88809632a580 R12: dffffc0000000000 R13: 0000000000000000 R14: 0000000086391ef0 R15: 0000000000000000 FS: 00007fae3aa1c700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kobject: 'loop3' (00000000e9466d1f): fill_kobj_path: path = '/devices/virtual/block/loop3' CR2: 0000001b33723000 CR3: 00000000a4b3c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kobject: 'loop2' (000000001540a2b7): kobject_uevent_env DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400