netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 9323 at net/xfrm/xfrm_policy.c:1541 xfrm_policy_insert_list+0x1034/0x14e0 net/xfrm/xfrm_policy.c:1541 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 9323 Comm: syz-executor.0 Not tainted 5.3.0-rc8+ #0 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+0x1d8/0x2f8 lib/dump_stack.c:113 panic+0x25c/0x799 kernel/panic.c:219 __warn+0x22f/0x230 kernel/panic.c:576 report_bug+0x190/0x290 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] do_error_trap+0xd7/0x440 arch/x86/kernel/traps.c:272 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:xfrm_policy_insert_list+0x1034/0x14e0 net/xfrm/xfrm_policy.c:1541 Code: c1 03 38 c1 0f 8c 1f f6 ff ff 48 89 df e8 54 a5 37 fb e9 12 f6 ff ff e8 1a aa fe fa 48 c7 c7 8a b3 34 88 31 c0 e8 7f f0 e7 fa <0f> 0b e9 85 fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 21 f6 ff RSP: 0018:ffff888082dff5d8 EFLAGS: 00010246 RAX: 0000000000000024 RBX: ffff888095ed8b20 RCX: 473ce651c3e4fb00 RDX: 0000000000000000 RSI: 0000000080000201 RDI: 0000000000000000 RBP: ffff888082dff6d0 R08: ffffffff815cfa74 R09: ffffed1015d640d2 R10: ffffed1015d640d2 R11: 0000000000000000 R12: ffff888095ed89b4 R13: ffff888095ed8b19 R14: ffff8880954144c0 R15: 0000000000000000 xfrm_policy_inexact_insert+0x110/0x1540 net/xfrm/xfrm_policy.c:1188 xfrm_policy_insert+0xdf/0xce0 net/xfrm/xfrm_policy.c:1574 xfrm_add_policy+0x420/0x8a0 net/xfrm/xfrm_user.c:1670 xfrm_user_rcv_msg+0x3e6/0x650 net/xfrm/xfrm_user.c:2676 netlink_rcv_skb+0x19e/0x3d0 net/netlink/af_netlink.c:2477 xfrm_netlink_rcv+0x74/0x90 net/xfrm/xfrm_user.c:2684 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] netlink_unicast+0x787/0x900 net/netlink/af_netlink.c:1328 netlink_sendmsg+0x993/0xc50 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:637 [inline] sock_sendmsg net/socket.c:657 [inline] ___sys_sendmsg+0x60d/0x910 net/socket.c:2311 __sys_sendmsg net/socket.c:2356 [inline] __do_sys_sendmsg net/socket.c:2365 [inline] __se_sys_sendmsg net/socket.c:2363 [inline] __x64_sys_sendmsg+0x17c/0x200 net/socket.c:2363 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: fd b7 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 b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9baa8a6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9baa8a76d4 R13: 00000000004c7812 R14: 00000000004dd0b0 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..