Warning: Permanently added '10.128.0.81' (ECDSA) to the list of known hosts. [ 45.200752] IPVS: ftp: loaded support on port[0] = 21 [ 45.203067] IPVS: ftp: loaded support on port[0] = 21 [ 45.213674] IPVS: ftp: loaded support on port[0] = 21 [ 45.221052] IPVS: ftp: loaded support on port[0] = 21 [ 45.232058] IPVS: ftp: loaded support on port[0] = 21 [ 45.243608] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 45.843055] skbuff: skb_over_panic: text:0000000010fcf367 len:232 put:72 head:000000004486424d data:000000004486424d tail:0xe8 end:0xc0 dev: [ 46.044958] ------------[ cut here ]------------ [ 46.050280] kernel BUG at net/core/skbuff.c:104! [ 46.230241] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 46.235669] CPU: 1 PID: 8335 Comm: syz-executor486 Not tainted 4.19.171-syzkaller #0 [ 46.243551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.252918] RIP: 0010:skb_panic+0x172/0x174 [ 46.257244] Code: 4c 24 10 8b 8b 80 00 00 00 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 60 d3 4b 89 ff 74 24 10 ff 74 24 20 e8 31 22 e2 ff <0f> 0b e8 fc e7 53 f9 4c 8b 64 24 18 e8 42 84 89 f9 48 c7 c1 c0 dc [ 46.276847] RSP: 0018:ffff8880b0d1efa8 EFLAGS: 00010286 [ 46.282223] RAX: 0000000000000086 RBX: ffff8880953c6680 RCX: 0000000000000000 [ 46.289501] RDX: 0000000000000000 RSI: ffffffff814de1b1 RDI: ffffed10161a3de7 [ 46.296798] RBP: ffffffff894bdd00 R08: 0000000000000086 R09: 0000000000000000 [ 46.304071] R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff87208273 [ 46.311353] R13: 0000000000000048 R14: ffffffff894bd320 R15: 00000000000000c0 [ 46.318657] FS: 00007fdf3a8e6700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 46.326883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.332775] CR2: 0000563b97ef5d28 CR3: 00000000aab1d000 CR4: 00000000001406e0 [ 46.340049] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.347323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.354589] Call Trace: [ 46.357187] ? pfkey_send_acquire+0x1853/0x2520 [ 46.361862] skb_put.cold+0x24/0x24 [ 46.365495] pfkey_send_acquire+0x1853/0x2520 [ 46.370024] km_query+0xc5/0x210 [ 46.373397] xfrm_state_find+0x1c6c/0x2cb0 [ 46.377645] ? xfrm_state_afinfo_get_rcu+0xe0/0xe0 [ 46.382594] ? __lock_acquire+0x6de/0x3ff0 [ 46.386839] ? __lock_acquire+0x6de/0x3ff0 [ 46.391083] xfrm_tmpl_resolve+0x2f3/0xc20 [ 46.395332] ? xfrm_net_init+0x990/0x990 [ 46.399407] ? rt_set_nexthop.constprop.0+0x59c/0xf10 [ 46.404606] ? xfrm_sk_policy_lookup+0x4cd/0x690 [ 46.409371] xfrm_resolve_and_create_bundle+0xd8/0x3e0 [ 46.418215] ? xfrm_tmpl_resolve+0xc20/0xc20 [ 46.422633] ? xfrm_sk_policy_lookup+0x4f4/0x690 [ 46.427428] ? xfrm_selector_match+0xf60/0xf60 [ 46.432018] ? xfrm_expand_policies+0x418/0x5e0 [ 46.436693] xfrm_lookup_with_ifid+0x243/0x1cb0 [ 46.441406] ? lock_acquire+0x170/0x3c0 [ 46.445385] ? xfrm_expand_policies+0x5e0/0x5e0 [ 46.450062] ? check_preemption_disabled+0x41/0x280 [ 46.455093] ? ip_route_output_key_hash+0x21d/0x320 [ 46.460124] ? ip_route_output_key_hash_rcu+0x3060/0x3060 [ 46.465673] xfrm_lookup_route+0x36/0x1e0 [ 46.469830] ip_route_output_flow+0x114/0x150 [ 46.474334] udp_sendmsg+0x19ce/0x2550 [ 46.478229] ? ip_do_fragment+0x22c0/0x22c0 [ 46.482562] ? finish_task_switch+0x118/0x760 [ 46.487064] ? udp_seq_next+0x80/0x80 [ 46.490876] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 46.495493] ? _raw_spin_unlock_irq+0x5a/0x80 [ 46.500004] ? rw_copy_check_uvector+0x27c/0x340 [ 46.504779] ? aa_sk_perm+0x534/0x930 [ 46.508586] ? aa_af_perm+0x230/0x230 [ 46.512390] ? kernel_recvmsg+0x220/0x220 [ 46.516559] inet_sendmsg+0x132/0x5a0 [ 46.520367] ? security_socket_sendmsg+0x83/0xb0 [ 46.525134] ? inet_recvmsg+0x5c0/0x5c0 [ 46.529141] sock_sendmsg+0xc3/0x120 [ 46.532863] ___sys_sendmsg+0x3b3/0x8e0 [ 46.536847] ? copy_msghdr_from_user+0x440/0x440 [ 46.541615] ? __fget+0x32f/0x510 [ 46.545089] ? mark_held_locks+0xf0/0xf0 [ 46.549163] ? lock_downgrade+0x720/0x720 [ 46.553319] ? check_preemption_disabled+0x41/0x280 [ 46.558346] ? check_preemption_disabled+0x41/0x280 [ 46.563377] ? __fget+0x356/0x510 [ 46.566841] ? __might_fault+0x11f/0x1d0 [ 46.570917] ? lock_downgrade+0x720/0x720 [ 46.575078] ? lock_acquire+0x170/0x3c0 [ 46.579068] __sys_sendmmsg+0x195/0x470 [ 46.583146] ? __ia32_sys_sendmsg+0x220/0x220 [ 46.587656] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 46.592251] ? ip4_datagram_connect+0x36/0x40 [ 46.596865] ? __sys_connect+0x140/0x2c0 [ 46.600951] ? __ia32_sys_accept+0xb0/0xb0 [ 46.605200] ? __ia32_sys_socketpair+0xf0/0xf0 [ 46.609802] ? __se_sys_futex+0x28f/0x3b0 [ 46.613975] ? __se_sys_futex+0x298/0x3b0 [ 46.618151] ? do_futex+0x1c70/0x1c70 [ 46.621985] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.627377] __x64_sys_sendmmsg+0x99/0x100 [ 46.631639] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 46.636246] do_syscall_64+0xf9/0x620 [ 46.640073] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.645282] RIP: 0033:0x44ad79 [ 46.648490] Code: e8 ac e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 ab fd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 46.667451] RSP: 002b:00007fdf3a8e5ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 46.676395] RAX: ffffffffffffffda RBX: 00000000006e0c88 RCX: 000000000044ad79 [ 46.683686] RDX: 000000000800001d RSI: 0000000020007fc0 RDI: 0000000000000003 [ 46.690981] RBP: 00000000006e0c80 R08: 0000000000000000 R09: 0000000000000000 [ 46.698271] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e0c8c [ 46.705561] R13: 00007ffc0e70f5bf R14: 00007fdf3a8e69c0 R15: 00000000006e0c8c [ 46.712876] Modules linked in: [ 47.420000] ---[ end trace 1a4cf53eec6c41a3 ]--- [ 47.424895] RIP: 0010:skb_panic+0x172/0x174 [ 47.430450] Code: 4c 24 10 8b 8b 80 00 00 00 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 60 d3 4b 89 ff 74 24 10 ff 74 24 20 e8 31 22 e2 ff <0f> 0b e8 fc e7 53 f9 4c 8b 64 24 18 e8 42 84 89 f9 48 c7 c1 c0 dc [ 47.450710] RSP: 0018:ffff8880b0d1efa8 EFLAGS: 00010286 [ 47.468382] RAX: 0000000000000086 RBX: ffff8880953c6680 RCX: 0000000000000000 [ 47.476542] RDX: 0000000000000000 RSI: ffffffff814de1b1 RDI: ffffed10161a3de7 [ 47.483937] RBP: ffffffff894bdd00 R08: 0000000000000086 R09: 0000000000000000 [ 47.492130] R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff87208273 [ 47.499858] R13: 0000000000000048 R14: ffffffff894bd320 R15: 00000000000000c0 [ 47.508157] FS: 00007fdf3a8e6700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 47.516798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.522681] CR2: 00007f603a224000 CR3: 00000000aab1d000 CR4: 00000000001406f0 [ 47.530651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.538356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.546072] Kernel panic - not syncing: Fatal exception [ 47.552017] Kernel Offset: disabled [ 47.555652] Rebooting in 86400 seconds..