Warning: Permanently added '10.128.0.105' (ECDSA) to the list of known hosts. executing program [ 41.409154] netlink: 'syz-executor506': attribute type 3 has an invalid length. [ 41.416700] netlink: 'syz-executor506': attribute type 2 has an invalid length. [ 41.424452] WARNING: CPU: 0 PID: 5988 at net/netfilter/nfnetlink_cttimeout.c:478 cttimeout_default_get+0x1df/0xb30 [ 41.434969] Kernel panic - not syncing: panic_on_warn set ... [ 41.440841] CPU: 0 PID: 5988 Comm: syz-executor506 Not tainted 4.20.0-rc2+ #186 [ 41.448271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.457607] Call Trace: [ 41.460182] dump_stack+0x244/0x39d [ 41.463796] ? dump_stack_print_info.cold.1+0x20/0x20 [ 41.468977] panic+0x2ad/0x55c [ 41.472154] ? add_taint.cold.5+0x16/0x16 [ 41.476285] ? __warn.cold.8+0x5/0x45 [ 41.480068] ? __warn+0xe8/0x1d0 [ 41.483419] ? cttimeout_default_get+0x1df/0xb30 [ 41.488162] __warn.cold.8+0x20/0x45 [ 41.491855] ? rcu_softirq_qs+0x20/0x20 [ 41.495818] ? cttimeout_default_get+0x1df/0xb30 [ 41.500560] report_bug+0x254/0x2d0 [ 41.504174] do_error_trap+0x11b/0x200 [ 41.508051] do_invalid_op+0x36/0x40 [ 41.511745] ? cttimeout_default_get+0x1df/0xb30 [ 41.516500] invalid_op+0x14/0x20 [ 41.519951] RIP: 0010:cttimeout_default_get+0x1df/0xb30 [ 41.525298] Code: 00 0f 87 8d 00 00 00 41 80 ff 06 0f 84 94 07 00 00 41 80 ff 11 0f 84 6c 07 00 00 41 80 ff 01 0f 84 44 07 00 00 e8 91 e1 20 fb <0f> 0b 41 bd a1 ff ff ff eb 06 41 bd a1 ff ff ff e8 7c e1 20 fb 48 [ 41.544183] RSP: 0018:ffff8881c32472b0 EFLAGS: 00010293 [ 41.549529] RAX: ffff8881b365c600 RBX: ffffffff88bf58e0 RCX: ffffffff865ea61c [ 41.556783] RDX: 0000000000000000 RSI: ffffffff865ea64f RDI: 0000000000000001 [ 41.564038] RBP: ffff8881c32473c0 R08: ffff8881b365c600 R09: ffffed103b5c5b67 [ 41.571291] R10: 0000000000000002 R11: ffff8881dae2db3b R12: 0000000000000088 [ 41.578546] R13: ffff8881c204ad40 R14: 0000000000000017 R15: 0000000000000088 [ 41.585813] ? cttimeout_default_get+0x1ac/0xb30 [ 41.590556] ? cttimeout_default_get+0x1df/0xb30 [ 41.595310] ? lock_downgrade+0x900/0x900 [ 41.599451] ? check_preemption_disabled+0x48/0x280 [ 41.604451] ? cttimeout_new_timeout+0x8c0/0x8c0 [ 41.609192] ? __lock_is_held+0xb5/0x140 [ 41.613253] ? cttimeout_new_timeout+0x8c0/0x8c0 [ 41.617997] nfnetlink_rcv_msg+0xdd3/0x10c0 [ 41.622311] ? nfnetlink_bind+0x3b0/0x3b0 [ 41.626457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.631986] ? refcount_sub_and_test_checked+0x203/0x310 [ 41.637422] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 41.642859] ? netlink_deliver_tap+0x32e/0xf80 [ 41.647471] ? lock_downgrade+0x900/0x900 [ 41.651605] ? check_preemption_disabled+0x48/0x280 [ 41.656626] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 41.662196] ? apparmor_capable+0x355/0x6c0 [ 41.666501] ? rcu_softirq_qs+0x20/0x20 [ 41.670460] ? apparmor_cred_transfer+0x590/0x590 [ 41.675287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.680811] netlink_rcv_skb+0x172/0x440 [ 41.684889] ? nfnetlink_bind+0x3b0/0x3b0 [ 41.689029] ? netlink_ack+0xb80/0xb80 [ 41.692907] ? __netlink_ns_capable+0x100/0x130 [ 41.697566] nfnetlink_rcv+0x1c0/0x4d0 [ 41.701440] ? nfnetlink_rcv_batch+0x19b0/0x19b0 [ 41.706360] ? kasan_check_write+0x14/0x20 [ 41.710583] netlink_unicast+0x5a5/0x760 [ 41.714630] ? netlink_attachskb+0x9a0/0x9a0 [ 41.719024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.724587] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 41.729588] netlink_sendmsg+0xa18/0xfc0 [ 41.733636] ? netlink_unicast+0x760/0x760 [ 41.737853] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 41.742779] ? apparmor_socket_sendmsg+0x29/0x30 [ 41.747520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.753081] ? security_socket_sendmsg+0x94/0xc0 [ 41.757822] ? netlink_unicast+0x760/0x760 [ 41.762052] sock_sendmsg+0xd5/0x120 [ 41.765749] ___sys_sendmsg+0x7fd/0x930 [ 41.769709] ? find_held_lock+0x36/0x1c0 [ 41.773768] ? copy_msghdr_from_user+0x580/0x580 [ 41.778522] ? zap_class+0x640/0x640 [ 41.782224] ? zap_class+0x640/0x640 [ 41.785921] ? zap_class+0x640/0x640 [ 41.789621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.795141] ? __fget_light+0x2e9/0x430 [ 41.799101] ? fget_raw+0x20/0x20 [ 41.802553] ? __do_page_fault+0x620/0xe60 [ 41.806772] ? lock_downgrade+0x900/0x900 [ 41.810905] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 41.815831] ? kasan_check_read+0x11/0x20 [ 41.819969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 41.825489] ? sockfd_lookup_light+0xc5/0x160 [ 41.829973] __sys_sendmsg+0x11d/0x280 [ 41.833857] ? __ia32_sys_shutdown+0x80/0x80 [ 41.838278] ? up_read_non_owner+0x100/0x100 [ 41.842672] ? do_syscall_64+0x9a/0x820 [ 41.846628] ? do_syscall_64+0x9a/0x820 [ 41.850592] ? trace_hardirqs_off_caller+0x310/0x310 [ 41.855680] __x64_sys_sendmsg+0x78/0xb0 [ 41.859757] do_syscall_64+0x1b9/0x820 [ 41.863644] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 41.868997] ? syscall_return_slowpath+0x5e0/0x5e0 [ 41.873923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.878751] ? trace_hardirqs_on_caller+0x310/0x310 [ 41.883749] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 41.888747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.894268] ? prepare_exit_to_usermode+0x291/0x3b0 [ 41.899272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.904123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 41.909295] RIP: 0033:0x4400d9 [ 41.912485] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 41.931367] RSP: 002b:00007ffe3e2d8d28 EFLAGS: 00000213 ORIG_RAX: 000000000000002e [ 41.939094] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004400d9 [ 41.946380] RDX: 0000000000000000 RSI: 0000000020dddfc8 RDI: 0000000000000003 [ 41.953674] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 41.960950] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000401960 [ 41.968205] R13: 00000000004019f0 R14: 0000000000000000 R15: 0000000000000000 [ 41.976487] Kernel Offset: disabled [ 41.980172] Rebooting in 86400 seconds..