Warning: Permanently added '10.128.0.135' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 37.237382] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.238912] qtaguid: iface_stat: create6(lo): no inet dev [ 37.240149] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.242994] qtaguid: iface_stat: create6(lo): no inet dev [ 37.244732] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.246015] qtaguid: iface_stat: create6(lo): no inet dev [ 37.247294] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.248381] qtaguid: iface_stat: create6(lo): no inet dev [ 37.249627] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.250705] qtaguid: iface_stat: create6(lo): no inet dev [ 37.252123] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.253278] qtaguid: iface_stat: create6(lo): no inet dev [ 37.258888] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.266285] qtaguid: iface_stat: create6(lo): no inet dev executing program executing program executing program executing program executing program [ 37.294260] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.314745] qtaguid: iface_stat: create6(lo): no inet dev [ 37.346237] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.358201] qtaguid: iface_stat: create6(lo): no inet dev [ 37.401313] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.407874] qtaguid: iface_stat: create6(lo): no inet dev [ 37.428157] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.437249] qtaguid: iface_stat: create6(lo): no inet dev [ 37.457633] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.465189] qtaguid: iface_stat: create6(lo): no inet dev [ 37.491904] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.499499] qtaguid: iface_stat: create6(lo): no inet dev executing program executing program executing program executing program executing program executing program [ 37.565587] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.594465] qtaguid: iface_stat: create6(lo): no inet dev [ 37.644321] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.650855] qtaguid: iface_stat: create6(lo): no inet dev [ 37.706672] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.715451] qtaguid: iface_stat: create6(lo): no inet dev [ 37.744783] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.755777] qtaguid: iface_stat: create6(lo): no inet dev [ 37.790875] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.799015] qtaguid: iface_stat: create6(lo): no inet dev [ 37.830276] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.837492] qtaguid: iface_stat: create6(lo): no inet dev executing program executing program executing program executing program executing program [ 37.914468] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 37.981919] qtaguid: iface_stat: create6(lo): no inet dev [ 38.030043] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.039996] qtaguid: iface_stat: create6(lo): no inet dev executing program [ 38.072716] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.079078] qtaguid: iface_stat: create6(lo): no inet dev [ 38.112245] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.119793] qtaguid: iface_stat: create6(lo): no inet dev [ 38.151528] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.158810] qtaguid: iface_stat: create6(lo): no inet dev executing program [ 38.194810] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.202132] qtaguid: iface_stat: create6(lo): no inet dev executing program executing program [ 38.243567] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 38.253240] qtaguid: iface_stat: create6(lo): no inet dev [ 38.267535] ------------[ cut here ]------------ [ 38.272367] WARNING: CPU: 1 PID: 2213 at net/ipv6/ip6_fib.c:1477 fib6_del+0x946/0xb10 [ 38.280332] Kernel panic - not syncing: panic_on_warn set ... [ 38.280332] [ 38.287694] CPU: 1 PID: 2213 Comm: syz-executor287 Not tainted 4.9.141+ #1 [ 38.294704] ffff8801c59c6928 ffffffff81b42e79 ffffffff82a38ce0 00000000ffffffff [ 38.302813] ffffffff82cc1e00 0000000000000001 0000000000000009 ffff8801c59c69e8 [ 38.310890] ffffffff813f7125 0000000041b58ab3 ffffffff82e2b62b ffffffff813f6f66 [ 38.318952] Call Trace: [ 38.321553] [<ffffffff81b42e79>] dump_stack+0xc1/0x128 [ 38.327093] [<ffffffff813f7125>] panic+0x1bf/0x39f [ 38.332114] [<ffffffff813f6f66>] ? add_taint.cold.5+0x16/0x16 [ 38.338265] [<ffffffff812073ad>] ? trace_hardirqs_on+0xd/0x10 [ 38.344239] [<ffffffff81b8dc30>] ? _find_next_bit.part.0+0xe0/0x120 [ 38.350731] [<ffffffff813f7347>] ? __warn.cold.8+0x14/0x2f [ 38.356479] [<ffffffff826eeeb6>] ? fib6_del+0x946/0xb10 [ 38.361930] [<ffffffff813f7362>] __warn.cold.8+0x2f/0x2f [ 38.367477] [<ffffffff810dc02c>] warn_slowpath_null+0x2c/0x40 [ 38.373452] [<ffffffff826eeeb6>] fib6_del+0x946/0xb10 [ 38.378730] [<ffffffff826ef2a0>] fib6_clean_node+0x220/0x4c0 [ 38.384615] [<ffffffff826ef080>] ? fib6_del+0xb10/0xb10 [ 38.390065] [<ffffffff810efada>] ? __local_bh_enable_ip+0x6a/0xe0 [ 38.396385] [<ffffffff81207076>] ? trace_hardirqs_on_caller+0x266/0x590 [ 38.403229] [<ffffffff826e68b6>] ? fib6_walker_link+0xf6/0x140 [ 38.409477] [<ffffffff826e6545>] fib6_walk_continue+0x3e5/0x640 [ 38.415621] [<ffffffff826cd540>] ? fib6_remove_prefsrc+0x240/0x240 [ 38.422038] [<ffffffff826e6b01>] fib6_walk+0x91/0xf0 [ 38.427228] [<ffffffff826e6c33>] fib6_clean_tree+0xd3/0x110 [ 38.433025] [<ffffffff826e6b60>] ? fib6_walk+0xf0/0xf0 [ 38.438412] [<ffffffff826ef080>] ? fib6_del+0xb10/0xb10 [ 38.443862] [<ffffffff826cd540>] ? fib6_remove_prefsrc+0x240/0x240 [ 38.450270] [<ffffffff826e6d69>] __fib6_clean_all+0xf9/0x220 [ 38.456338] [<ffffffff826e6c70>] ? fib6_clean_tree+0x110/0x110 [ 38.462399] [<ffffffff826cd540>] ? fib6_remove_prefsrc+0x240/0x240 [ 38.468802] [<ffffffff826cd540>] ? fib6_remove_prefsrc+0x240/0x240 [ 38.475215] [<ffffffff826ef567>] fib6_clean_all+0x27/0x30 [ 38.480933] [<ffffffff826e4b51>] rt6_ifdown+0xa1/0x7f0 [ 38.486388] [<ffffffff822baeb3>] ? consume_skb+0xd3/0x340 [ 38.492102] [<ffffffff823cbed7>] ? netlink_broadcast_filtered+0x307/0x9f0 [ 38.499115] [<ffffffff826e4ab0>] ? rt6_clean_tohost+0x30/0x30 [ 38.505205] [<ffffffff826bf2e0>] addrconf_ifdown+0xd0/0x1420 [ 38.511098] [<ffffffff823d4757>] ? nlmsg_notify+0xe7/0x140 [ 38.516811] [<ffffffff826bf210>] ? add_addr+0x180/0x180 [ 38.522260] [<ffffffff823421cb>] ? rtnl_notify+0xbb/0xe0 [ 38.527798] [<ffffffff826c74be>] addrconf_notify+0x8ee/0x2140 [ 38.533874] [<ffffffff82340db9>] ? rtnl_is_locked+0x9/0x20 [ 38.539586] [<ffffffff826c6bd0>] ? inet6_ifinfo_notify+0x140/0x140 [ 38.545994] [<ffffffff823e6187>] ? nfqnl_rcv_dev_event+0x27/0x290 [ 38.552318] [<ffffffff826fa96d>] ? ndisc_netdev_event+0x27d/0x350 [ 38.558643] [<ffffffff811478d4>] notifier_call_chain+0xb4/0x1d0 [ 38.564793] [<ffffffff81147a5d>] raw_notifier_call_chain+0x2d/0x40 [ 38.571358] [<ffffffff822f4a45>] call_netdevice_notifiers_info+0x55/0x70 [ 38.578290] [<ffffffff82306fbd>] netdev_state_change+0xdd/0x100 [ 38.584433] [<ffffffff82306ee0>] ? dev_get_valid_name+0x160/0x160 [ 38.590839] [<ffffffff82319128>] ? dev_change_flags+0xf8/0x140 [ 38.596899] [<ffffffff8234e6d6>] do_setlink+0x2596/0x2ef0 [ 38.602520] [<ffffffff81be631c>] ? depot_save_stack+0x11c/0x470 [ 38.608691] [<ffffffff8234c140>] ? rtnl_link_get_net+0x150/0x150 [ 38.614924] [<ffffffff812073b0>] ? trace_hardirqs_on+0x10/0x10 [ 38.620981] [<ffffffff810ac7dc>] ? update_stack_state.constprop.2+0x7c/0x170 [ 38.628260] [<ffffffff81243c87>] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 38.635133] [<ffffffff81ba7d7b>] ? check_preemption_disabled+0x3b/0x200 [ 38.641964] [<ffffffff819ed840>] ? avc_has_perm_noaudit+0x170/0x2f0 [ 38.648624] [<ffffffff819ed867>] ? avc_has_perm_noaudit+0x197/0x2f0 [ 38.655121] [<ffffffff819ed760>] ? avc_has_perm_noaudit+0x90/0x2f0 [ 38.661576] [<ffffffff81be1d1b>] ? validate_nla+0x1bb/0x4b0 [ 38.667381] [<ffffffff81be31a3>] ? nla_parse+0x1d3/0x240 [ 38.672904] [<ffffffff8234f240>] rtnl_setlink+0x210/0x310 [ 38.678526] [<ffffffff8234f030>] ? do_setlink+0x2ef0/0x2ef0 [ 38.684329] [<ffffffff810fa800>] ? ns_capable_common+0x110/0x150 [ 38.690548] [<ffffffff823c81e1>] ? __netlink_ns_capable+0xf1/0x120 [ 38.696936] [<ffffffff8234f030>] ? do_setlink+0x2ef0/0x2ef0 [ 38.702737] [<ffffffff8235592c>] rtnetlink_rcv_msg+0x49c/0x650 [ 38.708801] [<ffffffff82355490>] ? rtnl_newlink+0x1550/0x1550 [ 38.714780] [<ffffffff8234abeb>] ? rtnetlink_rcv+0x1b/0x40 [ 38.720485] [<ffffffff8280b190>] ? mutex_trylock+0x3e0/0x3e0 [ 38.726382] [<ffffffff823d59e5>] netlink_rcv_skb+0x145/0x370 [ 38.732252] [<ffffffff82355490>] ? rtnl_newlink+0x1550/0x1550 [ 38.738215] [<ffffffff8234abfa>] rtnetlink_rcv+0x2a/0x40 [ 38.743735] [<ffffffff823d4478>] netlink_unicast+0x4d8/0x6d0 [ 38.749618] [<ffffffff823d3fa0>] ? netlink_sendskb+0x50/0x50 [ 38.755495] [<ffffffff823d4e44>] netlink_sendmsg+0x694/0xc30 [ 38.761373] [<ffffffff819eda5e>] ? avc_has_perm+0x9e/0x3a0 [ 38.767078] [<ffffffff823d47b0>] ? nlmsg_notify+0x140/0x140 [ 38.772869] [<ffffffff819f577f>] ? selinux_socket_sendmsg+0x3f/0x50 [ 38.779362] [<ffffffff819e851f>] ? security_socket_sendmsg+0x8f/0xc0 [ 38.785937] [<ffffffff823d47b0>] ? nlmsg_notify+0x140/0x140 [ 38.791715] [<ffffffff822a063b>] sock_sendmsg+0xbb/0x110 [ 38.797234] [<ffffffff822a08b3>] sock_write_iter+0x223/0x3b0 [ 38.803111] [<ffffffff822a0690>] ? sock_sendmsg+0x110/0x110 [ 38.808897] [<ffffffff81167c85>] ? __might_sleep+0x95/0x1a0 [ 38.814702] [<ffffffff8150f01b>] ? rw_copy_check_uvector+0x28b/0x330 [ 38.821266] [<ffffffff8150770b>] do_iter_readv_writev+0x3cb/0x4b0 [ 38.827600] [<ffffffff81507340>] ? vfs_iter_write+0x450/0x450 [ 38.833582] [<ffffffff8150a4c5>] ? rw_verify_area+0xe5/0x2a0 [ 38.839462] [<ffffffff8150b22a>] do_readv_writev+0x2fa/0x7b0 [ 38.845345] [<ffffffff8150af30>] ? vfs_write+0x520/0x520 [ 38.850868] [<ffffffff81ba7f7c>] ? __this_cpu_preempt_check+0x1c/0x20 [ 38.857525] [<ffffffff82816efc>] ? _raw_spin_unlock+0x2c/0x50 [ 38.863512] [<ffffffff8156c2af>] ? __fd_install+0x20f/0x5d0 [ 38.869317] [<ffffffff814a2370>] ? vm_insert_page+0x6f0/0x6f0 [ 38.875290] [<ffffffff8156c0a0>] ? get_unused_fd_flags+0xd0/0xd0 [ 38.881509] [<ffffffff81243c87>] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 38.888349] [<ffffffff8150bcc7>] vfs_writev+0x87/0xc0 [ 38.893638] [<ffffffff8150bde6>] do_writev+0xe6/0x260 [ 38.898901] [<ffffffff8150bd00>] ? vfs_writev+0xc0/0xc0 [ 38.904434] [<ffffffff8150f117>] SyS_writev+0x27/0x30 [ 38.909714] [<ffffffff8150f0f0>] ? SyS_readv+0x30/0x30 [ 38.915061] [<ffffffff810056ef>] do_syscall_64+0x19f/0x550 [ 38.920776] [<ffffffff82817893>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 38.928548] Kernel Offset: disabled [ 38.932203] Rebooting in 86400 seconds..