Warning: Permanently added '10.128.10.27' (ECDSA) to the list of known hosts. syzkaller login: [ 61.809764][ T8651] IPVS: ftp: loaded support on port[0] = 21 [ 61.862751][ T8651] chnl_net:caif_netlink_parms(): no params data found [ 61.889185][ T8651] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.896547][ T8651] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.904321][ T8651] device bridge_slave_0 entered promiscuous mode [ 61.912202][ T8651] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.919389][ T8651] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.926961][ T8651] device bridge_slave_1 entered promiscuous mode [ 61.943164][ T8651] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.953719][ T8651] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.972628][ T8651] team0: Port device team_slave_0 added [ 61.980042][ T8651] team0: Port device team_slave_1 added [ 62.029410][ T8651] device hsr_slave_0 entered promiscuous mode [ 62.067530][ T8651] device hsr_slave_1 entered promiscuous mode [ 62.134764][ T8651] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.141954][ T8651] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.149606][ T8651] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.156685][ T8651] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.189837][ T8651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.200775][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.210685][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.218809][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.226491][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 62.238487][ T8651] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.248483][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.256870][ T3011] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.263966][ T3011] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.273756][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.282843][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.289941][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.309344][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.317998][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.326446][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready executing program [ 62.335164][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.344987][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.355272][ T8651] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.372967][ T8651] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.407968][ T8651] kasan: CONFIG_KASAN_INLINE enabled [ 62.413549][ T8651] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 62.422396][ T8651] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 62.429337][ T8651] CPU: 0 PID: 8651 Comm: syz-executor967 Not tainted 5.3.0-rc6-next-20190830 #75 [ 62.438465][ T8651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.448623][ T8651] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 62.454577][ T8651] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 62.474153][ T8651] RSP: 0018:ffff888097def450 EFLAGS: 00010246 [ 62.480191][ T8651] RAX: dffffc0000000000 RBX: ffff8880a40bb000 RCX: ffffffff81597aca [ 62.488258][ T8651] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a40bb368 [ 62.497190][ T8651] RBP: ffff888097def468 R08: 0000000000000004 R09: ffffed1012fbde7d [ 62.505135][ T8651] R10: ffffed1012fbde7c R11: 0000000000000003 R12: 0000000000000000 [ 62.513078][ T8651] R13: 0000000000000000 R14: ffff8880a40bb360 R15: ffff8880a40bb2c0 [ 62.521025][ T8651] FS: 00005555568f1880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 62.529926][ T8651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.536480][ T8651] CR2: 0000000020000610 CR3: 00000000a1ee7000 CR4: 00000000001406f0 [ 62.544429][ T8651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.552372][ T8651] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.560314][ T8651] Call Trace: [ 62.563580][ T8651] cbs_destroy+0x7d/0x2a0 [ 62.567883][ T8651] ? cbs_init+0x25d/0x450 [ 62.572183][ T8651] ? cbs_dequeue_soft+0x4b0/0x4b0 [ 62.577210][ T8651] qdisc_create+0xbc6/0x1210 [ 62.581810][ T8651] ? tc_get_qdisc+0xc10/0xc10 [ 62.586473][ T8651] ? __nla_parse+0x43/0x60 [ 62.590860][ T8651] tc_modify_qdisc+0x524/0x1c50 [ 62.595684][ T8651] ? qdisc_create+0x1210/0x1210 [ 62.600514][ T8651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 62.606734][ T8651] ? qdisc_create+0x1210/0x1210 [ 62.611564][ T8651] rtnetlink_rcv_msg+0x463/0xb00 [ 62.616488][ T8651] ? rtnetlink_put_metrics+0x590/0x590 [ 62.621932][ T8651] ? netlink_deliver_tap+0x22d/0xbf0 [ 62.627190][ T8651] ? find_held_lock+0x35/0x130 [ 62.631925][ T8651] netlink_rcv_skb+0x177/0x450 [ 62.636658][ T8651] ? rtnetlink_put_metrics+0x590/0x590 [ 62.642088][ T8651] ? netlink_ack+0xb50/0xb50 [ 62.646710][ T8651] ? __kasan_check_read+0x11/0x20 [ 62.651734][ T8651] ? netlink_deliver_tap+0x254/0xbf0 [ 62.657019][ T8651] rtnetlink_rcv+0x1d/0x30 [ 62.661412][ T8651] netlink_unicast+0x531/0x710 [ 62.666150][ T8651] ? netlink_attachskb+0x7c0/0x7c0 [ 62.671237][ T8651] ? _copy_from_iter_full+0x25d/0x8c0 [ 62.676588][ T8651] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 62.682287][ T8651] ? __check_object_size+0x3d/0x437 [ 62.687500][ T8651] netlink_sendmsg+0x8a5/0xd60 [ 62.692277][ T8651] ? netlink_unicast+0x710/0x710 [ 62.697192][ T8651] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 62.702711][ T8651] ? apparmor_socket_sendmsg+0x2a/0x30 [ 62.708160][ T8651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 62.714374][ T8651] ? security_socket_sendmsg+0x8d/0xc0 [ 62.719810][ T8651] ? netlink_unicast+0x710/0x710 [ 62.724722][ T8651] sock_sendmsg+0xd7/0x130 [ 62.729110][ T8651] ___sys_sendmsg+0x803/0x920 [ 62.733769][ T8651] ? copy_msghdr_from_user+0x440/0x440 [ 62.739219][ T8651] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 62.745426][ T8651] ? tomoyo_path_number_perm+0x263/0x520 [ 62.751047][ T8651] ? sock_ioctl+0x489/0x780 [ 62.755522][ T8651] ? dlci_ioctl_set+0x40/0x40 [ 62.760171][ T8651] ? __do_page_fault+0x56a/0xdd0 [ 62.765082][ T8651] ? dlci_ioctl_set+0x40/0x40 [ 62.769741][ T8651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 62.775952][ T8651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 62.782163][ T8651] ? __fget_light+0x1a9/0x230 [ 62.786813][ T8651] ? __fdget+0x1b/0x20 [ 62.790860][ T8651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 62.797072][ T8651] __sys_sendmsg+0x105/0x1d0 [ 62.801736][ T8651] ? __sys_sendmsg_sock+0xd0/0xd0 [ 62.806747][ T8651] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 62.812178][ T8651] ? do_syscall_64+0x26/0x760 [ 62.816832][ T8651] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.822870][ T8651] ? do_syscall_64+0x26/0x760 [ 62.827522][ T8651] __x64_sys_sendmsg+0x78/0xb0 [ 62.832258][ T8651] do_syscall_64+0xfa/0x760 [ 62.836743][ T8651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.842615][ T8651] RIP: 0033:0x441b59 [ 62.846484][ T8651] 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 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.866058][ T8651] RSP: 002b:00007ffd23138f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.874452][ T8651] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441b59 [ 62.882393][ T8651] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 62.890337][ T8651] RBP: 00007ffd23138fa0 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 62.898279][ T8651] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 62.906235][ T8651] R13: 00000000004030f0 R14: 0000000000000000 R15: 0000000000000000 [ 62.914183][ T8651] Modules linked in: [ 62.919541][ T8651] ---[ end trace 9265d46d3b3c826b ]--- [ 62.925043][ T8651] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 62.931081][ T8651] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 62.950884][ T8651] RSP: 0018:ffff888097def450 EFLAGS: 00010246 [ 62.956926][ T8651] RAX: dffffc0000000000 RBX: ffff8880a40bb000 RCX: ffffffff81597aca [ 62.964940][ T8651] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a40bb368 [ 62.972917][ T8651] RBP: ffff888097def468 R08: 0000000000000004 R09: ffffed1012fbde7d [ 62.980932][ T8651] R10: ffffed1012fbde7c R11: 0000000000000003 R12: 0000000000000000 [ 62.988904][ T8651] R13: 0000000000000000 R14: ffff8880a40bb360 R15: ffff8880a40bb2c0 [ 62.996855][ T8651] FS: 00005555568f1880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 63.005792][ T8651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.012378][ T8651] CR2: 0000000020000610 CR3: 00000000a1ee7000 CR4: 00000000001406f0 [ 63.020367][ T8651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.028352][ T8651] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.036300][ T8651] Kernel panic - not syncing: Fatal exception [ 63.043527][ T8651] Kernel Offset: disabled [ 63.047842][ T8651] Rebooting in 86400 seconds..