Warning: Permanently added '10.128.0.183' (ECDSA) to the list of known hosts. 2019/08/19 23:23:24 parsed 1 programs 2019/08/19 23:23:25 executed programs: 0 [ 72.761953] IPVS: ftp: loaded support on port[0] = 21 [ 72.769255] IPVS: ftp: loaded support on port[0] = 21 [ 72.779218] IPVS: ftp: loaded support on port[0] = 21 [ 72.800527] IPVS: ftp: loaded support on port[0] = 21 [ 72.807881] IPVS: ftp: loaded support on port[0] = 21 [ 72.807962] IPVS: ftp: loaded support on port[0] = 21 [ 73.287509] ip (6074) used greatest stack depth: 23552 bytes left [ 73.658661] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.668957] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.684464] device bridge_slave_0 entered promiscuous mode [ 73.719296] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.727397] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.739387] device bridge_slave_0 entered promiscuous mode [ 73.756501] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.767477] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.774619] device bridge_slave_0 entered promiscuous mode [ 73.797796] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.804282] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.812955] device bridge_slave_1 entered promiscuous mode [ 73.822435] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.829954] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.838567] device bridge_slave_0 entered promiscuous mode [ 73.849675] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.856075] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.864125] device bridge_slave_1 entered promiscuous mode [ 73.871362] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.878886] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.886030] device bridge_slave_1 entered promiscuous mode [ 73.902143] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.910182] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.917912] device bridge_slave_1 entered promiscuous mode [ 73.925491] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.933222] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.941081] device bridge_slave_0 entered promiscuous mode [ 73.957500] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.964207] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.973364] device bridge_slave_0 entered promiscuous mode [ 73.999971] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.006380] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.019544] device bridge_slave_1 entered promiscuous mode [ 74.034549] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.046436] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.059061] device bridge_slave_1 entered promiscuous mode [ 74.153113] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.183501] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.211025] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.223312] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.246599] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.265694] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.281936] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.295093] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.311417] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.348638] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.368276] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.380576] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.394305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.407670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.424297] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.449290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.458581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.486332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.499465] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.545442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.558083] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.622496] team0: Port device team_slave_0 added [ 74.633180] team0: Port device team_slave_0 added [ 74.650919] team0: Port device team_slave_0 added [ 74.663718] team0: Port device team_slave_0 added [ 74.675272] team0: Port device team_slave_1 added [ 74.698822] team0: Port device team_slave_1 added [ 74.706777] team0: Port device team_slave_0 added [ 74.720683] team0: Port device team_slave_1 added [ 74.749040] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.762246] team0: Port device team_slave_1 added [ 74.770062] team0: Port device team_slave_1 added [ 74.779120] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.792025] team0: Port device team_slave_0 added [ 74.805111] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.836936] team0: Port device team_slave_1 added [ 74.846304] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.855285] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.871753] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.898563] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.906422] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.914541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.922913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.936548] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.946566] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.955276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.970848] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.981891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.000475] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.009689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.017522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.027519] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.046725] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.073944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.084685] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.092697] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.101040] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.109791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.117888] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.125553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.146611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.167646] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.175987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.202579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.229057] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.237858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.247399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.274614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.303341] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.619577] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.626389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.633755] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.640178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.662703] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.669353] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.676024] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.682583] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.713459] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.719975] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.726665] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.733080] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.757898] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.764380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.771094] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.777527] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.844893] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.851310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.857973] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.864434] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.881858] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.888291] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.894880] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.901346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.443802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.462592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.479719] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.488523] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.496111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.503724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.684364] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.694432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.707278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.778722] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.855285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.994271] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.013854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.023768] ip (7112) used greatest stack depth: 23280 bytes left [ 78.052021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.063117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.071078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.093609] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.102554] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.208575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.215758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.246813] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.255987] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.270255] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.286106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.317612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.411530] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.420151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.440873] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.463071] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.616586] 8021q: adding VLAN 0 to HW filter on device team0 2019/08/19 23:23:32 executed programs: 6 [ 247.317228] INFO: task syz-executor0:8872 blocked for more than 143 seconds. [ 247.324770] Not tainted 5.3.0-rc5+ #1 [ 247.329362] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.337578] syz-executor0 D26560 8872 5960 0x00004004 [ 247.343476] Call Trace: [ 247.346162] __schedule+0x719/0x1530 [ 247.350214] ? __sched_text_start+0x8/0x8 [ 247.355130] schedule+0x8f/0x260 [ 247.358711] schedule_preempt_disabled+0x13/0x20 [ 247.364023] __mutex_lock+0x8bf/0x1410 [ 247.368160] ? ctrl_getfamily+0x2c0/0x400 [ 247.372632] ? mutex_lock_io_nested+0x1280/0x1280 [ 247.377807] ? lock_acquire+0x194/0x410 [ 247.381879] ? ctrl_getfamily+0x2b2/0x400 [ 247.386058] ? down_read_killable+0x440/0x440 [ 247.390861] mutex_lock_nested+0x16/0x20 [ 247.395245] ? mutex_lock_nested+0x16/0x20 [ 247.399993] ctrl_getfamily+0x2c0/0x400 [ 247.404166] genl_family_rcv_msg+0x5d5/0x1150 [ 247.408957] ? genl_unregister_family+0x6d0/0x6d0 [ 247.413981] ? __kasan_check_read+0x11/0x20 [ 247.418520] ? __lock_acquire+0x96a/0x4b70 [ 247.422942] genl_rcv_msg+0xa7/0x140 [ 247.426739] netlink_rcv_skb+0x13f/0x380 [ 247.431024] ? genl_family_rcv_msg+0x1150/0x1150 [ 247.436239] ? netlink_ack+0x990/0x990 [ 247.440519] ? netlink_deliver_tap+0x182/0xad0 [ 247.445283] ? __kasan_check_read+0x11/0x20 [ 247.450149] genl_rcv+0x23/0x40 [ 247.453511] netlink_unicast+0x444/0x640 [ 247.457871] ? netlink_attachskb+0x6f0/0x6f0 [ 247.462575] ? _copy_from_iter_full+0x19e/0x7e0 [ 247.467593] ? __kasan_check_read+0x11/0x20 [ 247.471997] ? __check_object_size+0x203/0x2ea [ 247.476610] netlink_sendmsg+0x75d/0xc40 [ 247.481178] ? netlink_unicast+0x640/0x640 [ 247.485512] ? apparmor_socket_sendmsg+0x1b/0x20 [ 247.490425] ? netlink_unicast+0x640/0x640 [ 247.494873] sock_sendmsg+0xe6/0x110 [ 247.498927] ___sys_sendmsg+0x658/0x980 [ 247.502903] ? copy_msghdr_from_user+0x420/0x420 [ 247.508009] ? lock_downgrade+0x900/0x900 [ 247.512617] ? __kasan_check_read+0x11/0x20 [ 247.517347] ? __fget+0x2b1/0x420 [ 247.520977] ? ksys_dup3+0x2e0/0x2e0 [ 247.524687] ? __fget_light+0x179/0x1f0 [ 247.528792] ? __fdget+0xe/0x10 [ 247.532411] __sys_sendmsg+0xd9/0x180 [ 247.536207] ? __sys_sendmsg_sock+0xb0/0xb0 [ 247.540797] ? __fd_install+0x179/0x4b0 [ 247.544943] ? fd_install+0x47/0x60 [ 247.548770] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.554334] __x64_sys_sendmsg+0x73/0xb0 [ 247.558617] do_syscall_64+0xd6/0x550 [ 247.562737] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.568100] RIP: 0033:0x411231 [ 247.571378] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 247.591577] RSP: 002b:00007f28cad199c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 247.599794] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 247.607510] RDX: 0000000000000000 RSI: 00007f28cad19a00 RDI: 0000000000000006 [ 247.615475] RBP: 0000000000000006 R08: 00007f28cad199d0 R09: 000000000072bf00 [ 247.622901] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f28cad19a40 [ 247.630781] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 247.638384] INFO: task syz-executor3:8868 blocked for more than 143 seconds. [ 247.645592] Not tainted 5.3.0-rc5+ #1 [ 247.650065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.658468] syz-executor3 D26560 8868 5956 0x00004004 [ 247.664429] Call Trace: [ 247.667278] __schedule+0x719/0x1530 [ 247.671016] ? __sched_text_start+0x8/0x8 [ 247.675262] schedule+0x8f/0x260 [ 247.678967] schedule_preempt_disabled+0x13/0x20 [ 247.683896] __mutex_lock+0x8bf/0x1410 [ 247.687972] ? ctrl_getfamily+0x2c0/0x400 [ 247.692123] ? mutex_lock_io_nested+0x1280/0x1280 [ 247.697272] ? lock_acquire+0x194/0x410 [ 247.701250] ? ctrl_getfamily+0x2b2/0x400 [ 247.705596] ? down_read_killable+0x440/0x440 [ 247.710250] mutex_lock_nested+0x16/0x20 [ 247.714486] ? mutex_lock_nested+0x16/0x20 [ 247.719082] ctrl_getfamily+0x2c0/0x400 [ 247.723064] genl_family_rcv_msg+0x5d5/0x1150 [ 247.728090] ? genl_unregister_family+0x6d0/0x6d0 [ 247.748082] ? __kasan_check_read+0x11/0x20 [ 247.752502] ? __lock_acquire+0x96a/0x4b70 [ 247.756841] genl_rcv_msg+0xa7/0x140 [ 247.760730] netlink_rcv_skb+0x13f/0x380 [ 247.764893] ? genl_family_rcv_msg+0x1150/0x1150 [ 247.770258] ? netlink_ack+0x990/0x990 [ 247.774313] ? netlink_deliver_tap+0x182/0xad0 [ 247.779029] ? __kasan_check_read+0x11/0x20 [ 247.783348] genl_rcv+0x23/0x40 [ 247.786615] netlink_unicast+0x444/0x640 [ 247.791154] ? netlink_attachskb+0x6f0/0x6f0 [ 247.795568] ? _copy_from_iter_full+0x19e/0x7e0 [ 247.800699] ? __kasan_check_read+0x11/0x20 [ 247.805019] ? __check_object_size+0x203/0x2ea [ 247.809925] netlink_sendmsg+0x75d/0xc40 [ 247.814205] ? netlink_unicast+0x640/0x640 [ 247.818871] ? apparmor_socket_sendmsg+0x1b/0x20 [ 247.823623] ? netlink_unicast+0x640/0x640 [ 247.827975] sock_sendmsg+0xe6/0x110 [ 247.831853] ___sys_sendmsg+0x658/0x980 [ 247.835910] ? copy_msghdr_from_user+0x420/0x420 [ 247.840815] ? lock_downgrade+0x900/0x900 [ 247.844968] ? __kasan_check_read+0x11/0x20 [ 247.849462] ? __fget+0x2b1/0x420 [ 247.852918] ? ksys_dup3+0x2e0/0x2e0 [ 247.856765] ? __fget_light+0x179/0x1f0 [ 247.860895] ? __fdget+0xe/0x10 [ 247.864177] __sys_sendmsg+0xd9/0x180 [ 247.868271] ? __sys_sendmsg_sock+0xb0/0xb0 [ 247.872596] ? __fd_install+0x179/0x4b0 [ 247.876650] ? fd_install+0x47/0x60 [ 247.880416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.885780] __x64_sys_sendmsg+0x73/0xb0 [ 247.890002] do_syscall_64+0xd6/0x550 [ 247.893800] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.899104] RIP: 0033:0x411231 [ 247.902287] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 247.921772] RSP: 002b:00007efcaf5289c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 247.930034] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 247.938034] RDX: 0000000000000000 RSI: 00007efcaf528a00 RDI: 0000000000000006 [ 247.945396] RBP: 0000000000000006 R08: 00007efcaf5289d0 R09: 000000000072bf00 [ 247.952930] R10: 0000000000000000 R11: 0000000000000293 R12: 00007efcaf528a40 [ 247.960392] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 247.967796] INFO: task syz-executor4:8878 blocked for more than 144 seconds. [ 247.975062] Not tainted 5.3.0-rc5+ #1 [ 247.979522] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.987870] syz-executor4 D26984 8878 5964 0x00004004 [ 247.993582] Call Trace: [ 247.996173] __schedule+0x719/0x1530 [ 248.000750] ? __sched_text_start+0x8/0x8 [ 248.004909] schedule+0x8f/0x260 [ 248.008442] schedule_preempt_disabled+0x13/0x20 [ 248.013363] __mutex_lock+0x8bf/0x1410 [ 248.017366] ? ctrl_getfamily+0x2c0/0x400 [ 248.021615] ? mutex_lock_io_nested+0x1280/0x1280 [ 248.026536] ? lock_acquire+0x194/0x410 [ 248.030749] ? ctrl_getfamily+0x2b2/0x400 [ 248.034898] ? down_read_killable+0x440/0x440 [ 248.039516] mutex_lock_nested+0x16/0x20 [ 248.043688] ? mutex_lock_nested+0x16/0x20 [ 248.048427] ctrl_getfamily+0x2c0/0x400 [ 248.052404] genl_family_rcv_msg+0x5d5/0x1150 [ 248.056892] ? genl_unregister_family+0x6d0/0x6d0 [ 248.062066] ? __kasan_check_read+0x11/0x20 [ 248.066559] ? __lock_acquire+0x96a/0x4b70 [ 248.070949] genl_rcv_msg+0xa7/0x140 [ 248.074805] netlink_rcv_skb+0x13f/0x380 [ 248.079105] ? genl_family_rcv_msg+0x1150/0x1150 [ 248.083857] ? netlink_ack+0x990/0x990 [ 248.087871] ? netlink_deliver_tap+0x182/0xad0 [ 248.092448] ? __kasan_check_read+0x11/0x20 [ 248.096766] genl_rcv+0x23/0x40 [ 248.100256] netlink_unicast+0x444/0x640 [ 248.104335] ? netlink_attachskb+0x6f0/0x6f0 [ 248.108889] ? _copy_from_iter_full+0x19e/0x7e0 [ 248.113695] ? __kasan_check_read+0x11/0x20 [ 248.118178] ? __check_object_size+0x203/0x2ea [ 248.122848] netlink_sendmsg+0x75d/0xc40 [ 248.126901] ? netlink_unicast+0x640/0x640 [ 248.131316] ? apparmor_socket_sendmsg+0x1b/0x20 [ 248.136456] ? netlink_unicast+0x640/0x640 [ 248.141343] sock_sendmsg+0xe6/0x110 [ 248.145406] ___sys_sendmsg+0x658/0x980 [ 248.149979] ? copy_msghdr_from_user+0x420/0x420 [ 248.155166] ? lock_downgrade+0x900/0x900 [ 248.159741] ? __kasan_check_read+0x11/0x20 [ 248.164505] ? __fget+0x2b1/0x420 [ 248.168183] ? ksys_dup3+0x2e0/0x2e0 [ 248.171985] ? __fget_light+0x179/0x1f0 [ 248.176390] ? __fdget+0xe/0x10 [ 248.179929] __sys_sendmsg+0xd9/0x180 [ 248.183850] ? __sys_sendmsg_sock+0xb0/0xb0 [ 248.188477] ? __fd_install+0x179/0x4b0 [ 248.192549] ? fd_install+0x47/0x60 [ 248.196452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.202444] __x64_sys_sendmsg+0x73/0xb0 [ 248.206853] do_syscall_64+0xd6/0x550 [ 248.211070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.216693] RIP: 0033:0x411231 [ 248.220210] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 248.240042] RSP: 002b:00007f704d7be9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 248.248439] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 248.255975] RDX: 0000000000000000 RSI: 00007f704d7bea00 RDI: 0000000000000004 [ 248.263801] RBP: 0000000000000004 R08: 00007f704d7be9d0 R09: 000000000072bf00 [ 248.271305] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f704d7bea40 [ 248.279154] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 248.286608] INFO: task syz-executor4:8892 blocked for more than 144 seconds. [ 248.294101] Not tainted 5.3.0-rc5+ #1 [ 248.298706] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 248.306810] syz-executor4 D29016 8892 5964 0x00000004 [ 248.312747] Call Trace: [ 248.315342] __schedule+0x719/0x1530 [ 248.319372] ? __sched_text_start+0x8/0x8 [ 248.323600] schedule+0x8f/0x260 [ 248.327229] schedule_preempt_disabled+0x13/0x20 [ 248.331991] __mutex_lock+0x8bf/0x1410 [ 248.336138] ? genl_rcv_msg+0x10e/0x140 [ 248.340491] ? mutex_lock_io_nested+0x1280/0x1280 [ 248.345336] ? __lock_acquire+0x100f/0x4b70 [ 248.349845] ? __kasan_check_read+0x11/0x20 [ 248.354458] ? __lock_acquire+0x96a/0x4b70 [ 248.359276] ? mark_held_locks+0x130/0x130 [ 248.363508] mutex_lock_nested+0x16/0x20 [ 248.367889] ? mutex_lock_nested+0x16/0x20 [ 248.372333] genl_rcv_msg+0x10e/0x140 [ 248.376131] netlink_rcv_skb+0x13f/0x380 [ 248.380454] ? genl_family_rcv_msg+0x1150/0x1150 [ 248.385375] ? netlink_ack+0x990/0x990 [ 248.389818] ? netlink_deliver_tap+0x182/0xad0 [ 248.396332] ? __kasan_check_read+0x11/0x20 [ 248.401150] genl_rcv+0x23/0x40 [ 248.404907] netlink_unicast+0x444/0x640 [ 248.409567] ? netlink_attachskb+0x6f0/0x6f0 [ 248.414159] ? _copy_from_iter_full+0x19e/0x7e0 [ 248.419419] ? __kasan_check_read+0x11/0x20 [ 248.423913] ? __check_object_size+0x203/0x2ea [ 248.429490] netlink_sendmsg+0x75d/0xc40 [ 248.433561] ? netlink_unicast+0x640/0x640 [ 248.438016] ? apparmor_socket_sendmsg+0x1b/0x20 [ 248.442854] ? netlink_unicast+0x640/0x640 [ 248.447422] sock_sendmsg+0xe6/0x110 [ 248.451230] ___sys_sendmsg+0x658/0x980 [ 248.455377] ? copy_msghdr_from_user+0x420/0x420 [ 248.460394] ? lock_downgrade+0x900/0x900 [ 248.465081] ? __kasan_check_read+0x11/0x20 [ 248.469528] ? __fget+0x2b1/0x420 [ 248.472986] ? ksys_dup3+0x2e0/0x2e0 [ 248.476791] ? __fget_light+0x179/0x1f0 [ 248.480900] ? __fdget+0xe/0x10 [ 248.484707] __sys_sendmsg+0xd9/0x180 [ 248.488829] ? __sys_sendmsg_sock+0xb0/0xb0 [ 248.493811] ? __fd_install+0x179/0x4b0 [ 248.498136] ? fd_install+0x47/0x60 [ 248.501871] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.507470] __x64_sys_sendmsg+0x73/0xb0 [ 248.511701] do_syscall_64+0xd6/0x550 [ 248.515587] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.520961] RIP: 0033:0x411231 [ 248.524246] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 248.544263] RSP: 002b:00007f704d79d9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 248.552390] RAX: ffffffffffffffda RBX: 00007f704d79da58 RCX: 0000000000411231 [ 248.560959] RDX: 0000000000000000 RSI: 00007f704d79da00 RDI: 0000000000000006 [ 248.568553] RBP: 0000000000000006 R08: 000000000000000b R09: 0000000000000000 [ 248.576691] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f704d79da40 [ 248.584407] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 248.591895] INFO: task syz-executor4:8898 blocked for more than 144 seconds. [ 248.599391] Not tainted 5.3.0-rc5+ #1 [ 248.604576] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 248.612984] syz-executor4 D28544 8898 5964 0x00004004 [ 248.619269] Call Trace: [ 248.621867] __schedule+0x719/0x1530 [ 248.626027] ? __sched_text_start+0x8/0x8 [ 248.630607] schedule+0x8f/0x260 [ 248.634067] schedule_preempt_disabled+0x13/0x20 [ 248.639324] __mutex_lock+0x8bf/0x1410 [ 248.643558] ? genl_rcv_msg+0x10e/0x140 [ 248.648107] ? mutex_lock_io_nested+0x1280/0x1280 [ 248.653052] ? __lock_acquire+0x100f/0x4b70 [ 248.657590] ? __kasan_check_read+0x11/0x20 [ 248.662178] ? __lock_acquire+0x96a/0x4b70 [ 248.666411] ? mark_held_locks+0x130/0x130 [ 248.670815] mutex_lock_nested+0x16/0x20 [ 248.675538] ? mutex_lock_nested+0x16/0x20 [ 248.680188] genl_rcv_msg+0x10e/0x140 [ 248.684776] netlink_rcv_skb+0x13f/0x380 [ 248.689198] ? genl_family_rcv_msg+0x1150/0x1150 [ 248.694039] ? netlink_ack+0x990/0x990 [ 248.698170] ? netlink_deliver_tap+0x182/0xad0 [ 248.702920] ? __kasan_check_read+0x11/0x20 [ 248.707683] genl_rcv+0x23/0x40 [ 248.711050] netlink_unicast+0x444/0x640 [ 248.715882] ? netlink_attachskb+0x6f0/0x6f0 [ 248.720637] ? _copy_from_iter_full+0x19e/0x7e0 [ 248.725400] ? __kasan_check_read+0x11/0x20 [ 248.730117] ? __check_object_size+0x203/0x2ea [ 248.735048] netlink_sendmsg+0x75d/0xc40 [ 248.739858] ? netlink_unicast+0x640/0x640 [ 248.744198] ? apparmor_socket_sendmsg+0x1b/0x20 [ 248.749690] ? netlink_unicast+0x640/0x640 [ 248.754104] sock_sendmsg+0xe6/0x110 [ 248.758120] ___sys_sendmsg+0x658/0x980 [ 248.762293] ? copy_msghdr_from_user+0x420/0x420 [ 248.767431] ? lock_downgrade+0x900/0x900 [ 248.771856] ? __kasan_check_read+0x11/0x20 [ 248.776178] ? __fget+0x2b1/0x420 [ 248.779886] ? ksys_dup3+0x2e0/0x2e0 [ 248.783688] ? __fget_light+0x179/0x1f0 [ 248.788042] ? __fdget+0xe/0x10 [ 248.791328] __sys_sendmsg+0xd9/0x180 [ 248.795300] ? __sys_sendmsg_sock+0xb0/0xb0 [ 248.799838] ? __fd_install+0x179/0x4b0 [ 248.803809] ? fd_install+0x47/0x60 [ 248.807592] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.813095] __x64_sys_sendmsg+0x73/0xb0 [ 248.817349] do_syscall_64+0xd6/0x550 [ 248.821175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.826356] RIP: 0033:0x411231 [ 248.829688] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 248.849385] RSP: 002b:00007f704d77c9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 248.857314] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 248.864668] RDX: 0000000000000000 RSI: 00007f704d77ca00 RDI: 0000000000000008 [ 248.872280] RBP: 0000000000000008 R08: 00007f704d77c9d0 R09: 000000000072c040 [ 248.880176] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f704d77ca40 [ 248.887838] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 248.895303] INFO: task syz-executor5:8884 blocked for more than 144 seconds. [ 248.902699] Not tainted 5.3.0-rc5+ #1 [ 248.907372] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 248.915334] syz-executor5 D29016 8884 5962 0x00000004 [ 248.921264] Call Trace: [ 248.923851] __schedule+0x719/0x1530 [ 248.927696] ? __sched_text_start+0x8/0x8 [ 248.931846] schedule+0x8f/0x260 [ 248.935290] schedule_preempt_disabled+0x13/0x20 [ 248.940531] __mutex_lock+0x8bf/0x1410 [ 248.944506] ? genl_rcv_msg+0x10e/0x140 [ 248.948596] ? mutex_lock_io_nested+0x1280/0x1280 [ 248.953524] ? __lock_acquire+0x100f/0x4b70 [ 248.957982] ? __kasan_check_read+0x11/0x20 [ 248.962328] ? __lock_acquire+0x96a/0x4b70 [ 248.966688] ? mark_held_locks+0x130/0x130 [ 248.971058] mutex_lock_nested+0x16/0x20 [ 248.975456] ? mutex_lock_nested+0x16/0x20 [ 248.979803] genl_rcv_msg+0x10e/0x140 [ 248.983603] netlink_rcv_skb+0x13f/0x380 [ 248.987769] ? genl_family_rcv_msg+0x1150/0x1150 [ 248.992525] ? netlink_ack+0x990/0x990 [ 248.996406] ? netlink_deliver_tap+0x182/0xad0 [ 249.001146] ? __kasan_check_read+0x11/0x20 [ 249.006021] genl_rcv+0x23/0x40 [ 249.009768] netlink_unicast+0x444/0x640 [ 249.013829] ? netlink_attachskb+0x6f0/0x6f0 [ 249.018369] ? _copy_from_iter_full+0x19e/0x7e0 [ 249.023168] ? __kasan_check_read+0x11/0x20 [ 249.027616] ? __check_object_size+0x203/0x2ea [ 249.032286] netlink_sendmsg+0x75d/0xc40 [ 249.036341] ? netlink_unicast+0x640/0x640 [ 249.040718] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.045556] ? netlink_unicast+0x640/0x640 [ 249.050043] sock_sendmsg+0xe6/0x110 [ 249.053754] ___sys_sendmsg+0x658/0x980 [ 249.057851] ? copy_msghdr_from_user+0x420/0x420 [ 249.062599] ? lock_downgrade+0x900/0x900 [ 249.066926] ? __kasan_check_read+0x11/0x20 [ 249.071423] ? __fget+0x2b1/0x420 [ 249.074881] ? ksys_dup3+0x2e0/0x2e0 [ 249.078801] ? __fget_light+0x179/0x1f0 [ 249.082767] ? __fdget+0xe/0x10 [ 249.086054] __sys_sendmsg+0xd9/0x180 [ 249.090077] ? __sys_sendmsg_sock+0xb0/0xb0 [ 249.094467] ? __fd_install+0x179/0x4b0 [ 249.098568] ? fd_install+0x47/0x60 [ 249.102436] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.107933] __x64_sys_sendmsg+0x73/0xb0 [ 249.112083] do_syscall_64+0xd6/0x550 [ 249.115877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.121314] RIP: 0033:0x411231 [ 249.124503] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 249.143747] RSP: 002b:00007f069b6919c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 249.151612] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 249.159171] RDX: 0000000000000000 RSI: 00007f069b691a00 RDI: 0000000000000004 [ 249.166608] RBP: 0000000000000004 R08: 00007f069b6919d0 R09: 000000000072bf00 [ 249.174098] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f069b691a40 [ 249.181568] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 249.189144] INFO: task syz-executor5:8897 blocked for more than 145 seconds. [ 249.196391] Not tainted 5.3.0-rc5+ #1 [ 249.200986] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 249.209156] syz-executor5 D29016 8897 5962 0x00004004 [ 249.214789] Call Trace: [ 249.217620] __schedule+0x719/0x1530 [ 249.221472] ? __sched_text_start+0x8/0x8 [ 249.225618] schedule+0x8f/0x260 [ 249.236759] schedule_preempt_disabled+0x13/0x20 [ 249.241683] __mutex_lock+0x8bf/0x1410 [ 249.245583] ? genl_rcv_msg+0x10e/0x140 [ 249.249693] ? mutex_lock_io_nested+0x1280/0x1280 [ 249.254538] ? __lock_acquire+0x100f/0x4b70 [ 249.259282] ? __kasan_check_read+0x11/0x20 [ 249.263598] ? __lock_acquire+0x96a/0x4b70 [ 249.268047] ? mark_held_locks+0x130/0x130 [ 249.272380] mutex_lock_nested+0x16/0x20 [ 249.276606] ? mutex_lock_nested+0x16/0x20 [ 249.281101] genl_rcv_msg+0x10e/0x140 [ 249.285133] netlink_rcv_skb+0x13f/0x380 [ 249.289510] ? genl_family_rcv_msg+0x1150/0x1150 [ 249.294315] ? netlink_ack+0x990/0x990 [ 249.298360] ? netlink_deliver_tap+0x182/0xad0 [ 249.303033] ? __kasan_check_read+0x11/0x20 [ 249.307552] genl_rcv+0x23/0x40 [ 249.310827] netlink_unicast+0x444/0x640 [ 249.314892] ? netlink_attachskb+0x6f0/0x6f0 [ 249.319442] ? _copy_from_iter_full+0x19e/0x7e0 [ 249.324297] ? __kasan_check_read+0x11/0x20 [ 249.328856] ? __check_object_size+0x203/0x2ea [ 249.333525] netlink_sendmsg+0x75d/0xc40 [ 249.337707] ? netlink_unicast+0x640/0x640 [ 249.342038] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.346966] ? netlink_unicast+0x640/0x640 [ 249.351656] sock_sendmsg+0xe6/0x110 [ 249.355387] ___sys_sendmsg+0x658/0x980 [ 249.359598] ? copy_msghdr_from_user+0x420/0x420 [ 249.364348] ? lock_downgrade+0x900/0x900 [ 249.368717] ? __kasan_check_read+0x11/0x20 [ 249.373130] ? __fget+0x2b1/0x420 [ 249.376666] ? ksys_dup3+0x2e0/0x2e0 [ 249.380638] ? __fget_light+0x179/0x1f0 [ 249.384883] ? __fdget+0xe/0x10 [ 249.388635] __sys_sendmsg+0xd9/0x180 [ 249.392430] ? __sys_sendmsg_sock+0xb0/0xb0 [ 249.405682] ? __fd_install+0x179/0x4b0 [ 249.409878] ? fd_install+0x47/0x60 [ 249.413605] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.419428] __x64_sys_sendmsg+0x73/0xb0 [ 249.423488] do_syscall_64+0xd6/0x550 [ 249.427738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.433042] RIP: 0033:0x411231 [ 249.436336] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 249.458077] RSP: 002b:00007f069b6709c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 249.466276] RAX: ffffffffffffffda RBX: 00007f069b670a58 RCX: 0000000000411231 [ 249.474257] RDX: 0000000000000000 RSI: 00007f069b670a00 RDI: 0000000000000006 [ 249.481762] RBP: 0000000000000006 R08: 000000000000000b R09: 0000000000000000 [ 249.490704] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f069b670a40 [ 249.498825] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 249.506761] INFO: task syz-executor5:8901 blocked for more than 145 seconds. [ 249.515079] Not tainted 5.3.0-rc5+ #1 [ 249.519794] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 249.529373] syz-executor5 D28544 8901 5962 0x00004004 [ 249.535795] Call Trace: [ 249.538706] __schedule+0x719/0x1530 [ 249.542415] ? __sched_text_start+0x8/0x8 [ 249.546838] schedule+0x8f/0x260 [ 249.550686] schedule_preempt_disabled+0x13/0x20 [ 249.556239] __mutex_lock+0x8bf/0x1410 [ 249.560738] ? genl_rcv_msg+0x10e/0x140 [ 249.564888] ? mutex_lock_io_nested+0x1280/0x1280 [ 249.570062] ? __lock_acquire+0x100f/0x4b70 [ 249.575122] ? __kasan_check_read+0x11/0x20 [ 249.579713] ? __lock_acquire+0x96a/0x4b70 [ 249.584044] ? mark_held_locks+0x130/0x130 [ 249.588580] mutex_lock_nested+0x16/0x20 [ 249.592645] ? mutex_lock_nested+0x16/0x20 [ 249.598136] genl_rcv_msg+0x10e/0x140 [ 249.601931] netlink_rcv_skb+0x13f/0x380 [ 249.605981] ? genl_family_rcv_msg+0x1150/0x1150 [ 249.611258] ? netlink_ack+0x990/0x990 [ 249.615140] ? netlink_deliver_tap+0x182/0xad0 [ 249.619946] ? __kasan_check_read+0x11/0x20 [ 249.624355] genl_rcv+0x23/0x40 [ 249.627850] netlink_unicast+0x444/0x640 [ 249.631929] ? netlink_attachskb+0x6f0/0x6f0 [ 249.636764] ? _copy_from_iter_full+0x19e/0x7e0 [ 249.641805] ? __kasan_check_read+0x11/0x20 [ 249.646805] ? __check_object_size+0x203/0x2ea [ 249.651698] netlink_sendmsg+0x75d/0xc40 [ 249.655766] ? netlink_unicast+0x640/0x640 [ 249.660251] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.665016] ? netlink_unicast+0x640/0x640 [ 249.669588] sock_sendmsg+0xe6/0x110 [ 249.673393] ___sys_sendmsg+0x658/0x980 [ 249.677669] ? copy_msghdr_from_user+0x420/0x420 [ 249.682435] ? lock_downgrade+0x900/0x900 [ 249.686927] ? __kasan_check_read+0x11/0x20 [ 249.691581] ? __fget+0x2b1/0x420 [ 249.695150] ? ksys_dup3+0x2e0/0x2e0 [ 249.699100] ? __fget_light+0x179/0x1f0 [ 249.703327] ? __fdget+0xe/0x10 [ 249.707569] __sys_sendmsg+0xd9/0x180 [ 249.711454] ? __sys_sendmsg_sock+0xb0/0xb0 [ 249.715854] ? __fd_install+0x179/0x4b0 [ 249.720068] ? fd_install+0x47/0x60 [ 249.723699] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.729395] __x64_sys_sendmsg+0x73/0xb0 [ 249.734498] do_syscall_64+0xd6/0x550 [ 249.738550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.743731] RIP: 0033:0x411231 [ 249.746924] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 249.766142] RSP: 002b:00007f069b64f9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 249.774413] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 249.782188] RDX: 0000000000000000 RSI: 00007f069b64fa00 RDI: 0000000000000008 [ 249.789656] RBP: 0000000000000008 R08: 00007f069b64f9d0 R09: 000000000072c040 [ 249.797461] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f069b64fa40 [ 249.804730] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 249.812391] INFO: task syz-executor5:8906 blocked for more than 145 seconds. [ 249.819869] Not tainted 5.3.0-rc5+ #1 [ 249.824179] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 249.832511] syz-executor5 D29000 8906 5962 0x00004004 [ 249.838502] Call Trace: [ 249.841090] __schedule+0x719/0x1530 [ 249.845064] ? __sched_text_start+0x8/0x8 [ 249.849466] schedule+0x8f/0x260 [ 249.852912] schedule_preempt_disabled+0x13/0x20 [ 249.858014] __mutex_lock+0x8bf/0x1410 [ 249.861900] ? genl_rcv_msg+0x10e/0x140 [ 249.865954] ? mutex_lock_io_nested+0x1280/0x1280 [ 249.871237] ? __lock_acquire+0x100f/0x4b70 [ 249.875553] ? __kasan_check_read+0x11/0x20 [ 249.880208] ? __lock_acquire+0x96a/0x4b70 [ 249.884526] ? mark_held_locks+0x130/0x130 [ 249.888982] mutex_lock_nested+0x16/0x20 [ 249.893125] ? mutex_lock_nested+0x16/0x20 [ 249.897575] genl_rcv_msg+0x10e/0x140 [ 249.901756] netlink_rcv_skb+0x13f/0x380 [ 249.905809] ? genl_family_rcv_msg+0x1150/0x1150 [ 249.910896] ? netlink_ack+0x990/0x990 [ 249.914775] ? netlink_deliver_tap+0x182/0xad0 [ 249.919568] ? __kasan_check_read+0x11/0x20 [ 249.923889] genl_rcv+0x23/0x40 [ 249.927531] netlink_unicast+0x444/0x640 [ 249.931766] ? netlink_attachskb+0x6f0/0x6f0 [ 249.936256] ? _copy_from_iter_full+0x19e/0x7e0 [ 249.941248] ? __kasan_check_read+0x11/0x20 [ 249.945668] ? __check_object_size+0x203/0x2ea [ 249.950669] netlink_sendmsg+0x75d/0xc40 [ 249.954735] ? netlink_unicast+0x640/0x640 [ 249.959221] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.964184] ? netlink_unicast+0x640/0x640 [ 249.968746] sock_sendmsg+0xe6/0x110 [ 249.972455] ___sys_sendmsg+0x658/0x980 [ 249.976424] ? copy_msghdr_from_user+0x420/0x420 [ 249.981596] ? lock_downgrade+0x900/0x900 [ 249.985748] ? __kasan_check_read+0x11/0x20 [ 249.990283] ? __fget+0x2b1/0x420 [ 249.993735] ? ksys_dup3+0x2e0/0x2e0 [ 249.997821] ? __fget_light+0x179/0x1f0 [ 250.001789] ? __fdget+0xe/0x10 [ 250.005061] __sys_sendmsg+0xd9/0x180 [ 250.009192] ? __sys_sendmsg_sock+0xb0/0xb0 [ 250.013508] ? __fd_install+0x179/0x4b0 [ 250.017713] ? fd_install+0x47/0x60 [ 250.021342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.026870] __x64_sys_sendmsg+0x73/0xb0 [ 250.031347] do_syscall_64+0xd6/0x550 [ 250.035332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.040817] RIP: 0033:0x411231 [ 250.044000] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 250.063252] RSP: 002b:00007f069b62e9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 250.071752] RAX: ffffffffffffffda RBX: 00007f069b62ea58 RCX: 0000000000411231 [ 250.079323] RDX: 0000000000000000 RSI: 00007f069b62ea00 RDI: 000000000000000a [ 250.086678] RBP: 000000000000000a R08: 000000000000000b R09: 0000000000000000 [ 250.094428] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f069b62ea40 [ 250.101912] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 250.109394] INFO: task syz-executor1:8894 blocked for more than 146 seconds. [ 250.116677] Not tainted 5.3.0-rc5+ #1 [ 250.121184] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 250.129412] syz-executor1 D28232 8894 5965 0x00000004 [ 250.135123] Call Trace: [ 250.137917] __schedule+0x719/0x1530 [ 250.141642] ? __sched_text_start+0x8/0x8 [ 250.145782] schedule+0x8f/0x260 [ 250.149345] schedule_preempt_disabled+0x13/0x20 [ 250.154142] __mutex_lock+0x8bf/0x1410 [ 250.158308] ? genl_rcv_msg+0x10e/0x140 [ 250.162301] ? mutex_lock_io_nested+0x1280/0x1280 [ 250.167363] ? __lock_acquire+0x100f/0x4b70 [ 250.171677] ? __kasan_check_read+0x11/0x20 [ 250.175989] ? __lock_acquire+0x96a/0x4b70 [ 250.180434] ? mark_held_locks+0x130/0x130 [ 250.184667] mutex_lock_nested+0x16/0x20 [ 250.189045] ? mutex_lock_nested+0x16/0x20 [ 250.193282] genl_rcv_msg+0x10e/0x140 [ 250.197365] netlink_rcv_skb+0x13f/0x380 [ 250.201504] ? genl_family_rcv_msg+0x1150/0x1150 [ 250.206251] ? netlink_ack+0x990/0x990 [ 250.210439] ? netlink_deliver_tap+0x182/0xad0 [ 250.215015] ? __kasan_check_read+0x11/0x20 [ 250.219589] genl_rcv+0x23/0x40 [ 250.222860] netlink_unicast+0x444/0x640 [ 250.226925] ? netlink_attachskb+0x6f0/0x6f0 [ 250.231581] ? _copy_from_iter_full+0x19e/0x7e0 [ 250.236243] ? __kasan_check_read+0x11/0x20 [ 250.240896] ? __check_object_size+0x203/0x2ea [ 250.245472] netlink_sendmsg+0x75d/0xc40 [ 250.249742] ? netlink_unicast+0x640/0x640 [ 250.253976] ? apparmor_socket_sendmsg+0x1b/0x20 [ 250.259037] ? netlink_unicast+0x640/0x640 [ 250.263354] sock_sendmsg+0xe6/0x110 [ 250.267448] ___sys_sendmsg+0x658/0x980 [ 250.271550] ? copy_msghdr_from_user+0x420/0x420 [ 250.276295] ? lock_downgrade+0x900/0x900 [ 250.281343] ? __kasan_check_read+0x11/0x20 [ 250.285983] ? __fget+0x2b1/0x420 [ 250.289829] ? ksys_dup3+0x2e0/0x2e0 [ 250.293560] ? __fget_light+0x179/0x1f0 [ 250.297806] ? __fdget+0xe/0x10 [ 250.301259] __sys_sendmsg+0xd9/0x180 [ 250.305046] ? __sys_sendmsg_sock+0xb0/0xb0 [ 250.309611] ? __fd_install+0x179/0x4b0 [ 250.313577] ? fd_install+0x47/0x60 [ 250.317595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.322956] __x64_sys_sendmsg+0x73/0xb0 [ 250.327246] do_syscall_64+0xd6/0x550 [ 250.331049] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.336497] RIP: 0033:0x411231 [ 250.339902] Code: 01 4c 89 54 24 28 e9 6f fa ff ff 49 8b 7c 24 70 8b 35 43 c4 24 00 ff 15 ed 83 24 00 85 c0 0f 85 b3 fe ff ff 49 8b 7c 24 70 be <20> 13 41 00 ff 15 dd 83 24 00 85 c0 0f 85 9b fe ff ff 49 8b 7c 24 [ 250.359313] RSP: 002b:00007f03415139c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 250.367313] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000411231 [ 250.374709] RDX: 0000000000000000 RSI: 00007f0341513a00 RDI: 0000000000000004 [ 250.382472] RBP: 0000000000000004 R08: 00007f03415139d0 R09: 000000000072bf00 [ 250.389975] R10: 0000000000000003 R11: 0000000000000293 R12: 00007f0341513a40 [ 250.397966] R13: 00000000004cc510 R14: 00000000004d99f0 R15: 00000000ffffffff [ 250.405472] [ 250.405472] Showing all locks held in the system: [ 250.412306] 1 lock held by khungtaskd/1037: [ 250.416617] #0: 00000000d7b6759b (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 250.425522] 1 lock held by rsyslogd/5751: [ 250.430076] #0: 00000000be473c94 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa3/0xc0 [ 250.438087] 2 locks held by getty/5841: [ 250.442048] #0: 0000000018389769 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.450625] #1: 00000000cf482aed (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.459712] 2 locks held by getty/5842: [ 250.463672] #0: 00000000e10ba82c (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.472508] #1: 0000000070dfecaf (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.481934] 2 locks held by getty/5843: [ 250.485899] #0: 00000000603b6d48 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.494398] #1: 00000000f31ee567 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.503445] 2 locks held by getty/5844: [ 250.507594] #0: 0000000057dd36f8 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.515824] #1: 00000000dd15bb6b (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.525132] 2 locks held by getty/5845: [ 250.529299] #0: 0000000075d48f0e (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.537852] #1: 00000000301c3c44 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.546791] 2 locks held by getty/5846: [ 250.551109] #0: 0000000066374614 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.559549] #1: 000000002de15e78 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.568599] 2 locks held by getty/5847: [ 250.572651] #0: 000000002d083b47 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 250.581210] #1: 000000003cdd34ba (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1930 [ 250.591403] 2 locks held by syz-executor0/8872: [ 250.596147] #0: 00000000f1bfb20d (cb_lock){++++}, at: ctrl_getfamily+0x2b2/0x400 [ 250.604153] #1: 000000007f40595a (genl_mutex){+.+.}, at: ctrl_getfamily+0x2c0/0x400 [ 250.612380] 2 locks held by syz-executor3/8868: [ 250.617233] #0: 00000000f1bfb20d (cb_lock){++++}, at: ctrl_getfamily+0x2b2/0x400 [ 250.625927] #1: 000000007f40595a (genl_mutex){+.+.}, at: ctrl_getfamily+0x2c0/0x400 [ 250.634311] 2 locks held by syz-executor3/8885: [ 250.639381] 2 locks held by syz-executor4/8878: [ 250.644034] #0: 00000000f1bfb20d (cb_lock){++++}, at: ctrl_getfamily+0x2b2/0x400 [ 250.652001] #1: 000000007f40595a (genl_mutex){+.+.}, at: ctrl_getfamily+0x2c0/0x400 [ 250.660275] 2 locks held by syz-executor4/8892: [ 250.665021] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.672612] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.680615] 2 locks held by syz-executor4/8898: [ 250.685273] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.692615] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.700633] 2 locks held by syz-executor5/8884: [ 250.705380] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.712808] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.721026] 2 locks held by syz-executor5/8897: [ 250.725688] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.733754] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.741998] 2 locks held by syz-executor5/8901: [ 250.746656] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.753828] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.761918] 2 locks held by syz-executor5/8906: [ 250.766678] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.773841] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.781782] 2 locks held by syz-executor1/8894: [ 250.786437] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.793695] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.802389] 2 locks held by syz-executor1/8899: [ 250.807442] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.814618] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.822747] 2 locks held by syz-executor1/8902: [ 250.827800] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.834916] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.843368] 2 locks held by syz-executor1/8908: [ 250.848319] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.856029] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.864093] 2 locks held by syz-executor2/8896: [ 250.869061] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.876175] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.884197] 2 locks held by syz-executor2/8900: [ 250.889155] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.896170] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.904306] 2 locks held by syz-executor2/8903: [ 250.909370] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.916733] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.925057] 2 locks held by syz-executor2/8910: [ 250.930104] #0: 00000000f1bfb20d (cb_lock){++++}, at: genl_rcv+0x14/0x40 [ 250.937225] #1: 000000007f40595a (genl_mutex){+.+.}, at: genl_rcv_msg+0x10e/0x140 [ 250.945109] [ 250.946813] ============================================= [ 250.946813] [ 250.954100] NMI backtrace for cpu 1 [ 250.957759] CPU: 1 PID: 1037 Comm: khungtaskd Not tainted 5.3.0-rc5+ #1 [ 250.964494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.973926] Call Trace: [ 250.976508] dump_stack+0x113/0x167 [ 250.980126] nmi_cpu_backtrace.cold.7+0x4b/0x84 [ 250.984789] ? lapic_can_unplug_cpu.cold.28+0x43/0x43 [ 250.990250] nmi_trigger_cpumask_backtrace+0x18b/0x1b7 [ 250.995783] arch_trigger_cpumask_backtrace+0x14/0x20 [ 251.000974] watchdog+0x592/0xb70 [ 251.004535] kthread+0x334/0x3f0 [ 251.007998] ? hungtask_pm_notify+0x40/0x40 [ 251.012659] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 251.018273] ret_from_fork+0x3a/0x50 [ 251.022031] Sending NMI from CPU 1 to CPUs 0: [ 251.026934] NMI backtrace for cpu 0 [ 251.026937] CPU: 0 PID: 8885 Comm: syz-executor3 Not tainted 5.3.0-rc5+ #1 [ 251.026938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.026940] RIP: 0010:check_memory_region+0x10b/0x1d0 [ 251.026942] Code: 00 eb 0c 49 83 c0 01 48 89 d8 49 39 d8 74 10 41 80 38 00 74 ee 4b 8d 44 0d 00 4d 85 c0 75 49 4c 89 e3 48 29 c3 e9 60 ff ff ff <48> 85 db 74 2a 41 80 39 00 75 30 48 b8 01 00 00 00 00 fc ff df 49 [ 251.026944] RSP: 0018:ffff8881c1d2eaa0 EFLAGS: 00000083 [ 251.026946] RAX: fffffbfff133ab20 RBX: 0000000000000001 RCX: ffffffff815127ea [ 251.026948] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff899d5900 [ 251.026949] RBP: ffff8881c1d2eab8 R08: 1ffffffff133ab20 R09: fffffbfff133ab20 [ 251.026950] R10: fffffbfff133ab20 R11: ffffffff899d5907 R12: fffffbfff133ab21 [ 251.026952] R13: c81022cf9ec29170 R14: ffffffff88f5edb0 R15: fa5a5ffa559e123b [ 251.026953] FS: 00007efcaf508700(0000) GS:ffff8881db000000(0000) knlGS:0000000000000000 [ 251.026954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 251.026955] CR2: ffffffffff600400 CR3: 00000001c277a000 CR4: 00000000001406f0 [ 251.026957] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 251.026958] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 251.026959] Call Trace: [ 251.026960] __kasan_check_read+0x11/0x20 [ 251.026961] __lock_acquire+0x96a/0x4b70 [ 251.026962] ? retint_kernel+0x2b/0x2b [ 251.026963] ? mark_held_locks+0x130/0x130 [ 251.026964] ? tipc_sk_lookup+0x16e/0x950 [ 251.026965] ? lock_downgrade+0x900/0x900 [ 251.026966] lock_acquire+0x194/0x410 [ 251.026967] ? tipc_sk_lookup+0x1c7/0x950 [ 251.026968] tipc_sk_lookup+0x1fb/0x950 [ 251.026970] ? tipc_sk_lookup+0x1c7/0x950 [ 251.026971] ? __nla_validate_parse+0xa1/0x1d90 [ 251.026972] ? __tipc_nl_add_sk+0x3e0/0x3e0 [ 251.026973] ? nla_memcpy+0xa0/0xa0 [ 251.026974] tipc_nl_publ_dump+0x1bc/0xcc0 [ 251.026975] ? lockdep_hardirqs_on+0x424/0x5c0 [ 251.026976] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 251.026978] ? tipc_nl_sk_dump+0x20/0x20 [ 251.026979] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 251.026984] ? tipc_nl_publ_dump+0x1c/0xcc0 [ 251.026985] __tipc_nl_compat_dumpit.isra.11+0x1e7/0x950 [ 251.026987] ? __tipc_add_link_prop.isra.9+0x1c0/0x1c0 [ 251.026988] ? __nla_put+0x20/0x30 [ 251.026990] tipc_nl_compat_sk_dump+0x4ed/0x990 [ 251.026991] ? __tipc_nl_compat_dumpit.isra.11+0x950/0x950 [ 251.026993] ? memset+0x31/0x40 [ 251.026994] ? tipc_nl_sk_dump+0x20/0x20 [ 251.026996] ? tipc_tlv_sprintf+0x2c0/0x2c0 [ 251.026997] ? __nla_validate_parse+0xa1/0x1d90 [ 251.026999] ? __nla_parse+0x22/0x30 [ 251.027000] __tipc_nl_compat_dumpit.isra.11+0x2bf/0x950 [ 251.027001] ? __tipc_add_link_prop.isra.9+0x1c0/0x1c0 [ 251.027003] ? __lock_acquire+0x100f/0x4b70 [ 251.027004] tipc_nl_compat_dumpit+0x1e6/0x4c0 [ 251.027005] tipc_nl_compat_recv+0x45a/0xa70 [ 251.027007] ? tipc_nl_compat_doit+0x550/0x550 [ 251.027008] ? tipc_dump_start+0x90/0x90 [ 251.027009] ? __tipc_nl_compat_dumpit.isra.11+0x950/0x950 [ 251.027010] ? lock_acquire+0x194/0x410 [ 251.027011] ? genl_rcv_msg+0x10e/0x140 [ 251.027012] genl_family_rcv_msg+0x5d5/0x1150 [ 251.027013] ? genl_unregister_family+0x6d0/0x6d0 [ 251.027015] ? __kasan_check_read+0x11/0x20 [ 251.027016] ? __lock_acquire+0x96a/0x4b70 [ 251.027017] genl_rcv_msg+0xa7/0x140 [ 251.027018] netlink_rcv_skb+0x13f/0x380 [ 251.027019] ? genl_family_rcv_msg+0x1150/0x1150 [ 251.027020] ? netlink_ack+0x990/0x990 [ 251.027022] ? netlink_deliver_tap+0x182/0xad0 [ 251.027023] ? __kasan_check_read+0x11/0x20 [ 251.027024] genl_rcv+0x23/0x40 [ 251.027025] netlink_unicast+0x444/0x640 [ 251.027026] ? netlink_attachskb+0x6f0/0x6f0 [ 251.027027] ? _copy_from_iter_full+0x19e/0x7e0 [ 251.027028] ? __kasan_check_read+0x11/0x20 [ 251.027029] ? __check_object_size+0x203/0x2ea [ 251.027030] netlink_sendmsg+0x75d/0xc40 [ 251.027032] ? netlink_unicast+0x640/0x640 [ 251.027033] ? apparmor_socket_sendmsg+0x1b/0x20 [ 251.027034] ? netlink_unicast+0x640/0x640 [ 251.027035] sock_sendmsg+0xe6/0x110 [ 251.027036] ___sys_sendmsg+0x658/0x980 [ 251.027037] ? copy_msghdr_from_user+0x420/0x420 [ 251.027038] ? lock_downgrade+0x900/0x900 [ 251.027039] ? __kasan_check_read+0x11/0x20 [ 251.027040] ? __fget+0x2b1/0x420 [ 251.027041] ? ksys_dup3+0x2e0/0x2e0 [ 251.027042] ? __might_fault+0xf1/0x1b0 [ 251.027043] ? __fget_light+0x179/0x1f0 [ 251.027044] ? lock_acquire+0x194/0x410 [ 251.027045] ? __fdget+0xe/0x10 [ 251.027047] __sys_sendmsg+0xd9/0x180 [ 251.027048] ? __sys_sendmsg_sock+0xb0/0xb0 [ 251.027049] ? __kasan_check_read+0x11/0x20 [ 251.027050] ? _copy_to_user+0xcb/0xf0 [ 251.027051] ? put_timespec64+0xa9/0x100 [ 251.027052] ? nsecs_to_jiffies+0x20/0x20 [ 251.027053] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.027054] __x64_sys_sendmsg+0x73/0xb0 [ 251.027055] do_syscall_64+0xd6/0x550 [ 251.027056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.027057] RIP: 0033:0x4577a9 [ 251.027060] Code: fd b3 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 b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 251.027061] RSP: 002b:00007efcaf507c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.027063] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577a9 [ 251.027065] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000005 [ 251.027066] RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 251.027067] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efcaf5086d4 [ 251.027068] R13: 00000000004c4211 R14: 00000000004d70f8 R15: 00000000ffffffff [ 251.029511] Kernel panic - not syncing: hung_task: blocked tasks [ 251.591158] CPU: 1 PID: 1037 Comm: khungtaskd Not tainted 5.3.0-rc5+ #1 [ 251.597982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.607767] Call Trace: [ 251.610543] dump_stack+0x113/0x167 [ 251.614692] panic+0x223/0x4ee [ 251.617962] ? add_taint.cold.7+0x11/0x11 [ 251.622185] ? ___preempt_schedule+0x16/0x20 [ 251.626946] watchdog+0x5a3/0xb70 [ 251.630484] kthread+0x334/0x3f0 [ 251.633929] ? hungtask_pm_notify+0x40/0x40 [ 251.638237] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 251.643870] ret_from_fork+0x3a/0x50 [ 251.650273] Kernel Offset: disabled [ 251.668092] Rebooting in 86400 seconds..