Warning: Permanently added '10.128.0.143' (ECDSA) to the list of known hosts. 2020/12/21 03:15:44 parsed 1 programs 2020/12/21 03:15:44 executed programs: 0 [ 40.116851] audit: type=1400 audit(1608520544.509:10): avc: denied { execmem } for pid=5665 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.162229] IPVS: ftp: loaded support on port[0] = 21 [ 40.189561] IPVS: ftp: loaded support on port[0] = 21 [ 40.196328] IPVS: ftp: loaded support on port[0] = 21 [ 40.203496] IPVS: ftp: loaded support on port[0] = 21 [ 40.221603] IPVS: ftp: loaded support on port[0] = 21 [ 40.277745] IPVS: ftp: loaded support on port[0] = 21 [ 40.363772] chnl_net:caif_netlink_parms(): no params data found [ 40.441664] chnl_net:caif_netlink_parms(): no params data found [ 40.479720] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.487706] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.494553] device bridge_slave_0 entered promiscuous mode [ 40.502546] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.510898] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.518546] device bridge_slave_1 entered promiscuous mode [ 40.589823] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.597381] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.604207] device bridge_slave_0 entered promiscuous mode [ 40.611387] chnl_net:caif_netlink_parms(): no params data found [ 40.629747] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.652705] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.662654] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.670625] device bridge_slave_1 entered promiscuous mode [ 40.689738] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.722303] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.747544] chnl_net:caif_netlink_parms(): no params data found [ 40.764246] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.773440] team0: Port device team_slave_0 added [ 40.784799] chnl_net:caif_netlink_parms(): no params data found [ 40.793775] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.815878] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.823942] team0: Port device team_slave_1 added [ 40.833259] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.843664] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.853359] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.861063] team0: Port device team_slave_0 added [ 40.869167] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.877700] team0: Port device team_slave_1 added [ 40.882708] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.889823] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.896963] device bridge_slave_0 entered promiscuous mode [ 40.928402] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.935801] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.942812] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.951986] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.960202] device bridge_slave_1 entered promiscuous mode [ 41.048209] device hsr_slave_0 entered promiscuous mode [ 41.095929] device hsr_slave_1 entered promiscuous mode [ 41.143694] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.151219] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.158592] device bridge_slave_0 entered promiscuous mode [ 41.166668] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.173002] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.179966] device bridge_slave_1 entered promiscuous mode [ 41.188228] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.194563] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.202002] device bridge_slave_0 entered promiscuous mode [ 41.212004] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.218571] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.226128] device bridge_slave_1 entered promiscuous mode [ 41.232280] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.239538] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.287022] device hsr_slave_0 entered promiscuous mode [ 41.325536] device hsr_slave_1 entered promiscuous mode [ 41.379924] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.388703] chnl_net:caif_netlink_parms(): no params data found [ 41.399503] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.411295] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.435278] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.442711] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.459335] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.467317] team0: Port device team_slave_0 added [ 41.473993] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.482088] team0: Port device team_slave_1 added [ 41.490152] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.498072] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.510928] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.522605] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.549196] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.557488] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.616901] device hsr_slave_0 entered promiscuous mode [ 41.655514] device hsr_slave_1 entered promiscuous mode [ 41.695695] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.702865] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.712118] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.719425] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.726930] team0: Port device team_slave_0 added [ 41.732101] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.739676] team0: Port device team_slave_0 added [ 41.744715] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.751952] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.759262] device bridge_slave_0 entered promiscuous mode [ 41.766656] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.772998] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.780426] device bridge_slave_1 entered promiscuous mode [ 41.797857] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.805775] team0: Port device team_slave_1 added [ 41.810927] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.818384] team0: Port device team_slave_1 added [ 41.829167] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.850248] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.857624] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.866424] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.874642] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.892400] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.902809] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.912011] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.988054] device hsr_slave_0 entered promiscuous mode [ 42.035169] device hsr_slave_1 entered promiscuous mode [ 42.075469] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.082330] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.137462] device hsr_slave_0 entered promiscuous mode [ 42.175186] device hsr_slave_1 entered promiscuous mode [ 42.205422] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.218585] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.230474] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.243569] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.260487] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.270199] team0: Port device team_slave_0 added [ 42.276830] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.283972] team0: Port device team_slave_1 added [ 42.293685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.301717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.310655] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.317280] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.325480] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.339169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.345634] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.352943] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.365714] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.373265] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.391871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.399666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.408430] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.414993] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.421970] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.432302] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.486374] device hsr_slave_0 entered promiscuous mode [ 42.524970] device hsr_slave_1 entered promiscuous mode [ 42.565773] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.573088] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.580200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.587640] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.595743] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.603520] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.610081] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.618804] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.625924] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.633714] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.643121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.649641] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.656657] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.666240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.679843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.688364] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.696547] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.703053] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.710792] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.720581] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.730960] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.740621] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.750378] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.757776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.766322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.774019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.781854] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.788386] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.795621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.803205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.817987] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.826386] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.836242] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.844404] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.853391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.862714] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.870397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.880192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.888505] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.896641] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.903654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.912415] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.920711] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.930520] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.938590] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.946275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.953892] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.962340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.970493] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.978459] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.993646] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.002710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.012401] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.020380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.028237] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.036898] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.045341] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.051412] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.058530] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.068120] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.078287] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.084294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.093422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.102204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.110188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.118360] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.127262] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.134629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.142370] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.150174] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.156580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.165022] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.171099] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.180056] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.192721] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.201388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.208694] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.216786] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.229830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.238596] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.247213] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.260811] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.268489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.276890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.284929] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.291294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.298776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.307153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.315139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.322797] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.331121] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.337512] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.344651] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.353541] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.367888] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.376035] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.385025] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.396270] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.409661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.417825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.432915] FAULT_INJECTION: forcing a failure. [ 43.432915] name failslab, interval 1, probability 0, space 0, times 1 [ 43.434796] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.449896] CPU: 0 PID: 6566 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 43.451176] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.458934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.458937] Call Trace: [ 43.458950] dump_stack+0x123/0x177 [ 43.458959] should_fail.cold.4+0x5/0x13 [ 43.458966] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 43.458973] ? find_held_lock+0x36/0x1d0 [ 43.458985] __should_failslab+0xba/0xf0 [ 43.458990] should_failslab+0x9/0x14 [ 43.458996] kmem_cache_alloc+0x47/0x730 [ 43.459002] ? trace_hardirqs_on+0x28/0x190 [ 43.459012] ? sctp_generate_t5_shutdown_guard_event+0x20/0x20 [ 43.484839] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.485077] __debug_object_init+0x7dc/0xd70 [ 43.491973] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.494213] ? debug_object_fixup+0x30/0x30 [ 43.494226] ? sctp_generate_t5_shutdown_guard_event+0x20/0x20 [ 43.494231] debug_object_init+0x16/0x20 [ 43.494237] init_timer_key+0x2e/0x270 [ 43.494247] sctp_association_new+0x9fd/0x1ef0 [ 43.494256] sctp_make_temp_asoc+0x8b/0x1a0 [ 43.494262] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 43.494270] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 43.494276] ? dccp_diag_dump+0x20/0x20 [ 43.494284] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 43.494288] sctp_do_sm+0x112/0x4e50 [ 43.494295] ? __lock_acquire+0x792/0x4980 [ 43.494306] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 43.494314] ? mark_held_locks+0x130/0x130 [ 43.502154] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.506191] ? add_lock_to_list.isra.26+0x193/0x340 [ 43.506196] ? save_trace+0xe0/0x290 [ 43.506204] ? find_held_lock+0x36/0x1d0 [ 43.506213] ? mark_held_locks+0xc7/0x130 [ 43.506220] ? ktime_get+0x1a6/0x240 [ 43.506229] ? kvm_clock_read+0x18/0x30 [ 43.506233] ? kvm_clock_get_cycles+0x9/0x10 [ 43.506242] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 43.506257] sctp_inq_push+0x1aa/0x240 [ 43.513731] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.516520] sctp_backlog_rcv+0x1ab/0x13b0 [ 43.516527] ? __local_bh_enable_ip+0x160/0x260 [ 43.516533] ? _raw_spin_unlock_bh+0x30/0x40 [ 43.516539] ? lockdep_hardirqs_on+0x421/0x5c0 [ 43.516545] ? sctp_hash_obj+0x610/0x610 [ 43.516551] ? __release_sock+0xd0/0x360 [ 43.516555] ? __release_sock+0xd0/0x360 [ 43.516561] ? __local_bh_enable_ip+0x160/0x260 [ 43.516568] __release_sock+0x10c/0x360 [ 43.516578] release_sock+0x4f/0x180 [ 43.516585] sctp_wait_for_connect+0x22c/0x4c0 [ 43.516592] ? refcount_inc_checked+0x30/0x30 [ 43.516602] ? sctp_get_port_local+0x15b0/0x15b0 [ 43.516607] ? finish_wait+0x290/0x290 [ 43.516616] ? sctp_primitive_SEND+0x7c/0xc0 [ 43.516625] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 43.516629] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 43.516643] ? __sctp_setsockopt_connectx+0x140/0x140 [ 43.516650] ? lock_downgrade+0x860/0x860 [ 43.516658] ? kasan_check_read+0x11/0x20 [ 43.516668] sctp_sendmsg+0xd3f/0x1680 [ 43.516677] ? sctp_id2assoc+0x250/0x250 [ 43.516685] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 43.516690] ? dup_iter+0x250/0x250 [ 43.516702] ? copy_msghdr_from_user+0x20b/0x3e0 [ 43.516712] inet_sendmsg+0x10d/0x450 [ 43.516716] ? security_socket_sendmsg+0x50/0x90 [ 43.516722] ? ipip_gro_receive+0xf0/0xf0 [ 43.516729] sock_sendmsg+0xb7/0xf0 [ 43.516736] ___sys_sendmsg+0x649/0x950 [ 43.516742] ? find_held_lock+0x36/0x1d0 [ 43.516747] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 43.516755] ? __fget+0x278/0x400 [ 43.516764] ? kasan_check_read+0x11/0x20 [ 43.516773] ? __fget+0x295/0x400 [ 43.516786] ? __f_unlock_pos+0xd/0x10 [ 43.516795] ? __fget_light+0x174/0x1e0 [ 43.516802] ? __fdget+0xe/0x10 [ 43.516809] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 43.516816] __sys_sendmsg+0xd9/0x180 [ 43.516821] ? __ia32_sys_shutdown+0x70/0x70 [ 43.516827] ? __sb_end_write+0xa4/0xd0 [ 43.516833] ? kasan_check_write+0x14/0x20 [ 43.516838] ? fput+0x18/0x120 [ 43.530860] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.534715] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.534726] __x64_sys_sendmsg+0x73/0xb0 [ 43.534735] do_syscall_64+0xd6/0x4e0 [ 43.534742] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.534748] RIP: 0033:0x458e29 [ 43.534753] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 43.534758] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.541238] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.545018] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 43.545022] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 43.545025] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 43.545028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 43.545030] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 43.740718] FAULT_INJECTION: forcing a failure. [ 43.740718] name failslab, interval 1, probability 0, space 0, times 0 [ 43.949152] CPU: 1 PID: 6570 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 43.950760] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.956949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.956952] Call Trace: [ 43.956965] dump_stack+0x123/0x177 [ 43.956974] should_fail.cold.4+0x5/0x13 [ 43.956980] ? sctp_inq_push+0x1aa/0x240 [ 43.956987] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 43.964355] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.972368] ? inet_sendmsg+0x10d/0x450 [ 43.979637] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.982596] ? sock_sendmsg+0xb7/0xf0 [ 43.987678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.991718] ? ___sys_sendmsg+0x649/0x950 [ 43.999984] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.001708] ? __sys_sendmsg+0xd9/0x180 [ 44.010473] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.011436] ? __x64_sys_sendmsg+0x73/0xb0 [ 44.020300] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.021948] ? do_syscall_64+0xd6/0x4e0 [ 44.031147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.032630] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.041943] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.043579] __should_failslab+0xba/0xf0 [ 44.052790] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.054259] should_failslab+0x9/0x14 [ 44.054266] kmem_cache_alloc+0x47/0x730 [ 44.054277] ? __lock_acquire+0x792/0x4980 [ 44.054286] __debug_object_init+0x7dc/0xd70 [ 44.054292] ? __lock_is_held+0xb5/0x140 [ 44.063893] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.066380] ? debug_object_fixup+0x30/0x30 [ 44.066387] ? kasan_check_read+0x11/0x20 [ 44.066393] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 44.066402] debug_object_init+0x16/0x20 [ 44.066408] init_timer_key+0x2e/0x270 [ 44.066420] sctp_association_new+0x9fd/0x1ef0 [ 44.066430] sctp_make_temp_asoc+0x8b/0x1a0 [ 44.066438] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 44.066447] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 44.073190] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.077227] ? dccp_diag_dump+0x20/0x20 [ 44.077236] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 44.077242] sctp_do_sm+0x112/0x4e50 [ 44.077248] ? __lock_acquire+0x792/0x4980 [ 44.077256] ? kernel_text_address+0x79/0xf0 [ 44.090059] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.091724] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 44.101901] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.104365] ? mark_held_locks+0x130/0x130 [ 44.104377] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 44.104385] ? check_noncircular+0x20/0x20 [ 44.104390] ? save_stack+0xa9/0xd0 [ 44.104395] ? save_stack+0x43/0xd0 [ 44.104400] ? kasan_kmalloc+0xc7/0xe0 [ 44.119781] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.122433] ? kasan_slab_alloc+0x12/0x20 [ 44.143195] FAULT_INJECTION: forcing a failure. [ 44.143195] name failslab, interval 1, probability 0, space 0, times 0 [ 44.145172] ? kmem_cache_alloc+0x12e/0x730 [ 44.145183] ? find_held_lock+0x36/0x1d0 [ 44.145192] ? mark_held_locks+0xc7/0x130 [ 44.145199] ? ktime_get+0x1a6/0x240 [ 44.145211] ? kvm_clock_read+0x18/0x30 [ 44.271333] ? kvm_clock_get_cycles+0x9/0x10 [ 44.275724] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 44.279944] sctp_inq_push+0x1aa/0x240 [ 44.283831] sctp_backlog_rcv+0x1ab/0x13b0 [ 44.288043] ? __local_bh_enable_ip+0x160/0x260 [ 44.292688] ? _raw_spin_unlock_bh+0x30/0x40 [ 44.297073] ? lockdep_hardirqs_on+0x421/0x5c0 [ 44.301632] ? sctp_hash_obj+0x610/0x610 [ 44.305668] ? __release_sock+0xd0/0x360 [ 44.309716] ? __release_sock+0xd0/0x360 [ 44.313754] ? __local_bh_enable_ip+0x160/0x260 [ 44.318414] __release_sock+0x10c/0x360 [ 44.322372] release_sock+0x4f/0x180 [ 44.326068] sctp_wait_for_connect+0x22c/0x4c0 [ 44.330637] ? refcount_inc_checked+0x30/0x30 [ 44.335125] ? sctp_get_port_local+0x15b0/0x15b0 [ 44.339860] ? finish_wait+0x290/0x290 [ 44.343735] ? sctp_primitive_SEND+0x7c/0xc0 [ 44.348138] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 44.352790] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 44.357358] ? __sctp_setsockopt_connectx+0x140/0x140 [ 44.362526] ? lock_downgrade+0x860/0x860 [ 44.366655] ? kasan_check_read+0x11/0x20 [ 44.370798] sctp_sendmsg+0xd3f/0x1680 [ 44.374669] ? sctp_id2assoc+0x250/0x250 [ 44.378722] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 44.384063] ? dup_iter+0x250/0x250 [ 44.387673] ? copy_msghdr_from_user+0x20b/0x3e0 [ 44.392408] inet_sendmsg+0x10d/0x450 [ 44.396202] ? security_socket_sendmsg+0x50/0x90 [ 44.401022] ? ipip_gro_receive+0xf0/0xf0 [ 44.405162] sock_sendmsg+0xb7/0xf0 [ 44.408779] ___sys_sendmsg+0x649/0x950 [ 44.412734] ? find_held_lock+0x36/0x1d0 [ 44.416773] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 44.421506] ? __fget+0x278/0x400 [ 44.424937] ? kasan_check_read+0x11/0x20 [ 44.429072] ? __fget+0x295/0x400 [ 44.432519] ? __f_unlock_pos+0xd/0x10 [ 44.436396] ? __fget_light+0x174/0x1e0 [ 44.440352] ? __fdget+0xe/0x10 [ 44.443609] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 44.448429] __sys_sendmsg+0xd9/0x180 [ 44.452206] ? __ia32_sys_shutdown+0x70/0x70 [ 44.456605] ? __sb_end_write+0xa4/0xd0 [ 44.460563] ? kasan_check_write+0x14/0x20 [ 44.464778] ? fput+0x18/0x120 [ 44.467954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.473295] __x64_sys_sendmsg+0x73/0xb0 [ 44.477333] do_syscall_64+0xd6/0x4e0 [ 44.481117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.486302] RIP: 0033:0x458e29 [ 44.489473] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 44.508473] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.516161] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 44.523414] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 44.530675] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 44.537939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 44.545199] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 44.552470] CPU: 0 PID: 6574 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 44.560267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.567005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.569616] Call Trace: [ 44.579361] dump_stack+0x123/0x177 [ 44.583169] should_fail.cold.4+0x5/0x13 [ 44.587241] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 44.587873] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.592340] ? lock_downgrade+0x860/0x860 [ 44.592353] __should_failslab+0xba/0xf0 [ 44.592361] should_failslab+0x9/0x14 [ 44.608196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.611485] kmem_cache_alloc_node+0x26e/0x730 [ 44.611499] __alloc_skb+0xa7/0x580 [ 44.611506] ? skb_scrub_packet+0x3c0/0x3c0 [ 44.623306] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.626884] ? lock_downgrade+0x860/0x860 [ 44.626897] _sctp_make_chunk+0x3f/0x260 [ 44.626906] sctp_make_datafrag_empty+0x159/0x260 [ 44.626912] ? sctp_make_ecne+0xf0/0xf0 [ 44.626924] sctp_datamsg_from_user+0x4dc/0xf40 [ 44.626945] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 44.626950] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 44.626964] ? __sctp_setsockopt_connectx+0x140/0x140 [ 44.626968] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 44.626974] ? lock_downgrade+0x860/0x860 [ 44.632810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.638362] ? kasan_check_read+0x11/0x20 [ 44.638377] sctp_sendmsg+0xd3f/0x1680 [ 44.638388] ? sctp_id2assoc+0x250/0x250 [ 44.638398] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 44.638403] ? dup_iter+0x250/0x250 [ 44.638414] ? copy_msghdr_from_user+0x20b/0x3e0 [ 44.638425] inet_sendmsg+0x10d/0x450 [ 44.638430] ? security_socket_sendmsg+0x50/0x90 [ 44.638435] ? ipip_gro_receive+0xf0/0xf0 [ 44.638442] sock_sendmsg+0xb7/0xf0 [ 44.638449] ___sys_sendmsg+0x649/0x950 [ 44.638456] ? find_held_lock+0x36/0x1d0 [ 44.638462] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 44.647176] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.651556] ? __fget+0x278/0x400 [ 44.651566] ? kasan_check_read+0x11/0x20 [ 44.651574] ? __fget+0x295/0x400 [ 44.656900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.660183] ? __f_unlock_pos+0xd/0x10 [ 44.660192] ? __fget_light+0x174/0x1e0 [ 44.668485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.669317] ? __fdget+0xe/0x10 [ 44.669325] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 44.669334] __sys_sendmsg+0xd9/0x180 [ 44.676282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.679697] ? __ia32_sys_shutdown+0x70/0x70 [ 44.679706] ? __sb_end_write+0xa4/0xd0 [ 44.679712] ? kasan_check_write+0x14/0x20 [ 44.679716] ? fput+0x18/0x120 [ 44.679729] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.688773] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.691994] __x64_sys_sendmsg+0x73/0xb0 [ 44.692004] do_syscall_64+0xd6/0x4e0 [ 44.692012] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.692019] RIP: 0033:0x458e29 [ 44.697562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.700023] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 44.700026] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.700033] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 44.700036] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 44.700041] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 44.707930] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.709429] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 44.709433] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 44.778760] FAULT_INJECTION: forcing a failure. [ 44.778760] name failslab, interval 1, probability 0, space 0, times 0 [ 44.819346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.835034] CPU: 0 PID: 6578 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 44.841278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.843245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.843249] Call Trace: [ 44.843262] dump_stack+0x123/0x177 [ 44.843273] should_fail.cold.4+0x5/0x13 [ 44.843280] ? sctp_inq_push+0x1aa/0x240 [ 44.849219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.851651] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 44.851657] ? inet_sendmsg+0x10d/0x450 [ 44.851664] ? sock_sendmsg+0xb7/0xf0 [ 44.851668] ? ___sys_sendmsg+0x649/0x950 [ 44.851671] ? __sys_sendmsg+0xd9/0x180 [ 44.851676] ? __x64_sys_sendmsg+0x73/0xb0 [ 44.859051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.877044] ? do_syscall_64+0xd6/0x4e0 [ 44.877051] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.877062] __should_failslab+0xba/0xf0 [ 44.877069] should_failslab+0x9/0x14 [ 44.877075] kmem_cache_alloc+0x47/0x730 [ 44.877084] ? __lock_acquire+0x792/0x4980 [ 44.877093] __debug_object_init+0x7dc/0xd70 [ 44.877099] ? __lock_is_held+0xb5/0x140 [ 44.877106] ? debug_object_fixup+0x30/0x30 [ 44.877110] ? kasan_check_read+0x11/0x20 [ 44.877116] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 44.877124] debug_object_init+0x16/0x20 [ 44.877129] init_timer_key+0x2e/0x270 [ 44.877139] sctp_association_new+0x9fd/0x1ef0 [ 44.877147] sctp_make_temp_asoc+0x8b/0x1a0 [ 44.877154] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 44.877161] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 44.877168] ? dccp_diag_dump+0x20/0x20 [ 44.877177] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 44.887604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.892140] sctp_do_sm+0x112/0x4e50 [ 44.892149] ? __lock_acquire+0x792/0x4980 [ 44.892156] ? kernel_text_address+0x79/0xf0 [ 44.892166] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 44.902039] FAULT_INJECTION: forcing a failure. [ 44.902039] name failslab, interval 1, probability 0, space 0, times 0 [ 44.906730] ? mark_held_locks+0x130/0x130 [ 44.906738] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 44.906745] ? check_noncircular+0x20/0x20 [ 44.906750] ? save_stack+0xa9/0xd0 [ 44.906754] ? save_stack+0x43/0xd0 [ 44.906758] ? kasan_kmalloc+0xc7/0xe0 [ 44.906761] ? kasan_slab_alloc+0x12/0x20 [ 44.906767] ? kmem_cache_alloc+0x12e/0x730 [ 44.906774] ? find_held_lock+0x36/0x1d0 [ 44.906783] ? mark_held_locks+0xc7/0x130 [ 44.919357] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.920525] ? ktime_get+0x1a6/0x240 [ 44.920539] ? kvm_clock_read+0x18/0x30 [ 44.920543] ? kvm_clock_get_cycles+0x9/0x10 [ 44.920553] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 44.938145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.939008] sctp_inq_push+0x1aa/0x240 [ 44.939016] sctp_backlog_rcv+0x1ab/0x13b0 [ 44.939023] ? __local_bh_enable_ip+0x160/0x260 [ 44.954918] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.959736] ? _raw_spin_unlock_bh+0x30/0x40 [ 44.959745] ? lockdep_hardirqs_on+0x421/0x5c0 [ 44.959753] ? sctp_hash_obj+0x610/0x610 [ 44.959759] ? __release_sock+0xd0/0x360 [ 44.959764] ? __release_sock+0xd0/0x360 [ 44.959772] ? __local_bh_enable_ip+0x160/0x260 [ 44.987843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.990543] __release_sock+0x10c/0x360 [ 44.990556] release_sock+0x4f/0x180 [ 44.990565] sctp_wait_for_connect+0x22c/0x4c0 [ 44.990575] ? refcount_inc_checked+0x30/0x30 [ 45.004985] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.007518] ? sctp_get_port_local+0x15b0/0x15b0 [ 45.007527] ? finish_wait+0x290/0x290 [ 45.007536] ? sctp_primitive_SEND+0x7c/0xc0 [ 45.007543] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 45.007550] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 45.015512] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.015730] ? __sctp_setsockopt_connectx+0x140/0x140 [ 45.032132] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.032176] ? lock_downgrade+0x860/0x860 [ 45.042455] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.044029] ? kasan_check_read+0x11/0x20 [ 45.044043] sctp_sendmsg+0xd3f/0x1680 [ 45.044054] ? sctp_id2assoc+0x250/0x250 [ 45.044063] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 45.044070] ? dup_iter+0x250/0x250 [ 45.044082] ? copy_msghdr_from_user+0x20b/0x3e0 [ 45.044092] inet_sendmsg+0x10d/0x450 [ 45.048669] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.052689] ? security_socket_sendmsg+0x50/0x90 [ 45.052697] ? ipip_gro_receive+0xf0/0xf0 [ 45.052705] sock_sendmsg+0xb7/0xf0 [ 45.052712] ___sys_sendmsg+0x649/0x950 [ 45.052720] ? find_held_lock+0x36/0x1d0 [ 45.052726] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.085539] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.087350] ? __fget+0x278/0x400 [ 45.087361] ? kasan_check_read+0x11/0x20 [ 45.087371] ? __fget+0x295/0x400 [ 45.087383] ? __f_unlock_pos+0xd/0x10 [ 45.107098] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.107288] ? __fget_light+0x174/0x1e0 [ 45.287473] FAULT_INJECTION: forcing a failure. [ 45.287473] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 45.294180] ? __fdget+0xe/0x10 [ 45.452511] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 45.457336] __sys_sendmsg+0xd9/0x180 [ 45.461125] ? __ia32_sys_shutdown+0x70/0x70 [ 45.465523] ? __sb_end_write+0xa4/0xd0 [ 45.469474] ? kasan_check_write+0x14/0x20 [ 45.473685] ? fput+0x18/0x120 [ 45.476858] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.482201] __x64_sys_sendmsg+0x73/0xb0 [ 45.486252] do_syscall_64+0xd6/0x4e0 [ 45.490030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.495207] RIP: 0033:0x458e29 [ 45.498379] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 45.517267] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.524951] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 45.532197] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 45.539453] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 45.546700] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 45.553971] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 45.561240] CPU: 1 PID: 6587 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 45.569034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.577580] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.578385] Call Trace: [ 45.586359] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.587134] dump_stack+0x123/0x177 [ 45.594927] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.596636] should_fail.cold.4+0x5/0x13 [ 45.602684] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.606742] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.606750] ? _sctp_make_chunk+0x3f/0x260 [ 45.606754] ? sctp_make_datafrag_empty+0x159/0x260 [ 45.606758] ? sctp_datamsg_from_user+0x4dc/0xf40 [ 45.606763] ? sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 45.606766] ? sctp_sendmsg+0xd3f/0x1680 [ 45.606771] ? inet_sendmsg+0x10d/0x450 [ 45.606777] ? sock_sendmsg+0xb7/0xf0 [ 45.606780] ? ___sys_sendmsg+0x649/0x950 [ 45.606790] __alloc_pages_nodemask+0x1d5/0x710 [ 45.606798] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 45.617522] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.617760] cache_grow_begin+0x91/0x8d0 [ 45.625350] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.626980] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 45.633814] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.636544] kmem_cache_alloc_node_trace+0x670/0x740 [ 45.642413] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.644546] __kmalloc_node_track_caller+0x3c/0x70 [ 45.644556] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 45.644563] __alloc_skb+0xd7/0x580 [ 45.644569] ? skb_scrub_packet+0x3c0/0x3c0 [ 45.644577] ? lock_downgrade+0x860/0x860 [ 45.650198] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.652495] _sctp_make_chunk+0x3f/0x260 [ 45.659765] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.662147] sctp_make_datafrag_empty+0x159/0x260 [ 45.670135] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.672309] ? sctp_make_ecne+0xf0/0xf0 [ 45.681045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.684383] sctp_datamsg_from_user+0x4dc/0xf40 [ 45.684399] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 45.684405] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 45.693181] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.696430] ? __sctp_setsockopt_connectx+0x140/0x140 [ 45.696437] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 45.696444] ? lock_downgrade+0x860/0x860 [ 45.696452] ? kasan_check_read+0x11/0x20 [ 45.704365] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 45.708113] sctp_sendmsg+0xd3f/0x1680 [ 45.712838] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.716475] ? sctp_id2assoc+0x250/0x250 [ 45.716484] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 45.716491] ? dup_iter+0x250/0x250 [ 45.716502] ? copy_msghdr_from_user+0x20b/0x3e0 [ 45.716512] inet_sendmsg+0x10d/0x450 [ 45.721373] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.724933] ? security_socket_sendmsg+0x50/0x90 [ 45.724939] ? ipip_gro_receive+0xf0/0xf0 [ 45.724947] sock_sendmsg+0xb7/0xf0 [ 45.724952] ___sys_sendmsg+0x649/0x950 [ 45.724960] ? find_held_lock+0x36/0x1d0 [ 45.724965] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.736539] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.742474] ? __fget+0x278/0x400 [ 45.750621] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.754051] ? kasan_check_read+0x11/0x20 [ 45.754060] ? __fget+0x295/0x400 [ 45.754072] ? __f_unlock_pos+0xd/0x10 [ 45.754083] ? __fget_light+0x174/0x1e0 [ 45.773901] FAULT_INJECTION: forcing a failure. [ 45.773901] name failslab, interval 1, probability 0, space 0, times 0 [ 45.773999] ? __fdget+0xe/0x10 [ 45.925293] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 45.930121] __sys_sendmsg+0xd9/0x180 [ 45.933900] ? __ia32_sys_shutdown+0x70/0x70 [ 45.938300] ? __sb_end_write+0xa4/0xd0 [ 45.942250] ? kasan_check_write+0x14/0x20 [ 45.946550] ? fput+0x18/0x120 [ 45.949728] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.955073] __x64_sys_sendmsg+0x73/0xb0 [ 45.959138] do_syscall_64+0xd6/0x4e0 [ 45.962916] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.968084] RIP: 0033:0x458e29 [ 45.971253] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 45.990132] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.997829] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 46.005076] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 46.012324] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.019574] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 46.026838] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 46.034122] CPU: 0 PID: 6589 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 46.043218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.052566] Call Trace: [ 46.055153] dump_stack+0x123/0x177 [ 46.058778] should_fail.cold.4+0x5/0x13 [ 46.062830] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.066641] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.067923] ? lock_downgrade+0x860/0x860 [ 46.078531] __should_failslab+0xba/0xf0 [ 46.080752] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.082577] should_failslab+0x9/0x14 [ 46.082585] kmem_cache_alloc_node+0x26e/0x730 [ 46.082601] __alloc_skb+0xa7/0x580 [ 46.082609] ? skb_scrub_packet+0x3c0/0x3c0 [ 46.082616] ? lock_downgrade+0x860/0x860 [ 46.082628] _sctp_make_chunk+0x3f/0x260 [ 46.114660] sctp_make_datafrag_empty+0x159/0x260 [ 46.119500] ? sctp_make_ecne+0xf0/0xf0 [ 46.121054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2020/12/21 03:15:50 executed programs: 9 [ 46.123465] sctp_datamsg_from_user+0x4dc/0xf40 [ 46.123484] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 46.123489] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 46.123503] ? __sctp_setsockopt_connectx+0x140/0x140 [ 46.123508] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 46.123516] ? lock_downgrade+0x860/0x860 [ 46.123524] ? kasan_check_read+0x11/0x20 [ 46.123535] sctp_sendmsg+0xd3f/0x1680 [ 46.123545] ? sctp_id2assoc+0x250/0x250 [ 46.123554] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 46.123561] ? dup_iter+0x250/0x250 [ 46.123573] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.123583] inet_sendmsg+0x10d/0x450 [ 46.123588] ? security_socket_sendmsg+0x50/0x90 [ 46.140318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.143763] ? ipip_gro_receive+0xf0/0xf0 [ 46.143772] sock_sendmsg+0xb7/0xf0 [ 46.143779] ___sys_sendmsg+0x649/0x950 [ 46.143793] ? find_held_lock+0x36/0x1d0 [ 46.143799] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.143807] ? __fget+0x278/0x400 [ 46.143816] ? kasan_check_read+0x11/0x20 [ 46.143824] ? __fget+0x295/0x400 [ 46.143835] ? __f_unlock_pos+0xd/0x10 [ 46.143843] ? __fget_light+0x174/0x1e0 [ 46.143850] ? __fdget+0xe/0x10 [ 46.143858] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.143865] __sys_sendmsg+0xd9/0x180 [ 46.143870] ? __ia32_sys_shutdown+0x70/0x70 [ 46.143877] ? __sb_end_write+0xa4/0xd0 [ 46.143883] ? kasan_check_write+0x14/0x20 [ 46.143886] ? fput+0x18/0x120 [ 46.143898] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.143907] __x64_sys_sendmsg+0x73/0xb0 [ 46.143915] do_syscall_64+0xd6/0x4e0 [ 46.143921] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.143927] RIP: 0033:0x458e29 [ 46.143933] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 46.143936] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.143941] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 46.143944] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 46.143946] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.143949] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 46.143951] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 46.184483] FAULT_INJECTION: forcing a failure. [ 46.184483] name failslab, interval 1, probability 0, space 0, times 0 [ 46.184491] CPU: 0 PID: 6593 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 46.184496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.353135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.354577] Call Trace: [ 46.354590] dump_stack+0x123/0x177 [ 46.354601] should_fail.cold.4+0x5/0x13 [ 46.354609] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.354618] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 46.354628] __should_failslab+0xba/0xf0 [ 46.354634] should_failslab+0x9/0x14 [ 46.354641] kmem_cache_alloc_trace+0x4b/0x750 [ 46.354649] ? mark_held_locks+0x130/0x130 [ 46.354659] sctp_association_new+0x5b/0x1ef0 [ 46.390559] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.392847] ? sctp_unpack_cookie+0xf70/0xf70 [ 46.392858] sctp_make_temp_asoc+0x8b/0x1a0 [ 46.392866] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 46.392874] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 46.396552] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.400525] ? dccp_diag_dump+0x20/0x20 [ 46.432716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.438124] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 46.438130] sctp_do_sm+0x112/0x4e50 [ 46.438138] ? __lock_acquire+0x792/0x4980 [ 46.438145] ? kernel_text_address+0x79/0xf0 [ 46.438156] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 46.438166] ? mark_held_locks+0x130/0x130 [ 46.452646] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.452727] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 46.471641] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.476152] ? check_noncircular+0x20/0x20 [ 46.476158] ? save_stack+0xa9/0xd0 [ 46.476163] ? save_stack+0x43/0xd0 [ 46.476167] ? kasan_kmalloc+0xc7/0xe0 [ 46.476171] ? kasan_slab_alloc+0x12/0x20 [ 46.476176] ? kmem_cache_alloc+0x12e/0x730 [ 46.476183] ? find_held_lock+0x36/0x1d0 [ 46.476193] ? mark_held_locks+0xc7/0x130 [ 46.476200] ? ktime_get+0x1a6/0x240 [ 46.476212] ? kvm_clock_read+0x18/0x30 [ 46.476218] ? kvm_clock_get_cycles+0x9/0x10 [ 46.476228] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 46.480806] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.484491] sctp_inq_push+0x1aa/0x240 [ 46.484498] sctp_backlog_rcv+0x1ab/0x13b0 [ 46.484503] ? __local_bh_enable_ip+0x160/0x260 [ 46.484508] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.484513] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.521465] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.522361] ? sctp_hash_obj+0x610/0x610 [ 46.522368] ? __release_sock+0xd0/0x360 [ 46.522373] ? __release_sock+0xd0/0x360 [ 46.522380] ? __local_bh_enable_ip+0x160/0x260 [ 46.532678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.533810] __release_sock+0x10c/0x360 [ 46.533821] release_sock+0x4f/0x180 [ 46.533829] sctp_wait_for_connect+0x22c/0x4c0 [ 46.533836] ? refcount_inc_checked+0x30/0x30 [ 46.533846] ? sctp_get_port_local+0x15b0/0x15b0 [ 46.533853] ? finish_wait+0x290/0x290 [ 46.533862] ? sctp_primitive_SEND+0x7c/0xc0 [ 46.533871] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 46.533876] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 46.533891] ? __sctp_setsockopt_connectx+0x140/0x140 [ 46.533899] ? lock_downgrade+0x860/0x860 [ 46.533907] ? kasan_check_read+0x11/0x20 [ 46.533919] sctp_sendmsg+0xd3f/0x1680 [ 46.533930] ? sctp_id2assoc+0x250/0x250 [ 46.533938] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 46.533943] ? dup_iter+0x250/0x250 [ 46.533953] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.553001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.554414] inet_sendmsg+0x10d/0x450 [ 46.554421] ? security_socket_sendmsg+0x50/0x90 [ 46.554427] ? ipip_gro_receive+0xf0/0xf0 [ 46.554434] sock_sendmsg+0xb7/0xf0 [ 46.554441] ___sys_sendmsg+0x649/0x950 [ 46.554449] ? find_held_lock+0x36/0x1d0 [ 46.554455] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.554465] ? __fget+0x278/0x400 [ 46.554474] ? kasan_check_read+0x11/0x20 [ 46.554482] ? __fget+0x295/0x400 [ 46.554494] ? __f_unlock_pos+0xd/0x10 [ 46.554503] ? __fget_light+0x174/0x1e0 [ 46.554510] ? __fdget+0xe/0x10 [ 46.554518] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.569744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.570783] __sys_sendmsg+0xd9/0x180 [ 46.570789] ? __ia32_sys_shutdown+0x70/0x70 [ 46.570799] ? __sb_end_write+0xa4/0xd0 [ 46.570806] ? kasan_check_write+0x14/0x20 [ 46.594054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.594411] ? fput+0x18/0x120 [ 46.610763] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.614344] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.614357] __x64_sys_sendmsg+0x73/0xb0 [ 46.614366] do_syscall_64+0xd6/0x4e0 [ 46.614372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.614377] RIP: 0033:0x458e29 [ 46.614383] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 46.614386] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.614392] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 46.614396] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 46.614399] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.614402] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 46.614405] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 46.627855] CPU: 0 PID: 6583 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 46.668106] FAULT_INJECTION: forcing a failure. [ 46.668106] name failslab, interval 1, probability 0, space 0, times 0 [ 46.669926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.669929] Call Trace: [ 46.669941] dump_stack+0x123/0x177 [ 46.669952] should_fail.cold.4+0x5/0x13 [ 46.669961] ? __lock_acquire+0x792/0x4980 [ 46.675674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.679268] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.679275] ? __release_sock+0x10c/0x360 [ 46.679279] ? release_sock+0x4f/0x180 [ 46.679286] ? sctp_wait_for_connect+0x22c/0x4c0 [ 46.679290] ? sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 46.679295] ? sctp_sendmsg+0xd3f/0x1680 [ 46.692527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.696670] ? inet_sendmsg+0x10d/0x450 [ 46.696681] __should_failslab+0xba/0xf0 [ 46.696688] should_failslab+0x9/0x14 [ 46.696695] kmem_cache_alloc_node_trace+0x5a/0x740 [ 46.696708] __kmalloc_node_track_caller+0x3c/0x70 [ 46.696718] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 46.696726] __alloc_skb+0xd7/0x580 [ 46.696734] ? skb_scrub_packet+0x3c0/0x3c0 [ 46.696747] _sctp_make_chunk+0x3f/0x260 [ 46.696755] sctp_make_init_ack+0xa44/0x1490 [ 46.710357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.712388] ? sctp_make_init+0xc20/0xc20 [ 46.712395] ? crng_backtrack_protect+0x80/0x80 [ 46.712409] ? sctp_verify_init+0x1660/0x1660 [ 46.712418] ? sctp_bind_addr_copy+0xe6/0x26d [ 46.712427] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 46.726374] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.728806] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 46.728814] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 46.728822] ? dccp_diag_dump+0x20/0x20 [ 46.728832] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 46.728837] sctp_do_sm+0x112/0x4e50 [ 46.728846] ? __lock_acquire+0x792/0x4980 [ 46.728854] ? kernel_text_address+0x79/0xf0 [ 46.749156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.752586] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 46.752598] ? mark_held_locks+0x130/0x130 [ 46.752605] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 46.752612] ? check_noncircular+0x20/0x20 [ 46.776278] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.779505] ? save_stack+0xa9/0xd0 [ 46.779512] ? save_stack+0x43/0xd0 [ 46.779516] ? kasan_kmalloc+0xc7/0xe0 [ 46.779521] ? kasan_slab_alloc+0x12/0x20 [ 46.779527] ? kmem_cache_alloc+0x12e/0x730 [ 46.779537] ? find_held_lock+0x36/0x1d0 [ 46.779548] ? mark_held_locks+0xc7/0x130 [ 46.796576] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.799290] ? ktime_get+0x1a6/0x240 [ 46.799304] ? kvm_clock_read+0x18/0x30 [ 46.799310] ? kvm_clock_get_cycles+0x9/0x10 [ 46.799320] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 46.799333] sctp_inq_push+0x1aa/0x240 [ 47.178369] sctp_backlog_rcv+0x1ab/0x13b0 [ 47.182584] ? __local_bh_enable_ip+0x160/0x260 [ 47.187238] ? _raw_spin_unlock_bh+0x30/0x40 [ 47.191628] ? lockdep_hardirqs_on+0x421/0x5c0 [ 47.196195] ? sctp_hash_obj+0x610/0x610 [ 47.200234] ? __release_sock+0xd0/0x360 [ 47.204280] ? __release_sock+0xd0/0x360 [ 47.208331] ? __local_bh_enable_ip+0x160/0x260 [ 47.212985] __release_sock+0x10c/0x360 [ 47.216948] release_sock+0x4f/0x180 [ 47.220644] sctp_wait_for_connect+0x22c/0x4c0 [ 47.225207] ? refcount_inc_checked+0x30/0x30 [ 47.229691] ? sctp_get_port_local+0x15b0/0x15b0 [ 47.234431] ? finish_wait+0x290/0x290 [ 47.238320] ? sctp_primitive_SEND+0x7c/0xc0 [ 47.242711] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 47.247363] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 47.251932] ? __sctp_setsockopt_connectx+0x140/0x140 [ 47.257107] ? lock_downgrade+0x860/0x860 [ 47.261250] ? kasan_check_read+0x11/0x20 [ 47.265387] sctp_sendmsg+0xd3f/0x1680 [ 47.269261] ? sctp_id2assoc+0x250/0x250 [ 47.273309] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 47.278662] ? dup_iter+0x250/0x250 [ 47.282272] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.287012] inet_sendmsg+0x10d/0x450 [ 47.290791] ? security_socket_sendmsg+0x50/0x90 [ 47.295529] ? ipip_gro_receive+0xf0/0xf0 [ 47.299664] sock_sendmsg+0xb7/0xf0 [ 47.303275] ___sys_sendmsg+0x649/0x950 [ 47.307234] ? find_held_lock+0x36/0x1d0 [ 47.311273] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.316032] ? __fget+0x278/0x400 [ 47.319467] ? kasan_check_read+0x11/0x20 [ 47.323602] ? __fget+0x295/0x400 [ 47.327057] ? __f_unlock_pos+0xd/0x10 [ 47.330925] ? __fget_light+0x174/0x1e0 [ 47.334882] ? __fdget+0xe/0x10 [ 47.338145] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.343086] __sys_sendmsg+0xd9/0x180 [ 47.346870] ? __ia32_sys_shutdown+0x70/0x70 [ 47.351275] ? __sb_end_write+0xa4/0xd0 [ 47.355236] ? kasan_check_write+0x14/0x20 [ 47.359454] ? fput+0x18/0x120 [ 47.362654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.368005] __x64_sys_sendmsg+0x73/0xb0 [ 47.372051] do_syscall_64+0xd6/0x4e0 [ 47.375839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.381008] RIP: 0033:0x458e29 [ 47.384186] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.403079] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.410775] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 47.418029] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 47.425278] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 47.432531] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 47.439782] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 47.447223] CPU: 1 PID: 6598 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 47.455016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.464369] Call Trace: [ 47.465384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.466947] dump_stack+0x123/0x177 [ 47.477471] should_fail.cold.4+0x5/0x13 [ 47.481792] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.482486] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.486883] ? __lock_is_held+0xb5/0x140 [ 47.486894] __should_failslab+0xba/0xf0 [ 47.486900] should_failslab+0x9/0x14 [ 47.486906] __kmalloc+0x70/0x770 [ 47.486911] ? __kmalloc_track_caller+0x5e5/0x760 [ 47.486921] ? sctp_tsnmap_init+0x161/0x220 [ 47.493635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.497004] sctp_tsnmap_init+0x161/0x220 [ 47.501390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.504817] sctp_process_init+0x1bb0/0x2d50 [ 47.504824] ? is_bpf_text_address+0x7d/0xe0 [ 47.504837] ? sctp_verify_init+0x1660/0x1660 [ 47.504843] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 47.504851] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 47.508844] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.513100] ? save_stack+0x43/0xd0 [ 47.513104] ? __kasan_slab_free+0x102/0x150 [ 47.513108] ? kasan_slab_free+0xe/0x10 [ 47.513117] sctp_do_sm+0x9f6/0x4e50 [ 47.513124] ? __lock_acquire+0x792/0x4980 [ 47.513130] ? sctp_sendmsg+0xd3f/0x1680 [ 47.517447] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.524764] ? inet_sendmsg+0x10d/0x450 [ 47.524775] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 47.524784] ? mark_held_locks+0x130/0x130 [ 47.524792] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 47.530865] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.536173] ? quarantine_put+0x11b/0x1c0 [ 47.536186] ? find_held_lock+0x36/0x1d0 [ 47.536208] ? kvm_clock_read+0x18/0x30 [ 47.550636] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.554030] ? kvm_clock_get_cycles+0x9/0x10 [ 47.554041] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 47.554055] sctp_inq_push+0x1aa/0x240 [ 47.559072] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.565008] sctp_backlog_rcv+0x1ab/0x13b0 [ 47.565014] ? __local_bh_enable_ip+0x160/0x260 [ 47.565020] ? _raw_spin_unlock_bh+0x30/0x40 [ 47.565033] ? lockdep_hardirqs_on+0x421/0x5c0 [ 47.565040] ? sctp_hash_obj+0x610/0x610 [ 47.569284] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.573031] ? __release_sock+0xd0/0x360 [ 47.573036] ? __release_sock+0xd0/0x360 [ 47.573043] ? __local_bh_enable_ip+0x160/0x260 [ 47.573050] __release_sock+0x10c/0x360 [ 47.573065] release_sock+0x4f/0x180 [ 47.577226] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.580706] sctp_wait_for_connect+0x22c/0x4c0 [ 47.584950] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.588951] ? refcount_inc_checked+0x30/0x30 [ 47.597410] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.599509] ? sctp_get_port_local+0x15b0/0x15b0 [ 47.606156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.609770] ? finish_wait+0x290/0x290 [ 47.617195] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.621764] ? sctp_primitive_SEND+0x7c/0xc0 [ 47.626213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.629930] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 47.636934] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.640525] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 47.645175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.649129] ? __sctp_setsockopt_connectx+0x140/0x140 [ 47.653722] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.660325] ? lock_downgrade+0x860/0x860 [ 47.666584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.669189] ? kasan_check_read+0x11/0x20 [ 47.673835] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.678138] sctp_sendmsg+0xd3f/0x1680 [ 47.682534] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.689423] ? sctp_id2assoc+0x250/0x250 [ 47.689433] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 47.689439] ? dup_iter+0x250/0x250 [ 47.689451] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.694286] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.697530] inet_sendmsg+0x10d/0x450 [ 47.704284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.706128] ? security_socket_sendmsg+0x50/0x90 [ 47.711648] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.716116] ? ipip_gro_receive+0xf0/0xf0 [ 47.716124] sock_sendmsg+0xb7/0xf0 [ 47.716130] ___sys_sendmsg+0x649/0x950 [ 47.716137] ? find_held_lock+0x36/0x1d0 [ 47.716143] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.716153] ? __fget+0x278/0x400 [ 47.721035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.727187] ? kasan_check_read+0x11/0x20 [ 47.727195] ? __fget+0x295/0x400 [ 47.727207] ? __f_unlock_pos+0xd/0x10 [ 47.727216] ? __fget_light+0x174/0x1e0 [ 47.732364] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.738419] ? __fdget+0xe/0x10 [ 47.738427] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.738436] __sys_sendmsg+0xd9/0x180 [ 47.738440] ? __ia32_sys_shutdown+0x70/0x70 [ 47.738448] ? __sb_end_write+0xa4/0xd0 [ 47.738454] ? kasan_check_write+0x14/0x20 [ 47.743533] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.750350] ? fput+0x18/0x120 [ 47.754584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.761065] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.767340] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.772727] __x64_sys_sendmsg+0x73/0xb0 [ 47.777658] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.784130] do_syscall_64+0xd6/0x4e0 [ 47.784140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.784146] RIP: 0033:0x458e29 [ 47.784152] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.795276] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.795876] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.804952] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.808133] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 47.884254] FAULT_INJECTION: forcing a failure. [ 47.884254] name failslab, interval 1, probability 0, space 0, times 0 [ 47.884546] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.089464] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.096726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 48.103971] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 48.111246] CPU: 0 PID: 6601 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 48.119389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.128734] Call Trace: [ 48.131316] dump_stack+0x123/0x177 [ 48.134942] should_fail.cold.4+0x5/0x13 [ 48.139046] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.144150] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 48.149427] __should_failslab+0xba/0xf0 [ 48.153477] should_failslab+0x9/0x14 [ 48.157270] kmem_cache_alloc_trace+0x4b/0x750 [ 48.161849] ? mark_held_locks+0x130/0x130 [ 48.166084] sctp_association_new+0x5b/0x1ef0 [ 48.168926] FAULT_INJECTION: forcing a failure. [ 48.168926] name failslab, interval 1, probability 0, space 0, times 0 [ 48.170572] ? sctp_unpack_cookie+0xf70/0xf70 [ 48.170582] sctp_make_temp_asoc+0x8b/0x1a0 [ 48.170590] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 48.170599] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 48.170610] ? dccp_diag_dump+0x20/0x20 [ 48.205899] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 48.210475] sctp_do_sm+0x112/0x4e50 [ 48.214187] ? __lock_acquire+0x792/0x4980 [ 48.218411] ? kernel_text_address+0x79/0xf0 [ 48.222825] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 48.228880] ? mark_held_locks+0x130/0x130 [ 48.233105] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 48.238544] ? check_noncircular+0x20/0x20 [ 48.242764] ? save_stack+0xa9/0xd0 [ 48.246375] ? save_stack+0x43/0xd0 [ 48.249992] ? kasan_kmalloc+0xc7/0xe0 [ 48.253868] ? kasan_slab_alloc+0x12/0x20 [ 48.258009] ? kmem_cache_alloc+0x12e/0x730 [ 48.262329] ? find_held_lock+0x36/0x1d0 [ 48.266390] ? mark_held_locks+0xc7/0x130 [ 48.270526] ? ktime_get+0x1a6/0x240 [ 48.274233] ? kvm_clock_read+0x18/0x30 [ 48.278308] ? kvm_clock_get_cycles+0x9/0x10 [ 48.282707] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 48.286946] sctp_inq_push+0x1aa/0x240 [ 48.290830] sctp_backlog_rcv+0x1ab/0x13b0 [ 48.295062] ? __local_bh_enable_ip+0x160/0x260 [ 48.299721] ? _raw_spin_unlock_bh+0x30/0x40 [ 48.304124] ? lockdep_hardirqs_on+0x421/0x5c0 [ 48.308701] ? sctp_hash_obj+0x610/0x610 [ 48.312757] ? __release_sock+0xd0/0x360 [ 48.316831] ? __release_sock+0xd0/0x360 [ 48.320876] ? __local_bh_enable_ip+0x160/0x260 [ 48.325536] __release_sock+0x10c/0x360 [ 48.329508] release_sock+0x4f/0x180 [ 48.333215] sctp_wait_for_connect+0x22c/0x4c0 [ 48.337794] ? refcount_inc_checked+0x30/0x30 [ 48.342292] ? sctp_get_port_local+0x15b0/0x15b0 [ 48.347048] ? finish_wait+0x290/0x290 [ 48.350930] ? sctp_primitive_SEND+0x7c/0xc0 [ 48.355340] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 48.360001] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 48.364585] ? __sctp_setsockopt_connectx+0x140/0x140 [ 48.369770] ? lock_downgrade+0x860/0x860 [ 48.373911] ? kasan_check_read+0x11/0x20 [ 48.378138] sctp_sendmsg+0xd3f/0x1680 [ 48.382021] ? sctp_id2assoc+0x250/0x250 [ 48.386079] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 48.391433] ? dup_iter+0x250/0x250 [ 48.395081] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.399817] inet_sendmsg+0x10d/0x450 [ 48.403598] ? security_socket_sendmsg+0x50/0x90 [ 48.408335] ? ipip_gro_receive+0xf0/0xf0 [ 48.412462] sock_sendmsg+0xb7/0xf0 [ 48.416080] ___sys_sendmsg+0x649/0x950 [ 48.420042] ? find_held_lock+0x36/0x1d0 [ 48.424091] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.428840] ? __fget+0x278/0x400 [ 48.432278] ? kasan_check_read+0x11/0x20 [ 48.436407] ? __fget+0x295/0x400 [ 48.439843] ? __f_unlock_pos+0xd/0x10 [ 48.446227] ? __fget_light+0x174/0x1e0 [ 48.450180] ? __fdget+0xe/0x10 [ 48.453527] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.458354] __sys_sendmsg+0xd9/0x180 [ 48.462132] ? __ia32_sys_shutdown+0x70/0x70 [ 48.466522] ? __sb_end_write+0xa4/0xd0 [ 48.470475] ? kasan_check_write+0x14/0x20 [ 48.474690] ? fput+0x18/0x120 [ 48.477870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.483391] __x64_sys_sendmsg+0x73/0xb0 [ 48.487464] do_syscall_64+0xd6/0x4e0 [ 48.491243] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.496427] RIP: 0033:0x458e29 [ 48.499597] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.518482] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.526181] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 48.533466] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.540732] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.547983] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 48.555236] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 48.562499] CPU: 1 PID: 6604 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 48.570299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.579642] Call Trace: [ 48.582223] dump_stack+0x123/0x177 [ 48.585847] should_fail.cold.4+0x5/0x13 [ 48.589907] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.593023] FAULT_INJECTION: forcing a failure. [ 48.593023] name failslab, interval 1, probability 0, space 0, times 0 [ 48.595145] ? lock_downgrade+0x860/0x860 [ 48.595164] __should_failslab+0xba/0xf0 [ 48.595172] should_failslab+0x9/0x14 [ 48.606656] FAULT_INJECTION: forcing a failure. [ 48.606656] name failslab, interval 1, probability 0, space 0, times 0 [ 48.610475] kmem_cache_alloc+0x2be/0x730 [ 48.610485] ? skb_scrub_packet+0x3c0/0x3c0 [ 48.610492] ? lock_downgrade+0x830/0x860 [ 48.610502] sctp_chunkify+0x46/0x270 [ 48.645812] _sctp_make_chunk+0x128/0x260 [ 48.649941] sctp_make_datafrag_empty+0x159/0x260 [ 48.654761] ? sctp_make_ecne+0xf0/0xf0 [ 48.658716] sctp_datamsg_from_user+0x4dc/0xf40 [ 48.663372] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 48.667931] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 48.672498] ? __sctp_setsockopt_connectx+0x140/0x140 [ 48.677668] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 48.682849] ? lock_downgrade+0x860/0x860 [ 48.686977] ? kasan_check_read+0x11/0x20 [ 48.691107] sctp_sendmsg+0xd3f/0x1680 [ 48.694975] ? sctp_id2assoc+0x250/0x250 [ 48.699013] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 48.704360] ? dup_iter+0x250/0x250 [ 48.707973] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.712708] inet_sendmsg+0x10d/0x450 [ 48.716500] ? security_socket_sendmsg+0x50/0x90 [ 48.721233] ? ipip_gro_receive+0xf0/0xf0 [ 48.725359] sock_sendmsg+0xb7/0xf0 [ 48.728962] ___sys_sendmsg+0x649/0x950 [ 48.732931] ? find_held_lock+0x36/0x1d0 [ 48.736973] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.741726] ? __fget+0x278/0x400 [ 48.745158] ? kasan_check_read+0x11/0x20 [ 48.749294] ? __fget+0x295/0x400 [ 48.752733] ? __f_unlock_pos+0xd/0x10 [ 48.756612] ? __fget_light+0x174/0x1e0 [ 48.761525] ? __fdget+0xe/0x10 [ 48.764787] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.769614] __sys_sendmsg+0xd9/0x180 [ 48.773395] ? __ia32_sys_shutdown+0x70/0x70 [ 48.777784] ? __sb_end_write+0xa4/0xd0 [ 48.781739] ? kasan_check_write+0x14/0x20 [ 48.785955] ? fput+0x18/0x120 [ 48.789131] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.794474] __x64_sys_sendmsg+0x73/0xb0 [ 48.798514] do_syscall_64+0xd6/0x4e0 [ 48.802292] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.807458] RIP: 0033:0x458e29 [ 48.810630] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.829748] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.837433] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 48.844699] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.851946] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.859195] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 48.866454] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 48.873713] CPU: 0 PID: 6615 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 48.881519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.890865] Call Trace: [ 48.893451] dump_stack+0x123/0x177 [ 48.897074] should_fail.cold.4+0x5/0x13 [ 48.901128] ? kasan_unpoison_shadow+0x35/0x50 [ 48.905742] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.910842] ? __kmalloc_node_track_caller+0x50/0x70 [ 48.915946] __should_failslab+0xba/0xf0 [ 48.920002] should_failslab+0x9/0x14 [ 48.923796] kmem_cache_alloc+0x47/0x730 [ 48.927850] ? skb_scrub_packet+0x3c0/0x3c0 [ 48.932166] sctp_chunkify+0x46/0x270 [ 48.935964] _sctp_make_chunk+0x128/0x260 [ 48.940109] sctp_make_init_ack+0xa44/0x1490 [ 48.944517] ? sctp_make_init+0xc20/0xc20 [ 48.948654] ? crng_backtrack_protect+0x80/0x80 [ 48.953320] ? sctp_verify_init+0x1660/0x1660 [ 48.957812] ? sctp_bind_addr_copy+0xe6/0x26d [ 48.962302] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 48.968009] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 48.973807] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 48.979427] ? dccp_diag_dump+0x20/0x20 [ 48.983399] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 48.987978] sctp_do_sm+0x112/0x4e50 [ 48.991684] ? __lock_acquire+0x792/0x4980 [ 48.995913] ? kernel_text_address+0x79/0xf0 [ 49.000322] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 49.006493] ? mark_held_locks+0x130/0x130 [ 49.010726] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 49.016167] ? check_noncircular+0x20/0x20 [ 49.020387] ? save_stack+0xa9/0xd0 [ 49.024006] ? save_stack+0x43/0xd0 [ 49.027620] ? kasan_kmalloc+0xc7/0xe0 [ 49.031505] ? kasan_slab_alloc+0x12/0x20 [ 49.035646] ? kmem_cache_alloc+0x12e/0x730 [ 49.039964] ? find_held_lock+0x36/0x1d0 [ 49.044030] ? mark_held_locks+0xc7/0x130 [ 49.048172] ? ktime_get+0x1a6/0x240 [ 49.051877] ? kvm_clock_read+0x18/0x30 [ 49.055832] ? kvm_clock_get_cycles+0x9/0x10 [ 49.060222] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.064450] sctp_inq_push+0x1aa/0x240 [ 49.068329] sctp_backlog_rcv+0x1ab/0x13b0 [ 49.072541] ? __local_bh_enable_ip+0x160/0x260 [ 49.077281] ? _raw_spin_unlock_bh+0x30/0x40 [ 49.081680] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.086271] ? sctp_hash_obj+0x610/0x610 [ 49.090321] ? __release_sock+0xd0/0x360 [ 49.094365] ? __release_sock+0xd0/0x360 [ 49.098419] ? __local_bh_enable_ip+0x160/0x260 [ 49.104054] __release_sock+0x10c/0x360 [ 49.108018] release_sock+0x4f/0x180 [ 49.111713] sctp_wait_for_connect+0x22c/0x4c0 [ 49.116270] ? refcount_inc_checked+0x30/0x30 [ 49.120754] ? sctp_get_port_local+0x15b0/0x15b0 [ 49.125493] ? finish_wait+0x290/0x290 [ 49.129368] ? sctp_primitive_SEND+0x7c/0xc0 [ 49.133757] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 49.138403] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 49.142976] ? __sctp_setsockopt_connectx+0x140/0x140 [ 49.148160] ? lock_downgrade+0x860/0x860 [ 49.152299] ? kasan_check_read+0x11/0x20 [ 49.156436] sctp_sendmsg+0xd3f/0x1680 [ 49.160304] ? sctp_id2assoc+0x250/0x250 [ 49.164350] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 49.169697] ? dup_iter+0x250/0x250 [ 49.173306] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.178041] inet_sendmsg+0x10d/0x450 [ 49.181818] ? security_socket_sendmsg+0x50/0x90 [ 49.186551] ? ipip_gro_receive+0xf0/0xf0 [ 49.190678] sock_sendmsg+0xb7/0xf0 [ 49.194283] ___sys_sendmsg+0x649/0x950 [ 49.198239] ? find_held_lock+0x36/0x1d0 [ 49.202276] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.207012] ? __fget+0x278/0x400 [ 49.210444] ? kasan_check_read+0x11/0x20 [ 49.214573] ? __fget+0x295/0x400 [ 49.218009] ? __f_unlock_pos+0xd/0x10 [ 49.221898] ? __fget_light+0x174/0x1e0 [ 49.225857] ? __fdget+0xe/0x10 [ 49.229125] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.233953] __sys_sendmsg+0xd9/0x180 [ 49.237733] ? __ia32_sys_shutdown+0x70/0x70 [ 49.242123] ? __sb_end_write+0xa4/0xd0 [ 49.246084] ? kasan_check_write+0x14/0x20 [ 49.250300] ? fput+0x18/0x120 [ 49.253492] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.258836] __x64_sys_sendmsg+0x73/0xb0 [ 49.262880] do_syscall_64+0xd6/0x4e0 [ 49.266666] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.272021] RIP: 0033:0x458e29 [ 49.275193] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.294078] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.301771] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 49.309024] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 49.316392] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.323645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 49.330898] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 49.338159] CPU: 1 PID: 6616 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 49.345962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.355306] Call Trace: [ 49.357893] dump_stack+0x123/0x177 [ 49.361521] should_fail.cold.4+0x5/0x13 [ 49.365574] ? kasan_unpoison_shadow+0x35/0x50 [ 49.370151] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.375253] ? __kmalloc_node_track_caller+0x50/0x70 [ 49.380524] __should_failslab+0xba/0xf0 [ 49.384568] should_failslab+0x9/0x14 [ 49.388360] kmem_cache_alloc+0x47/0x730 [ 49.392410] ? skb_scrub_packet+0x3c0/0x3c0 [ 49.396707] sctp_chunkify+0x46/0x270 [ 49.400533] _sctp_make_chunk+0x128/0x260 [ 49.404655] sctp_make_init_ack+0xa44/0x1490 [ 49.409039] ? sctp_make_init+0xc20/0xc20 [ 49.413159] ? crng_backtrack_protect+0x80/0x80 [ 49.417804] ? sctp_verify_init+0x1660/0x1660 [ 49.422273] ? sctp_bind_addr_copy+0xe6/0x26d [ 49.426783] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 49.432469] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 49.438240] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 49.443839] ? dccp_diag_dump+0x20/0x20 [ 49.447787] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.452344] sctp_do_sm+0x112/0x4e50 [ 49.456031] ? __lock_acquire+0x792/0x4980 [ 49.460239] ? kernel_text_address+0x79/0xf0 [ 49.464620] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 49.470652] ? mark_held_locks+0x130/0x130 [ 49.474858] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 49.480280] ? check_noncircular+0x20/0x20 [ 49.484528] ? save_stack+0xa9/0xd0 [ 49.488126] ? save_stack+0x43/0xd0 [ 49.491723] ? kasan_kmalloc+0xc7/0xe0 [ 49.495583] ? kasan_slab_alloc+0x12/0x20 [ 49.499703] ? kmem_cache_alloc+0x12e/0x730 [ 49.503999] ? find_held_lock+0x36/0x1d0 [ 49.508073] ? mark_held_locks+0xc7/0x130 [ 49.512196] ? ktime_get+0x1a6/0x240 [ 49.515886] ? kvm_clock_read+0x18/0x30 [ 49.519830] ? kvm_clock_get_cycles+0x9/0x10 [ 49.524226] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.528437] sctp_inq_push+0x1aa/0x240 [ 49.532301] sctp_backlog_rcv+0x1ab/0x13b0 [ 49.536515] ? __local_bh_enable_ip+0x160/0x260 [ 49.541157] ? _raw_spin_unlock_bh+0x30/0x40 [ 49.545540] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.550093] ? sctp_hash_obj+0x610/0x610 [ 49.554129] ? __release_sock+0xd0/0x360 [ 49.558159] ? __release_sock+0xd0/0x360 [ 49.562189] ? __local_bh_enable_ip+0x160/0x260 [ 49.566856] __release_sock+0x10c/0x360 [ 49.570892] release_sock+0x4f/0x180 [ 49.574595] sctp_wait_for_connect+0x22c/0x4c0 [ 49.579150] ? refcount_inc_checked+0x30/0x30 [ 49.583630] ? sctp_get_port_local+0x15b0/0x15b0 [ 49.588381] ? finish_wait+0x290/0x290 [ 49.592250] ? sctp_primitive_SEND+0x7c/0xc0 [ 49.596657] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 49.601305] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 49.605873] ? __sctp_setsockopt_connectx+0x140/0x140 [ 49.611041] ? lock_downgrade+0x860/0x860 [ 49.615165] ? kasan_check_read+0x11/0x20 [ 49.619290] sctp_sendmsg+0xd3f/0x1680 [ 49.623165] ? sctp_id2assoc+0x250/0x250 [ 49.627200] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 49.632536] ? dup_iter+0x250/0x250 [ 49.636154] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.640895] inet_sendmsg+0x10d/0x450 [ 49.644675] ? security_socket_sendmsg+0x50/0x90 [ 49.649400] ? ipip_gro_receive+0xf0/0xf0 [ 49.653519] sock_sendmsg+0xb7/0xf0 [ 49.657131] ___sys_sendmsg+0x649/0x950 [ 49.661104] ? find_held_lock+0x36/0x1d0 [ 49.665158] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.669887] ? __fget+0x278/0x400 [ 49.673316] ? kasan_check_read+0x11/0x20 [ 49.677436] ? __fget+0x295/0x400 [ 49.680885] ? __f_unlock_pos+0xd/0x10 [ 49.684759] ? __fget_light+0x174/0x1e0 [ 49.688804] ? __fdget+0xe/0x10 [ 49.692076] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.696917] __sys_sendmsg+0xd9/0x180 [ 49.700702] ? __ia32_sys_shutdown+0x70/0x70 [ 49.705083] ? __sb_end_write+0xa4/0xd0 [ 49.709031] ? kasan_check_write+0x14/0x20 [ 49.713252] ? fput+0x18/0x120 [ 49.716420] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.721767] __x64_sys_sendmsg+0x73/0xb0 [ 49.725814] do_syscall_64+0xd6/0x4e0 [ 49.729590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.734752] RIP: 0033:0x458e29 [ 49.737917] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.756850] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.764594] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 49.771854] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 49.779102] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.786487] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 49.793781] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 49.837792] FAULT_INJECTION: forcing a failure. [ 49.837792] name failslab, interval 1, probability 0, space 0, times 0 [ 49.855350] FAULT_INJECTION: forcing a failure. [ 49.855350] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.867176] CPU: 1 PID: 6629 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 49.873372] FAULT_INJECTION: forcing a failure. [ 49.873372] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.874960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.874963] Call Trace: [ 49.874980] dump_stack+0x123/0x177 [ 49.902383] should_fail.cold.4+0x5/0x13 [ 49.906425] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.911522] ? save_stack+0xa9/0xd0 [ 49.915143] __alloc_pages_nodemask+0x1d5/0x710 [ 49.919789] ? sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.924519] ? sctp_do_sm+0x112/0x4e50 [ 49.928385] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.932785] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 49.937865] ? sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 49.942687] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.947772] cache_grow_begin+0x91/0x8d0 [ 49.951810] ? kmem_cache_alloc_node+0xaa/0x730 [ 49.956458] kmem_cache_alloc_node+0x667/0x730 [ 49.961019] ? find_held_lock+0x36/0x1d0 [ 49.965064] __alloc_skb+0xa7/0x580 [ 49.968684] ? skb_scrub_packet+0x3c0/0x3c0 [ 49.973337] _sctp_make_chunk+0x3f/0x260 [ 49.977381] sctp_make_init_ack+0xa44/0x1490 [ 49.981772] ? sctp_make_init+0xc20/0xc20 [ 49.985898] ? crng_backtrack_protect+0x80/0x80 [ 49.990551] ? sctp_verify_init+0x1660/0x1660 [ 49.995473] ? sctp_bind_addr_copy+0xe6/0x26d [ 49.999949] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 50.005648] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 50.011425] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 50.017027] ? dccp_diag_dump+0x20/0x20 [ 50.020983] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.025543] sctp_do_sm+0x112/0x4e50 [ 50.029236] ? __lock_acquire+0x792/0x4980 [ 50.033462] ? kernel_text_address+0x79/0xf0 [ 50.037853] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 50.043902] ? mark_held_locks+0x130/0x130 [ 50.048119] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 50.053548] ? check_noncircular+0x20/0x20 [ 50.057772] ? save_stack+0xa9/0xd0 [ 50.061375] ? save_stack+0x43/0xd0 [ 50.064977] ? kasan_kmalloc+0xc7/0xe0 [ 50.068870] ? kasan_slab_alloc+0x12/0x20 [ 50.072994] ? kmem_cache_alloc+0x12e/0x730 [ 50.077295] ? find_held_lock+0x36/0x1d0 [ 50.081353] ? mark_held_locks+0xc7/0x130 [ 50.085480] ? ktime_get+0x1a6/0x240 [ 50.089177] ? kvm_clock_read+0x18/0x30 [ 50.093129] ? kvm_clock_get_cycles+0x9/0x10 [ 50.097527] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.101759] sctp_inq_push+0x1aa/0x240 [ 50.105631] sctp_backlog_rcv+0x1ab/0x13b0 [ 50.109846] ? __local_bh_enable_ip+0x160/0x260 [ 50.114494] ? _raw_spin_unlock_bh+0x30/0x40 [ 50.118893] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.123462] ? sctp_hash_obj+0x610/0x610 [ 50.127499] ? __release_sock+0xd0/0x360 [ 50.131536] ? __release_sock+0xd0/0x360 [ 50.135574] ? __local_bh_enable_ip+0x160/0x260 [ 50.140223] __release_sock+0x10c/0x360 [ 50.144179] release_sock+0x4f/0x180 [ 50.147872] sctp_wait_for_connect+0x22c/0x4c0 [ 50.152443] ? refcount_inc_checked+0x30/0x30 [ 50.156919] ? sctp_get_port_local+0x15b0/0x15b0 [ 50.161653] ? finish_wait+0x290/0x290 [ 50.165532] ? sctp_primitive_SEND+0x7c/0xc0 [ 50.169931] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 50.174577] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 50.179143] ? __sctp_setsockopt_connectx+0x140/0x140 [ 50.184322] ? lock_downgrade+0x860/0x860 [ 50.188450] ? kasan_check_read+0x11/0x20 [ 50.192580] sctp_sendmsg+0xd3f/0x1680 [ 50.196450] ? sctp_id2assoc+0x250/0x250 [ 50.200492] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 50.205832] ? dup_iter+0x250/0x250 [ 50.209443] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.214182] inet_sendmsg+0x10d/0x450 [ 50.217959] ? security_socket_sendmsg+0x50/0x90 [ 50.222691] ? ipip_gro_receive+0xf0/0xf0 [ 50.226816] sock_sendmsg+0xb7/0xf0 [ 50.230422] ___sys_sendmsg+0x649/0x950 [ 50.234373] ? find_held_lock+0x36/0x1d0 [ 50.238411] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.243146] ? __fget+0x278/0x400 [ 50.246578] ? kasan_check_read+0x11/0x20 [ 50.250722] ? __fget+0x295/0x400 [ 50.254158] ? __f_unlock_pos+0xd/0x10 [ 50.258024] ? __fget_light+0x174/0x1e0 [ 50.261978] ? __fdget+0xe/0x10 [ 50.265244] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.270065] __sys_sendmsg+0xd9/0x180 [ 50.273844] ? __ia32_sys_shutdown+0x70/0x70 [ 50.278244] ? __sb_end_write+0xa4/0xd0 [ 50.282197] ? kasan_check_write+0x14/0x20 [ 50.286410] ? fput+0x18/0x120 [ 50.289599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.294945] __x64_sys_sendmsg+0x73/0xb0 [ 50.298984] do_syscall_64+0xd6/0x4e0 [ 50.302764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.307930] RIP: 0033:0x458e29 [ 50.311112] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.329991] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.337677] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 50.344923] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 50.353649] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.360897] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 50.368145] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 50.375407] CPU: 0 PID: 6633 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 50.381415] FAULT_INJECTION: forcing a failure. [ 50.381415] name failslab, interval 1, probability 0, space 0, times 0 [ 50.383198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.383201] Call Trace: [ 50.383215] dump_stack+0x123/0x177 [ 50.383226] should_fail.cold.4+0x5/0x13 [ 50.383233] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.383241] ? unwind_get_return_address+0x61/0xa0 [ 50.383249] ? __save_stack_trace+0x9c/0x100 [ 50.383259] __alloc_pages_nodemask+0x1d5/0x710 [ 50.383268] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 50.383276] ? save_stack+0x43/0xd0 [ 50.383279] ? kasan_kmalloc+0xc7/0xe0 [ 50.383283] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.383293] cache_grow_begin+0x91/0x8d0 [ 50.383299] ? kmem_cache_alloc+0x9c/0x730 [ 50.383308] kmem_cache_alloc+0x665/0x730 [ 50.383311] ? save_stack+0x43/0xd0 [ 50.383314] ? kasan_kmalloc+0xc7/0xe0 [ 50.383319] ? __kmalloc+0x15b/0x770 [ 50.383324] ? sctp_process_init+0x1bb0/0x2d50 [ 50.383334] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 50.383343] idr_get_free+0x4f5/0xa29 [ 50.383357] idr_alloc_u32+0x146/0x360 [ 50.383364] ? rcu_read_lock_sched_held+0x108/0x120 [ 50.383371] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 50.383379] ? memset+0x31/0x40 [ 50.383389] idr_alloc_cyclic+0xeb/0x1e0 [ 50.383397] ? idr_alloc+0xc0/0xc0 [ 50.383401] ? kasan_check_write+0x14/0x20 [ 50.383407] ? do_raw_spin_lock+0xd0/0x240 [ 50.383418] sctp_assoc_set_id+0x76/0x140 [ 50.383424] sctp_process_init+0x205b/0x2d50 [ 50.383431] ? is_bpf_text_address+0x7d/0xe0 [ 50.383445] ? sctp_verify_init+0x1660/0x1660 [ 50.505937] FAULT_INJECTION: forcing a failure. [ 50.505937] name failslab, interval 1, probability 0, space 0, times 0 [ 50.509182] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 50.554225] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 50.558879] ? save_stack+0x43/0xd0 [ 50.562489] ? __kasan_slab_free+0x102/0x150 [ 50.566900] ? kasan_slab_free+0xe/0x10 [ 50.570870] sctp_do_sm+0x9f6/0x4e50 [ 50.574572] ? __lock_acquire+0x792/0x4980 [ 50.578823] ? sctp_sendmsg+0xd3f/0x1680 [ 50.582667] FAULT_INJECTION: forcing a failure. [ 50.582667] name failslab, interval 1, probability 0, space 0, times 0 [ 50.582879] ? inet_sendmsg+0x10d/0x450 [ 50.598264] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 50.604319] ? mark_held_locks+0x130/0x130 [ 50.608596] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 50.613696] ? quarantine_put+0x11b/0x1c0 [ 50.617845] ? find_held_lock+0x36/0x1d0 [ 50.621912] ? kvm_clock_read+0x18/0x30 [ 50.625897] ? kvm_clock_get_cycles+0x9/0x10 [ 50.630305] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.634538] sctp_inq_push+0x1aa/0x240 [ 50.638415] sctp_backlog_rcv+0x1ab/0x13b0 [ 50.642635] ? __local_bh_enable_ip+0x160/0x260 [ 50.647289] ? _raw_spin_unlock_bh+0x30/0x40 [ 50.651685] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.656261] ? sctp_hash_obj+0x610/0x610 [ 50.660311] ? __release_sock+0xd0/0x360 [ 50.664368] ? __release_sock+0xd0/0x360 [ 50.668420] ? __local_bh_enable_ip+0x160/0x260 [ 50.673084] __release_sock+0x10c/0x360 [ 50.677050] release_sock+0x4f/0x180 [ 50.680754] sctp_wait_for_connect+0x22c/0x4c0 [ 50.685330] ? refcount_inc_checked+0x30/0x30 [ 50.689812] ? sctp_get_port_local+0x15b0/0x15b0 [ 50.694550] ? finish_wait+0x290/0x290 [ 50.698426] ? sctp_primitive_SEND+0x7c/0xc0 [ 50.702830] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 50.707487] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 50.712088] ? __sctp_setsockopt_connectx+0x140/0x140 [ 50.717274] ? lock_downgrade+0x860/0x860 [ 50.721411] ? kasan_check_read+0x11/0x20 [ 50.725581] sctp_sendmsg+0xd3f/0x1680 [ 50.729490] ? sctp_id2assoc+0x250/0x250 [ 50.733542] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 50.738909] ? dup_iter+0x250/0x250 [ 50.742532] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.747302] inet_sendmsg+0x10d/0x450 [ 50.751087] ? security_socket_sendmsg+0x50/0x90 [ 50.755825] ? ipip_gro_receive+0xf0/0xf0 [ 50.760069] sock_sendmsg+0xb7/0xf0 [ 50.763702] ___sys_sendmsg+0x649/0x950 [ 50.767664] ? find_held_lock+0x36/0x1d0 [ 50.771713] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.776485] ? __fget+0x278/0x400 [ 50.779925] ? kasan_check_read+0x11/0x20 [ 50.784055] ? __fget+0x295/0x400 [ 50.787493] ? __f_unlock_pos+0xd/0x10 [ 50.791364] ? __fget_light+0x174/0x1e0 [ 50.795325] ? __fdget+0xe/0x10 [ 50.798587] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.803415] __sys_sendmsg+0xd9/0x180 [ 50.807215] ? __ia32_sys_shutdown+0x70/0x70 [ 50.811603] ? __sb_end_write+0xa4/0xd0 [ 50.815557] ? kasan_check_write+0x14/0x20 [ 50.819769] ? fput+0x18/0x120 [ 50.822954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.828302] __x64_sys_sendmsg+0x73/0xb0 [ 50.832358] do_syscall_64+0xd6/0x4e0 [ 50.836145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.841321] RIP: 0033:0x458e29 [ 50.844495] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.863393] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.871083] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 50.878355] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 50.885605] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.892856] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 50.900110] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 50.907396] CPU: 1 PID: 6631 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 50.915202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.924551] Call Trace: [ 50.927139] dump_stack+0x123/0x177 [ 50.930768] should_fail.cold.4+0x5/0x13 [ 50.934835] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.939965] __should_failslab+0xba/0xf0 [ 50.944022] should_failslab+0x9/0x14 [ 50.947824] __kmalloc_track_caller+0x6c/0x760 [ 50.952409] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 50.956815] ? sctp_process_init+0x1164/0x2d50 [ 50.961397] kmemdup+0x1d/0x40 [ 50.964589] sctp_process_init+0x1164/0x2d50 [ 50.968989] ? is_bpf_text_address+0x7d/0xe0 [ 50.973400] ? sctp_verify_init+0x1660/0x1660 [ 50.977899] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 50.982476] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 50.987140] ? save_stack+0x43/0xd0 [ 50.990758] ? __kasan_slab_free+0x102/0x150 [ 50.995158] ? kasan_slab_free+0xe/0x10 [ 50.999131] sctp_do_sm+0x9f6/0x4e50 [ 51.002839] ? __lock_acquire+0x792/0x4980 [ 51.007069] ? sctp_sendmsg+0xd3f/0x1680 [ 51.011122] ? inet_sendmsg+0x10d/0x450 [ 51.015097] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.021153] ? mark_held_locks+0x130/0x130 [ 51.025389] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 51.030572] ? quarantine_put+0x11b/0x1c0 [ 51.034717] ? find_held_lock+0x36/0x1d0 [ 51.038770] ? kvm_clock_read+0x18/0x30 [ 51.042756] ? kvm_clock_get_cycles+0x9/0x10 [ 51.047147] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.051367] sctp_inq_push+0x1aa/0x240 [ 51.055233] sctp_backlog_rcv+0x1ab/0x13b0 [ 51.059445] ? __local_bh_enable_ip+0x160/0x260 [ 51.064093] ? _raw_spin_unlock_bh+0x30/0x40 [ 51.068479] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.073038] ? sctp_hash_obj+0x610/0x610 [ 51.077075] ? __release_sock+0xd0/0x360 [ 51.081112] ? __release_sock+0xd0/0x360 [ 51.085151] ? __local_bh_enable_ip+0x160/0x260 [ 51.089802] __release_sock+0x10c/0x360 [ 51.093785] release_sock+0x4f/0x180 [ 51.097480] sctp_wait_for_connect+0x22c/0x4c0 [ 51.102043] ? refcount_inc_checked+0x30/0x30 [ 51.106520] ? sctp_get_port_local+0x15b0/0x15b0 [ 51.111253] ? finish_wait+0x290/0x290 [ 51.115118] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.119505] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 51.124154] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 51.128738] ? __sctp_setsockopt_connectx+0x140/0x140 [ 51.133907] ? lock_downgrade+0x860/0x860 [ 51.138035] ? kasan_check_read+0x11/0x20 [ 51.142182] sctp_sendmsg+0xd3f/0x1680 [ 51.146051] ? sctp_id2assoc+0x250/0x250 [ 51.150106] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.155446] ? dup_iter+0x250/0x250 [ 51.159054] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.163796] inet_sendmsg+0x10d/0x450 [ 51.167572] ? security_socket_sendmsg+0x50/0x90 [ 51.172306] ? ipip_gro_receive+0xf0/0xf0 [ 51.176433] sock_sendmsg+0xb7/0xf0 [ 51.180059] ___sys_sendmsg+0x649/0x950 [ 51.184011] ? find_held_lock+0x36/0x1d0 [ 51.188049] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.192788] ? __fget+0x278/0x400 [ 51.196221] ? kasan_check_read+0x11/0x20 [ 51.200347] ? __fget+0x295/0x400 [ 51.203788] ? __f_unlock_pos+0xd/0x10 [ 51.207663] ? __fget_light+0x174/0x1e0 [ 51.211617] ? __fdget+0xe/0x10 [ 51.214875] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.219699] __sys_sendmsg+0xd9/0x180 [ 51.223476] ? __ia32_sys_shutdown+0x70/0x70 [ 51.227862] ? __sb_end_write+0xa4/0xd0 [ 51.231830] ? kasan_check_write+0x14/0x20 [ 51.236040] ? fput+0x18/0x120 [ 51.239232] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.244574] __x64_sys_sendmsg+0x73/0xb0 [ 51.248615] do_syscall_64+0xd6/0x4e0 [ 51.252395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.257561] RIP: 0033:0x458e29 [ 51.260745] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.279632] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.287316] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 51.294562] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 51.301810] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.309066] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 51.316351] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 51.323612] CPU: 0 PID: 6634 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 51.331411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.340758] Call Trace: [ 51.343342] dump_stack+0x123/0x177 [ 51.346967] should_fail.cold.4+0x5/0x13 [ 51.351024] ? kasan_unpoison_shadow+0x35/0x50 [ 51.355600] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.360693] ? __kmalloc_node_track_caller+0x50/0x70 [ 51.365788] __should_failslab+0xba/0xf0 [ 51.369861] should_failslab+0x9/0x14 [ 51.373655] kmem_cache_alloc+0x47/0x730 [ 51.377708] ? skb_scrub_packet+0x3c0/0x3c0 [ 51.381655] FAULT_INJECTION: forcing a failure. [ 51.381655] name failslab, interval 1, probability 0, space 0, times 0 [ 51.382021] sctp_chunkify+0x46/0x270 [ 51.382029] _sctp_make_chunk+0x128/0x260 [ 51.382038] sctp_make_init_ack+0xa44/0x1490 [ 51.382049] ? sctp_make_init+0xc20/0xc20 [ 51.382055] ? crng_backtrack_protect+0x80/0x80 [ 51.382068] ? sctp_verify_init+0x1660/0x1660 [ 51.382078] ? sctp_bind_addr_copy+0xe6/0x26d [ 51.382089] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 51.382097] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 51.382104] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 51.382111] ? dccp_diag_dump+0x20/0x20 [ 51.382120] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 51.382124] sctp_do_sm+0x112/0x4e50 [ 51.382130] ? __lock_acquire+0x792/0x4980 [ 51.382139] ? kernel_text_address+0x79/0xf0 [ 51.461219] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.467278] ? mark_held_locks+0x130/0x130 [ 51.471506] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 51.476951] ? check_noncircular+0x20/0x20 [ 51.481177] ? save_stack+0xa9/0xd0 [ 51.484796] ? save_stack+0x43/0xd0 [ 51.488417] ? kasan_kmalloc+0xc7/0xe0 [ 51.492286] ? kasan_slab_alloc+0x12/0x20 [ 51.496420] ? kmem_cache_alloc+0x12e/0x730 [ 51.500731] ? find_held_lock+0x36/0x1d0 [ 51.504791] ? mark_held_locks+0xc7/0x130 [ 51.508954] ? ktime_get+0x1a6/0x240 [ 51.512661] ? kvm_clock_read+0x18/0x30 [ 51.516625] ? kvm_clock_get_cycles+0x9/0x10 [ 51.521025] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.525292] sctp_inq_push+0x1aa/0x240 [ 51.529168] sctp_backlog_rcv+0x1ab/0x13b0 [ 51.533390] ? __local_bh_enable_ip+0x160/0x260 [ 51.538046] ? _raw_spin_unlock_bh+0x30/0x40 2020/12/21 03:15:55 executed programs: 20 [ 51.542446] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.547013] ? sctp_hash_obj+0x610/0x610 [ 51.551063] ? __release_sock+0xd0/0x360 [ 51.555113] ? __release_sock+0xd0/0x360 [ 51.559159] ? __local_bh_enable_ip+0x160/0x260 [ 51.563810] __release_sock+0x10c/0x360 [ 51.567790] release_sock+0x4f/0x180 [ 51.571489] sctp_wait_for_connect+0x22c/0x4c0 [ 51.576054] ? refcount_inc_checked+0x30/0x30 [ 51.580534] ? sctp_get_port_local+0x15b0/0x15b0 [ 51.585280] ? finish_wait+0x290/0x290 [ 51.589166] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.593573] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 51.598237] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 51.602823] ? __sctp_setsockopt_connectx+0x140/0x140 [ 51.608003] ? lock_downgrade+0x860/0x860 [ 51.612134] ? kasan_check_read+0x11/0x20 [ 51.616276] sctp_sendmsg+0xd3f/0x1680 [ 51.620155] ? sctp_id2assoc+0x250/0x250 [ 51.624206] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.629566] ? dup_iter+0x250/0x250 [ 51.633196] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.637948] inet_sendmsg+0x10d/0x450 [ 51.641741] ? security_socket_sendmsg+0x50/0x90 [ 51.646493] ? ipip_gro_receive+0xf0/0xf0 [ 51.650639] sock_sendmsg+0xb7/0xf0 [ 51.654252] ___sys_sendmsg+0x649/0x950 [ 51.658214] ? find_held_lock+0x36/0x1d0 [ 51.662266] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.667021] ? __fget+0x278/0x400 [ 51.670465] ? kasan_check_read+0x11/0x20 [ 51.674602] ? __fget+0x295/0x400 [ 51.678054] ? __f_unlock_pos+0xd/0x10 [ 51.681937] ? __fget_light+0x174/0x1e0 [ 51.685900] ? __fdget+0xe/0x10 [ 51.689173] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.694009] __sys_sendmsg+0xd9/0x180 [ 51.697806] ? __ia32_sys_shutdown+0x70/0x70 [ 51.702205] ? __sb_end_write+0xa4/0xd0 [ 51.706167] ? kasan_check_write+0x14/0x20 [ 51.710389] ? fput+0x18/0x120 [ 51.713579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.718942] __x64_sys_sendmsg+0x73/0xb0 [ 51.723000] do_syscall_64+0xd6/0x4e0 [ 51.726798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.731976] RIP: 0033:0x458e29 [ 51.735155] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.754056] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.761758] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 51.769027] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 51.776290] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.783550] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 51.790811] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 51.798267] CPU: 1 PID: 6630 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 51.806065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.810567] FAULT_INJECTION: forcing a failure. [ 51.810567] name failslab, interval 1, probability 0, space 0, times 0 [ 51.815405] Call Trace: [ 51.815418] dump_stack+0x123/0x177 [ 51.815428] should_fail.cold.4+0x5/0x13 [ 51.815434] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.815449] __should_failslab+0xba/0xf0 [ 51.846104] should_failslab+0x9/0x14 [ 51.849885] __kmalloc_track_caller+0x6c/0x760 [ 51.854465] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 51.858851] ? sctp_process_init+0x1164/0x2d50 [ 51.863414] kmemdup+0x1d/0x40 [ 51.866586] sctp_process_init+0x1164/0x2d50 [ 51.870973] ? is_bpf_text_address+0x7d/0xe0 [ 51.875363] ? sctp_verify_init+0x1660/0x1660 [ 51.879844] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 51.884405] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 51.889069] ? save_stack+0x43/0xd0 [ 51.892671] ? __kasan_slab_free+0x102/0x150 [ 51.897063] ? kasan_slab_free+0xe/0x10 [ 51.901034] sctp_do_sm+0x9f6/0x4e50 [ 51.904729] ? __lock_acquire+0x792/0x4980 [ 51.908941] ? sctp_sendmsg+0xd3f/0x1680 [ 51.912994] ? inet_sendmsg+0x10d/0x450 [ 51.916954] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.922991] ? mark_held_locks+0x130/0x130 [ 51.927204] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 51.932287] ? quarantine_put+0x11b/0x1c0 [ 51.936418] ? find_held_lock+0x36/0x1d0 [ 51.940491] ? kvm_clock_read+0x18/0x30 [ 51.944446] ? kvm_clock_get_cycles+0x9/0x10 [ 51.948837] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.953059] sctp_inq_push+0x1aa/0x240 [ 51.956925] sctp_backlog_rcv+0x1ab/0x13b0 [ 51.961136] ? __local_bh_enable_ip+0x160/0x260 [ 51.965784] ? _raw_spin_unlock_bh+0x30/0x40 [ 51.970188] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.974749] ? sctp_hash_obj+0x610/0x610 [ 51.978788] ? __release_sock+0xd0/0x360 [ 51.982826] ? __release_sock+0xd0/0x360 [ 51.986872] ? __local_bh_enable_ip+0x160/0x260 [ 51.991535] __release_sock+0x10c/0x360 [ 51.995509] release_sock+0x4f/0x180 [ 51.999201] sctp_wait_for_connect+0x22c/0x4c0 [ 52.003775] ? refcount_inc_checked+0x30/0x30 [ 52.008274] ? sctp_get_port_local+0x15b0/0x15b0 [ 52.013008] ? finish_wait+0x290/0x290 [ 52.016876] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.021282] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 52.025928] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 52.030495] ? __sctp_setsockopt_connectx+0x140/0x140 [ 52.035681] ? lock_downgrade+0x860/0x860 [ 52.039830] ? kasan_check_read+0x11/0x20 [ 52.043962] sctp_sendmsg+0xd3f/0x1680 [ 52.047840] ? sctp_id2assoc+0x250/0x250 [ 52.051887] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.057229] ? dup_iter+0x250/0x250 [ 52.060843] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.065585] inet_sendmsg+0x10d/0x450 [ 52.069378] ? security_socket_sendmsg+0x50/0x90 [ 52.074111] ? ipip_gro_receive+0xf0/0xf0 [ 52.078264] sock_sendmsg+0xb7/0xf0 [ 52.081869] ___sys_sendmsg+0x649/0x950 [ 52.085820] ? find_held_lock+0x36/0x1d0 [ 52.089860] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.094596] ? __fget+0x278/0x400 [ 52.098028] ? kasan_check_read+0x11/0x20 [ 52.102156] ? __fget+0x295/0x400 [ 52.105608] ? __f_unlock_pos+0xd/0x10 [ 52.109475] ? __fget_light+0x174/0x1e0 [ 52.113447] ? __fdget+0xe/0x10 [ 52.116706] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.121528] __sys_sendmsg+0xd9/0x180 [ 52.125325] ? __ia32_sys_shutdown+0x70/0x70 [ 52.129729] ? __sb_end_write+0xa4/0xd0 [ 52.133680] ? kasan_check_write+0x14/0x20 [ 52.137927] ? fput+0x18/0x120 [ 52.141119] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.146483] __x64_sys_sendmsg+0x73/0xb0 [ 52.150526] do_syscall_64+0xd6/0x4e0 [ 52.154305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.159479] RIP: 0033:0x458e29 [ 52.162662] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.181562] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.189251] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 52.196501] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.203749] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.210998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 52.218246] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 52.225507] CPU: 0 PID: 6649 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 52.233308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.242654] Call Trace: [ 52.245239] dump_stack+0x123/0x177 [ 52.248862] should_fail.cold.4+0x5/0x13 [ 52.252918] ? kasan_unpoison_shadow+0x35/0x50 [ 52.257496] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.262593] ? __kmalloc_node_track_caller+0x50/0x70 [ 52.267698] __should_failslab+0xba/0xf0 [ 52.271752] should_failslab+0x9/0x14 [ 52.275550] kmem_cache_alloc+0x47/0x730 [ 52.279625] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.283942] sctp_chunkify+0x46/0x270 [ 52.287737] _sctp_make_chunk+0x128/0x260 [ 52.291910] sctp_make_init_ack+0xa44/0x1490 [ 52.296314] ? sctp_make_init+0xc20/0xc20 [ 52.300448] ? crng_backtrack_protect+0x80/0x80 [ 52.305131] ? sctp_verify_init+0x1660/0x1660 [ 52.309613] ? sctp_bind_addr_copy+0xe6/0x26d [ 52.314119] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 52.319822] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 52.325616] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 52.331257] ? dccp_diag_dump+0x20/0x20 [ 52.335222] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 52.339816] sctp_do_sm+0x112/0x4e50 [ 52.343518] ? __lock_acquire+0x792/0x4980 [ 52.347743] ? kernel_text_address+0x79/0xf0 [ 52.352145] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.358201] ? mark_held_locks+0x130/0x130 [ 52.362431] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.367877] ? check_noncircular+0x20/0x20 [ 52.372100] ? save_stack+0xa9/0xd0 [ 52.375719] ? save_stack+0x43/0xd0 [ 52.379334] ? kasan_kmalloc+0xc7/0xe0 [ 52.383205] ? kasan_slab_alloc+0x12/0x20 [ 52.387345] ? kmem_cache_alloc+0x12e/0x730 [ 52.391661] ? find_held_lock+0x36/0x1d0 [ 52.395711] ? mark_held_locks+0xc7/0x130 [ 52.399847] ? ktime_get+0x1a6/0x240 [ 52.403556] ? kvm_clock_read+0x18/0x30 [ 52.407520] ? kvm_clock_get_cycles+0x9/0x10 [ 52.411926] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.416157] sctp_inq_push+0x1aa/0x240 [ 52.420032] sctp_backlog_rcv+0x1ab/0x13b0 [ 52.424251] ? __local_bh_enable_ip+0x160/0x260 [ 52.428910] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.433308] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.437883] ? sctp_hash_obj+0x610/0x610 [ 52.441934] ? __release_sock+0xd0/0x360 [ 52.445990] ? __release_sock+0xd0/0x360 [ 52.450042] ? __local_bh_enable_ip+0x160/0x260 [ 52.454705] __release_sock+0x10c/0x360 [ 52.458676] release_sock+0x4f/0x180 [ 52.462385] sctp_wait_for_connect+0x22c/0x4c0 [ 52.466958] ? refcount_inc_checked+0x30/0x30 [ 52.471452] ? sctp_get_port_local+0x15b0/0x15b0 [ 52.476195] ? finish_wait+0x290/0x290 [ 52.480068] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.484468] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 52.489147] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 52.493729] ? __sctp_setsockopt_connectx+0x140/0x140 [ 52.498905] ? lock_downgrade+0x860/0x860 [ 52.503041] ? kasan_check_read+0x11/0x20 [ 52.507188] sctp_sendmsg+0xd3f/0x1680 [ 52.511071] ? sctp_id2assoc+0x250/0x250 [ 52.515129] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.520485] ? dup_iter+0x250/0x250 [ 52.524106] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.528889] inet_sendmsg+0x10d/0x450 [ 52.532682] ? security_socket_sendmsg+0x50/0x90 [ 52.537432] ? ipip_gro_receive+0xf0/0xf0 [ 52.541572] sock_sendmsg+0xb7/0xf0 [ 52.545181] ___sys_sendmsg+0x649/0x950 [ 52.549145] ? find_held_lock+0x36/0x1d0 [ 52.553209] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.557963] ? __fget+0x278/0x400 [ 52.561410] ? kasan_check_read+0x11/0x20 [ 52.565558] ? __fget+0x295/0x400 [ 52.569008] ? __f_unlock_pos+0xd/0x10 [ 52.572893] ? __fget_light+0x174/0x1e0 [ 52.576873] ? __fdget+0xe/0x10 [ 52.580138] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.584975] __sys_sendmsg+0xd9/0x180 [ 52.588769] ? __ia32_sys_shutdown+0x70/0x70 [ 52.593175] ? __sb_end_write+0xa4/0xd0 [ 52.597152] ? kasan_check_write+0x14/0x20 [ 52.601378] ? fput+0x18/0x120 [ 52.604570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.609929] __x64_sys_sendmsg+0x73/0xb0 [ 52.613979] do_syscall_64+0xd6/0x4e0 [ 52.617766] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.622942] RIP: 0033:0x458e29 [ 52.626123] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.645010] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.652711] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 52.659974] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.667239] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.674503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 52.681773] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 52.689041] CPU: 1 PID: 6635 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 52.696839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.706269] Call Trace: [ 52.708850] dump_stack+0x123/0x177 [ 52.712503] should_fail.cold.4+0x5/0x13 [ 52.716558] ? __x64_sys_sendmsg+0x73/0xb0 [ 52.720789] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.725894] __should_failslab+0xba/0xf0 [ 52.729952] should_failslab+0x9/0x14 [ 52.733746] kmem_cache_alloc_trace+0x4b/0x750 [ 52.738323] ? __lock_is_held+0xb5/0x140 [ 52.741022] FAULT_INJECTION: forcing a failure. [ 52.741022] name failslab, interval 1, probability 0, space 0, times 0 [ 52.742387] flex_array_alloc+0x19e/0x270 [ 52.742398] fa_alloc+0x14/0x50 [ 52.742403] sctp_stream_alloc_in+0x23/0x230 [ 52.742410] sctp_stream_init+0x1ba/0x330 [ 52.742415] ? sctp_tsnmap_init+0x161/0x220 [ 52.742421] sctp_process_init+0x1c24/0x2d50 [ 52.742426] ? get_random_bytes+0x2f/0x40 [ 52.742430] ? crng_backtrack_protect+0x80/0x80 [ 52.742442] ? sctp_verify_init+0x1660/0x1660 [ 52.742450] ? sctp_bind_addr_copy+0xe6/0x26d [ 52.742459] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 52.742468] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 52.742476] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 52.742482] ? dccp_diag_dump+0x20/0x20 [ 52.742491] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 52.742496] sctp_do_sm+0x112/0x4e50 [ 52.742503] ? __lock_acquire+0x792/0x4980 [ 52.742510] ? kernel_text_address+0x79/0xf0 [ 52.742521] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.742530] ? mark_held_locks+0x130/0x130 [ 52.742535] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.742543] ? check_noncircular+0x20/0x20 [ 52.742548] ? save_stack+0xa9/0xd0 [ 52.742553] ? save_stack+0x43/0xd0 [ 52.742557] ? kasan_kmalloc+0xc7/0xe0 [ 52.742562] ? kasan_slab_alloc+0x12/0x20 [ 52.742567] ? kmem_cache_alloc+0x12e/0x730 [ 52.742575] ? find_held_lock+0x36/0x1d0 [ 52.742585] ? mark_held_locks+0xc7/0x130 [ 52.742594] ? ktime_get+0x1a6/0x240 [ 52.742606] ? kvm_clock_read+0x18/0x30 [ 52.742611] ? kvm_clock_get_cycles+0x9/0x10 [ 52.742619] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.742632] sctp_inq_push+0x1aa/0x240 [ 52.742640] sctp_backlog_rcv+0x1ab/0x13b0 [ 52.742645] ? __local_bh_enable_ip+0x160/0x260 [ 52.742650] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.742656] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.742662] ? sctp_hash_obj+0x610/0x610 [ 52.742668] ? __release_sock+0xd0/0x360 [ 52.742673] ? __release_sock+0xd0/0x360 [ 52.742679] ? __local_bh_enable_ip+0x160/0x260 [ 52.742687] __release_sock+0x10c/0x360 [ 52.742699] release_sock+0x4f/0x180 [ 52.742706] sctp_wait_for_connect+0x22c/0x4c0 [ 52.742712] ? refcount_inc_checked+0x30/0x30 [ 52.742722] ? sctp_get_port_local+0x15b0/0x15b0 [ 52.742728] ? finish_wait+0x290/0x290 [ 52.742737] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.742745] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 52.742750] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 52.742766] ? __sctp_setsockopt_connectx+0x140/0x140 [ 52.742773] ? lock_downgrade+0x860/0x860 [ 52.742780] ? kasan_check_read+0x11/0x20 [ 52.742792] sctp_sendmsg+0xd3f/0x1680 [ 52.742805] ? sctp_id2assoc+0x250/0x250 [ 52.742815] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.742820] ? dup_iter+0x250/0x250 [ 52.742833] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.742843] inet_sendmsg+0x10d/0x450 [ 52.742848] ? security_socket_sendmsg+0x50/0x90 [ 52.742854] ? ipip_gro_receive+0xf0/0xf0 [ 52.742861] sock_sendmsg+0xb7/0xf0 [ 52.742868] ___sys_sendmsg+0x649/0x950 [ 52.742873] ? find_held_lock+0x36/0x1d0 [ 52.742880] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.742889] ? __fget+0x278/0x400 [ 52.742898] ? kasan_check_read+0x11/0x20 [ 52.742907] ? __fget+0x295/0x400 [ 52.742920] ? __f_unlock_pos+0xd/0x10 [ 52.742930] ? __fget_light+0x174/0x1e0 [ 52.742937] ? __fdget+0xe/0x10 [ 52.742943] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.742950] __sys_sendmsg+0xd9/0x180 [ 52.742956] ? __ia32_sys_shutdown+0x70/0x70 [ 52.742963] ? __sb_end_write+0xa4/0xd0 [ 52.742970] ? kasan_check_write+0x14/0x20 [ 52.742974] ? fput+0x18/0x120 [ 52.742987] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.742996] __x64_sys_sendmsg+0x73/0xb0 [ 52.743004] do_syscall_64+0xd6/0x4e0 [ 52.743011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.743017] RIP: 0033:0x458e29 [ 52.743023] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.743027] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.743033] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 52.743037] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.743040] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.743043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 52.743046] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 52.768040] CPU: 1 PID: 6645 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 52.797776] FAULT_INJECTION: forcing a failure. [ 52.797776] name failslab, interval 1, probability 0, space 0, times 0 [ 52.803439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.803442] Call Trace: [ 52.803455] dump_stack+0x123/0x177 [ 52.803465] should_fail.cold.4+0x5/0x13 [ 52.803472] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.803481] ? lock_downgrade+0x860/0x860 [ 52.811509] FAULT_INJECTION: forcing a failure. [ 52.811509] name failslab, interval 1, probability 0, space 0, times 0 [ 52.814877] __should_failslab+0xba/0xf0 [ 52.814883] should_failslab+0x9/0x14 [ 52.814890] kmem_cache_alloc+0x2be/0x730 [ 52.814899] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.814907] ? lock_downgrade+0x830/0x860 [ 53.250504] sctp_chunkify+0x46/0x270 [ 53.254285] _sctp_make_chunk+0x128/0x260 [ 53.258436] sctp_make_datafrag_empty+0x159/0x260 [ 53.263258] ? sctp_make_ecne+0xf0/0xf0 [ 53.267216] sctp_datamsg_from_user+0x4dc/0xf40 [ 53.271870] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 53.276447] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 53.281014] ? __sctp_setsockopt_connectx+0x140/0x140 [ 53.286185] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 53.291356] ? lock_downgrade+0x860/0x860 [ 53.295483] ? kasan_check_read+0x11/0x20 [ 53.299617] sctp_sendmsg+0xd3f/0x1680 [ 53.303488] ? sctp_id2assoc+0x250/0x250 [ 53.307547] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.312887] ? dup_iter+0x250/0x250 [ 53.316503] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.321244] inet_sendmsg+0x10d/0x450 [ 53.325025] ? security_socket_sendmsg+0x50/0x90 [ 53.329768] ? ipip_gro_receive+0xf0/0xf0 [ 53.333895] sock_sendmsg+0xb7/0xf0 [ 53.337527] ___sys_sendmsg+0x649/0x950 [ 53.341498] ? find_held_lock+0x36/0x1d0 [ 53.345538] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.350275] ? __fget+0x278/0x400 [ 53.353707] ? kasan_check_read+0x11/0x20 [ 53.357833] ? __fget+0x295/0x400 [ 53.361285] ? __f_unlock_pos+0xd/0x10 [ 53.365151] ? __fget_light+0x174/0x1e0 [ 53.369108] ? __fdget+0xe/0x10 [ 53.372374] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.377195] __sys_sendmsg+0xd9/0x180 [ 53.380973] ? __ia32_sys_shutdown+0x70/0x70 [ 53.385367] ? __sb_end_write+0xa4/0xd0 [ 53.389338] ? kasan_check_write+0x14/0x20 [ 53.393555] ? fput+0x18/0x120 [ 53.396763] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.402111] __x64_sys_sendmsg+0x73/0xb0 [ 53.406153] do_syscall_64+0xd6/0x4e0 [ 53.409931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.415101] RIP: 0033:0x458e29 [ 53.418275] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.437153] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.444854] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 53.452107] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.459355] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.466603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 53.473870] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 53.481133] CPU: 0 PID: 6663 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 53.487497] FAULT_INJECTION: forcing a failure. [ 53.487497] name failslab, interval 1, probability 0, space 0, times 0 [ 53.488925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.488928] Call Trace: [ 53.488940] dump_stack+0x123/0x177 [ 53.488951] should_fail.cold.4+0x5/0x13 [ 53.488959] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.488973] __should_failslab+0xba/0xf0 [ 53.488979] should_failslab+0x9/0x14 [ 53.488986] kmem_cache_alloc_node+0x56/0x730 [ 53.488999] __alloc_skb+0xa7/0x580 [ 53.540768] ? skb_scrub_packet+0x3c0/0x3c0 [ 53.545096] ? find_held_lock+0x36/0x1d0 [ 53.549158] sctp_packet_transmit+0x26b/0x3490 [ 53.553740] ? sctp_packet_config+0x7aa/0xea0 [ 53.558231] ? kasan_check_read+0x11/0x20 [ 53.562387] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 53.567564] ? sctp_packet_config+0xea0/0xea0 [ 53.572059] ? sctp_packet_append_chunk+0x890/0xef0 [ 53.577085] ? sctp_outq_select_transport+0x1fa/0x730 [ 53.582272] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 53.588014] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.593457] ? sctp_verify_init+0x1660/0x1660 [ 53.597960] sctp_outq_flush+0xd0/0x22f0 [ 53.602012] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 53.607723] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 53.613692] ? __sctp_outq_teardown+0xc30/0xc30 [ 53.618356] ? sctp_outq_tail+0x58c/0x970 [ 53.622495] sctp_outq_uncork+0x49/0x60 [ 53.626461] sctp_do_sm+0x3591/0x4e50 [ 53.630256] ? __lock_acquire+0x792/0x4980 [ 53.634481] ? kernel_text_address+0x79/0xf0 [ 53.638047] FAULT_INJECTION: forcing a failure. [ 53.638047] name failslab, interval 1, probability 0, space 0, times 0 [ 53.638885] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 53.638896] ? mark_held_locks+0x130/0x130 [ 53.638903] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.665769] ? check_noncircular+0x20/0x20 [ 53.669999] ? save_stack+0xa9/0xd0 [ 53.673616] ? save_stack+0x43/0xd0 [ 53.677233] ? kasan_kmalloc+0xc7/0xe0 [ 53.681102] ? kasan_slab_alloc+0x12/0x20 [ 53.685229] ? kmem_cache_alloc+0x12e/0x730 [ 53.689533] ? find_held_lock+0x36/0x1d0 [ 53.693582] ? mark_held_locks+0xc7/0x130 [ 53.697716] ? ktime_get+0x1a6/0x240 [ 53.701415] ? kvm_clock_read+0x18/0x30 [ 53.705401] ? kvm_clock_get_cycles+0x9/0x10 [ 53.709791] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.714010] sctp_inq_push+0x1aa/0x240 [ 53.717888] sctp_backlog_rcv+0x1ab/0x13b0 [ 53.722105] ? __local_bh_enable_ip+0x160/0x260 [ 53.726751] ? _raw_spin_unlock_bh+0x30/0x40 [ 53.731141] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.735713] ? sctp_hash_obj+0x610/0x610 [ 53.739758] ? __release_sock+0xd0/0x360 [ 53.743818] ? __release_sock+0xd0/0x360 [ 53.747874] ? __local_bh_enable_ip+0x160/0x260 [ 53.752539] __release_sock+0x10c/0x360 [ 53.756504] release_sock+0x4f/0x180 [ 53.760203] sctp_wait_for_connect+0x22c/0x4c0 [ 53.764770] ? refcount_inc_checked+0x30/0x30 [ 53.769268] ? sctp_get_port_local+0x15b0/0x15b0 [ 53.774017] ? finish_wait+0x290/0x290 [ 53.777894] ? sctp_primitive_SEND+0x7c/0xc0 [ 53.782296] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 53.786951] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 53.791527] ? __sctp_setsockopt_connectx+0x140/0x140 [ 53.796698] ? lock_downgrade+0x860/0x860 [ 53.800829] ? kasan_check_read+0x11/0x20 [ 53.804979] sctp_sendmsg+0xd3f/0x1680 [ 53.808855] ? sctp_id2assoc+0x250/0x250 [ 53.812900] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.818260] ? dup_iter+0x250/0x250 [ 53.821878] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.826632] inet_sendmsg+0x10d/0x450 [ 53.830413] ? security_socket_sendmsg+0x50/0x90 [ 53.835152] ? ipip_gro_receive+0xf0/0xf0 [ 53.839286] sock_sendmsg+0xb7/0xf0 [ 53.842905] ___sys_sendmsg+0x649/0x950 [ 53.846867] ? find_held_lock+0x36/0x1d0 [ 53.850909] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.855654] ? __fget+0x278/0x400 [ 53.859113] ? kasan_check_read+0x11/0x20 [ 53.863249] ? __fget+0x295/0x400 [ 53.866696] ? __f_unlock_pos+0xd/0x10 [ 53.870564] ? __fget_light+0x174/0x1e0 [ 53.874538] ? __fdget+0xe/0x10 [ 53.877813] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.882638] __sys_sendmsg+0xd9/0x180 [ 53.886421] ? __ia32_sys_shutdown+0x70/0x70 [ 53.890829] ? __sb_end_write+0xa4/0xd0 [ 53.894783] ? kasan_check_write+0x14/0x20 [ 53.899001] ? fput+0x18/0x120 [ 53.902184] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.907532] __x64_sys_sendmsg+0x73/0xb0 [ 53.911838] do_syscall_64+0xd6/0x4e0 [ 53.915627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.920797] RIP: 0033:0x458e29 [ 53.923990] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.942981] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.950681] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 53.957928] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.965190] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.972451] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 53.980675] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 53.989719] CPU: 1 PID: 6656 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 53.997559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.006907] Call Trace: [ 54.009492] dump_stack+0x123/0x177 [ 54.013118] should_fail.cold.4+0x5/0x13 [ 54.017291] ? kasan_unpoison_shadow+0x35/0x50 [ 54.021863] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.026958] ? __kmalloc_node_track_caller+0x50/0x70 [ 54.032159] __should_failslab+0xba/0xf0 [ 54.036197] should_failslab+0x9/0x14 [ 54.039973] kmem_cache_alloc+0x47/0x730 [ 54.044029] ? skb_scrub_packet+0x3c0/0x3c0 [ 54.048332] sctp_chunkify+0x46/0x270 [ 54.052112] _sctp_make_chunk+0x128/0x260 [ 54.056251] sctp_make_init_ack+0xa44/0x1490 [ 54.060656] ? sctp_make_init+0xc20/0xc20 [ 54.064779] ? crng_backtrack_protect+0x80/0x80 [ 54.069431] ? sctp_verify_init+0x1660/0x1660 [ 54.073917] ? sctp_bind_addr_copy+0xe6/0x26d [ 54.078411] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 54.084203] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 54.089994] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 54.095609] ? dccp_diag_dump+0x20/0x20 [ 54.099563] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 54.104120] sctp_do_sm+0x112/0x4e50 [ 54.107810] ? __lock_acquire+0x792/0x4980 [ 54.112033] ? kernel_text_address+0x79/0xf0 [ 54.116422] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.122469] ? mark_held_locks+0x130/0x130 [ 54.126680] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.132108] ? check_noncircular+0x20/0x20 [ 54.136317] ? save_stack+0xa9/0xd0 [ 54.139918] ? save_stack+0x43/0xd0 [ 54.143521] ? kasan_kmalloc+0xc7/0xe0 [ 54.147382] ? kasan_slab_alloc+0x12/0x20 [ 54.151506] ? kmem_cache_alloc+0x12e/0x730 [ 54.155806] ? find_held_lock+0x36/0x1d0 [ 54.159847] ? mark_held_locks+0xc7/0x130 [ 54.163984] ? ktime_get+0x1a6/0x240 [ 54.167680] ? kvm_clock_read+0x18/0x30 [ 54.171629] ? kvm_clock_get_cycles+0x9/0x10 [ 54.176019] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.180234] sctp_inq_push+0x1aa/0x240 [ 54.185316] sctp_backlog_rcv+0x1ab/0x13b0 [ 54.189527] ? __local_bh_enable_ip+0x160/0x260 [ 54.194172] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.198557] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.203115] ? sctp_hash_obj+0x610/0x610 [ 54.207151] ? __release_sock+0xd0/0x360 [ 54.211187] ? __release_sock+0xd0/0x360 [ 54.215834] ? __local_bh_enable_ip+0x160/0x260 [ 54.220494] __release_sock+0x10c/0x360 [ 54.224458] release_sock+0x4f/0x180 [ 54.228151] sctp_wait_for_connect+0x22c/0x4c0 [ 54.232708] ? refcount_inc_checked+0x30/0x30 [ 54.237182] ? sctp_get_port_local+0x15b0/0x15b0 [ 54.241921] ? finish_wait+0x290/0x290 [ 54.245801] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.250186] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 54.254830] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 54.259393] ? __sctp_setsockopt_connectx+0x140/0x140 [ 54.264561] ? lock_downgrade+0x860/0x860 [ 54.268698] ? kasan_check_read+0x11/0x20 [ 54.272823] sctp_sendmsg+0xd3f/0x1680 [ 54.276702] ? sctp_id2assoc+0x250/0x250 [ 54.280754] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.286104] ? dup_iter+0x250/0x250 [ 54.289711] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.294545] inet_sendmsg+0x10d/0x450 [ 54.298326] ? security_socket_sendmsg+0x50/0x90 [ 54.303057] ? ipip_gro_receive+0xf0/0xf0 [ 54.307183] sock_sendmsg+0xb7/0xf0 [ 54.310788] ___sys_sendmsg+0x649/0x950 [ 54.314740] ? find_held_lock+0x36/0x1d0 [ 54.318776] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.323508] ? __fget+0x278/0x400 [ 54.326952] ? kasan_check_read+0x11/0x20 [ 54.331090] ? __fget+0x295/0x400 [ 54.334523] ? __f_unlock_pos+0xd/0x10 [ 54.338387] ? __fget_light+0x174/0x1e0 [ 54.342337] ? __fdget+0xe/0x10 [ 54.345594] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.350427] __sys_sendmsg+0xd9/0x180 [ 54.354204] ? __ia32_sys_shutdown+0x70/0x70 [ 54.358589] ? __sb_end_write+0xa4/0xd0 [ 54.362540] ? kasan_check_write+0x14/0x20 [ 54.366760] ? fput+0x18/0x120 [ 54.369933] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.375277] __x64_sys_sendmsg+0x73/0xb0 [ 54.379315] do_syscall_64+0xd6/0x4e0 [ 54.383093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.388274] RIP: 0033:0x458e29 [ 54.391443] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.410323] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.418007] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 54.425264] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.432527] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.439784] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 54.447042] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 54.454302] CPU: 0 PID: 6662 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 54.462097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.472577] Call Trace: [ 54.475162] dump_stack+0x123/0x177 [ 54.478782] should_fail.cold.4+0x5/0x13 [ 54.482833] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.487926] ? kernel_text_address+0x79/0xf0 [ 54.492322] ? __kernel_text_address+0xd/0x40 [ 54.496808] __should_failslab+0xba/0xf0 [ 54.500861] should_failslab+0x9/0x14 [ 54.504654] kmem_cache_alloc_node_trace+0x5a/0x740 [ 54.509672] __kmalloc_node_track_caller+0x3c/0x70 [ 54.514593] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 54.519335] __alloc_skb+0xd7/0x580 [ 54.522950] ? skb_scrub_packet+0x3c0/0x3c0 [ 54.527267] ? find_held_lock+0x36/0x1d0 [ 54.531330] sctp_packet_transmit+0x26b/0x3490 [ 54.535912] ? sctp_packet_config+0x7aa/0xea0 [ 54.540405] ? kasan_check_read+0x11/0x20 [ 54.544549] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 54.549732] ? sctp_packet_config+0xea0/0xea0 [ 54.554234] ? sctp_packet_append_chunk+0x890/0xef0 [ 54.559253] ? sctp_outq_select_transport+0x1fa/0x730 [ 54.564448] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 54.570067] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.575510] ? sctp_verify_init+0x1660/0x1660 [ 54.580002] sctp_outq_flush+0xd0/0x22f0 [ 54.584060] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 54.589767] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 54.595734] ? __sctp_outq_teardown+0xc30/0xc30 [ 54.600400] ? sctp_outq_tail+0x58c/0x970 [ 54.604537] sctp_outq_uncork+0x49/0x60 [ 54.608517] sctp_do_sm+0x3591/0x4e50 [ 54.612316] ? __lock_acquire+0x792/0x4980 [ 54.616546] ? kernel_text_address+0x79/0xf0 [ 54.620990] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.627041] ? mark_held_locks+0x130/0x130 [ 54.631408] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.636856] ? check_noncircular+0x20/0x20 [ 54.641078] ? save_stack+0xa9/0xd0 [ 54.644691] ? save_stack+0x43/0xd0 [ 54.648306] ? kasan_kmalloc+0xc7/0xe0 [ 54.652174] ? kasan_slab_alloc+0x12/0x20 [ 54.656308] ? kmem_cache_alloc+0x12e/0x730 [ 54.660623] ? find_held_lock+0x36/0x1d0 [ 54.664691] ? mark_held_locks+0xc7/0x130 [ 54.668825] ? ktime_get+0x1a6/0x240 [ 54.672527] ? kvm_clock_read+0x18/0x30 [ 54.676483] ? kvm_clock_get_cycles+0x9/0x10 [ 54.680893] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.685136] sctp_inq_push+0x1aa/0x240 [ 54.686934] FAULT_INJECTION: forcing a failure. [ 54.686934] name failslab, interval 1, probability 0, space 0, times 0 [ 54.689019] sctp_backlog_rcv+0x1ab/0x13b0 [ 54.689025] ? __local_bh_enable_ip+0x160/0x260 [ 54.689031] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.689039] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.689046] ? sctp_hash_obj+0x610/0x610 [ 54.689052] ? __release_sock+0xd0/0x360 [ 54.689057] ? __release_sock+0xd0/0x360 [ 54.689064] ? __local_bh_enable_ip+0x160/0x260 [ 54.689074] __release_sock+0x10c/0x360 [ 54.738777] release_sock+0x4f/0x180 [ 54.742482] sctp_wait_for_connect+0x22c/0x4c0 [ 54.747052] ? refcount_inc_checked+0x30/0x30 [ 54.751543] ? sctp_get_port_local+0x15b0/0x15b0 [ 54.756424] ? finish_wait+0x290/0x290 [ 54.760428] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.764833] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 54.769516] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 54.774093] ? __sctp_setsockopt_connectx+0x140/0x140 [ 54.779277] ? lock_downgrade+0x860/0x860 [ 54.783438] ? kasan_check_read+0x11/0x20 [ 54.787576] sctp_sendmsg+0xd3f/0x1680 [ 54.791460] ? sctp_id2assoc+0x250/0x250 [ 54.795513] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.800865] ? dup_iter+0x250/0x250 [ 54.804484] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.809246] inet_sendmsg+0x10d/0x450 [ 54.813034] ? security_socket_sendmsg+0x50/0x90 [ 54.817774] ? ipip_gro_receive+0xf0/0xf0 [ 54.821908] sock_sendmsg+0xb7/0xf0 [ 54.825527] ___sys_sendmsg+0x649/0x950 [ 54.829493] ? find_held_lock+0x36/0x1d0 [ 54.833556] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.838303] ? __fget+0x278/0x400 [ 54.841742] ? kasan_check_read+0x11/0x20 [ 54.845886] ? __fget+0x295/0x400 [ 54.849333] ? __f_unlock_pos+0xd/0x10 [ 54.853219] ? __fget_light+0x174/0x1e0 [ 54.857222] ? __fdget+0xe/0x10 [ 54.860585] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.865417] __sys_sendmsg+0xd9/0x180 [ 54.869201] ? __ia32_sys_shutdown+0x70/0x70 [ 54.873599] ? __sb_end_write+0xa4/0xd0 [ 54.877568] ? kasan_check_write+0x14/0x20 [ 54.881785] ? fput+0x18/0x120 [ 54.884972] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.890331] __x64_sys_sendmsg+0x73/0xb0 [ 54.894382] do_syscall_64+0xd6/0x4e0 [ 54.898177] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.903354] RIP: 0033:0x458e29 [ 54.906533] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.925428] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.933121] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 54.940379] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.947634] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.954903] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 54.962162] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 54.969434] CPU: 1 PID: 6679 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 54.977222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.986562] Call Trace: [ 54.989131] dump_stack+0x123/0x177 [ 54.992738] should_fail.cold.4+0x5/0x13 [ 54.996780] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.001861] ? lock_downgrade+0x860/0x860 [ 55.006004] __should_failslab+0xba/0xf0 [ 55.010044] should_failslab+0x9/0x14 [ 55.013822] kmem_cache_alloc+0x2be/0x730 [ 55.017950] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.022249] ? lock_downgrade+0x830/0x860 [ 55.026389] sctp_chunkify+0x46/0x270 [ 55.030167] _sctp_make_chunk+0x128/0x260 [ 55.034294] sctp_make_datafrag_empty+0x159/0x260 [ 55.039114] ? sctp_make_ecne+0xf0/0xf0 [ 55.043070] sctp_datamsg_from_user+0x4dc/0xf40 [ 55.047725] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 55.052280] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 55.056845] ? __sctp_setsockopt_connectx+0x140/0x140 [ 55.062010] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 55.067176] ? lock_downgrade+0x860/0x860 [ 55.071304] ? kasan_check_read+0x11/0x20 [ 55.075446] sctp_sendmsg+0xd3f/0x1680 [ 55.079327] ? sctp_id2assoc+0x250/0x250 [ 55.083370] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.088709] ? dup_iter+0x250/0x250 [ 55.092316] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.097053] inet_sendmsg+0x10d/0x450 [ 55.100828] ? security_socket_sendmsg+0x50/0x90 [ 55.105560] ? ipip_gro_receive+0xf0/0xf0 [ 55.109684] sock_sendmsg+0xb7/0xf0 [ 55.113287] ___sys_sendmsg+0x649/0x950 [ 55.117241] ? find_held_lock+0x36/0x1d0 [ 55.121281] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.126014] ? __fget+0x278/0x400 [ 55.129462] ? kasan_check_read+0x11/0x20 [ 55.133587] ? __fget+0x295/0x400 [ 55.137020] ? __f_unlock_pos+0xd/0x10 [ 55.140884] ? __fget_light+0x174/0x1e0 [ 55.144833] ? __fdget+0xe/0x10 [ 55.148103] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.152936] __sys_sendmsg+0xd9/0x180 [ 55.156725] ? __ia32_sys_shutdown+0x70/0x70 [ 55.161197] ? __sb_end_write+0xa4/0xd0 [ 55.165146] ? kasan_check_write+0x14/0x20 [ 55.169357] ? fput+0x18/0x120 [ 55.172529] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.177869] __x64_sys_sendmsg+0x73/0xb0 [ 55.181909] do_syscall_64+0xd6/0x4e0 [ 55.185687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.190864] RIP: 0033:0x458e29 [ 55.194050] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.212929] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.220657] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 55.227918] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.235174] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.242419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 55.249665] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 55.256952] CPU: 0 PID: 6668 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 55.264744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.274090] Call Trace: [ 55.276715] dump_stack+0x123/0x177 [ 55.280340] should_fail.cold.4+0x5/0x13 [ 55.284396] ? __lock_acquire+0x792/0x4980 [ 55.288631] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.293726] ? __release_sock+0x10c/0x360 [ 55.297863] ? release_sock+0x4f/0x180 [ 55.301742] ? sctp_wait_for_connect+0x22c/0x4c0 [ 55.306493] ? sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 55.311327] ? sctp_sendmsg+0xd3f/0x1680 [ 55.315380] ? inet_sendmsg+0x10d/0x450 [ 55.319353] __should_failslab+0xba/0xf0 [ 55.323410] should_failslab+0x9/0x14 [ 55.327210] kmem_cache_alloc_node_trace+0x5a/0x740 [ 55.332226] __kmalloc_node_track_caller+0x3c/0x70 [ 55.337148] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 55.341893] __alloc_skb+0xd7/0x580 [ 55.345517] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.349844] _sctp_make_chunk+0x3f/0x260 [ 55.353903] sctp_make_init_ack+0xa44/0x1490 [ 55.358314] ? sctp_make_init+0xc20/0xc20 [ 55.362459] ? crng_backtrack_protect+0x80/0x80 [ 55.367136] ? sctp_verify_init+0x1660/0x1660 [ 55.371632] ? sctp_bind_addr_copy+0xe6/0x26d [ 55.376129] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 55.381837] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 55.387627] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 55.393243] ? dccp_diag_dump+0x20/0x20 [ 55.397215] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.401794] sctp_do_sm+0x112/0x4e50 [ 55.405502] ? __lock_acquire+0x792/0x4980 [ 55.409731] ? kernel_text_address+0x79/0xf0 [ 55.414137] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.420198] ? mark_held_locks+0x130/0x130 [ 55.424431] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.429885] ? check_noncircular+0x20/0x20 [ 55.434112] ? save_stack+0xa9/0xd0 [ 55.437726] ? save_stack+0x43/0xd0 [ 55.441346] ? kasan_kmalloc+0xc7/0xe0 [ 55.445217] ? kasan_slab_alloc+0x12/0x20 [ 55.449350] ? kmem_cache_alloc+0x12e/0x730 [ 55.453669] ? find_held_lock+0x36/0x1d0 [ 55.457737] ? mark_held_locks+0xc7/0x130 [ 55.461878] ? ktime_get+0x1a6/0x240 [ 55.465586] ? kvm_clock_read+0x18/0x30 [ 55.469581] ? kvm_clock_get_cycles+0x9/0x10 [ 55.473981] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.478292] sctp_inq_push+0x1aa/0x240 [ 55.482166] sctp_backlog_rcv+0x1ab/0x13b0 [ 55.486384] ? __local_bh_enable_ip+0x160/0x260 [ 55.491031] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.495420] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.499984] ? sctp_hash_obj+0x610/0x610 [ 55.504028] ? __release_sock+0xd0/0x360 [ 55.508086] ? __release_sock+0xd0/0x360 [ 55.512143] ? __local_bh_enable_ip+0x160/0x260 [ 55.516792] __release_sock+0x10c/0x360 [ 55.520748] release_sock+0x4f/0x180 [ 55.524454] sctp_wait_for_connect+0x22c/0x4c0 [ 55.529017] ? refcount_inc_checked+0x30/0x30 [ 55.533492] ? sctp_get_port_local+0x15b0/0x15b0 [ 55.538225] ? finish_wait+0x290/0x290 [ 55.542096] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.546506] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 55.551161] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 55.555731] ? __sctp_setsockopt_connectx+0x140/0x140 [ 55.560900] ? lock_downgrade+0x860/0x860 [ 55.565034] ? kasan_check_read+0x11/0x20 [ 55.569167] sctp_sendmsg+0xd3f/0x1680 [ 55.573035] ? sctp_id2assoc+0x250/0x250 [ 55.577076] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.582424] ? dup_iter+0x250/0x250 [ 55.586064] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.590828] inet_sendmsg+0x10d/0x450 [ 55.594620] ? security_socket_sendmsg+0x50/0x90 [ 55.599371] ? ipip_gro_receive+0xf0/0xf0 [ 55.603516] sock_sendmsg+0xb7/0xf0 [ 55.607133] ___sys_sendmsg+0x649/0x950 [ 55.611110] ? find_held_lock+0x36/0x1d0 [ 55.615164] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.619914] ? __fget+0x278/0x400 [ 55.623363] ? kasan_check_read+0x11/0x20 [ 55.627514] ? __fget+0x295/0x400 [ 55.628492] FAULT_INJECTION: forcing a failure. [ 55.628492] name failslab, interval 1, probability 0, space 0, times 0 [ 55.630964] ? __f_unlock_pos+0xd/0x10 [ 55.630974] ? __fget_light+0x174/0x1e0 [ 55.630982] ? __fdget+0xe/0x10 [ 55.630990] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.630999] __sys_sendmsg+0xd9/0x180 [ 55.631005] ? __ia32_sys_shutdown+0x70/0x70 [ 55.631013] ? __sb_end_write+0xa4/0xd0 [ 55.631020] ? kasan_check_write+0x14/0x20 [ 55.631023] ? fput+0x18/0x120 [ 55.631034] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.631041] __x64_sys_sendmsg+0x73/0xb0 [ 55.631050] do_syscall_64+0xd6/0x4e0 [ 55.631057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.631062] RIP: 0033:0x458e29 [ 55.631068] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.631071] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.725768] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 55.733035] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.740317] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.747576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 55.754939] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 55.764069] CPU: 1 PID: 6699 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 55.771876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.781214] Call Trace: [ 55.783786] dump_stack+0x123/0x177 [ 55.787394] should_fail.cold.4+0x5/0x13 [ 55.791436] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.796518] ? kernel_text_address+0x79/0xf0 [ 55.800901] ? __kernel_text_address+0xd/0x40 [ 55.805378] __should_failslab+0xba/0xf0 [ 55.809414] should_failslab+0x9/0x14 [ 55.813190] kmem_cache_alloc_node_trace+0x5a/0x740 [ 55.818186] __kmalloc_node_track_caller+0x3c/0x70 [ 55.823095] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 55.827831] __alloc_skb+0xd7/0x580 [ 55.831437] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.835736] ? find_held_lock+0x36/0x1d0 [ 55.839800] sctp_packet_transmit+0x26b/0x3490 [ 55.844362] ? sctp_packet_config+0x7aa/0xea0 [ 55.848851] ? kasan_check_read+0x11/0x20 [ 55.852986] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 55.858157] ? sctp_packet_config+0xea0/0xea0 [ 55.862643] ? sctp_packet_append_chunk+0x890/0xef0 [ 55.867637] ? sctp_outq_select_transport+0x1fa/0x730 [ 55.872805] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 55.878407] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.883836] ? sctp_verify_init+0x1660/0x1660 [ 55.888313] sctp_outq_flush+0xd0/0x22f0 [ 55.892365] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 55.898053] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 55.904001] ? __sctp_outq_teardown+0xc30/0xc30 [ 55.908662] ? sctp_outq_tail+0x58c/0x970 [ 55.912787] sctp_outq_uncork+0x49/0x60 [ 55.916740] sctp_do_sm+0x3591/0x4e50 [ 55.920521] ? __lock_acquire+0x792/0x4980 [ 55.924731] ? kernel_text_address+0x79/0xf0 [ 55.929132] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.935172] ? mark_held_locks+0x130/0x130 [ 55.939391] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.944817] ? check_noncircular+0x20/0x20 [ 55.949026] ? save_stack+0xa9/0xd0 [ 55.952630] ? save_stack+0x43/0xd0 [ 55.956230] ? kasan_kmalloc+0xc7/0xe0 [ 55.960092] ? kasan_slab_alloc+0x12/0x20 [ 55.964214] ? kmem_cache_alloc+0x12e/0x730 [ 55.968524] ? find_held_lock+0x36/0x1d0 [ 55.972580] ? mark_held_locks+0xc7/0x130 [ 55.976704] ? ktime_get+0x1a6/0x240 [ 55.980399] ? kvm_clock_read+0x18/0x30 [ 55.984348] ? kvm_clock_get_cycles+0x9/0x10 [ 55.988732] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.992950] sctp_inq_push+0x1aa/0x240 [ 55.996827] sctp_backlog_rcv+0x1ab/0x13b0 [ 56.001039] ? __local_bh_enable_ip+0x160/0x260 [ 56.005684] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.010073] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.014631] ? sctp_hash_obj+0x610/0x610 [ 56.018668] ? __release_sock+0xd0/0x360 [ 56.022704] ? __release_sock+0xd0/0x360 [ 56.026755] ? __local_bh_enable_ip+0x160/0x260 [ 56.031406] __release_sock+0x10c/0x360 [ 56.035361] release_sock+0x4f/0x180 [ 56.039051] sctp_wait_for_connect+0x22c/0x4c0 [ 56.043610] ? refcount_inc_checked+0x30/0x30 [ 56.048084] ? sctp_get_port_local+0x15b0/0x15b0 [ 56.052832] ? finish_wait+0x290/0x290 [ 56.056710] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.061098] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 56.065742] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 56.070319] ? __sctp_setsockopt_connectx+0x140/0x140 [ 56.075488] ? lock_downgrade+0x860/0x860 [ 56.079614] ? kasan_check_read+0x11/0x20 [ 56.083743] sctp_sendmsg+0xd3f/0x1680 [ 56.087611] ? sctp_id2assoc+0x250/0x250 [ 56.091651] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.096991] ? dup_iter+0x250/0x250 [ 56.100600] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.105336] inet_sendmsg+0x10d/0x450 [ 56.109111] ? security_socket_sendmsg+0x50/0x90 [ 56.113840] ? ipip_gro_receive+0xf0/0xf0 [ 56.117967] sock_sendmsg+0xb7/0xf0 [ 56.121572] ___sys_sendmsg+0x649/0x950 [ 56.125524] ? find_held_lock+0x36/0x1d0 [ 56.129563] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.134297] ? __fget+0x278/0x400 [ 56.137727] ? kasan_check_read+0x11/0x20 [ 56.141852] ? __fget+0x295/0x400 [ 56.145286] ? __f_unlock_pos+0xd/0x10 [ 56.149165] ? __fget_light+0x174/0x1e0 [ 56.153119] ? __fdget+0xe/0x10 [ 56.156376] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.161194] __sys_sendmsg+0xd9/0x180 [ 56.165070] ? __ia32_sys_shutdown+0x70/0x70 [ 56.169458] ? __sb_end_write+0xa4/0xd0 [ 56.173413] ? kasan_check_write+0x14/0x20 [ 56.177621] ? fput+0x18/0x120 [ 56.180795] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.186137] __x64_sys_sendmsg+0x73/0xb0 [ 56.190175] do_syscall_64+0xd6/0x4e0 [ 56.193953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.199134] RIP: 0033:0x458e29 [ 56.202303] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.221183] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.228881] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 56.236130] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.243377] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.250635] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 56.257894] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 56.265156] CPU: 0 PID: 6660 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 56.272964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.282315] Call Trace: [ 56.284897] dump_stack+0x123/0x177 [ 56.288522] should_fail.cold.4+0x5/0x13 [ 56.292578] ? kasan_unpoison_shadow+0x35/0x50 [ 56.297160] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.302263] ? __kmalloc_node_track_caller+0x50/0x70 [ 56.307364] __should_failslab+0xba/0xf0 [ 56.311425] should_failslab+0x9/0x14 [ 56.315230] kmem_cache_alloc+0x47/0x730 [ 56.318733] FAULT_INJECTION: forcing a failure. [ 56.318733] name failslab, interval 1, probability 0, space 0, times 0 [ 56.319292] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.319305] sctp_chunkify+0x46/0x270 [ 56.319312] _sctp_make_chunk+0x128/0x260 [ 56.319321] sctp_make_init_ack+0xa44/0x1490 [ 56.319333] ? sctp_make_init+0xc20/0xc20 [ 56.351236] ? crng_backtrack_protect+0x80/0x80 [ 56.355910] ? sctp_verify_init+0x1660/0x1660 [ 56.360415] ? sctp_bind_addr_copy+0xe6/0x26d 2020/12/21 03:16:00 executed programs: 35 [ 56.364919] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 56.370637] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 56.376436] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 56.382059] ? dccp_diag_dump+0x20/0x20 [ 56.386035] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 56.390606] sctp_do_sm+0x112/0x4e50 [ 56.394398] ? __lock_acquire+0x792/0x4980 [ 56.398630] ? kernel_text_address+0x79/0xf0 [ 56.403068] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.409122] ? mark_held_locks+0x130/0x130 [ 56.413354] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 56.418800] ? check_noncircular+0x20/0x20 [ 56.423030] ? save_stack+0xa9/0xd0 [ 56.426648] ? save_stack+0x43/0xd0 [ 56.430265] ? kasan_kmalloc+0xc7/0xe0 [ 56.434144] ? kasan_slab_alloc+0x12/0x20 [ 56.438285] ? kmem_cache_alloc+0x12e/0x730 [ 56.442602] ? find_held_lock+0x36/0x1d0 [ 56.446664] ? mark_held_locks+0xc7/0x130 [ 56.450807] ? ktime_get+0x1a6/0x240 [ 56.454524] ? kvm_clock_read+0x18/0x30 [ 56.458493] ? kvm_clock_get_cycles+0x9/0x10 [ 56.462902] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.467138] sctp_inq_push+0x1aa/0x240 [ 56.471018] sctp_backlog_rcv+0x1ab/0x13b0 [ 56.475242] ? __local_bh_enable_ip+0x160/0x260 [ 56.479900] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.484313] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.488897] ? sctp_hash_obj+0x610/0x610 [ 56.492957] ? __release_sock+0xd0/0x360 [ 56.497008] ? __release_sock+0xd0/0x360 [ 56.501062] ? __local_bh_enable_ip+0x160/0x260 [ 56.505728] __release_sock+0x10c/0x360 [ 56.509701] release_sock+0x4f/0x180 [ 56.513410] sctp_wait_for_connect+0x22c/0x4c0 [ 56.517978] ? refcount_inc_checked+0x30/0x30 [ 56.522463] ? sctp_get_port_local+0x15b0/0x15b0 [ 56.527208] ? finish_wait+0x290/0x290 [ 56.531082] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.535475] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 56.540125] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 56.544695] ? __sctp_setsockopt_connectx+0x140/0x140 [ 56.549866] ? lock_downgrade+0x860/0x860 [ 56.554002] ? kasan_check_read+0x11/0x20 [ 56.558138] sctp_sendmsg+0xd3f/0x1680 [ 56.562013] ? sctp_id2assoc+0x250/0x250 [ 56.566068] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.571416] ? dup_iter+0x250/0x250 [ 56.575038] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.579783] inet_sendmsg+0x10d/0x450 [ 56.583570] ? security_socket_sendmsg+0x50/0x90 [ 56.588321] ? ipip_gro_receive+0xf0/0xf0 [ 56.592465] sock_sendmsg+0xb7/0xf0 [ 56.596084] ___sys_sendmsg+0x649/0x950 [ 56.600051] ? find_held_lock+0x36/0x1d0 [ 56.604098] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.607894] FAULT_INJECTION: forcing a failure. [ 56.607894] name failslab, interval 1, probability 0, space 0, times 0 [ 56.608842] ? __fget+0x278/0x400 [ 56.608852] ? kasan_check_read+0x11/0x20 [ 56.608862] ? __fget+0x295/0x400 [ 56.608877] ? __f_unlock_pos+0xd/0x10 [ 56.634977] ? __fget_light+0x174/0x1e0 [ 56.639017] ? __fdget+0xe/0x10 [ 56.642306] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.647149] __sys_sendmsg+0xd9/0x180 [ 56.650940] ? __ia32_sys_shutdown+0x70/0x70 [ 56.655339] ? __sb_end_write+0xa4/0xd0 [ 56.659294] ? kasan_check_write+0x14/0x20 [ 56.663526] ? fput+0x18/0x120 [ 56.666704] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.672053] __x64_sys_sendmsg+0x73/0xb0 [ 56.676100] do_syscall_64+0xd6/0x4e0 [ 56.679882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.685062] RIP: 0033:0x458e29 [ 56.688235] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.707118] RSP: 002b:00007f14f74b4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.714806] RAX: ffffffffffffffda RBX: 00007f14f74b4c90 RCX: 0000000000458e29 [ 56.722085] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.729343] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 56.736605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74b56d4 [ 56.743858] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 56.755165] CPU: 1 PID: 6709 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 56.763122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.772468] Call Trace: [ 56.775042] dump_stack+0x123/0x177 [ 56.778670] should_fail.cold.4+0x5/0x13 [ 56.782725] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.787812] __should_failslab+0xba/0xf0 [ 56.791863] should_failslab+0x9/0x14 [ 56.795639] kmem_cache_alloc_node_trace+0x5a/0x740 [ 56.800635] __kmalloc_node_track_caller+0x3c/0x70 [ 56.805557] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 56.810291] __alloc_skb+0xd7/0x580 [ 56.813895] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.818194] ? timer_reduce+0x5b1/0xf50 [ 56.822144] ? kasan_check_read+0x11/0x20 [ 56.826275] _sctp_make_chunk+0x3f/0x260 [ 56.830316] sctp_make_cookie_echo+0x85/0x160 [ 56.834801] sctp_do_sm+0x2929/0x4e50 [ 56.838581] ? __lock_acquire+0x792/0x4980 [ 56.842792] ? sctp_sendmsg+0xd3f/0x1680 [ 56.846830] ? inet_sendmsg+0x10d/0x450 [ 56.850784] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.856850] ? mark_held_locks+0x130/0x130 [ 56.861063] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 56.866142] ? quarantine_put+0x11b/0x1c0 [ 56.870283] ? find_held_lock+0x36/0x1d0 [ 56.874331] ? kvm_clock_read+0x18/0x30 [ 56.878282] ? kvm_clock_get_cycles+0x9/0x10 [ 56.882668] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.886902] sctp_inq_push+0x1aa/0x240 [ 56.890781] sctp_backlog_rcv+0x1ab/0x13b0 [ 56.895005] ? __local_bh_enable_ip+0x160/0x260 [ 56.899675] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.905115] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.909686] ? sctp_hash_obj+0x610/0x610 [ 56.913723] ? __release_sock+0xd0/0x360 [ 56.917762] ? __release_sock+0xd0/0x360 [ 56.921800] ? __local_bh_enable_ip+0x160/0x260 [ 56.926447] __release_sock+0x10c/0x360 [ 56.931552] release_sock+0x4f/0x180 [ 56.935253] sctp_wait_for_connect+0x22c/0x4c0 [ 56.939818] ? refcount_inc_checked+0x30/0x30 [ 56.944299] ? sctp_get_port_local+0x15b0/0x15b0 [ 56.949031] ? finish_wait+0x290/0x290 [ 56.952897] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.957282] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 56.961930] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 56.966495] ? __sctp_setsockopt_connectx+0x140/0x140 [ 56.971922] ? lock_downgrade+0x860/0x860 [ 56.976057] ? kasan_check_read+0x11/0x20 [ 56.980204] sctp_sendmsg+0xd3f/0x1680 [ 56.984071] ? sctp_id2assoc+0x250/0x250 [ 56.988123] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.993462] ? dup_iter+0x250/0x250 [ 56.997083] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.001817] inet_sendmsg+0x10d/0x450 [ 57.005590] ? security_socket_sendmsg+0x50/0x90 [ 57.010327] ? ipip_gro_receive+0xf0/0xf0 [ 57.014454] sock_sendmsg+0xb7/0xf0 [ 57.018071] ___sys_sendmsg+0x649/0x950 [ 57.022023] ? find_held_lock+0x36/0x1d0 [ 57.026060] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.030815] ? __fget+0x278/0x400 [ 57.034246] ? kasan_check_read+0x11/0x20 [ 57.038381] ? __fget+0x295/0x400 [ 57.041817] ? __f_unlock_pos+0xd/0x10 [ 57.045682] ? __fget_light+0x174/0x1e0 [ 57.049631] ? __fdget+0xe/0x10 [ 57.052887] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.057705] __sys_sendmsg+0xd9/0x180 [ 57.061480] ? __ia32_sys_shutdown+0x70/0x70 [ 57.065866] ? __sb_end_write+0xa4/0xd0 [ 57.069827] ? kasan_check_write+0x14/0x20 [ 57.074045] ? fput+0x18/0x120 [ 57.077233] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.082576] __x64_sys_sendmsg+0x73/0xb0 [ 57.086614] do_syscall_64+0xd6/0x4e0 [ 57.090390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.095556] RIP: 0033:0x458e29 [ 57.098725] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.117711] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.125396] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 57.132642] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.139901] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.147160] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 57.154407] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 57.161668] CPU: 0 PID: 6703 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 57.169474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.178827] Call Trace: [ 57.181413] dump_stack+0x123/0x177 [ 57.185065] should_fail.cold.4+0x5/0x13 [ 57.189126] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.194223] ? lock_downgrade+0x860/0x860 [ 57.198376] __should_failslab+0xba/0xf0 [ 57.202433] should_failslab+0x9/0x14 [ 57.206230] kmem_cache_alloc_node+0x56/0x730 [ 57.208423] FAULT_INJECTION: forcing a failure. [ 57.208423] name failslab, interval 1, probability 0, space 0, times 0 [ 57.210718] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 57.210725] ? timer_reduce+0x5b1/0xf50 [ 57.210738] __alloc_skb+0xa7/0x580 [ 57.210746] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.210751] ? timer_reduce+0x5b1/0xf50 [ 57.210758] ? kasan_check_read+0x11/0x20 [ 57.210775] _sctp_make_chunk+0x3f/0x260 [ 57.210782] sctp_make_cookie_echo+0x85/0x160 [ 57.210789] sctp_do_sm+0x2929/0x4e50 [ 57.210795] ? __lock_acquire+0x792/0x4980 [ 57.210800] ? sctp_sendmsg+0xd3f/0x1680 [ 57.210805] ? inet_sendmsg+0x10d/0x450 [ 57.210826] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.210835] ? mark_held_locks+0x130/0x130 [ 57.210841] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 57.210849] ? quarantine_put+0x11b/0x1c0 [ 57.291087] ? find_held_lock+0x36/0x1d0 [ 57.295157] ? kvm_clock_read+0x18/0x30 [ 57.299120] ? kvm_clock_get_cycles+0x9/0x10 [ 57.303516] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.307741] sctp_inq_push+0x1aa/0x240 [ 57.311617] sctp_backlog_rcv+0x1ab/0x13b0 [ 57.315838] ? __local_bh_enable_ip+0x160/0x260 [ 57.320487] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.324880] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.329439] ? sctp_hash_obj+0x610/0x610 [ 57.333487] ? __release_sock+0xd0/0x360 [ 57.337529] ? __release_sock+0xd0/0x360 [ 57.341571] ? __local_bh_enable_ip+0x160/0x260 [ 57.346226] __release_sock+0x10c/0x360 [ 57.350187] release_sock+0x4f/0x180 [ 57.353883] sctp_wait_for_connect+0x22c/0x4c0 [ 57.358443] ? refcount_inc_checked+0x30/0x30 [ 57.362925] ? sctp_get_port_local+0x15b0/0x15b0 [ 57.367663] ? finish_wait+0x290/0x290 [ 57.371529] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.375934] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 57.380604] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 57.385172] ? __sctp_setsockopt_connectx+0x140/0x140 [ 57.390342] ? lock_downgrade+0x860/0x860 [ 57.394489] ? kasan_check_read+0x11/0x20 [ 57.398623] sctp_sendmsg+0xd3f/0x1680 [ 57.402502] ? sctp_id2assoc+0x250/0x250 [ 57.406555] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.411900] ? dup_iter+0x250/0x250 [ 57.415509] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.420245] inet_sendmsg+0x10d/0x450 [ 57.424027] ? security_socket_sendmsg+0x50/0x90 [ 57.428777] ? ipip_gro_receive+0xf0/0xf0 [ 57.433146] sock_sendmsg+0xb7/0xf0 [ 57.436762] ___sys_sendmsg+0x649/0x950 [ 57.440729] ? find_held_lock+0x36/0x1d0 [ 57.444791] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.449540] ? __fget+0x278/0x400 [ 57.452983] ? kasan_check_read+0x11/0x20 [ 57.457117] ? __fget+0x295/0x400 [ 57.460560] ? __f_unlock_pos+0xd/0x10 [ 57.464436] ? __fget_light+0x174/0x1e0 [ 57.468397] ? __fdget+0xe/0x10 [ 57.471660] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.476493] __sys_sendmsg+0xd9/0x180 [ 57.480374] ? __ia32_sys_shutdown+0x70/0x70 [ 57.484879] ? __sb_end_write+0xa4/0xd0 [ 57.488870] ? kasan_check_write+0x14/0x20 [ 57.493214] ? fput+0x18/0x120 [ 57.496402] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.501758] __x64_sys_sendmsg+0x73/0xb0 [ 57.505814] do_syscall_64+0xd6/0x4e0 [ 57.509609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.514781] RIP: 0033:0x458e29 [ 57.517958] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.536850] RSP: 002b:00007fc5c6459c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.544559] RAX: ffffffffffffffda RBX: 00007fc5c6459c90 RCX: 0000000000458e29 [ 57.551819] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.559164] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 57.566425] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c645a6d4 [ 57.573684] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000004 [ 57.586283] CPU: 1 PID: 6714 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 57.589142] FAULT_INJECTION: forcing a failure. [ 57.589142] name failslab, interval 1, probability 0, space 0, times 0 [ 57.594084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.594087] Call Trace: [ 57.594100] dump_stack+0x123/0x177 [ 57.594109] should_fail.cold.4+0x5/0x13 [ 57.594116] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.594124] ? __lock_is_held+0xb5/0x140 [ 57.594134] __should_failslab+0xba/0xf0 [ 57.594141] should_failslab+0x9/0x14 [ 57.594147] __kmalloc+0x70/0x770 [ 57.594152] ? __kmalloc_track_caller+0x5e5/0x760 [ 57.594161] ? sctp_tsnmap_init+0x161/0x220 [ 57.594169] sctp_tsnmap_init+0x161/0x220 [ 57.594177] sctp_process_init+0x1bb0/0x2d50 [ 57.594184] ? is_bpf_text_address+0x7d/0xe0 [ 57.594198] ? sctp_verify_init+0x1660/0x1660 [ 57.594206] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 57.594213] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 57.594219] ? save_stack+0x43/0xd0 [ 57.594223] ? __kasan_slab_free+0x102/0x150 [ 57.594227] ? kasan_slab_free+0xe/0x10 [ 57.594353] sctp_do_sm+0x9f6/0x4e50 [ 57.696717] ? __lock_acquire+0x792/0x4980 [ 57.700938] ? sctp_sendmsg+0xd3f/0x1680 [ 57.704985] ? inet_sendmsg+0x10d/0x450 [ 57.708943] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.714996] ? mark_held_locks+0x130/0x130 [ 57.719212] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 57.724293] ? quarantine_put+0x11b/0x1c0 [ 57.728424] ? find_held_lock+0x36/0x1d0 [ 57.732491] ? kvm_clock_read+0x18/0x30 [ 57.736443] ? kvm_clock_get_cycles+0x9/0x10 [ 57.740829] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.745066] sctp_inq_push+0x1aa/0x240 [ 57.748937] sctp_backlog_rcv+0x1ab/0x13b0 [ 57.753158] ? __local_bh_enable_ip+0x160/0x260 [ 57.757832] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.762223] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.766790] ? sctp_hash_obj+0x610/0x610 [ 57.770833] ? __release_sock+0xd0/0x360 [ 57.774875] ? __release_sock+0xd0/0x360 [ 57.778921] ? __local_bh_enable_ip+0x160/0x260 [ 57.783577] __release_sock+0x10c/0x360 [ 57.787533] release_sock+0x4f/0x180 [ 57.791224] sctp_wait_for_connect+0x22c/0x4c0 [ 57.795782] ? refcount_inc_checked+0x30/0x30 [ 57.800256] ? sctp_get_port_local+0x15b0/0x15b0 [ 57.804988] ? finish_wait+0x290/0x290 [ 57.808856] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.813259] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 57.817908] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 57.822478] ? __sctp_setsockopt_connectx+0x140/0x140 [ 57.827647] ? lock_downgrade+0x860/0x860 [ 57.831879] ? kasan_check_read+0x11/0x20 [ 57.836021] sctp_sendmsg+0xd3f/0x1680 [ 57.839900] ? sctp_id2assoc+0x250/0x250 [ 57.843943] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.849284] ? dup_iter+0x250/0x250 [ 57.852893] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.857633] inet_sendmsg+0x10d/0x450 [ 57.861412] ? security_socket_sendmsg+0x50/0x90 [ 57.866157] ? ipip_gro_receive+0xf0/0xf0 [ 57.870281] sock_sendmsg+0xb7/0xf0 [ 57.873886] ___sys_sendmsg+0x649/0x950 [ 57.877843] ? find_held_lock+0x36/0x1d0 [ 57.881883] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.886632] ? __fget+0x278/0x400 [ 57.890067] ? kasan_check_read+0x11/0x20 [ 57.894192] ? __fget+0x295/0x400 [ 57.897626] ? __f_unlock_pos+0xd/0x10 [ 57.901492] ? __fget_light+0x174/0x1e0 [ 57.905446] ? __fdget+0xe/0x10 [ 57.908702] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.913520] __sys_sendmsg+0xd9/0x180 [ 57.917311] ? __ia32_sys_shutdown+0x70/0x70 [ 57.921697] ? __sb_end_write+0xa4/0xd0 [ 57.925651] ? kasan_check_write+0x14/0x20 [ 57.929861] ? fput+0x18/0x120 [ 57.933035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.938378] __x64_sys_sendmsg+0x73/0xb0 [ 57.942418] do_syscall_64+0xd6/0x4e0 [ 57.946199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.951469] RIP: 0033:0x458e29 [ 57.954642] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.973522] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.981208] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 57.988455] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.995704] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.002966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 58.010215] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 58.017477] CPU: 0 PID: 6721 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 58.025277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.034626] Call Trace: [ 58.037210] dump_stack+0x123/0x177 [ 58.040834] should_fail.cold.4+0x5/0x13 [ 58.044890] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.049995] __should_failslab+0xba/0xf0 [ 58.054053] should_failslab+0x9/0x14 [ 58.057849] kmem_cache_alloc_node_trace+0x5a/0x740 [ 58.062868] __kmalloc_node_track_caller+0x3c/0x70 [ 58.067792] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 58.072547] __alloc_skb+0xd7/0x580 [ 58.076171] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.080485] ? timer_reduce+0x5b1/0xf50 [ 58.084451] ? kasan_check_read+0x11/0x20 [ 58.088599] _sctp_make_chunk+0x3f/0x260 [ 58.092656] sctp_make_cookie_echo+0x85/0x160 [ 58.097149] sctp_do_sm+0x2929/0x4e50 [ 58.101120] ? __lock_acquire+0x792/0x4980 [ 58.105347] ? sctp_sendmsg+0xd3f/0x1680 [ 58.109400] ? inet_sendmsg+0x10d/0x450 [ 58.113369] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.119429] ? mark_held_locks+0x130/0x130 [ 58.123659] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 58.128761] ? quarantine_put+0x11b/0x1c0 [ 58.132931] ? find_held_lock+0x36/0x1d0 [ 58.136996] ? kvm_clock_read+0x18/0x30 [ 58.137551] FAULT_INJECTION: forcing a failure. [ 58.137551] name failslab, interval 1, probability 0, space 0, times 0 [ 58.141066] ? kvm_clock_get_cycles+0x9/0x10 [ 58.141077] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.141092] sctp_inq_push+0x1aa/0x240 [ 58.141101] sctp_backlog_rcv+0x1ab/0x13b0 [ 58.141106] ? __local_bh_enable_ip+0x160/0x260 [ 58.141113] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.141120] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.141125] ? sctp_hash_obj+0x610/0x610 [ 58.141131] ? __release_sock+0xd0/0x360 [ 58.141135] ? __release_sock+0xd0/0x360 [ 58.141141] ? __local_bh_enable_ip+0x160/0x260 [ 58.141148] __release_sock+0x10c/0x360 [ 58.141158] release_sock+0x4f/0x180 [ 58.141164] sctp_wait_for_connect+0x22c/0x4c0 [ 58.141173] ? refcount_inc_checked+0x30/0x30 [ 58.163608] FAULT_INJECTION: forcing a failure. [ 58.163608] name failslab, interval 1, probability 0, space 0, times 0 [ 58.164947] ? sctp_get_port_local+0x15b0/0x15b0 [ 58.164955] ? finish_wait+0x290/0x290 [ 58.164965] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.164974] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 58.164981] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 58.164997] ? __sctp_setsockopt_connectx+0x140/0x140 [ 58.165005] ? lock_downgrade+0x860/0x860 [ 58.258965] ? kasan_check_read+0x11/0x20 [ 58.263108] sctp_sendmsg+0xd3f/0x1680 [ 58.267015] ? sctp_id2assoc+0x250/0x250 [ 58.271069] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.276438] ? dup_iter+0x250/0x250 [ 58.280056] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.284801] inet_sendmsg+0x10d/0x450 [ 58.288593] ? security_socket_sendmsg+0x50/0x90 [ 58.293336] ? ipip_gro_receive+0xf0/0xf0 [ 58.297476] sock_sendmsg+0xb7/0xf0 [ 58.301093] ___sys_sendmsg+0x649/0x950 [ 58.305063] ? find_held_lock+0x36/0x1d0 [ 58.309131] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.313888] ? __fget+0x278/0x400 [ 58.317341] ? kasan_check_read+0x11/0x20 [ 58.321485] ? __fget+0x295/0x400 [ 58.324954] ? __f_unlock_pos+0xd/0x10 [ 58.328836] ? __fget_light+0x174/0x1e0 [ 58.332819] ? __fdget+0xe/0x10 [ 58.336097] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.340937] __sys_sendmsg+0xd9/0x180 [ 58.344756] ? __ia32_sys_shutdown+0x70/0x70 [ 58.349158] ? __sb_end_write+0xa4/0xd0 [ 58.353120] ? kasan_check_write+0x14/0x20 [ 58.357336] ? fput+0x18/0x120 [ 58.360526] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.363843] FAULT_INJECTION: forcing a failure. [ 58.363843] name failslab, interval 1, probability 0, space 0, times 0 [ 58.365878] __x64_sys_sendmsg+0x73/0xb0 [ 58.365889] do_syscall_64+0xd6/0x4e0 [ 58.365899] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.365905] RIP: 0033:0x458e29 [ 58.365911] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.365915] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.365921] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 58.365925] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.365928] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.365931] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 58.365935] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 58.383719] CPU: 0 PID: 6729 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 58.464250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.473608] Call Trace: [ 58.476183] dump_stack+0x123/0x177 [ 58.479800] should_fail.cold.4+0x5/0x13 [ 58.483847] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.488930] ? kernel_text_address+0x79/0xf0 [ 58.493324] ? __kernel_text_address+0xd/0x40 [ 58.496930] FAULT_INJECTION: forcing a failure. [ 58.496930] name failslab, interval 1, probability 0, space 0, times 0 [ 58.497897] __should_failslab+0xba/0xf0 [ 58.497904] should_failslab+0x9/0x14 [ 58.497912] kmem_cache_alloc_node_trace+0x5a/0x740 [ 58.497926] __kmalloc_node_track_caller+0x3c/0x70 [ 58.497937] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 58.497945] __alloc_skb+0xd7/0x580 [ 58.497953] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.497961] ? find_held_lock+0x36/0x1d0 [ 58.497973] sctp_packet_transmit+0x26b/0x3490 [ 58.497985] ? sctp_packet_config+0x7aa/0xea0 [ 58.552793] ? kasan_check_read+0x11/0x20 [ 58.556936] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 58.562120] ? sctp_packet_config+0xea0/0xea0 [ 58.566604] ? sctp_packet_append_chunk+0x890/0xef0 [ 58.571607] ? sctp_outq_select_transport+0x1fa/0x730 [ 58.576787] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 58.582420] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.587860] ? sctp_verify_init+0x1660/0x1660 [ 58.592355] sctp_outq_flush+0xd0/0x22f0 [ 58.596412] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 58.602130] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 58.608088] ? __sctp_outq_teardown+0xc30/0xc30 [ 58.612746] ? sctp_outq_tail+0x58c/0x970 [ 58.616897] sctp_outq_uncork+0x49/0x60 [ 58.620854] sctp_do_sm+0x3591/0x4e50 [ 58.624641] ? __lock_acquire+0x792/0x4980 [ 58.628858] ? kernel_text_address+0x79/0xf0 [ 58.633257] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.639306] ? mark_held_locks+0x130/0x130 [ 58.643519] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.648951] ? check_noncircular+0x20/0x20 [ 58.653164] ? save_stack+0xa9/0xd0 [ 58.656778] ? save_stack+0x43/0xd0 [ 58.660384] ? kasan_kmalloc+0xc7/0xe0 [ 58.664250] ? kasan_slab_alloc+0x12/0x20 [ 58.668377] ? kmem_cache_alloc+0x12e/0x730 [ 58.672684] ? find_held_lock+0x36/0x1d0 [ 58.676732] ? mark_held_locks+0xc7/0x130 [ 58.680863] ? ktime_get+0x1a6/0x240 [ 58.684567] ? kvm_clock_read+0x18/0x30 [ 58.688517] ? kvm_clock_get_cycles+0x9/0x10 [ 58.692937] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.697169] sctp_inq_push+0x1aa/0x240 [ 58.701052] sctp_backlog_rcv+0x1ab/0x13b0 [ 58.705277] ? __local_bh_enable_ip+0x160/0x260 [ 58.709934] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.714339] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.718902] ? sctp_hash_obj+0x610/0x610 [ 58.722943] ? __release_sock+0xd0/0x360 [ 58.726984] ? __release_sock+0xd0/0x360 [ 58.731031] ? __local_bh_enable_ip+0x160/0x260 [ 58.735686] __release_sock+0x10c/0x360 [ 58.739710] release_sock+0x4f/0x180 [ 58.743405] sctp_wait_for_connect+0x22c/0x4c0 [ 58.747975] ? refcount_inc_checked+0x30/0x30 [ 58.752467] ? sctp_get_port_local+0x15b0/0x15b0 [ 58.757211] ? finish_wait+0x290/0x290 [ 58.761090] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.765486] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 58.770138] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 58.774714] ? __sctp_setsockopt_connectx+0x140/0x140 [ 58.779885] ? lock_downgrade+0x860/0x860 [ 58.784019] ? kasan_check_read+0x11/0x20 [ 58.788168] sctp_sendmsg+0xd3f/0x1680 [ 58.792049] ? sctp_id2assoc+0x250/0x250 [ 58.796103] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.801454] ? dup_iter+0x250/0x250 [ 58.805076] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.809814] inet_sendmsg+0x10d/0x450 [ 58.813621] ? security_socket_sendmsg+0x50/0x90 [ 58.818363] ? ipip_gro_receive+0xf0/0xf0 [ 58.822496] sock_sendmsg+0xb7/0xf0 [ 58.826103] ___sys_sendmsg+0x649/0x950 [ 58.830081] ? find_held_lock+0x36/0x1d0 [ 58.834121] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.838858] ? __fget+0x278/0x400 [ 58.842292] ? kasan_check_read+0x11/0x20 [ 58.846420] ? __fget+0x295/0x400 [ 58.849856] ? __f_unlock_pos+0xd/0x10 [ 58.853730] ? __fget_light+0x174/0x1e0 [ 58.857702] ? __fdget+0xe/0x10 [ 58.860965] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.865793] __sys_sendmsg+0xd9/0x180 [ 58.869593] ? __ia32_sys_shutdown+0x70/0x70 [ 58.874014] ? __sb_end_write+0xa4/0xd0 [ 58.877986] ? kasan_check_write+0x14/0x20 [ 58.882212] ? fput+0x18/0x120 [ 58.885388] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.890738] __x64_sys_sendmsg+0x73/0xb0 [ 58.894807] do_syscall_64+0xd6/0x4e0 [ 58.898591] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.903782] RIP: 0033:0x458e29 [ 58.906956] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.925945] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.933636] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 58.940896] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.948173] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.955431] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 58.962686] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 58.971376] CPU: 1 PID: 6739 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 58.979178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.988525] Call Trace: [ 58.991112] dump_stack+0x123/0x177 [ 58.994735] should_fail.cold.4+0x5/0x13 [ 58.998797] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.003907] ? lock_downgrade+0x860/0x860 [ 59.005732] FAULT_INJECTION: forcing a failure. [ 59.005732] name failslab, interval 1, probability 0, space 0, times 0 [ 59.008050] __should_failslab+0xba/0xf0 [ 59.008057] should_failslab+0x9/0x14 [ 59.008063] kmem_cache_alloc_node_trace+0x270/0x740 [ 59.008075] __kmalloc_node_track_caller+0x3c/0x70 [ 59.037096] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 59.041859] __alloc_skb+0xd7/0x580 [ 59.045492] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.049818] ? lock_downgrade+0x860/0x860 [ 59.053975] _sctp_make_chunk+0x3f/0x260 [ 59.058034] sctp_make_datafrag_empty+0x159/0x260 [ 59.062869] ? sctp_make_ecne+0xf0/0xf0 [ 59.066834] sctp_datamsg_from_user+0x4dc/0xf40 [ 59.071502] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 59.076078] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 59.080673] ? __sctp_setsockopt_connectx+0x140/0x140 [ 59.085869] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 59.091056] ? lock_downgrade+0x860/0x860 [ 59.095196] ? kasan_check_read+0x11/0x20 [ 59.099340] sctp_sendmsg+0xd3f/0x1680 [ 59.103226] ? sctp_id2assoc+0x250/0x250 [ 59.107301] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.112649] ? dup_iter+0x250/0x250 [ 59.116269] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.121023] inet_sendmsg+0x10d/0x450 [ 59.124859] ? security_socket_sendmsg+0x50/0x90 [ 59.129600] ? ipip_gro_receive+0xf0/0xf0 [ 59.133737] sock_sendmsg+0xb7/0xf0 [ 59.137356] ___sys_sendmsg+0x649/0x950 [ 59.141326] ? find_held_lock+0x36/0x1d0 [ 59.145379] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.150120] ? __fget+0x278/0x400 [ 59.153552] ? kasan_check_read+0x11/0x20 [ 59.157678] ? __fget+0x295/0x400 [ 59.161126] ? __f_unlock_pos+0xd/0x10 [ 59.164996] ? __fget_light+0x174/0x1e0 [ 59.168951] ? __fdget+0xe/0x10 [ 59.172211] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.177047] __sys_sendmsg+0xd9/0x180 [ 59.180824] ? __ia32_sys_shutdown+0x70/0x70 [ 59.185210] ? __sb_end_write+0xa4/0xd0 [ 59.189167] ? kasan_check_write+0x14/0x20 [ 59.193377] ? fput+0x18/0x120 [ 59.196551] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.201905] __x64_sys_sendmsg+0x73/0xb0 [ 59.206055] do_syscall_64+0xd6/0x4e0 [ 59.209834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.214999] RIP: 0033:0x458e29 [ 59.218179] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.237059] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.244929] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 59.252181] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.259433] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.266688] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 59.273935] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 59.281194] CPU: 0 PID: 6741 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 59.288993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.298340] Call Trace: [ 59.300922] dump_stack+0x123/0x177 [ 59.304561] should_fail.cold.4+0x5/0x13 [ 59.308605] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.313688] ? lock_downgrade+0x860/0x860 [ 59.317832] __should_failslab+0xba/0xf0 [ 59.321874] should_failslab+0x9/0x14 [ 59.325679] kmem_cache_alloc+0x2be/0x730 [ 59.329824] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.334124] ? lock_downgrade+0x830/0x860 [ 59.338255] sctp_chunkify+0x46/0x270 [ 59.342036] _sctp_make_chunk+0x128/0x260 [ 59.346169] sctp_make_datafrag_empty+0x159/0x260 [ 59.350994] ? sctp_make_ecne+0xf0/0xf0 [ 59.354952] sctp_datamsg_from_user+0x4dc/0xf40 [ 59.359607] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 59.364167] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 59.368734] ? __sctp_setsockopt_connectx+0x140/0x140 [ 59.373916] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 59.379085] ? lock_downgrade+0x860/0x860 [ 59.383211] ? kasan_check_read+0x11/0x20 [ 59.387344] sctp_sendmsg+0xd3f/0x1680 [ 59.391217] ? sctp_id2assoc+0x250/0x250 [ 59.395257] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.400605] ? dup_iter+0x250/0x250 [ 59.404219] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.408960] inet_sendmsg+0x10d/0x450 [ 59.412743] ? security_socket_sendmsg+0x50/0x90 [ 59.417478] ? ipip_gro_receive+0xf0/0xf0 [ 59.421608] sock_sendmsg+0xb7/0xf0 [ 59.425231] ___sys_sendmsg+0x649/0x950 [ 59.429184] ? find_held_lock+0x36/0x1d0 [ 59.433227] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.437977] ? __fget+0x278/0x400 [ 59.441498] ? kasan_check_read+0x11/0x20 [ 59.445632] ? __fget+0x295/0x400 [ 59.449073] ? __f_unlock_pos+0xd/0x10 [ 59.452941] ? __fget_light+0x174/0x1e0 [ 59.456907] ? __fdget+0xe/0x10 [ 59.460178] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.465003] __sys_sendmsg+0xd9/0x180 [ 59.468786] ? __ia32_sys_shutdown+0x70/0x70 [ 59.473175] ? __sb_end_write+0xa4/0xd0 [ 59.477130] ? kasan_check_write+0x14/0x20 [ 59.481349] ? fput+0x18/0x120 [ 59.484537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.489992] __x64_sys_sendmsg+0x73/0xb0 [ 59.494038] do_syscall_64+0xd6/0x4e0 [ 59.497818] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.502985] RIP: 0033:0x458e29 [ 59.506154] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.525039] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.532726] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 59.539976] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.547230] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.554484] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 59.561734] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 59.569011] CPU: 1 PID: 6733 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 59.576834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.586184] Call Trace: [ 59.588773] dump_stack+0x123/0x177 [ 59.592399] should_fail.cold.4+0x5/0x13 [ 59.596460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.601564] ? lock_downgrade+0x860/0x860 [ 59.605723] __should_failslab+0xba/0xf0 [ 59.609782] should_failslab+0x9/0x14 [ 59.613596] kmem_cache_alloc_node+0x56/0x730 [ 59.618072] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 59.623156] ? timer_reduce+0x5b1/0xf50 [ 59.627120] __alloc_skb+0xa7/0x580 [ 59.630727] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.635033] ? timer_reduce+0x5b1/0xf50 [ 59.638988] ? kasan_check_read+0x11/0x20 [ 59.643119] _sctp_make_chunk+0x3f/0x260 [ 59.647176] sctp_make_cookie_echo+0x85/0x160 [ 59.651650] sctp_do_sm+0x2929/0x4e50 [ 59.655447] ? __lock_acquire+0x792/0x4980 [ 59.659659] ? sctp_sendmsg+0xd3f/0x1680 [ 59.663697] ? inet_sendmsg+0x10d/0x450 [ 59.667651] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.673689] ? mark_held_locks+0x130/0x130 [ 59.677912] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 59.683009] ? quarantine_put+0x11b/0x1c0 [ 59.687142] ? find_held_lock+0x36/0x1d0 [ 59.691193] ? kvm_clock_read+0x18/0x30 [ 59.695143] ? kvm_clock_get_cycles+0x9/0x10 [ 59.699541] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.703759] sctp_inq_push+0x1aa/0x240 [ 59.707626] sctp_backlog_rcv+0x1ab/0x13b0 [ 59.711840] ? __local_bh_enable_ip+0x160/0x260 [ 59.716497] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.720883] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.725442] ? sctp_hash_obj+0x610/0x610 [ 59.729492] ? __release_sock+0xd0/0x360 [ 59.733542] ? __release_sock+0xd0/0x360 [ 59.737582] ? __local_bh_enable_ip+0x160/0x260 [ 59.742242] __release_sock+0x10c/0x360 [ 59.746198] release_sock+0x4f/0x180 [ 59.749890] sctp_wait_for_connect+0x22c/0x4c0 [ 59.754449] ? refcount_inc_checked+0x30/0x30 [ 59.758955] ? sctp_get_port_local+0x15b0/0x15b0 [ 59.763694] ? finish_wait+0x290/0x290 [ 59.767584] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.771976] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 59.776638] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 59.781206] ? __sctp_setsockopt_connectx+0x140/0x140 [ 59.786376] ? lock_downgrade+0x860/0x860 [ 59.790544] ? kasan_check_read+0x11/0x20 [ 59.794675] sctp_sendmsg+0xd3f/0x1680 [ 59.798545] ? sctp_id2assoc+0x250/0x250 [ 59.802605] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.807954] ? dup_iter+0x250/0x250 [ 59.811678] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.816423] inet_sendmsg+0x10d/0x450 [ 59.820208] ? security_socket_sendmsg+0x50/0x90 [ 59.824942] ? ipip_gro_receive+0xf0/0xf0 [ 59.829080] sock_sendmsg+0xb7/0xf0 [ 59.832685] ___sys_sendmsg+0x649/0x950 [ 59.836648] ? find_held_lock+0x36/0x1d0 [ 59.840687] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.845420] ? __fget+0x278/0x400 [ 59.848853] ? kasan_check_read+0x11/0x20 [ 59.852981] ? __fget+0x295/0x400 [ 59.856416] ? __f_unlock_pos+0xd/0x10 [ 59.860280] ? __fget_light+0x174/0x1e0 [ 59.864251] ? __fdget+0xe/0x10 [ 59.867511] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.872333] __sys_sendmsg+0xd9/0x180 [ 59.876112] ? __ia32_sys_shutdown+0x70/0x70 [ 59.880500] ? __sb_end_write+0xa4/0xd0 [ 59.884451] ? kasan_check_write+0x14/0x20 [ 59.888747] ? fput+0x18/0x120 [ 59.891922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.897265] __x64_sys_sendmsg+0x73/0xb0 [ 59.901305] do_syscall_64+0xd6/0x4e0 [ 59.905084] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.910253] RIP: 0033:0x458e29 [ 59.913426] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.932309] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.939991] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 59.947243] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.954488] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.961750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 59.969008] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 59.976274] CPU: 0 PID: 6727 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 59.984072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.993422] Call Trace: [ 59.996010] dump_stack+0x123/0x177 [ 59.999634] should_fail.cold.4+0x5/0x13 [ 60.003689] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.008795] __should_failslab+0xba/0xf0 [ 60.008911] FAULT_INJECTION: forcing a failure. [ 60.008911] name failslab, interval 1, probability 0, space 0, times 0 [ 60.012843] should_failslab+0x9/0x14 [ 60.012850] __kmalloc_track_caller+0x6c/0x760 [ 60.012860] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 60.012866] ? sctp_process_init+0x1164/0x2d50 [ 60.012876] kmemdup+0x1d/0x40 [ 60.012882] sctp_process_init+0x1164/0x2d50 [ 60.012889] ? is_bpf_text_address+0x7d/0xe0 [ 60.012901] ? sctp_verify_init+0x1660/0x1660 [ 60.012907] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 60.012914] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 60.012919] ? save_stack+0x43/0xd0 [ 60.012923] ? __kasan_slab_free+0x102/0x150 [ 60.012926] ? kasan_slab_free+0xe/0x10 [ 60.012934] sctp_do_sm+0x9f6/0x4e50 [ 60.012941] ? __lock_acquire+0x792/0x4980 [ 60.012946] ? sctp_sendmsg+0xd3f/0x1680 [ 60.012951] ? inet_sendmsg+0x10d/0x450 [ 60.012961] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.025625] FAULT_INJECTION: forcing a failure. [ 60.025625] name failslab, interval 1, probability 0, space 0, times 0 [ 60.027908] ? mark_held_locks+0x130/0x130 [ 60.027916] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 60.027924] ? quarantine_put+0x11b/0x1c0 [ 60.027937] ? find_held_lock+0x36/0x1d0 [ 60.027957] ? kvm_clock_read+0x18/0x30 [ 60.133510] ? kvm_clock_get_cycles+0x9/0x10 [ 60.137912] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.142142] sctp_inq_push+0x1aa/0x240 [ 60.146033] sctp_backlog_rcv+0x1ab/0x13b0 [ 60.150251] ? __local_bh_enable_ip+0x160/0x260 [ 60.154906] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.159298] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.163866] ? sctp_hash_obj+0x610/0x610 [ 60.167914] ? __release_sock+0xd0/0x360 [ 60.171965] ? __release_sock+0xd0/0x360 [ 60.176019] ? __local_bh_enable_ip+0x160/0x260 [ 60.180686] __release_sock+0x10c/0x360 [ 60.184666] release_sock+0x4f/0x180 [ 60.188368] sctp_wait_for_connect+0x22c/0x4c0 [ 60.192939] ? refcount_inc_checked+0x30/0x30 [ 60.197427] ? sctp_get_port_local+0x15b0/0x15b0 [ 60.202174] ? finish_wait+0x290/0x290 [ 60.206056] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.210455] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 60.215111] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 60.219688] ? __sctp_setsockopt_connectx+0x140/0x140 [ 60.224869] ? lock_downgrade+0x860/0x860 [ 60.229017] ? kasan_check_read+0x11/0x20 [ 60.233169] sctp_sendmsg+0xd3f/0x1680 [ 60.237051] ? sctp_id2assoc+0x250/0x250 [ 60.241111] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.246469] ? dup_iter+0x250/0x250 [ 60.250094] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.254845] inet_sendmsg+0x10d/0x450 [ 60.258634] ? security_socket_sendmsg+0x50/0x90 [ 60.263382] ? ipip_gro_receive+0xf0/0xf0 [ 60.267542] sock_sendmsg+0xb7/0xf0 [ 60.271159] ___sys_sendmsg+0x649/0x950 [ 60.275124] ? find_held_lock+0x36/0x1d0 [ 60.279171] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.283914] ? __fget+0x278/0x400 [ 60.287355] ? kasan_check_read+0x11/0x20 [ 60.291605] ? __fget+0x295/0x400 [ 60.295063] ? __f_unlock_pos+0xd/0x10 [ 60.298949] ? __fget_light+0x174/0x1e0 [ 60.302913] ? __fdget+0xe/0x10 [ 60.306197] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.311035] __sys_sendmsg+0xd9/0x180 [ 60.314837] ? __ia32_sys_shutdown+0x70/0x70 [ 60.319249] ? __sb_end_write+0xa4/0xd0 [ 60.323225] ? kasan_check_write+0x14/0x20 [ 60.327447] ? fput+0x18/0x120 [ 60.330630] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.335979] __x64_sys_sendmsg+0x73/0xb0 [ 60.340029] do_syscall_64+0xd6/0x4e0 [ 60.343820] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.348995] RIP: 0033:0x458e29 [ 60.352170] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.371063] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.379567] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 60.386827] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.394090] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.401357] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 60.409578] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 60.416850] CPU: 1 PID: 6755 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 60.424646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.433992] Call Trace: [ 60.436617] dump_stack+0x123/0x177 [ 60.440245] should_fail.cold.4+0x5/0x13 [ 60.444309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.445009] FAULT_INJECTION: forcing a failure. [ 60.445009] name failslab, interval 1, probability 0, space 0, times 0 [ 60.449408] __should_failslab+0xba/0xf0 [ 60.449414] should_failslab+0x9/0x14 [ 60.449424] kmem_cache_alloc_node_trace+0x5a/0x740 [ 60.473453] __kmalloc_node_track_caller+0x3c/0x70 [ 60.478382] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 60.483138] __alloc_skb+0xd7/0x580 [ 60.486755] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.491062] ? timer_reduce+0x5b1/0xf50 [ 60.495036] ? kasan_check_read+0x11/0x20 [ 60.499441] _sctp_make_chunk+0x3f/0x260 [ 60.503497] sctp_make_cookie_echo+0x85/0x160 [ 60.507986] sctp_do_sm+0x2929/0x4e50 [ 60.511778] ? __lock_acquire+0x792/0x4980 [ 60.515996] ? sctp_sendmsg+0xd3f/0x1680 [ 60.520039] ? inet_sendmsg+0x10d/0x450 [ 60.523999] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.530057] ? mark_held_locks+0x130/0x130 [ 60.534297] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 60.539417] ? quarantine_put+0x11b/0x1c0 [ 60.543558] ? find_held_lock+0x36/0x1d0 [ 60.547975] ? kvm_clock_read+0x18/0x30 [ 60.551949] ? kvm_clock_get_cycles+0x9/0x10 [ 60.556342] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.560563] sctp_inq_push+0x1aa/0x240 [ 60.564431] sctp_backlog_rcv+0x1ab/0x13b0 [ 60.568645] ? __local_bh_enable_ip+0x160/0x260 [ 60.573294] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.577679] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.582240] ? sctp_hash_obj+0x610/0x610 [ 60.586281] ? __release_sock+0xd0/0x360 [ 60.590325] ? __release_sock+0xd0/0x360 [ 60.594367] ? __local_bh_enable_ip+0x160/0x260 [ 60.599182] __release_sock+0x10c/0x360 [ 60.603143] release_sock+0x4f/0x180 [ 60.606838] sctp_wait_for_connect+0x22c/0x4c0 [ 60.611400] ? refcount_inc_checked+0x30/0x30 [ 60.615901] ? sctp_get_port_local+0x15b0/0x15b0 [ 60.620661] ? finish_wait+0x290/0x290 [ 60.624532] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.628937] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 60.633588] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 60.638157] ? __sctp_setsockopt_connectx+0x140/0x140 [ 60.643436] ? lock_downgrade+0x860/0x860 [ 60.647566] ? kasan_check_read+0x11/0x20 [ 60.651700] sctp_sendmsg+0xd3f/0x1680 [ 60.655574] ? sctp_id2assoc+0x250/0x250 [ 60.659703] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.665065] ? dup_iter+0x250/0x250 [ 60.668763] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.673501] inet_sendmsg+0x10d/0x450 [ 60.677285] ? security_socket_sendmsg+0x50/0x90 [ 60.682034] ? ipip_gro_receive+0xf0/0xf0 [ 60.686162] sock_sendmsg+0xb7/0xf0 [ 60.689783] ___sys_sendmsg+0x649/0x950 [ 60.693736] ? find_held_lock+0x36/0x1d0 [ 60.697777] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.702515] ? __fget+0x278/0x400 [ 60.705962] ? kasan_check_read+0x11/0x20 [ 60.710091] ? __fget+0x295/0x400 [ 60.713525] ? __f_unlock_pos+0xd/0x10 [ 60.717396] ? __fget_light+0x174/0x1e0 [ 60.721361] ? __fdget+0xe/0x10 [ 60.724632] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.729455] __sys_sendmsg+0xd9/0x180 [ 60.733239] ? __ia32_sys_shutdown+0x70/0x70 [ 60.737626] ? __sb_end_write+0xa4/0xd0 [ 60.741580] ? kasan_check_write+0x14/0x20 [ 60.745790] ? fput+0x18/0x120 [ 60.748966] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.754314] __x64_sys_sendmsg+0x73/0xb0 [ 60.758371] do_syscall_64+0xd6/0x4e0 [ 60.762164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.767339] RIP: 0033:0x458e29 [ 60.770513] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.789412] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.797098] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 60.804346] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.811605] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.818863] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 60.826110] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 60.833371] CPU: 0 PID: 6771 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 60.841166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.850510] Call Trace: [ 60.853698] dump_stack+0x123/0x177 [ 60.857316] should_fail.cold.4+0x5/0x13 [ 60.861362] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.866453] __should_failslab+0xba/0xf0 [ 60.870497] should_failslab+0x9/0x14 [ 60.874283] kmem_cache_alloc_node_trace+0x5a/0x740 [ 60.879284] __kmalloc_node_track_caller+0x3c/0x70 [ 60.884193] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 60.888928] __alloc_skb+0xd7/0x580 [ 60.892543] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.896862] ? timer_reduce+0x5b1/0xf50 [ 60.900818] ? kasan_check_read+0x11/0x20 [ 60.904977] _sctp_make_chunk+0x3f/0x260 [ 60.909029] sctp_make_cookie_echo+0x85/0x160 [ 60.913512] sctp_do_sm+0x2929/0x4e50 [ 60.917302] ? __lock_acquire+0x792/0x4980 [ 60.921520] ? sctp_sendmsg+0xd3f/0x1680 [ 60.925832] ? inet_sendmsg+0x10d/0x450 [ 60.929799] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.935907] ? mark_held_locks+0x130/0x130 [ 60.940123] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 60.945208] ? quarantine_put+0x11b/0x1c0 [ 60.949360] ? find_held_lock+0x36/0x1d0 [ 60.953425] ? kvm_clock_read+0x18/0x30 [ 60.957387] ? kvm_clock_get_cycles+0x9/0x10 [ 60.961778] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.966000] sctp_inq_push+0x1aa/0x240 [ 60.969869] sctp_backlog_rcv+0x1ab/0x13b0 [ 60.974084] ? __local_bh_enable_ip+0x160/0x260 [ 60.978731] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.983136] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.987699] ? sctp_hash_obj+0x610/0x610 [ 60.991742] ? __release_sock+0xd0/0x360 [ 60.995802] ? __release_sock+0xd0/0x360 [ 60.999840] ? __local_bh_enable_ip+0x160/0x260 [ 61.004487] __release_sock+0x10c/0x360 [ 61.008456] release_sock+0x4f/0x180 [ 61.012159] sctp_wait_for_connect+0x22c/0x4c0 [ 61.016724] ? refcount_inc_checked+0x30/0x30 [ 61.021216] ? sctp_get_port_local+0x15b0/0x15b0 [ 61.025951] ? finish_wait+0x290/0x290 [ 61.029818] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.034211] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 61.038963] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 61.043814] ? __sctp_setsockopt_connectx+0x140/0x140 [ 61.049056] ? lock_downgrade+0x860/0x860 [ 61.053201] ? kasan_check_read+0x11/0x20 [ 61.057338] sctp_sendmsg+0xd3f/0x1680 [ 61.061221] ? sctp_id2assoc+0x250/0x250 [ 61.065282] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.070637] ? dup_iter+0x250/0x250 [ 61.074261] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.079010] inet_sendmsg+0x10d/0x450 [ 61.082795] ? security_socket_sendmsg+0x50/0x90 [ 61.087539] ? ipip_gro_receive+0xf0/0xf0 [ 61.091678] sock_sendmsg+0xb7/0xf0 [ 61.095293] ___sys_sendmsg+0x649/0x950 [ 61.099255] ? find_held_lock+0x36/0x1d0 [ 61.103296] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.108032] ? __fget+0x278/0x400 [ 61.111474] ? kasan_check_read+0x11/0x20 [ 61.115625] ? __fget+0x295/0x400 [ 61.119061] ? __f_unlock_pos+0xd/0x10 [ 61.122928] ? __fget_light+0x174/0x1e0 [ 61.126886] ? __fdget+0xe/0x10 [ 61.130157] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.135590] __sys_sendmsg+0xd9/0x180 [ 61.139372] ? __ia32_sys_shutdown+0x70/0x70 [ 61.143763] ? __sb_end_write+0xa4/0xd0 [ 61.147725] ? kasan_check_write+0x14/0x20 [ 61.151954] ? fput+0x18/0x120 [ 61.155144] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.160502] __x64_sys_sendmsg+0x73/0xb0 [ 61.164560] do_syscall_64+0xd6/0x4e0 [ 61.168359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.173537] RIP: 0033:0x458e29 [ 61.176722] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.195614] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.197831] FAULT_INJECTION: forcing a failure. [ 61.197831] name failslab, interval 1, probability 0, space 0, times 0 [ 61.203333] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 61.203337] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.203340] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.203343] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 61.203345] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 61.232653] FAULT_INJECTION: forcing a failure. [ 61.232653] name failslab, interval 1, probability 0, space 0, times 0 [ 61.245993] CPU: 1 PID: 6754 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 61.270239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.279588] Call Trace: [ 61.282177] dump_stack+0x123/0x177 [ 61.285797] should_fail.cold.4+0x5/0x13 [ 61.289846] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.294940] ? lock_downgrade+0x860/0x860 [ 61.299082] __should_failslab+0xba/0xf0 [ 61.303127] should_failslab+0x9/0x14 [ 61.306913] kmem_cache_alloc_node+0x56/0x730 [ 61.311393] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 61.316486] ? timer_reduce+0x5b1/0xf50 [ 61.320460] __alloc_skb+0xa7/0x580 [ 61.324082] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.328382] ? timer_reduce+0x5b1/0xf50 [ 61.332335] ? kasan_check_read+0x11/0x20 [ 61.336464] _sctp_make_chunk+0x3f/0x260 [ 61.340511] sctp_make_cookie_echo+0x85/0x160 [ 61.344987] sctp_do_sm+0x2929/0x4e50 [ 61.348777] ? __lock_acquire+0x792/0x4980 [ 61.352999] ? sctp_sendmsg+0xd3f/0x1680 [ 61.357033] ? inet_sendmsg+0x10d/0x450 [ 61.360987] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.367023] ? mark_held_locks+0x130/0x130 [ 61.371238] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 61.376319] ? quarantine_put+0x11b/0x1c0 [ 61.380454] ? find_held_lock+0x36/0x1d0 [ 61.384518] ? kvm_clock_read+0x18/0x30 [ 61.388486] ? kvm_clock_get_cycles+0x9/0x10 [ 61.392872] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.397103] sctp_inq_push+0x1aa/0x240 [ 61.400970] sctp_backlog_rcv+0x1ab/0x13b0 [ 61.405179] ? __local_bh_enable_ip+0x160/0x260 [ 61.409845] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.414231] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.418789] ? sctp_hash_obj+0x610/0x610 [ 61.422850] ? __release_sock+0xd0/0x360 [ 61.426914] ? __release_sock+0xd0/0x360 [ 61.430952] ? __local_bh_enable_ip+0x160/0x260 [ 61.435598] __release_sock+0x10c/0x360 [ 61.439552] release_sock+0x4f/0x180 [ 61.443246] sctp_wait_for_connect+0x22c/0x4c0 [ 61.447807] ? refcount_inc_checked+0x30/0x30 [ 61.452283] ? sctp_get_port_local+0x15b0/0x15b0 [ 61.457018] ? finish_wait+0x290/0x290 [ 61.460897] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.465303] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 61.469947] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 61.474513] ? __sctp_setsockopt_connectx+0x140/0x140 [ 61.479693] ? lock_downgrade+0x860/0x860 [ 61.483819] ? kasan_check_read+0x11/0x20 [ 61.487951] sctp_sendmsg+0xd3f/0x1680 [ 61.491832] ? sctp_id2assoc+0x250/0x250 [ 61.495886] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.503047] ? dup_iter+0x250/0x250 [ 61.506666] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.511401] inet_sendmsg+0x10d/0x450 [ 61.515196] ? security_socket_sendmsg+0x50/0x90 [ 61.519930] ? ipip_gro_receive+0xf0/0xf0 [ 61.524059] sock_sendmsg+0xb7/0xf0 [ 61.527664] ___sys_sendmsg+0x649/0x950 [ 61.531615] ? find_held_lock+0x36/0x1d0 [ 61.535651] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.540386] ? __fget+0x278/0x400 [ 61.543821] ? kasan_check_read+0x11/0x20 [ 61.547951] ? __fget+0x295/0x400 [ 61.551386] ? __f_unlock_pos+0xd/0x10 [ 61.555254] ? __fget_light+0x174/0x1e0 [ 61.559210] ? __fdget+0xe/0x10 [ 61.562470] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.567289] __sys_sendmsg+0xd9/0x180 [ 61.571066] ? __ia32_sys_shutdown+0x70/0x70 [ 61.575467] ? __sb_end_write+0xa4/0xd0 [ 61.579433] ? kasan_check_write+0x14/0x20 [ 61.583642] ? fput+0x18/0x120 [ 61.586818] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.592160] __x64_sys_sendmsg+0x73/0xb0 [ 61.596216] do_syscall_64+0xd6/0x4e0 [ 61.600129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.605300] RIP: 0033:0x458e29 [ 61.608472] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.627354] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.635048] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 61.642296] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.649546] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.656803] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 61.664053] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 61.677224] CPU: 0 PID: 6780 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 2020/12/21 03:16:06 executed programs: 51 [ 61.685033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.694380] Call Trace: [ 61.697019] dump_stack+0x123/0x177 [ 61.700644] should_fail.cold.4+0x5/0x13 [ 61.704706] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.709798] ? lock_downgrade+0x860/0x860 [ 61.713942] __should_failslab+0xba/0xf0 [ 61.718000] should_failslab+0x9/0x14 [ 61.721801] kmem_cache_alloc_node+0x56/0x730 [ 61.726286] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 61.731377] ? timer_reduce+0x5b1/0xf50 [ 61.735340] __alloc_skb+0xa7/0x580 [ 61.738947] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.743250] ? timer_reduce+0x5b1/0xf50 [ 61.747207] ? kasan_check_read+0x11/0x20 [ 61.751346] _sctp_make_chunk+0x3f/0x260 [ 61.755422] sctp_make_cookie_echo+0x85/0x160 [ 61.759904] sctp_do_sm+0x2929/0x4e50 [ 61.763690] ? __lock_acquire+0x792/0x4980 [ 61.767907] ? sctp_sendmsg+0xd3f/0x1680 [ 61.771948] ? inet_sendmsg+0x10d/0x450 [ 61.775927] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.781980] ? mark_held_locks+0x130/0x130 [ 61.786225] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 61.791314] ? quarantine_put+0x11b/0x1c0 [ 61.795452] ? find_held_lock+0x36/0x1d0 [ 61.799511] ? kvm_clock_read+0x18/0x30 [ 61.803473] ? kvm_clock_get_cycles+0x9/0x10 [ 61.807866] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.812111] sctp_inq_push+0x1aa/0x240 [ 61.815993] sctp_backlog_rcv+0x1ab/0x13b0 [ 61.820228] ? __local_bh_enable_ip+0x160/0x260 [ 61.824886] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.829278] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.833845] ? sctp_hash_obj+0x610/0x610 [ 61.837886] ? __release_sock+0xd0/0x360 [ 61.841928] ? __release_sock+0xd0/0x360 [ 61.845980] ? __local_bh_enable_ip+0x160/0x260 [ 61.850639] __release_sock+0x10c/0x360 [ 61.854601] release_sock+0x4f/0x180 [ 61.858310] sctp_wait_for_connect+0x22c/0x4c0 [ 61.862881] ? refcount_inc_checked+0x30/0x30 [ 61.867369] ? sctp_get_port_local+0x15b0/0x15b0 [ 61.872149] ? finish_wait+0x290/0x290 [ 61.876033] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.880435] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 61.885088] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 61.889667] ? __sctp_setsockopt_connectx+0x140/0x140 [ 61.894838] ? lock_downgrade+0x860/0x860 [ 61.898970] ? kasan_check_read+0x11/0x20 [ 61.903100] sctp_sendmsg+0xd3f/0x1680 [ 61.906970] ? sctp_id2assoc+0x250/0x250 [ 61.911015] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.916463] ? dup_iter+0x250/0x250 [ 61.920074] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.924930] inet_sendmsg+0x10d/0x450 [ 61.928720] ? security_socket_sendmsg+0x50/0x90 [ 61.933460] ? ipip_gro_receive+0xf0/0xf0 [ 61.937592] sock_sendmsg+0xb7/0xf0 [ 61.941205] ___sys_sendmsg+0x649/0x950 [ 61.945168] ? find_held_lock+0x36/0x1d0 [ 61.949213] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.953955] ? __fget+0x278/0x400 [ 61.957396] ? kasan_check_read+0x11/0x20 [ 61.961529] ? __fget+0x295/0x400 [ 61.964979] ? __f_unlock_pos+0xd/0x10 [ 61.968864] ? __fget_light+0x174/0x1e0 [ 61.972829] ? __fdget+0xe/0x10 [ 61.976107] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.980948] __sys_sendmsg+0xd9/0x180 [ 61.984741] ? __ia32_sys_shutdown+0x70/0x70 [ 61.989130] ? __sb_end_write+0xa4/0xd0 [ 61.993086] ? kasan_check_write+0x14/0x20 [ 61.997317] ? fput+0x18/0x120 [ 62.000503] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.005869] __x64_sys_sendmsg+0x73/0xb0 [ 62.009913] do_syscall_64+0xd6/0x4e0 [ 62.013699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.018868] RIP: 0033:0x458e29 [ 62.022045] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.040934] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.048629] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 62.055882] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.063148] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.070409] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 62.077672] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 62.084946] CPU: 1 PID: 6778 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 62.092744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.102090] Call Trace: [ 62.104675] dump_stack+0x123/0x177 [ 62.108299] should_fail.cold.4+0x5/0x13 [ 62.112359] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.117458] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 62.122555] __should_failslab+0xba/0xf0 [ 62.126609] should_failslab+0x9/0x14 [ 62.130405] kmem_cache_alloc_trace+0x4b/0x750 [ 62.134981] ? mark_held_locks+0x130/0x130 [ 62.139226] sctp_association_new+0x5b/0x1ef0 [ 62.143709] ? sctp_unpack_cookie+0xf70/0xf70 [ 62.148198] sctp_make_temp_asoc+0x8b/0x1a0 [ 62.152513] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 62.158311] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 62.163930] ? dccp_diag_dump+0x20/0x20 [ 62.167909] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 62.172487] sctp_do_sm+0x112/0x4e50 [ 62.176197] ? __lock_acquire+0x792/0x4980 [ 62.180426] ? kernel_text_address+0x79/0xf0 [ 62.184834] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.190897] ? mark_held_locks+0x130/0x130 [ 62.195130] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 62.200586] ? check_noncircular+0x20/0x20 [ 62.204815] ? save_stack+0xa9/0xd0 [ 62.208441] ? save_stack+0x43/0xd0 [ 62.212061] ? kasan_kmalloc+0xc7/0xe0 [ 62.212195] FAULT_INJECTION: forcing a failure. [ 62.212195] name failslab, interval 1, probability 0, space 0, times 0 [ 62.215933] ? kasan_slab_alloc+0x12/0x20 [ 62.215939] ? kmem_cache_alloc+0x12e/0x730 [ 62.215949] ? find_held_lock+0x36/0x1d0 [ 62.215958] ? mark_held_locks+0xc7/0x130 [ 62.243724] ? ktime_get+0x1a6/0x240 [ 62.247420] ? kvm_clock_read+0x18/0x30 [ 62.251371] ? kvm_clock_get_cycles+0x9/0x10 [ 62.255760] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.259979] sctp_inq_push+0x1aa/0x240 [ 62.263853] sctp_backlog_rcv+0x1ab/0x13b0 [ 62.268087] ? __local_bh_enable_ip+0x160/0x260 [ 62.272751] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.277153] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.281713] ? sctp_hash_obj+0x610/0x610 [ 62.285765] ? __release_sock+0xd0/0x360 [ 62.289803] ? __release_sock+0xd0/0x360 [ 62.293847] ? __local_bh_enable_ip+0x160/0x260 [ 62.298496] __release_sock+0x10c/0x360 [ 62.302456] release_sock+0x4f/0x180 [ 62.306162] sctp_wait_for_connect+0x22c/0x4c0 [ 62.310724] ? refcount_inc_checked+0x30/0x30 [ 62.315213] ? sctp_get_port_local+0x15b0/0x15b0 [ 62.319950] ? finish_wait+0x290/0x290 [ 62.323820] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.328217] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 62.332866] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 62.337433] ? __sctp_setsockopt_connectx+0x140/0x140 [ 62.342606] ? lock_downgrade+0x860/0x860 [ 62.346960] ? kasan_check_read+0x11/0x20 [ 62.351094] sctp_sendmsg+0xd3f/0x1680 [ 62.354967] ? sctp_id2assoc+0x250/0x250 [ 62.359010] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.364354] ? dup_iter+0x250/0x250 [ 62.367969] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.372706] inet_sendmsg+0x10d/0x450 [ 62.376485] ? security_socket_sendmsg+0x50/0x90 [ 62.381219] ? ipip_gro_receive+0xf0/0xf0 [ 62.385347] sock_sendmsg+0xb7/0xf0 [ 62.388954] ___sys_sendmsg+0x649/0x950 [ 62.392911] ? find_held_lock+0x36/0x1d0 [ 62.396953] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.401689] ? __fget+0x278/0x400 [ 62.405127] ? kasan_check_read+0x11/0x20 [ 62.409279] ? __fget+0x295/0x400 [ 62.412727] ? __f_unlock_pos+0xd/0x10 [ 62.416598] ? __fget_light+0x174/0x1e0 [ 62.420553] ? __fdget+0xe/0x10 [ 62.423814] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.428642] __sys_sendmsg+0xd9/0x180 [ 62.432425] ? __ia32_sys_shutdown+0x70/0x70 [ 62.436817] ? __sb_end_write+0xa4/0xd0 [ 62.440811] ? kasan_check_write+0x14/0x20 [ 62.445029] ? fput+0x18/0x120 [ 62.448208] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.453554] __x64_sys_sendmsg+0x73/0xb0 [ 62.457600] do_syscall_64+0xd6/0x4e0 [ 62.461381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.466572] RIP: 0033:0x458e29 [ 62.469761] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.488650] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.496341] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 62.503593] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.510848] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.518126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 62.525376] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 62.532642] CPU: 0 PID: 6789 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 62.540450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.549806] Call Trace: [ 62.552397] dump_stack+0x123/0x177 [ 62.556024] should_fail.cold.4+0x5/0x13 [ 62.560079] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.565176] ? lock_downgrade+0x860/0x860 [ 62.569333] __should_failslab+0xba/0xf0 [ 62.573391] should_failslab+0x9/0x14 [ 62.577194] kmem_cache_alloc_node+0x56/0x730 [ 62.581682] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 62.586781] ? timer_reduce+0x5b1/0xf50 [ 62.590759] __alloc_skb+0xa7/0x580 [ 62.594383] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.597275] FAULT_INJECTION: forcing a failure. [ 62.597275] name failslab, interval 1, probability 0, space 0, times 0 [ 62.598701] ? timer_reduce+0x5b1/0xf50 [ 62.598708] ? kasan_check_read+0x11/0x20 [ 62.598721] _sctp_make_chunk+0x3f/0x260 [ 62.598731] sctp_make_cookie_echo+0x85/0x160 [ 62.598740] sctp_do_sm+0x2929/0x4e50 [ 62.598747] ? __lock_acquire+0x792/0x4980 [ 62.598757] ? sctp_sendmsg+0xd3f/0x1680 [ 62.618478] FAULT_INJECTION: forcing a failure. [ 62.618478] name failslab, interval 1, probability 0, space 0, times 0 [ 62.622097] ? inet_sendmsg+0x10d/0x450 [ 62.622110] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.622121] ? mark_held_locks+0x130/0x130 [ 62.622129] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 62.622137] ? quarantine_put+0x11b/0x1c0 [ 62.622148] ? find_held_lock+0x36/0x1d0 [ 62.622164] ? kvm_clock_read+0x18/0x30 [ 62.622169] ? kvm_clock_get_cycles+0x9/0x10 [ 62.622177] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.622190] sctp_inq_push+0x1aa/0x240 [ 62.622197] sctp_backlog_rcv+0x1ab/0x13b0 [ 62.626982] FAULT_INJECTION: forcing a failure. [ 62.626982] name failslab, interval 1, probability 0, space 0, times 0 [ 62.630504] ? __local_bh_enable_ip+0x160/0x260 [ 62.630510] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.630517] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.630525] ? sctp_hash_obj+0x610/0x610 [ 62.630531] ? __release_sock+0xd0/0x360 [ 62.630536] ? __release_sock+0xd0/0x360 [ 62.630543] ? __local_bh_enable_ip+0x160/0x260 [ 62.630550] __release_sock+0x10c/0x360 [ 62.630560] release_sock+0x4f/0x180 [ 62.630566] sctp_wait_for_connect+0x22c/0x4c0 [ 62.630572] ? refcount_inc_checked+0x30/0x30 [ 62.630581] ? sctp_get_port_local+0x15b0/0x15b0 [ 62.630586] ? finish_wait+0x290/0x290 [ 62.630594] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.630602] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 62.630607] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 62.630622] ? __sctp_setsockopt_connectx+0x140/0x140 [ 62.630628] ? lock_downgrade+0x860/0x860 [ 62.630635] ? kasan_check_read+0x11/0x20 [ 62.630645] sctp_sendmsg+0xd3f/0x1680 [ 62.770803] FAULT_INJECTION: forcing a failure. [ 62.770803] name failslab, interval 1, probability 0, space 0, times 0 [ 62.774124] ? sctp_id2assoc+0x250/0x250 [ 62.774135] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.774142] ? dup_iter+0x250/0x250 [ 62.774156] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.774168] inet_sendmsg+0x10d/0x450 [ 62.774172] ? security_socket_sendmsg+0x50/0x90 [ 62.774176] ? ipip_gro_receive+0xf0/0xf0 [ 62.774183] sock_sendmsg+0xb7/0xf0 [ 62.774190] ___sys_sendmsg+0x649/0x950 [ 62.774204] ? find_held_lock+0x36/0x1d0 [ 62.774210] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.853978] ? __fget+0x278/0x400 [ 62.857414] ? kasan_check_read+0x11/0x20 [ 62.861558] ? __fget+0x295/0x400 [ 62.865005] ? __f_unlock_pos+0xd/0x10 [ 62.869251] ? __fget_light+0x174/0x1e0 [ 62.873209] ? __fdget+0xe/0x10 [ 62.876476] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.881305] __sys_sendmsg+0xd9/0x180 [ 62.885095] ? __ia32_sys_shutdown+0x70/0x70 [ 62.889494] ? __sb_end_write+0xa4/0xd0 [ 62.893454] ? kasan_check_write+0x14/0x20 [ 62.897666] ? fput+0x18/0x120 [ 62.900850] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.906203] __x64_sys_sendmsg+0x73/0xb0 [ 62.910274] do_syscall_64+0xd6/0x4e0 [ 62.914060] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.919229] RIP: 0033:0x458e29 [ 62.922404] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.941294] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.949071] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 62.956325] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.963586] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.970843] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 62.978099] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 62.985382] CPU: 1 PID: 6796 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 62.993176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.002523] Call Trace: [ 63.005111] dump_stack+0x123/0x177 [ 63.008741] should_fail.cold.4+0x5/0x13 [ 63.009426] FAULT_INJECTION: forcing a failure. [ 63.009426] name failslab, interval 1, probability 0, space 0, times 0 [ 63.012800] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.012809] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 63.012820] __should_failslab+0xba/0xf0 [ 63.012826] should_failslab+0x9/0x14 [ 63.012832] kmem_cache_alloc_trace+0x4b/0x750 [ 63.012842] ? mark_held_locks+0x130/0x130 [ 63.050796] sctp_association_new+0x5b/0x1ef0 [ 63.055289] ? sctp_unpack_cookie+0xf70/0xf70 [ 63.059785] sctp_make_temp_asoc+0x8b/0x1a0 [ 63.064101] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 63.069902] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 63.075524] ? dccp_diag_dump+0x20/0x20 [ 63.079491] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 63.084063] sctp_do_sm+0x112/0x4e50 [ 63.087767] ? __lock_acquire+0x792/0x4980 [ 63.091992] ? kernel_text_address+0x79/0xf0 [ 63.096396] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.102453] ? mark_held_locks+0x130/0x130 [ 63.106679] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 63.112116] ? check_noncircular+0x20/0x20 [ 63.116352] ? save_stack+0xa9/0xd0 [ 63.119974] ? save_stack+0x43/0xd0 [ 63.123595] ? kasan_kmalloc+0xc7/0xe0 [ 63.127459] ? kasan_slab_alloc+0x12/0x20 [ 63.131584] ? kmem_cache_alloc+0x12e/0x730 [ 63.135890] ? find_held_lock+0x36/0x1d0 [ 63.139934] ? mark_held_locks+0xc7/0x130 [ 63.144075] ? ktime_get+0x1a6/0x240 [ 63.147771] ? kvm_clock_read+0x18/0x30 [ 63.151723] ? kvm_clock_get_cycles+0x9/0x10 [ 63.156115] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.160336] sctp_inq_push+0x1aa/0x240 [ 63.164207] sctp_backlog_rcv+0x1ab/0x13b0 [ 63.168425] ? __local_bh_enable_ip+0x160/0x260 [ 63.173091] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.177478] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.182039] ? sctp_hash_obj+0x610/0x610 [ 63.186082] ? __release_sock+0xd0/0x360 [ 63.190120] ? __release_sock+0xd0/0x360 [ 63.194175] ? __local_bh_enable_ip+0x160/0x260 [ 63.198828] __release_sock+0x10c/0x360 [ 63.203756] release_sock+0x4f/0x180 [ 63.207461] sctp_wait_for_connect+0x22c/0x4c0 [ 63.212023] ? refcount_inc_checked+0x30/0x30 [ 63.216499] ? sctp_get_port_local+0x15b0/0x15b0 [ 63.221247] ? finish_wait+0x290/0x290 [ 63.225117] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.229511] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 63.234164] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 63.238745] ? __sctp_setsockopt_connectx+0x140/0x140 [ 63.243918] ? lock_downgrade+0x860/0x860 [ 63.248052] ? kasan_check_read+0x11/0x20 [ 63.252185] sctp_sendmsg+0xd3f/0x1680 [ 63.256056] ? sctp_id2assoc+0x250/0x250 [ 63.260114] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.265460] ? dup_iter+0x250/0x250 [ 63.269091] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.273835] inet_sendmsg+0x10d/0x450 [ 63.277613] ? security_socket_sendmsg+0x50/0x90 [ 63.282347] ? ipip_gro_receive+0xf0/0xf0 [ 63.286476] sock_sendmsg+0xb7/0xf0 [ 63.290081] ___sys_sendmsg+0x649/0x950 [ 63.294051] ? find_held_lock+0x36/0x1d0 [ 63.298092] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.302849] ? __fget+0x278/0x400 [ 63.306282] ? kasan_check_read+0x11/0x20 [ 63.310415] ? __fget+0x295/0x400 [ 63.313870] ? __f_unlock_pos+0xd/0x10 [ 63.317745] ? __fget_light+0x174/0x1e0 [ 63.321700] ? __fdget+0xe/0x10 [ 63.324979] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.329801] __sys_sendmsg+0xd9/0x180 [ 63.333580] ? __ia32_sys_shutdown+0x70/0x70 [ 63.337968] ? __sb_end_write+0xa4/0xd0 [ 63.341940] ? kasan_check_write+0x14/0x20 [ 63.346152] ? fput+0x18/0x120 [ 63.349332] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.354678] __x64_sys_sendmsg+0x73/0xb0 [ 63.358720] do_syscall_64+0xd6/0x4e0 [ 63.362501] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.367671] RIP: 0033:0x458e29 [ 63.370842] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.389723] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.397414] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 63.404679] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.412014] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.419268] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 63.426517] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 63.433782] CPU: 0 PID: 6798 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 63.441581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.450930] Call Trace: [ 63.453515] dump_stack+0x123/0x177 [ 63.457135] should_fail.cold.4+0x5/0x13 [ 63.461188] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.466284] ? lock_downgrade+0x860/0x860 [ 63.470429] __should_failslab+0xba/0xf0 [ 63.474481] should_failslab+0x9/0x14 [ 63.478267] kmem_cache_alloc_node+0x56/0x730 [ 63.482749] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 63.487842] ? timer_reduce+0x5b1/0xf50 [ 63.491815] __alloc_skb+0xa7/0x580 [ 63.495437] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.499749] ? timer_reduce+0x5b1/0xf50 [ 63.503743] ? kasan_check_read+0x11/0x20 [ 63.507883] _sctp_make_chunk+0x3f/0x260 [ 63.511940] sctp_make_cookie_echo+0x85/0x160 [ 63.516421] sctp_do_sm+0x2929/0x4e50 [ 63.520214] ? __lock_acquire+0x792/0x4980 [ 63.524439] ? sctp_sendmsg+0xd3f/0x1680 [ 63.528488] ? inet_sendmsg+0x10d/0x450 [ 63.532456] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.538506] ? mark_held_locks+0x130/0x130 [ 63.542729] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 63.547959] ? quarantine_put+0x11b/0x1c0 [ 63.552106] ? find_held_lock+0x36/0x1d0 [ 63.556197] ? kvm_clock_read+0x18/0x30 [ 63.560157] ? kvm_clock_get_cycles+0x9/0x10 [ 63.564575] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.568822] sctp_inq_push+0x1aa/0x240 [ 63.572699] sctp_backlog_rcv+0x1ab/0x13b0 [ 63.576922] ? __local_bh_enable_ip+0x160/0x260 [ 63.581585] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.585984] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.590553] ? sctp_hash_obj+0x610/0x610 [ 63.594607] ? __release_sock+0xd0/0x360 [ 63.598665] ? __release_sock+0xd0/0x360 [ 63.602723] ? __local_bh_enable_ip+0x160/0x260 [ 63.607395] __release_sock+0x10c/0x360 [ 63.611372] release_sock+0x4f/0x180 [ 63.615111] sctp_wait_for_connect+0x22c/0x4c0 [ 63.619679] ? refcount_inc_checked+0x30/0x30 [ 63.624177] ? sctp_get_port_local+0x15b0/0x15b0 [ 63.628923] ? finish_wait+0x290/0x290 [ 63.632804] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.637199] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 63.641850] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 63.646431] ? __sctp_setsockopt_connectx+0x140/0x140 [ 63.651619] ? lock_downgrade+0x860/0x860 [ 63.655771] ? kasan_check_read+0x11/0x20 [ 63.659914] sctp_sendmsg+0xd3f/0x1680 [ 63.663790] ? sctp_id2assoc+0x250/0x250 [ 63.667853] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.673207] ? dup_iter+0x250/0x250 [ 63.676834] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.681615] inet_sendmsg+0x10d/0x450 [ 63.685405] ? security_socket_sendmsg+0x50/0x90 [ 63.690150] ? ipip_gro_receive+0xf0/0xf0 [ 63.694292] sock_sendmsg+0xb7/0xf0 [ 63.697908] ___sys_sendmsg+0x649/0x950 [ 63.701872] ? find_held_lock+0x36/0x1d0 [ 63.705917] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.710665] ? __fget+0x278/0x400 [ 63.714130] ? kasan_check_read+0x11/0x20 [ 63.718265] ? __fget+0x295/0x400 [ 63.721716] ? __f_unlock_pos+0xd/0x10 [ 63.725600] ? __fget_light+0x174/0x1e0 [ 63.729583] ? __fdget+0xe/0x10 [ 63.732861] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.737696] __sys_sendmsg+0xd9/0x180 [ 63.741513] ? __ia32_sys_shutdown+0x70/0x70 [ 63.745908] ? __sb_end_write+0xa4/0xd0 [ 63.749866] ? kasan_check_write+0x14/0x20 [ 63.754086] ? fput+0x18/0x120 [ 63.757273] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.762631] __x64_sys_sendmsg+0x73/0xb0 [ 63.766686] do_syscall_64+0xd6/0x4e0 [ 63.770476] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.775653] RIP: 0033:0x458e29 [ 63.778858] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.797779] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.805483] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 63.812749] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.820028] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.827296] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 63.834645] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 63.845259] CPU: 1 PID: 6797 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 63.853069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.862418] Call Trace: [ 63.865002] dump_stack+0x123/0x177 [ 63.868637] should_fail.cold.4+0x5/0x13 [ 63.872689] ? sctp_inq_push+0x1aa/0x240 [ 63.876747] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.881845] ? inet_sendmsg+0x10d/0x450 [ 63.885816] ? sock_sendmsg+0xb7/0xf0 [ 63.889607] ? ___sys_sendmsg+0x649/0x950 [ 63.893734] ? __sys_sendmsg+0xd9/0x180 [ 63.897684] ? __x64_sys_sendmsg+0x73/0xb0 [ 63.901898] ? do_syscall_64+0xd6/0x4e0 [ 63.905851] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.911198] __should_failslab+0xba/0xf0 [ 63.915236] should_failslab+0x9/0x14 [ 63.919015] kmem_cache_alloc+0x47/0x730 [ 63.923058] ? __lock_acquire+0x792/0x4980 [ 63.927274] __debug_object_init+0x7dc/0xd70 [ 63.931662] ? __lock_is_held+0xb5/0x140 [ 63.935701] ? debug_object_fixup+0x30/0x30 [ 63.939999] ? kasan_check_read+0x11/0x20 [ 63.944125] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 63.949481] debug_object_init+0x16/0x20 [ 63.953533] init_timer_key+0x2e/0x270 [ 63.957422] sctp_association_new+0x9fd/0x1ef0 [ 63.961986] sctp_make_temp_asoc+0x8b/0x1a0 [ 63.966287] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 63.972063] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 63.977674] ? dccp_diag_dump+0x20/0x20 [ 63.981628] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 63.986203] sctp_do_sm+0x112/0x4e50 [ 63.989895] ? __lock_acquire+0x792/0x4980 [ 63.994113] ? kernel_text_address+0x79/0xf0 [ 63.998513] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.004567] ? mark_held_locks+0x130/0x130 [ 64.008781] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 64.014211] ? check_noncircular+0x20/0x20 [ 64.018422] ? save_stack+0xa9/0xd0 [ 64.022028] ? save_stack+0x43/0xd0 [ 64.025647] ? kasan_kmalloc+0xc7/0xe0 [ 64.029509] ? kasan_slab_alloc+0x12/0x20 [ 64.033641] ? kmem_cache_alloc+0x12e/0x730 [ 64.037952] ? find_held_lock+0x36/0x1d0 [ 64.042011] ? mark_held_locks+0xc7/0x130 [ 64.046136] ? ktime_get+0x1a6/0x240 [ 64.049834] ? kvm_clock_read+0x18/0x30 [ 64.053784] ? kvm_clock_get_cycles+0x9/0x10 [ 64.058194] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.062411] sctp_inq_push+0x1aa/0x240 [ 64.066279] sctp_backlog_rcv+0x1ab/0x13b0 [ 64.070506] ? __local_bh_enable_ip+0x160/0x260 [ 64.075152] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.079537] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.084097] ? sctp_hash_obj+0x610/0x610 [ 64.088135] ? __release_sock+0xd0/0x360 [ 64.092195] ? __release_sock+0xd0/0x360 [ 64.096233] ? __local_bh_enable_ip+0x160/0x260 [ 64.100881] __release_sock+0x10c/0x360 [ 64.104838] release_sock+0x4f/0x180 [ 64.108532] sctp_wait_for_connect+0x22c/0x4c0 [ 64.113092] ? refcount_inc_checked+0x30/0x30 [ 64.117579] ? sctp_get_port_local+0x15b0/0x15b0 [ 64.122312] ? finish_wait+0x290/0x290 [ 64.126179] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.130580] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 64.135227] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 64.139794] ? __sctp_setsockopt_connectx+0x140/0x140 [ 64.144961] ? lock_downgrade+0x860/0x860 [ 64.149088] ? kasan_check_read+0x11/0x20 [ 64.153219] sctp_sendmsg+0xd3f/0x1680 [ 64.157096] ? sctp_id2assoc+0x250/0x250 [ 64.161136] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.166477] ? dup_iter+0x250/0x250 [ 64.170086] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.174821] inet_sendmsg+0x10d/0x450 [ 64.178613] ? security_socket_sendmsg+0x50/0x90 [ 64.183345] ? ipip_gro_receive+0xf0/0xf0 [ 64.187469] sock_sendmsg+0xb7/0xf0 [ 64.191088] ___sys_sendmsg+0x649/0x950 [ 64.195995] ? find_held_lock+0x36/0x1d0 [ 64.200054] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.204788] ? __fget+0x278/0x400 [ 64.208221] ? kasan_check_read+0x11/0x20 [ 64.212346] ? __fget+0x295/0x400 [ 64.215780] ? __f_unlock_pos+0xd/0x10 [ 64.219645] ? __fget_light+0x174/0x1e0 [ 64.223609] ? __fdget+0xe/0x10 [ 64.226866] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.231701] __sys_sendmsg+0xd9/0x180 [ 64.235480] ? __ia32_sys_shutdown+0x70/0x70 [ 64.239865] ? __sb_end_write+0xa4/0xd0 [ 64.243819] ? kasan_check_write+0x14/0x20 [ 64.248028] ? fput+0x18/0x120 [ 64.251205] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.256549] __x64_sys_sendmsg+0x73/0xb0 [ 64.260587] do_syscall_64+0xd6/0x4e0 [ 64.264387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.269553] RIP: 0033:0x458e29 [ 64.272724] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.291603] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.299287] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 64.306533] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.313783] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.321046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 64.328292] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 64.335553] CPU: 0 PID: 6794 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 64.343351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.352696] Call Trace: [ 64.355283] dump_stack+0x123/0x177 [ 64.358908] should_fail.cold.4+0x5/0x13 [ 64.362958] ? sctp_inq_push+0x1aa/0x240 [ 64.367010] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.372107] ? inet_sendmsg+0x10d/0x450 [ 64.376070] ? sock_sendmsg+0xb7/0xf0 [ 64.379863] ? ___sys_sendmsg+0x649/0x950 [ 64.384001] ? __sys_sendmsg+0xd9/0x180 [ 64.387965] ? __x64_sys_sendmsg+0x73/0xb0 [ 64.392189] ? do_syscall_64+0xd6/0x4e0 [ 64.396157] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.401521] __should_failslab+0xba/0xf0 [ 64.405571] should_failslab+0x9/0x14 [ 64.409357] kmem_cache_alloc+0x47/0x730 [ 64.413414] ? __lock_acquire+0x792/0x4980 [ 64.417646] __debug_object_init+0x7dc/0xd70 [ 64.422046] ? __lock_is_held+0xb5/0x140 [ 64.426103] ? debug_object_fixup+0x30/0x30 [ 64.430427] ? kasan_check_read+0x11/0x20 [ 64.434571] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 64.439924] debug_object_init+0x16/0x20 [ 64.443974] init_timer_key+0x2e/0x270 [ 64.447857] sctp_association_new+0x9fd/0x1ef0 [ 64.452440] sctp_make_temp_asoc+0x8b/0x1a0 [ 64.456755] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 64.462549] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 64.468178] ? dccp_diag_dump+0x20/0x20 [ 64.472150] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 64.476720] sctp_do_sm+0x112/0x4e50 [ 64.480426] ? __lock_acquire+0x792/0x4980 [ 64.484657] ? kernel_text_address+0x79/0xf0 [ 64.489066] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.495154] ? mark_held_locks+0x130/0x130 [ 64.499651] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 64.505097] ? check_noncircular+0x20/0x20 [ 64.509319] ? save_stack+0xa9/0xd0 [ 64.512937] ? save_stack+0x43/0xd0 [ 64.516552] ? kasan_kmalloc+0xc7/0xe0 [ 64.520426] ? kasan_slab_alloc+0x12/0x20 [ 64.524568] ? kmem_cache_alloc+0x12e/0x730 [ 64.528890] ? find_held_lock+0x36/0x1d0 [ 64.532951] ? mark_held_locks+0xc7/0x130 [ 64.537098] ? ktime_get+0x1a6/0x240 [ 64.540815] ? kvm_clock_read+0x18/0x30 [ 64.544786] ? kvm_clock_get_cycles+0x9/0x10 [ 64.549200] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.553441] sctp_inq_push+0x1aa/0x240 [ 64.557328] sctp_backlog_rcv+0x1ab/0x13b0 [ 64.561584] ? __local_bh_enable_ip+0x160/0x260 [ 64.566247] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.570657] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.575270] ? sctp_hash_obj+0x610/0x610 [ 64.579330] ? __release_sock+0xd0/0x360 [ 64.583391] ? __release_sock+0xd0/0x360 [ 64.588154] ? __local_bh_enable_ip+0x160/0x260 [ 64.592824] __release_sock+0x10c/0x360 [ 64.596808] release_sock+0x4f/0x180 [ 64.600524] sctp_wait_for_connect+0x22c/0x4c0 [ 64.605110] ? refcount_inc_checked+0x30/0x30 [ 64.609608] ? sctp_get_port_local+0x15b0/0x15b0 [ 64.614350] ? finish_wait+0x290/0x290 [ 64.618230] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.622635] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 64.622689] FAULT_INJECTION: forcing a failure. [ 64.622689] name failslab, interval 1, probability 0, space 0, times 0 [ 64.627295] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 64.627312] ? __sctp_setsockopt_connectx+0x140/0x140 [ 64.627321] ? lock_downgrade+0x860/0x860 [ 64.627330] ? kasan_check_read+0x11/0x20 [ 64.627343] sctp_sendmsg+0xd3f/0x1680 [ 64.627355] ? sctp_id2assoc+0x250/0x250 [ 64.627365] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.627372] ? dup_iter+0x250/0x250 [ 64.673394] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.678146] inet_sendmsg+0x10d/0x450 [ 64.681941] ? security_socket_sendmsg+0x50/0x90 [ 64.686687] ? ipip_gro_receive+0xf0/0xf0 [ 64.690820] sock_sendmsg+0xb7/0xf0 [ 64.694434] ___sys_sendmsg+0x649/0x950 [ 64.698397] ? find_held_lock+0x36/0x1d0 [ 64.702449] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.707195] ? __fget+0x278/0x400 [ 64.710637] ? kasan_check_read+0x11/0x20 [ 64.714800] ? __fget+0x295/0x400 [ 64.718240] ? __f_unlock_pos+0xd/0x10 [ 64.722114] ? __fget_light+0x174/0x1e0 [ 64.726074] ? __fdget+0xe/0x10 [ 64.729337] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.734160] __sys_sendmsg+0xd9/0x180 [ 64.737945] ? __ia32_sys_shutdown+0x70/0x70 [ 64.742345] ? __sb_end_write+0xa4/0xd0 [ 64.746305] ? kasan_check_write+0x14/0x20 [ 64.750529] ? fput+0x18/0x120 [ 64.753713] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.759072] __x64_sys_sendmsg+0x73/0xb0 [ 64.763130] do_syscall_64+0xd6/0x4e0 [ 64.766923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.776983] RIP: 0033:0x458e29 [ 64.780161] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.799053] RSP: 002b:00007f8ecba49c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.806759] RAX: ffffffffffffffda RBX: 00007f8ecba49c90 RCX: 0000000000458e29 [ 64.814014] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.821273] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 64.828538] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba4a6d4 [ 64.835807] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000004 [ 64.843072] CPU: 1 PID: 6816 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 64.850873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.860219] Call Trace: [ 64.862791] dump_stack+0x123/0x177 [ 64.866400] should_fail.cold.4+0x5/0x13 [ 64.870441] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.875526] __should_failslab+0xba/0xf0 [ 64.879566] should_failslab+0x9/0x14 [ 64.883357] kmem_cache_alloc_node+0x56/0x730 [ 64.887846] __alloc_skb+0xa7/0x580 [ 64.891452] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.895752] ? find_held_lock+0x36/0x1d0 [ 64.899815] sctp_packet_transmit+0x26b/0x3490 [ 64.904389] ? sctp_packet_config+0x7aa/0xea0 [ 64.908864] ? kasan_check_read+0x11/0x20 [ 64.912991] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 64.918172] ? sctp_packet_config+0xea0/0xea0 [ 64.922664] ? sctp_packet_append_chunk+0x890/0xef0 [ 64.927657] ? sctp_outq_select_transport+0x1fa/0x730 [ 64.932825] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 64.938428] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 64.943857] ? sctp_verify_init+0x1660/0x1660 [ 64.948333] sctp_outq_flush+0xd0/0x22f0 [ 64.952394] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 64.958106] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 64.964055] ? __sctp_outq_teardown+0xc30/0xc30 [ 64.968703] ? sctp_outq_tail+0x58c/0x970 [ 64.972828] sctp_outq_uncork+0x49/0x60 [ 64.976798] sctp_do_sm+0x3591/0x4e50 [ 64.980575] ? __lock_acquire+0x792/0x4980 [ 64.984786] ? kernel_text_address+0x79/0xf0 [ 64.989175] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.995213] ? mark_held_locks+0x130/0x130 [ 64.999423] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.004851] ? check_noncircular+0x20/0x20 [ 65.009078] ? save_stack+0xa9/0xd0 [ 65.012698] ? save_stack+0x43/0xd0 [ 65.016302] ? kasan_kmalloc+0xc7/0xe0 [ 65.020165] ? kasan_slab_alloc+0x12/0x20 [ 65.024290] ? kmem_cache_alloc+0x12e/0x730 [ 65.028590] ? find_held_lock+0x36/0x1d0 [ 65.032632] ? mark_held_locks+0xc7/0x130 [ 65.036759] ? ktime_get+0x1a6/0x240 [ 65.040452] ? kvm_clock_read+0x18/0x30 [ 65.044403] ? kvm_clock_get_cycles+0x9/0x10 [ 65.048790] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.053007] sctp_inq_push+0x1aa/0x240 [ 65.056872] sctp_backlog_rcv+0x1ab/0x13b0 [ 65.061084] ? __local_bh_enable_ip+0x160/0x260 [ 65.065728] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.070132] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.074704] ? sctp_hash_obj+0x610/0x610 [ 65.078743] ? __release_sock+0xd0/0x360 [ 65.082781] ? __release_sock+0xd0/0x360 [ 65.086819] ? __local_bh_enable_ip+0x160/0x260 [ 65.091480] __release_sock+0x10c/0x360 [ 65.095467] release_sock+0x4f/0x180 [ 65.099174] sctp_wait_for_connect+0x22c/0x4c0 [ 65.103749] ? refcount_inc_checked+0x30/0x30 [ 65.108238] ? sctp_get_port_local+0x15b0/0x15b0 [ 65.112986] ? finish_wait+0x290/0x290 [ 65.116851] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.121237] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 65.125884] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 65.130450] ? __sctp_setsockopt_connectx+0x140/0x140 [ 65.135617] ? lock_downgrade+0x860/0x860 [ 65.139764] ? kasan_check_read+0x11/0x20 [ 65.143894] sctp_sendmsg+0xd3f/0x1680 [ 65.147763] ? sctp_id2assoc+0x250/0x250 [ 65.151803] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.157153] ? dup_iter+0x250/0x250 [ 65.160777] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.165530] inet_sendmsg+0x10d/0x450 [ 65.169306] ? security_socket_sendmsg+0x50/0x90 [ 65.174037] ? ipip_gro_receive+0xf0/0xf0 [ 65.178163] sock_sendmsg+0xb7/0xf0 [ 65.181768] ___sys_sendmsg+0x649/0x950 [ 65.185719] ? find_held_lock+0x36/0x1d0 [ 65.189758] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.194492] ? __fget+0x278/0x400 [ 65.197926] ? kasan_check_read+0x11/0x20 [ 65.202053] ? __fget+0x295/0x400 [ 65.205503] ? __f_unlock_pos+0xd/0x10 [ 65.209369] ? __fget_light+0x174/0x1e0 [ 65.213320] ? __fdget+0xe/0x10 [ 65.216577] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.221398] __sys_sendmsg+0xd9/0x180 [ 65.225173] ? __ia32_sys_shutdown+0x70/0x70 [ 65.229560] ? __sb_end_write+0xa4/0xd0 [ 65.233511] ? kasan_check_write+0x14/0x20 [ 65.237720] ? fput+0x18/0x120 [ 65.240895] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.246236] __x64_sys_sendmsg+0x73/0xb0 [ 65.250276] do_syscall_64+0xd6/0x4e0 [ 65.254054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.259220] RIP: 0033:0x458e29 [ 65.262393] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.281289] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.288990] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 65.296238] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.303504] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.310765] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 65.318030] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 65.325385] CPU: 0 PID: 6795 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 65.333187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.342537] Call Trace: [ 65.345123] dump_stack+0x123/0x177 [ 65.348746] should_fail.cold.4+0x5/0x13 [ 65.352803] ? sctp_inq_push+0x1aa/0x240 [ 65.356866] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.361962] ? inet_sendmsg+0x10d/0x450 [ 65.365930] ? sock_sendmsg+0xb7/0xf0 [ 65.369723] ? ___sys_sendmsg+0x649/0x950 [ 65.373871] ? __sys_sendmsg+0xd9/0x180 [ 65.377839] ? __x64_sys_sendmsg+0x73/0xb0 [ 65.382068] ? do_syscall_64+0xd6/0x4e0 [ 65.386037] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.391402] __should_failslab+0xba/0xf0 [ 65.395461] should_failslab+0x9/0x14 [ 65.399259] kmem_cache_alloc+0x47/0x730 [ 65.403321] ? __lock_acquire+0x792/0x4980 [ 65.407550] __debug_object_init+0x7dc/0xd70 [ 65.411958] ? __lock_is_held+0xb5/0x140 [ 65.416024] ? debug_object_fixup+0x30/0x30 [ 65.420365] ? kasan_check_read+0x11/0x20 [ 65.424505] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 65.429863] debug_object_init+0x16/0x20 [ 65.433916] init_timer_key+0x2e/0x270 [ 65.437802] sctp_association_new+0x9fd/0x1ef0 [ 65.442388] sctp_make_temp_asoc+0x8b/0x1a0 [ 65.446703] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 65.452495] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 65.458115] ? dccp_diag_dump+0x20/0x20 [ 65.462088] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 65.466662] sctp_do_sm+0x112/0x4e50 [ 65.470372] ? __lock_acquire+0x792/0x4980 [ 65.474625] ? kernel_text_address+0x79/0xf0 [ 65.479034] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.485116] ? mark_held_locks+0x130/0x130 [ 65.489352] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.494801] ? check_noncircular+0x20/0x20 [ 65.499031] ? save_stack+0xa9/0xd0 [ 65.502650] ? save_stack+0x43/0xd0 [ 65.506298] ? kasan_kmalloc+0xc7/0xe0 [ 65.510180] ? kasan_slab_alloc+0x12/0x20 [ 65.514324] ? kmem_cache_alloc+0x12e/0x730 [ 65.518643] ? find_held_lock+0x36/0x1d0 [ 65.522706] ? mark_held_locks+0xc7/0x130 [ 65.526847] ? ktime_get+0x1a6/0x240 [ 65.530559] ? kvm_clock_read+0x18/0x30 [ 65.534532] ? kvm_clock_get_cycles+0x9/0x10 [ 65.536827] FAULT_INJECTION: forcing a failure. [ 65.536827] name failslab, interval 1, probability 0, space 0, times 0 [ 65.538933] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.538948] sctp_inq_push+0x1aa/0x240 [ 65.538956] sctp_backlog_rcv+0x1ab/0x13b0 [ 65.538962] ? __local_bh_enable_ip+0x160/0x260 [ 65.538968] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.538976] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.538982] ? sctp_hash_obj+0x610/0x610 [ 65.538989] ? __release_sock+0xd0/0x360 [ 65.538993] ? __release_sock+0xd0/0x360 [ 65.539000] ? __local_bh_enable_ip+0x160/0x260 [ 65.592832] __release_sock+0x10c/0x360 [ 65.596809] release_sock+0x4f/0x180 [ 65.600542] sctp_wait_for_connect+0x22c/0x4c0 [ 65.605114] ? refcount_inc_checked+0x30/0x30 [ 65.609600] ? sctp_get_port_local+0x15b0/0x15b0 [ 65.614341] ? finish_wait+0x290/0x290 [ 65.618216] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.622625] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 65.627276] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 65.631853] ? __sctp_setsockopt_connectx+0x140/0x140 [ 65.637031] ? lock_downgrade+0x860/0x860 [ 65.641179] ? kasan_check_read+0x11/0x20 [ 65.645601] sctp_sendmsg+0xd3f/0x1680 [ 65.649484] ? sctp_id2assoc+0x250/0x250 [ 65.653542] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.658895] ? dup_iter+0x250/0x250 [ 65.662691] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.667445] inet_sendmsg+0x10d/0x450 [ 65.671240] ? security_socket_sendmsg+0x50/0x90 [ 65.675991] ? ipip_gro_receive+0xf0/0xf0 [ 65.680135] sock_sendmsg+0xb7/0xf0 [ 65.683754] ___sys_sendmsg+0x649/0x950 [ 65.687722] ? find_held_lock+0x36/0x1d0 [ 65.691799] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.696544] ? __fget+0x278/0x400 [ 65.699990] ? kasan_check_read+0x11/0x20 [ 65.704174] ? __fget+0x295/0x400 [ 65.707640] ? __f_unlock_pos+0xd/0x10 [ 65.711521] ? __fget_light+0x174/0x1e0 [ 65.715492] ? __fdget+0xe/0x10 [ 65.718761] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.723599] __sys_sendmsg+0xd9/0x180 [ 65.727397] ? __ia32_sys_shutdown+0x70/0x70 [ 65.731805] ? __sb_end_write+0xa4/0xd0 [ 65.735777] ? kasan_check_write+0x14/0x20 [ 65.740005] ? fput+0x18/0x120 [ 65.743203] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.748580] __x64_sys_sendmsg+0x73/0xb0 [ 65.752629] do_syscall_64+0xd6/0x4e0 [ 65.756416] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.761598] RIP: 0033:0x458e29 [ 65.764789] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.783788] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.791489] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 65.798741] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.805992] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.813274] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 65.820527] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 65.827802] CPU: 1 PID: 6829 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 65.835610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.844958] Call Trace: [ 65.847544] dump_stack+0x123/0x177 [ 65.851170] should_fail.cold.4+0x5/0x13 [ 65.855233] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.860337] ? lock_downgrade+0x860/0x860 [ 65.862630] FAULT_INJECTION: forcing a failure. [ 65.862630] name failslab, interval 1, probability 0, space 0, times 0 [ 65.864483] __should_failslab+0xba/0xf0 [ 65.864490] should_failslab+0x9/0x14 [ 65.864500] kmem_cache_alloc_node+0x56/0x730 [ 65.888912] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 65.893997] ? timer_reduce+0x5b1/0xf50 [ 65.897955] __alloc_skb+0xa7/0x580 [ 65.901563] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.905886] ? timer_reduce+0x5b1/0xf50 [ 65.909843] ? kasan_check_read+0x11/0x20 [ 65.913986] _sctp_make_chunk+0x3f/0x260 [ 65.918035] sctp_make_cookie_echo+0x85/0x160 [ 65.922514] sctp_do_sm+0x2929/0x4e50 [ 65.926294] ? __lock_acquire+0x792/0x4980 [ 65.930505] ? sctp_sendmsg+0xd3f/0x1680 [ 65.934543] ? inet_sendmsg+0x10d/0x450 [ 65.938514] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.944553] ? mark_held_locks+0x130/0x130 [ 65.948780] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 65.953861] ? quarantine_put+0x11b/0x1c0 [ 65.957993] ? find_held_lock+0x36/0x1d0 [ 65.962045] ? kvm_clock_read+0x18/0x30 [ 65.966014] ? kvm_clock_get_cycles+0x9/0x10 [ 65.970404] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.974623] sctp_inq_push+0x1aa/0x240 [ 65.981441] sctp_backlog_rcv+0x1ab/0x13b0 [ 65.985652] ? __local_bh_enable_ip+0x160/0x260 [ 65.990304] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.994692] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.999254] ? sctp_hash_obj+0x610/0x610 [ 66.003293] ? __release_sock+0xd0/0x360 [ 66.007334] ? __release_sock+0xd0/0x360 [ 66.011374] ? __local_bh_enable_ip+0x160/0x260 [ 66.016023] __release_sock+0x10c/0x360 [ 66.019985] release_sock+0x4f/0x180 [ 66.023680] sctp_wait_for_connect+0x22c/0x4c0 [ 66.028240] ? refcount_inc_checked+0x30/0x30 [ 66.032715] ? sctp_get_port_local+0x15b0/0x15b0 [ 66.037447] ? finish_wait+0x290/0x290 [ 66.041315] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.045706] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 66.050352] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 66.054951] ? __sctp_setsockopt_connectx+0x140/0x140 [ 66.060137] ? lock_downgrade+0x860/0x860 [ 66.064267] ? kasan_check_read+0x11/0x20 [ 66.068407] sctp_sendmsg+0xd3f/0x1680 [ 66.072276] ? sctp_id2assoc+0x250/0x250 [ 66.076325] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.081670] ? dup_iter+0x250/0x250 [ 66.085281] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.090018] inet_sendmsg+0x10d/0x450 [ 66.093818] ? security_socket_sendmsg+0x50/0x90 [ 66.098555] ? ipip_gro_receive+0xf0/0xf0 [ 66.102681] sock_sendmsg+0xb7/0xf0 [ 66.106310] ___sys_sendmsg+0x649/0x950 [ 66.110266] ? find_held_lock+0x36/0x1d0 [ 66.114305] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.119046] ? __fget+0x278/0x400 [ 66.122507] ? kasan_check_read+0x11/0x20 [ 66.126634] ? __fget+0x295/0x400 [ 66.130086] ? __f_unlock_pos+0xd/0x10 [ 66.133959] ? __fget_light+0x174/0x1e0 [ 66.137926] ? __fdget+0xe/0x10 [ 66.141185] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.146028] __sys_sendmsg+0xd9/0x180 [ 66.149985] ? __ia32_sys_shutdown+0x70/0x70 [ 66.154375] ? __sb_end_write+0xa4/0xd0 [ 66.158328] ? kasan_check_write+0x14/0x20 [ 66.162556] ? fput+0x18/0x120 [ 66.165731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.171076] __x64_sys_sendmsg+0x73/0xb0 [ 66.175116] do_syscall_64+0xd6/0x4e0 [ 66.178895] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.184065] RIP: 0033:0x458e29 [ 66.187236] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.206133] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.213819] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 66.221087] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.228337] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.235586] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 66.242835] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 66.250097] CPU: 0 PID: 6838 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 66.257902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.267253] Call Trace: [ 66.269836] dump_stack+0x123/0x177 [ 66.273459] should_fail.cold.4+0x5/0x13 [ 66.277524] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.282629] __should_failslab+0xba/0xf0 [ 66.286697] should_failslab+0x9/0x14 [ 66.290498] kmem_cache_alloc_node_trace+0x5a/0x740 [ 66.295526] __kmalloc_node_track_caller+0x3c/0x70 [ 66.300455] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 66.305225] __alloc_skb+0xd7/0x580 [ 66.308849] ? skb_scrub_packet+0x3c0/0x3c0 [ 66.313166] ? timer_reduce+0x5b1/0xf50 [ 66.317133] ? kasan_check_read+0x11/0x20 [ 66.321280] _sctp_make_chunk+0x3f/0x260 [ 66.325341] sctp_make_cookie_echo+0x85/0x160 [ 66.329833] sctp_do_sm+0x2929/0x4e50 [ 66.333628] ? __lock_acquire+0x792/0x4980 [ 66.337860] ? sctp_sendmsg+0xd3f/0x1680 [ 66.341918] ? inet_sendmsg+0x10d/0x450 [ 66.345894] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.351953] ? mark_held_locks+0x130/0x130 [ 66.356187] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 66.361291] ? quarantine_put+0x11b/0x1c0 [ 66.365441] ? find_held_lock+0x36/0x1d0 [ 66.369520] ? kvm_clock_read+0x18/0x30 [ 66.373498] ? kvm_clock_get_cycles+0x9/0x10 [ 66.377907] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.382145] sctp_inq_push+0x1aa/0x240 [ 66.386027] sctp_backlog_rcv+0x1ab/0x13b0 [ 66.390266] ? __local_bh_enable_ip+0x160/0x260 [ 66.394927] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.399332] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.403907] ? sctp_hash_obj+0x610/0x610 [ 66.407959] ? __release_sock+0xd0/0x360 [ 66.412014] ? __release_sock+0xd0/0x360 [ 66.416071] ? __local_bh_enable_ip+0x160/0x260 [ 66.420744] __release_sock+0x10c/0x360 [ 66.424715] release_sock+0x4f/0x180 [ 66.428425] sctp_wait_for_connect+0x22c/0x4c0 [ 66.429010] FAULT_INJECTION: forcing a failure. [ 66.429010] name failslab, interval 1, probability 0, space 0, times 0 [ 66.432994] ? refcount_inc_checked+0x30/0x30 [ 66.433006] ? sctp_get_port_local+0x15b0/0x15b0 [ 66.433013] ? finish_wait+0x290/0x290 [ 66.433022] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.433031] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 66.433037] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 66.433052] ? __sctp_setsockopt_connectx+0x140/0x140 [ 66.433059] ? lock_downgrade+0x860/0x860 [ 66.433066] ? kasan_check_read+0x11/0x20 [ 66.433077] sctp_sendmsg+0xd3f/0x1680 [ 66.433086] ? sctp_id2assoc+0x250/0x250 [ 66.433097] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.433103] ? dup_iter+0x250/0x250 [ 66.448569] FAULT_INJECTION: forcing a failure. [ 66.448569] name failslab, interval 1, probability 0, space 0, times 0 [ 66.448761] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.517206] inet_sendmsg+0x10d/0x450 [ 66.521001] ? security_socket_sendmsg+0x50/0x90 [ 66.525753] ? ipip_gro_receive+0xf0/0xf0 [ 66.529900] sock_sendmsg+0xb7/0xf0 [ 66.533520] ___sys_sendmsg+0x649/0x950 [ 66.537486] ? find_held_lock+0x36/0x1d0 [ 66.541548] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.546309] ? __fget+0x278/0x400 [ 66.549759] ? kasan_check_read+0x11/0x20 [ 66.553901] ? __fget+0x295/0x400 [ 66.557348] ? __f_unlock_pos+0xd/0x10 [ 66.561229] ? __fget_light+0x174/0x1e0 [ 66.565202] ? __fdget+0xe/0x10 [ 66.568483] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.573330] __sys_sendmsg+0xd9/0x180 [ 66.577122] ? __ia32_sys_shutdown+0x70/0x70 [ 66.581524] ? __sb_end_write+0xa4/0xd0 [ 66.585513] ? kasan_check_write+0x14/0x20 [ 66.589735] ? fput+0x18/0x120 [ 66.592928] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.598431] __x64_sys_sendmsg+0x73/0xb0 [ 66.602487] do_syscall_64+0xd6/0x4e0 [ 66.606280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.611464] RIP: 0033:0x458e29 [ 66.614650] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.633552] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.641256] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 66.648540] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.655807] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.663071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 66.670328] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 66.677644] CPU: 1 PID: 6851 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 66.685445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.692733] FAULT_INJECTION: forcing a failure. [ 66.692733] name failslab, interval 1, probability 0, space 0, times 0 [ 66.694785] Call Trace: [ 66.694799] dump_stack+0x123/0x177 [ 66.694808] should_fail.cold.4+0x5/0x13 [ 66.694816] ? sctp_inq_push+0x1aa/0x240 [ 66.706546] FAULT_INJECTION: forcing a failure. [ 66.706546] name failslab, interval 1, probability 0, space 0, times 0 [ 66.708558] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.708564] ? inet_sendmsg+0x10d/0x450 [ 66.708571] ? sock_sendmsg+0xb7/0xf0 [ 66.708576] ? ___sys_sendmsg+0x649/0x950 [ 66.712640] FAULT_INJECTION: forcing a failure. [ 66.712640] name failslab, interval 1, probability 0, space 0, times 0 [ 66.716227] ? __sys_sendmsg+0xd9/0x180 [ 66.716231] ? __x64_sys_sendmsg+0x73/0xb0 [ 66.716239] ? do_syscall_64+0xd6/0x4e0 [ 66.716245] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.716254] __should_failslab+0xba/0xf0 [ 66.781106] should_failslab+0x9/0x14 [ 66.784889] kmem_cache_alloc+0x47/0x730 [ 66.788947] ? __lock_acquire+0x792/0x4980 [ 66.793164] __debug_object_init+0x7dc/0xd70 [ 66.797553] ? __lock_is_held+0xb5/0x140 [ 66.801602] ? debug_object_fixup+0x30/0x30 [ 66.805902] ? kasan_check_read+0x11/0x20 [ 66.810030] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 66.815372] debug_object_init+0x16/0x20 [ 66.819413] init_timer_key+0x2e/0x270 [ 66.823282] sctp_association_new+0x9fd/0x1ef0 [ 66.827848] sctp_make_temp_asoc+0x8b/0x1a0 [ 66.832151] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 66.837929] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 66.843532] ? dccp_diag_dump+0x20/0x20 [ 66.847499] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 66.852059] sctp_do_sm+0x112/0x4e50 [ 66.855752] ? __lock_acquire+0x792/0x4980 [ 66.859967] ? kernel_text_address+0x79/0xf0 [ 66.864361] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.870401] ? mark_held_locks+0x130/0x130 [ 66.874613] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 66.880042] ? check_noncircular+0x20/0x20 [ 66.884255] ? save_stack+0xa9/0xd0 [ 66.887858] ? save_stack+0x43/0xd0 [ 66.891482] ? kasan_kmalloc+0xc7/0xe0 [ 66.895345] ? kasan_slab_alloc+0x12/0x20 [ 66.899485] ? kmem_cache_alloc+0x12e/0x730 [ 66.903788] ? find_held_lock+0x36/0x1d0 [ 66.907836] ? mark_held_locks+0xc7/0x130 [ 66.911970] ? ktime_get+0x1a6/0x240 [ 66.915671] ? kvm_clock_read+0x18/0x30 [ 66.919627] ? kvm_clock_get_cycles+0x9/0x10 [ 66.924020] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.928242] sctp_inq_push+0x1aa/0x240 [ 66.932116] sctp_backlog_rcv+0x1ab/0x13b0 [ 66.936334] ? __local_bh_enable_ip+0x160/0x260 [ 66.940983] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.945382] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.949946] ? sctp_hash_obj+0x610/0x610 [ 66.953988] ? __release_sock+0xd0/0x360 [ 66.958027] ? __release_sock+0xd0/0x360 [ 66.962068] ? __local_bh_enable_ip+0x160/0x260 [ 66.966716] __release_sock+0x10c/0x360 [ 66.970675] release_sock+0x4f/0x180 [ 66.974372] sctp_wait_for_connect+0x22c/0x4c0 [ 66.978934] ? refcount_inc_checked+0x30/0x30 [ 66.983412] ? sctp_get_port_local+0x15b0/0x15b0 [ 66.988147] ? finish_wait+0x290/0x290 [ 66.992031] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.996436] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 67.001083] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 67.005650] ? __sctp_setsockopt_connectx+0x140/0x140 [ 67.010820] ? lock_downgrade+0x860/0x860 [ 67.014951] ? kasan_check_read+0x11/0x20 [ 67.019099] sctp_sendmsg+0xd3f/0x1680 [ 67.022969] ? sctp_id2assoc+0x250/0x250 [ 67.027015] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.032361] ? dup_iter+0x250/0x250 [ 67.035972] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.040724] inet_sendmsg+0x10d/0x450 [ 67.044504] ? security_socket_sendmsg+0x50/0x90 [ 67.049235] ? ipip_gro_receive+0xf0/0xf0 [ 67.053362] sock_sendmsg+0xb7/0xf0 [ 67.056968] ___sys_sendmsg+0x649/0x950 [ 67.060950] ? find_held_lock+0x36/0x1d0 [ 67.064990] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.069730] ? __fget+0x278/0x400 [ 67.073162] ? kasan_check_read+0x11/0x20 [ 67.077291] ? __fget+0x295/0x400 [ 67.080728] ? __f_unlock_pos+0xd/0x10 [ 67.084596] ? __fget_light+0x174/0x1e0 [ 67.088550] ? __fdget+0xe/0x10 [ 67.091813] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.096637] __sys_sendmsg+0xd9/0x180 [ 67.100426] ? __ia32_sys_shutdown+0x70/0x70 [ 67.104815] ? __sb_end_write+0xa4/0xd0 [ 67.108770] ? kasan_check_write+0x14/0x20 [ 67.112982] ? fput+0x18/0x120 [ 67.116177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.121533] __x64_sys_sendmsg+0x73/0xb0 [ 67.125572] do_syscall_64+0xd6/0x4e0 [ 67.129351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.134519] RIP: 0033:0x458e29 [ 67.137689] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.156654] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.164342] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 67.171591] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.178839] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.186095] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 67.193342] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 67.200605] CPU: 0 PID: 6859 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 67.208407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.217757] Call Trace: [ 67.220344] dump_stack+0x123/0x177 [ 67.223976] should_fail.cold.4+0x5/0x13 [ 67.228039] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.233143] ? __lock_is_held+0xb5/0x140 [ 67.237204] __should_failslab+0xba/0xf0 [ 67.241263] should_failslab+0x9/0x14 [ 67.245058] __kmalloc+0x70/0x770 [ 67.248498] ? __kmalloc_track_caller+0x5e5/0x760 [ 67.253334] ? sctp_tsnmap_init+0x161/0x220 [ 67.257654] sctp_tsnmap_init+0x161/0x220 [ 67.261794] sctp_process_init+0x1bb0/0x2d50 [ 67.266188] ? is_bpf_text_address+0x7d/0xe0 [ 67.270631] ? sctp_verify_init+0x1660/0x1660 [ 67.275122] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 67.279697] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 67.284360] ? save_stack+0x43/0xd0 [ 67.287975] ? __kasan_slab_free+0x102/0x150 [ 67.292371] ? kasan_slab_free+0xe/0x10 [ 67.296359] sctp_do_sm+0x9f6/0x4e50 [ 67.300072] ? __lock_acquire+0x792/0x4980 [ 67.304296] ? sctp_sendmsg+0xd3f/0x1680 [ 67.308348] ? inet_sendmsg+0x10d/0x450 [ 67.312322] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.318377] ? mark_held_locks+0x130/0x130 [ 67.322603] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 67.327692] ? quarantine_put+0x11b/0x1c0 [ 67.331836] ? find_held_lock+0x36/0x1d0 [ 67.335901] ? kvm_clock_read+0x18/0x30 [ 67.339869] ? kvm_clock_get_cycles+0x9/0x10 [ 67.344272] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.348508] sctp_inq_push+0x1aa/0x240 [ 67.352389] sctp_backlog_rcv+0x1ab/0x13b0 [ 67.356642] ? __local_bh_enable_ip+0x160/0x260 [ 67.361306] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.365716] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.370294] ? sctp_hash_obj+0x610/0x610 [ 67.374344] ? __release_sock+0xd0/0x360 [ 67.378395] ? __release_sock+0xd0/0x360 [ 67.382452] ? __local_bh_enable_ip+0x160/0x260 [ 67.387117] __release_sock+0x10c/0x360 [ 67.391086] release_sock+0x4f/0x180 [ 67.394792] sctp_wait_for_connect+0x22c/0x4c0 [ 67.399361] ? refcount_inc_checked+0x30/0x30 [ 67.403846] ? sctp_get_port_local+0x15b0/0x15b0 [ 67.408592] ? finish_wait+0x290/0x290 [ 67.412471] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.416864] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 67.421513] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 67.426085] ? __sctp_setsockopt_connectx+0x140/0x140 [ 67.431260] ? lock_downgrade+0x860/0x860 [ 67.435394] ? kasan_check_read+0x11/0x20 [ 67.439532] sctp_sendmsg+0xd3f/0x1680 [ 67.443421] ? sctp_id2assoc+0x250/0x250 [ 67.447467] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.452811] ? dup_iter+0x250/0x250 [ 67.456441] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.461204] inet_sendmsg+0x10d/0x450 [ 67.464991] ? security_socket_sendmsg+0x50/0x90 [ 67.469737] ? ipip_gro_receive+0xf0/0xf0 [ 67.473889] sock_sendmsg+0xb7/0xf0 [ 67.477513] ___sys_sendmsg+0x649/0x950 [ 67.481467] ? find_held_lock+0x36/0x1d0 [ 67.485509] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.490275] ? __fget+0x278/0x400 [ 67.493736] ? kasan_check_read+0x11/0x20 [ 67.497869] ? __fget+0x295/0x400 [ 67.501324] ? __f_unlock_pos+0xd/0x10 [ 67.505203] ? __fget_light+0x174/0x1e0 [ 67.509159] ? __fdget+0xe/0x10 [ 67.512423] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.517250] __sys_sendmsg+0xd9/0x180 [ 67.521050] ? __ia32_sys_shutdown+0x70/0x70 [ 67.525469] ? __sb_end_write+0xa4/0xd0 [ 67.529479] ? kasan_check_write+0x14/0x20 [ 67.533692] ? fput+0x18/0x120 [ 67.536871] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.542216] __x64_sys_sendmsg+0x73/0xb0 [ 67.546260] do_syscall_64+0xd6/0x4e0 [ 67.550046] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.555242] RIP: 0033:0x458e29 [ 67.558414] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.577323] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.585019] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 67.592273] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.599529] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.606780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 67.614029] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 67.623026] CPU: 1 PID: 6852 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 67.631790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.641139] Call Trace: [ 67.643724] dump_stack+0x123/0x177 [ 67.647340] should_fail.cold.4+0x5/0x13 [ 67.651384] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.656466] ? find_held_lock+0x36/0x1d0 [ 67.660512] __should_failslab+0xba/0xf0 [ 67.664636] should_failslab+0x9/0x14 [ 67.668416] kmem_cache_alloc+0x47/0x730 [ 67.672453] ? trace_hardirqs_on+0x28/0x190 [ 67.676754] ? sctp_generate_t1_init_event+0x20/0x20 [ 67.681833] __debug_object_init+0x7dc/0xd70 [ 67.686221] ? debug_object_fixup+0x30/0x30 [ 67.690524] ? sctp_generate_t1_init_event+0x20/0x20 [ 67.695602] debug_object_init+0x16/0x20 [ 67.699639] init_timer_key+0x2e/0x270 [ 67.703508] sctp_association_new+0x9fd/0x1ef0 [ 67.708069] sctp_make_temp_asoc+0x8b/0x1a0 [ 67.712370] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 67.718148] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 67.723762] ? dccp_diag_dump+0x20/0x20 [ 67.727715] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 67.732279] sctp_do_sm+0x112/0x4e50 [ 67.735983] ? __lock_acquire+0x792/0x4980 [ 67.740195] ? kernel_text_address+0x79/0xf0 [ 67.744581] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.750619] ? mark_held_locks+0x130/0x130 [ 67.754832] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 67.760271] ? check_noncircular+0x20/0x20 [ 67.764488] ? save_stack+0xa9/0xd0 [ 67.768100] ? save_stack+0x43/0xd0 [ 67.771708] ? kasan_kmalloc+0xc7/0xe0 [ 67.775572] ? kasan_slab_alloc+0x12/0x20 [ 67.779733] ? kmem_cache_alloc+0x12e/0x730 [ 67.784041] ? find_held_lock+0x36/0x1d0 [ 67.788081] ? mark_held_locks+0xc7/0x130 [ 67.792319] ? ktime_get+0x1a6/0x240 [ 67.796014] ? kvm_clock_read+0x18/0x30 [ 67.799964] ? kvm_clock_get_cycles+0x9/0x10 [ 67.804351] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.808568] sctp_inq_push+0x1aa/0x240 [ 67.812433] sctp_backlog_rcv+0x1ab/0x13b0 [ 67.816644] ? __local_bh_enable_ip+0x160/0x260 [ 67.821290] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.825675] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.830247] ? sctp_hash_obj+0x610/0x610 [ 67.834286] ? __release_sock+0xd0/0x360 [ 67.838322] ? __release_sock+0xd0/0x360 [ 67.842359] ? __local_bh_enable_ip+0x160/0x260 [ 67.847011] __release_sock+0x10c/0x360 [ 67.851069] release_sock+0x4f/0x180 [ 67.854773] sctp_wait_for_connect+0x22c/0x4c0 [ 67.859331] ? refcount_inc_checked+0x30/0x30 [ 67.863806] ? sctp_get_port_local+0x15b0/0x15b0 [ 67.868553] ? finish_wait+0x290/0x290 [ 67.872506] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.876894] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 67.881540] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 67.886105] ? __sctp_setsockopt_connectx+0x140/0x140 [ 67.891281] ? lock_downgrade+0x860/0x860 [ 67.895410] ? kasan_check_read+0x11/0x20 [ 67.899540] sctp_sendmsg+0xd3f/0x1680 [ 67.903414] ? sctp_id2assoc+0x250/0x250 [ 67.907467] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.912815] ? dup_iter+0x250/0x250 [ 67.916424] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.921162] inet_sendmsg+0x10d/0x450 [ 67.924943] ? security_socket_sendmsg+0x50/0x90 [ 67.929693] ? ipip_gro_receive+0xf0/0xf0 [ 67.933822] sock_sendmsg+0xb7/0xf0 [ 67.937428] ___sys_sendmsg+0x649/0x950 [ 67.941382] ? find_held_lock+0x36/0x1d0 [ 67.945423] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.950159] ? __fget+0x278/0x400 [ 67.953593] ? kasan_check_read+0x11/0x20 [ 67.957719] ? __fget+0x295/0x400 [ 67.961169] ? __f_unlock_pos+0xd/0x10 [ 67.965053] ? __fget_light+0x174/0x1e0 [ 67.969008] ? __fdget+0xe/0x10 [ 67.972269] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.977096] __sys_sendmsg+0xd9/0x180 [ 67.980877] ? __ia32_sys_shutdown+0x70/0x70 [ 67.985267] ? __sb_end_write+0xa4/0xd0 [ 67.989222] ? kasan_check_write+0x14/0x20 [ 67.993446] ? fput+0x18/0x120 [ 67.996636] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.001998] __x64_sys_sendmsg+0x73/0xb0 [ 68.006053] do_syscall_64+0xd6/0x4e0 [ 68.009838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.015020] RIP: 0033:0x458e29 [ 68.018192] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.037069] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.044767] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 68.052027] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.059277] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 2020/12/21 03:16:12 executed programs: 70 [ 68.066524] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 68.073770] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 68.089460] CPU: 0 PID: 6860 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 68.097281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.106641] Call Trace: [ 68.109222] dump_stack+0x123/0x177 [ 68.112836] should_fail.cold.4+0x5/0x13 [ 68.116896] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.122000] ? kernel_text_address+0x79/0xf0 [ 68.126404] ? __kernel_text_address+0xd/0x40 [ 68.130891] __should_failslab+0xba/0xf0 [ 68.134942] should_failslab+0x9/0x14 [ 68.138916] kmem_cache_alloc_node_trace+0x5a/0x740 [ 68.143922] __kmalloc_node_track_caller+0x3c/0x70 [ 68.148846] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 68.153594] __alloc_skb+0xd7/0x580 [ 68.157210] ? skb_scrub_packet+0x3c0/0x3c0 [ 68.161524] ? find_held_lock+0x36/0x1d0 [ 68.165572] sctp_packet_transmit+0x26b/0x3490 [ 68.170140] ? sctp_packet_config+0x7aa/0xea0 [ 68.174620] ? kasan_check_read+0x11/0x20 [ 68.178746] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 68.183912] ? sctp_packet_config+0xea0/0xea0 [ 68.188392] ? sctp_packet_append_chunk+0x890/0xef0 [ 68.193406] ? sctp_outq_select_transport+0x1fa/0x730 [ 68.198583] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 68.204196] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.209725] ? sctp_verify_init+0x1660/0x1660 [ 68.214213] sctp_outq_flush+0xd0/0x22f0 [ 68.218274] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 68.223978] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 68.229941] ? __sctp_outq_teardown+0xc30/0xc30 [ 68.234601] ? sctp_outq_tail+0x58c/0x970 [ 68.238738] sctp_outq_uncork+0x49/0x60 [ 68.242713] sctp_do_sm+0x3591/0x4e50 [ 68.246505] ? __lock_acquire+0x792/0x4980 [ 68.250730] ? kernel_text_address+0x79/0xf0 [ 68.255131] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.261304] ? mark_held_locks+0x130/0x130 [ 68.265537] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.270989] ? check_noncircular+0x20/0x20 [ 68.275211] ? save_stack+0xa9/0xd0 [ 68.278822] ? save_stack+0x43/0xd0 [ 68.282435] ? kasan_kmalloc+0xc7/0xe0 [ 68.286398] ? kasan_slab_alloc+0x12/0x20 [ 68.290533] ? kmem_cache_alloc+0x12e/0x730 [ 68.294857] ? find_held_lock+0x36/0x1d0 [ 68.298914] ? mark_held_locks+0xc7/0x130 [ 68.303054] ? ktime_get+0x1a6/0x240 [ 68.306763] ? kvm_clock_read+0x18/0x30 [ 68.310724] ? kvm_clock_get_cycles+0x9/0x10 [ 68.315118] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.319342] sctp_inq_push+0x1aa/0x240 [ 68.323218] sctp_backlog_rcv+0x1ab/0x13b0 [ 68.327443] ? __local_bh_enable_ip+0x160/0x260 [ 68.332103] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.336504] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.341078] ? sctp_hash_obj+0x610/0x610 [ 68.345128] ? __release_sock+0xd0/0x360 [ 68.349178] ? __release_sock+0xd0/0x360 [ 68.353234] ? __local_bh_enable_ip+0x160/0x260 [ 68.357904] __release_sock+0x10c/0x360 [ 68.361987] release_sock+0x4f/0x180 [ 68.365694] sctp_wait_for_connect+0x22c/0x4c0 [ 68.370262] ? refcount_inc_checked+0x30/0x30 [ 68.374756] ? sctp_get_port_local+0x15b0/0x15b0 [ 68.379515] ? finish_wait+0x290/0x290 [ 68.383392] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.387781] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 68.392435] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 68.397007] ? __sctp_setsockopt_connectx+0x140/0x140 [ 68.402184] ? lock_downgrade+0x860/0x860 [ 68.406315] ? kasan_check_read+0x11/0x20 [ 68.410454] sctp_sendmsg+0xd3f/0x1680 [ 68.414345] ? sctp_id2assoc+0x250/0x250 [ 68.418401] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.423748] ? dup_iter+0x250/0x250 [ 68.427375] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.432112] inet_sendmsg+0x10d/0x450 [ 68.435897] ? security_socket_sendmsg+0x50/0x90 [ 68.440642] ? ipip_gro_receive+0xf0/0xf0 [ 68.444774] sock_sendmsg+0xb7/0xf0 [ 68.448385] ___sys_sendmsg+0x649/0x950 [ 68.452339] ? find_held_lock+0x36/0x1d0 [ 68.456378] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.461124] ? __fget+0x278/0x400 [ 68.464561] ? kasan_check_read+0x11/0x20 [ 68.468689] ? __fget+0x295/0x400 [ 68.472125] ? __f_unlock_pos+0xd/0x10 [ 68.475992] ? __fget_light+0x174/0x1e0 [ 68.479967] ? __fdget+0xe/0x10 [ 68.483231] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.488055] __sys_sendmsg+0xd9/0x180 [ 68.491838] ? __ia32_sys_shutdown+0x70/0x70 [ 68.496239] ? __sb_end_write+0xa4/0xd0 [ 68.500204] ? kasan_check_write+0x14/0x20 [ 68.504422] ? fput+0x18/0x120 [ 68.507599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.513047] __x64_sys_sendmsg+0x73/0xb0 [ 68.517096] do_syscall_64+0xd6/0x4e0 [ 68.520884] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.526074] RIP: 0033:0x458e29 [ 68.529247] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.548133] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.555822] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 68.563082] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.570351] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.577610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 68.584864] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 68.611769] FAULT_INJECTION: forcing a failure. [ 68.611769] name failslab, interval 1, probability 0, space 0, times 0 [ 68.617616] CPU: 1 PID: 6858 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 68.623797] FAULT_INJECTION: forcing a failure. [ 68.623797] name failslab, interval 1, probability 0, space 0, times 0 [ 68.630859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.630862] Call Trace: [ 68.630874] dump_stack+0x123/0x177 [ 68.630884] should_fail.cold.4+0x5/0x13 [ 68.630891] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.630899] ? __lock_is_held+0xb5/0x140 [ 68.630909] __should_failslab+0xba/0xf0 [ 68.630918] should_failslab+0x9/0x14 [ 68.645925] FAULT_INJECTION: forcing a failure. [ 68.645925] name failslab, interval 1, probability 0, space 0, times 0 [ 68.651527] __kmalloc+0x70/0x770 [ 68.651534] ? __kmalloc_track_caller+0x5e5/0x760 [ 68.651542] ? sctp_tsnmap_init+0x161/0x220 [ 68.651549] sctp_tsnmap_init+0x161/0x220 [ 68.651556] sctp_process_init+0x1bb0/0x2d50 [ 68.651562] ? is_bpf_text_address+0x7d/0xe0 [ 68.651574] ? sctp_verify_init+0x1660/0x1660 [ 68.719806] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 68.724368] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 68.729013] ? save_stack+0x43/0xd0 [ 68.732614] ? __kasan_slab_free+0x102/0x150 [ 68.736999] ? kasan_slab_free+0xe/0x10 [ 68.740952] sctp_do_sm+0x9f6/0x4e50 [ 68.744643] ? __lock_acquire+0x792/0x4980 [ 68.749203] ? sctp_sendmsg+0xd3f/0x1680 [ 68.753241] ? inet_sendmsg+0x10d/0x450 [ 68.757208] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.763538] ? mark_held_locks+0x130/0x130 [ 68.767765] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 68.772855] ? quarantine_put+0x11b/0x1c0 [ 68.776983] ? find_held_lock+0x36/0x1d0 [ 68.781041] ? kvm_clock_read+0x18/0x30 [ 68.784994] ? kvm_clock_get_cycles+0x9/0x10 [ 68.789397] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.793615] sctp_inq_push+0x1aa/0x240 [ 68.797480] sctp_backlog_rcv+0x1ab/0x13b0 [ 68.801703] ? __local_bh_enable_ip+0x160/0x260 [ 68.806350] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.810750] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.815313] ? sctp_hash_obj+0x610/0x610 [ 68.819364] ? __release_sock+0xd0/0x360 [ 68.823403] ? __release_sock+0xd0/0x360 [ 68.827442] ? __local_bh_enable_ip+0x160/0x260 [ 68.832091] __release_sock+0x10c/0x360 [ 68.836046] release_sock+0x4f/0x180 [ 68.839742] sctp_wait_for_connect+0x22c/0x4c0 [ 68.844301] ? refcount_inc_checked+0x30/0x30 [ 68.848789] ? sctp_get_port_local+0x15b0/0x15b0 [ 68.853532] ? finish_wait+0x290/0x290 [ 68.857400] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.861788] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 68.866447] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 68.871015] ? __sctp_setsockopt_connectx+0x140/0x140 [ 68.876186] ? lock_downgrade+0x860/0x860 [ 68.880312] ? kasan_check_read+0x11/0x20 [ 68.884442] sctp_sendmsg+0xd3f/0x1680 [ 68.888327] ? sctp_id2assoc+0x250/0x250 [ 68.892370] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.897710] ? dup_iter+0x250/0x250 [ 68.901515] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.906263] inet_sendmsg+0x10d/0x450 [ 68.910046] ? security_socket_sendmsg+0x50/0x90 [ 68.914797] ? ipip_gro_receive+0xf0/0xf0 [ 68.918924] sock_sendmsg+0xb7/0xf0 [ 68.922532] ___sys_sendmsg+0x649/0x950 [ 68.927439] ? find_held_lock+0x36/0x1d0 [ 68.931477] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.936213] ? __fget+0x278/0x400 [ 68.939646] ? kasan_check_read+0x11/0x20 [ 68.943772] ? __fget+0x295/0x400 [ 68.947211] ? __f_unlock_pos+0xd/0x10 [ 68.951102] ? __fget_light+0x174/0x1e0 [ 68.955079] ? __fdget+0xe/0x10 [ 68.958336] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.963172] __sys_sendmsg+0xd9/0x180 [ 68.966957] ? __ia32_sys_shutdown+0x70/0x70 [ 68.971352] ? __sb_end_write+0xa4/0xd0 [ 68.975309] ? kasan_check_write+0x14/0x20 [ 68.979524] ? fput+0x18/0x120 [ 68.982701] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.988043] __x64_sys_sendmsg+0x73/0xb0 [ 68.992087] do_syscall_64+0xd6/0x4e0 [ 68.995887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.001054] RIP: 0033:0x458e29 [ 69.004233] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.023118] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.031759] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 69.039019] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.046267] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.053515] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 69.060761] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 69.068083] CPU: 0 PID: 6876 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 69.075883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.085230] Call Trace: [ 69.087816] dump_stack+0x123/0x177 [ 69.091448] should_fail.cold.4+0x5/0x13 [ 69.095510] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.100616] __should_failslab+0xba/0xf0 [ 69.104670] should_failslab+0x9/0x14 [ 69.108464] kmem_cache_alloc_node+0x56/0x730 [ 69.112963] __alloc_skb+0xa7/0x580 [ 69.116586] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.120900] ? find_held_lock+0x36/0x1d0 [ 69.124960] sctp_packet_transmit+0x26b/0x3490 [ 69.129540] ? sctp_packet_config+0x7aa/0xea0 [ 69.134031] ? kasan_check_read+0x11/0x20 [ 69.138177] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 69.143367] ? sctp_packet_config+0xea0/0xea0 [ 69.147861] ? sctp_packet_append_chunk+0x890/0xef0 [ 69.152879] ? sctp_outq_select_transport+0x1fa/0x730 [ 69.158066] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 69.163690] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.169139] ? sctp_verify_init+0x1660/0x1660 [ 69.173631] sctp_outq_flush+0xd0/0x22f0 [ 69.177693] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 69.183401] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 69.189370] ? __sctp_outq_teardown+0xc30/0xc30 [ 69.194033] ? sctp_outq_tail+0x58c/0x970 [ 69.198167] sctp_outq_uncork+0x49/0x60 [ 69.202130] sctp_do_sm+0x3591/0x4e50 [ 69.205940] ? __lock_acquire+0x792/0x4980 [ 69.210162] ? kernel_text_address+0x79/0xf0 [ 69.214566] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.220620] ? mark_held_locks+0x130/0x130 [ 69.224843] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.230282] ? check_noncircular+0x20/0x20 [ 69.234506] ? save_stack+0xa9/0xd0 [ 69.238116] ? save_stack+0x43/0xd0 [ 69.241723] ? kasan_kmalloc+0xc7/0xe0 [ 69.245585] ? kasan_slab_alloc+0x12/0x20 [ 69.249716] ? kmem_cache_alloc+0x12e/0x730 [ 69.254024] ? find_held_lock+0x36/0x1d0 [ 69.258064] ? mark_held_locks+0xc7/0x130 [ 69.262195] ? ktime_get+0x1a6/0x240 [ 69.265895] ? kvm_clock_read+0x18/0x30 [ 69.269854] ? kvm_clock_get_cycles+0x9/0x10 [ 69.274248] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.278468] sctp_inq_push+0x1aa/0x240 [ 69.282337] sctp_backlog_rcv+0x1ab/0x13b0 [ 69.286548] ? __local_bh_enable_ip+0x160/0x260 [ 69.291198] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.295588] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.300152] ? sctp_hash_obj+0x610/0x610 [ 69.304197] ? __release_sock+0xd0/0x360 [ 69.308244] ? __release_sock+0xd0/0x360 [ 69.312280] ? __local_bh_enable_ip+0x160/0x260 [ 69.316933] __release_sock+0x10c/0x360 [ 69.322544] release_sock+0x4f/0x180 [ 69.326239] sctp_wait_for_connect+0x22c/0x4c0 [ 69.330805] ? refcount_inc_checked+0x30/0x30 [ 69.335288] ? sctp_get_port_local+0x15b0/0x15b0 [ 69.340027] ? finish_wait+0x290/0x290 [ 69.343898] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.348308] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 69.352955] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 69.357526] ? __sctp_setsockopt_connectx+0x140/0x140 [ 69.362696] ? lock_downgrade+0x860/0x860 [ 69.367778] ? kasan_check_read+0x11/0x20 [ 69.371907] sctp_sendmsg+0xd3f/0x1680 [ 69.376732] ? sctp_id2assoc+0x250/0x250 [ 69.380783] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.386139] ? dup_iter+0x250/0x250 [ 69.389757] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.394517] inet_sendmsg+0x10d/0x450 [ 69.398295] ? security_socket_sendmsg+0x50/0x90 [ 69.403201] ? ipip_gro_receive+0xf0/0xf0 [ 69.407328] sock_sendmsg+0xb7/0xf0 [ 69.410937] ___sys_sendmsg+0x649/0x950 [ 69.414893] ? find_held_lock+0x36/0x1d0 [ 69.418931] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.423665] ? __fget+0x278/0x400 [ 69.427097] ? kasan_check_read+0x11/0x20 [ 69.431230] ? __fget+0x295/0x400 [ 69.434693] ? __f_unlock_pos+0xd/0x10 [ 69.438566] ? __fget_light+0x174/0x1e0 [ 69.442526] ? __fdget+0xe/0x10 [ 69.445794] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.450627] __sys_sendmsg+0xd9/0x180 [ 69.454411] ? __ia32_sys_shutdown+0x70/0x70 [ 69.458799] ? __sb_end_write+0xa4/0xd0 [ 69.462757] ? kasan_check_write+0x14/0x20 [ 69.466977] ? fput+0x18/0x120 [ 69.470158] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.475519] __x64_sys_sendmsg+0x73/0xb0 [ 69.479573] do_syscall_64+0xd6/0x4e0 [ 69.483367] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.488535] RIP: 0033:0x458e29 [ 69.491706] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.510589] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.518284] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 69.525547] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.532799] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.540065] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 69.547322] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 69.554595] CPU: 1 PID: 6874 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 69.562398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.571191] FAULT_INJECTION: forcing a failure. [ 69.571191] name failslab, interval 1, probability 0, space 0, times 0 [ 69.571745] Call Trace: [ 69.585493] dump_stack+0x123/0x177 [ 69.589125] should_fail.cold.4+0x5/0x13 [ 69.593202] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.598301] ? __lock_is_held+0xb5/0x140 [ 69.602351] __should_failslab+0xba/0xf0 [ 69.606404] should_failslab+0x9/0x14 [ 69.610186] __kmalloc+0x70/0x770 [ 69.613631] ? __kmalloc_track_caller+0x5e5/0x760 [ 69.618453] ? sctp_tsnmap_init+0x161/0x220 [ 69.622770] sctp_tsnmap_init+0x161/0x220 [ 69.626906] sctp_process_init+0x1bb0/0x2d50 [ 69.631294] ? is_bpf_text_address+0x7d/0xe0 [ 69.635789] ? sctp_verify_init+0x1660/0x1660 [ 69.640268] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 69.644840] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 69.649498] ? save_stack+0x43/0xd0 [ 69.653112] ? __kasan_slab_free+0x102/0x150 [ 69.657499] ? kasan_slab_free+0xe/0x10 [ 69.661455] sctp_do_sm+0x9f6/0x4e50 [ 69.665168] ? __lock_acquire+0x792/0x4980 [ 69.669380] ? sctp_sendmsg+0xd3f/0x1680 [ 69.673439] ? inet_sendmsg+0x10d/0x450 [ 69.677394] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.683439] ? mark_held_locks+0x130/0x130 [ 69.687745] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 69.692831] ? quarantine_put+0x11b/0x1c0 [ 69.696960] ? find_held_lock+0x36/0x1d0 [ 69.701011] ? kvm_clock_read+0x18/0x30 [ 69.704965] ? kvm_clock_get_cycles+0x9/0x10 [ 69.709357] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.713577] sctp_inq_push+0x1aa/0x240 [ 69.717444] sctp_backlog_rcv+0x1ab/0x13b0 [ 69.721660] ? __local_bh_enable_ip+0x160/0x260 [ 69.726306] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.730702] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.735274] ? sctp_hash_obj+0x610/0x610 [ 69.739315] ? __release_sock+0xd0/0x360 [ 69.743353] ? __release_sock+0xd0/0x360 [ 69.747400] ? __local_bh_enable_ip+0x160/0x260 [ 69.752058] __release_sock+0x10c/0x360 [ 69.756032] release_sock+0x4f/0x180 [ 69.759732] sctp_wait_for_connect+0x22c/0x4c0 [ 69.764300] ? refcount_inc_checked+0x30/0x30 [ 69.768779] ? sctp_get_port_local+0x15b0/0x15b0 [ 69.773518] ? finish_wait+0x290/0x290 [ 69.777394] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.781794] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 69.786445] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 69.791012] ? __sctp_setsockopt_connectx+0x140/0x140 [ 69.796182] ? lock_downgrade+0x860/0x860 [ 69.800309] ? kasan_check_read+0x11/0x20 [ 69.804451] sctp_sendmsg+0xd3f/0x1680 [ 69.808333] ? sctp_id2assoc+0x250/0x250 [ 69.812376] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.817718] ? dup_iter+0x250/0x250 [ 69.821329] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.826079] inet_sendmsg+0x10d/0x450 [ 69.830813] ? security_socket_sendmsg+0x50/0x90 [ 69.835553] ? ipip_gro_receive+0xf0/0xf0 [ 69.839680] sock_sendmsg+0xb7/0xf0 [ 69.843805] ___sys_sendmsg+0x649/0x950 [ 69.847760] ? find_held_lock+0x36/0x1d0 [ 69.851800] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.856534] ? __fget+0x278/0x400 [ 69.859966] ? kasan_check_read+0x11/0x20 [ 69.864178] ? __fget+0x295/0x400 [ 69.867613] ? __f_unlock_pos+0xd/0x10 [ 69.871491] ? __fget_light+0x174/0x1e0 [ 69.875442] ? __fdget+0xe/0x10 [ 69.878699] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.883619] __sys_sendmsg+0xd9/0x180 [ 69.887401] ? __ia32_sys_shutdown+0x70/0x70 [ 69.891789] ? __sb_end_write+0xa4/0xd0 [ 69.895752] ? kasan_check_write+0x14/0x20 [ 69.899980] ? fput+0x18/0x120 [ 69.903153] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.908494] __x64_sys_sendmsg+0x73/0xb0 [ 69.912535] do_syscall_64+0xd6/0x4e0 [ 69.916313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.921480] RIP: 0033:0x458e29 [ 69.924651] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.943531] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.951215] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 69.958476] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.965722] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.972974] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 69.980220] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 69.987482] CPU: 0 PID: 6883 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 69.995311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.004661] Call Trace: [ 70.007248] dump_stack+0x123/0x177 [ 70.010874] should_fail.cold.4+0x5/0x13 [ 70.014943] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.020039] ? __lock_is_held+0xb5/0x140 [ 70.024092] __should_failslab+0xba/0xf0 [ 70.028147] should_failslab+0x9/0x14 [ 70.031951] __kmalloc+0x70/0x770 [ 70.035400] ? __kmalloc_track_caller+0x5e5/0x760 [ 70.040253] ? sctp_tsnmap_init+0x161/0x220 [ 70.044569] sctp_tsnmap_init+0x161/0x220 [ 70.048712] sctp_process_init+0x1bb0/0x2d50 [ 70.053112] ? is_bpf_text_address+0x7d/0xe0 [ 70.057517] ? sctp_verify_init+0x1660/0x1660 [ 70.062008] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 70.066580] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 70.071241] ? save_stack+0x43/0xd0 [ 70.074857] ? __kasan_slab_free+0x102/0x150 [ 70.079256] ? kasan_slab_free+0xe/0x10 [ 70.083221] sctp_do_sm+0x9f6/0x4e50 [ 70.086927] ? __lock_acquire+0x792/0x4980 [ 70.091147] ? sctp_sendmsg+0xd3f/0x1680 [ 70.095197] ? inet_sendmsg+0x10d/0x450 [ 70.099171] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.105220] ? mark_held_locks+0x130/0x130 [ 70.109454] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 70.114553] ? quarantine_put+0x11b/0x1c0 [ 70.118728] ? find_held_lock+0x36/0x1d0 [ 70.122789] ? kvm_clock_read+0x18/0x30 [ 70.126753] ? kvm_clock_get_cycles+0x9/0x10 [ 70.131158] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.135395] sctp_inq_push+0x1aa/0x240 [ 70.139279] sctp_backlog_rcv+0x1ab/0x13b0 [ 70.143504] ? __local_bh_enable_ip+0x160/0x260 [ 70.148163] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.152570] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.157152] ? sctp_hash_obj+0x610/0x610 [ 70.161198] ? __release_sock+0xd0/0x360 [ 70.165250] ? __release_sock+0xd0/0x360 [ 70.169302] ? __local_bh_enable_ip+0x160/0x260 [ 70.173959] __release_sock+0x10c/0x360 [ 70.177920] release_sock+0x4f/0x180 [ 70.181626] sctp_wait_for_connect+0x22c/0x4c0 [ 70.186202] ? refcount_inc_checked+0x30/0x30 [ 70.190704] ? sctp_get_port_local+0x15b0/0x15b0 [ 70.195457] ? finish_wait+0x290/0x290 [ 70.199343] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.203785] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 70.208447] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 70.213037] ? __sctp_setsockopt_connectx+0x140/0x140 [ 70.218229] ? lock_downgrade+0x860/0x860 [ 70.222373] ? kasan_check_read+0x11/0x20 [ 70.226528] sctp_sendmsg+0xd3f/0x1680 [ 70.230423] ? sctp_id2assoc+0x250/0x250 [ 70.234483] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.239842] ? dup_iter+0x250/0x250 [ 70.243468] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.248234] inet_sendmsg+0x10d/0x450 [ 70.252033] ? security_socket_sendmsg+0x50/0x90 [ 70.256806] ? ipip_gro_receive+0xf0/0xf0 [ 70.260943] sock_sendmsg+0xb7/0xf0 [ 70.264561] ___sys_sendmsg+0x649/0x950 [ 70.268527] ? find_held_lock+0x36/0x1d0 [ 70.272782] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.277528] ? __fget+0x278/0x400 [ 70.280963] ? kasan_check_read+0x11/0x20 [ 70.285094] ? __fget+0x295/0x400 [ 70.288530] ? __f_unlock_pos+0xd/0x10 [ 70.292413] ? __fget_light+0x174/0x1e0 [ 70.296370] ? __fdget+0xe/0x10 [ 70.299627] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.304447] __sys_sendmsg+0xd9/0x180 [ 70.308251] ? __ia32_sys_shutdown+0x70/0x70 [ 70.312646] ? __sb_end_write+0xa4/0xd0 [ 70.316606] ? kasan_check_write+0x14/0x20 [ 70.320824] ? fput+0x18/0x120 [ 70.324005] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.329362] __x64_sys_sendmsg+0x73/0xb0 [ 70.333421] do_syscall_64+0xd6/0x4e0 [ 70.336112] FAULT_INJECTION: forcing a failure. [ 70.336112] name failslab, interval 1, probability 0, space 0, times 0 [ 70.337217] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.337223] RIP: 0033:0x458e29 [ 70.337230] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.337233] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.337240] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 70.337243] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.337246] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.337250] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 70.337253] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 70.345368] CPU: 0 PID: 6873 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 70.427807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.437187] Call Trace: [ 70.439775] dump_stack+0x123/0x177 [ 70.443397] should_fail.cold.4+0x5/0x13 [ 70.447453] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.452554] ? __lock_is_held+0xb5/0x140 [ 70.456609] __should_failslab+0xba/0xf0 [ 70.460663] should_failslab+0x9/0x14 [ 70.464463] __kmalloc+0x70/0x770 [ 70.467911] ? __kmalloc_track_caller+0x5e5/0x760 [ 70.472749] ? sctp_tsnmap_init+0x161/0x220 [ 70.477060] sctp_tsnmap_init+0x161/0x220 [ 70.481199] sctp_process_init+0x1bb0/0x2d50 [ 70.485014] FAULT_INJECTION: forcing a failure. [ 70.485014] name failslab, interval 1, probability 0, space 0, times 0 [ 70.485591] ? is_bpf_text_address+0x7d/0xe0 [ 70.501149] ? sctp_verify_init+0x1660/0x1660 [ 70.505646] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 70.510216] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 70.514872] ? save_stack+0x43/0xd0 [ 70.518476] ? __kasan_slab_free+0x102/0x150 [ 70.522869] ? kasan_slab_free+0xe/0x10 [ 70.526839] sctp_do_sm+0x9f6/0x4e50 [ 70.530545] ? __lock_acquire+0x792/0x4980 [ 70.534763] ? sctp_sendmsg+0xd3f/0x1680 [ 70.538804] ? inet_sendmsg+0x10d/0x450 [ 70.542767] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.548808] ? mark_held_locks+0x130/0x130 [ 70.553025] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 70.558114] ? quarantine_put+0x11b/0x1c0 [ 70.562244] ? find_held_lock+0x36/0x1d0 [ 70.566294] ? kvm_clock_read+0x18/0x30 [ 70.570247] ? kvm_clock_get_cycles+0x9/0x10 [ 70.574642] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.578865] sctp_inq_push+0x1aa/0x240 [ 70.582732] sctp_backlog_rcv+0x1ab/0x13b0 [ 70.586956] ? __local_bh_enable_ip+0x160/0x260 [ 70.591641] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.596065] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.600641] ? sctp_hash_obj+0x610/0x610 [ 70.604696] ? __release_sock+0xd0/0x360 [ 70.608739] ? __release_sock+0xd0/0x360 [ 70.612804] ? __local_bh_enable_ip+0x160/0x260 [ 70.617479] __release_sock+0x10c/0x360 [ 70.621447] release_sock+0x4f/0x180 [ 70.625144] sctp_wait_for_connect+0x22c/0x4c0 [ 70.629707] ? refcount_inc_checked+0x30/0x30 [ 70.634211] ? sctp_get_port_local+0x15b0/0x15b0 [ 70.638947] ? finish_wait+0x290/0x290 [ 70.642834] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.647658] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 70.652345] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 70.656926] ? __sctp_setsockopt_connectx+0x140/0x140 [ 70.662108] ? lock_downgrade+0x860/0x860 [ 70.666240] ? kasan_check_read+0x11/0x20 [ 70.670375] sctp_sendmsg+0xd3f/0x1680 [ 70.674252] ? sctp_id2assoc+0x250/0x250 [ 70.678294] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.683640] ? dup_iter+0x250/0x250 [ 70.687255] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.691992] inet_sendmsg+0x10d/0x450 [ 70.695774] ? security_socket_sendmsg+0x50/0x90 [ 70.700516] ? ipip_gro_receive+0xf0/0xf0 [ 70.704650] sock_sendmsg+0xb7/0xf0 [ 70.708257] ___sys_sendmsg+0x649/0x950 [ 70.712218] ? find_held_lock+0x36/0x1d0 [ 70.716260] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.721000] ? __fget+0x278/0x400 [ 70.724439] ? kasan_check_read+0x11/0x20 [ 70.728568] ? __fget+0x295/0x400 [ 70.732009] ? __f_unlock_pos+0xd/0x10 [ 70.735880] ? __fget_light+0x174/0x1e0 [ 70.739840] ? __fdget+0xe/0x10 [ 70.743119] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.747963] __sys_sendmsg+0xd9/0x180 [ 70.751763] ? __ia32_sys_shutdown+0x70/0x70 [ 70.756168] ? __sb_end_write+0xa4/0xd0 [ 70.760137] ? kasan_check_write+0x14/0x20 [ 70.764360] ? fput+0x18/0x120 [ 70.767545] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.772894] __x64_sys_sendmsg+0x73/0xb0 [ 70.776942] do_syscall_64+0xd6/0x4e0 [ 70.780822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.786000] RIP: 0033:0x458e29 [ 70.789177] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.808067] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.815778] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 70.823040] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.830301] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.837559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 70.844817] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 70.855821] CPU: 1 PID: 6893 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 70.863709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.873077] Call Trace: [ 70.875655] dump_stack+0x123/0x177 [ 70.879278] should_fail.cold.4+0x5/0x13 [ 70.883316] ? sctp_wait_for_connect+0x22c/0x4c0 [ 70.888059] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.893140] ? __x64_sys_sendmsg+0x73/0xb0 [ 70.897352] ? do_syscall_64+0xd6/0x4e0 [ 70.901324] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.906676] __should_failslab+0xba/0xf0 [ 70.910712] should_failslab+0x9/0x14 [ 70.914489] kmem_cache_alloc_trace+0x4b/0x750 [ 70.919048] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.923605] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 70.928688] sctp_transport_new+0x53/0x6a0 [ 70.932902] sctp_assoc_add_peer+0x1c1/0xe40 [ 70.937289] sctp_process_init+0x105/0x2d50 [ 70.941599] ? get_random_bytes+0x2f/0x40 [ 70.945722] ? crng_backtrack_protect+0x80/0x80 [ 70.950370] ? sctp_add_bind_addr+0x1d4/0x320 [ 70.954841] ? sctp_verify_init+0x1660/0x1660 [ 70.959326] ? sctp_bind_addr_copy+0xe6/0x26d [ 70.963804] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 70.969505] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 70.975281] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 70.980882] ? dccp_diag_dump+0x20/0x20 [ 70.984835] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 70.989404] sctp_do_sm+0x112/0x4e50 [ 70.993104] ? __lock_acquire+0x792/0x4980 [ 70.997315] ? kernel_text_address+0x79/0xf0 [ 71.001702] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.007773] ? mark_held_locks+0x130/0x130 [ 71.011990] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 71.017418] ? check_noncircular+0x20/0x20 [ 71.021627] ? save_stack+0xa9/0xd0 [ 71.025246] ? save_stack+0x43/0xd0 [ 71.028848] ? kasan_kmalloc+0xc7/0xe0 [ 71.032721] ? kasan_slab_alloc+0x12/0x20 [ 71.036845] ? kmem_cache_alloc+0x12e/0x730 [ 71.041164] ? find_held_lock+0x36/0x1d0 [ 71.046160] ? mark_held_locks+0xc7/0x130 [ 71.050284] ? ktime_get+0x1a6/0x240 [ 71.053983] ? kvm_clock_read+0x18/0x30 [ 71.057933] ? kvm_clock_get_cycles+0x9/0x10 [ 71.062322] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.066539] sctp_inq_push+0x1aa/0x240 [ 71.070403] sctp_backlog_rcv+0x1ab/0x13b0 [ 71.074613] ? __local_bh_enable_ip+0x160/0x260 [ 71.079262] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.083650] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.088209] ? sctp_hash_obj+0x610/0x610 [ 71.092262] ? __release_sock+0xd0/0x360 [ 71.096298] ? __release_sock+0xd0/0x360 [ 71.100335] ? __local_bh_enable_ip+0x160/0x260 [ 71.104982] __release_sock+0x10c/0x360 [ 71.108949] release_sock+0x4f/0x180 [ 71.112642] sctp_wait_for_connect+0x22c/0x4c0 [ 71.117200] ? refcount_inc_checked+0x30/0x30 [ 71.121692] ? sctp_get_port_local+0x15b0/0x15b0 [ 71.126425] ? finish_wait+0x290/0x290 [ 71.130291] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.134678] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 71.139322] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 71.143892] ? __sctp_setsockopt_connectx+0x140/0x140 [ 71.149059] ? lock_downgrade+0x860/0x860 [ 71.153186] ? kasan_check_read+0x11/0x20 [ 71.157329] sctp_sendmsg+0xd3f/0x1680 [ 71.161197] ? sctp_id2assoc+0x250/0x250 [ 71.165236] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.170575] ? dup_iter+0x250/0x250 [ 71.174184] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.178930] inet_sendmsg+0x10d/0x450 [ 71.182707] ? security_socket_sendmsg+0x50/0x90 [ 71.187437] ? ipip_gro_receive+0xf0/0xf0 [ 71.191565] sock_sendmsg+0xb7/0xf0 [ 71.195180] ___sys_sendmsg+0x649/0x950 [ 71.199131] ? find_held_lock+0x36/0x1d0 [ 71.203170] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.207917] ? __fget+0x278/0x400 [ 71.211347] ? kasan_check_read+0x11/0x20 [ 71.215473] ? __fget+0x295/0x400 [ 71.218909] ? __f_unlock_pos+0xd/0x10 [ 71.222777] ? __fget_light+0x174/0x1e0 [ 71.226728] ? __fdget+0xe/0x10 [ 71.229998] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.234816] __sys_sendmsg+0xd9/0x180 [ 71.238593] ? __ia32_sys_shutdown+0x70/0x70 [ 71.242978] ? __sb_end_write+0xa4/0xd0 [ 71.246929] ? kasan_check_write+0x14/0x20 [ 71.251139] ? fput+0x18/0x120 [ 71.254311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.259653] __x64_sys_sendmsg+0x73/0xb0 [ 71.263818] do_syscall_64+0xd6/0x4e0 [ 71.267596] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.272764] RIP: 0033:0x458e29 [ 71.275936] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.294828] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.302522] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 71.309859] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.317120] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.324369] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 71.331618] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 71.338891] CPU: 0 PID: 6900 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 71.346863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.356215] Call Trace: [ 71.358798] dump_stack+0x123/0x177 [ 71.362427] should_fail.cold.4+0x5/0x13 [ 71.366479] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.371578] ? ___preempt_schedule_notrace+0x16/0x2d [ 71.376679] ? preempt_schedule_notrace+0x70/0x140 [ 71.381609] __should_failslab+0xba/0xf0 [ 71.385663] should_failslab+0x9/0x14 [ 71.389462] __kmalloc+0x70/0x770 [ 71.392914] ? __kmalloc_track_caller+0x33c/0x760 [ 71.397754] ? sctp_tsnmap_init+0x161/0x220 [ 71.402074] sctp_tsnmap_init+0x161/0x220 [ 71.406217] sctp_process_init+0x1bb0/0x2d50 [ 71.410621] ? is_bpf_text_address+0x7d/0xe0 [ 71.411970] FAULT_INJECTION: forcing a failure. [ 71.411970] name failslab, interval 1, probability 0, space 0, times 0 [ 71.415031] ? sctp_verify_init+0x1660/0x1660 [ 71.415040] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 71.415048] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 71.415056] ? save_stack+0x43/0xd0 [ 71.415060] ? __kasan_slab_free+0x102/0x150 [ 71.415064] ? kasan_slab_free+0xe/0x10 [ 71.415074] sctp_do_sm+0x9f6/0x4e50 [ 71.455600] ? __lock_acquire+0x792/0x4980 [ 71.459835] ? sctp_sendmsg+0xd3f/0x1680 [ 71.463886] ? inet_sendmsg+0x10d/0x450 [ 71.467858] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.473913] ? mark_held_locks+0x130/0x130 [ 71.478146] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.483269] ? quarantine_put+0x11b/0x1c0 [ 71.487406] ? find_held_lock+0x36/0x1d0 [ 71.491470] ? kvm_clock_read+0x18/0x30 [ 71.495433] ? kvm_clock_get_cycles+0x9/0x10 [ 71.507997] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.511462] FAULT_INJECTION: forcing a failure. [ 71.511462] name failslab, interval 1, probability 0, space 0, times 0 [ 71.512237] sctp_inq_push+0x1aa/0x240 [ 71.512246] sctp_backlog_rcv+0x1ab/0x13b0 [ 71.512252] ? __local_bh_enable_ip+0x160/0x260 [ 71.512258] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.512266] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.512273] ? sctp_hash_obj+0x610/0x610 [ 71.512279] ? __release_sock+0xd0/0x360 [ 71.512283] ? __release_sock+0xd0/0x360 [ 71.512288] ? __local_bh_enable_ip+0x160/0x260 [ 71.512296] __release_sock+0x10c/0x360 [ 71.512307] release_sock+0x4f/0x180 [ 71.512314] sctp_wait_for_connect+0x22c/0x4c0 [ 71.574518] ? refcount_inc_checked+0x30/0x30 [ 71.579018] ? sctp_get_port_local+0x15b0/0x15b0 [ 71.583768] ? finish_wait+0x290/0x290 [ 71.587787] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.592203] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 71.596871] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 71.601454] ? __sctp_setsockopt_connectx+0x140/0x140 [ 71.606648] ? lock_downgrade+0x860/0x860 [ 71.610795] ? kasan_check_read+0x11/0x20 [ 71.614945] sctp_sendmsg+0xd3f/0x1680 [ 71.618833] ? sctp_id2assoc+0x250/0x250 [ 71.622889] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.628235] ? dup_iter+0x250/0x250 [ 71.631850] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.636615] inet_sendmsg+0x10d/0x450 [ 71.640409] ? security_socket_sendmsg+0x50/0x90 [ 71.645151] ? ipip_gro_receive+0xf0/0xf0 [ 71.649286] sock_sendmsg+0xb7/0xf0 [ 71.652908] ___sys_sendmsg+0x649/0x950 [ 71.656871] ? find_held_lock+0x36/0x1d0 [ 71.660920] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.665670] ? __fget+0x278/0x400 [ 71.669116] ? kasan_check_read+0x11/0x20 [ 71.673253] ? __fget+0x295/0x400 [ 71.676697] ? __f_unlock_pos+0xd/0x10 [ 71.680572] ? __fget_light+0x174/0x1e0 [ 71.684535] ? __fdget+0xe/0x10 [ 71.687804] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.692638] __sys_sendmsg+0xd9/0x180 [ 71.696427] ? __ia32_sys_shutdown+0x70/0x70 [ 71.700823] ? __sb_end_write+0xa4/0xd0 [ 71.704790] ? kasan_check_write+0x14/0x20 [ 71.709012] ? fput+0x18/0x120 [ 71.712193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.717555] __x64_sys_sendmsg+0x73/0xb0 [ 71.721612] do_syscall_64+0xd6/0x4e0 [ 71.725399] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.730574] RIP: 0033:0x458e29 [ 71.733757] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.752776] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.760478] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 71.767745] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.775015] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.782278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 71.789541] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 71.796856] CPU: 1 PID: 6916 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 71.804659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.814008] Call Trace: [ 71.816601] dump_stack+0x123/0x177 [ 71.820225] should_fail.cold.4+0x5/0x13 [ 71.824358] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.829442] ? find_held_lock+0x36/0x1d0 [ 71.833487] __should_failslab+0xba/0xf0 [ 71.837524] should_failslab+0x9/0x14 [ 71.841301] kmem_cache_alloc_trace+0x4b/0x750 [ 71.845860] ? kasan_check_read+0x11/0x20 [ 71.850013] sctp_add_bind_addr+0x5f/0x320 [ 71.854230] sctp_copy_local_addr_list+0x2c2/0x410 [ 71.859139] ? sctp_defaults_init+0xb10/0xb10 [ 71.863630] ? get_random_bytes+0x2f/0x40 [ 71.867760] ? crng_backtrack_protect+0x80/0x80 [ 71.872423] sctp_copy_one_addr+0x47/0xf0 [ 71.876546] ? sctp_copy_one_addr+0x47/0xf0 [ 71.880847] sctp_bind_addr_copy+0xe6/0x26d [ 71.885150] sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 71.890666] sctp_sendmsg_new_asoc+0x2ef/0xd60 [ 71.895248] ? sctp_autobind+0x1e0/0x1e0 [ 71.899288] ? lock_sock_nested+0xc5/0x100 [ 71.903506] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.908065] ? __local_bh_enable_ip+0x160/0x260 [ 71.912709] ? lock_sock_nested+0x82/0x100 [ 71.916924] ? trace_hardirqs_on+0x28/0x190 [ 71.921220] ? lock_sock_nested+0x82/0x100 [ 71.925431] ? lock_sock_nested+0x82/0x100 [ 71.929641] ? __local_bh_enable_ip+0x160/0x260 [ 71.934290] sctp_sendmsg+0x112e/0x1680 [ 71.938248] ? sctp_id2assoc+0x250/0x250 [ 71.942290] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.947631] ? dup_iter+0x250/0x250 [ 71.951242] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.955979] inet_sendmsg+0x10d/0x450 [ 71.959760] ? security_socket_sendmsg+0x50/0x90 [ 71.964492] ? ipip_gro_receive+0xf0/0xf0 [ 71.968631] sock_sendmsg+0xb7/0xf0 [ 71.972236] ___sys_sendmsg+0x649/0x950 [ 71.976192] ? find_held_lock+0x36/0x1d0 [ 71.980230] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.984976] ? __fget+0x278/0x400 [ 71.988495] ? kasan_check_read+0x11/0x20 [ 71.992621] ? __fget+0x295/0x400 [ 71.996056] ? __f_unlock_pos+0xd/0x10 [ 71.999924] ? __fget_light+0x174/0x1e0 [ 72.003878] ? __fdget+0xe/0x10 [ 72.007136] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.011960] __sys_sendmsg+0xd9/0x180 [ 72.015739] ? __ia32_sys_shutdown+0x70/0x70 [ 72.020138] ? __sb_end_write+0xa4/0xd0 [ 72.024095] ? kasan_check_write+0x14/0x20 [ 72.028316] ? fput+0x18/0x120 [ 72.031492] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.036845] __x64_sys_sendmsg+0x73/0xb0 [ 72.040885] do_syscall_64+0xd6/0x4e0 [ 72.044664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.049844] RIP: 0033:0x458e29 [ 72.053015] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.071909] RSP: 002b:00007f14f7472c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.079595] RAX: ffffffffffffffda RBX: 00007f14f7472c90 RCX: 0000000000458e29 [ 72.086844] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.094106] RBP: 000000000073c0e0 R08: 0000000000000000 R09: 0000000000000000 [ 72.101366] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74736d4 [ 72.108613] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000004 [ 72.115873] CPU: 0 PID: 6911 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 72.123671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.133020] Call Trace: [ 72.135651] dump_stack+0x123/0x177 [ 72.139368] should_fail.cold.4+0x5/0x13 [ 72.143426] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.148525] ? __lock_is_held+0xb5/0x140 [ 72.152590] __should_failslab+0xba/0xf0 [ 72.153909] FAULT_INJECTION: forcing a failure. [ 72.153909] name failslab, interval 1, probability 0, space 0, times 0 [ 72.156637] should_failslab+0x9/0x14 [ 72.156645] __kmalloc+0x70/0x770 [ 72.156650] ? __kmalloc_track_caller+0x5e5/0x760 [ 72.156660] ? sctp_tsnmap_init+0x161/0x220 [ 72.156668] sctp_tsnmap_init+0x161/0x220 [ 72.156676] sctp_process_init+0x1bb0/0x2d50 [ 72.156683] ? is_bpf_text_address+0x7d/0xe0 [ 72.156697] ? sctp_verify_init+0x1660/0x1660 [ 72.156704] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 72.206337] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 72.211014] ? save_stack+0x43/0xd0 [ 72.214623] ? __kasan_slab_free+0x102/0x150 [ 72.219021] ? kasan_slab_free+0xe/0x10 [ 72.222978] sctp_do_sm+0x9f6/0x4e50 [ 72.226672] ? __lock_acquire+0x792/0x4980 [ 72.230887] ? sctp_sendmsg+0xd3f/0x1680 [ 72.234928] ? inet_sendmsg+0x10d/0x450 [ 72.238882] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.244932] ? mark_held_locks+0x130/0x130 [ 72.249153] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 72.254242] ? quarantine_put+0x11b/0x1c0 [ 72.258384] ? find_held_lock+0x36/0x1d0 [ 72.262446] ? kvm_clock_read+0x18/0x30 [ 72.266415] ? kvm_clock_get_cycles+0x9/0x10 [ 72.266722] FAULT_INJECTION: forcing a failure. [ 72.266722] name failslab, interval 1, probability 0, space 0, times 0 [ 72.270812] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.270826] sctp_inq_push+0x1aa/0x240 [ 72.270835] sctp_backlog_rcv+0x1ab/0x13b0 [ 72.270841] ? __local_bh_enable_ip+0x160/0x260 [ 72.270847] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.270854] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.270861] ? sctp_hash_obj+0x610/0x610 [ 72.270867] ? __release_sock+0xd0/0x360 [ 72.270871] ? __release_sock+0xd0/0x360 [ 72.270876] ? __local_bh_enable_ip+0x160/0x260 [ 72.270883] __release_sock+0x10c/0x360 [ 72.270893] release_sock+0x4f/0x180 [ 72.270899] sctp_wait_for_connect+0x22c/0x4c0 [ 72.270906] ? refcount_inc_checked+0x30/0x30 [ 72.270915] ? sctp_get_port_local+0x15b0/0x15b0 [ 72.270921] ? finish_wait+0x290/0x290 [ 72.270929] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.270937] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 72.270942] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 72.270958] ? __sctp_setsockopt_connectx+0x140/0x140 [ 72.368867] ? lock_downgrade+0x860/0x860 [ 72.372999] ? kasan_check_read+0x11/0x20 [ 72.377134] sctp_sendmsg+0xd3f/0x1680 [ 72.381010] ? sctp_id2assoc+0x250/0x250 [ 72.385066] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.390414] ? dup_iter+0x250/0x250 [ 72.394041] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.398792] inet_sendmsg+0x10d/0x450 [ 72.402578] ? security_socket_sendmsg+0x50/0x90 [ 72.407318] ? ipip_gro_receive+0xf0/0xf0 [ 72.411444] sock_sendmsg+0xb7/0xf0 [ 72.415055] ___sys_sendmsg+0x649/0x950 [ 72.419015] ? find_held_lock+0x36/0x1d0 [ 72.423063] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.427808] ? __fget+0x278/0x400 [ 72.431245] ? kasan_check_read+0x11/0x20 [ 72.435372] ? __fget+0x295/0x400 [ 72.438816] ? __f_unlock_pos+0xd/0x10 [ 72.442687] ? __fget_light+0x174/0x1e0 [ 72.447521] ? __fdget+0xe/0x10 [ 72.450788] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.455617] __sys_sendmsg+0xd9/0x180 [ 72.459402] ? __ia32_sys_shutdown+0x70/0x70 [ 72.463796] ? __sb_end_write+0xa4/0xd0 [ 72.467771] ? kasan_check_write+0x14/0x20 [ 72.471989] ? fput+0x18/0x120 [ 72.475177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.475522] FAULT_INJECTION: forcing a failure. [ 72.475522] name failslab, interval 1, probability 0, space 0, times 0 [ 72.480528] __x64_sys_sendmsg+0x73/0xb0 [ 72.480538] do_syscall_64+0xd6/0x4e0 [ 72.480546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.480555] RIP: 0033:0x458e29 [ 72.480562] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.480565] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.480571] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 72.480573] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.480576] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.480579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 72.480582] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 72.557196] CPU: 0 PID: 6926 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 72.579078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.588435] Call Trace: [ 72.591026] dump_stack+0x123/0x177 [ 72.594661] should_fail.cold.4+0x5/0x13 [ 72.598716] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.603814] ? is_bpf_text_address+0x7d/0xe0 [ 72.608311] __should_failslab+0xba/0xf0 [ 72.612369] should_failslab+0x9/0x14 [ 72.616175] kmem_cache_alloc_node+0x56/0x730 [ 72.617740] FAULT_INJECTION: forcing a failure. [ 72.617740] name failslab, interval 1, probability 0, space 0, times 0 [ 72.620664] ? sctp_packet_config+0x7aa/0xea0 [ 72.620677] __alloc_skb+0xa7/0x580 [ 72.620684] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.620690] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 72.620694] ? sctp_packet_config+0x7c7/0xea0 [ 72.620700] ? kasan_slab_alloc+0x12/0x20 [ 72.620706] ? kmem_cache_alloc+0x12e/0x730 [ 72.620717] sctp_packet_transmit+0x26b/0x3490 [ 72.620722] ? sctp_packet_append_chunk+0x890/0xef0 [ 72.620729] ? sock_sendmsg+0xb7/0xf0 [ 72.620732] ? ___sys_sendmsg+0x649/0x950 [ 72.620735] ? __sys_sendmsg+0xd9/0x180 [ 72.620747] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 72.620755] ? sctp_packet_config+0xea0/0xea0 [ 72.620760] ? sctp_packet_append_chunk+0x890/0xef0 [ 72.620769] ? sctp_packet_transmit_chunk+0x22/0x124 [ 72.620777] sctp_outq_flush+0x252/0x22f0 [ 72.620785] ? rcu_read_lock_sched_held+0x108/0x120 [ 72.620790] ? kmem_cache_alloc+0x33a/0x730 [ 72.620798] ? __sctp_outq_teardown+0xc30/0xc30 [ 72.620809] ? sctp_outq_tail+0x58c/0x970 [ 72.726808] sctp_outq_uncork+0x49/0x60 [ 72.730787] sctp_do_sm+0x1056/0x4e50 [ 72.734581] ? __lock_acquire+0x792/0x4980 [ 72.738799] ? sctp_sendmsg+0xd3f/0x1680 [ 72.742842] ? inet_sendmsg+0x10d/0x450 [ 72.746816] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.752873] ? mark_held_locks+0x130/0x130 [ 72.757100] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 72.762185] ? quarantine_put+0x11b/0x1c0 [ 72.766320] ? find_held_lock+0x36/0x1d0 [ 72.770379] ? kvm_clock_read+0x18/0x30 [ 72.774354] ? kvm_clock_get_cycles+0x9/0x10 [ 72.778763] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.782988] sctp_inq_push+0x1aa/0x240 [ 72.786857] sctp_backlog_rcv+0x1ab/0x13b0 [ 72.791080] ? __local_bh_enable_ip+0x160/0x260 [ 72.795735] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.800132] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.805655] ? sctp_hash_obj+0x610/0x610 [ 72.810655] ? __release_sock+0xd0/0x360 [ 72.814704] ? __release_sock+0xd0/0x360 [ 72.818779] ? __local_bh_enable_ip+0x160/0x260 [ 72.824390] __release_sock+0x10c/0x360 [ 72.828347] release_sock+0x4f/0x180 [ 72.832047] sctp_wait_for_connect+0x22c/0x4c0 [ 72.836615] ? refcount_inc_checked+0x30/0x30 [ 72.841100] ? sctp_get_port_local+0x15b0/0x15b0 [ 72.845840] ? finish_wait+0x290/0x290 [ 72.849713] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.854124] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 72.858770] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 72.863350] ? __sctp_setsockopt_connectx+0x140/0x140 [ 72.868534] ? lock_downgrade+0x860/0x860 [ 72.872676] ? kasan_check_read+0x11/0x20 [ 72.876814] sctp_sendmsg+0xd3f/0x1680 [ 72.880696] ? sctp_id2assoc+0x250/0x250 [ 72.884751] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.890102] ? dup_iter+0x250/0x250 [ 72.893727] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.898480] inet_sendmsg+0x10d/0x450 [ 72.902271] ? security_socket_sendmsg+0x50/0x90 [ 72.907536] ? ipip_gro_receive+0xf0/0xf0 [ 72.911670] sock_sendmsg+0xb7/0xf0 [ 72.915287] ___sys_sendmsg+0x649/0x950 [ 72.919253] ? find_held_lock+0x36/0x1d0 [ 72.923746] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.928509] ? __fget+0x278/0x400 [ 72.931959] ? kasan_check_read+0x11/0x20 [ 72.936126] ? __fget+0x295/0x400 [ 72.939580] ? __f_unlock_pos+0xd/0x10 [ 72.943457] ? __fget_light+0x174/0x1e0 [ 72.947474] ? __fdget+0xe/0x10 [ 72.950754] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.955588] __sys_sendmsg+0xd9/0x180 [ 72.959379] ? __ia32_sys_shutdown+0x70/0x70 [ 72.963781] ? __sb_end_write+0xa4/0xd0 [ 72.967752] ? kasan_check_write+0x14/0x20 [ 72.971980] ? fput+0x18/0x120 [ 72.975160] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.980514] __x64_sys_sendmsg+0x73/0xb0 [ 72.984571] do_syscall_64+0xd6/0x4e0 [ 72.988389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.993576] RIP: 0033:0x458e29 [ 72.996757] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.015656] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.023385] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 73.030667] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.037921] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.045193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 73.052448] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 73.065638] CPU: 0 PID: 6924 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 73.073446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.082796] Call Trace: [ 73.085376] dump_stack+0x123/0x177 [ 73.088999] should_fail.cold.4+0x5/0x13 [ 73.093069] ? kasan_unpoison_shadow+0x35/0x50 [ 73.097647] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.102745] ? __kmalloc_node_track_caller+0x50/0x70 [ 73.107858] __should_failslab+0xba/0xf0 [ 73.111913] should_failslab+0x9/0x14 [ 73.115712] kmem_cache_alloc+0x47/0x730 [ 73.119894] ? skb_scrub_packet+0x3c0/0x3c0 [ 73.124208] ? timer_reduce+0x4c0/0xf50 [ 73.128180] sctp_chunkify+0x46/0x270 [ 73.131970] _sctp_make_chunk+0x128/0x260 [ 73.136107] sctp_make_cookie_echo+0x85/0x160 [ 73.140593] sctp_do_sm+0x2929/0x4e50 [ 73.144387] ? __lock_acquire+0x792/0x4980 [ 73.148612] ? sctp_sendmsg+0xd3f/0x1680 [ 73.152669] ? inet_sendmsg+0x10d/0x450 [ 73.156634] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.162689] ? mark_held_locks+0x130/0x130 [ 73.166913] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 73.172003] ? quarantine_put+0x11b/0x1c0 [ 73.176166] ? find_held_lock+0x36/0x1d0 [ 73.180230] ? kvm_clock_read+0x18/0x30 [ 73.184200] ? kvm_clock_get_cycles+0x9/0x10 [ 73.188601] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.192832] sctp_inq_push+0x1aa/0x240 [ 73.196712] sctp_backlog_rcv+0x1ab/0x13b0 [ 73.200940] ? __local_bh_enable_ip+0x160/0x260 [ 73.205610] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.210013] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.214357] FAULT_INJECTION: forcing a failure. [ 73.214357] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.214585] ? sctp_hash_obj+0x610/0x610 [ 73.230391] ? __release_sock+0xd0/0x360 [ 73.234430] ? __release_sock+0xd0/0x360 [ 73.238473] ? __local_bh_enable_ip+0x160/0x260 [ 73.243122] __release_sock+0x10c/0x360 [ 73.247079] release_sock+0x4f/0x180 [ 73.250774] sctp_wait_for_connect+0x22c/0x4c0 [ 73.255333] ? refcount_inc_checked+0x30/0x30 [ 73.259809] ? sctp_get_port_local+0x15b0/0x15b0 [ 73.265497] ? finish_wait+0x290/0x290 [ 73.269364] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.273751] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 73.278398] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 73.282967] ? __sctp_setsockopt_connectx+0x140/0x140 [ 73.288136] ? lock_downgrade+0x860/0x860 [ 73.292271] sctp_sendmsg+0xd3f/0x1680 [ 73.296142] ? sctp_id2assoc+0x250/0x250 [ 73.300183] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.305533] ? dup_iter+0x250/0x250 [ 73.309151] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.313885] inet_sendmsg+0x10d/0x450 [ 73.317662] ? security_socket_sendmsg+0x50/0x90 [ 73.322395] ? ipip_gro_receive+0xf0/0xf0 [ 73.326522] sock_sendmsg+0xb7/0xf0 [ 73.330127] ___sys_sendmsg+0x649/0x950 [ 73.334184] ? find_held_lock+0x36/0x1d0 [ 73.338223] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.342957] ? __fget+0x278/0x400 [ 73.346390] ? kasan_check_read+0x11/0x20 [ 73.350526] ? __fget+0x295/0x400 [ 73.353960] ? __f_unlock_pos+0xd/0x10 [ 73.357827] ? __fget_light+0x174/0x1e0 [ 73.361789] ? __fdget+0xe/0x10 [ 73.365049] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.369869] __sys_sendmsg+0xd9/0x180 [ 73.373645] ? __ia32_sys_shutdown+0x70/0x70 [ 73.378045] ? __sb_end_write+0xa4/0xd0 [ 73.381996] ? kasan_check_write+0x14/0x20 [ 73.386292] ? fput+0x18/0x120 [ 73.389464] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.394819] __x64_sys_sendmsg+0x73/0xb0 [ 73.398859] do_syscall_64+0xd6/0x4e0 [ 73.402636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.407802] RIP: 0033:0x458e29 [ 73.410971] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.429850] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.437543] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 73.444789] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.452045] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.459305] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 73.466553] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 73.473814] CPU: 1 PID: 6950 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 73.481610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.490994] Call Trace: [ 73.493566] dump_stack+0x123/0x177 [ 73.497173] should_fail.cold.4+0x5/0x13 [ 73.501211] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.506291] ? save_stack+0xa9/0xd0 [ 73.509902] __alloc_pages_nodemask+0x1d5/0x710 [ 73.514547] ? sctp_inq_push+0x1aa/0x240 [ 73.518583] ? sctp_backlog_rcv+0x1ab/0x13b0 [ 73.522969] ? __release_sock+0x10c/0x360 [ 73.527094] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 73.532087] ? sock_sendmsg+0xb7/0xf0 [ 73.535865] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.541205] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.546285] cache_grow_begin+0x91/0x8d0 [ 73.550322] ? kmem_cache_alloc_trace+0xa0/0x750 [ 73.555057] kmem_cache_alloc_trace+0x67e/0x750 [ 73.559707] flex_array_alloc+0x19e/0x270 [ 73.563836] fa_alloc+0x14/0x50 [ 73.567091] sctp_stream_alloc_in+0x23/0x230 [ 73.571912] sctp_stream_init+0x1ba/0x330 [ 73.576038] ? sctp_tsnmap_init+0x161/0x220 [ 73.580335] sctp_process_init+0x1c24/0x2d50 [ 73.584721] ? is_bpf_text_address+0x7d/0xe0 [ 73.589111] ? sctp_verify_init+0x1660/0x1660 [ 73.593607] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 73.598277] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 73.602931] ? save_stack+0x43/0xd0 [ 73.606544] ? __kasan_slab_free+0x102/0x150 [ 73.610930] ? kasan_slab_free+0xe/0x10 [ 73.614887] sctp_do_sm+0x9f6/0x4e50 [ 73.618578] ? __lock_acquire+0x792/0x4980 [ 73.622790] ? sctp_sendmsg+0xd3f/0x1680 [ 73.626826] ? inet_sendmsg+0x10d/0x450 [ 73.630782] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.636817] ? mark_held_locks+0x130/0x130 [ 73.641029] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 73.646111] ? quarantine_put+0x11b/0x1c0 [ 73.650239] ? find_held_lock+0x36/0x1d0 [ 73.654289] ? kvm_clock_read+0x18/0x30 [ 73.658259] ? kvm_clock_get_cycles+0x9/0x10 [ 73.662757] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.666987] sctp_inq_push+0x1aa/0x240 [ 73.670852] sctp_backlog_rcv+0x1ab/0x13b0 [ 73.675066] ? __local_bh_enable_ip+0x160/0x260 [ 73.679711] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.684096] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.688655] ? sctp_hash_obj+0x610/0x610 [ 73.692705] ? __release_sock+0xd0/0x360 [ 73.696742] ? __release_sock+0xd0/0x360 [ 73.700778] ? __local_bh_enable_ip+0x160/0x260 [ 73.705427] __release_sock+0x10c/0x360 [ 73.709398] release_sock+0x4f/0x180 [ 73.713090] sctp_wait_for_connect+0x22c/0x4c0 [ 73.717663] ? refcount_inc_checked+0x30/0x30 [ 73.722140] ? sctp_get_port_local+0x15b0/0x15b0 [ 73.726889] ? finish_wait+0x290/0x290 [ 73.730764] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.735153] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 73.739813] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 73.744377] ? __sctp_setsockopt_connectx+0x140/0x140 [ 73.749558] ? lock_downgrade+0x860/0x860 [ 73.753719] ? kasan_check_read+0x11/0x20 [ 73.757874] sctp_sendmsg+0xd3f/0x1680 [ 73.761752] ? sctp_id2assoc+0x250/0x250 [ 73.765814] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.771163] ? dup_iter+0x250/0x250 [ 73.774794] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.779536] inet_sendmsg+0x10d/0x450 [ 73.783316] ? security_socket_sendmsg+0x50/0x90 [ 73.788047] ? ipip_gro_receive+0xf0/0xf0 [ 73.792171] sock_sendmsg+0xb7/0xf0 [ 73.795774] ___sys_sendmsg+0x649/0x950 [ 73.799726] ? find_held_lock+0x36/0x1d0 [ 73.803762] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.808495] ? __fget+0x278/0x400 [ 73.811926] ? kasan_check_read+0x11/0x20 [ 73.816051] ? __fget+0x295/0x400 [ 73.819486] ? __f_unlock_pos+0xd/0x10 [ 73.823353] ? __fget_light+0x174/0x1e0 [ 73.827306] ? __fdget+0xe/0x10 [ 73.830565] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.835397] __sys_sendmsg+0xd9/0x180 [ 73.839188] ? __ia32_sys_shutdown+0x70/0x70 [ 73.843573] ? __sb_end_write+0xa4/0xd0 [ 73.847536] ? kasan_check_write+0x14/0x20 [ 73.857387] ? fput+0x18/0x120 [ 73.860562] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.865903] __x64_sys_sendmsg+0x73/0xb0 [ 73.869949] do_syscall_64+0xd6/0x4e0 [ 73.873828] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.878993] RIP: 0033:0x458e29 [ 73.882163] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.901055] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.908738] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 73.915986] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.923247] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 2020/12/21 03:16:18 executed programs: 90 [ 73.930508] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 73.937756] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 73.945022] CPU: 0 PID: 6927 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 73.952819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.962171] Call Trace: [ 73.964758] dump_stack+0x123/0x177 [ 73.968390] should_fail.cold.4+0x5/0x13 [ 73.972448] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.977549] ? is_bpf_text_address+0x7d/0xe0 [ 73.981957] __should_failslab+0xba/0xf0 [ 73.986010] should_failslab+0x9/0x14 [ 73.989799] kmem_cache_alloc_node+0x56/0x730 [ 73.994283] ? sctp_packet_config+0x7aa/0xea0 [ 73.998804] __alloc_skb+0xa7/0x580 [ 74.002427] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.006741] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 74.011927] ? sctp_packet_config+0x7c7/0xea0 [ 74.016424] ? kasan_slab_alloc+0x12/0x20 [ 74.020568] ? kmem_cache_alloc+0x12e/0x730 [ 74.024900] sctp_packet_transmit+0x26b/0x3490 [ 74.029475] ? sctp_packet_append_chunk+0x890/0xef0 [ 74.034479] ? sock_sendmsg+0xb7/0xf0 [ 74.038272] ? ___sys_sendmsg+0x649/0x950 [ 74.042433] ? __sys_sendmsg+0xd9/0x180 [ 74.046418] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 74.052212] ? sctp_packet_config+0xea0/0xea0 [ 74.056696] ? sctp_packet_append_chunk+0x890/0xef0 [ 74.061704] ? sctp_packet_transmit_chunk+0x22/0x124 [ 74.066801] sctp_outq_flush+0x252/0x22f0 [ 74.070944] ? rcu_read_lock_sched_held+0x108/0x120 [ 74.075959] ? kmem_cache_alloc+0x33a/0x730 [ 74.080279] ? __sctp_outq_teardown+0xc30/0xc30 [ 74.084941] ? sctp_outq_tail+0x58c/0x970 [ 74.089079] sctp_outq_uncork+0x49/0x60 [ 74.093052] sctp_do_sm+0x1056/0x4e50 [ 74.096841] ? __lock_acquire+0x792/0x4980 [ 74.101072] ? sctp_sendmsg+0xd3f/0x1680 [ 74.105162] ? inet_sendmsg+0x10d/0x450 [ 74.109130] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.115187] ? mark_held_locks+0x130/0x130 [ 74.119418] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 74.124518] ? quarantine_put+0x11b/0x1c0 [ 74.128667] ? find_held_lock+0x36/0x1d0 [ 74.132734] ? kvm_clock_read+0x18/0x30 [ 74.136701] ? kvm_clock_get_cycles+0x9/0x10 [ 74.141107] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.145345] sctp_inq_push+0x1aa/0x240 [ 74.149225] sctp_backlog_rcv+0x1ab/0x13b0 [ 74.153449] ? __local_bh_enable_ip+0x160/0x260 [ 74.158113] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.162515] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.167096] ? sctp_hash_obj+0x610/0x610 [ 74.171148] ? __release_sock+0xd0/0x360 [ 74.175196] ? __release_sock+0xd0/0x360 [ 74.179245] ? __local_bh_enable_ip+0x160/0x260 [ 74.183904] __release_sock+0x10c/0x360 [ 74.187880] release_sock+0x4f/0x180 [ 74.191597] sctp_wait_for_connect+0x22c/0x4c0 [ 74.196171] ? refcount_inc_checked+0x30/0x30 [ 74.200665] ? sctp_get_port_local+0x15b0/0x15b0 [ 74.205412] ? finish_wait+0x290/0x290 [ 74.209295] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.213705] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 74.218366] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 74.222957] ? __sctp_setsockopt_connectx+0x140/0x140 [ 74.228149] ? lock_downgrade+0x860/0x860 [ 74.232290] ? kasan_check_read+0x11/0x20 [ 74.236459] sctp_sendmsg+0xd3f/0x1680 [ 74.240350] ? sctp_id2assoc+0x250/0x250 [ 74.244405] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.249757] ? dup_iter+0x250/0x250 [ 74.253388] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.258141] inet_sendmsg+0x10d/0x450 [ 74.261932] ? security_socket_sendmsg+0x50/0x90 [ 74.266685] ? ipip_gro_receive+0xf0/0xf0 [ 74.270831] sock_sendmsg+0xb7/0xf0 [ 74.274545] ___sys_sendmsg+0x649/0x950 [ 74.278503] ? find_held_lock+0x36/0x1d0 [ 74.282553] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.287305] ? __fget+0x278/0x400 [ 74.290754] ? kasan_check_read+0x11/0x20 [ 74.294906] ? __fget+0x295/0x400 [ 74.298363] ? __f_unlock_pos+0xd/0x10 [ 74.302246] ? __fget_light+0x174/0x1e0 [ 74.306214] ? __fdget+0xe/0x10 [ 74.309489] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.314319] __sys_sendmsg+0xd9/0x180 [ 74.318103] ? __ia32_sys_shutdown+0x70/0x70 [ 74.322497] ? __sb_end_write+0xa4/0xd0 [ 74.326457] ? kasan_check_write+0x14/0x20 [ 74.330677] ? fput+0x18/0x120 [ 74.333877] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.339240] __x64_sys_sendmsg+0x73/0xb0 [ 74.343295] do_syscall_64+0xd6/0x4e0 [ 74.347087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.352263] RIP: 0033:0x458e29 [ 74.355440] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.362596] FAULT_INJECTION: forcing a failure. [ 74.362596] name failslab, interval 1, probability 0, space 0, times 0 [ 74.374412] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.374419] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 74.374422] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.374425] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.374428] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 74.374432] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000004 [ 74.382176] CPU: 0 PID: 6940 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 74.437597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.446929] Call Trace: [ 74.449499] dump_stack+0x123/0x177 [ 74.453116] should_fail.cold.4+0x5/0x13 [ 74.457152] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.462234] ? lock_downgrade+0x860/0x860 [ 74.466361] __should_failslab+0xba/0xf0 [ 74.470396] should_failslab+0x9/0x14 [ 74.474173] kmem_cache_alloc+0x2be/0x730 [ 74.478299] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.482596] ? lock_downgrade+0x830/0x860 [ 74.486719] sctp_chunkify+0x46/0x270 [ 74.490496] _sctp_make_chunk+0x128/0x260 [ 74.494622] sctp_make_datafrag_empty+0x159/0x260 [ 74.499441] ? sctp_make_ecne+0xf0/0xf0 [ 74.503393] sctp_datamsg_from_user+0x4dc/0xf40 [ 74.508045] sctp_sendmsg_to_asoc+0xa64/0x1e10 [ 74.512603] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 74.517165] ? __sctp_setsockopt_connectx+0x140/0x140 [ 74.522333] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 74.527500] ? lock_downgrade+0x860/0x860 [ 74.531626] ? kasan_check_read+0x11/0x20 [ 74.535754] sctp_sendmsg+0xd3f/0x1680 [ 74.539631] ? sctp_id2assoc+0x250/0x250 [ 74.543678] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.549016] ? dup_iter+0x250/0x250 [ 74.552621] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.557354] inet_sendmsg+0x10d/0x450 [ 74.561132] ? security_socket_sendmsg+0x50/0x90 [ 74.565859] ? ipip_gro_receive+0xf0/0xf0 [ 74.569993] sock_sendmsg+0xb7/0xf0 [ 74.573594] ___sys_sendmsg+0x649/0x950 [ 74.577642] ? find_held_lock+0x36/0x1d0 [ 74.581679] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.586408] ? __fget+0x278/0x400 [ 74.589953] ? kasan_check_read+0x11/0x20 [ 74.594106] ? __fget+0x295/0x400 [ 74.597545] ? __f_unlock_pos+0xd/0x10 [ 74.601413] ? __fget_light+0x174/0x1e0 [ 74.605380] ? __fdget+0xe/0x10 [ 74.608638] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.613457] __sys_sendmsg+0xd9/0x180 [ 74.617232] ? __ia32_sys_shutdown+0x70/0x70 [ 74.621625] ? __sb_end_write+0xa4/0xd0 [ 74.625575] ? kasan_check_write+0x14/0x20 [ 74.629783] ? fput+0x18/0x120 [ 74.632953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.638291] __x64_sys_sendmsg+0x73/0xb0 [ 74.642329] do_syscall_64+0xd6/0x4e0 [ 74.646107] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.651271] RIP: 0033:0x458e29 [ 74.654441] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.673421] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.681103] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 74.688347] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.695593] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.702838] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 74.710095] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 74.741428] FAULT_INJECTION: forcing a failure. [ 74.741428] name failslab, interval 1, probability 0, space 0, times 0 [ 74.750314] FAULT_INJECTION: forcing a failure. [ 74.750314] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.753979] FAULT_INJECTION: forcing a failure. [ 74.753979] name failslab, interval 1, probability 0, space 0, times 0 [ 74.764420] CPU: 1 PID: 6970 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 74.764424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.764426] Call Trace: [ 74.764439] dump_stack+0x123/0x177 [ 74.764449] should_fail.cold.4+0x5/0x13 [ 74.764457] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.764465] ? mark_held_locks+0xc7/0x130 [ 74.764471] ? _raw_spin_unlock_irq+0x27/0x80 [ 74.764480] __alloc_pages_nodemask+0x1d5/0x710 [ 74.764485] ? trace_hardirqs_on+0x28/0x190 [ 74.764491] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 74.764497] ? __switch_to_asm+0x35/0x70 [ 74.764502] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.764512] cache_grow_begin+0x91/0x8d0 [ 74.764518] ? kmem_cache_alloc_trace+0xa0/0x750 [ 74.764529] kmem_cache_alloc_trace+0x67e/0x750 [ 74.764538] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.764548] flex_array_alloc+0x19e/0x270 [ 74.764559] fa_alloc+0x14/0x50 [ 74.764566] sctp_stream_alloc_in+0x23/0x230 [ 74.764572] ? sctp_sched_ops_from_stream+0x27/0x40 [ 74.764579] sctp_stream_init+0x1ba/0x330 [ 74.764585] ? sctp_tsnmap_init+0x161/0x220 [ 74.764592] sctp_process_init+0x1c24/0x2d50 [ 74.764601] ? is_bpf_text_address+0x7d/0xe0 [ 74.780113] FAULT_INJECTION: forcing a failure. [ 74.780113] name failslab, interval 1, probability 0, space 0, times 0 [ 74.783571] ? sctp_verify_init+0x1660/0x1660 [ 74.783580] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 74.783588] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 74.783595] ? save_stack+0x43/0xd0 [ 74.783599] ? __kasan_slab_free+0x102/0x150 [ 74.783603] ? kasan_slab_free+0xe/0x10 [ 74.783612] sctp_do_sm+0x9f6/0x4e50 [ 74.783620] ? __lock_acquire+0x792/0x4980 [ 74.937088] ? sctp_sendmsg+0xd3f/0x1680 [ 74.941129] ? inet_sendmsg+0x10d/0x450 [ 74.945090] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.951131] ? mark_held_locks+0x130/0x130 [ 74.955344] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 74.960425] ? quarantine_put+0x11b/0x1c0 [ 74.964555] ? find_held_lock+0x36/0x1d0 [ 74.968604] ? kvm_clock_read+0x18/0x30 [ 74.972555] ? kvm_clock_get_cycles+0x9/0x10 [ 74.976944] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.981165] sctp_inq_push+0x1aa/0x240 [ 74.985040] sctp_backlog_rcv+0x1ab/0x13b0 [ 74.989267] ? __local_bh_enable_ip+0x160/0x260 [ 74.993916] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.998310] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.002886] ? sctp_hash_obj+0x610/0x610 [ 75.006931] ? __release_sock+0xd0/0x360 [ 75.010967] ? __release_sock+0xd0/0x360 [ 75.015022] ? __local_bh_enable_ip+0x160/0x260 [ 75.019671] __release_sock+0x10c/0x360 [ 75.023626] release_sock+0x4f/0x180 [ 75.027320] sctp_wait_for_connect+0x22c/0x4c0 [ 75.031892] ? refcount_inc_checked+0x30/0x30 [ 75.036380] ? sctp_get_port_local+0x15b0/0x15b0 [ 75.041112] ? finish_wait+0x290/0x290 [ 75.044979] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.049369] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 75.054013] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 75.058588] ? __sctp_setsockopt_connectx+0x140/0x140 [ 75.063765] ? lock_downgrade+0x860/0x860 [ 75.067978] ? kasan_check_read+0x11/0x20 [ 75.072108] sctp_sendmsg+0xd3f/0x1680 [ 75.075976] ? sctp_id2assoc+0x250/0x250 [ 75.080021] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.085363] ? dup_iter+0x250/0x250 [ 75.088972] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.093710] inet_sendmsg+0x10d/0x450 [ 75.097503] ? security_socket_sendmsg+0x50/0x90 [ 75.102233] ? ipip_gro_receive+0xf0/0xf0 [ 75.106369] sock_sendmsg+0xb7/0xf0 [ 75.109974] ___sys_sendmsg+0x649/0x950 [ 75.113923] ? find_held_lock+0x36/0x1d0 [ 75.117973] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.122708] ? __fget+0x278/0x400 [ 75.126138] ? kasan_check_read+0x11/0x20 [ 75.130266] ? __fget+0x295/0x400 [ 75.133700] ? __f_unlock_pos+0xd/0x10 [ 75.137569] ? __fget_light+0x174/0x1e0 [ 75.141520] ? __fdget+0xe/0x10 [ 75.146080] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.150900] __sys_sendmsg+0xd9/0x180 [ 75.154677] ? __ia32_sys_shutdown+0x70/0x70 [ 75.159068] ? __sb_end_write+0xa4/0xd0 [ 75.163032] ? kasan_check_write+0x14/0x20 [ 75.167241] ? fput+0x18/0x120 [ 75.170417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.175762] __x64_sys_sendmsg+0x73/0xb0 [ 75.179808] do_syscall_64+0xd6/0x4e0 [ 75.183678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.188843] RIP: 0033:0x458e29 [ 75.192016] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.210896] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.218580] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 75.225828] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.233074] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.240325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 75.247579] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 75.254852] CPU: 0 PID: 6967 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 75.262653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.272001] Call Trace: [ 75.274587] dump_stack+0x123/0x177 [ 75.278213] should_fail.cold.4+0x5/0x13 [ 75.282275] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.287375] ? lock_downgrade+0x860/0x860 [ 75.291522] __should_failslab+0xba/0xf0 [ 75.295583] should_failslab+0x9/0x14 [ 75.299376] kmem_cache_alloc_node+0x56/0x730 [ 75.303864] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 75.309044] ? timer_reduce+0x5b1/0xf50 [ 75.313024] __alloc_skb+0xa7/0x580 [ 75.316649] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.320967] ? timer_reduce+0x5b1/0xf50 [ 75.324937] ? kasan_check_read+0x11/0x20 [ 75.329085] _sctp_make_chunk+0x3f/0x260 [ 75.333142] sctp_make_cookie_echo+0x85/0x160 [ 75.337627] sctp_do_sm+0x2929/0x4e50 [ 75.341408] ? __lock_acquire+0x792/0x4980 [ 75.345618] ? sctp_sendmsg+0xd3f/0x1680 [ 75.349654] ? inet_sendmsg+0x10d/0x450 [ 75.353609] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.359644] ? mark_held_locks+0x130/0x130 [ 75.363857] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.368935] ? quarantine_put+0x11b/0x1c0 [ 75.373061] ? find_held_lock+0x36/0x1d0 [ 75.377106] ? kvm_clock_read+0x18/0x30 [ 75.381056] ? kvm_clock_get_cycles+0x9/0x10 [ 75.385451] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.389666] sctp_inq_push+0x1aa/0x240 [ 75.393530] sctp_backlog_rcv+0x1ab/0x13b0 [ 75.397754] ? __local_bh_enable_ip+0x160/0x260 [ 75.402398] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.406781] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.411340] ? sctp_hash_obj+0x610/0x610 [ 75.415376] ? __release_sock+0xd0/0x360 [ 75.419409] ? __release_sock+0xd0/0x360 [ 75.423532] ? __local_bh_enable_ip+0x160/0x260 [ 75.428176] __release_sock+0x10c/0x360 [ 75.432130] release_sock+0x4f/0x180 [ 75.435819] sctp_wait_for_connect+0x22c/0x4c0 [ 75.440379] ? refcount_inc_checked+0x30/0x30 [ 75.444856] ? sctp_get_port_local+0x15b0/0x15b0 [ 75.449593] ? finish_wait+0x290/0x290 [ 75.453457] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.457854] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 75.462497] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 75.467061] ? __sctp_setsockopt_connectx+0x140/0x140 [ 75.472226] ? lock_downgrade+0x860/0x860 [ 75.476362] ? kasan_check_read+0x11/0x20 [ 75.480501] sctp_sendmsg+0xd3f/0x1680 [ 75.484389] ? sctp_id2assoc+0x250/0x250 [ 75.488437] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.493796] ? dup_iter+0x250/0x250 [ 75.497410] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.502146] inet_sendmsg+0x10d/0x450 [ 75.505925] ? security_socket_sendmsg+0x50/0x90 [ 75.510658] ? ipip_gro_receive+0xf0/0xf0 [ 75.514785] sock_sendmsg+0xb7/0xf0 [ 75.518388] ___sys_sendmsg+0x649/0x950 [ 75.522338] ? find_held_lock+0x36/0x1d0 [ 75.526375] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.531107] ? __fget+0x278/0x400 [ 75.534536] ? kasan_check_read+0x11/0x20 [ 75.538662] ? __fget+0x295/0x400 [ 75.542097] ? __f_unlock_pos+0xd/0x10 [ 75.549175] ? __fget_light+0x174/0x1e0 [ 75.553212] ? __fdget+0xe/0x10 [ 75.556467] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.561286] __sys_sendmsg+0xd9/0x180 [ 75.565063] ? __ia32_sys_shutdown+0x70/0x70 [ 75.569457] ? __sb_end_write+0xa4/0xd0 [ 75.573425] ? kasan_check_write+0x14/0x20 [ 75.577642] ? fput+0x18/0x120 [ 75.580884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.586236] __x64_sys_sendmsg+0x73/0xb0 [ 75.590282] do_syscall_64+0xd6/0x4e0 [ 75.594085] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.599250] RIP: 0033:0x458e29 [ 75.602433] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.621321] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.629010] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 75.636269] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.643517] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.650762] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 75.658009] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 75.681457] CPU: 0 PID: 6966 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 75.689281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.698720] Call Trace: [ 75.701313] dump_stack+0x123/0x177 [ 75.704940] should_fail.cold.4+0x5/0x13 [ 75.705113] FAULT_INJECTION: forcing a failure. [ 75.705113] name failslab, interval 1, probability 0, space 0, times 0 [ 75.708991] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.708998] ? lock_downgrade+0x860/0x860 [ 75.709011] __should_failslab+0xba/0xf0 [ 75.709018] should_failslab+0x9/0x14 [ 75.709024] kmem_cache_alloc_node+0x56/0x730 [ 75.709033] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 75.746899] ? timer_reduce+0x5b1/0xf50 [ 75.750858] __alloc_skb+0xa7/0x580 [ 75.754466] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.758768] ? timer_reduce+0x5b1/0xf50 [ 75.762821] ? kasan_check_read+0x11/0x20 [ 75.767082] _sctp_make_chunk+0x3f/0x260 [ 75.771129] sctp_make_cookie_echo+0x85/0x160 [ 75.775611] sctp_do_sm+0x2929/0x4e50 [ 75.779400] ? __lock_acquire+0x792/0x4980 [ 75.783621] ? sctp_sendmsg+0xd3f/0x1680 [ 75.787659] ? inet_sendmsg+0x10d/0x450 [ 75.791616] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.797656] ? mark_held_locks+0x130/0x130 [ 75.801875] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.806963] ? quarantine_put+0x11b/0x1c0 [ 75.811101] ? find_held_lock+0x36/0x1d0 [ 75.815153] ? kvm_clock_read+0x18/0x30 [ 75.819106] ? kvm_clock_get_cycles+0x9/0x10 [ 75.823500] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.827719] sctp_inq_push+0x1aa/0x240 [ 75.831593] sctp_backlog_rcv+0x1ab/0x13b0 [ 75.835824] ? __local_bh_enable_ip+0x160/0x260 [ 75.840477] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.844869] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.849436] ? sctp_hash_obj+0x610/0x610 [ 75.853480] ? __release_sock+0xd0/0x360 [ 75.857518] ? __release_sock+0xd0/0x360 [ 75.861561] ? __local_bh_enable_ip+0x160/0x260 [ 75.866214] __release_sock+0x10c/0x360 [ 75.870172] release_sock+0x4f/0x180 [ 75.873868] sctp_wait_for_connect+0x22c/0x4c0 [ 75.878428] ? refcount_inc_checked+0x30/0x30 [ 75.882910] ? sctp_get_port_local+0x15b0/0x15b0 [ 75.887661] ? finish_wait+0x290/0x290 [ 75.891532] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.895919] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 75.900566] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 75.905137] ? __sctp_setsockopt_connectx+0x140/0x140 [ 75.910307] ? lock_downgrade+0x860/0x860 [ 75.914435] ? kasan_check_read+0x11/0x20 [ 75.918567] sctp_sendmsg+0xd3f/0x1680 [ 75.922442] ? sctp_id2assoc+0x250/0x250 [ 75.926486] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.931835] ? dup_iter+0x250/0x250 [ 75.935463] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.940205] inet_sendmsg+0x10d/0x450 [ 75.943995] ? security_socket_sendmsg+0x50/0x90 [ 75.948740] ? ipip_gro_receive+0xf0/0xf0 [ 75.952866] sock_sendmsg+0xb7/0xf0 [ 75.956473] ___sys_sendmsg+0x649/0x950 [ 75.960430] ? find_held_lock+0x36/0x1d0 [ 75.964475] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.969213] ? __fget+0x278/0x400 [ 75.972665] ? kasan_check_read+0x11/0x20 [ 75.976796] ? __fget+0x295/0x400 [ 75.980241] ? __f_unlock_pos+0xd/0x10 [ 75.984114] ? __fget_light+0x174/0x1e0 [ 75.988067] ? __fdget+0xe/0x10 [ 75.991325] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.996146] __sys_sendmsg+0xd9/0x180 [ 75.999940] ? __ia32_sys_shutdown+0x70/0x70 [ 76.004347] ? __sb_end_write+0xa4/0xd0 [ 76.008307] ? kasan_check_write+0x14/0x20 [ 76.012523] ? fput+0x18/0x120 [ 76.015699] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.021051] __x64_sys_sendmsg+0x73/0xb0 [ 76.025101] do_syscall_64+0xd6/0x4e0 [ 76.028885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.034055] RIP: 0033:0x458e29 [ 76.037231] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.056113] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.063815] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 76.071067] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.078326] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.085582] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 76.092835] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 76.103380] CPU: 1 PID: 6968 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 76.111194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.120543] Call Trace: [ 76.123126] dump_stack+0x123/0x177 [ 76.126752] should_fail.cold.4+0x5/0x13 [ 76.130809] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.135913] ? kernel_text_address+0x79/0xf0 [ 76.140321] ? __kernel_text_address+0xd/0x40 [ 76.144822] __should_failslab+0xba/0xf0 [ 76.148883] should_failslab+0x9/0x14 [ 76.152679] kmem_cache_alloc_node_trace+0x5a/0x740 [ 76.157708] __kmalloc_node_track_caller+0x3c/0x70 [ 76.162637] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 76.167396] __alloc_skb+0xd7/0x580 [ 76.171021] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.175339] ? find_held_lock+0x36/0x1d0 [ 76.179400] sctp_packet_transmit+0x26b/0x3490 [ 76.183980] ? sctp_packet_config+0x7aa/0xea0 [ 76.188475] ? kasan_check_read+0x11/0x20 [ 76.192619] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 76.197804] ? sctp_packet_config+0xea0/0xea0 [ 76.202286] ? sctp_packet_append_chunk+0x890/0xef0 [ 76.207278] ? sctp_outq_select_transport+0x1fa/0x730 [ 76.212447] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 76.218070] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.223500] ? sctp_verify_init+0x1660/0x1660 [ 76.227973] sctp_outq_flush+0xd0/0x22f0 [ 76.232014] ? sctp_assoc_set_bind_addr_from_ep+0x15c/0x220 [ 76.237709] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 76.243658] ? __sctp_outq_teardown+0xc30/0xc30 [ 76.248306] ? sctp_outq_tail+0x58c/0x970 [ 76.252456] sctp_outq_uncork+0x49/0x60 [ 76.256419] sctp_do_sm+0x3591/0x4e50 [ 76.260211] ? __lock_acquire+0x792/0x4980 [ 76.264424] ? kernel_text_address+0x79/0xf0 [ 76.268812] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.274848] ? mark_held_locks+0x130/0x130 [ 76.279079] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.284509] ? check_noncircular+0x20/0x20 [ 76.288721] ? save_stack+0xa9/0xd0 [ 76.292341] ? save_stack+0x43/0xd0 [ 76.295944] ? kasan_kmalloc+0xc7/0xe0 [ 76.299821] ? kasan_slab_alloc+0x12/0x20 [ 76.303944] ? kmem_cache_alloc+0x12e/0x730 [ 76.308244] ? find_held_lock+0x36/0x1d0 [ 76.312284] ? mark_held_locks+0xc7/0x130 [ 76.316424] ? ktime_get+0x1a6/0x240 [ 76.320117] ? kvm_clock_read+0x18/0x30 [ 76.324068] ? kvm_clock_get_cycles+0x9/0x10 [ 76.328457] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.332677] sctp_inq_push+0x1aa/0x240 [ 76.336560] sctp_backlog_rcv+0x1ab/0x13b0 [ 76.340774] ? __local_bh_enable_ip+0x160/0x260 [ 76.345433] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.349832] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.354393] ? sctp_hash_obj+0x610/0x610 [ 76.358431] ? __release_sock+0xd0/0x360 [ 76.363432] ? __release_sock+0xd0/0x360 [ 76.367474] ? __local_bh_enable_ip+0x160/0x260 [ 76.372122] __release_sock+0x10c/0x360 [ 76.376077] release_sock+0x4f/0x180 [ 76.379782] sctp_wait_for_connect+0x22c/0x4c0 [ 76.384342] ? refcount_inc_checked+0x30/0x30 [ 76.388818] ? sctp_get_port_local+0x15b0/0x15b0 [ 76.393562] ? finish_wait+0x290/0x290 [ 76.397429] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.401829] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 76.406476] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 76.411053] ? __sctp_setsockopt_connectx+0x140/0x140 [ 76.416223] ? lock_downgrade+0x860/0x860 [ 76.420352] ? kasan_check_read+0x11/0x20 [ 76.424483] sctp_sendmsg+0xd3f/0x1680 [ 76.428350] ? sctp_id2assoc+0x250/0x250 [ 76.432391] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.437733] ? dup_iter+0x250/0x250 [ 76.441344] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.446081] inet_sendmsg+0x10d/0x450 [ 76.449859] ? security_socket_sendmsg+0x50/0x90 [ 76.454596] ? ipip_gro_receive+0xf0/0xf0 [ 76.458722] sock_sendmsg+0xb7/0xf0 [ 76.462326] ___sys_sendmsg+0x649/0x950 [ 76.466279] ? find_held_lock+0x36/0x1d0 [ 76.470319] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.475054] ? __fget+0x278/0x400 [ 76.478501] ? kasan_check_read+0x11/0x20 [ 76.482629] ? __fget+0x295/0x400 [ 76.486062] ? __f_unlock_pos+0xd/0x10 [ 76.489931] ? __fget_light+0x174/0x1e0 [ 76.493882] ? __fdget+0xe/0x10 [ 76.497143] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.501964] __sys_sendmsg+0xd9/0x180 [ 76.505742] ? __ia32_sys_shutdown+0x70/0x70 [ 76.510130] ? __sb_end_write+0xa4/0xd0 [ 76.514088] ? kasan_check_write+0x14/0x20 [ 76.518298] ? fput+0x18/0x120 [ 76.521472] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.526815] __x64_sys_sendmsg+0x73/0xb0 [ 76.530855] do_syscall_64+0xd6/0x4e0 [ 76.534633] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.539799] RIP: 0033:0x458e29 [ 76.542969] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.561860] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.569544] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 76.576794] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.584042] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.591297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 76.598553] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 76.605835] CPU: 0 PID: 6961 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 76.613635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.622984] Call Trace: [ 76.625569] dump_stack+0x123/0x177 [ 76.629306] should_fail.cold.4+0x5/0x13 [ 76.633378] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.638462] ? is_bpf_text_address+0x7d/0xe0 [ 76.642857] __should_failslab+0xba/0xf0 [ 76.646905] should_failslab+0x9/0x14 [ 76.650699] kmem_cache_alloc_node+0x56/0x730 [ 76.655188] ? sctp_packet_config+0x7aa/0xea0 [ 76.659687] __alloc_skb+0xa7/0x580 [ 76.663316] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.667631] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 76.672814] ? sctp_packet_config+0x7c7/0xea0 [ 76.677296] ? kasan_slab_alloc+0x12/0x20 [ 76.681435] ? kmem_cache_alloc+0x12e/0x730 [ 76.685751] sctp_packet_transmit+0x26b/0x3490 [ 76.690326] ? sctp_packet_append_chunk+0x890/0xef0 [ 76.695335] ? sock_sendmsg+0xb7/0xf0 [ 76.699130] ? ___sys_sendmsg+0x649/0x950 [ 76.703267] ? __sys_sendmsg+0xd9/0x180 [ 76.707245] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 76.713033] ? sctp_packet_config+0xea0/0xea0 [ 76.717517] ? sctp_packet_append_chunk+0x890/0xef0 [ 76.722528] ? sctp_packet_transmit_chunk+0x22/0x124 [ 76.727617] sctp_outq_flush+0x252/0x22f0 [ 76.731760] ? rcu_read_lock_sched_held+0x108/0x120 [ 76.736771] ? kmem_cache_alloc+0x33a/0x730 [ 76.741095] ? __sctp_outq_teardown+0xc30/0xc30 [ 76.745759] ? sctp_outq_tail+0x58c/0x970 [ 76.749902] sctp_outq_uncork+0x49/0x60 [ 76.753872] sctp_do_sm+0x1056/0x4e50 [ 76.757829] ? __lock_acquire+0x792/0x4980 [ 76.762056] ? sctp_sendmsg+0xd3f/0x1680 [ 76.766109] ? inet_sendmsg+0x10d/0x450 [ 76.770086] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.776144] ? mark_held_locks+0x130/0x130 [ 76.780373] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 76.785476] ? quarantine_put+0x11b/0x1c0 [ 76.789623] ? find_held_lock+0x36/0x1d0 [ 76.793685] ? kvm_clock_read+0x18/0x30 [ 76.797650] ? kvm_clock_get_cycles+0x9/0x10 [ 76.802048] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.806273] sctp_inq_push+0x1aa/0x240 [ 76.810149] sctp_backlog_rcv+0x1ab/0x13b0 [ 76.814371] ? __local_bh_enable_ip+0x160/0x260 [ 76.819031] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.823427] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.827993] ? sctp_hash_obj+0x610/0x610 [ 76.832038] ? __release_sock+0xd0/0x360 [ 76.836087] ? __release_sock+0xd0/0x360 [ 76.840143] ? __local_bh_enable_ip+0x160/0x260 [ 76.844802] __release_sock+0x10c/0x360 [ 76.848769] release_sock+0x4f/0x180 [ 76.852476] sctp_wait_for_connect+0x22c/0x4c0 [ 76.858633] ? refcount_inc_checked+0x30/0x30 [ 76.863121] ? sctp_get_port_local+0x15b0/0x15b0 [ 76.867870] ? finish_wait+0x290/0x290 [ 76.871767] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.876172] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 76.880834] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 76.885422] ? __sctp_setsockopt_connectx+0x140/0x140 [ 76.890604] ? lock_downgrade+0x860/0x860 [ 76.894736] ? kasan_check_read+0x11/0x20 [ 76.898870] sctp_sendmsg+0xd3f/0x1680 [ 76.902747] ? sctp_id2assoc+0x250/0x250 [ 76.906812] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.912172] ? dup_iter+0x250/0x250 [ 76.915885] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.920621] inet_sendmsg+0x10d/0x450 [ 76.924401] ? security_socket_sendmsg+0x50/0x90 [ 76.929147] ? ipip_gro_receive+0xf0/0xf0 [ 76.933282] sock_sendmsg+0xb7/0xf0 [ 76.936891] ___sys_sendmsg+0x649/0x950 [ 76.940848] ? find_held_lock+0x36/0x1d0 [ 76.944895] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.949653] ? __fget+0x278/0x400 [ 76.953099] ? kasan_check_read+0x11/0x20 [ 76.954837] FAULT_INJECTION: forcing a failure. [ 76.954837] name failslab, interval 1, probability 0, space 0, times 0 [ 76.957236] ? __fget+0x295/0x400 [ 76.957250] ? __f_unlock_pos+0xd/0x10 [ 76.957258] ? __fget_light+0x174/0x1e0 [ 76.957266] ? __fdget+0xe/0x10 [ 76.957274] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.957283] __sys_sendmsg+0xd9/0x180 [ 76.957290] ? __ia32_sys_shutdown+0x70/0x70 [ 76.957297] ? __sb_end_write+0xa4/0xd0 [ 76.957305] ? kasan_check_write+0x14/0x20 [ 77.004171] ? fput+0x18/0x120 [ 77.007361] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.012727] __x64_sys_sendmsg+0x73/0xb0 [ 77.016775] do_syscall_64+0xd6/0x4e0 [ 77.020566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.025750] RIP: 0033:0x458e29 [ 77.028927] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.047809] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.055521] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 [ 77.062771] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.070024] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.077281] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 77.084533] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 77.102282] CPU: 1 PID: 6989 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 77.110101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.119453] Call Trace: [ 77.122041] dump_stack+0x123/0x177 [ 77.125668] should_fail.cold.4+0x5/0x13 [ 77.129724] ? sctp_inq_push+0x1aa/0x240 [ 77.133781] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.138871] ? inet_sendmsg+0x10d/0x450 [ 77.142843] ? sock_sendmsg+0xb7/0xf0 [ 77.146637] ? ___sys_sendmsg+0x649/0x950 [ 77.150779] ? __sys_sendmsg+0xd9/0x180 [ 77.154740] ? __x64_sys_sendmsg+0x73/0xb0 [ 77.158954] ? do_syscall_64+0xd6/0x4e0 [ 77.162906] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.168251] __should_failslab+0xba/0xf0 [ 77.172289] should_failslab+0x9/0x14 [ 77.176079] kmem_cache_alloc+0x47/0x730 [ 77.180119] ? __lock_acquire+0x792/0x4980 [ 77.184335] __debug_object_init+0x7dc/0xd70 [ 77.188806] ? __lock_is_held+0xb5/0x140 [ 77.192845] ? debug_object_fixup+0x30/0x30 [ 77.197143] ? kasan_check_read+0x11/0x20 [ 77.201367] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 77.206708] debug_object_init+0x16/0x20 [ 77.210747] init_timer_key+0x2e/0x270 [ 77.214622] sctp_association_new+0x9fd/0x1ef0 [ 77.219195] sctp_make_temp_asoc+0x8b/0x1a0 [ 77.224451] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 77.230227] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 77.235849] ? dccp_diag_dump+0x20/0x20 [ 77.239804] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 77.244375] sctp_do_sm+0x112/0x4e50 [ 77.248066] ? __lock_acquire+0x792/0x4980 [ 77.252276] ? kernel_text_address+0x79/0xf0 [ 77.256662] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.262697] ? mark_held_locks+0x130/0x130 [ 77.266910] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 77.272337] ? check_noncircular+0x20/0x20 [ 77.276550] ? save_stack+0xa9/0xd0 [ 77.280163] ? save_stack+0x43/0xd0 [ 77.283764] ? kasan_kmalloc+0xc7/0xe0 [ 77.287626] ? kasan_slab_alloc+0x12/0x20 [ 77.291748] ? kmem_cache_alloc+0x12e/0x730 [ 77.296045] ? find_held_lock+0x36/0x1d0 [ 77.300780] ? mark_held_locks+0xc7/0x130 [ 77.304904] ? ktime_get+0x1a6/0x240 [ 77.308707] ? kvm_clock_read+0x18/0x30 [ 77.312657] ? kvm_clock_get_cycles+0x9/0x10 [ 77.317043] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.321259] sctp_inq_push+0x1aa/0x240 [ 77.325134] sctp_backlog_rcv+0x1ab/0x13b0 [ 77.329343] ? __local_bh_enable_ip+0x160/0x260 [ 77.333998] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.338392] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.342953] ? sctp_hash_obj+0x610/0x610 [ 77.346990] ? __release_sock+0xd0/0x360 [ 77.351025] ? __release_sock+0xd0/0x360 [ 77.355064] ? __local_bh_enable_ip+0x160/0x260 [ 77.359711] __release_sock+0x10c/0x360 [ 77.363664] release_sock+0x4f/0x180 [ 77.367352] sctp_wait_for_connect+0x22c/0x4c0 [ 77.371912] ? refcount_inc_checked+0x30/0x30 [ 77.376386] ? sctp_get_port_local+0x15b0/0x15b0 [ 77.381122] ? finish_wait+0x290/0x290 [ 77.385003] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.389396] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 77.394047] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 77.398623] ? __sctp_setsockopt_connectx+0x140/0x140 [ 77.403792] ? lock_downgrade+0x860/0x860 [ 77.407915] ? kasan_check_read+0x11/0x20 [ 77.412045] sctp_sendmsg+0xd3f/0x1680 [ 77.415912] ? sctp_id2assoc+0x250/0x250 [ 77.419954] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.425294] ? dup_iter+0x250/0x250 [ 77.428901] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.433634] inet_sendmsg+0x10d/0x450 [ 77.437411] ? security_socket_sendmsg+0x50/0x90 [ 77.442141] ? ipip_gro_receive+0xf0/0xf0 [ 77.446265] sock_sendmsg+0xb7/0xf0 [ 77.449871] ___sys_sendmsg+0x649/0x950 [ 77.453820] ? find_held_lock+0x36/0x1d0 [ 77.457856] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.462590] ? __fget+0x278/0x400 [ 77.466021] ? kasan_check_read+0x11/0x20 [ 77.470148] ? __fget+0x295/0x400 [ 77.473581] ? __f_unlock_pos+0xd/0x10 [ 77.477448] ? __fget_light+0x174/0x1e0 [ 77.481399] ? __fdget+0xe/0x10 [ 77.484692] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.489511] __sys_sendmsg+0xd9/0x180 [ 77.493287] ? __ia32_sys_shutdown+0x70/0x70 [ 77.497674] ? __sb_end_write+0xa4/0xd0 [ 77.501625] ? kasan_check_write+0x14/0x20 [ 77.505834] ? fput+0x18/0x120 [ 77.509013] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.514354] __x64_sys_sendmsg+0x73/0xb0 [ 77.518395] do_syscall_64+0xd6/0x4e0 [ 77.522172] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.527338] RIP: 0033:0x458e29 [ 77.530508] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.549385] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.557068] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 77.564313] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.572522] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.579770] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 77.587025] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 77.594288] CPU: 0 PID: 6977 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 77.602084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.611522] Call Trace: [ 77.614109] dump_stack+0x123/0x177 [ 77.618529] should_fail.cold.4+0x5/0x13 [ 77.622588] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.624192] FAULT_INJECTION: forcing a failure. [ 77.624192] name failslab, interval 1, probability 0, space 0, times 0 [ 77.627687] __should_failslab+0xba/0xf0 [ 77.627694] should_failslab+0x9/0x14 [ 77.627702] kmem_cache_alloc_node_trace+0x5a/0x740 [ 77.627716] __kmalloc_node_track_caller+0x3c/0x70 [ 77.627727] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 77.627735] __alloc_skb+0xd7/0x580 [ 77.627742] ? skb_scrub_packet+0x3c0/0x3c0 [ 77.669371] ? timer_reduce+0x5b1/0xf50 [ 77.673334] ? kasan_check_read+0x11/0x20 [ 77.677477] _sctp_make_chunk+0x3f/0x260 [ 77.681555] sctp_make_cookie_echo+0x85/0x160 [ 77.686062] sctp_do_sm+0x2929/0x4e50 [ 77.689847] ? __lock_acquire+0x792/0x4980 [ 77.693314] FAULT_INJECTION: forcing a failure. [ 77.693314] name failslab, interval 1, probability 0, space 0, times 0 [ 77.694065] ? sctp_sendmsg+0xd3f/0x1680 [ 77.694071] ? inet_sendmsg+0x10d/0x450 [ 77.694084] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.694101] ? mark_held_locks+0x130/0x130 [ 77.694108] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 77.694116] ? quarantine_put+0x11b/0x1c0 [ 77.732849] ? find_held_lock+0x36/0x1d0 [ 77.736912] ? kvm_clock_read+0x18/0x30 [ 77.740874] ? kvm_clock_get_cycles+0x9/0x10 [ 77.745272] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.749506] sctp_inq_push+0x1aa/0x240 [ 77.753514] sctp_backlog_rcv+0x1ab/0x13b0 [ 77.757759] ? __local_bh_enable_ip+0x160/0x260 [ 77.762415] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.766815] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.771389] ? sctp_hash_obj+0x610/0x610 [ 77.775465] ? __release_sock+0xd0/0x360 [ 77.779509] ? __release_sock+0xd0/0x360 [ 77.783556] ? __local_bh_enable_ip+0x160/0x260 [ 77.788216] __release_sock+0x10c/0x360 [ 77.792184] release_sock+0x4f/0x180 [ 77.795889] sctp_wait_for_connect+0x22c/0x4c0 [ 77.800457] ? refcount_inc_checked+0x30/0x30 [ 77.804954] ? sctp_get_port_local+0x15b0/0x15b0 [ 77.809704] ? finish_wait+0x290/0x290 [ 77.813590] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.817994] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 77.822652] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 77.827255] ? __sctp_setsockopt_connectx+0x140/0x140 [ 77.832434] ? lock_downgrade+0x860/0x860 [ 77.836569] ? kasan_check_read+0x11/0x20 [ 77.840713] sctp_sendmsg+0xd3f/0x1680 [ 77.844590] ? sctp_id2assoc+0x250/0x250 [ 77.848636] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.854002] ? dup_iter+0x250/0x250 [ 77.857631] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.862393] inet_sendmsg+0x10d/0x450 [ 77.866175] ? security_socket_sendmsg+0x50/0x90 [ 77.870913] ? ipip_gro_receive+0xf0/0xf0 [ 77.875062] sock_sendmsg+0xb7/0xf0 [ 77.878781] ___sys_sendmsg+0x649/0x950 [ 77.882839] ? find_held_lock+0x36/0x1d0 [ 77.886880] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.891626] ? __fget+0x278/0x400 [ 77.895070] ? kasan_check_read+0x11/0x20 [ 77.899202] ? __fget+0x295/0x400 [ 77.902649] ? __f_unlock_pos+0xd/0x10 [ 77.906522] ? __fget_light+0x174/0x1e0 [ 77.910478] ? __fdget+0xe/0x10 [ 77.913746] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.918576] __sys_sendmsg+0xd9/0x180 [ 77.922360] ? __ia32_sys_shutdown+0x70/0x70 [ 77.926753] ? __sb_end_write+0xa4/0xd0 [ 77.930714] ? kasan_check_write+0x14/0x20 [ 77.934938] ? fput+0x18/0x120 [ 77.938126] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.943474] __x64_sys_sendmsg+0x73/0xb0 [ 77.947065] FAULT_INJECTION: forcing a failure. [ 77.947065] name failslab, interval 1, probability 0, space 0, times 0 [ 77.947520] do_syscall_64+0xd6/0x4e0 [ 77.947531] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.947537] RIP: 0033:0x458e29 [ 77.947543] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.947547] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.947553] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 77.947557] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.947560] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.947563] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 77.947566] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 77.964934] CPU: 0 PID: 6998 Comm: syz-executor.3 Not tainted 4.19.163-syzkaller #0 [ 78.041774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.051126] Call Trace: [ 78.053716] dump_stack+0x123/0x177 [ 78.057373] should_fail.cold.4+0x5/0x13 [ 78.061429] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.066519] ? is_bpf_text_address+0x7d/0xe0 [ 78.070921] __should_failslab+0xba/0xf0 [ 78.074971] should_failslab+0x9/0x14 [ 78.078759] kmem_cache_alloc_node+0x56/0x730 [ 78.083243] ? sctp_packet_config+0x7aa/0xea0 [ 78.087731] __alloc_skb+0xa7/0x580 [ 78.091350] ? skb_scrub_packet+0x3c0/0x3c0 [ 78.095927] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 78.101105] ? sctp_packet_config+0x7c7/0xea0 [ 78.105592] ? kasan_slab_alloc+0x12/0x20 [ 78.109725] ? kmem_cache_alloc+0x12e/0x730 [ 78.114043] sctp_packet_transmit+0x26b/0x3490 [ 78.118620] ? sctp_packet_append_chunk+0x890/0xef0 [ 78.123639] ? sock_sendmsg+0xb7/0xf0 [ 78.127416] ? ___sys_sendmsg+0x649/0x950 [ 78.131561] ? __sys_sendmsg+0xd9/0x180 [ 78.135535] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 78.141328] ? sctp_packet_config+0xea0/0xea0 [ 78.145811] ? sctp_packet_append_chunk+0x890/0xef0 [ 78.150812] ? sctp_packet_transmit_chunk+0x22/0x124 [ 78.155897] sctp_outq_flush+0x252/0x22f0 [ 78.160026] ? rcu_read_lock_sched_held+0x108/0x120 [ 78.165021] ? kmem_cache_alloc+0x33a/0x730 [ 78.169324] ? __sctp_outq_teardown+0xc30/0xc30 [ 78.173974] ? sctp_outq_tail+0x58c/0x970 [ 78.178101] sctp_outq_uncork+0x49/0x60 [ 78.182063] sctp_do_sm+0x1056/0x4e50 [ 78.185847] ? __lock_acquire+0x792/0x4980 [ 78.190057] ? sctp_sendmsg+0xd3f/0x1680 [ 78.194104] ? inet_sendmsg+0x10d/0x450 [ 78.198084] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.204215] ? mark_held_locks+0x130/0x130 [ 78.208439] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.210421] FAULT_INJECTION: forcing a failure. [ 78.210421] name failslab, interval 1, probability 0, space 0, times 0 [ 78.213535] ? quarantine_put+0x11b/0x1c0 [ 78.213548] ? find_held_lock+0x36/0x1d0 [ 78.213576] ? kvm_clock_read+0x18/0x30 [ 78.213581] ? kvm_clock_get_cycles+0x9/0x10 [ 78.213592] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.213607] sctp_inq_push+0x1aa/0x240 [ 78.213616] sctp_backlog_rcv+0x1ab/0x13b0 [ 78.253566] ? __local_bh_enable_ip+0x160/0x260 [ 78.258236] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.262625] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.267192] ? sctp_hash_obj+0x610/0x610 [ 78.271244] ? __release_sock+0xd0/0x360 [ 78.275292] ? __release_sock+0xd0/0x360 [ 78.279346] ? __local_bh_enable_ip+0x160/0x260 [ 78.284009] __release_sock+0x10c/0x360 [ 78.287976] release_sock+0x4f/0x180 [ 78.291672] sctp_wait_for_connect+0x22c/0x4c0 [ 78.296239] ? refcount_inc_checked+0x30/0x30 [ 78.300723] ? sctp_get_port_local+0x15b0/0x15b0 [ 78.305490] ? finish_wait+0x290/0x290 [ 78.309363] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.313755] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 78.318403] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 78.322974] ? __sctp_setsockopt_connectx+0x140/0x140 [ 78.328169] ? lock_downgrade+0x860/0x860 [ 78.332302] ? kasan_check_read+0x11/0x20 [ 78.336442] sctp_sendmsg+0xd3f/0x1680 [ 78.340335] ? sctp_id2assoc+0x250/0x250 [ 78.344381] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.349726] ? dup_iter+0x250/0x250 [ 78.353340] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.358081] inet_sendmsg+0x10d/0x450 [ 78.361868] ? security_socket_sendmsg+0x50/0x90 [ 78.366607] ? ipip_gro_receive+0xf0/0xf0 [ 78.370820] sock_sendmsg+0xb7/0xf0 [ 78.374430] ___sys_sendmsg+0x649/0x950 [ 78.378418] ? find_held_lock+0x36/0x1d0 [ 78.382459] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.387200] ? __fget+0x278/0x400 [ 78.390635] ? kasan_check_read+0x11/0x20 [ 78.394762] ? __fget+0x295/0x400 [ 78.398206] ? __f_unlock_pos+0xd/0x10 [ 78.402083] ? __fget_light+0x174/0x1e0 [ 78.406054] ? __fdget+0xe/0x10 [ 78.409312] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.414130] __sys_sendmsg+0xd9/0x180 [ 78.417909] ? __ia32_sys_shutdown+0x70/0x70 [ 78.422301] ? __sb_end_write+0xa4/0xd0 [ 78.426262] ? kasan_check_write+0x14/0x20 [ 78.430475] ? fput+0x18/0x120 [ 78.433649] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.438998] __x64_sys_sendmsg+0x73/0xb0 [ 78.443047] do_syscall_64+0xd6/0x4e0 [ 78.446839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.452006] RIP: 0033:0x458e29 [ 78.455185] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.474418] RSP: 002b:00007f342c998c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.482106] RAX: ffffffffffffffda RBX: 00007f342c998c90 RCX: 0000000000458e29 [ 78.489361] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.496631] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.503878] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f342c9996d4 [ 78.511128] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 78.525465] CPU: 0 PID: 7013 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 78.533287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.542631] Call Trace: [ 78.545211] dump_stack+0x123/0x177 [ 78.548823] should_fail.cold.4+0x5/0x13 [ 78.552875] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.557965] ? lock_downgrade+0x860/0x860 [ 78.562108] __should_failslab+0xba/0xf0 [ 78.566247] should_failslab+0x9/0x14 [ 78.570041] kmem_cache_alloc_node+0x56/0x730 [ 78.574538] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.580067] ? timer_reduce+0x5b1/0xf50 [ 78.584059] __alloc_skb+0xa7/0x580 [ 78.587805] ? skb_scrub_packet+0x3c0/0x3c0 [ 78.592383] ? timer_reduce+0x5b1/0xf50 [ 78.596347] ? kasan_check_read+0x11/0x20 [ 78.600490] _sctp_make_chunk+0x3f/0x260 [ 78.604546] sctp_make_cookie_echo+0x85/0x160 [ 78.609033] sctp_do_sm+0x2929/0x4e50 [ 78.612829] ? __lock_acquire+0x792/0x4980 [ 78.617079] ? sctp_sendmsg+0xd3f/0x1680 [ 78.621124] ? inet_sendmsg+0x10d/0x450 [ 78.625085] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.631133] ? mark_held_locks+0x130/0x130 [ 78.635348] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.640439] ? quarantine_put+0x11b/0x1c0 [ 78.644571] ? find_held_lock+0x36/0x1d0 [ 78.648629] ? kvm_clock_read+0x18/0x30 [ 78.652583] ? kvm_clock_get_cycles+0x9/0x10 [ 78.656971] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.661220] sctp_inq_push+0x1aa/0x240 [ 78.665101] sctp_backlog_rcv+0x1ab/0x13b0 [ 78.669330] ? __local_bh_enable_ip+0x160/0x260 [ 78.673988] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.678391] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.682961] ? sctp_hash_obj+0x610/0x610 [ 78.687009] ? __release_sock+0xd0/0x360 [ 78.691067] ? __release_sock+0xd0/0x360 [ 78.695122] ? __local_bh_enable_ip+0x160/0x260 [ 78.699792] __release_sock+0x10c/0x360 [ 78.703757] release_sock+0x4f/0x180 [ 78.707460] sctp_wait_for_connect+0x22c/0x4c0 [ 78.712031] ? refcount_inc_checked+0x30/0x30 [ 78.716514] ? sctp_get_port_local+0x15b0/0x15b0 [ 78.721266] ? finish_wait+0x290/0x290 [ 78.725152] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.729553] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 78.734208] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 78.738781] ? __sctp_setsockopt_connectx+0x140/0x140 [ 78.743970] ? lock_downgrade+0x860/0x860 [ 78.748131] ? kasan_check_read+0x11/0x20 [ 78.752267] sctp_sendmsg+0xd3f/0x1680 [ 78.756139] ? sctp_id2assoc+0x250/0x250 [ 78.760200] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.765551] ? dup_iter+0x250/0x250 [ 78.769170] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.773913] inet_sendmsg+0x10d/0x450 [ 78.777705] ? security_socket_sendmsg+0x50/0x90 [ 78.782443] ? ipip_gro_receive+0xf0/0xf0 [ 78.786577] sock_sendmsg+0xb7/0xf0 [ 78.790199] ___sys_sendmsg+0x649/0x950 [ 78.794157] ? find_held_lock+0x36/0x1d0 [ 78.798198] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.802934] ? __fget+0x278/0x400 [ 78.806371] ? kasan_check_read+0x11/0x20 [ 78.810501] ? __fget+0x295/0x400 [ 78.813963] ? __f_unlock_pos+0xd/0x10 [ 78.817829] ? __fget_light+0x174/0x1e0 [ 78.821788] ? __fdget+0xe/0x10 [ 78.825060] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.829884] __sys_sendmsg+0xd9/0x180 [ 78.833663] ? __ia32_sys_shutdown+0x70/0x70 [ 78.838053] ? __sb_end_write+0xa4/0xd0 [ 78.842005] ? kasan_check_write+0x14/0x20 [ 78.846216] ? fput+0x18/0x120 [ 78.849393] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.854735] __x64_sys_sendmsg+0x73/0xb0 [ 78.858776] do_syscall_64+0xd6/0x4e0 [ 78.862554] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.867724] RIP: 0033:0x458e29 [ 78.870898] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.889780] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.897465] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 78.904715] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.911969] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.919229] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 78.927002] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 78.934275] CPU: 1 PID: 6999 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 78.942073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.951418] Call Trace: [ 78.954002] dump_stack+0x123/0x177 [ 78.957625] should_fail.cold.4+0x5/0x13 [ 78.961048] FAULT_INJECTION: forcing a failure. [ 78.961048] name failslab, interval 1, probability 0, space 0, times 0 [ 78.961690] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.977937] ? lock_downgrade+0x860/0x860 [ 78.982079] __should_failslab+0xba/0xf0 [ 78.986124] should_failslab+0x9/0x14 [ 78.989904] kmem_cache_alloc_trace+0x2d7/0x750 [ 78.994565] ? sctp_transport_pmtu+0x118/0x430 [ 78.999127] sctp_stream_init_ext+0x4a/0x1e0 [ 79.003529] sctp_sendmsg_to_asoc+0x1463/0x1e10 [ 79.008176] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 79.012745] ? __sctp_setsockopt_connectx+0x140/0x140 [ 79.017912] ? lock_sock_nested+0xc5/0x100 [ 79.022126] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.026690] ? __local_bh_enable_ip+0x160/0x260 [ 79.031333] ? lock_sock_nested+0x82/0x100 [ 79.035547] ? trace_hardirqs_on+0x28/0x190 [ 79.039841] ? lock_sock_nested+0x82/0x100 [ 79.044051] ? lock_sock_nested+0x82/0x100 [ 79.048262] ? __local_bh_enable_ip+0x160/0x260 [ 79.052911] sctp_sendmsg+0xd3f/0x1680 [ 79.056781] ? sctp_id2assoc+0x250/0x250 [ 79.060834] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.066174] ? dup_iter+0x250/0x250 [ 79.069782] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.074520] inet_sendmsg+0x10d/0x450 [ 79.078295] ? security_socket_sendmsg+0x50/0x90 [ 79.083027] ? ipip_gro_receive+0xf0/0xf0 [ 79.087162] sock_sendmsg+0xb7/0xf0 [ 79.090766] ___sys_sendmsg+0x649/0x950 [ 79.094719] ? find_held_lock+0x36/0x1d0 [ 79.098762] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.103501] ? __fget+0x278/0x400 [ 79.106937] ? kasan_check_read+0x11/0x20 [ 79.111063] ? __fget+0x295/0x400 [ 79.114499] ? __f_unlock_pos+0xd/0x10 [ 79.118370] ? __fget_light+0x174/0x1e0 [ 79.122323] ? __fdget+0xe/0x10 [ 79.125582] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.130419] __sys_sendmsg+0xd9/0x180 [ 79.134196] ? __ia32_sys_shutdown+0x70/0x70 [ 79.138583] ? __sb_end_write+0xa4/0xd0 [ 79.142537] ? kasan_check_write+0x14/0x20 [ 79.146746] ? fput+0x18/0x120 [ 79.149920] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.155278] __x64_sys_sendmsg+0x73/0xb0 [ 79.159318] do_syscall_64+0xd6/0x4e0 [ 79.163107] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.168285] RIP: 0033:0x458e29 [ 79.171468] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.190349] RSP: 002b:00007f60506fac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.198033] RAX: ffffffffffffffda RBX: 00007f60506fac90 RCX: 0000000000458e29 [ 79.205292] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 79.212552] RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 [ 79.219798] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f60506fb6d4 [ 79.227055] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 79.234315] CPU: 0 PID: 7026 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 79.242105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.251437] Call Trace: [ 79.254024] dump_stack+0x123/0x177 [ 79.257630] should_fail.cold.4+0x5/0x13 [ 79.261665] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.266743] ? lock_downgrade+0x860/0x860 [ 79.270870] __should_failslab+0xba/0xf0 [ 79.274906] should_failslab+0x9/0x14 [ 79.278683] kmem_cache_alloc_node+0x56/0x730 [ 79.283152] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.288228] ? timer_reduce+0x5b1/0xf50 [ 79.293137] __alloc_skb+0xa7/0x580 [ 79.296741] ? skb_scrub_packet+0x3c0/0x3c0 [ 79.301037] ? timer_reduce+0x5b1/0xf50 [ 79.304984] ? kasan_check_read+0x11/0x20 [ 79.309115] _sctp_make_chunk+0x3f/0x260 [ 79.313150] sctp_make_cookie_echo+0x85/0x160 [ 79.317620] sctp_do_sm+0x2929/0x4e50 [ 79.321394] ? __lock_acquire+0x792/0x4980 [ 79.325611] ? sctp_sendmsg+0xd3f/0x1680 [ 79.329646] ? inet_sendmsg+0x10d/0x450 [ 79.333599] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.339893] ? mark_held_locks+0x130/0x130 [ 79.344104] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 79.349180] ? quarantine_put+0x11b/0x1c0 [ 79.353392] ? find_held_lock+0x36/0x1d0 [ 79.357437] ? kvm_clock_read+0x18/0x30 [ 79.361384] ? kvm_clock_get_cycles+0x9/0x10 [ 79.365767] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 79.369981] sctp_inq_push+0x1aa/0x240 [ 79.373846] sctp_backlog_rcv+0x1ab/0x13b0 [ 79.378053] ? __local_bh_enable_ip+0x160/0x260 [ 79.382718] ? _raw_spin_unlock_bh+0x30/0x40 [ 79.387104] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.391662] ? sctp_hash_obj+0x610/0x610 [ 79.395696] ? __release_sock+0xd0/0x360 [ 79.399731] ? __release_sock+0xd0/0x360 [ 79.403767] ? __local_bh_enable_ip+0x160/0x260 [ 79.408414] __release_sock+0x10c/0x360 [ 79.412365] release_sock+0x4f/0x180 [ 79.416054] sctp_wait_for_connect+0x22c/0x4c0 [ 79.420612] ? refcount_inc_checked+0x30/0x30 [ 79.425084] ? sctp_get_port_local+0x15b0/0x15b0 [ 79.429816] ? finish_wait+0x290/0x290 [ 79.433777] ? sctp_primitive_SEND+0x7c/0xc0 [ 79.438172] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 79.442815] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 79.447381] ? __sctp_setsockopt_connectx+0x140/0x140 [ 79.452549] ? lock_downgrade+0x860/0x860 [ 79.456673] ? kasan_check_read+0x11/0x20 [ 79.460801] sctp_sendmsg+0xd3f/0x1680 [ 79.464680] ? sctp_id2assoc+0x250/0x250 [ 79.468717] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.474064] ? dup_iter+0x250/0x250 [ 79.477681] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.482414] inet_sendmsg+0x10d/0x450 [ 79.486190] ? security_socket_sendmsg+0x50/0x90 [ 79.490921] ? ipip_gro_receive+0xf0/0xf0 [ 79.495043] sock_sendmsg+0xb7/0xf0 [ 79.498653] ___sys_sendmsg+0x649/0x950 [ 79.502604] ? find_held_lock+0x36/0x1d0 [ 79.506639] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.511370] ? __fget+0x278/0x400 [ 79.514800] ? kasan_check_read+0x11/0x20 [ 79.518927] ? __fget+0x295/0x400 [ 79.522362] ? __f_unlock_pos+0xd/0x10 [ 79.526227] ? __fget_light+0x174/0x1e0 [ 79.530178] ? __fdget+0xe/0x10 [ 79.533430] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.538249] __sys_sendmsg+0xd9/0x180 [ 79.542022] ? __ia32_sys_shutdown+0x70/0x70 [ 79.546405] ? __sb_end_write+0xa4/0xd0 [ 79.550353] ? kasan_check_write+0x14/0x20 [ 79.554560] ? fput+0x18/0x120 [ 79.557729] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.563067] __x64_sys_sendmsg+0x73/0xb0 [ 79.567106] do_syscall_64+0xd6/0x4e0 [ 79.570883] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.576063] RIP: 0033:0x458e29 [ 79.579237] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.598130] RSP: 002b:00007f8ecba6ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.605820] RAX: ffffffffffffffda RBX: 00007f8ecba6ac90 RCX: 0000000000458e29 2020/12/21 03:16:24 executed programs: 107 [ 79.613066] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 79.620310] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.627563] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ecba6b6d4 [ 79.634818] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 79.653417] CPU: 0 PID: 7006 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0 [ 79.661239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.670588] Call Trace: [ 79.673178] dump_stack+0x123/0x177 [ 79.676805] should_fail.cold.4+0x5/0x13 [ 79.680865] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.685184] FAULT_INJECTION: forcing a failure. [ 79.685184] name failslab, interval 1, probability 0, space 0, times 0 [ 79.685960] ? __lock_is_held+0xb5/0x140 [ 79.701214] __should_failslab+0xba/0xf0 [ 79.705388] should_failslab+0x9/0x14 [ 79.709212] __kmalloc+0x70/0x770 [ 79.712660] ? __kmalloc_track_caller+0x5e5/0x760 [ 79.717500] ? sctp_tsnmap_init+0x161/0x220 [ 79.721814] sctp_tsnmap_init+0x161/0x220 [ 79.725965] sctp_process_init+0x1bb0/0x2d50 [ 79.730369] ? is_bpf_text_address+0x7d/0xe0 [ 79.734771] ? sctp_verify_init+0x1660/0x1660 [ 79.739257] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 79.743856] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 79.748506] ? save_stack+0x43/0xd0 [ 79.752112] ? __kasan_slab_free+0x102/0x150 [ 79.756506] ? kasan_slab_free+0xe/0x10 [ 79.760477] sctp_do_sm+0x9f6/0x4e50 [ 79.764182] ? __lock_acquire+0x792/0x4980 [ 79.768396] ? sctp_sendmsg+0xd3f/0x1680 [ 79.772457] ? inet_sendmsg+0x10d/0x450 [ 79.776420] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.782470] ? mark_held_locks+0x130/0x130 [ 79.786714] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 79.791797] ? quarantine_put+0x11b/0x1c0 [ 79.795930] ? find_held_lock+0x36/0x1d0 [ 79.799992] ? kvm_clock_read+0x18/0x30 [ 79.803950] ? kvm_clock_get_cycles+0x9/0x10 [ 79.808339] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 79.812560] sctp_inq_push+0x1aa/0x240 [ 79.816433] sctp_backlog_rcv+0x1ab/0x13b0 [ 79.820646] ? __local_bh_enable_ip+0x160/0x260 [ 79.825297] ? _raw_spin_unlock_bh+0x30/0x40 [ 79.829864] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.834441] ? sctp_hash_obj+0x610/0x610 [ 79.838486] ? __release_sock+0xd0/0x360 [ 79.842530] ? __release_sock+0xd0/0x360 [ 79.846574] ? __local_bh_enable_ip+0x160/0x260 [ 79.851225] __release_sock+0x10c/0x360 [ 79.855186] release_sock+0x4f/0x180 [ 79.858890] sctp_wait_for_connect+0x22c/0x4c0 [ 79.863463] ? refcount_inc_checked+0x30/0x30 [ 79.867961] ? sctp_get_port_local+0x15b0/0x15b0 [ 79.872698] ? finish_wait+0x290/0x290 [ 79.876569] ? sctp_primitive_SEND+0x7c/0xc0 [ 79.880963] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 79.885613] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 79.890193] ? __sctp_setsockopt_connectx+0x140/0x140 [ 79.895372] ? lock_downgrade+0x860/0x860 [ 79.899504] ? kasan_check_read+0x11/0x20 [ 79.903639] sctp_sendmsg+0xd3f/0x1680 [ 79.907513] ? sctp_id2assoc+0x250/0x250 [ 79.911555] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.916894] ? dup_iter+0x250/0x250 [ 79.920512] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.925282] inet_sendmsg+0x10d/0x450 [ 79.929064] ? security_socket_sendmsg+0x50/0x90 [ 79.933804] ? ipip_gro_receive+0xf0/0xf0 [ 79.937932] sock_sendmsg+0xb7/0xf0 [ 79.941542] ___sys_sendmsg+0x649/0x950 [ 79.945503] ? find_held_lock+0x36/0x1d0 [ 79.949545] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.954280] ? __fget+0x278/0x400 [ 79.957837] ? kasan_check_read+0x11/0x20 [ 79.961968] ? __fget+0x295/0x400 [ 79.965409] ? __f_unlock_pos+0xd/0x10 [ 79.969278] ? __fget_light+0x174/0x1e0 [ 79.973230] ? __fdget+0xe/0x10 [ 79.976488] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.981315] __sys_sendmsg+0xd9/0x180 [ 79.985107] ? __ia32_sys_shutdown+0x70/0x70 [ 79.989497] ? __sb_end_write+0xa4/0xd0 [ 79.993452] ? kasan_check_write+0x14/0x20 [ 79.997659] ? fput+0x18/0x120 [ 80.000840] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.006194] __x64_sys_sendmsg+0x73/0xb0 [ 80.010238] do_syscall_64+0xd6/0x4e0 [ 80.014017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.019187] RIP: 0033:0x458e29 [ 80.022364] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.041252] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.048959] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 80.056211] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.063459] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.070827] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 80.078104] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 80.086852] CPU: 1 PID: 7028 Comm: syz-executor.1 Not tainted 4.19.163-syzkaller #0 [ 80.094663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.104026] Call Trace: [ 80.106344] FAULT_INJECTION: forcing a failure. [ 80.106344] name failslab, interval 1, probability 0, space 0, times 0 [ 80.106610] dump_stack+0x123/0x177 [ 80.121396] should_fail.cold.4+0x5/0x13 [ 80.125452] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.130552] ? is_bpf_text_address+0x7d/0xe0 [ 80.134955] __should_failslab+0xba/0xf0 [ 80.139008] should_failslab+0x9/0x14 [ 80.142797] kmem_cache_alloc_node+0x56/0x730 [ 80.147277] ? sctp_packet_config+0x7aa/0xea0 [ 80.151768] __alloc_skb+0xa7/0x580 [ 80.155389] ? skb_scrub_packet+0x3c0/0x3c0 [ 80.159699] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 80.164873] ? sctp_packet_config+0x7c7/0xea0 [ 80.169357] ? kasan_slab_alloc+0x12/0x20 [ 80.173489] ? kmem_cache_alloc+0x12e/0x730 [ 80.177805] sctp_packet_transmit+0x26b/0x3490 [ 80.182378] ? sctp_packet_append_chunk+0x890/0xef0 [ 80.187383] ? sock_sendmsg+0xb7/0xf0 [ 80.191169] ? ___sys_sendmsg+0x649/0x950 [ 80.195308] ? __sys_sendmsg+0xd9/0x180 [ 80.199282] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 80.205192] ? sctp_packet_config+0xea0/0xea0 [ 80.209670] ? sctp_packet_append_chunk+0x890/0xef0 [ 80.214679] ? sctp_packet_transmit_chunk+0x22/0x124 [ 80.219781] sctp_outq_flush+0x252/0x22f0 [ 80.223921] ? rcu_read_lock_sched_held+0x108/0x120 [ 80.228930] ? kmem_cache_alloc+0x33a/0x730 [ 80.233254] ? __sctp_outq_teardown+0xc30/0xc30 [ 80.237942] ? sctp_outq_tail+0x58c/0x970 [ 80.242076] sctp_outq_uncork+0x49/0x60 [ 80.246044] sctp_do_sm+0x1056/0x4e50 [ 80.249838] ? __lock_acquire+0x792/0x4980 [ 80.254063] ? sctp_sendmsg+0xd3f/0x1680 [ 80.258105] ? inet_sendmsg+0x10d/0x450 [ 80.262067] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 80.268113] ? mark_held_locks+0x130/0x130 [ 80.272327] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 80.277536] ? quarantine_put+0x11b/0x1c0 [ 80.281667] ? find_held_lock+0x36/0x1d0 [ 80.285715] ? kvm_clock_read+0x18/0x30 [ 80.289666] ? kvm_clock_get_cycles+0x9/0x10 [ 80.294057] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 80.298291] sctp_inq_push+0x1aa/0x240 [ 80.302157] sctp_backlog_rcv+0x1ab/0x13b0 [ 80.306369] ? __local_bh_enable_ip+0x160/0x260 [ 80.311012] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.315598] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.320868] ? sctp_hash_obj+0x610/0x610 [ 80.324911] ? __release_sock+0xd0/0x360 [ 80.328949] ? __release_sock+0xd0/0x360 [ 80.332990] ? __local_bh_enable_ip+0x160/0x260 [ 80.337648] __release_sock+0x10c/0x360 [ 80.341604] release_sock+0x4f/0x180 [ 80.345299] sctp_wait_for_connect+0x22c/0x4c0 [ 80.349862] ? refcount_inc_checked+0x30/0x30 [ 80.354349] ? sctp_get_port_local+0x15b0/0x15b0 [ 80.359085] ? finish_wait+0x290/0x290 [ 80.362958] ? sctp_primitive_SEND+0x7c/0xc0 [ 80.367350] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 80.372256] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 80.376822] ? __sctp_setsockopt_connectx+0x140/0x140 [ 80.381995] ? lock_downgrade+0x860/0x860 [ 80.386131] ? kasan_check_read+0x11/0x20 [ 80.390261] sctp_sendmsg+0xd3f/0x1680 [ 80.394145] ? sctp_id2assoc+0x250/0x250 [ 80.398206] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 80.403545] ? dup_iter+0x250/0x250 [ 80.407158] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.412762] inet_sendmsg+0x10d/0x450 [ 80.416555] ? security_socket_sendmsg+0x50/0x90 [ 80.421289] ? ipip_gro_receive+0xf0/0xf0 [ 80.425419] sock_sendmsg+0xb7/0xf0 [ 80.429026] ___sys_sendmsg+0x649/0x950 [ 80.432977] ? find_held_lock+0x36/0x1d0 [ 80.437029] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.441778] ? __fget+0x278/0x400 [ 80.445211] ? kasan_check_read+0x11/0x20 [ 80.449344] ? __fget+0x295/0x400 [ 80.452794] ? __f_unlock_pos+0xd/0x10 [ 80.456661] ? __fget_light+0x174/0x1e0 [ 80.460618] ? __fdget+0xe/0x10 [ 80.463886] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.468715] __sys_sendmsg+0xd9/0x180 [ 80.472495] ? __ia32_sys_shutdown+0x70/0x70 [ 80.476881] ? __sb_end_write+0xa4/0xd0 [ 80.480834] ? kasan_check_write+0x14/0x20 [ 80.485059] ? fput+0x18/0x120 [ 80.488235] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.493580] __x64_sys_sendmsg+0x73/0xb0 [ 80.497635] do_syscall_64+0xd6/0x4e0 [ 80.501414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.506580] RIP: 0033:0x458e29 [ 80.509760] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.528640] RSP: 002b:00007fc5c647ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.536330] RAX: ffffffffffffffda RBX: 00007fc5c647ac90 RCX: 0000000000458e29 [ 80.543578] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.550827] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.558076] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5c647b6d4 [ 80.565327] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 80.572594] CPU: 0 PID: 7032 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 80.580385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.589760] Call Trace: [ 80.592344] dump_stack+0x123/0x177 [ 80.595976] should_fail.cold.4+0x5/0x13 [ 80.600029] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.605377] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.610463] __should_failslab+0xba/0xf0 [ 80.614509] should_failslab+0x9/0x14 [ 80.618288] kmem_cache_alloc_trace+0x4b/0x750 [ 80.622848] ? __lock_is_held+0xb5/0x140 [ 80.626887] flex_array_alloc+0x19e/0x270 [ 80.631012] fa_alloc+0x14/0x50 [ 80.634282] sctp_stream_alloc_in+0x23/0x230 [ 80.638667] sctp_stream_init+0x1ba/0x330 [ 80.642790] ? sctp_tsnmap_init+0x161/0x220 [ 80.647089] sctp_process_init+0x1c24/0x2d50 [ 80.651476] ? is_bpf_text_address+0x7d/0xe0 [ 80.655864] ? sctp_verify_init+0x1660/0x1660 [ 80.660334] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 80.664904] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 80.669552] ? save_stack+0x43/0xd0 [ 80.673152] ? __kasan_slab_free+0x102/0x150 [ 80.677534] ? kasan_slab_free+0xe/0x10 [ 80.681485] sctp_do_sm+0x9f6/0x4e50 [ 80.685276] ? __lock_acquire+0x792/0x4980 [ 80.689487] ? sctp_sendmsg+0xd3f/0x1680 [ 80.693537] ? inet_sendmsg+0x10d/0x450 [ 80.697489] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 80.703542] ? mark_held_locks+0x130/0x130 [ 80.707766] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 80.712857] ? quarantine_put+0x11b/0x1c0 [ 80.716992] ? find_held_lock+0x36/0x1d0 [ 80.721039] ? kvm_clock_read+0x18/0x30 [ 80.724990] ? kvm_clock_get_cycles+0x9/0x10 [ 80.729383] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 80.733602] sctp_inq_push+0x1aa/0x240 [ 80.737468] sctp_backlog_rcv+0x1ab/0x13b0 [ 80.741678] ? __local_bh_enable_ip+0x160/0x260 [ 80.746327] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.750711] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.755272] ? sctp_hash_obj+0x610/0x610 [ 80.759311] ? __release_sock+0xd0/0x360 [ 80.763362] ? __release_sock+0xd0/0x360 [ 80.767405] ? __local_bh_enable_ip+0x160/0x260 [ 80.772051] __release_sock+0x10c/0x360 [ 80.776011] release_sock+0x4f/0x180 [ 80.779707] sctp_wait_for_connect+0x22c/0x4c0 [ 80.784282] ? refcount_inc_checked+0x30/0x30 [ 80.788757] ? sctp_get_port_local+0x15b0/0x15b0 [ 80.793491] ? finish_wait+0x290/0x290 [ 80.797354] ? sctp_primitive_SEND+0x7c/0xc0 [ 80.801751] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 80.806394] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 80.810956] ? __sctp_setsockopt_connectx+0x140/0x140 [ 80.816122] ? lock_downgrade+0x860/0x860 [ 80.820246] ? kasan_check_read+0x11/0x20 [ 80.824371] sctp_sendmsg+0xd3f/0x1680 [ 80.828238] ? sctp_id2assoc+0x250/0x250 [ 80.832279] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 80.837617] ? dup_iter+0x250/0x250 [ 80.841224] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.845960] inet_sendmsg+0x10d/0x450 [ 80.849734] ? security_socket_sendmsg+0x50/0x90 [ 80.854465] ? ipip_gro_receive+0xf0/0xf0 [ 80.858695] sock_sendmsg+0xb7/0xf0 [ 80.862323] ___sys_sendmsg+0x649/0x950 [ 80.866272] ? find_held_lock+0x36/0x1d0 [ 80.870314] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.875063] ? __fget+0x278/0x400 [ 80.878493] ? kasan_check_read+0x11/0x20 [ 80.882630] ? __fget+0x295/0x400 [ 80.886075] ? __f_unlock_pos+0xd/0x10 [ 80.889939] ? __fget_light+0x174/0x1e0 [ 80.893900] ? __fdget+0xe/0x10 [ 80.897159] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.901985] __sys_sendmsg+0xd9/0x180 [ 80.905760] ? __ia32_sys_shutdown+0x70/0x70 [ 80.910144] ? __sb_end_write+0xa4/0xd0 [ 80.914093] ? kasan_check_write+0x14/0x20 [ 80.918306] ? fput+0x18/0x120 [ 80.921479] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.926816] __x64_sys_sendmsg+0x73/0xb0 [ 80.930855] do_syscall_64+0xd6/0x4e0 [ 80.934631] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.939795] RIP: 0033:0x458e29 [ 80.942979] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.961856] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.969553] RAX: ffffffffffffffda RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 80.976798] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.984041] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.991288] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 80.998536] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 81.050456] FAULT_INJECTION: forcing a failure. [ 81.050456] name failslab, interval 1, probability 0, space 0, times 0 [ 81.072604] CPU: 1 PID: 7036 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0 [ 81.080421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.089771] Call Trace: [ 81.092364] dump_stack+0x123/0x177 [ 81.095994] should_fail.cold.4+0x5/0x13 [ 81.096720] kasan: CONFIG_KASAN_INLINE enabled [ 81.100045] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.100054] ? is_bpf_text_address+0x7d/0xe0 [ 81.100065] __should_failslab+0xba/0xf0 [ 81.100070] should_failslab+0x9/0x14 [ 81.100077] kmem_cache_alloc_node+0x56/0x730 [ 81.100086] ? sctp_packet_config+0x7aa/0xea0 [ 81.104821] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 81.109837] __alloc_skb+0xa7/0x580 [ 81.109846] ? skb_scrub_packet+0x3c0/0x3c0 [ 81.109852] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 81.109856] ? sctp_packet_config+0x7c7/0xea0 [ 81.109861] ? kasan_slab_alloc+0x12/0x20 [ 81.109866] ? kmem_cache_alloc+0x12e/0x730 [ 81.109875] sctp_packet_transmit+0x26b/0x3490 [ 81.119906] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 81.122088] ? sctp_packet_append_chunk+0x890/0xef0 [ 81.126559] CPU: 0 PID: 7032 Comm: syz-executor.5 Not tainted 4.19.163-syzkaller #0 [ 81.131028] ? sock_sendmsg+0xb7/0xf0 [ 81.138356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.141954] ? ___sys_sendmsg+0x649/0x950 [ 81.146248] RIP: 0010:flex_array_get+0x23/0x240 [ 81.151406] ? __sys_sendmsg+0xd9/0x180 [ 81.155872] Code: 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 56 41 55 41 54 53 48 89 fb 48 83 ec 10 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 01 00 00 44 8b 33 45 85 f6 [ 81.159998] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 81.164287] RSP: 0018:ffff8881dc9f75a8 EFLAGS: 00010282 [ 81.168843] ? sctp_packet_config+0xea0/0xea0 [ 81.175049] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1103e61b3c6 [ 81.180039] ? sctp_packet_append_chunk+0x890/0xef0 [ 81.187803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.191579] ? sctp_packet_transmit_chunk+0x22/0x124 [ 81.200917] RBP: ffff8881dc9f75d8 R08: ffff8881dc9f7908 R09: ffffed103ed04732 [ 81.205041] sctp_outq_flush+0x252/0x22f0 [ 81.209710] R10: ffffed103ed04732 R11: ffff8881f6823993 R12: ffff8881ef176180 [ 81.213746] ? rcu_read_lock_sched_held+0x108/0x120 [ 81.232617] R13: ffff8881c53c2a44 R14: ffff8881d8e02c80 R15: 1ffff1103de2ed19 [ 81.238389] ? kmem_cache_alloc+0x33a/0x730 [ 81.243721] FS: 00007f14f74d6700(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 81.248188] ? __sctp_outq_teardown+0xc30/0xc30 [ 81.255429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.260418] ? sctp_outq_tail+0x58c/0x970 [ 81.267662] CR2: 00007fa46d4a4000 CR3: 00000001d9a8e006 CR4: 00000000001606f0 [ 81.272748] sctp_outq_uncork+0x49/0x60 [ 81.280004] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.284124] sctp_do_sm+0x1056/0x4e50 [ 81.291455] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.296444] ? __lock_acquire+0x792/0x4980 [ 81.303684] Call Trace: [ 81.307979] ? sctp_sendmsg+0xd3f/0x1680 [ 81.316183] ? sctp_sched_dequeue_common+0xfa/0x310 [ 81.320824] ? inet_sendmsg+0x10d/0x450 [ 81.326679] sctp_sched_dequeue_done+0x1d8/0x300 [ 81.330798] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 81.338232] __sctp_outq_teardown+0x660/0xc30 [ 81.342179] ? mark_held_locks+0x130/0x130 [ 81.349422] ? sock_def_wakeup+0xd7/0x1b0 [ 81.353198] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 81.360442] sctp_outq_free+0x9/0x10 [ 81.364645] ? quarantine_put+0x11b/0x1c0 [ 81.367202] sctp_association_free+0x1d5/0x711 [ 81.371235] ? find_held_lock+0x36/0x1d0 [ 81.376220] sctp_do_sm+0x989/0x4e50 [ 81.380172] ? kvm_clock_read+0x18/0x30 [ 81.384909] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 81.390937] ? kvm_clock_get_cycles+0x9/0x10 [ 81.395402] ? mark_held_locks+0x130/0x130 [ 81.399607] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 81.403725] ? mark_held_locks+0x130/0x130 [ 81.408804] sctp_inq_push+0x1aa/0x240 [ 81.412486] ? check_noncircular+0x20/0x20 [ 81.416621] sctp_backlog_rcv+0x1ab/0x13b0 [ 81.421185] ? find_held_lock+0x36/0x1d0 [ 81.425216] ? __local_bh_enable_ip+0x160/0x260 [ 81.428900] ? mark_held_locks+0xc7/0x130 [ 81.432845] ? _raw_spin_unlock_bh+0x30/0x40 [ 81.438873] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.443263] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.447469] ? skb_dequeue+0x14d/0x1f0 [ 81.451674] ? sctp_hash_obj+0x610/0x610 [ 81.455878] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.459733] ? __release_sock+0xd0/0x360 [ 81.463939] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.468147] ? __release_sock+0xd0/0x360 [ 81.472182] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 81.476821] ? __local_bh_enable_ip+0x160/0x260 [ 81.480942] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 81.485318] __release_sock+0x10c/0x360 [ 81.490405] sctp_close+0x354/0x750 [ 81.494958] release_sock+0x4f/0x180 [ 81.498818] ? sctp_init_sock+0x1230/0x1230 [ 81.502847] sctp_wait_for_connect+0x22c/0x4c0 [ 81.507409] ? lock_acquire+0x173/0x3d0 [ 81.511444] ? refcount_inc_checked+0x30/0x30 [ 81.516520] ? __sock_release+0x7d/0x2a0 [ 81.520553] ? sctp_get_port_local+0x15b0/0x15b0 [ 81.525639] inet_release+0xb9/0x1b0 [ 81.530278] ? finish_wait+0x290/0x290 [ 81.534836] __sock_release+0xc7/0x2a0 [ 81.538780] ? sctp_primitive_SEND+0x7c/0xc0 [ 81.542380] sock_close+0x10/0x20 [ 81.546065] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 81.550358] __fput+0x24c/0x7f0 [ 81.554909] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 81.558854] ____fput+0x9/0x10 [ 81.563325] ? __sctp_setsockopt_connectx+0x140/0x140 [ 81.567360] task_work_run+0x10e/0x190 [ 81.572085] ? lock_downgrade+0x860/0x860 [ 81.575771] get_signal+0x13ba/0x1a30 [ 81.579626] ? kasan_check_read+0x11/0x20 [ 81.583489] do_signal+0x87/0x1960 [ 81.587868] sctp_sendmsg+0xd3f/0x1680 [ 81.591290] ? task_work_add+0xbe/0xe0 [ 81.595949] ? sctp_id2assoc+0x250/0x250 [ 81.599219] ? setup_sigcontext+0x7d0/0x7d0 [ 81.603777] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 81.606945] ? __sys_sendmsg+0x15e/0x180 [ 81.612110] ? dup_iter+0x250/0x250 [ 81.615969] ? __ia32_sys_shutdown+0x70/0x70 [ 81.620090] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.623862] ? __sb_end_write+0xa4/0xd0 [ 81.627982] inet_sendmsg+0x10d/0x450 [ 81.631490] ? kasan_check_write+0x14/0x20 [ 81.635434] ? security_socket_sendmsg+0x50/0x90 [ 81.639292] ? fput+0x18/0x120 [ 81.643340] ? ipip_gro_receive+0xf0/0xf0 [ 81.647635] ? exit_to_usermode_loop+0x3a/0x200 [ 81.652976] sock_sendmsg+0xb7/0xf0 [ 81.657013] ? do_syscall_64+0x419/0x4e0 [ 81.660612] ___sys_sendmsg+0x649/0x950 [ 81.664997] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.669724] ? find_held_lock+0x36/0x1d0 [ 81.673668] ? exit_to_usermode_loop+0x3a/0x200 [ 81.677437] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.681642] ? trace_hardirqs_on+0x28/0x190 [ 81.686375] ? __fget+0x278/0x400 [ 81.689539] exit_to_usermode_loop+0x114/0x200 [ 81.693659] ? kasan_check_read+0x11/0x20 [ 81.698300] do_syscall_64+0x419/0x4e0 [ 81.701900] ? __fget+0x295/0x400 [ 81.705933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.709879] ? __f_unlock_pos+0xd/0x10 [ 81.714431] RIP: 0033:0x458e29 [ 81.718465] ? __fget_light+0x174/0x1e0 [ 81.723106] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.727834] ? __fdget+0xe/0x10 [ 81.732125] RSP: 002b:00007f14f74d5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.735552] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.740103] RAX: 000000000001fff8 RBX: 00007f14f74d5c90 RCX: 0000000000458e29 [ 81.744248] __sys_sendmsg+0xd9/0x180 [ 81.748116] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 81.751559] ? __ia32_sys_shutdown+0x70/0x70 [ 81.756724] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.760672] ? __sb_end_write+0xa4/0xd0 [ 81.763844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14f74d66d4 [ 81.767801] ? kasan_check_write+0x14/0x20 [ 81.786682] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 81.789941] ? fput+0x18/0x120 [ 81.797619] Modules linked in: [ 81.802435] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.820455] ---[ end trace 040ea5024e2b6c75 ]--- [ 81.820713] __x64_sys_sendmsg+0x73/0xb0 [ 81.826246] RIP: 0010:flex_array_get+0x23/0x240 [ 81.832358] do_syscall_64+0xd6/0x4e0 [ 81.832365] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.832369] RIP: 0033:0x458e29 [ 81.832374] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.832376] RSP: 002b:00007f605073cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.832383] RAX: ffffffffffffffda RBX: 00007f605073cc90 RCX: 0000000000458e29 [ 81.842889] Code: 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 56 41 55 41 54 53 48 89 fb 48 83 ec 10 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 01 00 00 44 8b 33 45 85 f6 [ 81.843591] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 81.852186] RSP: 0018:ffff8881dc9f75a8 EFLAGS: 00010282 [ 81.855061] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.855064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f605073d6d4 [ 81.855067] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 81.886375] FAULT_INJECTION: forcing a failure. [ 81.886375] name failslab, interval 1, probability 0, space 0, times 0 [ 81.911095] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1103e61b3c6 [ 81.915253] FAULT_INJECTION: forcing a failure. [ 81.915253] name failslab, interval 1, probability 0, space 0, times 0 [ 81.920550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.952183] FAULT_INJECTION: forcing a failure. [ 81.952183] name failslab, interval 1, probability 0, space 0, times 0 [ 81.956016] CPU: 0 PID: 7042 Comm: syz-executor.2 Tainted: G D 4.19.163-syzkaller #0 [ 82.037770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.047101] Call Trace: [ 82.049689] dump_stack+0x123/0x177 [ 82.053298] should_fail.cold.4+0x5/0x13 [ 82.057341] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.062430] ? is_bpf_text_address+0x7d/0xe0 [ 82.066825] __should_failslab+0xba/0xf0 [ 82.070865] should_failslab+0x9/0x14 [ 82.074643] kmem_cache_alloc_node+0x56/0x730 [ 82.079113] ? sctp_packet_config+0x7aa/0xea0 [ 82.083587] __alloc_skb+0xa7/0x580 [ 82.087189] ? skb_scrub_packet+0x3c0/0x3c0 [ 82.091505] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 82.096668] ? sctp_packet_config+0x7c7/0xea0 [ 82.101148] ? kasan_slab_alloc+0x12/0x20 [ 82.105272] ? kmem_cache_alloc+0x12e/0x730 [ 82.109572] sctp_packet_transmit+0x26b/0x3490 [ 82.114139] ? sctp_packet_append_chunk+0x890/0xef0 [ 82.119136] ? sock_sendmsg+0xb7/0xf0 [ 82.122912] ? ___sys_sendmsg+0x649/0x950 [ 82.127035] ? __sys_sendmsg+0xd9/0x180 [ 82.130990] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 82.137024] ? sctp_packet_config+0xea0/0xea0 [ 82.141494] ? sctp_packet_append_chunk+0x890/0xef0 [ 82.146505] ? sctp_packet_transmit_chunk+0x22/0x124 [ 82.151583] sctp_outq_flush+0x252/0x22f0 [ 82.155713] ? kasan_slab_alloc+0x12/0x20 [ 82.159837] ? kmem_cache_alloc+0x306/0x730 [ 82.164134] ? __sctp_outq_teardown+0xc30/0xc30 [ 82.168776] ? sctp_outq_tail+0x58c/0x970 [ 82.173007] sctp_outq_uncork+0x49/0x60 [ 82.176973] sctp_do_sm+0x1056/0x4e50 [ 82.180750] ? sctp_wait_for_connect+0x22c/0x4c0 [ 82.185481] ? sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 82.189050] RBP: ffff8881dc9f75d8 R08: ffff8881dc9f7908 R09: ffffed103ed04732 [ 82.190298] ? sctp_sendmsg+0xd3f/0x1680 [ 82.190302] ? inet_sendmsg+0x10d/0x450 [ 82.190312] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 82.190319] ? mark_held_locks+0x130/0x130 [ 82.190325] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 82.190330] ? quarantine_put+0x11b/0x1c0 [ 82.202460] R10: ffffed103ed04732 R11: ffff8881f6823993 R12: ffff8881ef176180 [ 82.205571] ? trace_hardirqs_off+0x41/0x190 [ 82.205578] ? quarantine_put+0x11b/0x1c0 [ 82.205584] ? kmem_cache_free+0x9d/0x290 [ 82.205588] ? trace_hardirqs_on+0x28/0x190 [ 82.205600] ? kvm_clock_read+0x18/0x30 [ 82.232671] R13: ffff8881c53c2a44 R14: ffff8881d8e02c80 R15: 1ffff1103de2ed19 [ 82.236758] ? kvm_clock_get_cycles+0x9/0x10 [ 82.236766] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 82.236775] sctp_inq_push+0x1aa/0x240 [ 82.236782] sctp_backlog_rcv+0x1ab/0x13b0 [ 82.259622] FS: 00007f14f74d6700(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 82.260509] ? __release_sock+0xd0/0x360 [ 82.260514] ? __local_bh_enable_ip+0x120/0x260 [ 82.260519] ? sctp_hash_obj+0x610/0x610 [ 82.260523] ? __release_sock+0xd0/0x360 [ 82.260526] ? __release_sock+0xd0/0x360 [ 82.260530] ? __local_bh_enable_ip+0x160/0x260 [ 82.260536] __release_sock+0x10c/0x360 [ 82.260542] release_sock+0x4f/0x180 [ 82.260546] sctp_wait_for_connect+0x22c/0x4c0 [ 82.260552] ? refcount_inc_checked+0x30/0x30 [ 82.260558] ? sctp_get_port_local+0x15b0/0x15b0 [ 82.278115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.285521] ? finish_wait+0x290/0x290 [ 82.285529] ? sctp_primitive_SEND+0x7c/0xc0 [ 82.285535] sctp_sendmsg_to_asoc+0x169a/0x1e10 [ 82.285541] ? sctp_assoc_add_peer+0xbcd/0xe40 [ 82.285548] ? __sctp_setsockopt_connectx+0x140/0x140 [ 82.285554] ? lock_downgrade+0x860/0x860 [ 82.285560] ? lock_sock_nested+0x82/0x100 [ 82.285568] sctp_sendmsg+0xd3f/0x1680 [ 82.285577] ? sctp_id2assoc+0x250/0x250 [ 82.308165] CR2: 0000561382f998d0 CR3: 00000001d9a8e005 CR4: 00000000001606e0 [ 82.311000] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 82.311005] ? dup_iter+0x250/0x250 [ 82.311014] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.311021] inet_sendmsg+0x10d/0x450 [ 82.311025] ? security_socket_sendmsg+0x50/0x90 [ 82.331718] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.332421] ? ipip_gro_receive+0xf0/0xf0 [ 82.332428] sock_sendmsg+0xb7/0xf0 [ 82.332433] ___sys_sendmsg+0x649/0x950 [ 82.332439] ? get_pid_task+0x80/0x110 [ 82.332444] ? lock_downgrade+0x860/0x860 [ 82.332449] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.353403] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.355847] ? __fget+0x278/0x400 [ 82.355852] ? __fget+0x9f/0x400 [ 82.355858] ? proc_fail_nth_write+0x13a/0x180 [ 82.355864] ? __fget+0x295/0x400 [ 82.355873] ? kernel_read+0x130/0x130 [ 82.368323] Kernel panic - not syncing: Fatal exception [ 82.369386] ? __f_unlock_pos+0xd/0x10 [ 82.473432] ? __fget_light+0x174/0x1e0 [ 82.477382] ? __fdget+0xe/0x10 [ 82.480654] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.485475] __sys_sendmsg+0xd9/0x180 [ 82.489260] ? __ia32_sys_shutdown+0x70/0x70 [ 82.493646] ? __sb_end_write+0xa4/0xd0 [ 82.497593] ? kasan_check_write+0x14/0x20 [ 82.501802] ? fput+0x18/0x120 [ 82.504971] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 82.510312] __x64_sys_sendmsg+0x73/0xb0 [ 82.514350] do_syscall_64+0xd6/0x4e0 [ 82.518212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.523378] RIP: 0033:0x458e29 [ 82.526549] Code: 2d b8 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 fb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.545439] RSP: 002b:00007fb83b393c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.553122] RAX: ffffffffffffffda RBX: 00007fb83b393c90 RCX: 0000000000458e29 [ 82.560367] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 82.567873] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.575117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb83b3946d4 [ 82.582365] R13: 00000000004c6075 R14: 00000000004da858 R15: 0000000000000005 [ 82.590975] Kernel Offset: disabled [ 82.594619] Rebooting in 86400 seconds..