syzkaller login: [ 30.369283] kauditd_printk_skb: 9 callbacks suppressed [ 30.369289] audit: type=1400 audit(1575045283.606:35): avc: denied { map } for pid=6868 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 36.691486] audit: type=1400 audit(1575045289.926:36): avc: denied { map } for pid=6879 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16480 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 38.709573] IPVS: ftp: loaded support on port[0] = 21 [ 39.082581] can: request_module (can-proto-0) failed. [ 40.161133] can: request_module (can-proto-0) failed. [ 40.336965] audit: type=1400 audit(1575045293.576:37): avc: denied { create } for pid=6879 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 40.360497] audit: type=1400 audit(1575045293.576:38): avc: denied { create } for pid=6879 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 40.384073] audit: type=1400 audit(1575045293.576:39): avc: denied { create } for pid=6879 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts. 2019/11/29 16:35:00 parsed 1 programs 2019/11/29 16:35:01 executed programs: 0 [ 48.305523] IPVS: ftp: loaded support on port[0] = 21 [ 48.306433] IPVS: ftp: loaded support on port[0] = 21 [ 48.331909] IPVS: ftp: loaded support on port[0] = 21 [ 48.331913] IPVS: ftp: loaded support on port[0] = 21 [ 48.352173] IPVS: ftp: loaded support on port[0] = 21 [ 48.352925] IPVS: ftp: loaded support on port[0] = 21 [ 48.485095] chnl_net:caif_netlink_parms(): no params data found [ 48.525108] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.531824] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.538789] device bridge_slave_0 entered promiscuous mode [ 48.547788] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.554143] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.561383] device bridge_slave_1 entered promiscuous mode [ 48.591518] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.601574] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.675150] chnl_net:caif_netlink_parms(): no params data found [ 48.702265] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.709591] team0: Port device team_slave_0 added [ 48.716405] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.723500] team0: Port device team_slave_1 added [ 48.728553] chnl_net:caif_netlink_parms(): no params data found [ 48.744610] chnl_net:caif_netlink_parms(): no params data found [ 48.753724] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.777879] chnl_net:caif_netlink_parms(): no params data found [ 48.798433] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.854386] chnl_net:caif_netlink_parms(): no params data found [ 48.864125] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.870648] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.877936] device bridge_slave_0 entered promiscuous mode [ 48.894326] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.900747] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.907902] device bridge_slave_0 entered promiscuous mode [ 48.956429] device hsr_slave_0 entered promiscuous mode [ 48.994945] device hsr_slave_1 entered promiscuous mode [ 49.037508] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.044261] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.050752] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.057966] device bridge_slave_1 entered promiscuous mode [ 49.070261] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.078311] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.085272] device bridge_slave_0 entered promiscuous mode [ 49.091466] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.097988] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.105065] device bridge_slave_1 entered promiscuous mode [ 49.111249] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.132594] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.139224] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.146646] device bridge_slave_0 entered promiscuous mode [ 49.152858] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.159350] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.166254] device bridge_slave_1 entered promiscuous mode [ 49.181233] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.189779] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.196347] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.203189] device bridge_slave_1 entered promiscuous mode [ 49.223647] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.230040] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.236910] device bridge_slave_0 entered promiscuous mode [ 49.244521] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.250920] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.259261] device bridge_slave_1 entered promiscuous mode [ 49.265986] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.286508] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.295687] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.312041] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.323235] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.331788] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.340988] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.349414] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.368262] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.386337] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.393456] team0: Port device team_slave_0 added [ 49.398814] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.408434] team0: Port device team_slave_0 added [ 49.423654] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.430133] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.436959] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.443280] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.456065] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.463171] team0: Port device team_slave_1 added [ 49.468529] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.477082] team0: Port device team_slave_1 added [ 49.482266] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.489436] team0: Port device team_slave_0 added [ 49.494599] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.502189] team0: Port device team_slave_0 added [ 49.507779] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.516124] team0: Port device team_slave_0 added [ 49.521298] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.529912] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.538016] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.545668] team0: Port device team_slave_1 added [ 49.551545] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.558732] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.570085] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.577582] team0: Port device team_slave_1 added [ 49.583132] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.590731] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.599503] team0: Port device team_slave_1 added [ 49.604767] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.611845] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.619202] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.626535] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.638952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.649040] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.656349] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.727106] device hsr_slave_0 entered promiscuous mode [ 49.774931] device hsr_slave_1 entered promiscuous mode [ 49.855278] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.862606] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.906148] device hsr_slave_0 entered promiscuous mode [ 49.954998] device hsr_slave_1 entered promiscuous mode [ 50.036298] device hsr_slave_0 entered promiscuous mode [ 50.085060] device hsr_slave_1 entered promiscuous mode [ 50.176217] device hsr_slave_0 entered promiscuous mode [ 50.214934] device hsr_slave_1 entered promiscuous mode [ 50.258593] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.272900] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.279979] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.286934] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.327043] device hsr_slave_0 entered promiscuous mode [ 50.374997] device hsr_slave_1 entered promiscuous mode [ 50.415083] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.422010] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.432635] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.440978] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.457893] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.472379] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.492767] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.499856] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.508596] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.559571] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.579127] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.591784] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.598718] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.612721] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.623117] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.637975] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.646109] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.652803] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.662231] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.671429] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.681523] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.688608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.696289] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.703065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.710169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.718433] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.726935] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.732999] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.747419] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.754191] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.760327] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.768400] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.776452] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.782514] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.789845] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.798182] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.807433] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.816424] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.823206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.830301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.838440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.846184] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.852533] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.859794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.869386] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.877490] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.886258] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.893901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.903218] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.910277] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.916592] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.922773] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.933298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.940898] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.947249] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.954174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.962263] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.969860] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.976215] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.982911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.990824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.998431] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.004904] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.011626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.018590] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.026808] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.034409] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 51.042289] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.051256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.061720] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.070253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.078884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.086731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.094186] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.100663] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.107730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.114577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.121820] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.129504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.137531] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.145251] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.151570] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.158492] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.166442] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.173878] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.180229] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.187358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.195234] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 51.201296] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.210009] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.218439] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.226334] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.235868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.243046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.250879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.258620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.266403] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.273880] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.280247] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.287383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.296602] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.306312] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.314030] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 51.320225] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.328607] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.337027] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.345128] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.353857] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.360853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.369123] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.376897] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.383262] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.390022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.397719] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.405417] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.411763] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.418504] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.426274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.433714] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.440061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.447033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.454591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.462217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.469776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.477414] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.484310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.491566] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.499989] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.508158] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.517929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.526790] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.534216] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.543840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.551783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.559695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.567828] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.575392] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.581709] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.588575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.596404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.603753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.611398] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.619095] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.629164] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.639074] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.646308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.654008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.661854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.670828] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.679614] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.687255] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.697827] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 51.705418] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.713214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.722664] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.729679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.737694] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.745293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.752783] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.760556] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.768265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.775911] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.783226] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.790897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.798718] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.806569] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.814127] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.821680] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.828533] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.840314] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.848660] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.857633] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.866690] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.874170] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.881475] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.888946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.896576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.904099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.911941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.919715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.927653] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.936246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.943637] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.951188] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.960373] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.967081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.975480] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.983427] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.992800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.002842] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.010510] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.020298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.028799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.036718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.044241] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.051700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.059198] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.066596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.073956] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.081489] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.088937] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.096382] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.105180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.112508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.121741] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.130232] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.139127] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.148597] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.156597] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.164030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.171763] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.179255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.186912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.196243] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.204077] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.215719] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.221727] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.230915] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.241311] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.247548] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.260515] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.268248] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.274249] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.281488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.289359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.297023] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.304423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.316673] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.325941] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.336686] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.347147] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.355911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.363313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.373129] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.379441] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.388867] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.399396] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.399501] audit: type=1400 audit(1575045305.636:40): avc: denied { associate } for pid=6980 comm="syz-executor.1" name="syz1" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 52.433744] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.455060] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.471893] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.487809] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.531066] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.543992] FAULT_INJECTION: forcing a failure. [ 52.543992] name failslab, interval 1, probability 0, space 0, times 1 [ 52.556287] FAULT_INJECTION: forcing a failure. [ 52.556287] name failslab, interval 1, probability 0, space 0, times 1 [ 52.575295] CPU: 1 PID: 6994 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 52.583026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.587724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.592368] Call Trace: [ 52.598724] FAULT_INJECTION: forcing a failure. [ 52.598724] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 52.600986] dump_stack+0x123/0x177 [ 52.616359] should_fail.cold.4+0x5/0x13 [ 52.620404] ? __lock_acquire+0x792/0x4980 [ 52.624631] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.629717] ? __release_sock+0x10c/0x360 [ 52.633840] ? release_sock+0x4f/0x180 [ 52.637711] ? sctp_wait_for_connect+0x22c/0x4c0 [ 52.642443] ? sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 52.647285] ? sctp_sendmsg+0xd4f/0x17e0 [ 52.651329] ? inet_sendmsg+0x10d/0x450 [ 52.655286] __should_failslab+0xba/0xf0 [ 52.659337] should_failslab+0x9/0x14 [ 52.663135] kmem_cache_alloc_node_trace+0x5a/0x740 [ 52.668136] __kmalloc_node_track_caller+0x3c/0x70 [ 52.673046] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 52.677781] __alloc_skb+0xd7/0x580 [ 52.681388] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.685697] _sctp_make_chunk+0x3f/0x260 [ 52.689741] sctp_make_init_ack+0x9ed/0x13f0 [ 52.694131] ? sctp_make_init+0xc20/0xc20 [ 52.698256] ? crng_backtrack_protect+0x80/0x80 [ 52.702921] ? sctp_verify_init+0x1660/0x1660 [ 52.707408] ? sctp_bind_addr_copy+0xe6/0x26d [ 52.711882] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 52.717576] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 52.723352] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 52.728968] ? dccp_diag_dump+0x20/0x20 [ 52.732921] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 52.737494] sctp_do_sm+0x117/0x52d0 [ 52.741188] ? __lock_acquire+0x792/0x4980 [ 52.745404] ? is_bpf_text_address+0x7d/0xe0 [ 52.749790] ? kernel_text_address+0x79/0xf0 [ 52.754179] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.760219] ? mark_held_locks+0x130/0x130 [ 52.764435] ? add_lock_to_list.isra.26+0x193/0x340 [ 52.769527] ? save_trace+0xe0/0x290 [ 52.773235] ? find_held_lock+0x36/0x1d0 [ 52.777291] ? mark_held_locks+0xc7/0x130 [ 52.781432] ? ktime_get+0x1a6/0x240 [ 52.785140] ? kvm_clock_read+0x18/0x30 [ 52.789091] ? kvm_clock_get_cycles+0x9/0x10 [ 52.793500] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.797721] sctp_inq_push+0x1aa/0x240 [ 52.801601] sctp_backlog_rcv+0x153/0xb90 [ 52.805725] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.810124] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.814688] ? sctp_hash_obj+0x640/0x640 [ 52.818727] ? __release_sock+0xd0/0x360 [ 52.822764] ? __release_sock+0xd0/0x360 [ 52.826802] ? __local_bh_enable_ip+0x160/0x260 [ 52.831448] __release_sock+0x10c/0x360 [ 52.835422] release_sock+0x4f/0x180 [ 52.839114] sctp_wait_for_connect+0x22c/0x4c0 [ 52.843693] ? refcount_inc_checked+0x30/0x30 [ 52.848193] ? sctp_get_port_local+0x14d0/0x14d0 [ 52.852932] ? finish_wait+0x290/0x290 [ 52.856806] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.861195] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 52.865851] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.870592] ? find_held_lock+0x36/0x1d0 [ 52.874653] ? sctp_transport_lookup_process+0x130/0x130 [ 52.880087] ? lock_downgrade+0x860/0x860 [ 52.884219] ? kasan_check_read+0x11/0x20 [ 52.888364] sctp_sendmsg+0xd4f/0x17e0 [ 52.892233] ? rw_copy_check_uvector+0x66/0x340 [ 52.896901] ? sctp_id2assoc+0x250/0x250 [ 52.900959] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.906312] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.911059] inet_sendmsg+0x10d/0x450 [ 52.914839] ? security_socket_sendmsg+0x50/0x90 [ 52.919572] ? ipip_gro_receive+0xf0/0xf0 [ 52.923711] sock_sendmsg+0xb7/0xf0 [ 52.927324] ___sys_sendmsg+0x649/0x950 [ 52.931278] ? find_held_lock+0x36/0x1d0 [ 52.935319] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.940064] ? __fget+0x278/0x400 [ 52.943499] ? kasan_check_read+0x11/0x20 [ 52.947629] ? __fget+0x295/0x400 [ 52.951066] ? __f_unlock_pos+0xd/0x10 [ 52.954949] ? __fget_light+0x174/0x1e0 [ 52.958917] ? __fdget+0xe/0x10 [ 52.962193] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.967027] __sys_sendmsg+0xd9/0x180 [ 52.970811] ? __ia32_sys_shutdown+0x70/0x70 [ 52.975203] ? __sb_end_write+0xa4/0xd0 [ 52.979177] ? kasan_check_write+0x14/0x20 [ 52.983395] ? fput+0x18/0x120 [ 52.986589] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.991934] __x64_sys_sendmsg+0x73/0xb0 [ 52.995978] do_syscall_64+0xd6/0x4e0 [ 52.999759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.004928] RIP: 0033:0x458da9 [ 53.008112] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.026993] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.034681] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 53.041930] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.049179] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.056439] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 53.063686] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 53.070954] CPU: 0 PID: 6999 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 53.078675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.088023] Call Trace: [ 53.090595] dump_stack+0x123/0x177 [ 53.094218] should_fail.cold.4+0x5/0x13 [ 53.098264] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.103354] ? save_stack+0xa9/0xd0 [ 53.106967] __alloc_pages_nodemask+0x1d5/0x710 [ 53.111619] ? sctp_do_sm+0x117/0x52d0 [ 53.115489] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.119881] ? sctp_inq_push+0x1aa/0x240 [ 53.123924] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 53.128926] ? sctp_sendmsg+0xd4f/0x17e0 [ 53.132972] ? do_syscall_64+0xd6/0x4e0 [ 53.136933] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.142289] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.147384] cache_grow_begin+0x91/0x8d0 [ 53.151429] ? kmem_cache_alloc_trace+0xa0/0x750 [ 53.156190] kmem_cache_alloc_trace+0x67e/0x750 [ 53.160861] flex_array_alloc+0x19e/0x270 [ 53.165003] fa_alloc+0x14/0x50 [ 53.168277] sctp_stream_alloc_in+0x23/0x230 [ 53.172684] sctp_stream_init+0x1ba/0x330 [ 53.176831] ? sctp_tsnmap_init+0x161/0x220 [ 53.181148] sctp_process_init+0x1c24/0x2d50 [ 53.185546] ? get_random_bytes+0x2f/0x40 [ 53.189675] ? crng_backtrack_protect+0x80/0x80 [ 53.194328] ? sctp_verify_init+0x1660/0x1660 [ 53.198823] ? sctp_bind_addr_copy+0xe6/0x26d [ 53.203317] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 53.209036] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 53.214834] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 53.220464] ? dccp_diag_dump+0x20/0x20 [ 53.220474] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 53.220480] sctp_do_sm+0x117/0x52d0 [ 53.220489] ? __lock_acquire+0x792/0x4980 [ 53.220496] ? __kernel_text_address+0xd/0x40 [ 53.220504] ? unwind_get_return_address+0x61/0xa0 [ 53.246383] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 53.252431] ? mark_held_locks+0x130/0x130 [ 53.256659] ? check_noncircular+0x20/0x20 [ 53.260890] ? save_stack+0xa9/0xd0 [ 53.264513] ? save_stack+0x43/0xd0 [ 53.268235] ? kasan_kmalloc+0xc7/0xe0 [ 53.272110] ? kasan_slab_alloc+0x12/0x20 [ 53.276250] ? kmem_cache_alloc+0x12e/0x730 [ 53.280573] ? find_held_lock+0x36/0x1d0 [ 53.284637] ? mark_held_locks+0xc7/0x130 [ 53.288779] ? ktime_get+0x1a6/0x240 [ 53.292513] ? kvm_clock_read+0x18/0x30 [ 53.296472] ? kvm_clock_get_cycles+0x9/0x10 [ 53.296481] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.296495] sctp_inq_push+0x1aa/0x240 [ 53.296502] sctp_backlog_rcv+0x153/0xb90 [ 53.296508] ? _raw_spin_unlock_bh+0x30/0x40 [ 53.296515] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.296520] ? sctp_hash_obj+0x640/0x640 [ 53.296525] ? __release_sock+0xd0/0x360 [ 53.296530] ? __release_sock+0xd0/0x360 2019/11/29 16:35:06 executed programs: 6 [ 53.296538] ? __local_bh_enable_ip+0x160/0x260 [ 53.296545] __release_sock+0x10c/0x360 [ 53.296561] release_sock+0x4f/0x180 [ 53.296569] sctp_wait_for_connect+0x22c/0x4c0 [ 53.296575] ? refcount_inc_checked+0x30/0x30 [ 53.296585] ? sctp_get_port_local+0x14d0/0x14d0 [ 53.296590] ? finish_wait+0x290/0x290 [ 53.296597] ? sctp_primitive_SEND+0x7c/0xc0 [ 53.296603] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 53.296611] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 53.296615] ? find_held_lock+0x36/0x1d0 [ 53.296622] ? sctp_transport_lookup_process+0x130/0x130 [ 53.296626] ? lock_downgrade+0x860/0x860 [ 53.296634] ? kasan_check_read+0x11/0x20 [ 53.296642] sctp_sendmsg+0xd4f/0x17e0 [ 53.296649] ? rw_copy_check_uvector+0x66/0x340 [ 53.343060] ? sctp_id2assoc+0x250/0x250 [ 53.343071] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.343089] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.360579] inet_sendmsg+0x10d/0x450 [ 53.360586] ? security_socket_sendmsg+0x50/0x90 [ 53.360593] ? ipip_gro_receive+0xf0/0xf0 [ 53.368769] FAULT_INJECTION: forcing a failure. [ 53.368769] name failslab, interval 1, probability 0, space 0, times 0 [ 53.368859] sock_sendmsg+0xb7/0xf0 [ 53.398463] FAULT_INJECTION: forcing a failure. [ 53.398463] name failslab, interval 1, probability 0, space 0, times 0 [ 53.399836] ___sys_sendmsg+0x649/0x950 [ 53.399844] ? find_held_lock+0x36/0x1d0 [ 53.399852] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.399860] ? __fget+0x278/0x400 [ 53.413912] ? kasan_check_read+0x11/0x20 [ 53.442465] ? __fget+0x295/0x400 [ 53.480964] ? __f_unlock_pos+0xd/0x10 [ 53.484846] ? __fget_light+0x174/0x1e0 [ 53.488810] ? __fdget+0xe/0x10 [ 53.492083] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.496921] __sys_sendmsg+0xd9/0x180 [ 53.500703] ? __ia32_sys_shutdown+0x70/0x70 [ 53.505093] ? __sb_end_write+0xa4/0xd0 [ 53.509057] ? kasan_check_write+0x14/0x20 [ 53.513275] ? fput+0x18/0x120 [ 53.516462] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.521813] __x64_sys_sendmsg+0x73/0xb0 [ 53.525860] do_syscall_64+0xd6/0x4e0 [ 53.529644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.534816] RIP: 0033:0x458da9 [ 53.537994] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.550337] FAULT_INJECTION: forcing a failure. [ 53.550337] name failslab, interval 1, probability 0, space 0, times 0 [ 53.556890] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.556897] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 53.556900] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.556903] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.556906] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 53.556909] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 53.607451] CPU: 0 PID: 7008 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 53.620400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.629751] Call Trace: [ 53.632332] dump_stack+0x123/0x177 [ 53.635956] should_fail.cold.4+0x5/0x13 [ 53.640007] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.645105] ? lock_downgrade+0x860/0x860 [ 53.649253] __should_failslab+0xba/0xf0 [ 53.653303] should_failslab+0x9/0x14 [ 53.657088] kmem_cache_alloc_node_trace+0x270/0x740 [ 53.662176] __kmalloc_node_track_caller+0x3c/0x70 [ 53.667107] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 53.671856] __alloc_skb+0xd7/0x580 [ 53.675478] ? skb_scrub_packet+0x3c0/0x3c0 [ 53.681009] ? lock_downgrade+0x860/0x860 [ 53.685153] _sctp_make_chunk+0x3f/0x260 [ 53.689203] sctp_make_datafrag_empty+0x159/0x260 [ 53.694052] ? sctp_make_ecne+0xf0/0xf0 [ 53.698022] sctp_datamsg_from_user+0x4d3/0xdd0 [ 53.702690] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 53.707270] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 53.712016] ? find_held_lock+0x36/0x1d0 [ 53.716067] ? sctp_transport_lookup_process+0x130/0x130 [ 53.721506] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 53.726689] ? lock_downgrade+0x860/0x860 [ 53.730826] ? kasan_check_read+0x11/0x20 [ 53.734967] sctp_sendmsg+0xd4f/0x17e0 [ 53.738845] ? rw_copy_check_uvector+0x66/0x340 [ 53.743505] ? sctp_id2assoc+0x250/0x250 [ 53.747552] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.752906] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.757646] inet_sendmsg+0x10d/0x450 [ 53.761429] ? security_socket_sendmsg+0x50/0x90 [ 53.766162] ? ipip_gro_receive+0xf0/0xf0 [ 53.770288] sock_sendmsg+0xb7/0xf0 [ 53.773899] ___sys_sendmsg+0x649/0x950 [ 53.777854] ? find_held_lock+0x36/0x1d0 [ 53.781895] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.786633] ? __fget+0x278/0x400 [ 53.790070] ? kasan_check_read+0x11/0x20 [ 53.794201] ? __fget+0x295/0x400 [ 53.797643] ? __f_unlock_pos+0xd/0x10 [ 53.801517] ? __fget_light+0x174/0x1e0 [ 53.805477] ? __fdget+0xe/0x10 [ 53.808757] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.813580] __sys_sendmsg+0xd9/0x180 [ 53.817368] ? __ia32_sys_shutdown+0x70/0x70 [ 53.821768] ? __sb_end_write+0xa4/0xd0 [ 53.825729] ? kasan_check_write+0x14/0x20 [ 53.829966] ? fput+0x18/0x120 [ 53.833146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.838502] __x64_sys_sendmsg+0x73/0xb0 [ 53.842573] do_syscall_64+0xd6/0x4e0 [ 53.846361] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.851539] RIP: 0033:0x458da9 [ 53.854715] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.873610] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.881305] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 53.888584] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.895970] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.903365] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 53.910628] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 53.918934] CPU: 1 PID: 7006 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 53.926651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.936141] Call Trace: [ 53.938717] dump_stack+0x123/0x177 [ 53.942339] should_fail.cold.4+0x5/0x13 [ 53.946403] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.951499] ? lock_downgrade+0x860/0x860 [ 53.955659] __should_failslab+0xba/0xf0 [ 53.959711] should_failslab+0x9/0x14 [ 53.963616] kmem_cache_alloc+0x2be/0x730 [ 53.967778] ? skb_scrub_packet+0x3c0/0x3c0 [ 53.972014] FAULT_INJECTION: forcing a failure. [ 53.972014] name failslab, interval 1, probability 0, space 0, times 0 [ 53.972119] sctp_chunkify+0x46/0x270 [ 53.987117] _sctp_make_chunk+0x128/0x260 [ 53.991291] sctp_make_datafrag_empty+0x159/0x260 [ 53.996123] ? sctp_make_ecne+0xf0/0xf0 [ 54.000084] sctp_datamsg_from_user+0x4d3/0xdd0 [ 54.004748] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 54.009328] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.014075] ? find_held_lock+0x36/0x1d0 [ 54.018139] ? sctp_transport_lookup_process+0x130/0x130 [ 54.023576] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 54.028749] ? lock_downgrade+0x860/0x860 [ 54.032888] ? kasan_check_read+0x11/0x20 [ 54.037027] sctp_sendmsg+0xd4f/0x17e0 [ 54.040901] ? rw_copy_check_uvector+0x66/0x340 [ 54.045555] ? sctp_id2assoc+0x250/0x250 [ 54.049608] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.054973] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.059723] inet_sendmsg+0x10d/0x450 [ 54.063510] ? security_socket_sendmsg+0x50/0x90 [ 54.068257] ? ipip_gro_receive+0xf0/0xf0 [ 54.072391] sock_sendmsg+0xb7/0xf0 [ 54.076020] ___sys_sendmsg+0x649/0x950 [ 54.079980] ? find_held_lock+0x36/0x1d0 [ 54.084025] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.088770] ? __fget+0x278/0x400 [ 54.092204] ? kasan_check_read+0x11/0x20 [ 54.096349] ? __fget+0x295/0x400 [ 54.099807] ? __f_unlock_pos+0xd/0x10 [ 54.103676] ? __fget_light+0x174/0x1e0 [ 54.107646] ? __fdget+0xe/0x10 [ 54.110907] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.115906] __sys_sendmsg+0xd9/0x180 [ 54.119689] ? __ia32_sys_shutdown+0x70/0x70 [ 54.124079] ? __sb_end_write+0xa4/0xd0 [ 54.128054] ? kasan_check_write+0x14/0x20 [ 54.132268] ? fput+0x18/0x120 [ 54.135450] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.140798] __x64_sys_sendmsg+0x73/0xb0 [ 54.144840] do_syscall_64+0xd6/0x4e0 [ 54.148622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.153792] RIP: 0033:0x458da9 [ 54.156985] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.175871] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.183561] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 54.190812] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.198063] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.205315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 54.212565] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 54.219830] CPU: 0 PID: 7019 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 54.227551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.236896] Call Trace: [ 54.239465] dump_stack+0x123/0x177 [ 54.243074] should_fail.cold.4+0x5/0x13 [ 54.247121] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.252204] ? find_held_lock+0x36/0x1d0 [ 54.256268] __should_failslab+0xba/0xf0 [ 54.260358] should_failslab+0x9/0x14 [ 54.264162] kmem_cache_alloc+0x47/0x730 [ 54.268218] ? trace_hardirqs_on+0x28/0x190 [ 54.272524] __debug_object_init+0x7dc/0xd70 [ 54.276915] ? debug_object_fixup+0x30/0x30 [ 54.281221] debug_object_init+0x16/0x20 [ 54.285263] init_timer_key+0x2e/0x270 [ 54.289138] sctp_association_new+0x9d6/0x1ec0 [ 54.293706] sctp_make_temp_asoc+0x8b/0x1a0 [ 54.298016] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 54.303802] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 54.309422] ? dccp_diag_dump+0x20/0x20 [ 54.313396] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 54.317968] sctp_do_sm+0x117/0x52d0 [ 54.321687] ? __lock_acquire+0x792/0x4980 [ 54.325920] ? __kernel_text_address+0xd/0x40 [ 54.330399] ? unwind_get_return_address+0x61/0xa0 [ 54.335319] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.341365] ? mark_held_locks+0x130/0x130 [ 54.345595] ? check_noncircular+0x20/0x20 [ 54.349823] ? save_stack+0xa9/0xd0 [ 54.353432] ? save_stack+0x43/0xd0 [ 54.357043] ? kasan_kmalloc+0xc7/0xe0 [ 54.360910] ? kasan_slab_alloc+0x12/0x20 [ 54.365039] ? kmem_cache_alloc+0x12e/0x730 [ 54.369344] ? find_held_lock+0x36/0x1d0 [ 54.373388] ? mark_held_locks+0xc7/0x130 [ 54.377529] ? ktime_get+0x1a6/0x240 [ 54.381255] ? kvm_clock_read+0x18/0x30 [ 54.385212] ? kvm_clock_get_cycles+0x9/0x10 [ 54.389605] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.393845] sctp_inq_push+0x1aa/0x240 [ 54.397742] sctp_backlog_rcv+0x153/0xb90 [ 54.401877] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.406268] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.410833] ? sctp_hash_obj+0x640/0x640 [ 54.414881] ? __release_sock+0xd0/0x360 [ 54.418939] ? __release_sock+0xd0/0x360 [ 54.422998] ? __local_bh_enable_ip+0x160/0x260 [ 54.427663] __release_sock+0x10c/0x360 [ 54.431630] release_sock+0x4f/0x180 [ 54.435332] sctp_wait_for_connect+0x22c/0x4c0 [ 54.439908] ? refcount_inc_checked+0x30/0x30 [ 54.444400] ? sctp_get_port_local+0x14d0/0x14d0 [ 54.449136] ? finish_wait+0x290/0x290 [ 54.453006] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.457394] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 54.462048] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.466783] ? find_held_lock+0x36/0x1d0 [ 54.470837] ? sctp_transport_lookup_process+0x130/0x130 [ 54.476286] ? lock_downgrade+0x860/0x860 [ 54.480424] ? kasan_check_read+0x11/0x20 [ 54.484557] sctp_sendmsg+0xd4f/0x17e0 [ 54.488429] ? rw_copy_check_uvector+0x66/0x340 [ 54.493104] ? sctp_id2assoc+0x250/0x250 [ 54.497152] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.497167] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.497178] inet_sendmsg+0x10d/0x450 [ 54.497182] ? security_socket_sendmsg+0x50/0x90 [ 54.497187] ? ipip_gro_receive+0xf0/0xf0 [ 54.497192] sock_sendmsg+0xb7/0xf0 [ 54.497198] ___sys_sendmsg+0x649/0x950 [ 54.497205] ? find_held_lock+0x36/0x1d0 [ 54.497212] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.497220] ? __fget+0x278/0x400 [ 54.497231] ? kasan_check_read+0x11/0x20 [ 54.497240] ? __fget+0x295/0x400 [ 54.515953] ? __f_unlock_pos+0xd/0x10 [ 54.515963] ? __fget_light+0x174/0x1e0 [ 54.515970] ? __fdget+0xe/0x10 [ 54.515977] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.515987] __sys_sendmsg+0xd9/0x180 [ 54.515993] ? __ia32_sys_shutdown+0x70/0x70 [ 54.515999] ? __sb_end_write+0xa4/0xd0 [ 54.516008] ? kasan_check_write+0x14/0x20 [ 54.516013] ? fput+0x18/0x120 [ 54.516026] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.516034] __x64_sys_sendmsg+0x73/0xb0 [ 54.516044] do_syscall_64+0xd6/0x4e0 [ 54.516050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.601266] RIP: 0033:0x458da9 [ 54.604444] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.623334] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.631029] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 54.638291] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.645552] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.652805] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 54.660054] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 54.667321] CPU: 1 PID: 7012 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 54.675038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.684385] Call Trace: [ 54.686970] dump_stack+0x123/0x177 [ 54.690596] should_fail.cold.4+0x5/0x13 [ 54.694651] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.699752] ? lock_downgrade+0x860/0x860 [ 54.703904] __should_failslab+0xba/0xf0 [ 54.707969] should_failslab+0x9/0x14 [ 54.711768] kmem_cache_alloc_node+0x26e/0x730 [ 54.716350] __alloc_skb+0xa7/0x580 [ 54.719967] ? skb_scrub_packet+0x3c0/0x3c0 [ 54.724297] ? lock_downgrade+0x860/0x860 [ 54.728436] _sctp_make_chunk+0x3f/0x260 [ 54.732484] sctp_make_datafrag_empty+0x159/0x260 [ 54.737315] ? sctp_make_ecne+0xf0/0xf0 [ 54.741279] sctp_datamsg_from_user+0x4d3/0xdd0 [ 54.745937] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 54.750520] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.755257] ? find_held_lock+0x36/0x1d0 [ 54.759298] ? sctp_transport_lookup_process+0x130/0x130 [ 54.764742] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 54.769923] ? lock_downgrade+0x860/0x860 [ 54.774055] ? kasan_check_read+0x11/0x20 [ 54.778185] sctp_sendmsg+0xd4f/0x17e0 [ 54.782061] ? rw_copy_check_uvector+0x66/0x340 [ 54.786725] ? sctp_id2assoc+0x250/0x250 [ 54.790767] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.796115] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.800856] inet_sendmsg+0x10d/0x450 [ 54.804653] ? security_socket_sendmsg+0x50/0x90 [ 54.809394] ? ipip_gro_receive+0xf0/0xf0 [ 54.813524] sock_sendmsg+0xb7/0xf0 [ 54.817147] ___sys_sendmsg+0x649/0x950 [ 54.821099] ? find_held_lock+0x36/0x1d0 [ 54.825137] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.829874] ? __fget+0x278/0x400 [ 54.833307] ? kasan_check_read+0x11/0x20 [ 54.837453] ? __fget+0x295/0x400 [ 54.840903] ? __f_unlock_pos+0xd/0x10 [ 54.844770] ? __fget_light+0x174/0x1e0 [ 54.848723] ? __fdget+0xe/0x10 [ 54.851995] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.856824] __sys_sendmsg+0xd9/0x180 [ 54.860616] ? __ia32_sys_shutdown+0x70/0x70 [ 54.865008] ? __sb_end_write+0xa4/0xd0 [ 54.868984] ? kasan_check_write+0x14/0x20 [ 54.873198] ? fput+0x18/0x120 [ 54.876376] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.881719] __x64_sys_sendmsg+0x73/0xb0 [ 54.885762] do_syscall_64+0xd6/0x4e0 [ 54.889547] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.894715] RIP: 0033:0x458da9 [ 54.897890] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.916774] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.924462] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 54.931711] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.938960] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.946217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 54.953481] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 54.960766] CPU: 0 PID: 6997 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 54.968472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.977928] Call Trace: [ 54.977944] dump_stack+0x123/0x177 [ 54.977955] should_fail.cold.4+0x5/0x13 [ 54.977962] ? sctp_wait_for_connect+0x22c/0x4c0 [ 54.977968] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.977975] ? __x64_sys_sendmsg+0x73/0xb0 [ 54.977984] ? do_syscall_64+0xd6/0x4e0 [ 55.006212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.006226] __should_failslab+0xba/0xf0 [ 55.006234] should_failslab+0x9/0x14 [ 55.006240] kmem_cache_alloc_trace+0x4b/0x750 [ 55.006246] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.006251] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 55.006262] sctp_transport_new+0x53/0x6a0 [ 55.006267] sctp_assoc_add_peer+0x1c1/0xe40 [ 55.006277] sctp_process_init+0x105/0x2d50 [ 55.006283] ? get_random_bytes+0x2f/0x40 [ 55.006288] ? crng_backtrack_protect+0x80/0x80 [ 55.006298] ? sctp_add_bind_addr+0x1d4/0x320 [ 55.006306] ? sctp_verify_init+0x1660/0x1660 [ 55.015711] ? sctp_bind_addr_copy+0xe6/0x26d [ 55.015721] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 55.015731] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 55.015741] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 55.015746] ? dccp_diag_dump+0x20/0x20 [ 55.015755] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.015760] sctp_do_sm+0x117/0x52d0 [ 55.015768] ? __lock_acquire+0x792/0x4980 [ 55.015775] ? __kernel_text_address+0xd/0x40 [ 55.015784] ? unwind_get_return_address+0x61/0xa0 [ 55.050859] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.050871] ? mark_held_locks+0x130/0x130 [ 55.050879] ? check_noncircular+0x20/0x20 [ 55.057521] FAULT_INJECTION: forcing a failure. [ 55.057521] name failslab, interval 1, probability 0, space 0, times 0 [ 55.060029] ? save_stack+0xa9/0xd0 [ 55.060036] ? save_stack+0x43/0xd0 [ 55.060041] ? kasan_kmalloc+0xc7/0xe0 [ 55.060045] ? kasan_slab_alloc+0x12/0x20 [ 55.060051] ? kmem_cache_alloc+0x12e/0x730 [ 55.074732] ? find_held_lock+0x36/0x1d0 [ 55.074743] ? mark_held_locks+0xc7/0x130 [ 55.074752] ? ktime_get+0x1a6/0x240 [ 55.074763] ? kvm_clock_read+0x18/0x30 [ 55.074768] ? kvm_clock_get_cycles+0x9/0x10 [ 55.074776] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.074790] sctp_inq_push+0x1aa/0x240 [ 55.074798] sctp_backlog_rcv+0x153/0xb90 [ 55.074805] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.074810] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.074814] ? sctp_hash_obj+0x640/0x640 [ 55.074821] ? __release_sock+0xd0/0x360 [ 55.074825] ? __release_sock+0xd0/0x360 [ 55.074834] ? __local_bh_enable_ip+0x160/0x260 [ 55.074841] __release_sock+0x10c/0x360 [ 55.074850] release_sock+0x4f/0x180 [ 55.074857] sctp_wait_for_connect+0x22c/0x4c0 [ 55.074863] ? refcount_inc_checked+0x30/0x30 [ 55.074873] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.074878] ? finish_wait+0x290/0x290 [ 55.074884] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.074890] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 55.074898] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.074902] ? find_held_lock+0x36/0x1d0 [ 55.074909] ? sctp_transport_lookup_process+0x130/0x130 [ 55.074915] ? lock_downgrade+0x860/0x860 [ 55.074924] ? kasan_check_read+0x11/0x20 [ 55.074933] sctp_sendmsg+0xd4f/0x17e0 [ 55.074939] ? rw_copy_check_uvector+0x66/0x340 [ 55.074948] ? sctp_id2assoc+0x250/0x250 [ 55.074957] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.098585] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.098597] inet_sendmsg+0x10d/0x450 [ 55.098604] ? security_socket_sendmsg+0x50/0x90 [ 55.130100] FAULT_INJECTION: forcing a failure. [ 55.130100] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 55.137904] ? ipip_gro_receive+0xf0/0xf0 [ 55.321287] sock_sendmsg+0xb7/0xf0 [ 55.324917] ___sys_sendmsg+0x649/0x950 [ 55.328887] ? find_held_lock+0x36/0x1d0 [ 55.332934] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.337677] ? __fget+0x278/0x400 [ 55.341116] ? kasan_check_read+0x11/0x20 [ 55.345248] ? __fget+0x295/0x400 [ 55.348698] ? __f_unlock_pos+0xd/0x10 [ 55.352569] ? __fget_light+0x174/0x1e0 [ 55.356526] ? __fdget+0xe/0x10 [ 55.359795] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.364632] __sys_sendmsg+0xd9/0x180 [ 55.368416] ? __ia32_sys_shutdown+0x70/0x70 [ 55.372811] ? __sb_end_write+0xa4/0xd0 [ 55.376780] ? kasan_check_write+0x14/0x20 [ 55.380994] ? fput+0x18/0x120 [ 55.384175] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.389525] __x64_sys_sendmsg+0x73/0xb0 [ 55.393571] do_syscall_64+0xd6/0x4e0 [ 55.397366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.402540] RIP: 0033:0x458da9 [ 55.405713] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.424595] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.432282] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 55.439542] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.446791] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.454038] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 55.461296] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.468573] CPU: 1 PID: 7036 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 55.476288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.485638] Call Trace: [ 55.488223] dump_stack+0x123/0x177 [ 55.491849] should_fail.cold.4+0x5/0x13 [ 55.495906] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.495915] ? __lock_is_held+0xb5/0x140 [ 55.495925] __alloc_pages_nodemask+0x1d5/0x710 [ 55.495932] ? __kmalloc_node_track_caller+0x3c/0x70 [ 55.495938] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 55.495947] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.514824] cache_grow_begin+0x91/0x8d0 [ 55.514830] ? kmem_cache_alloc+0x9c/0x730 [ 55.514839] kmem_cache_alloc+0x665/0x730 [ 55.514848] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.533214] sctp_chunkify+0x46/0x270 [ 55.533222] _sctp_make_chunk+0x128/0x260 [ 55.533230] sctp_make_init_ack+0x9ed/0x13f0 [ 55.533240] ? sctp_make_init+0xc20/0xc20 [ 55.542342] FAULT_INJECTION: forcing a failure. [ 55.542342] name failslab, interval 1, probability 0, space 0, times 0 [ 55.545479] ? crng_backtrack_protect+0x80/0x80 [ 55.545496] ? sctp_verify_init+0x1660/0x1660 [ 55.545506] ? sctp_bind_addr_copy+0xe6/0x26d [ 55.545515] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 55.545524] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 55.545533] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 55.545539] ? dccp_diag_dump+0x20/0x20 [ 55.603995] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.608558] sctp_do_sm+0x117/0x52d0 [ 55.612253] ? __lock_acquire+0x792/0x4980 [ 55.616469] ? __kernel_text_address+0xd/0x40 [ 55.620945] ? unwind_get_return_address+0x61/0xa0 [ 55.625855] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.631911] ? mark_held_locks+0x130/0x130 [ 55.636129] ? check_noncircular+0x20/0x20 [ 55.640344] ? save_stack+0xa9/0xd0 [ 55.643949] ? save_stack+0x43/0xd0 [ 55.647564] ? kasan_kmalloc+0xc7/0xe0 [ 55.651429] ? kasan_slab_alloc+0x12/0x20 [ 55.655564] ? kmem_cache_alloc+0x12e/0x730 [ 55.659869] ? find_held_lock+0x36/0x1d0 [ 55.663913] ? mark_held_locks+0xc7/0x130 [ 55.668043] ? ktime_get+0x1a6/0x240 [ 55.671741] ? kvm_clock_read+0x18/0x30 [ 55.675691] ? kvm_clock_get_cycles+0x9/0x10 [ 55.680094] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.684323] sctp_inq_push+0x1aa/0x240 [ 55.688192] sctp_backlog_rcv+0x153/0xb90 [ 55.692318] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.696705] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.701267] ? sctp_hash_obj+0x640/0x640 [ 55.705318] ? __release_sock+0xd0/0x360 [ 55.709357] ? __release_sock+0xd0/0x360 [ 55.713399] ? __local_bh_enable_ip+0x160/0x260 [ 55.718048] __release_sock+0x10c/0x360 [ 55.722006] release_sock+0x4f/0x180 [ 55.725701] sctp_wait_for_connect+0x22c/0x4c0 [ 55.730261] ? refcount_inc_checked+0x30/0x30 [ 55.734739] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.739475] ? finish_wait+0x290/0x290 [ 55.743344] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.747731] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 55.752380] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.757116] ? find_held_lock+0x36/0x1d0 [ 55.761160] ? sctp_transport_lookup_process+0x130/0x130 [ 55.766606] ? lock_downgrade+0x860/0x860 [ 55.770735] ? kasan_check_read+0x11/0x20 [ 55.774869] sctp_sendmsg+0xd4f/0x17e0 [ 55.778736] ? rw_copy_check_uvector+0x66/0x340 [ 55.783385] ? sctp_id2assoc+0x250/0x250 [ 55.787425] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.792783] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.797521] inet_sendmsg+0x10d/0x450 [ 55.801309] ? security_socket_sendmsg+0x50/0x90 [ 55.806043] ? ipip_gro_receive+0xf0/0xf0 [ 55.810169] sock_sendmsg+0xb7/0xf0 [ 55.813777] ___sys_sendmsg+0x649/0x950 [ 55.817732] ? find_held_lock+0x36/0x1d0 [ 55.821773] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.826508] ? __fget+0x278/0x400 [ 55.829943] ? kasan_check_read+0x11/0x20 [ 55.834092] ? __fget+0x295/0x400 [ 55.837530] ? __f_unlock_pos+0xd/0x10 [ 55.841412] ? __fget_light+0x174/0x1e0 [ 55.845368] ? __fdget+0xe/0x10 [ 55.848626] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.853447] __sys_sendmsg+0xd9/0x180 [ 55.857226] ? __ia32_sys_shutdown+0x70/0x70 [ 55.861612] ? __sb_end_write+0xa4/0xd0 [ 55.865568] ? kasan_check_write+0x14/0x20 [ 55.869953] ? fput+0x18/0x120 [ 55.873135] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.878481] __x64_sys_sendmsg+0x73/0xb0 [ 55.882527] do_syscall_64+0xd6/0x4e0 [ 55.886311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.891481] RIP: 0033:0x458da9 [ 55.894653] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.913546] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.921235] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 55.928483] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.935737] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.943089] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 55.950344] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.957621] CPU: 0 PID: 7043 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 55.965336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.974683] Call Trace: [ 55.977265] dump_stack+0x123/0x177 [ 55.980878] should_fail.cold.4+0x5/0x13 [ 55.984924] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.990017] ? sctp_stream_alloc_in+0x23/0x230 [ 55.994576] ? sctp_stream_init+0x1ba/0x330 [ 55.998876] ? sctp_process_init+0x1c24/0x2d50 [ 56.003438] ? sctp_do_sm+0x98b/0x52d0 [ 56.007310] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.011695] ? sctp_inq_push+0x1aa/0x240 [ 56.015753] ? sctp_backlog_rcv+0x153/0xb90 [ 56.016781] FAULT_INJECTION: forcing a failure. [ 56.016781] name failslab, interval 1, probability 0, space 0, times 0 [ 56.020059] ? __release_sock+0x10c/0x360 [ 56.020069] __should_failslab+0xba/0xf0 [ 56.020076] should_failslab+0x9/0x14 [ 56.020084] kmem_cache_alloc+0x47/0x730 [ 56.047239] ? save_stack+0x43/0xd0 [ 56.050849] ? kasan_kmalloc+0xc7/0xe0 [ 56.054716] ? __kmalloc+0x15b/0x770 [ 56.058409] ? sctp_tsnmap_init+0x161/0x220 [ 56.062710] ? sctp_process_init+0x1bb0/0x2d50 [ 56.067282] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 56.072891] ? __sys_sendmsg+0xd9/0x180 [ 56.076854] idr_get_free+0x4ec/0xa17 [ 56.080640] idr_alloc_u32+0x146/0x360 [ 56.084507] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.089515] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 56.094358] ? memset+0x31/0x40 [ 56.097632] idr_alloc_cyclic+0xeb/0x1e0 [ 56.101689] ? idr_alloc+0xc0/0xc0 [ 56.105219] ? kasan_check_write+0x14/0x20 [ 56.109439] ? do_raw_spin_lock+0xc1/0x230 [ 56.113660] sctp_assoc_set_id+0x76/0x140 [ 56.117806] sctp_process_init+0x205b/0x2d50 [ 56.122216] ? sctp_verify_init+0x1660/0x1660 [ 56.126704] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 56.131295] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 56.135952] ? save_stack+0x43/0xd0 [ 56.139559] ? __kasan_slab_free+0x102/0x150 [ 56.143968] sctp_do_sm+0x98b/0x52d0 [ 56.147664] ? __lock_acquire+0x792/0x4980 [ 56.151891] ? inet_sendmsg+0x10d/0x450 [ 56.155959] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.162027] ? mark_held_locks+0x130/0x130 [ 56.166240] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 56.171373] ? quarantine_put+0x11b/0x1c0 [ 56.175504] ? find_held_lock+0x36/0x1d0 [ 56.179591] ? kvm_clock_read+0x18/0x30 [ 56.183536] ? kvm_clock_get_cycles+0x9/0x10 [ 56.187979] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.192198] sctp_inq_push+0x1aa/0x240 [ 56.196061] sctp_backlog_rcv+0x153/0xb90 [ 56.200185] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.204567] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.209121] ? sctp_hash_obj+0x640/0x640 [ 56.213174] ? __release_sock+0xd0/0x360 [ 56.217209] ? __release_sock+0xd0/0x360 [ 56.221253] ? __local_bh_enable_ip+0x160/0x260 [ 56.225897] __release_sock+0x10c/0x360 [ 56.229849] release_sock+0x4f/0x180 [ 56.233539] sctp_wait_for_connect+0x22c/0x4c0 [ 56.238099] ? refcount_inc_checked+0x30/0x30 [ 56.242659] ? sctp_get_port_local+0x14d0/0x14d0 [ 56.247388] ? finish_wait+0x290/0x290 [ 56.251250] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.255635] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 56.260284] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.265014] ? find_held_lock+0x36/0x1d0 [ 56.269049] ? sctp_transport_lookup_process+0x130/0x130 [ 56.274482] ? lock_downgrade+0x860/0x860 [ 56.278605] ? kasan_check_read+0x11/0x20 [ 56.282727] sctp_sendmsg+0xd4f/0x17e0 [ 56.286591] ? rw_copy_check_uvector+0x66/0x340 [ 56.291267] ? sctp_id2assoc+0x250/0x250 [ 56.295306] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.300650] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.305388] inet_sendmsg+0x10d/0x450 [ 56.309162] ? security_socket_sendmsg+0x50/0x90 [ 56.313898] ? ipip_gro_receive+0xf0/0xf0 [ 56.318025] sock_sendmsg+0xb7/0xf0 [ 56.321640] ___sys_sendmsg+0x649/0x950 [ 56.325599] ? find_held_lock+0x36/0x1d0 [ 56.329636] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.334371] ? __fget+0x278/0x400 [ 56.337801] ? kasan_check_read+0x11/0x20 [ 56.341925] ? __fget+0x295/0x400 [ 56.345356] ? __f_unlock_pos+0xd/0x10 [ 56.349232] ? __fget_light+0x174/0x1e0 [ 56.353178] ? __fdget+0xe/0x10 [ 56.356432] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.361249] __sys_sendmsg+0xd9/0x180 [ 56.365023] ? __ia32_sys_shutdown+0x70/0x70 [ 56.369411] ? __sb_end_write+0xa4/0xd0 [ 56.373371] ? kasan_check_write+0x14/0x20 [ 56.377580] ? fput+0x18/0x120 [ 56.380750] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.386112] __x64_sys_sendmsg+0x73/0xb0 [ 56.390166] do_syscall_64+0xd6/0x4e0 [ 56.393963] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.399150] RIP: 0033:0x458da9 [ 56.402325] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.421207] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.428913] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 56.436160] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.443404] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.450649] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 56.457896] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.470357] CPU: 1 PID: 7027 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 56.478088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.487439] Call Trace: [ 56.490027] dump_stack+0x123/0x177 [ 56.493651] should_fail.cold.4+0x5/0x13 [ 56.497811] ? __lock_acquire+0x792/0x4980 [ 56.502038] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.507133] ? __release_sock+0x10c/0x360 [ 56.510060] FAULT_INJECTION: forcing a failure. [ 56.510060] name failslab, interval 1, probability 0, space 0, times 0 [ 56.511267] ? release_sock+0x4f/0x180 [ 56.511274] ? sctp_wait_for_connect+0x22c/0x4c0 [ 56.511279] ? sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 56.511282] ? sctp_sendmsg+0xd4f/0x17e0 [ 56.511289] ? inet_sendmsg+0x10d/0x450 [ 56.511300] __should_failslab+0xba/0xf0 [ 56.547947] should_failslab+0x9/0x14 [ 56.551725] kmem_cache_alloc_node_trace+0x5a/0x740 [ 56.556726] __kmalloc_node_track_caller+0x3c/0x70 [ 56.561636] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 56.566395] __alloc_skb+0xd7/0x580 [ 56.570012] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.574318] _sctp_make_chunk+0x3f/0x260 [ 56.578363] sctp_make_init_ack+0x9ed/0x13f0 [ 56.582754] ? sctp_make_init+0xc20/0xc20 [ 56.586883] ? crng_backtrack_protect+0x80/0x80 [ 56.591535] ? sctp_verify_init+0x1660/0x1660 [ 56.596018] ? sctp_bind_addr_copy+0xe6/0x26d [ 56.600496] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 56.606197] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 56.611980] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 56.617587] ? dccp_diag_dump+0x20/0x20 [ 56.621542] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 56.626101] sctp_do_sm+0x117/0x52d0 [ 56.629798] ? __lock_acquire+0x792/0x4980 [ 56.634020] ? __kernel_text_address+0xd/0x40 [ 56.638495] ? unwind_get_return_address+0x61/0xa0 [ 56.643402] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.649440] ? mark_held_locks+0x130/0x130 [ 56.653656] ? check_noncircular+0x20/0x20 [ 56.657868] ? save_stack+0xa9/0xd0 [ 56.661474] ? save_stack+0x43/0xd0 [ 56.665079] ? kasan_kmalloc+0xc7/0xe0 [ 56.670504] ? kasan_slab_alloc+0x12/0x20 [ 56.674639] ? kmem_cache_alloc+0x12e/0x730 [ 56.678955] ? find_held_lock+0x36/0x1d0 [ 56.682994] ? mark_held_locks+0xc7/0x130 [ 56.687121] ? ktime_get+0x1a6/0x240 [ 56.690816] ? kvm_clock_read+0x18/0x30 [ 56.694774] ? kvm_clock_get_cycles+0x9/0x10 [ 56.699162] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.703381] sctp_inq_push+0x1aa/0x240 [ 56.707248] sctp_backlog_rcv+0x153/0xb90 [ 56.711388] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.715774] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.720339] ? sctp_hash_obj+0x640/0x640 [ 56.724391] ? __release_sock+0xd0/0x360 [ 56.728437] ? __release_sock+0xd0/0x360 [ 56.732517] ? __local_bh_enable_ip+0x160/0x260 [ 56.737174] __release_sock+0x10c/0x360 [ 56.741137] release_sock+0x4f/0x180 [ 56.744834] sctp_wait_for_connect+0x22c/0x4c0 [ 56.749399] ? refcount_inc_checked+0x30/0x30 [ 56.753884] ? sctp_get_port_local+0x14d0/0x14d0 [ 56.758625] ? finish_wait+0x290/0x290 [ 56.762496] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.766885] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 56.771534] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.776273] ? find_held_lock+0x36/0x1d0 [ 56.780320] ? sctp_transport_lookup_process+0x130/0x130 [ 56.785757] ? lock_downgrade+0x860/0x860 [ 56.789889] ? kasan_check_read+0x11/0x20 [ 56.794030] sctp_sendmsg+0xd4f/0x17e0 [ 56.797897] ? rw_copy_check_uvector+0x66/0x340 [ 56.802554] ? sctp_id2assoc+0x250/0x250 [ 56.806603] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.811949] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.816685] inet_sendmsg+0x10d/0x450 [ 56.820464] ? security_socket_sendmsg+0x50/0x90 [ 56.825201] ? ipip_gro_receive+0xf0/0xf0 [ 56.829330] sock_sendmsg+0xb7/0xf0 [ 56.832935] ___sys_sendmsg+0x649/0x950 [ 56.836887] ? find_held_lock+0x36/0x1d0 [ 56.840961] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.845698] ? __fget+0x278/0x400 [ 56.849139] ? kasan_check_read+0x11/0x20 [ 56.853282] ? __fget+0x295/0x400 [ 56.856730] ? __f_unlock_pos+0xd/0x10 [ 56.860599] ? __fget_light+0x174/0x1e0 [ 56.864561] ? __fdget+0xe/0x10 [ 56.867829] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.872649] __sys_sendmsg+0xd9/0x180 [ 56.876432] ? __ia32_sys_shutdown+0x70/0x70 [ 56.880828] ? __sb_end_write+0xa4/0xd0 [ 56.884787] ? kasan_check_write+0x14/0x20 [ 56.888999] ? fput+0x18/0x120 [ 56.892173] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.897525] __x64_sys_sendmsg+0x73/0xb0 [ 56.901577] do_syscall_64+0xd6/0x4e0 [ 56.905367] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.910545] RIP: 0033:0x458da9 [ 56.913722] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.932613] RSP: 002b:00007f35b82f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.940306] RAX: ffffffffffffffda RBX: 00007f35b82f2c90 RCX: 0000000000458da9 [ 56.947557] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.954806] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 56.962063] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b82f36d4 [ 56.969328] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 56.976595] CPU: 0 PID: 7048 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 56.984328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.993670] Call Trace: [ 56.993682] dump_stack+0x123/0x177 [ 56.993691] should_fail.cold.4+0x5/0x13 [ 56.993698] ? kasan_unpoison_shadow+0x35/0x50 [ 56.993705] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.993711] ? __kmalloc_node_track_caller+0x50/0x70 [ 56.993718] __should_failslab+0xba/0xf0 [ 56.993724] should_failslab+0x9/0x14 [ 56.993729] kmem_cache_alloc+0x47/0x730 [ 57.003954] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.013615] sctp_chunkify+0x46/0x270 [ 57.013623] _sctp_make_chunk+0x128/0x260 [ 57.013631] sctp_make_init_ack+0x9ed/0x13f0 [ 57.013641] ? sctp_make_init+0xc20/0xc20 [ 57.047204] ? crng_backtrack_protect+0x80/0x80 [ 57.047220] ? sctp_verify_init+0x1660/0x1660 [ 57.047229] ? sctp_bind_addr_copy+0xe6/0x26d [ 57.047239] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 57.047248] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 57.047257] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 57.060531] ? dccp_diag_dump+0x20/0x20 [ 57.060543] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 57.060550] sctp_do_sm+0x117/0x52d0 [ 57.082126] ? __lock_acquire+0x792/0x4980 [ 57.082134] ? __kernel_text_address+0xd/0x40 [ 57.082143] ? unwind_get_return_address+0x61/0xa0 [ 57.103125] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.103137] ? mark_held_locks+0x130/0x130 [ 57.103144] ? check_noncircular+0x20/0x20 [ 57.103152] ? save_stack+0xa9/0xd0 [ 57.121970] FAULT_INJECTION: forcing a failure. [ 57.121970] name failslab, interval 1, probability 0, space 0, times 0 [ 57.122697] ? save_stack+0x43/0xd0 [ 57.122704] ? kasan_kmalloc+0xc7/0xe0 [ 57.122708] ? kasan_slab_alloc+0x12/0x20 [ 57.122713] ? kmem_cache_alloc+0x12e/0x730 [ 57.122721] ? find_held_lock+0x36/0x1d0 [ 57.122730] ? mark_held_locks+0xc7/0x130 [ 57.161613] ? ktime_get+0x1a6/0x240 [ 57.165309] ? kvm_clock_read+0x18/0x30 [ 57.169262] ? kvm_clock_get_cycles+0x9/0x10 [ 57.173652] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.178001] sctp_inq_push+0x1aa/0x240 [ 57.181883] sctp_backlog_rcv+0x153/0xb90 [ 57.186035] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.190436] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.195011] ? sctp_hash_obj+0x640/0x640 [ 57.199075] ? __release_sock+0xd0/0x360 [ 57.203131] ? __release_sock+0xd0/0x360 [ 57.207182] ? __local_bh_enable_ip+0x160/0x260 [ 57.211830] __release_sock+0x10c/0x360 [ 57.215790] release_sock+0x4f/0x180 [ 57.219489] sctp_wait_for_connect+0x22c/0x4c0 [ 57.224074] ? refcount_inc_checked+0x30/0x30 [ 57.228559] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.233297] ? finish_wait+0x290/0x290 [ 57.237165] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.241557] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 57.246257] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.251011] ? find_held_lock+0x36/0x1d0 [ 57.255063] ? sctp_transport_lookup_process+0x130/0x130 [ 57.260514] ? lock_downgrade+0x860/0x860 [ 57.264653] ? kasan_check_read+0x11/0x20 [ 57.268790] sctp_sendmsg+0xd4f/0x17e0 [ 57.272659] ? rw_copy_check_uvector+0x66/0x340 [ 57.277311] ? sctp_id2assoc+0x250/0x250 [ 57.281357] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.286707] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.291445] inet_sendmsg+0x10d/0x450 [ 57.295371] ? security_socket_sendmsg+0x50/0x90 [ 57.300120] ? ipip_gro_receive+0xf0/0xf0 [ 57.304262] sock_sendmsg+0xb7/0xf0 [ 57.307873] ___sys_sendmsg+0x649/0x950 [ 57.311832] ? find_held_lock+0x36/0x1d0 [ 57.315893] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.320650] ? __fget+0x278/0x400 [ 57.324090] ? kasan_check_read+0x11/0x20 [ 57.328226] ? __fget+0x295/0x400 [ 57.331665] ? __f_unlock_pos+0xd/0x10 [ 57.335544] ? __fget_light+0x174/0x1e0 [ 57.339501] ? __fdget+0xe/0x10 [ 57.342763] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.347598] __sys_sendmsg+0xd9/0x180 [ 57.351378] ? __ia32_sys_shutdown+0x70/0x70 [ 57.355767] ? __sb_end_write+0xa4/0xd0 [ 57.359726] ? kasan_check_write+0x14/0x20 [ 57.363935] ? fput+0x18/0x120 [ 57.367126] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.372570] __x64_sys_sendmsg+0x73/0xb0 [ 57.376623] do_syscall_64+0xd6/0x4e0 [ 57.380405] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.385577] RIP: 0033:0x458da9 [ 57.389183] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.408068] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.415761] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 57.423021] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.430272] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.437539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 57.444788] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.452054] CPU: 1 PID: 7044 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 57.459764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.464193] FAULT_INJECTION: forcing a failure. [ 57.464193] name failslab, interval 1, probability 0, space 0, times 0 [ 57.469113] Call Trace: [ 57.469130] dump_stack+0x123/0x177 [ 57.469142] should_fail.cold.4+0x5/0x13 [ 57.469149] ? kasan_unpoison_shadow+0x35/0x50 [ 57.469158] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.490559] ? __kmalloc_node_track_caller+0x50/0x70 [ 57.500229] __should_failslab+0xba/0xf0 [ 57.509371] should_failslab+0x9/0x14 [ 57.513152] kmem_cache_alloc+0x47/0x730 [ 57.517315] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.521619] sctp_chunkify+0x46/0x270 [ 57.525420] _sctp_make_chunk+0x128/0x260 [ 57.529557] sctp_make_init_ack+0x9ed/0x13f0 [ 57.533946] ? sctp_make_init+0xc20/0xc20 [ 57.538072] ? crng_backtrack_protect+0x80/0x80 [ 57.542726] ? sctp_verify_init+0x1660/0x1660 [ 57.547204] ? sctp_bind_addr_copy+0xe6/0x26d [ 57.551688] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 57.557390] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 57.563172] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 57.568778] ? dccp_diag_dump+0x20/0x20 [ 57.572733] ? mark_held_locks+0xc7/0x130 [ 57.576863] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 57.581432] sctp_do_sm+0x117/0x52d0 [ 57.585137] ? _raw_spin_unlock_irq+0x27/0x80 [ 57.589611] ? trace_hardirqs_on+0x28/0x190 [ 57.593951] ? _raw_spin_unlock_irq+0x60/0x80 [ 57.598427] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.604460] ? __switch_to_asm+0x35/0x70 [ 57.608503] ? mark_held_locks+0xc7/0x130 [ 57.612630] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.617366] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.621923] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.626668] ? trace_hardirqs_on_caller+0x28/0x190 [ 57.631578] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.636315] ? retint_kernel+0x2d/0x2d [ 57.640184] ? kvm_clock_read+0x18/0x30 [ 57.644144] ? kvm_clock_get_cycles+0x9/0x10 [ 57.648530] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.652747] sctp_inq_push+0x1aa/0x240 [ 57.656618] sctp_backlog_rcv+0x153/0xb90 [ 57.660745] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.665143] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.669741] ? sctp_hash_obj+0x640/0x640 [ 57.673813] ? __release_sock+0xd0/0x360 [ 57.677871] ? __release_sock+0xd0/0x360 [ 57.681920] ? __local_bh_enable_ip+0x160/0x260 [ 57.686590] __release_sock+0x10c/0x360 [ 57.690553] release_sock+0x4f/0x180 [ 57.694252] sctp_wait_for_connect+0x22c/0x4c0 [ 57.698816] ? refcount_inc_checked+0x30/0x30 [ 57.703299] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.708052] ? finish_wait+0x290/0x290 [ 57.711938] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.716349] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 57.721001] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.725736] ? find_held_lock+0x36/0x1d0 [ 57.729795] ? sctp_transport_lookup_process+0x130/0x130 [ 57.735241] ? lock_downgrade+0x860/0x860 [ 57.739370] ? kasan_check_read+0x11/0x20 [ 57.743502] sctp_sendmsg+0xd4f/0x17e0 [ 57.747457] ? rw_copy_check_uvector+0x66/0x340 [ 57.752139] ? sctp_id2assoc+0x250/0x250 [ 57.756188] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.761546] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.766291] inet_sendmsg+0x10d/0x450 [ 57.770111] ? security_socket_sendmsg+0x50/0x90 [ 57.775899] ? ipip_gro_receive+0xf0/0xf0 [ 57.780052] sock_sendmsg+0xb7/0xf0 [ 57.783669] ___sys_sendmsg+0x649/0x950 [ 57.787640] ? find_held_lock+0x36/0x1d0 [ 57.791708] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.796452] ? __fget+0x278/0x400 [ 57.799890] ? kasan_check_read+0x11/0x20 [ 57.804020] ? __fget+0x295/0x400 [ 57.807489] ? __f_unlock_pos+0xd/0x10 [ 57.811374] ? __fget_light+0x174/0x1e0 [ 57.815326] ? __fdget+0xe/0x10 [ 57.818588] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.823412] __sys_sendmsg+0xd9/0x180 [ 57.827195] ? __ia32_sys_shutdown+0x70/0x70 [ 57.831596] ? __sb_end_write+0xa4/0xd0 [ 57.835553] ? kasan_check_write+0x14/0x20 [ 57.839792] ? fput+0x18/0x120 [ 57.842968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.848313] __x64_sys_sendmsg+0x73/0xb0 [ 57.852370] do_syscall_64+0xd6/0x4e0 [ 57.856155] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.861338] RIP: 0033:0x458da9 [ 57.864510] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.883404] RSP: 002b:00007f4097c43c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.891179] RAX: ffffffffffffffda RBX: 00007f4097c43c90 RCX: 0000000000458da9 [ 57.898435] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.905695] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 57.912951] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c446d4 [ 57.920219] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 57.927502] CPU: 0 PID: 7061 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 57.935216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.944573] Call Trace: [ 57.947160] dump_stack+0x123/0x177 [ 57.950781] should_fail.cold.4+0x5/0x13 [ 57.954828] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.959927] ? lock_downgrade+0x860/0x860 [ 57.964073] __should_failslab+0xba/0xf0 [ 57.968274] should_failslab+0x9/0x14 [ 57.972070] kmem_cache_alloc_node_trace+0x270/0x740 [ 57.977165] __kmalloc_node_track_caller+0x3c/0x70 [ 57.982083] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 57.986829] __alloc_skb+0xd7/0x580 [ 57.990442] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.994775] ? lock_downgrade+0x860/0x860 [ 57.998928] _sctp_make_chunk+0x3f/0x260 [ 58.002985] sctp_make_datafrag_empty+0x159/0x260 [ 58.007825] ? sctp_make_ecne+0xf0/0xf0 [ 58.011796] sctp_datamsg_from_user+0x4d3/0xdd0 [ 58.016456] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 58.021030] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.021986] FAULT_INJECTION: forcing a failure. [ 58.021986] name failslab, interval 1, probability 0, space 0, times 0 [ 58.025769] ? find_held_lock+0x36/0x1d0 [ 58.025779] ? sctp_transport_lookup_process+0x130/0x130 [ 58.025785] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 58.025790] ? lock_downgrade+0x860/0x860 [ 58.025799] ? kasan_check_read+0x11/0x20 [ 58.025811] sctp_sendmsg+0xd4f/0x17e0 [ 58.025818] ? rw_copy_check_uvector+0x66/0x340 [ 58.025826] ? sctp_id2assoc+0x250/0x250 [ 58.025834] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.025851] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.025862] inet_sendmsg+0x10d/0x450 [ 58.025866] ? security_socket_sendmsg+0x50/0x90 [ 58.025875] ? ipip_gro_receive+0xf0/0xf0 [ 58.060546] sock_sendmsg+0xb7/0xf0 [ 58.069063] ___sys_sendmsg+0x649/0x950 [ 58.069071] ? find_held_lock+0x36/0x1d0 [ 58.069077] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.069086] ? __fget+0x278/0x400 [ 58.069095] ? kasan_check_read+0x11/0x20 [ 58.069102] ? __fget+0x295/0x400 [ 58.069114] ? __f_unlock_pos+0xd/0x10 [ 58.069122] ? __fget_light+0x174/0x1e0 [ 58.069127] ? __fdget+0xe/0x10 [ 58.069134] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.069141] __sys_sendmsg+0xd9/0x180 [ 58.069146] ? __ia32_sys_shutdown+0x70/0x70 [ 58.069152] ? __sb_end_write+0xa4/0xd0 [ 58.069160] ? kasan_check_write+0x14/0x20 [ 58.069165] ? fput+0x18/0x120 [ 58.069177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.069186] __x64_sys_sendmsg+0x73/0xb0 [ 58.069195] do_syscall_64+0xd6/0x4e0 [ 58.069202] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.069207] RIP: 0033:0x458da9 [ 58.069213] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.069216] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.069223] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 58.069226] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.069229] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.069232] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 58.069235] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.074290] CPU: 0 PID: 7064 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 58.202917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.202923] Call Trace: [ 58.242045] FAULT_INJECTION: forcing a failure. [ 58.242045] name failslab, interval 1, probability 0, space 0, times 0 [ 58.246924] dump_stack+0x123/0x177 [ 58.246937] should_fail.cold.4+0x5/0x13 [ 58.246945] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.246954] ? __lock_acquire+0x792/0x4980 [ 58.246963] __should_failslab+0xba/0xf0 [ 58.246970] should_failslab+0x9/0x14 [ 58.246977] kmem_cache_alloc_node+0x56/0x730 [ 58.246991] __alloc_skb+0xa7/0x580 [ 58.246997] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.247002] ? find_held_lock+0x36/0x1d0 [ 58.247013] sctp_packet_transmit+0x343/0x3580 [ 58.247020] ? sctp_packet_config+0x7aa/0xea0 [ 58.264100] ? lock_downgrade+0x860/0x860 [ 58.264110] ? kasan_check_read+0x11/0x20 [ 58.264121] ? sctp_packet_config+0xea0/0xea0 [ 58.264129] ? sctp_packet_append_chunk+0x890/0xef0 [ 58.346312] ? sctp_outq_select_transport+0x1fa/0x730 [ 58.351529] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 58.357142] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.362595] ? sctp_verify_init+0x1660/0x1660 [ 58.367094] sctp_outq_flush+0xd0/0x22f0 [ 58.371143] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 58.376856] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 58.382809] ? __sctp_outq_teardown+0xc30/0xc30 [ 58.387472] ? sctp_outq_tail+0x58c/0x970 [ 58.391608] sctp_outq_uncork+0x49/0x60 [ 58.395568] sctp_do_sm+0x364e/0x52d0 [ 58.399351] ? __lock_acquire+0x792/0x4980 [ 58.403571] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.409612] ? mark_held_locks+0x130/0x130 [ 58.413829] ? check_noncircular+0x20/0x20 [ 58.418062] ? save_stack+0xa9/0xd0 [ 58.421686] ? save_stack+0x43/0xd0 [ 58.425311] ? kasan_kmalloc+0xc7/0xe0 [ 58.429180] ? kasan_slab_alloc+0x12/0x20 [ 58.433308] ? kmem_cache_alloc+0x12e/0x730 [ 58.437609] ? find_held_lock+0x36/0x1d0 [ 58.441654] ? mark_held_locks+0xc7/0x130 [ 58.445785] ? ktime_get+0x1a6/0x240 [ 58.449503] ? kvm_clock_read+0x18/0x30 [ 58.453456] ? kvm_clock_get_cycles+0x9/0x10 [ 58.457844] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.462166] sctp_inq_push+0x1aa/0x240 [ 58.466039] sctp_backlog_rcv+0x153/0xb90 [ 58.470171] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.474562] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.479131] ? sctp_hash_obj+0x640/0x640 [ 58.483173] ? __release_sock+0xd0/0x360 [ 58.487220] ? __release_sock+0xd0/0x360 [ 58.491270] ? __local_bh_enable_ip+0x160/0x260 [ 58.495939] __release_sock+0x10c/0x360 [ 58.499897] release_sock+0x4f/0x180 [ 58.503591] sctp_wait_for_connect+0x22c/0x4c0 2019/11/29 16:35:11 executed programs: 24 [ 58.508158] ? refcount_inc_checked+0x30/0x30 [ 58.512643] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.517394] ? finish_wait+0x290/0x290 [ 58.521261] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.525655] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 58.530326] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.535066] ? find_held_lock+0x36/0x1d0 [ 58.539118] ? sctp_transport_lookup_process+0x130/0x130 [ 58.544571] ? lock_downgrade+0x860/0x860 [ 58.548717] ? kasan_check_read+0x11/0x20 [ 58.552855] sctp_sendmsg+0xd4f/0x17e0 [ 58.556726] ? rw_copy_check_uvector+0x66/0x340 [ 58.556734] ? sctp_id2assoc+0x250/0x250 [ 58.556743] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.556758] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.556770] inet_sendmsg+0x10d/0x450 [ 58.556773] ? security_socket_sendmsg+0x50/0x90 [ 58.556778] ? ipip_gro_receive+0xf0/0xf0 [ 58.556783] sock_sendmsg+0xb7/0xf0 [ 58.556790] ___sys_sendmsg+0x649/0x950 [ 58.556797] ? find_held_lock+0x36/0x1d0 [ 58.556804] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.556810] ? __fget+0x278/0x400 [ 58.556820] ? kasan_check_read+0x11/0x20 [ 58.556828] ? __fget+0x295/0x400 [ 58.556838] ? __f_unlock_pos+0xd/0x10 [ 58.556845] ? __fget_light+0x174/0x1e0 [ 58.556850] ? __fdget+0xe/0x10 [ 58.556856] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.556862] __sys_sendmsg+0xd9/0x180 [ 58.556867] ? __ia32_sys_shutdown+0x70/0x70 [ 58.556873] ? __sb_end_write+0xa4/0xd0 [ 58.556879] ? kasan_check_write+0x14/0x20 [ 58.556883] ? fput+0x18/0x120 [ 58.556896] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.556905] __x64_sys_sendmsg+0x73/0xb0 [ 58.556914] do_syscall_64+0xd6/0x4e0 [ 58.556921] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.610693] FAULT_INJECTION: forcing a failure. [ 58.610693] name failslab, interval 1, probability 0, space 0, times 0 [ 58.612272] RIP: 0033:0x458da9 [ 58.612278] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.612282] RSP: 002b:00007f35b8313c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.612289] RAX: ffffffffffffffda RBX: 00007f35b8313c90 RCX: 0000000000458da9 [ 58.612292] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.612295] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.612299] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b83146d4 [ 58.739362] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.748530] CPU: 1 PID: 7072 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 58.756267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.756623] FAULT_INJECTION: forcing a failure. [ 58.756623] name failslab, interval 1, probability 0, space 0, times 0 [ 58.765618] Call Trace: [ 58.765630] dump_stack+0x123/0x177 [ 58.765642] should_fail.cold.4+0x5/0x13 [ 58.765649] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.765661] ? __lock_acquire+0x792/0x4980 [ 58.796395] __should_failslab+0xba/0xf0 [ 58.800437] should_failslab+0x9/0x14 [ 58.804219] kmem_cache_alloc_node+0x56/0x730 [ 58.808702] __alloc_skb+0xa7/0x580 [ 58.812308] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.816608] ? find_held_lock+0x36/0x1d0 [ 58.820653] sctp_packet_transmit+0x343/0x3580 [ 58.825237] ? sctp_packet_config+0x7aa/0xea0 [ 58.829711] ? lock_downgrade+0x860/0x860 [ 58.833840] ? kasan_check_read+0x11/0x20 [ 58.837969] ? sctp_packet_config+0xea0/0xea0 [ 58.842443] ? sctp_packet_append_chunk+0x890/0xef0 [ 58.847456] ? sctp_outq_select_transport+0x1fa/0x730 [ 58.852627] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 58.858233] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.863663] ? sctp_verify_init+0x1660/0x1660 [ 58.868147] sctp_outq_flush+0xd0/0x22f0 [ 58.872187] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 58.877880] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 58.883842] ? __sctp_outq_teardown+0xc30/0xc30 [ 58.888489] ? sctp_outq_tail+0x58c/0x970 [ 58.892632] sctp_outq_uncork+0x49/0x60 [ 58.896588] sctp_do_sm+0x364e/0x52d0 [ 58.900371] ? __lock_acquire+0x792/0x4980 [ 58.904589] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.910631] ? mark_held_locks+0x130/0x130 [ 58.914844] ? check_noncircular+0x20/0x20 [ 58.919072] ? save_stack+0xa9/0xd0 [ 58.922682] ? save_stack+0x43/0xd0 [ 58.926286] ? kasan_kmalloc+0xc7/0xe0 [ 58.930149] ? kasan_slab_alloc+0x12/0x20 [ 58.934275] ? kmem_cache_alloc+0x12e/0x730 [ 58.938578] ? find_held_lock+0x36/0x1d0 [ 58.942637] ? mark_held_locks+0xc7/0x130 [ 58.946764] ? ktime_get+0x1a6/0x240 [ 58.950460] ? kvm_clock_read+0x18/0x30 [ 58.954411] ? kvm_clock_get_cycles+0x9/0x10 [ 58.958887] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.963122] sctp_inq_push+0x1aa/0x240 [ 58.967013] sctp_backlog_rcv+0x153/0xb90 [ 58.971146] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.975538] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.980107] ? sctp_hash_obj+0x640/0x640 [ 58.984152] ? __release_sock+0xd0/0x360 [ 58.988197] ? __release_sock+0xd0/0x360 [ 58.992260] ? __local_bh_enable_ip+0x160/0x260 [ 58.996913] __release_sock+0x10c/0x360 [ 59.000881] release_sock+0x4f/0x180 [ 59.004575] sctp_wait_for_connect+0x22c/0x4c0 [ 59.009135] ? refcount_inc_checked+0x30/0x30 [ 59.013612] ? sctp_get_port_local+0x14d0/0x14d0 [ 59.018344] ? finish_wait+0x290/0x290 [ 59.022210] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.026599] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 59.031262] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.035997] ? find_held_lock+0x36/0x1d0 [ 59.040039] ? sctp_transport_lookup_process+0x130/0x130 [ 59.045481] ? lock_downgrade+0x860/0x860 [ 59.049611] ? kasan_check_read+0x11/0x20 [ 59.053756] sctp_sendmsg+0xd4f/0x17e0 [ 59.057623] ? rw_copy_check_uvector+0x66/0x340 [ 59.062270] ? sctp_id2assoc+0x250/0x250 [ 59.066312] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.071663] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.076405] inet_sendmsg+0x10d/0x450 [ 59.080187] ? security_socket_sendmsg+0x50/0x90 [ 59.084923] ? ipip_gro_receive+0xf0/0xf0 [ 59.089049] sock_sendmsg+0xb7/0xf0 [ 59.092656] ___sys_sendmsg+0x649/0x950 [ 59.096610] ? find_held_lock+0x36/0x1d0 [ 59.100651] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.105388] ? __fget+0x278/0x400 [ 59.108823] ? kasan_check_read+0x11/0x20 [ 59.112952] ? __fget+0x295/0x400 [ 59.116388] ? __f_unlock_pos+0xd/0x10 [ 59.120256] ? __fget_light+0x174/0x1e0 [ 59.124226] ? __fdget+0xe/0x10 [ 59.127494] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.132328] __sys_sendmsg+0xd9/0x180 [ 59.136111] ? __ia32_sys_shutdown+0x70/0x70 [ 59.140501] ? __sb_end_write+0xa4/0xd0 [ 59.144459] ? kasan_check_write+0x14/0x20 [ 59.148673] ? fput+0x18/0x120 [ 59.151850] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.157201] __x64_sys_sendmsg+0x73/0xb0 [ 59.161242] do_syscall_64+0xd6/0x4e0 [ 59.165024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.170201] RIP: 0033:0x458da9 [ 59.173373] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.192256] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.199949] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 59.207202] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.214452] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.221703] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 59.228962] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.236240] CPU: 0 PID: 7073 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 59.243952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.253310] Call Trace: [ 59.255899] dump_stack+0x123/0x177 [ 59.259523] should_fail.cold.4+0x5/0x13 [ 59.263576] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.268672] ? __kernel_text_address+0xd/0x40 [ 59.273163] __should_failslab+0xba/0xf0 [ 59.277216] should_failslab+0x9/0x14 [ 59.281001] kmem_cache_alloc_node_trace+0x5a/0x740 [ 59.286007] __kmalloc_node_track_caller+0x3c/0x70 [ 59.290919] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 59.295661] __alloc_skb+0xd7/0x580 [ 59.299282] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.303587] ? find_held_lock+0x36/0x1d0 [ 59.307646] sctp_packet_transmit+0x343/0x3580 [ 59.312215] ? sctp_packet_config+0x7aa/0xea0 [ 59.316699] ? lock_downgrade+0x860/0x860 [ 59.320856] ? kasan_check_read+0x11/0x20 [ 59.324995] ? sctp_packet_config+0xea0/0xea0 [ 59.329479] ? sctp_packet_append_chunk+0x890/0xef0 [ 59.334475] ? sctp_outq_select_transport+0x1fa/0x730 [ 59.339649] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 59.345262] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.350702] ? sctp_verify_init+0x1660/0x1660 [ 59.355183] sctp_outq_flush+0xd0/0x22f0 [ 59.359232] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 59.364931] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 59.370890] ? __sctp_outq_teardown+0xc30/0xc30 [ 59.375550] ? sctp_outq_tail+0x58c/0x970 [ 59.379696] sctp_outq_uncork+0x49/0x60 [ 59.383653] sctp_do_sm+0x364e/0x52d0 [ 59.387433] ? __lock_acquire+0x792/0x4980 [ 59.391666] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.397713] ? mark_held_locks+0x130/0x130 [ 59.401932] ? check_noncircular+0x20/0x20 [ 59.406145] ? save_stack+0xa9/0xd0 [ 59.409761] ? save_stack+0x43/0xd0 [ 59.413382] ? kasan_kmalloc+0xc7/0xe0 [ 59.417254] ? kasan_slab_alloc+0x12/0x20 [ 59.421387] ? kmem_cache_alloc+0x12e/0x730 [ 59.425705] ? find_held_lock+0x36/0x1d0 [ 59.429772] ? mark_held_locks+0xc7/0x130 [ 59.433906] ? ktime_get+0x1a6/0x240 [ 59.437614] ? kvm_clock_read+0x18/0x30 [ 59.441579] ? kvm_clock_get_cycles+0x9/0x10 [ 59.445969] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.450190] sctp_inq_push+0x1aa/0x240 [ 59.454059] sctp_backlog_rcv+0x153/0xb90 [ 59.458196] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.462583] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.467147] ? sctp_hash_obj+0x640/0x640 [ 59.471186] ? __release_sock+0xd0/0x360 [ 59.475228] ? __release_sock+0xd0/0x360 [ 59.479274] ? __local_bh_enable_ip+0x160/0x260 [ 59.483926] __release_sock+0x10c/0x360 [ 59.487882] release_sock+0x4f/0x180 [ 59.491594] sctp_wait_for_connect+0x22c/0x4c0 [ 59.496182] ? refcount_inc_checked+0x30/0x30 [ 59.500675] ? sctp_get_port_local+0x14d0/0x14d0 [ 59.505421] ? finish_wait+0x290/0x290 [ 59.509309] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.513709] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 59.518367] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.523111] ? find_held_lock+0x36/0x1d0 [ 59.527169] ? sctp_transport_lookup_process+0x130/0x130 [ 59.532599] ? lock_downgrade+0x860/0x860 [ 59.536741] ? kasan_check_read+0x11/0x20 [ 59.540878] sctp_sendmsg+0xd4f/0x17e0 [ 59.544761] ? rw_copy_check_uvector+0x66/0x340 [ 59.549426] ? sctp_id2assoc+0x250/0x250 [ 59.553479] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.558845] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.563590] inet_sendmsg+0x10d/0x450 [ 59.567379] ? security_socket_sendmsg+0x50/0x90 [ 59.572123] ? ipip_gro_receive+0xf0/0xf0 [ 59.576268] sock_sendmsg+0xb7/0xf0 [ 59.579893] ___sys_sendmsg+0x649/0x950 [ 59.583864] ? find_held_lock+0x36/0x1d0 [ 59.587933] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.592682] ? __fget+0x278/0x400 [ 59.596137] ? kasan_check_read+0x11/0x20 [ 59.600281] ? __fget+0x295/0x400 [ 59.603724] ? __f_unlock_pos+0xd/0x10 [ 59.607599] ? __fget_light+0x174/0x1e0 [ 59.611555] ? __fdget+0xe/0x10 [ 59.614831] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.619687] __sys_sendmsg+0xd9/0x180 [ 59.623476] ? __ia32_sys_shutdown+0x70/0x70 [ 59.628033] ? __sb_end_write+0xa4/0xd0 [ 59.632002] ? kasan_check_write+0x14/0x20 [ 59.636222] ? fput+0x18/0x120 [ 59.639407] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.644766] __x64_sys_sendmsg+0x73/0xb0 [ 59.648825] do_syscall_64+0xd6/0x4e0 [ 59.652618] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.657797] RIP: 0033:0x458da9 [ 59.660983] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.679882] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.687576] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 59.694838] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.702120] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.709385] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 59.716649] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.723978] CPU: 1 PID: 7068 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 59.731695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.741036] Call Trace: [ 59.741048] dump_stack+0x123/0x177 [ 59.741058] should_fail.cold.4+0x5/0x13 [ 59.741065] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.741073] ? __kernel_text_address+0xd/0x40 [ 59.741084] __should_failslab+0xba/0xf0 [ 59.741092] should_failslab+0x9/0x14 [ 59.741098] kmem_cache_alloc_node_trace+0x5a/0x740 [ 59.741113] __kmalloc_node_track_caller+0x3c/0x70 [ 59.756445] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 59.756458] __alloc_skb+0xd7/0x580 [ 59.756465] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.756475] ? find_held_lock+0x36/0x1d0 [ 59.756486] sctp_packet_transmit+0x343/0x3580 [ 59.765018] ? sctp_packet_config+0x7aa/0xea0 [ 59.765027] ? lock_downgrade+0x860/0x860 [ 59.765037] ? kasan_check_read+0x11/0x20 [ 59.765045] ? sctp_packet_config+0xea0/0xea0 [ 59.765053] ? sctp_packet_append_chunk+0x890/0xef0 [ 59.765059] ? sctp_outq_select_transport+0x1fa/0x730 [ 59.765068] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 59.786875] FAULT_INJECTION: forcing a failure. [ 59.786875] name failslab, interval 1, probability 0, space 0, times 0 [ 59.787146] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.787155] ? sctp_verify_init+0x1660/0x1660 [ 59.854572] sctp_outq_flush+0xd0/0x22f0 [ 59.858625] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 59.864349] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 59.870314] ? __sctp_outq_teardown+0xc30/0xc30 [ 59.874987] ? sctp_outq_tail+0x58c/0x970 [ 59.879123] sctp_outq_uncork+0x49/0x60 [ 59.883084] sctp_do_sm+0x364e/0x52d0 [ 59.886873] ? __lock_acquire+0x792/0x4980 [ 59.891200] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.897258] ? mark_held_locks+0x130/0x130 [ 59.901487] ? check_noncircular+0x20/0x20 [ 59.905714] ? save_stack+0xa9/0xd0 [ 59.909337] ? save_stack+0x43/0xd0 [ 59.912947] ? kasan_kmalloc+0xc7/0xe0 [ 59.916825] ? kasan_slab_alloc+0x12/0x20 [ 59.920966] ? kmem_cache_alloc+0x12e/0x730 [ 59.925277] ? find_held_lock+0x36/0x1d0 [ 59.929328] ? mark_held_locks+0xc7/0x130 [ 59.933466] ? ktime_get+0x1a6/0x240 [ 59.937175] ? kvm_clock_read+0x18/0x30 [ 59.941135] ? kvm_clock_get_cycles+0x9/0x10 [ 59.945531] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.949755] sctp_inq_push+0x1aa/0x240 [ 59.953625] sctp_backlog_rcv+0x153/0xb90 [ 59.957759] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.962149] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.966713] ? sctp_hash_obj+0x640/0x640 [ 59.970890] ? __release_sock+0xd0/0x360 [ 59.974940] ? __release_sock+0xd0/0x360 [ 59.978985] ? __local_bh_enable_ip+0x160/0x260 [ 59.983634] __release_sock+0x10c/0x360 [ 59.987685] release_sock+0x4f/0x180 [ 59.991382] sctp_wait_for_connect+0x22c/0x4c0 [ 59.995945] ? refcount_inc_checked+0x30/0x30 [ 60.000430] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.005179] ? finish_wait+0x290/0x290 [ 60.009066] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.013457] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 60.018130] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.022871] ? find_held_lock+0x36/0x1d0 [ 60.026921] ? sctp_transport_lookup_process+0x130/0x130 [ 60.032355] ? lock_downgrade+0x860/0x860 [ 60.036486] ? kasan_check_read+0x11/0x20 [ 60.040632] sctp_sendmsg+0xd4f/0x17e0 [ 60.044499] ? rw_copy_check_uvector+0x66/0x340 [ 60.049150] ? sctp_id2assoc+0x250/0x250 [ 60.053195] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.058633] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.063373] inet_sendmsg+0x10d/0x450 [ 60.067156] ? security_socket_sendmsg+0x50/0x90 [ 60.071911] ? ipip_gro_receive+0xf0/0xf0 [ 60.076046] sock_sendmsg+0xb7/0xf0 [ 60.079663] ___sys_sendmsg+0x649/0x950 [ 60.083625] ? find_held_lock+0x36/0x1d0 [ 60.087758] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.092500] ? __fget+0x278/0x400 [ 60.095952] ? kasan_check_read+0x11/0x20 [ 60.100096] ? __fget+0x295/0x400 [ 60.103542] ? __f_unlock_pos+0xd/0x10 [ 60.107421] ? __fget_light+0x174/0x1e0 [ 60.111437] ? __fdget+0xe/0x10 [ 60.114719] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.119598] __sys_sendmsg+0xd9/0x180 [ 60.123407] ? __ia32_sys_shutdown+0x70/0x70 [ 60.127810] ? __sb_end_write+0xa4/0xd0 [ 60.131771] ? kasan_check_write+0x14/0x20 [ 60.135984] ? fput+0x18/0x120 [ 60.139165] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.144523] __x64_sys_sendmsg+0x73/0xb0 [ 60.148579] do_syscall_64+0xd6/0x4e0 [ 60.152372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.157545] RIP: 0033:0x458da9 [ 60.160730] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.179625] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.187331] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 60.194595] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.201861] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.209120] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 60.216398] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.237845] CPU: 0 PID: 7059 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 60.245591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.254948] Call Trace: [ 60.257533] dump_stack+0x123/0x177 [ 60.261145] should_fail.cold.4+0x5/0x13 [ 60.265196] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.270301] ? __lock_acquire+0x792/0x4980 [ 60.274534] __should_failslab+0xba/0xf0 [ 60.278588] should_failslab+0x9/0x14 [ 60.282394] kmem_cache_alloc_node+0x56/0x730 [ 60.286884] __alloc_skb+0xa7/0x580 [ 60.290512] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.294843] ? find_held_lock+0x36/0x1d0 [ 60.298907] sctp_packet_transmit+0x343/0x3580 [ 60.303484] ? sctp_packet_config+0x7aa/0xea0 [ 60.307969] ? lock_downgrade+0x860/0x860 [ 60.312105] ? kasan_check_read+0x11/0x20 [ 60.316246] ? sctp_packet_config+0xea0/0xea0 [ 60.320735] ? sctp_packet_append_chunk+0x890/0xef0 [ 60.325738] ? sctp_outq_select_transport+0x1fa/0x730 [ 60.330920] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 60.336532] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.341971] ? sctp_verify_init+0x1660/0x1660 [ 60.346462] sctp_outq_flush+0xd0/0x22f0 [ 60.350510] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 60.356214] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 60.362178] ? __sctp_outq_teardown+0xc30/0xc30 [ 60.366835] ? sctp_outq_tail+0x58c/0x970 [ 60.366843] sctp_outq_uncork+0x49/0x60 [ 60.366850] sctp_do_sm+0x364e/0x52d0 [ 60.366858] ? __lock_acquire+0x792/0x4980 [ 60.366867] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.366875] ? mark_held_locks+0x130/0x130 [ 60.366881] ? check_noncircular+0x20/0x20 [ 60.366888] ? save_stack+0xa9/0xd0 [ 60.366893] ? save_stack+0x43/0xd0 [ 60.366897] ? kasan_kmalloc+0xc7/0xe0 [ 60.366900] ? kasan_slab_alloc+0x12/0x20 [ 60.366904] ? kmem_cache_alloc+0x12e/0x730 [ 60.366911] ? find_held_lock+0x36/0x1d0 [ 60.366919] ? mark_held_locks+0xc7/0x130 [ 60.366927] ? ktime_get+0x1a6/0x240 [ 60.366939] ? kvm_clock_read+0x18/0x30 [ 60.366944] ? kvm_clock_get_cycles+0x9/0x10 [ 60.366953] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.389138] sctp_inq_push+0x1aa/0x240 [ 60.389147] sctp_backlog_rcv+0x153/0xb90 [ 60.389154] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.389161] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.389167] ? sctp_hash_obj+0x640/0x640 [ 60.401220] ? __release_sock+0xd0/0x360 [ 60.401226] ? __release_sock+0xd0/0x360 [ 60.401235] ? __local_bh_enable_ip+0x160/0x260 [ 60.401242] __release_sock+0x10c/0x360 [ 60.401252] release_sock+0x4f/0x180 [ 60.412861] sctp_wait_for_connect+0x22c/0x4c0 [ 60.412868] ? refcount_inc_checked+0x30/0x30 [ 60.412879] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.412885] ? finish_wait+0x290/0x290 [ 60.412894] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.412902] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 60.412912] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.412917] ? find_held_lock+0x36/0x1d0 [ 60.412927] ? sctp_transport_lookup_process+0x130/0x130 [ 60.433058] ? lock_downgrade+0x860/0x860 [ 60.433074] ? kasan_check_read+0x11/0x20 [ 60.433087] sctp_sendmsg+0xd4f/0x17e0 [ 60.433094] ? rw_copy_check_uvector+0x66/0x340 [ 60.433102] ? sctp_id2assoc+0x250/0x250 [ 60.454099] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.454118] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.454130] inet_sendmsg+0x10d/0x450 [ 60.454134] ? security_socket_sendmsg+0x50/0x90 [ 60.454142] ? ipip_gro_receive+0xf0/0xf0 [ 60.470862] sock_sendmsg+0xb7/0xf0 [ 60.470870] ___sys_sendmsg+0x649/0x950 [ 60.470879] ? find_held_lock+0x36/0x1d0 [ 60.470886] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.470895] ? __fget+0x278/0x400 [ 60.470906] ? kasan_check_read+0x11/0x20 [ 60.591635] ? __fget+0x295/0x400 [ 60.595097] ? __f_unlock_pos+0xd/0x10 [ 60.598982] ? __fget_light+0x174/0x1e0 [ 60.602953] ? __fdget+0xe/0x10 [ 60.606225] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.607500] FAULT_INJECTION: forcing a failure. [ 60.607500] name failslab, interval 1, probability 0, space 0, times 0 [ 60.611060] __sys_sendmsg+0xd9/0x180 [ 60.611067] ? __ia32_sys_shutdown+0x70/0x70 [ 60.611075] ? __sb_end_write+0xa4/0xd0 [ 60.611084] ? kasan_check_write+0x14/0x20 [ 60.611090] ? fput+0x18/0x120 [ 60.611106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.647158] __x64_sys_sendmsg+0x73/0xb0 [ 60.651220] do_syscall_64+0xd6/0x4e0 [ 60.655021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.660206] RIP: 0033:0x458da9 [ 60.663490] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.682381] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.690080] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 60.697339] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.704591] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.711848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 60.719106] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.736196] CPU: 1 PID: 7101 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 60.743919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.753254] Call Trace: [ 60.755829] dump_stack+0x123/0x177 [ 60.759454] should_fail.cold.4+0x5/0x13 [ 60.763501] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.768589] ? __lock_acquire+0x792/0x4980 [ 60.772828] __should_failslab+0xba/0xf0 [ 60.776873] should_failslab+0x9/0x14 [ 60.780653] kmem_cache_alloc_node+0x56/0x730 [ 60.785130] __alloc_skb+0xa7/0x580 [ 60.788735] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.793037] ? find_held_lock+0x36/0x1d0 [ 60.797083] sctp_packet_transmit+0x343/0x3580 [ 60.801647] ? sctp_packet_config+0x7aa/0xea0 [ 60.806122] ? lock_downgrade+0x860/0x860 [ 60.810263] ? kasan_check_read+0x11/0x20 [ 60.814390] ? sctp_packet_config+0xea0/0xea0 [ 60.818866] ? sctp_packet_append_chunk+0x890/0xef0 [ 60.823861] ? sctp_outq_select_transport+0x1fa/0x730 [ 60.829034] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 60.834662] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.840094] ? sctp_verify_init+0x1660/0x1660 [ 60.844572] sctp_outq_flush+0xd0/0x22f0 [ 60.848615] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 60.854304] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 60.860252] ? __sctp_outq_teardown+0xc30/0xc30 [ 60.864902] ? sctp_outq_tail+0x58c/0x970 [ 60.869030] sctp_outq_uncork+0x49/0x60 [ 60.872985] sctp_do_sm+0x364e/0x52d0 [ 60.876780] ? __lock_acquire+0x792/0x4980 [ 60.880998] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.887036] ? mark_held_locks+0x130/0x130 [ 60.891266] ? check_noncircular+0x20/0x20 [ 60.895479] ? save_stack+0xa9/0xd0 [ 60.899083] ? save_stack+0x43/0xd0 [ 60.902699] ? kasan_kmalloc+0xc7/0xe0 [ 60.906567] ? kasan_slab_alloc+0x12/0x20 [ 60.910708] ? kmem_cache_alloc+0x12e/0x730 [ 60.915011] ? find_held_lock+0x36/0x1d0 [ 60.919089] ? mark_held_locks+0xc7/0x130 [ 60.923216] ? ktime_get+0x1a6/0x240 [ 60.926912] ? kvm_clock_read+0x18/0x30 [ 60.930861] ? kvm_clock_get_cycles+0x9/0x10 [ 60.935250] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.939470] sctp_inq_push+0x1aa/0x240 [ 60.943339] sctp_backlog_rcv+0x153/0xb90 [ 60.947467] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.951854] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.956429] ? sctp_hash_obj+0x640/0x640 [ 60.960470] ? __release_sock+0xd0/0x360 [ 60.964526] ? __release_sock+0xd0/0x360 [ 60.968575] ? __local_bh_enable_ip+0x160/0x260 [ 60.973323] __release_sock+0x10c/0x360 [ 60.977285] release_sock+0x4f/0x180 [ 60.980984] sctp_wait_for_connect+0x22c/0x4c0 [ 60.985549] ? refcount_inc_checked+0x30/0x30 [ 60.990028] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.994762] ? finish_wait+0x290/0x290 [ 60.998649] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.003040] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 61.007705] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.012527] ? find_held_lock+0x36/0x1d0 [ 61.016569] ? sctp_transport_lookup_process+0x130/0x130 [ 61.022008] ? lock_downgrade+0x860/0x860 [ 61.026161] ? kasan_check_read+0x11/0x20 [ 61.030293] sctp_sendmsg+0xd4f/0x17e0 [ 61.034174] ? rw_copy_check_uvector+0x66/0x340 [ 61.038825] ? sctp_id2assoc+0x250/0x250 [ 61.042866] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.048217] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.052956] inet_sendmsg+0x10d/0x450 [ 61.056748] ? security_socket_sendmsg+0x50/0x90 [ 61.061496] ? ipip_gro_receive+0xf0/0xf0 [ 61.065621] sock_sendmsg+0xb7/0xf0 [ 61.069229] ___sys_sendmsg+0x649/0x950 [ 61.073183] ? find_held_lock+0x36/0x1d0 [ 61.077236] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.081975] ? __fget+0x278/0x400 [ 61.085409] ? kasan_check_read+0x11/0x20 [ 61.089559] ? __fget+0x295/0x400 [ 61.093000] ? __f_unlock_pos+0xd/0x10 [ 61.096870] ? __fget_light+0x174/0x1e0 [ 61.100834] ? __fdget+0xe/0x10 [ 61.104098] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.108939] __sys_sendmsg+0xd9/0x180 [ 61.112718] ? __ia32_sys_shutdown+0x70/0x70 [ 61.117106] ? __sb_end_write+0xa4/0xd0 [ 61.121064] ? kasan_check_write+0x14/0x20 [ 61.125290] ? fput+0x18/0x120 [ 61.128480] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.133841] __x64_sys_sendmsg+0x73/0xb0 [ 61.137891] do_syscall_64+0xd6/0x4e0 [ 61.141677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.146867] RIP: 0033:0x458da9 [ 61.150044] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.168941] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.176632] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 61.183881] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.191131] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.198397] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 61.205645] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.212909] CPU: 0 PID: 7078 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 61.220614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.220617] Call Trace: [ 61.220628] dump_stack+0x123/0x177 [ 61.220639] should_fail.cold.4+0x5/0x13 [ 61.220647] ? kasan_unpoison_shadow+0x35/0x50 [ 61.220653] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.220661] ? __kmalloc_node_track_caller+0x50/0x70 [ 61.240233] __should_failslab+0xba/0xf0 [ 61.240241] should_failslab+0x9/0x14 [ 61.240248] kmem_cache_alloc+0x47/0x730 [ 61.240258] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.240269] sctp_chunkify+0x46/0x270 [ 61.240274] _sctp_make_chunk+0x128/0x260 [ 61.240281] sctp_make_init_ack+0x9ed/0x13f0 [ 61.249944] ? sctp_make_init+0xc20/0xc20 [ 61.249950] ? crng_backtrack_protect+0x80/0x80 [ 61.249965] ? sctp_verify_init+0x1660/0x1660 [ 61.249975] ? sctp_bind_addr_copy+0xe6/0x26d [ 61.249985] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 61.259116] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 61.259126] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 61.259132] ? dccp_diag_dump+0x20/0x20 [ 61.259143] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 61.259148] sctp_do_sm+0x117/0x52d0 [ 61.259156] ? __lock_acquire+0x792/0x4980 [ 61.259164] ? __kernel_text_address+0xd/0x40 [ 61.266984] ? unwind_get_return_address+0x61/0xa0 [ 61.266993] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.267003] ? mark_held_locks+0x130/0x130 [ 61.267011] ? check_noncircular+0x20/0x20 [ 61.267018] ? save_stack+0xa9/0xd0 [ 61.267024] ? save_stack+0x43/0xd0 [ 61.267028] ? kasan_kmalloc+0xc7/0xe0 [ 61.267031] ? kasan_slab_alloc+0x12/0x20 [ 61.267035] ? kmem_cache_alloc+0x12e/0x730 [ 61.267043] ? find_held_lock+0x36/0x1d0 [ 61.267052] ? mark_held_locks+0xc7/0x130 [ 61.267059] ? ktime_get+0x1a6/0x240 [ 61.267069] ? kvm_clock_read+0x18/0x30 [ 61.267077] ? kvm_clock_get_cycles+0x9/0x10 [ 61.329126] FAULT_INJECTION: forcing a failure. [ 61.329126] name failslab, interval 1, probability 0, space 0, times 0 [ 61.330777] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.330793] sctp_inq_push+0x1aa/0x240 [ 61.330801] sctp_backlog_rcv+0x153/0xb90 [ 61.330808] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.330816] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.330821] ? sctp_hash_obj+0x640/0x640 [ 61.330829] ? __release_sock+0xd0/0x360 [ 61.382895] ? __release_sock+0xd0/0x360 [ 61.394691] ? __local_bh_enable_ip+0x160/0x260 [ 61.394701] __release_sock+0x10c/0x360 [ 61.394713] release_sock+0x4f/0x180 [ 61.394723] sctp_wait_for_connect+0x22c/0x4c0 [ 61.394730] ? refcount_inc_checked+0x30/0x30 [ 61.394741] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.394746] ? finish_wait+0x290/0x290 [ 61.394766] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.394773] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 61.394783] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.394788] ? find_held_lock+0x36/0x1d0 [ 61.394796] ? sctp_transport_lookup_process+0x130/0x130 [ 61.394802] ? lock_downgrade+0x860/0x860 [ 61.394812] ? kasan_check_read+0x11/0x20 [ 61.394823] sctp_sendmsg+0xd4f/0x17e0 [ 61.394831] ? rw_copy_check_uvector+0x66/0x340 [ 61.394840] ? sctp_id2assoc+0x250/0x250 [ 61.394849] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.422643] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.422657] inet_sendmsg+0x10d/0x450 [ 61.422663] ? security_socket_sendmsg+0x50/0x90 [ 61.422668] ? ipip_gro_receive+0xf0/0xf0 [ 61.443760] sock_sendmsg+0xb7/0xf0 [ 61.443769] ___sys_sendmsg+0x649/0x950 [ 61.443778] ? find_held_lock+0x36/0x1d0 [ 61.443786] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.443794] ? __fget+0x278/0x400 [ 61.443805] ? kasan_check_read+0x11/0x20 [ 61.527928] ? __fget+0x295/0x400 [ 61.527942] ? __f_unlock_pos+0xd/0x10 [ 61.527950] ? __fget_light+0x174/0x1e0 [ 61.527956] ? __fdget+0xe/0x10 [ 61.527964] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.527973] __sys_sendmsg+0xd9/0x180 [ 61.527980] ? __ia32_sys_shutdown+0x70/0x70 [ 61.540641] ? __sb_end_write+0xa4/0xd0 [ 61.540652] ? kasan_check_write+0x14/0x20 [ 61.540658] ? fput+0x18/0x120 [ 61.540674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.540685] __x64_sys_sendmsg+0x73/0xb0 [ 61.592136] do_syscall_64+0xd6/0x4e0 [ 61.603517] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.603523] RIP: 0033:0x458da9 [ 61.603529] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.603533] RSP: 002b:00007f35b8313c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.603540] RAX: ffffffffffffffda RBX: 00007f35b8313c90 RCX: 0000000000458da9 [ 61.603543] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.603547] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.673532] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b83146d4 [ 61.680803] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.688069] CPU: 1 PID: 7114 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 61.695781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.705127] Call Trace: [ 61.707711] dump_stack+0x123/0x177 [ 61.711438] should_fail.cold.4+0x5/0x13 [ 61.715484] ? kasan_unpoison_shadow+0x35/0x50 [ 61.720043] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.725136] ? __kmalloc_node_track_caller+0x50/0x70 [ 61.730231] __should_failslab+0xba/0xf0 [ 61.734272] should_failslab+0x9/0x14 [ 61.738072] kmem_cache_alloc+0x47/0x730 [ 61.742133] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.746449] sctp_chunkify+0x46/0x270 [ 61.750231] _sctp_make_chunk+0x128/0x260 [ 61.754380] sctp_make_init_ack+0x9ed/0x13f0 [ 61.758792] ? sctp_make_init+0xc20/0xc20 [ 61.762919] ? crng_backtrack_protect+0x80/0x80 [ 61.767571] ? sctp_verify_init+0x1660/0x1660 [ 61.772061] ? sctp_bind_addr_copy+0xe6/0x26d [ 61.776538] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 61.782232] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 61.788008] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 61.793610] ? dccp_diag_dump+0x20/0x20 [ 61.797562] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 61.802132] sctp_do_sm+0x117/0x52d0 [ 61.805834] ? __lock_acquire+0x792/0x4980 [ 61.810051] ? __kernel_text_address+0xd/0x40 [ 61.814520] ? unwind_get_return_address+0x61/0xa0 [ 61.819425] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.825462] ? mark_held_locks+0x130/0x130 [ 61.829671] ? check_noncircular+0x20/0x20 [ 61.833894] ? save_stack+0xa9/0xd0 [ 61.837495] ? save_stack+0x43/0xd0 [ 61.841101] ? kasan_kmalloc+0xc7/0xe0 [ 61.844961] ? kasan_slab_alloc+0x12/0x20 [ 61.849082] ? kmem_cache_alloc+0x12e/0x730 [ 61.853378] ? find_held_lock+0x36/0x1d0 [ 61.857414] ? mark_held_locks+0xc7/0x130 [ 61.861538] ? ktime_get+0x1a6/0x240 [ 61.865518] ? kvm_clock_read+0x18/0x30 [ 61.869467] ? kvm_clock_get_cycles+0x9/0x10 [ 61.873851] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.878066] sctp_inq_push+0x1aa/0x240 [ 61.881928] sctp_backlog_rcv+0x153/0xb90 [ 61.886062] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.890443] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.894999] ? sctp_hash_obj+0x640/0x640 [ 61.899051] ? __release_sock+0xd0/0x360 [ 61.903099] ? __release_sock+0xd0/0x360 [ 61.907157] ? __local_bh_enable_ip+0x160/0x260 [ 61.911808] __release_sock+0x10c/0x360 [ 61.915761] release_sock+0x4f/0x180 [ 61.919452] sctp_wait_for_connect+0x22c/0x4c0 [ 61.924014] ? refcount_inc_checked+0x30/0x30 [ 61.928486] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.933216] ? finish_wait+0x290/0x290 [ 61.937079] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.941474] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 61.946121] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.950850] ? find_held_lock+0x36/0x1d0 [ 61.954898] ? sctp_transport_lookup_process+0x130/0x130 [ 61.960329] ? lock_downgrade+0x860/0x860 [ 61.964498] ? kasan_check_read+0x11/0x20 [ 61.968634] sctp_sendmsg+0xd4f/0x17e0 [ 61.972499] ? rw_copy_check_uvector+0x66/0x340 [ 61.977148] ? sctp_id2assoc+0x250/0x250 [ 61.981195] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.986541] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.991276] inet_sendmsg+0x10d/0x450 [ 61.995088] ? security_socket_sendmsg+0x50/0x90 [ 61.999820] ? ipip_gro_receive+0xf0/0xf0 [ 62.003945] sock_sendmsg+0xb7/0xf0 [ 62.007548] ___sys_sendmsg+0x649/0x950 [ 62.011502] ? find_held_lock+0x36/0x1d0 [ 62.015561] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.020296] ? __fget+0x278/0x400 [ 62.023728] ? kasan_check_read+0x11/0x20 [ 62.027851] ? __fget+0x295/0x400 [ 62.031282] ? __f_unlock_pos+0xd/0x10 [ 62.035320] ? __fget_light+0x174/0x1e0 [ 62.039268] ? __fdget+0xe/0x10 [ 62.042532] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.047349] __sys_sendmsg+0xd9/0x180 [ 62.051127] ? __ia32_sys_shutdown+0x70/0x70 [ 62.055511] ? __sb_end_write+0xa4/0xd0 [ 62.059462] ? kasan_check_write+0x14/0x20 [ 62.063672] ? fput+0x18/0x120 [ 62.066856] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.072196] __x64_sys_sendmsg+0x73/0xb0 [ 62.076233] do_syscall_64+0xd6/0x4e0 [ 62.080007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.085173] RIP: 0033:0x458da9 [ 62.088340] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.107220] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.114903] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 62.122183] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.129436] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.136689] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 62.143961] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.162730] FAULT_INJECTION: forcing a failure. [ 62.162730] name failslab, interval 1, probability 0, space 0, times 0 [ 62.182298] FAULT_INJECTION: forcing a failure. [ 62.182298] name failslab, interval 1, probability 0, space 0, times 0 [ 62.192879] FAULT_INJECTION: forcing a failure. [ 62.192879] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.196881] CPU: 1 PID: 7131 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 62.212971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.222308] Call Trace: [ 62.224876] dump_stack+0x123/0x177 [ 62.228487] should_fail.cold.4+0x5/0x13 [ 62.232525] ? kasan_unpoison_shadow+0x35/0x50 [ 62.237086] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.242168] ? __kmalloc_node_track_caller+0x50/0x70 [ 62.247251] __should_failslab+0xba/0xf0 [ 62.251292] should_failslab+0x9/0x14 [ 62.255073] kmem_cache_alloc+0x47/0x730 [ 62.259113] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.263429] sctp_chunkify+0x46/0x270 [ 62.267211] _sctp_make_chunk+0x128/0x260 [ 62.271340] sctp_make_init_ack+0x9ed/0x13f0 [ 62.275730] ? sctp_make_init+0xc20/0xc20 [ 62.279858] ? crng_backtrack_protect+0x80/0x80 [ 62.284509] ? sctp_verify_init+0x1660/0x1660 [ 62.288998] ? sctp_bind_addr_copy+0xe6/0x26d [ 62.293486] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 62.299177] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 62.304953] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 62.310556] ? dccp_diag_dump+0x20/0x20 [ 62.314511] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 62.319072] sctp_do_sm+0x117/0x52d0 [ 62.322789] ? __lock_acquire+0x792/0x4980 [ 62.327003] ? __kernel_text_address+0xd/0x40 [ 62.331479] ? unwind_get_return_address+0x61/0xa0 [ 62.336388] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.342427] ? mark_held_locks+0x130/0x130 [ 62.346640] ? check_noncircular+0x20/0x20 [ 62.350852] ? save_stack+0xa9/0xd0 [ 62.354456] ? save_stack+0x43/0xd0 [ 62.358060] ? kasan_kmalloc+0xc7/0xe0 [ 62.361935] ? kasan_slab_alloc+0x12/0x20 [ 62.366063] ? kmem_cache_alloc+0x12e/0x730 [ 62.370375] ? find_held_lock+0x36/0x1d0 [ 62.374430] ? mark_held_locks+0xc7/0x130 [ 62.378556] ? ktime_get+0x1a6/0x240 [ 62.382253] ? kvm_clock_read+0x18/0x30 [ 62.386207] ? kvm_clock_get_cycles+0x9/0x10 [ 62.390596] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.394816] sctp_inq_push+0x1aa/0x240 [ 62.398696] sctp_backlog_rcv+0x153/0xb90 [ 62.402822] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.407208] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.411769] ? sctp_hash_obj+0x640/0x640 [ 62.415809] ? __release_sock+0xd0/0x360 [ 62.419863] ? __release_sock+0xd0/0x360 [ 62.423924] ? __local_bh_enable_ip+0x160/0x260 [ 62.428613] __release_sock+0x10c/0x360 [ 62.432585] release_sock+0x4f/0x180 [ 62.436285] sctp_wait_for_connect+0x22c/0x4c0 [ 62.440851] ? refcount_inc_checked+0x30/0x30 [ 62.445359] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.450101] ? finish_wait+0x290/0x290 [ 62.453985] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.458390] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 62.463048] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.467784] ? find_held_lock+0x36/0x1d0 [ 62.471827] ? sctp_transport_lookup_process+0x130/0x130 [ 62.477261] ? lock_downgrade+0x860/0x860 [ 62.481392] ? kasan_check_read+0x11/0x20 [ 62.485526] sctp_sendmsg+0xd4f/0x17e0 [ 62.489397] ? rw_copy_check_uvector+0x66/0x340 [ 62.494048] ? sctp_id2assoc+0x250/0x250 [ 62.498090] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.503455] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.508201] inet_sendmsg+0x10d/0x450 [ 62.511982] ? security_socket_sendmsg+0x50/0x90 [ 62.516719] ? ipip_gro_receive+0xf0/0xf0 [ 62.520851] sock_sendmsg+0xb7/0xf0 [ 62.524462] ___sys_sendmsg+0x649/0x950 [ 62.528415] ? find_held_lock+0x36/0x1d0 [ 62.532462] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.537218] ? __fget+0x278/0x400 [ 62.540659] ? kasan_check_read+0x11/0x20 [ 62.544792] ? __fget+0x295/0x400 [ 62.548253] ? __f_unlock_pos+0xd/0x10 [ 62.552128] ? __fget_light+0x174/0x1e0 [ 62.556087] ? __fdget+0xe/0x10 [ 62.559365] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.564191] __sys_sendmsg+0xd9/0x180 [ 62.567971] ? __ia32_sys_shutdown+0x70/0x70 [ 62.572363] ? __sb_end_write+0xa4/0xd0 [ 62.576334] ? kasan_check_write+0x14/0x20 [ 62.580552] ? fput+0x18/0x120 [ 62.583746] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.589092] __x64_sys_sendmsg+0x73/0xb0 [ 62.593137] do_syscall_64+0xd6/0x4e0 [ 62.596919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.602090] RIP: 0033:0x458da9 [ 62.605264] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.624149] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.631850] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 62.639098] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.646362] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.653613] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 62.660863] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.668133] CPU: 0 PID: 7137 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 62.675854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.685229] Call Trace: [ 62.687806] dump_stack+0x123/0x177 [ 62.691448] should_fail.cold.4+0x5/0x13 [ 62.695494] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.700592] ? __lock_is_held+0xb5/0x140 [ 62.704635] __alloc_pages_nodemask+0x1d5/0x710 [ 62.709305] ? __kmalloc_node_track_caller+0x3c/0x70 [ 62.714397] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 62.719403] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.724486] cache_grow_begin+0x91/0x8d0 [ 62.728531] ? kmem_cache_alloc+0x9c/0x730 [ 62.732758] kmem_cache_alloc+0x665/0x730 [ 62.737062] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.741365] sctp_chunkify+0x46/0x270 [ 62.745148] _sctp_make_chunk+0x128/0x260 [ 62.749287] sctp_make_init_ack+0x9ed/0x13f0 [ 62.753695] ? sctp_make_init+0xc20/0xc20 [ 62.757822] ? crng_backtrack_protect+0x80/0x80 [ 62.762476] ? sctp_verify_init+0x1660/0x1660 [ 62.766953] ? sctp_bind_addr_copy+0xe6/0x26d [ 62.771432] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 62.777127] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 62.782906] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 62.788512] ? dccp_diag_dump+0x20/0x20 [ 62.792475] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 62.797053] sctp_do_sm+0x117/0x52d0 [ 62.800768] ? __lock_acquire+0x792/0x4980 [ 62.805006] ? __kernel_text_address+0xd/0x40 [ 62.809489] ? unwind_get_return_address+0x61/0xa0 [ 62.809500] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.809511] ? mark_held_locks+0x130/0x130 [ 62.809518] ? check_noncircular+0x20/0x20 [ 62.809527] ? save_stack+0xa9/0xd0 [ 62.824725] ? save_stack+0x43/0xd0 [ 62.824731] ? kasan_kmalloc+0xc7/0xe0 [ 62.824735] ? kasan_slab_alloc+0x12/0x20 [ 62.824739] ? kmem_cache_alloc+0x12e/0x730 [ 62.824748] ? find_held_lock+0x36/0x1d0 [ 62.824757] ? mark_held_locks+0xc7/0x130 [ 62.824765] ? ktime_get+0x1a6/0x240 [ 62.824777] ? kvm_clock_read+0x18/0x30 [ 62.824781] ? kvm_clock_get_cycles+0x9/0x10 [ 62.824790] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.824804] sctp_inq_push+0x1aa/0x240 [ 62.824811] sctp_backlog_rcv+0x153/0xb90 [ 62.824817] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.824823] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.836261] ? sctp_hash_obj+0x640/0x640 [ 62.836267] ? __release_sock+0xd0/0x360 [ 62.836271] ? __release_sock+0xd0/0x360 [ 62.836279] ? __local_bh_enable_ip+0x160/0x260 [ 62.836287] __release_sock+0x10c/0x360 [ 62.836298] release_sock+0x4f/0x180 [ 62.836307] sctp_wait_for_connect+0x22c/0x4c0 [ 62.836314] ? refcount_inc_checked+0x30/0x30 [ 62.836325] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.848624] ? finish_wait+0x290/0x290 [ 62.848633] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.848641] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 62.848654] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.848659] ? find_held_lock+0x36/0x1d0 [ 62.848668] ? sctp_transport_lookup_process+0x130/0x130 [ 62.860533] ? lock_downgrade+0x860/0x860 [ 62.860544] ? kasan_check_read+0x11/0x20 [ 62.860555] sctp_sendmsg+0xd4f/0x17e0 [ 62.860562] ? rw_copy_check_uvector+0x66/0x340 [ 62.972163] ? sctp_id2assoc+0x250/0x250 [ 62.976208] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.981563] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.986306] inet_sendmsg+0x10d/0x450 [ 62.990087] ? security_socket_sendmsg+0x50/0x90 [ 62.994826] ? ipip_gro_receive+0xf0/0xf0 [ 62.998968] sock_sendmsg+0xb7/0xf0 [ 63.002292] FAULT_INJECTION: forcing a failure. [ 63.002292] name failslab, interval 1, probability 0, space 0, times 0 [ 63.002587] ___sys_sendmsg+0x649/0x950 [ 63.015963] FAULT_INJECTION: forcing a failure. [ 63.015963] name failslab, interval 1, probability 0, space 0, times 0 [ 63.017746] ? find_held_lock+0x36/0x1d0 [ 63.032956] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.037705] ? __fget+0x278/0x400 [ 63.041145] ? kasan_check_read+0x11/0x20 [ 63.045276] ? __fget+0x295/0x400 [ 63.048733] ? __f_unlock_pos+0xd/0x10 [ 63.052623] ? __fget_light+0x174/0x1e0 [ 63.056584] ? __fdget+0xe/0x10 [ 63.059850] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.064679] __sys_sendmsg+0xd9/0x180 [ 63.068467] ? __ia32_sys_shutdown+0x70/0x70 [ 63.072857] ? __sb_end_write+0xa4/0xd0 [ 63.076813] ? kasan_check_write+0x14/0x20 [ 63.081044] ? fput+0x18/0x120 [ 63.084223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.089587] __x64_sys_sendmsg+0x73/0xb0 [ 63.093649] do_syscall_64+0xd6/0x4e0 [ 63.097438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.102611] RIP: 0033:0x458da9 [ 63.105788] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.124678] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.132507] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 63.139793] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.147056] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.154324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 63.161577] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.168864] CPU: 1 PID: 7132 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 63.176594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.185945] Call Trace: [ 63.188530] dump_stack+0x123/0x177 [ 63.192157] should_fail.cold.4+0x5/0x13 [ 63.196214] ? kasan_unpoison_shadow+0x35/0x50 [ 63.200809] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.205916] ? __kmalloc_node_track_caller+0x50/0x70 [ 63.211019] __should_failslab+0xba/0xf0 [ 63.215072] should_failslab+0x9/0x14 [ 63.217605] FAULT_INJECTION: forcing a failure. [ 63.217605] name failslab, interval 1, probability 0, space 0, times 0 [ 63.218862] kmem_cache_alloc+0x47/0x730 [ 63.218871] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.218882] sctp_chunkify+0x46/0x270 [ 63.218889] _sctp_make_chunk+0x128/0x260 [ 63.218896] sctp_make_init_ack+0x9ed/0x13f0 [ 63.218907] ? sctp_make_init+0xc20/0xc20 [ 63.254832] ? crng_backtrack_protect+0x80/0x80 [ 63.259486] ? sctp_verify_init+0x1660/0x1660 [ 63.263964] ? sctp_bind_addr_copy+0xe6/0x26d [ 63.268444] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 63.274144] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 63.279931] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 63.285535] ? dccp_diag_dump+0x20/0x20 [ 63.289491] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 63.294053] sctp_do_sm+0x117/0x52d0 [ 63.297748] ? __lock_acquire+0x792/0x4980 [ 63.301975] ? __kernel_text_address+0xd/0x40 [ 63.306463] ? unwind_get_return_address+0x61/0xa0 [ 63.311383] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.317431] ? mark_held_locks+0x130/0x130 [ 63.320467] FAULT_INJECTION: forcing a failure. [ 63.320467] name failslab, interval 1, probability 0, space 0, times 0 [ 63.321653] ? check_noncircular+0x20/0x20 [ 63.321663] ? save_stack+0xa9/0xd0 [ 63.321669] ? save_stack+0x43/0xd0 [ 63.321673] ? kasan_kmalloc+0xc7/0xe0 [ 63.321679] ? kasan_slab_alloc+0x12/0x20 [ 63.352307] ? kmem_cache_alloc+0x12e/0x730 [ 63.356613] ? find_held_lock+0x36/0x1d0 [ 63.360658] ? mark_held_locks+0xc7/0x130 [ 63.364787] ? ktime_get+0x1a6/0x240 [ 63.368510] ? kvm_clock_read+0x18/0x30 [ 63.372463] ? kvm_clock_get_cycles+0x9/0x10 [ 63.376856] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.381078] sctp_inq_push+0x1aa/0x240 [ 63.384959] sctp_backlog_rcv+0x153/0xb90 [ 63.389089] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.393491] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.398063] ? sctp_hash_obj+0x640/0x640 [ 63.402104] ? __release_sock+0xd0/0x360 [ 63.406160] ? __release_sock+0xd0/0x360 [ 63.410208] ? __local_bh_enable_ip+0x160/0x260 [ 63.414854] __release_sock+0x10c/0x360 [ 63.418812] release_sock+0x4f/0x180 [ 63.422507] sctp_wait_for_connect+0x22c/0x4c0 [ 63.427068] ? refcount_inc_checked+0x30/0x30 [ 63.431543] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.436279] ? finish_wait+0x290/0x290 [ 63.440146] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.444545] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 63.449193] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.453926] ? find_held_lock+0x36/0x1d0 [ 63.457967] ? sctp_transport_lookup_process+0x130/0x130 [ 63.463396] ? lock_downgrade+0x860/0x860 [ 63.467525] ? kasan_check_read+0x11/0x20 [ 63.471658] sctp_sendmsg+0xd4f/0x17e0 [ 63.475538] ? rw_copy_check_uvector+0x66/0x340 [ 63.480223] ? sctp_id2assoc+0x250/0x250 [ 63.484279] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.489644] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.494407] inet_sendmsg+0x10d/0x450 [ 63.498213] ? security_socket_sendmsg+0x50/0x90 [ 63.502953] ? ipip_gro_receive+0xf0/0xf0 [ 63.507092] sock_sendmsg+0xb7/0xf0 [ 63.510708] ___sys_sendmsg+0x649/0x950 [ 63.514676] ? find_held_lock+0x36/0x1d0 [ 63.518734] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.523474] ? __fget+0x278/0x400 [ 63.526918] ? kasan_check_read+0x11/0x20 [ 63.531070] ? __fget+0x295/0x400 [ 63.534521] ? __f_unlock_pos+0xd/0x10 [ 63.538394] ? __fget_light+0x174/0x1e0 [ 63.542350] ? __fdget+0xe/0x10 [ 63.545610] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.550432] __sys_sendmsg+0xd9/0x180 [ 63.554212] ? __ia32_sys_shutdown+0x70/0x70 [ 63.558611] ? __sb_end_write+0xa4/0xd0 [ 63.562572] ? kasan_check_write+0x14/0x20 [ 63.566783] ? fput+0x18/0x120 [ 63.569960] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.575323] __x64_sys_sendmsg+0x73/0xb0 [ 63.579370] do_syscall_64+0xd6/0x4e0 [ 63.583159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.588329] RIP: 0033:0x458da9 [ 63.591507] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.610397] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.618087] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 63.625336] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.632589] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.639851] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 63.647101] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.654370] CPU: 0 PID: 7147 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 63.662080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.671420] Call Trace: [ 63.671432] dump_stack+0x123/0x177 [ 63.671442] should_fail.cold.4+0x5/0x13 [ 63.671448] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.671455] ? lock_downgrade+0x860/0x860 [ 63.671466] __should_failslab+0xba/0xf0 [ 63.671472] should_failslab+0x9/0x14 [ 63.671479] kmem_cache_alloc_node+0x56/0x730 [ 63.671484] ? mark_held_locks+0xc7/0x130 [ 63.694965] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 63.694978] __alloc_skb+0xa7/0x580 [ 63.694986] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.694990] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 63.694997] ? add_timer+0x39c/0x930 [ 63.695004] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 63.695013] _sctp_make_chunk+0x3f/0x260 [ 63.695020] sctp_make_cookie_echo+0x85/0x160 [ 63.695029] sctp_do_sm+0x2849/0x52d0 [ 63.695037] ? __lock_acquire+0x792/0x4980 [ 63.695047] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.695056] ? mark_held_locks+0x130/0x130 [ 63.695062] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 63.695069] ? quarantine_put+0x11b/0x1c0 [ 63.695081] ? find_held_lock+0x36/0x1d0 [ 63.695099] ? kvm_clock_read+0x18/0x30 [ 63.712557] ? kvm_clock_get_cycles+0x9/0x10 [ 63.712566] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.712581] sctp_inq_push+0x1aa/0x240 [ 63.791040] sctp_backlog_rcv+0x153/0xb90 [ 63.792941] FAULT_INJECTION: forcing a failure. [ 63.792941] name failslab, interval 1, probability 0, space 0, times 0 [ 63.795180] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.795189] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.795196] ? sctp_hash_obj+0x640/0x640 [ 63.795201] ? __release_sock+0xd0/0x360 [ 63.795205] ? __release_sock+0xd0/0x360 [ 63.795213] ? __local_bh_enable_ip+0x160/0x260 [ 63.795220] __release_sock+0x10c/0x360 [ 63.795229] release_sock+0x4f/0x180 [ 63.795237] sctp_wait_for_connect+0x22c/0x4c0 [ 63.795243] ? refcount_inc_checked+0x30/0x30 [ 63.795254] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.795259] ? finish_wait+0x290/0x290 [ 63.795267] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.795273] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 63.795282] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.795286] ? find_held_lock+0x36/0x1d0 [ 63.795294] ? sctp_transport_lookup_process+0x130/0x130 [ 63.795301] ? lock_downgrade+0x860/0x860 [ 63.795312] ? kasan_check_read+0x11/0x20 [ 63.889230] sctp_sendmsg+0xd4f/0x17e0 [ 63.893104] ? rw_copy_check_uvector+0x66/0x340 [ 63.897775] ? sctp_id2assoc+0x250/0x250 [ 63.901850] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.907215] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.911989] inet_sendmsg+0x10d/0x450 [ 63.915780] ? security_socket_sendmsg+0x50/0x90 [ 63.920520] ? ipip_gro_receive+0xf0/0xf0 [ 63.924655] sock_sendmsg+0xb7/0xf0 [ 63.928272] ___sys_sendmsg+0x649/0x950 [ 63.932236] ? find_held_lock+0x36/0x1d0 [ 63.936295] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.941047] ? __fget+0x278/0x400 [ 63.944485] ? kasan_check_read+0x11/0x20 [ 63.948621] ? __fget+0x295/0x400 [ 63.952077] ? __f_unlock_pos+0xd/0x10 [ 63.955956] ? __fget_light+0x174/0x1e0 [ 63.959912] ? __fdget+0xe/0x10 [ 63.963186] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.968137] __sys_sendmsg+0xd9/0x180 [ 63.971926] ? __ia32_sys_shutdown+0x70/0x70 [ 63.976323] ? __sb_end_write+0xa4/0xd0 [ 63.980286] ? kasan_check_write+0x14/0x20 [ 63.984511] ? fput+0x18/0x120 [ 63.987699] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.993071] __x64_sys_sendmsg+0x73/0xb0 [ 63.997124] do_syscall_64+0xd6/0x4e0 [ 64.000909] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.006086] RIP: 0033:0x458da9 [ 64.009266] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.028154] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.035852] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 64.043119] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.050384] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.057647] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 64.064898] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.072168] CPU: 1 PID: 7133 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 64.079883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2019/11/29 16:35:17 executed programs: 46 [ 64.089240] Call Trace: [ 64.091829] dump_stack+0x123/0x177 [ 64.095458] should_fail.cold.4+0x5/0x13 [ 64.099521] ? kasan_unpoison_shadow+0x35/0x50 [ 64.104232] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.109343] ? __kmalloc_node_track_caller+0x50/0x70 [ 64.111731] FAULT_INJECTION: forcing a failure. [ 64.111731] name failslab, interval 1, probability 0, space 0, times 0 [ 64.114459] __should_failslab+0xba/0xf0 [ 64.114468] should_failslab+0x9/0x14 [ 64.114475] kmem_cache_alloc+0x47/0x730 [ 64.114486] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.141878] sctp_chunkify+0x46/0x270 [ 64.145664] _sctp_make_chunk+0x128/0x260 [ 64.149796] sctp_make_init_ack+0x9ed/0x13f0 [ 64.154189] ? sctp_make_init+0xc20/0xc20 [ 64.158320] ? crng_backtrack_protect+0x80/0x80 [ 64.162974] ? sctp_verify_init+0x1660/0x1660 [ 64.167481] ? sctp_bind_addr_copy+0xe6/0x26d [ 64.171973] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 64.177685] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 64.183479] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 64.189097] ? dccp_diag_dump+0x20/0x20 [ 64.193061] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 64.197642] sctp_do_sm+0x117/0x52d0 [ 64.201349] ? __lock_acquire+0x792/0x4980 [ 64.205568] ? __kernel_text_address+0xd/0x40 [ 64.210048] ? unwind_get_return_address+0x61/0xa0 [ 64.214961] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.221000] ? mark_held_locks+0x130/0x130 [ 64.225214] ? check_noncircular+0x20/0x20 [ 64.229430] ? save_stack+0xa9/0xd0 [ 64.233035] ? save_stack+0x43/0xd0 [ 64.236641] ? kasan_kmalloc+0xc7/0xe0 [ 64.240508] ? kasan_slab_alloc+0x12/0x20 [ 64.244637] ? kmem_cache_alloc+0x12e/0x730 [ 64.248946] ? find_held_lock+0x36/0x1d0 [ 64.252990] ? mark_held_locks+0xc7/0x130 [ 64.257119] ? ktime_get+0x1a6/0x240 [ 64.260831] ? kvm_clock_read+0x18/0x30 [ 64.264783] ? kvm_clock_get_cycles+0x9/0x10 [ 64.269172] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.273390] sctp_inq_push+0x1aa/0x240 [ 64.277257] sctp_backlog_rcv+0x153/0xb90 [ 64.281385] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.285800] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.290365] ? sctp_hash_obj+0x640/0x640 [ 64.294410] ? __release_sock+0xd0/0x360 [ 64.298453] ? __release_sock+0xd0/0x360 [ 64.302521] ? __local_bh_enable_ip+0x160/0x260 [ 64.307196] __release_sock+0x10c/0x360 [ 64.311159] release_sock+0x4f/0x180 [ 64.314857] sctp_wait_for_connect+0x22c/0x4c0 [ 64.319419] ? refcount_inc_checked+0x30/0x30 [ 64.323899] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.328662] ? finish_wait+0x290/0x290 [ 64.332530] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.336940] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 64.341593] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.346327] ? find_held_lock+0x36/0x1d0 [ 64.350392] ? sctp_transport_lookup_process+0x130/0x130 [ 64.355821] ? lock_downgrade+0x860/0x860 [ 64.359952] ? kasan_check_read+0x11/0x20 [ 64.364096] sctp_sendmsg+0xd4f/0x17e0 [ 64.367974] ? rw_copy_check_uvector+0x66/0x340 [ 64.372622] ? sctp_id2assoc+0x250/0x250 [ 64.376661] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.382024] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.386763] inet_sendmsg+0x10d/0x450 [ 64.390538] ? security_socket_sendmsg+0x50/0x90 [ 64.395273] ? ipip_gro_receive+0xf0/0xf0 [ 64.399415] sock_sendmsg+0xb7/0xf0 [ 64.403021] ___sys_sendmsg+0x649/0x950 [ 64.406976] ? find_held_lock+0x36/0x1d0 [ 64.411017] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.415754] ? __fget+0x278/0x400 [ 64.419186] ? kasan_check_read+0x11/0x20 [ 64.423315] ? __fget+0x295/0x400 [ 64.426766] ? __f_unlock_pos+0xd/0x10 [ 64.430635] ? __fget_light+0x174/0x1e0 [ 64.434590] ? __fdget+0xe/0x10 [ 64.437847] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.442666] __sys_sendmsg+0xd9/0x180 [ 64.446448] ? __ia32_sys_shutdown+0x70/0x70 [ 64.450845] ? __sb_end_write+0xa4/0xd0 [ 64.454796] ? kasan_check_write+0x14/0x20 [ 64.459010] ? fput+0x18/0x120 [ 64.462186] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.467545] __x64_sys_sendmsg+0x73/0xb0 [ 64.471587] do_syscall_64+0xd6/0x4e0 [ 64.475368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.480548] RIP: 0033:0x458da9 [ 64.483721] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.502608] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.510293] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 64.517540] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.524790] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.532049] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 64.539296] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.546562] CPU: 0 PID: 7153 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 64.554417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.554423] Call Trace: [ 64.566380] dump_stack+0x123/0x177 [ 64.570006] should_fail.cold.4+0x5/0x13 [ 64.574064] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.579171] ? sctp_stream_alloc_in+0x23/0x230 [ 64.583737] ? sctp_stream_init+0x1ba/0x330 [ 64.588049] ? sctp_process_init+0x1c24/0x2d50 [ 64.592621] ? sctp_do_sm+0x98b/0x52d0 [ 64.596493] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.600880] ? sctp_inq_push+0x1aa/0x240 [ 64.604944] ? sctp_backlog_rcv+0x153/0xb90 [ 64.604950] ? __release_sock+0x10c/0x360 [ 64.604960] __should_failslab+0xba/0xf0 [ 64.604967] should_failslab+0x9/0x14 [ 64.604973] kmem_cache_alloc+0x47/0x730 [ 64.604977] ? save_stack+0x43/0xd0 [ 64.604981] ? kasan_kmalloc+0xc7/0xe0 [ 64.604985] ? __kmalloc+0x15b/0x770 [ 64.604990] ? sctp_tsnmap_init+0x161/0x220 [ 64.604994] ? sctp_process_init+0x1bb0/0x2d50 [ 64.605006] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 64.605014] ? __sys_sendmsg+0xd9/0x180 [ 64.605021] idr_get_free+0x4ec/0xa17 [ 64.605035] idr_alloc_u32+0x146/0x360 [ 64.621285] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.650954] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 64.672394] ? memset+0x31/0x40 [ 64.675664] idr_alloc_cyclic+0xeb/0x1e0 [ 64.679720] ? idr_alloc+0xc0/0xc0 [ 64.683255] ? kasan_check_write+0x14/0x20 [ 64.687476] ? do_raw_spin_lock+0xc1/0x230 [ 64.691694] sctp_assoc_set_id+0x76/0x140 [ 64.695832] sctp_process_init+0x205b/0x2d50 [ 64.700234] ? sctp_verify_init+0x1660/0x1660 [ 64.704714] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 64.709280] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 64.713930] ? save_stack+0x43/0xd0 [ 64.717539] ? __kasan_slab_free+0x102/0x150 [ 64.721932] sctp_do_sm+0x98b/0x52d0 [ 64.725656] ? __lock_acquire+0x792/0x4980 [ 64.729873] ? inet_sendmsg+0x10d/0x450 [ 64.733845] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.739907] ? mark_held_locks+0x130/0x130 [ 64.744124] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 64.749204] ? quarantine_put+0x11b/0x1c0 [ 64.753339] ? find_held_lock+0x36/0x1d0 [ 64.757388] ? kvm_clock_read+0x18/0x30 [ 64.761341] ? kvm_clock_get_cycles+0x9/0x10 [ 64.765737] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.769966] sctp_inq_push+0x1aa/0x240 [ 64.773834] sctp_backlog_rcv+0x153/0xb90 [ 64.777990] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.782385] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.786964] ? sctp_hash_obj+0x640/0x640 [ 64.791005] ? __release_sock+0xd0/0x360 [ 64.795054] ? __release_sock+0xd0/0x360 [ 64.799100] ? __local_bh_enable_ip+0x160/0x260 [ 64.803749] __release_sock+0x10c/0x360 [ 64.807735] release_sock+0x4f/0x180 [ 64.811430] sctp_wait_for_connect+0x22c/0x4c0 [ 64.815991] ? refcount_inc_checked+0x30/0x30 [ 64.820475] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.825215] ? finish_wait+0x290/0x290 [ 64.829085] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.833472] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 64.838298] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.843058] ? find_held_lock+0x36/0x1d0 [ 64.847102] ? sctp_transport_lookup_process+0x130/0x130 [ 64.852547] ? lock_downgrade+0x860/0x860 [ 64.856697] ? kasan_check_read+0x11/0x20 [ 64.860830] sctp_sendmsg+0xd4f/0x17e0 [ 64.864708] ? rw_copy_check_uvector+0x66/0x340 [ 64.869363] ? sctp_id2assoc+0x250/0x250 [ 64.873404] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.878757] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.883493] inet_sendmsg+0x10d/0x450 [ 64.887273] ? security_socket_sendmsg+0x50/0x90 [ 64.892009] ? ipip_gro_receive+0xf0/0xf0 [ 64.896142] sock_sendmsg+0xb7/0xf0 [ 64.899759] ___sys_sendmsg+0x649/0x950 [ 64.903733] ? find_held_lock+0x36/0x1d0 [ 64.907776] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.912511] ? __fget+0x278/0x400 [ 64.915952] ? kasan_check_read+0x11/0x20 [ 64.920086] ? __fget+0x295/0x400 [ 64.923523] ? __f_unlock_pos+0xd/0x10 [ 64.927393] ? __fget_light+0x174/0x1e0 [ 64.931345] ? __fdget+0xe/0x10 [ 64.934619] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.939459] __sys_sendmsg+0xd9/0x180 [ 64.943261] ? __ia32_sys_shutdown+0x70/0x70 [ 64.947672] ? __sb_end_write+0xa4/0xd0 [ 64.951633] ? kasan_check_write+0x14/0x20 [ 64.955851] ? fput+0x18/0x120 [ 64.959038] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.964423] __x64_sys_sendmsg+0x73/0xb0 [ 64.968478] do_syscall_64+0xd6/0x4e0 [ 64.972262] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.977434] RIP: 0033:0x458da9 [ 64.980609] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.999501] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.007476] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 65.014729] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.021983] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.029243] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 65.036497] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.043779] CPU: 1 PID: 7143 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 65.051498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.060076] FAULT_INJECTION: forcing a failure. [ 65.060076] name failslab, interval 1, probability 0, space 0, times 0 [ 65.060843] Call Trace: [ 65.074588] dump_stack+0x123/0x177 [ 65.078216] should_fail.cold.4+0x5/0x13 [ 65.082260] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.087346] ? find_held_lock+0x36/0x1d0 [ 65.091399] __should_failslab+0xba/0xf0 [ 65.095445] should_failslab+0x9/0x14 [ 65.099225] kmem_cache_alloc_trace+0x4b/0x750 [ 65.103787] ? kasan_check_read+0x11/0x20 [ 65.107920] sctp_add_bind_addr+0x5f/0x320 [ 65.112137] sctp_copy_local_addr_list+0x2bb/0x400 [ 65.117062] ? sctp_defaults_init+0xb10/0xb10 [ 65.121555] ? get_random_bytes+0x2f/0x40 [ 65.125684] ? crng_backtrack_protect+0x80/0x80 [ 65.130363] sctp_copy_one_addr+0x47/0xf0 [ 65.134493] ? sctp_copy_one_addr+0x47/0xf0 [ 65.138806] sctp_bind_addr_copy+0xe6/0x26d [ 65.143211] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 65.148733] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 65.153296] ? sctp_autobind+0x1e0/0x1e0 [ 65.157337] ? __local_bh_enable_ip+0x160/0x260 [ 65.161994] ? lock_sock_nested+0xc5/0x100 [ 65.166209] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.170766] ? __local_bh_enable_ip+0x160/0x260 [ 65.175415] ? lock_sock_nested+0x82/0x100 [ 65.179633] ? trace_hardirqs_on+0x28/0x190 [ 65.183929] ? lock_sock_nested+0x82/0x100 [ 65.188140] ? lock_sock_nested+0x82/0x100 [ 65.192354] ? __local_bh_enable_ip+0x160/0x260 [ 65.197003] sctp_sendmsg+0x116e/0x17e0 [ 65.200954] ? rw_copy_check_uvector+0x66/0x340 [ 65.205606] ? sctp_id2assoc+0x250/0x250 [ 65.209646] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.215003] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.219749] inet_sendmsg+0x10d/0x450 [ 65.223533] ? security_socket_sendmsg+0x50/0x90 [ 65.228272] ? ipip_gro_receive+0xf0/0xf0 [ 65.232401] sock_sendmsg+0xb7/0xf0 [ 65.236005] ___sys_sendmsg+0x649/0x950 [ 65.239958] ? find_held_lock+0x36/0x1d0 [ 65.243994] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.248729] ? __fget+0x278/0x400 [ 65.252171] ? kasan_check_read+0x11/0x20 [ 65.256297] ? __fget+0x295/0x400 [ 65.259733] ? __f_unlock_pos+0xd/0x10 [ 65.263600] ? __fget_light+0x174/0x1e0 [ 65.267556] ? __fdget+0xe/0x10 [ 65.270815] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.275642] __sys_sendmsg+0xd9/0x180 [ 65.279433] ? __ia32_sys_shutdown+0x70/0x70 [ 65.283833] ? __sb_end_write+0xa4/0xd0 [ 65.287794] ? kasan_check_write+0x14/0x20 [ 65.292017] ? fput+0x18/0x120 [ 65.295191] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.300535] __x64_sys_sendmsg+0x73/0xb0 [ 65.304578] do_syscall_64+0xd6/0x4e0 [ 65.308357] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.313533] RIP: 0033:0x458da9 [ 65.316704] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.335669] RSP: 002b:00007febe9678c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.343357] RAX: ffffffffffffffda RBX: 00007febe9678c90 RCX: 0000000000458da9 [ 65.350604] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.357857] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 65.365111] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe96796d4 [ 65.372360] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.379678] CPU: 0 PID: 7157 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 65.387391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.396736] Call Trace: [ 65.399308] dump_stack+0x123/0x177 [ 65.402917] should_fail.cold.4+0x5/0x13 [ 65.406967] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.412056] ? __lock_is_held+0xb5/0x140 [ 65.416121] __should_failslab+0xba/0xf0 [ 65.420162] should_failslab+0x9/0x14 [ 65.423941] __kmalloc+0x70/0x770 [ 65.427377] ? __kmalloc_track_caller+0x5e5/0x760 [ 65.432232] ? sctp_tsnmap_init+0x161/0x220 [ 65.436548] sctp_tsnmap_init+0x161/0x220 [ 65.440677] sctp_process_init+0x1bb0/0x2d50 [ 65.445081] ? sctp_verify_init+0x1660/0x1660 [ 65.449561] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 65.454122] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 65.458965] ? save_stack+0x43/0xd0 [ 65.462572] ? __kasan_slab_free+0x102/0x150 [ 65.466963] sctp_do_sm+0x98b/0x52d0 [ 65.470661] ? __lock_acquire+0x792/0x4980 [ 65.474879] ? inet_sendmsg+0x10d/0x450 [ 65.478841] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.484886] ? mark_held_locks+0x130/0x130 [ 65.489105] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 65.494189] ? quarantine_put+0x11b/0x1c0 [ 65.498327] ? find_held_lock+0x36/0x1d0 [ 65.502373] ? kvm_clock_read+0x18/0x30 [ 65.506331] ? kvm_clock_get_cycles+0x9/0x10 [ 65.510724] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.514948] sctp_inq_push+0x1aa/0x240 [ 65.518830] sctp_backlog_rcv+0x153/0xb90 [ 65.523062] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.527456] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.532020] ? sctp_hash_obj+0x640/0x640 [ 65.536064] ? __release_sock+0xd0/0x360 [ 65.540103] ? __release_sock+0xd0/0x360 [ 65.544155] ? __local_bh_enable_ip+0x160/0x260 [ 65.548818] __release_sock+0x10c/0x360 [ 65.552777] release_sock+0x4f/0x180 [ 65.556482] sctp_wait_for_connect+0x22c/0x4c0 [ 65.561049] ? refcount_inc_checked+0x30/0x30 [ 65.565545] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.570292] ? finish_wait+0x290/0x290 [ 65.574159] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.578553] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 65.583203] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.587937] ? find_held_lock+0x36/0x1d0 [ 65.591986] ? sctp_transport_lookup_process+0x130/0x130 [ 65.597430] ? lock_downgrade+0x860/0x860 [ 65.601564] ? kasan_check_read+0x11/0x20 [ 65.605705] sctp_sendmsg+0xd4f/0x17e0 [ 65.609576] ? rw_copy_check_uvector+0x66/0x340 [ 65.614238] ? sctp_id2assoc+0x250/0x250 [ 65.618290] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.623642] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.628385] inet_sendmsg+0x10d/0x450 [ 65.632167] ? security_socket_sendmsg+0x50/0x90 [ 65.637000] ? ipip_gro_receive+0xf0/0xf0 [ 65.641132] sock_sendmsg+0xb7/0xf0 [ 65.644760] ___sys_sendmsg+0x649/0x950 [ 65.648722] ? find_held_lock+0x36/0x1d0 [ 65.652765] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.657504] ? __fget+0x278/0x400 [ 65.660940] ? kasan_check_read+0x11/0x20 [ 65.665069] ? __fget+0x295/0x400 [ 65.668519] ? __f_unlock_pos+0xd/0x10 [ 65.672384] ? __fget_light+0x174/0x1e0 [ 65.676338] ? __fdget+0xe/0x10 [ 65.679598] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.684421] __sys_sendmsg+0xd9/0x180 [ 65.688202] ? __ia32_sys_shutdown+0x70/0x70 [ 65.692601] ? __sb_end_write+0xa4/0xd0 [ 65.696573] ? kasan_check_write+0x14/0x20 [ 65.700788] ? fput+0x18/0x120 [ 65.703975] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.709329] __x64_sys_sendmsg+0x73/0xb0 [ 65.713375] do_syscall_64+0xd6/0x4e0 [ 65.717157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.722336] RIP: 0033:0x458da9 [ 65.725511] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.744424] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.752111] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 65.759371] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.766621] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.773874] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 65.781127] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.788388] CPU: 1 PID: 7149 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 65.796099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.805451] Call Trace: [ 65.808039] dump_stack+0x123/0x177 [ 65.810329] FAULT_INJECTION: forcing a failure. [ 65.810329] name failslab, interval 1, probability 0, space 0, times 0 [ 65.811661] should_fail.cold.4+0x5/0x13 [ 65.811670] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.811683] __should_failslab+0xba/0xf0 [ 65.811691] should_failslab+0x9/0x14 [ 65.811698] __kmalloc_track_caller+0x6c/0x760 [ 65.811706] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 65.848766] ? sctp_process_init+0x1164/0x2d50 [ 65.853338] kmemdup+0x1b/0x40 [ 65.856518] sctp_process_init+0x1164/0x2d50 [ 65.860923] ? sctp_verify_init+0x1660/0x1660 [ 65.865414] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 65.869996] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 65.874301] FAULT_INJECTION: forcing a failure. [ 65.874301] name failslab, interval 1, probability 0, space 0, times 0 [ 65.874655] ? save_stack+0x43/0xd0 [ 65.874660] ? __kasan_slab_free+0x102/0x150 [ 65.874670] sctp_do_sm+0x98b/0x52d0 [ 65.874679] ? __lock_acquire+0x792/0x4980 [ 65.901729] ? inet_sendmsg+0x10d/0x450 [ 65.905708] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.911764] ? mark_held_locks+0x130/0x130 [ 65.915982] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 65.921065] ? quarantine_put+0x11b/0x1c0 [ 65.925196] ? find_held_lock+0x36/0x1d0 [ 65.929260] ? kvm_clock_read+0x18/0x30 [ 65.933212] ? kvm_clock_get_cycles+0x9/0x10 [ 65.937600] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.941833] sctp_inq_push+0x1aa/0x240 [ 65.945709] sctp_backlog_rcv+0x153/0xb90 [ 65.949835] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.954230] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.958906] ? sctp_hash_obj+0x640/0x640 [ 65.962953] ? __release_sock+0xd0/0x360 [ 65.966993] ? __release_sock+0xd0/0x360 [ 65.971038] ? __local_bh_enable_ip+0x160/0x260 [ 65.975693] __release_sock+0x10c/0x360 [ 65.979651] release_sock+0x4f/0x180 [ 65.983344] sctp_wait_for_connect+0x22c/0x4c0 [ 65.987906] ? refcount_inc_checked+0x30/0x30 [ 65.992387] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.997124] ? finish_wait+0x290/0x290 [ 66.000994] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.005388] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 66.010162] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.014905] ? find_held_lock+0x36/0x1d0 [ 66.018949] ? sctp_transport_lookup_process+0x130/0x130 [ 66.024383] ? lock_downgrade+0x860/0x860 [ 66.028529] ? kasan_check_read+0x11/0x20 [ 66.032664] sctp_sendmsg+0xd4f/0x17e0 [ 66.036537] ? rw_copy_check_uvector+0x66/0x340 [ 66.041187] ? sctp_id2assoc+0x250/0x250 [ 66.045238] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.050768] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.055509] inet_sendmsg+0x10d/0x450 [ 66.059289] ? security_socket_sendmsg+0x50/0x90 [ 66.064023] ? ipip_gro_receive+0xf0/0xf0 [ 66.068149] sock_sendmsg+0xb7/0xf0 [ 66.071755] ___sys_sendmsg+0x649/0x950 [ 66.075735] ? find_held_lock+0x36/0x1d0 [ 66.079774] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.084509] ? __fget+0x278/0x400 [ 66.087940] ? kasan_check_read+0x11/0x20 [ 66.092066] ? __fget+0x295/0x400 [ 66.095522] ? __f_unlock_pos+0xd/0x10 [ 66.099390] ? __fget_light+0x174/0x1e0 [ 66.103340] ? __fdget+0xe/0x10 [ 66.106612] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.111431] __sys_sendmsg+0xd9/0x180 [ 66.115306] ? __ia32_sys_shutdown+0x70/0x70 [ 66.119693] ? __sb_end_write+0xa4/0xd0 [ 66.123645] ? kasan_check_write+0x14/0x20 [ 66.127855] ? fput+0x18/0x120 [ 66.131044] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.136396] __x64_sys_sendmsg+0x73/0xb0 [ 66.140441] do_syscall_64+0xd6/0x4e0 [ 66.144222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.149389] RIP: 0033:0x458da9 [ 66.152573] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.171456] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.179148] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 66.186395] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.193645] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.200896] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 66.208141] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.215414] CPU: 0 PID: 7161 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 66.223121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.232456] Call Trace: [ 66.232466] dump_stack+0x123/0x177 [ 66.232477] should_fail.cold.4+0x5/0x13 [ 66.232484] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.232493] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 66.232502] __should_failslab+0xba/0xf0 [ 66.232508] should_failslab+0x9/0x14 [ 66.232514] kmem_cache_alloc_trace+0x4b/0x750 [ 66.232521] ? mark_held_locks+0x130/0x130 [ 66.232531] sctp_association_new+0x5b/0x1ec0 [ 66.260708] ? sctp_unpack_cookie+0xf90/0xf90 [ 66.269493] sctp_make_temp_asoc+0x8b/0x1a0 [ 66.278447] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 66.278456] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 66.278460] ? dccp_diag_dump+0x20/0x20 [ 66.278469] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 66.278474] sctp_do_sm+0x117/0x52d0 [ 66.278482] ? __lock_acquire+0x792/0x4980 [ 66.278489] ? __kernel_text_address+0xd/0x40 [ 66.278496] ? unwind_get_return_address+0x61/0xa0 [ 66.278503] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.278512] ? mark_held_locks+0x130/0x130 [ 66.278519] ? check_noncircular+0x20/0x20 [ 66.278526] ? save_stack+0xa9/0xd0 [ 66.278532] ? save_stack+0x43/0xd0 [ 66.278536] ? kasan_kmalloc+0xc7/0xe0 [ 66.278539] ? kasan_slab_alloc+0x12/0x20 [ 66.278543] ? kmem_cache_alloc+0x12e/0x730 [ 66.278550] ? find_held_lock+0x36/0x1d0 [ 66.278559] ? mark_held_locks+0xc7/0x130 [ 66.278567] ? ktime_get+0x1a6/0x240 [ 66.310656] ? kvm_clock_read+0x18/0x30 [ 66.369805] ? kvm_clock_get_cycles+0x9/0x10 [ 66.374203] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.378430] sctp_inq_push+0x1aa/0x240 [ 66.382310] sctp_backlog_rcv+0x153/0xb90 [ 66.386442] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.390835] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.395410] ? sctp_hash_obj+0x640/0x640 [ 66.399460] ? __release_sock+0xd0/0x360 [ 66.403502] ? __release_sock+0xd0/0x360 [ 66.407545] ? __local_bh_enable_ip+0x160/0x260 [ 66.412194] __release_sock+0x10c/0x360 [ 66.416240] release_sock+0x4f/0x180 [ 66.419947] sctp_wait_for_connect+0x22c/0x4c0 [ 66.424515] ? refcount_inc_checked+0x30/0x30 [ 66.429001] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.433739] ? finish_wait+0x290/0x290 [ 66.437606] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.441995] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 66.446651] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.451389] ? find_held_lock+0x36/0x1d0 [ 66.455438] ? sctp_transport_lookup_process+0x130/0x130 [ 66.460873] ? lock_downgrade+0x860/0x860 [ 66.465013] ? kasan_check_read+0x11/0x20 [ 66.469145] sctp_sendmsg+0xd4f/0x17e0 [ 66.473013] ? rw_copy_check_uvector+0x66/0x340 [ 66.477675] ? sctp_id2assoc+0x250/0x250 [ 66.481731] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.487099] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.491846] inet_sendmsg+0x10d/0x450 [ 66.495626] ? security_socket_sendmsg+0x50/0x90 [ 66.495632] ? ipip_gro_receive+0xf0/0xf0 [ 66.495638] sock_sendmsg+0xb7/0xf0 [ 66.495644] ___sys_sendmsg+0x649/0x950 [ 66.495651] ? find_held_lock+0x36/0x1d0 [ 66.495658] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.495666] ? __fget+0x278/0x400 [ 66.495676] ? kasan_check_read+0x11/0x20 [ 66.495684] ? __fget+0x295/0x400 [ 66.495696] ? __f_unlock_pos+0xd/0x10 [ 66.495704] ? __fget_light+0x174/0x1e0 [ 66.495709] ? __fdget+0xe/0x10 [ 66.495716] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.495723] __sys_sendmsg+0xd9/0x180 [ 66.495729] ? __ia32_sys_shutdown+0x70/0x70 [ 66.556056] ? __sb_end_write+0xa4/0xd0 [ 66.560012] ? kasan_check_write+0x14/0x20 [ 66.564223] ? fput+0x18/0x120 [ 66.567404] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.572757] __x64_sys_sendmsg+0x73/0xb0 [ 66.576799] do_syscall_64+0xd6/0x4e0 [ 66.580580] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.585750] RIP: 0033:0x458da9 [ 66.589011] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.607896] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.615597] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 66.622855] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.630106] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.637357] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 66.644611] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.651878] CPU: 1 PID: 7135 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 66.659591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.668952] Call Trace: [ 66.671540] dump_stack+0x123/0x177 [ 66.675166] should_fail.cold.4+0x5/0x13 [ 66.679228] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.684330] ? __lock_acquire+0x792/0x4980 [ 66.688560] __should_failslab+0xba/0xf0 [ 66.692618] should_failslab+0x9/0x14 [ 66.696404] kmem_cache_alloc_node+0x56/0x730 [ 66.700929] __alloc_skb+0xa7/0x580 [ 66.704540] ? skb_scrub_packet+0x3c0/0x3c0 [ 66.708847] ? find_held_lock+0x36/0x1d0 [ 66.712907] sctp_packet_transmit+0x343/0x3580 [ 66.717477] ? sctp_packet_config+0x7aa/0xea0 [ 66.721964] ? lock_downgrade+0x860/0x860 [ 66.726095] ? kasan_check_read+0x11/0x20 [ 66.730231] ? sctp_packet_config+0xea0/0xea0 [ 66.734716] ? sctp_packet_append_chunk+0x890/0xef0 [ 66.739709] ? sctp_outq_select_transport+0x1fa/0x730 [ 66.744984] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 66.750586] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 66.756014] ? sctp_verify_init+0x1660/0x1660 [ 66.760488] sctp_outq_flush+0xd0/0x22f0 [ 66.764530] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 66.770218] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 66.776166] ? __sctp_outq_teardown+0xc30/0xc30 [ 66.780819] ? sctp_outq_tail+0x58c/0x970 [ 66.784960] sctp_outq_uncork+0x49/0x60 [ 66.788912] sctp_do_sm+0x364e/0x52d0 [ 66.792690] ? __lock_acquire+0x792/0x4980 [ 66.796904] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.802946] ? mark_held_locks+0x130/0x130 [ 66.807158] ? check_noncircular+0x20/0x20 [ 66.811371] ? save_stack+0xa9/0xd0 [ 66.814971] ? save_stack+0x43/0xd0 [ 66.818576] ? kasan_kmalloc+0xc7/0xe0 [ 66.822438] ? kasan_slab_alloc+0x12/0x20 [ 66.826562] ? kmem_cache_alloc+0x12e/0x730 [ 66.830863] ? find_held_lock+0x36/0x1d0 [ 66.834900] ? mark_held_locks+0xc7/0x130 [ 66.839024] ? ktime_get+0x1a6/0x240 [ 66.842717] ? kvm_clock_read+0x18/0x30 [ 66.846666] ? kvm_clock_get_cycles+0x9/0x10 [ 66.851053] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.855281] sctp_inq_push+0x1aa/0x240 [ 66.859145] sctp_backlog_rcv+0x153/0xb90 [ 66.863280] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.867677] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.872246] ? sctp_hash_obj+0x640/0x640 [ 66.876287] ? __release_sock+0xd0/0x360 [ 66.880333] ? __release_sock+0xd0/0x360 [ 66.884377] ? __local_bh_enable_ip+0x160/0x260 [ 66.889021] __release_sock+0x10c/0x360 [ 66.892975] release_sock+0x4f/0x180 [ 66.896667] sctp_wait_for_connect+0x22c/0x4c0 [ 66.901225] ? refcount_inc_checked+0x30/0x30 [ 66.905703] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.910437] ? finish_wait+0x290/0x290 [ 66.914564] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.919907] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 66.924555] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.929286] ? find_held_lock+0x36/0x1d0 [ 66.933328] ? sctp_transport_lookup_process+0x130/0x130 [ 66.938757] ? lock_downgrade+0x860/0x860 [ 66.942884] ? kasan_check_read+0x11/0x20 [ 66.947023] sctp_sendmsg+0xd4f/0x17e0 [ 66.950886] ? rw_copy_check_uvector+0x66/0x340 [ 66.955534] ? sctp_id2assoc+0x250/0x250 [ 66.959576] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.964923] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.969658] inet_sendmsg+0x10d/0x450 [ 66.973446] ? security_socket_sendmsg+0x50/0x90 [ 66.978179] ? ipip_gro_receive+0xf0/0xf0 [ 66.982304] sock_sendmsg+0xb7/0xf0 [ 66.985910] ___sys_sendmsg+0x649/0x950 [ 66.989860] ? find_held_lock+0x36/0x1d0 [ 66.993897] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.998642] ? __fget+0x278/0x400 [ 67.002074] ? kasan_check_read+0x11/0x20 [ 67.006201] ? __fget+0x295/0x400 [ 67.009642] ? __f_unlock_pos+0xd/0x10 [ 67.013516] ? __fget_light+0x174/0x1e0 [ 67.017468] ? __fdget+0xe/0x10 [ 67.020724] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.025543] __sys_sendmsg+0xd9/0x180 [ 67.029319] ? __ia32_sys_shutdown+0x70/0x70 [ 67.033706] ? __sb_end_write+0xa4/0xd0 [ 67.037659] ? kasan_check_write+0x14/0x20 [ 67.041890] ? fput+0x18/0x120 [ 67.045064] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.050418] __x64_sys_sendmsg+0x73/0xb0 [ 67.054462] do_syscall_64+0xd6/0x4e0 [ 67.058251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.063506] RIP: 0033:0x458da9 [ 67.066687] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.085575] RSP: 002b:00007f35b8313c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.093264] RAX: ffffffffffffffda RBX: 00007f35b8313c90 RCX: 0000000000458da9 [ 67.100515] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.107765] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.115014] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b83146d4 [ 67.122262] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.129536] CPU: 0 PID: 7159 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 67.137248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.137251] Call Trace: [ 67.137263] dump_stack+0x123/0x177 [ 67.137273] should_fail.cold.4+0x5/0x13 [ 67.137280] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.137286] ? lock_downgrade+0x860/0x860 [ 67.137297] __should_failslab+0xba/0xf0 [ 67.161976] should_failslab+0x9/0x14 [ 67.161985] kmem_cache_alloc_node_trace+0x270/0x740 [ 67.161996] __kmalloc_node_track_caller+0x3c/0x70 [ 67.179051] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 67.179059] __alloc_skb+0xd7/0x580 [ 67.179066] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.188713] ? lock_downgrade+0x860/0x860 [ 67.188724] _sctp_make_chunk+0x3f/0x260 [ 67.188731] sctp_make_datafrag_empty+0x159/0x260 [ 67.188739] ? sctp_make_ecne+0xf0/0xf0 [ 67.188750] sctp_datamsg_from_user+0x4d3/0xdd0 [ 67.188764] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 67.188774] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.188778] ? find_held_lock+0x36/0x1d0 [ 67.188787] ? sctp_transport_lookup_process+0x130/0x130 [ 67.188792] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 67.242392] ? lock_downgrade+0x860/0x860 [ 67.246542] ? kasan_check_read+0x11/0x20 [ 67.248680] FAULT_INJECTION: forcing a failure. [ 67.248680] name failslab, interval 1, probability 0, space 0, times 0 [ 67.250685] sctp_sendmsg+0xd4f/0x17e0 [ 67.250694] ? rw_copy_check_uvector+0x66/0x340 [ 67.250703] ? sctp_id2assoc+0x250/0x250 [ 67.250713] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.250728] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.284606] inet_sendmsg+0x10d/0x450 [ 67.288388] ? security_socket_sendmsg+0x50/0x90 [ 67.293128] ? ipip_gro_receive+0xf0/0xf0 [ 67.297264] sock_sendmsg+0xb7/0xf0 [ 67.300880] ___sys_sendmsg+0x649/0x950 [ 67.304842] ? find_held_lock+0x36/0x1d0 [ 67.308889] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.313641] ? __fget+0x278/0x400 [ 67.317087] ? kasan_check_read+0x11/0x20 [ 67.321223] ? __fget+0x295/0x400 [ 67.324671] ? __f_unlock_pos+0xd/0x10 [ 67.328551] ? __fget_light+0x174/0x1e0 [ 67.332506] ? __fdget+0xe/0x10 [ 67.335770] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.340595] __sys_sendmsg+0xd9/0x180 [ 67.344378] ? __ia32_sys_shutdown+0x70/0x70 [ 67.348772] ? __sb_end_write+0xa4/0xd0 [ 67.352744] ? kasan_check_write+0x14/0x20 [ 67.356973] ? fput+0x18/0x120 [ 67.360167] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.365530] __x64_sys_sendmsg+0x73/0xb0 [ 67.369587] do_syscall_64+0xd6/0x4e0 [ 67.373372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.378545] RIP: 0033:0x458da9 [ 67.381722] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.381726] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.381733] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 67.381736] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.381740] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.381743] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 67.381746] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.390602] CPU: 0 PID: 7172 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 67.414640] FAULT_INJECTION: forcing a failure. [ 67.414640] name failslab, interval 1, probability 0, space 0, times 0 [ 67.422883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.422887] Call Trace: [ 67.422899] dump_stack+0x123/0x177 [ 67.422911] should_fail.cold.4+0x5/0x13 [ 67.422919] ? kasan_unpoison_shadow+0x35/0x50 [ 67.422927] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.422935] ? __kmalloc_node_track_caller+0x50/0x70 [ 67.422942] __should_failslab+0xba/0xf0 [ 67.422950] should_failslab+0x9/0x14 [ 67.452422] kmem_cache_alloc+0x47/0x730 [ 67.452433] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.452444] sctp_chunkify+0x46/0x270 [ 67.452451] _sctp_make_chunk+0x128/0x260 [ 67.452459] sctp_make_init_ack+0x9ed/0x13f0 [ 67.452471] ? sctp_make_init+0xc20/0xc20 [ 67.452477] ? crng_backtrack_protect+0x80/0x80 [ 67.452489] ? sctp_verify_init+0x1660/0x1660 [ 67.489220] FAULT_INJECTION: forcing a failure. [ 67.489220] name failslab, interval 1, probability 0, space 0, times 0 [ 67.492874] ? sctp_bind_addr_copy+0xe6/0x26d [ 67.505783] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 67.505794] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 67.505804] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 67.505810] ? dccp_diag_dump+0x20/0x20 [ 67.505821] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 67.505826] sctp_do_sm+0x117/0x52d0 [ 67.505834] ? __lock_acquire+0x792/0x4980 [ 67.505841] ? __kernel_text_address+0xd/0x40 [ 67.505849] ? unwind_get_return_address+0x61/0xa0 [ 67.505856] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.505865] ? mark_held_locks+0x130/0x130 [ 67.505873] ? check_noncircular+0x20/0x20 [ 67.505880] ? save_stack+0xa9/0xd0 [ 67.505886] ? save_stack+0x43/0xd0 [ 67.505890] ? kasan_kmalloc+0xc7/0xe0 [ 67.505894] ? kasan_slab_alloc+0x12/0x20 [ 67.518014] ? kmem_cache_alloc+0x12e/0x730 [ 67.518024] ? find_held_lock+0x36/0x1d0 [ 67.518047] ? mark_held_locks+0xc7/0x130 [ 67.518055] ? ktime_get+0x1a6/0x240 [ 67.518067] ? kvm_clock_read+0x18/0x30 [ 67.518072] ? kvm_clock_get_cycles+0x9/0x10 [ 67.518081] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.518094] sctp_inq_push+0x1aa/0x240 [ 67.518102] sctp_backlog_rcv+0x153/0xb90 [ 67.561382] FAULT_INJECTION: forcing a failure. [ 67.561382] name failslab, interval 1, probability 0, space 0, times 0 [ 67.566966] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.566974] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.566982] ? sctp_hash_obj+0x640/0x640 [ 67.566987] ? __release_sock+0xd0/0x360 [ 67.566991] ? __release_sock+0xd0/0x360 [ 67.566999] ? __local_bh_enable_ip+0x160/0x260 [ 67.567006] __release_sock+0x10c/0x360 [ 67.567017] release_sock+0x4f/0x180 [ 67.567025] sctp_wait_for_connect+0x22c/0x4c0 [ 67.567031] ? refcount_inc_checked+0x30/0x30 [ 67.567040] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.567045] ? finish_wait+0x290/0x290 [ 67.567052] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.731454] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 67.736114] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.740878] ? find_held_lock+0x36/0x1d0 [ 67.745711] ? sctp_transport_lookup_process+0x130/0x130 [ 67.751146] ? lock_downgrade+0x860/0x860 [ 67.755285] ? kasan_check_read+0x11/0x20 [ 67.759432] sctp_sendmsg+0xd4f/0x17e0 [ 67.763310] ? rw_copy_check_uvector+0x66/0x340 [ 67.767974] ? sctp_id2assoc+0x250/0x250 [ 67.772035] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.777404] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.782147] inet_sendmsg+0x10d/0x450 [ 67.785951] ? security_socket_sendmsg+0x50/0x90 [ 67.790697] ? ipip_gro_receive+0xf0/0xf0 [ 67.794830] sock_sendmsg+0xb7/0xf0 [ 67.798444] ___sys_sendmsg+0x649/0x950 [ 67.802400] ? find_held_lock+0x36/0x1d0 [ 67.806448] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.811196] ? __fget+0x278/0x400 [ 67.814635] ? kasan_check_read+0x11/0x20 [ 67.818778] ? __fget+0x295/0x400 [ 67.822216] ? __f_unlock_pos+0xd/0x10 [ 67.826097] ? __fget_light+0x174/0x1e0 [ 67.830061] ? __fdget+0xe/0x10 [ 67.833322] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.838156] __sys_sendmsg+0xd9/0x180 [ 67.841943] ? __ia32_sys_shutdown+0x70/0x70 [ 67.846339] ? __sb_end_write+0xa4/0xd0 [ 67.850306] ? kasan_check_write+0x14/0x20 [ 67.854537] ? fput+0x18/0x120 [ 67.857720] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.863077] __x64_sys_sendmsg+0x73/0xb0 [ 67.867133] do_syscall_64+0xd6/0x4e0 [ 67.870929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.876109] RIP: 0033:0x458da9 [ 67.879294] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.898187] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.905883] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 67.913163] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.920416] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.927670] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 67.934934] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.942205] CPU: 1 PID: 7188 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 67.949923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.955916] FAULT_INJECTION: forcing a failure. [ 67.955916] name failslab, interval 1, probability 0, space 0, times 0 [ 67.959263] Call Trace: [ 67.959275] dump_stack+0x123/0x177 [ 67.959285] should_fail.cold.4+0x5/0x13 [ 67.959294] ? sctp_inq_push+0x1aa/0x240 [ 67.984725] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.989824] ? inet_sendmsg+0x10d/0x450 [ 67.993789] ? sock_sendmsg+0xb7/0xf0 [ 67.997565] ? ___sys_sendmsg+0x649/0x950 [ 68.001702] ? __sys_sendmsg+0xd9/0x180 [ 68.005659] ? __x64_sys_sendmsg+0x73/0xb0 [ 68.009872] ? do_syscall_64+0xd6/0x4e0 [ 68.014267] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.019610] __should_failslab+0xba/0xf0 [ 68.023656] should_failslab+0x9/0x14 [ 68.027432] kmem_cache_alloc+0x47/0x730 [ 68.031472] ? __lock_acquire+0x792/0x4980 [ 68.035687] __debug_object_init+0x7dc/0xd70 [ 68.040071] ? __lock_is_held+0xb5/0x140 [ 68.044116] ? debug_object_fixup+0x30/0x30 [ 68.048419] ? kasan_check_read+0x11/0x20 [ 68.052542] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 68.057895] debug_object_init+0x16/0x20 [ 68.061935] init_timer_key+0x2e/0x270 [ 68.065806] sctp_association_new+0x9d6/0x1ec0 [ 68.070367] sctp_make_temp_asoc+0x8b/0x1a0 [ 68.074667] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 68.080446] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 68.086063] ? dccp_diag_dump+0x20/0x20 [ 68.090031] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 68.094600] sctp_do_sm+0x117/0x52d0 [ 68.098299] ? __lock_acquire+0x792/0x4980 [ 68.102517] ? __kernel_text_address+0xd/0x40 [ 68.106991] ? unwind_get_return_address+0x61/0xa0 [ 68.111899] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.117948] ? mark_held_locks+0x130/0x130 [ 68.122179] ? check_noncircular+0x20/0x20 [ 68.126398] ? save_stack+0xa9/0xd0 [ 68.130002] ? save_stack+0x43/0xd0 [ 68.133620] ? kasan_kmalloc+0xc7/0xe0 [ 68.137501] ? kasan_slab_alloc+0x12/0x20 [ 68.141632] ? kmem_cache_alloc+0x12e/0x730 [ 68.145946] ? find_held_lock+0x36/0x1d0 [ 68.149993] ? mark_held_locks+0xc7/0x130 [ 68.154122] ? ktime_get+0x1a6/0x240 [ 68.157820] ? kvm_clock_read+0x18/0x30 [ 68.161788] ? kvm_clock_get_cycles+0x9/0x10 [ 68.166184] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.170410] sctp_inq_push+0x1aa/0x240 [ 68.174282] sctp_backlog_rcv+0x153/0xb90 [ 68.178529] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.182919] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.187487] ? sctp_hash_obj+0x640/0x640 [ 68.191539] ? __release_sock+0xd0/0x360 [ 68.195577] ? __release_sock+0xd0/0x360 [ 68.199621] ? __local_bh_enable_ip+0x160/0x260 [ 68.204265] __release_sock+0x10c/0x360 [ 68.208219] release_sock+0x4f/0x180 [ 68.211912] sctp_wait_for_connect+0x22c/0x4c0 [ 68.216471] ? refcount_inc_checked+0x30/0x30 [ 68.220947] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.225681] ? finish_wait+0x290/0x290 [ 68.229546] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.233931] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 68.238577] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.243312] ? find_held_lock+0x36/0x1d0 [ 68.247354] ? sctp_transport_lookup_process+0x130/0x130 [ 68.252781] ? lock_downgrade+0x860/0x860 [ 68.256910] ? kasan_check_read+0x11/0x20 [ 68.261037] sctp_sendmsg+0xd4f/0x17e0 [ 68.264911] ? rw_copy_check_uvector+0x66/0x340 [ 68.269560] ? sctp_id2assoc+0x250/0x250 [ 68.273599] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.278955] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.283695] inet_sendmsg+0x10d/0x450 [ 68.287469] ? security_socket_sendmsg+0x50/0x90 [ 68.292203] ? ipip_gro_receive+0xf0/0xf0 [ 68.296329] sock_sendmsg+0xb7/0xf0 [ 68.299931] ___sys_sendmsg+0x649/0x950 [ 68.303891] ? find_held_lock+0x36/0x1d0 [ 68.307932] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.312667] ? __fget+0x278/0x400 [ 68.316102] ? kasan_check_read+0x11/0x20 [ 68.320233] ? __fget+0x295/0x400 [ 68.323677] ? __f_unlock_pos+0xd/0x10 [ 68.327554] ? __fget_light+0x174/0x1e0 [ 68.331505] ? __fdget+0xe/0x10 [ 68.334763] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.339584] __sys_sendmsg+0xd9/0x180 [ 68.343361] ? __ia32_sys_shutdown+0x70/0x70 [ 68.347762] ? __sb_end_write+0xa4/0xd0 [ 68.351715] ? kasan_check_write+0x14/0x20 [ 68.355934] ? fput+0x18/0x120 [ 68.359107] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.364452] __x64_sys_sendmsg+0x73/0xb0 [ 68.368494] do_syscall_64+0xd6/0x4e0 [ 68.372282] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.377447] RIP: 0033:0x458da9 [ 68.380615] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.399503] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.407191] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 68.414449] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.421717] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.428972] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 68.436223] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.443488] CPU: 0 PID: 7191 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 68.451199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.460544] Call Trace: [ 68.460556] dump_stack+0x123/0x177 [ 68.460567] should_fail.cold.4+0x5/0x13 [ 68.460574] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.460580] ? sctp_stream_alloc_in+0x23/0x230 [ 68.460583] ? sctp_stream_init+0x1ba/0x330 [ 68.460588] ? sctp_process_init+0x1c24/0x2d50 [ 68.460594] ? sctp_do_sm+0x98b/0x52d0 [ 68.460598] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.460602] ? sctp_inq_push+0x1aa/0x240 [ 68.460606] ? sctp_backlog_rcv+0x153/0xb90 [ 68.460611] ? __release_sock+0x10c/0x360 [ 68.460619] __should_failslab+0xba/0xf0 [ 68.460626] should_failslab+0x9/0x14 [ 68.475937] kmem_cache_alloc+0x47/0x730 [ 68.475943] ? save_stack+0x43/0xd0 [ 68.475947] ? kasan_kmalloc+0xc7/0xe0 [ 68.475951] ? __kmalloc+0x15b/0x770 [ 68.475957] ? sctp_tsnmap_init+0x161/0x220 [ 68.475962] ? sctp_process_init+0x1bb0/0x2d50 [ 68.475974] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 68.475982] ? __sys_sendmsg+0xd9/0x180 [ 68.475989] idr_get_free+0x4ec/0xa17 [ 68.476002] idr_alloc_u32+0x146/0x360 [ 68.476009] ? rcu_read_lock_sched_held+0x108/0x120 [ 68.476016] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 68.476023] ? memset+0x31/0x40 [ 68.476032] idr_alloc_cyclic+0xeb/0x1e0 [ 68.576347] ? idr_alloc+0xc0/0xc0 [ 68.576357] ? kasan_check_write+0x14/0x20 [ 68.576363] ? do_raw_spin_lock+0xc1/0x230 [ 68.576372] sctp_assoc_set_id+0x76/0x140 [ 68.576379] sctp_process_init+0x205b/0x2d50 [ 68.576392] ? sctp_verify_init+0x1660/0x1660 [ 68.576401] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 68.576408] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 68.576414] ? save_stack+0x43/0xd0 [ 68.576418] ? __kasan_slab_free+0x102/0x150 [ 68.576426] sctp_do_sm+0x98b/0x52d0 [ 68.584171] ? __lock_acquire+0x792/0x4980 [ 68.584179] ? inet_sendmsg+0x10d/0x450 [ 68.584191] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.584200] ? mark_held_locks+0x130/0x130 [ 68.584207] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 68.645926] ? quarantine_put+0x11b/0x1c0 [ 68.650076] ? find_held_lock+0x36/0x1d0 [ 68.654566] ? kvm_clock_read+0x18/0x30 [ 68.658520] ? kvm_clock_get_cycles+0x9/0x10 [ 68.662910] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.667151] sctp_inq_push+0x1aa/0x240 [ 68.671024] sctp_backlog_rcv+0x153/0xb90 [ 68.675243] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.679636] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.684205] ? sctp_hash_obj+0x640/0x640 [ 68.688252] ? __release_sock+0xd0/0x360 [ 68.692295] ? __release_sock+0xd0/0x360 [ 68.696343] ? __local_bh_enable_ip+0x160/0x260 [ 68.700998] __release_sock+0x10c/0x360 [ 68.704959] release_sock+0x4f/0x180 [ 68.708659] sctp_wait_for_connect+0x22c/0x4c0 [ 68.713218] ? refcount_inc_checked+0x30/0x30 [ 68.717705] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.722464] ? finish_wait+0x290/0x290 [ 68.726341] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.730737] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 68.735389] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.740122] ? find_held_lock+0x36/0x1d0 [ 68.744163] ? sctp_transport_lookup_process+0x130/0x130 [ 68.749599] ? lock_downgrade+0x860/0x860 [ 68.753730] ? kasan_check_read+0x11/0x20 [ 68.757876] sctp_sendmsg+0xd4f/0x17e0 [ 68.761743] ? rw_copy_check_uvector+0x66/0x340 [ 68.766397] ? sctp_id2assoc+0x250/0x250 [ 68.770446] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.775800] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.780542] inet_sendmsg+0x10d/0x450 [ 68.784322] ? security_socket_sendmsg+0x50/0x90 [ 68.789061] ? ipip_gro_receive+0xf0/0xf0 [ 68.793189] sock_sendmsg+0xb7/0xf0 [ 68.796800] ___sys_sendmsg+0x649/0x950 [ 68.800754] ? find_held_lock+0x36/0x1d0 [ 68.804800] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.809548] ? __fget+0x278/0x400 [ 68.812987] ? kasan_check_read+0x11/0x20 [ 68.817116] ? __fget+0x295/0x400 [ 68.820554] ? __f_unlock_pos+0xd/0x10 [ 68.824686] ? __fget_light+0x174/0x1e0 [ 68.828645] ? __fdget+0xe/0x10 [ 68.831902] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.836727] __sys_sendmsg+0xd9/0x180 [ 68.840520] ? __ia32_sys_shutdown+0x70/0x70 [ 68.844926] ? __sb_end_write+0xa4/0xd0 [ 68.848893] ? kasan_check_write+0x14/0x20 [ 68.853120] ? fput+0x18/0x120 [ 68.856301] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.861652] __x64_sys_sendmsg+0x73/0xb0 [ 68.865706] do_syscall_64+0xd6/0x4e0 [ 68.869502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.874678] RIP: 0033:0x458da9 [ 68.877855] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.896745] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.904439] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 68.911702] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.918964] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.926215] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 68.933470] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.940736] CPU: 1 PID: 7183 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 68.948451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.955688] FAULT_INJECTION: forcing a failure. [ 68.955688] name failslab, interval 1, probability 0, space 0, times 0 [ 68.957797] Call Trace: [ 68.957810] dump_stack+0x123/0x177 [ 68.975186] should_fail.cold.4+0x5/0x13 [ 68.979240] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.984335] ? lock_downgrade+0x860/0x860 [ 68.988470] __should_failslab+0xba/0xf0 [ 68.992511] should_failslab+0x9/0x14 [ 68.996293] kmem_cache_alloc_node+0x26e/0x730 [ 69.000860] __alloc_skb+0xa7/0x580 [ 69.004469] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.008775] ? lock_downgrade+0x860/0x860 [ 69.012903] _sctp_make_chunk+0x3f/0x260 [ 69.016942] sctp_make_datafrag_empty+0x159/0x260 [ 69.021764] ? sctp_make_ecne+0xf0/0xf0 [ 69.025718] sctp_datamsg_from_user+0x4d3/0xdd0 [ 69.030371] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 69.034933] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.039664] ? find_held_lock+0x36/0x1d0 [ 69.043704] ? sctp_transport_lookup_process+0x130/0x130 [ 69.049136] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 69.054313] ? lock_downgrade+0x860/0x860 [ 69.058441] ? kasan_check_read+0x11/0x20 [ 69.062581] sctp_sendmsg+0xd4f/0x17e0 [ 69.066459] ? rw_copy_check_uvector+0x66/0x340 [ 69.071105] ? sctp_id2assoc+0x250/0x250 [ 69.075146] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.080491] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.085236] inet_sendmsg+0x10d/0x450 [ 69.089033] ? security_socket_sendmsg+0x50/0x90 [ 69.093768] ? ipip_gro_receive+0xf0/0xf0 [ 69.097901] sock_sendmsg+0xb7/0xf0 [ 69.101523] ___sys_sendmsg+0x649/0x950 [ 69.105476] ? find_held_lock+0x36/0x1d0 [ 69.109514] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.114332] ? __fget+0x278/0x400 [ 69.117766] ? kasan_check_read+0x11/0x20 [ 69.121892] ? __fget+0x295/0x400 [ 69.125452] ? __f_unlock_pos+0xd/0x10 [ 69.129322] ? __fget_light+0x174/0x1e0 [ 69.133275] ? __fdget+0xe/0x10 [ 69.136534] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.141360] __sys_sendmsg+0xd9/0x180 [ 69.145144] ? __ia32_sys_shutdown+0x70/0x70 [ 69.149535] ? __sb_end_write+0xa4/0xd0 [ 69.153493] ? kasan_check_write+0x14/0x20 [ 69.157707] ? fput+0x18/0x120 [ 69.160885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.166225] __x64_sys_sendmsg+0x73/0xb0 [ 69.173135] do_syscall_64+0xd6/0x4e0 [ 69.176915] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.182084] RIP: 0033:0x458da9 [ 69.185255] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.204140] RSP: 002b:00007f35b8313c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.211967] RAX: ffffffffffffffda RBX: 00007f35b8313c90 RCX: 0000000000458da9 [ 69.219223] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.226485] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.233748] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b83146d4 [ 69.242041] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.249316] CPU: 0 PID: 7198 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 69.257023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.257026] Call Trace: [ 69.257037] dump_stack+0x123/0x177 [ 69.257049] should_fail.cold.4+0x5/0x13 [ 69.257056] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.257069] ? __kernel_text_address+0xd/0x40 [ 69.286208] __should_failslab+0xba/0xf0 [ 69.290267] should_failslab+0x9/0x14 [ 69.294067] kmem_cache_alloc_node_trace+0x5a/0x740 [ 69.299100] __kmalloc_node_track_caller+0x3c/0x70 [ 69.304025] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 69.308779] __alloc_skb+0xd7/0x580 [ 69.312397] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.316697] ? find_held_lock+0x36/0x1d0 [ 69.320741] sctp_packet_transmit+0x343/0x3580 [ 69.325311] ? sctp_packet_config+0x7aa/0xea0 [ 69.329810] ? lock_downgrade+0x860/0x860 [ 69.333941] ? kasan_check_read+0x11/0x20 [ 69.338076] ? sctp_packet_config+0xea0/0xea0 [ 69.342557] ? sctp_packet_append_chunk+0x890/0xef0 [ 69.347561] ? sctp_outq_select_transport+0x1fa/0x730 [ 69.352736] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 69.358350] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.363789] ? sctp_verify_init+0x1660/0x1660 [ 69.368276] sctp_outq_flush+0xd0/0x22f0 [ 69.372324] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 69.378015] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 69.383961] ? __sctp_outq_teardown+0xc30/0xc30 [ 69.388617] ? sctp_outq_tail+0x58c/0x970 [ 69.392753] sctp_outq_uncork+0x49/0x60 [ 69.396708] sctp_do_sm+0x364e/0x52d0 [ 69.400488] ? __lock_acquire+0x792/0x4980 [ 69.404715] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.410764] ? mark_held_locks+0x130/0x130 [ 69.414985] ? check_noncircular+0x20/0x20 [ 69.419203] ? save_stack+0xa9/0xd0 [ 69.422807] ? save_stack+0x43/0xd0 [ 69.426416] ? kasan_kmalloc+0xc7/0xe0 [ 69.430287] ? kasan_slab_alloc+0x12/0x20 [ 69.434413] ? kmem_cache_alloc+0x12e/0x730 [ 69.438716] ? find_held_lock+0x36/0x1d0 [ 69.442772] ? mark_held_locks+0xc7/0x130 [ 69.446904] ? ktime_get+0x1a6/0x240 [ 69.450612] ? kvm_clock_read+0x18/0x30 [ 69.454570] ? kvm_clock_get_cycles+0x9/0x10 [ 69.458961] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.463190] sctp_inq_push+0x1aa/0x240 [ 69.467061] sctp_backlog_rcv+0x153/0xb90 [ 69.471191] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.475580] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.480139] ? sctp_hash_obj+0x640/0x640 [ 69.484179] ? __release_sock+0xd0/0x360 [ 69.488229] ? __release_sock+0xd0/0x360 [ 69.492298] ? __local_bh_enable_ip+0x160/0x260 [ 69.496946] __release_sock+0x10c/0x360 [ 69.500903] release_sock+0x4f/0x180 [ 69.504594] sctp_wait_for_connect+0x22c/0x4c0 [ 69.509163] ? refcount_inc_checked+0x30/0x30 [ 69.513639] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.518386] ? finish_wait+0x290/0x290 [ 69.522252] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.526642] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 69.531297] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.536031] ? find_held_lock+0x36/0x1d0 [ 69.540073] ? sctp_transport_lookup_process+0x130/0x130 [ 69.545506] ? lock_downgrade+0x860/0x860 [ 69.549657] ? kasan_check_read+0x11/0x20 [ 69.553795] sctp_sendmsg+0xd4f/0x17e0 [ 69.557662] ? rw_copy_check_uvector+0x66/0x340 [ 69.562309] ? sctp_id2assoc+0x250/0x250 [ 69.566353] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.571716] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.576471] inet_sendmsg+0x10d/0x450 [ 69.580250] ? security_socket_sendmsg+0x50/0x90 [ 69.584986] ? ipip_gro_receive+0xf0/0xf0 [ 69.589115] sock_sendmsg+0xb7/0xf0 [ 69.592819] ___sys_sendmsg+0x649/0x950 [ 69.596783] ? find_held_lock+0x36/0x1d0 [ 69.600829] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.605571] ? __fget+0x278/0x400 [ 69.609034] ? kasan_check_read+0x11/0x20 [ 69.613164] ? __fget+0x295/0x400 [ 69.616603] ? __f_unlock_pos+0xd/0x10 [ 69.622183] ? __fget_light+0x174/0x1e0 [ 69.626147] ? __fdget+0xe/0x10 [ 69.629410] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.634247] __sys_sendmsg+0xd9/0x180 [ 69.638029] ? __ia32_sys_shutdown+0x70/0x70 [ 69.642432] ? __sb_end_write+0xa4/0xd0 [ 69.646389] ? kasan_check_write+0x14/0x20 [ 69.650608] ? fput+0x18/0x120 [ 69.653806] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.659164] __x64_sys_sendmsg+0x73/0xb0 [ 69.663208] do_syscall_64+0xd6/0x4e0 [ 69.666996] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.672171] RIP: 0033:0x458da9 [ 69.675349] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.694244] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.702019] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 69.709280] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 2019/11/29 16:35:22 executed programs: 61 [ 69.716543] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.723800] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 69.731052] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.741511] FAULT_INJECTION: forcing a failure. [ 69.741511] name failslab, interval 1, probability 0, space 0, times 0 [ 69.759268] CPU: 1 PID: 7180 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 69.762338] FAULT_INJECTION: forcing a failure. [ 69.762338] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.766990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.788102] Call Trace: [ 69.790680] dump_stack+0x123/0x177 [ 69.794294] should_fail.cold.4+0x5/0x13 [ 69.798342] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.803426] ? find_held_lock+0x36/0x1d0 [ 69.807477] __should_failslab+0xba/0xf0 [ 69.811524] should_failslab+0x9/0x14 [ 69.815300] kmem_cache_alloc_trace+0x4b/0x750 [ 69.819869] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 69.824957] ? trace_hardirqs_on+0x28/0x190 [ 69.829260] flex_array_alloc+0x19e/0x270 [ 69.833383] ? __debug_object_init+0x4b1/0xd70 [ 69.837942] fa_alloc+0x14/0x50 [ 69.841199] sctp_stream_alloc_out+0x24/0x390 [ 69.845672] sctp_stream_init+0xd9/0x330 [ 69.849719] sctp_association_new+0x111c/0x1ec0 [ 69.854373] sctp_make_temp_asoc+0x8b/0x1a0 [ 69.858672] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 69.864450] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 69.870058] ? dccp_diag_dump+0x20/0x20 [ 69.874012] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 69.878577] sctp_do_sm+0x117/0x52d0 [ 69.882271] ? __lock_acquire+0x792/0x4980 [ 69.886484] ? __kernel_text_address+0xd/0x40 [ 69.890957] ? unwind_get_return_address+0x61/0xa0 [ 69.895865] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.901912] ? mark_held_locks+0x130/0x130 [ 69.906133] ? check_noncircular+0x20/0x20 [ 69.910347] ? save_stack+0xa9/0xd0 [ 69.913949] ? save_stack+0x43/0xd0 [ 69.917552] ? kasan_kmalloc+0xc7/0xe0 [ 69.921431] ? kasan_slab_alloc+0x12/0x20 [ 69.925576] ? kmem_cache_alloc+0x12e/0x730 [ 69.929886] ? find_held_lock+0x36/0x1d0 [ 69.933929] ? mark_held_locks+0xc7/0x130 [ 69.938058] ? ktime_get+0x1a6/0x240 [ 69.941762] ? kvm_clock_read+0x18/0x30 [ 69.945715] ? kvm_clock_get_cycles+0x9/0x10 [ 69.950109] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.954332] sctp_inq_push+0x1aa/0x240 [ 69.958209] sctp_backlog_rcv+0x153/0xb90 [ 69.962355] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.966766] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.971331] ? sctp_hash_obj+0x640/0x640 [ 69.975378] ? __release_sock+0xd0/0x360 [ 69.979416] ? __release_sock+0xd0/0x360 [ 69.983461] ? __local_bh_enable_ip+0x160/0x260 [ 69.988119] __release_sock+0x10c/0x360 [ 69.992076] release_sock+0x4f/0x180 [ 69.995771] sctp_wait_for_connect+0x22c/0x4c0 [ 70.000332] ? refcount_inc_checked+0x30/0x30 [ 70.004810] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.009542] ? finish_wait+0x290/0x290 [ 70.013408] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.017807] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 70.023174] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.027905] ? find_held_lock+0x36/0x1d0 [ 70.031956] ? sctp_transport_lookup_process+0x130/0x130 [ 70.037387] ? lock_downgrade+0x860/0x860 [ 70.041518] ? kasan_check_read+0x11/0x20 [ 70.045647] sctp_sendmsg+0xd4f/0x17e0 [ 70.049516] ? rw_copy_check_uvector+0x66/0x340 [ 70.054253] ? sctp_id2assoc+0x250/0x250 [ 70.058302] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.063659] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.068397] inet_sendmsg+0x10d/0x450 [ 70.072175] ? security_socket_sendmsg+0x50/0x90 [ 70.076906] ? ipip_gro_receive+0xf0/0xf0 [ 70.081031] sock_sendmsg+0xb7/0xf0 [ 70.084637] ___sys_sendmsg+0x649/0x950 [ 70.088587] ? find_held_lock+0x36/0x1d0 [ 70.092623] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.097355] ? __fget+0x278/0x400 [ 70.100787] ? kasan_check_read+0x11/0x20 [ 70.104914] ? __fget+0x295/0x400 [ 70.108352] ? __f_unlock_pos+0xd/0x10 [ 70.112220] ? __fget_light+0x174/0x1e0 [ 70.116192] ? __fdget+0xe/0x10 [ 70.119463] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.124313] __sys_sendmsg+0xd9/0x180 [ 70.128114] ? __ia32_sys_shutdown+0x70/0x70 [ 70.132505] ? __sb_end_write+0xa4/0xd0 [ 70.136477] ? kasan_check_write+0x14/0x20 [ 70.140701] ? fput+0x18/0x120 [ 70.143882] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.149232] __x64_sys_sendmsg+0x73/0xb0 [ 70.153294] do_syscall_64+0xd6/0x4e0 [ 70.157077] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.162248] RIP: 0033:0x458da9 [ 70.165420] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.184477] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.192164] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 70.199420] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.206668] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.213919] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 70.221168] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.228432] CPU: 0 PID: 7203 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 70.236147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.245493] Call Trace: [ 70.245505] dump_stack+0x123/0x177 [ 70.245517] should_fail.cold.4+0x5/0x13 [ 70.245526] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.245533] ? lock_downgrade+0x860/0x860 [ 70.245544] __alloc_pages_nodemask+0x1d5/0x710 [ 70.245549] ? is_bpf_text_address+0x7d/0xe0 [ 70.245555] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 70.245561] ? __kernel_text_address+0xd/0x40 [ 70.245571] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.245580] cache_grow_begin+0x91/0x8d0 [ 70.245585] ? kmem_cache_alloc_node+0xaa/0x730 [ 70.245593] kmem_cache_alloc_node+0x667/0x730 [ 70.245606] __alloc_skb+0xa7/0x580 [ 70.245612] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.255852] ? find_held_lock+0x36/0x1d0 [ 70.255865] sctp_packet_transmit+0x343/0x3580 [ 70.255874] ? sctp_packet_config+0x7aa/0xea0 [ 70.255879] ? lock_downgrade+0x860/0x860 [ 70.255889] ? kasan_check_read+0x11/0x20 [ 70.255899] ? sctp_packet_config+0xea0/0xea0 [ 70.255909] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.255915] ? sctp_outq_select_transport+0x1fa/0x730 [ 70.255925] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 70.255933] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.255941] ? sctp_verify_init+0x1660/0x1660 [ 70.255951] sctp_outq_flush+0xd0/0x22f0 [ 70.255958] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 70.288918] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 70.297612] ? __sctp_outq_teardown+0xc30/0xc30 [ 70.297620] ? sctp_outq_tail+0x58c/0x970 [ 70.297627] sctp_outq_uncork+0x49/0x60 [ 70.297634] sctp_do_sm+0x364e/0x52d0 [ 70.297642] ? __lock_acquire+0x792/0x4980 [ 70.297652] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.297659] ? mark_held_locks+0x130/0x130 [ 70.297666] ? check_noncircular+0x20/0x20 [ 70.297672] ? save_stack+0xa9/0xd0 [ 70.297677] ? save_stack+0x43/0xd0 [ 70.323434] ? kasan_kmalloc+0xc7/0xe0 [ 70.323439] ? kasan_slab_alloc+0x12/0x20 [ 70.323444] ? kmem_cache_alloc+0x12e/0x730 [ 70.323455] ? find_held_lock+0x36/0x1d0 [ 70.323464] ? mark_held_locks+0xc7/0x130 [ 70.323472] ? ktime_get+0x1a6/0x240 [ 70.323485] ? kvm_clock_read+0x18/0x30 [ 70.328524] FAULT_INJECTION: forcing a failure. [ 70.328524] name failslab, interval 1, probability 0, space 0, times 0 [ 70.331760] ? kvm_clock_get_cycles+0x9/0x10 [ 70.331770] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.331786] sctp_inq_push+0x1aa/0x240 [ 70.331794] sctp_backlog_rcv+0x153/0xb90 [ 70.331802] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.331809] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.331814] ? sctp_hash_obj+0x640/0x640 [ 70.352076] ? __release_sock+0xd0/0x360 [ 70.352082] ? __release_sock+0xd0/0x360 [ 70.352092] ? __local_bh_enable_ip+0x160/0x260 [ 70.352100] __release_sock+0x10c/0x360 [ 70.352111] release_sock+0x4f/0x180 [ 70.352120] sctp_wait_for_connect+0x22c/0x4c0 [ 70.352127] ? refcount_inc_checked+0x30/0x30 [ 70.360392] FAULT_INJECTION: forcing a failure. [ 70.360392] name failslab, interval 1, probability 0, space 0, times 0 [ 70.362059] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.362067] ? finish_wait+0x290/0x290 [ 70.362075] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.362084] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 70.362094] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.362099] ? find_held_lock+0x36/0x1d0 [ 70.362107] ? sctp_transport_lookup_process+0x130/0x130 [ 70.440621] ? lock_downgrade+0x860/0x860 [ 70.448271] ? kasan_check_read+0x11/0x20 [ 70.448283] sctp_sendmsg+0xd4f/0x17e0 [ 70.448290] ? rw_copy_check_uvector+0x66/0x340 [ 70.448298] ? sctp_id2assoc+0x250/0x250 [ 70.448307] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.448321] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.448332] inet_sendmsg+0x10d/0x450 [ 70.448338] ? security_socket_sendmsg+0x50/0x90 [ 70.601012] ? ipip_gro_receive+0xf0/0xf0 [ 70.605154] sock_sendmsg+0xb7/0xf0 [ 70.608767] ___sys_sendmsg+0x649/0x950 [ 70.612747] ? find_held_lock+0x36/0x1d0 [ 70.616796] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.621545] ? __fget+0x278/0x400 [ 70.624992] ? kasan_check_read+0x11/0x20 [ 70.629128] ? __fget+0x295/0x400 [ 70.632567] ? __f_unlock_pos+0xd/0x10 [ 70.636440] ? __fget_light+0x174/0x1e0 [ 70.640399] ? __fdget+0xe/0x10 [ 70.643658] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.648497] __sys_sendmsg+0xd9/0x180 [ 70.652281] ? __ia32_sys_shutdown+0x70/0x70 [ 70.656671] ? __sb_end_write+0xa4/0xd0 [ 70.660627] ? kasan_check_write+0x14/0x20 [ 70.664841] ? fput+0x18/0x120 [ 70.668024] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.673385] __x64_sys_sendmsg+0x73/0xb0 [ 70.677429] do_syscall_64+0xd6/0x4e0 [ 70.681213] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.686387] RIP: 0033:0x458da9 [ 70.689562] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.708452] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.716147] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 70.723405] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.730658] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.738258] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 70.745517] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.752793] CPU: 1 PID: 7200 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 70.760509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.769856] Call Trace: [ 70.772432] dump_stack+0x123/0x177 [ 70.776050] should_fail.cold.4+0x5/0x13 [ 70.780107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.785198] ? __lock_acquire+0x792/0x4980 [ 70.789424] __should_failslab+0xba/0xf0 [ 70.793469] should_failslab+0x9/0x14 [ 70.797250] kmem_cache_alloc_node+0x56/0x730 [ 70.801731] __alloc_skb+0xa7/0x580 [ 70.805340] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.809640] ? find_held_lock+0x36/0x1d0 [ 70.813684] sctp_packet_transmit+0x343/0x3580 [ 70.818248] ? sctp_packet_config+0x7aa/0xea0 [ 70.822722] ? lock_downgrade+0x860/0x860 [ 70.826850] ? kasan_check_read+0x11/0x20 [ 70.830975] ? sctp_packet_config+0xea0/0xea0 [ 70.835451] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.840443] ? sctp_outq_select_transport+0x1fa/0x730 [ 70.845614] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 70.851217] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.856658] ? sctp_verify_init+0x1660/0x1660 [ 70.861139] sctp_outq_flush+0xd0/0x22f0 [ 70.865184] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 70.870874] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 70.876823] ? __sctp_outq_teardown+0xc30/0xc30 [ 70.881488] ? sctp_outq_tail+0x58c/0x970 [ 70.885615] sctp_outq_uncork+0x49/0x60 [ 70.889589] sctp_do_sm+0x364e/0x52d0 [ 70.893375] ? __lock_acquire+0x792/0x4980 [ 70.897590] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.903627] ? mark_held_locks+0x130/0x130 [ 70.907841] ? check_noncircular+0x20/0x20 [ 70.912065] ? save_stack+0xa9/0xd0 [ 70.915667] ? save_stack+0x43/0xd0 [ 70.919538] ? kasan_kmalloc+0xc7/0xe0 [ 70.923401] ? kasan_slab_alloc+0x12/0x20 [ 70.927525] ? kmem_cache_alloc+0x12e/0x730 [ 70.931825] ? find_held_lock+0x36/0x1d0 [ 70.935865] ? mark_held_locks+0xc7/0x130 [ 70.939991] ? ktime_get+0x1a6/0x240 [ 70.943687] ? kvm_clock_read+0x18/0x30 [ 70.947640] ? kvm_clock_get_cycles+0x9/0x10 [ 70.952026] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.956253] sctp_inq_push+0x1aa/0x240 [ 70.960238] sctp_backlog_rcv+0x153/0xb90 [ 70.964394] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.968793] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.973367] ? sctp_hash_obj+0x640/0x640 [ 70.977409] ? __release_sock+0xd0/0x360 [ 70.981446] ? __release_sock+0xd0/0x360 [ 70.985499] ? __local_bh_enable_ip+0x160/0x260 [ 70.990167] __release_sock+0x10c/0x360 [ 70.994137] release_sock+0x4f/0x180 [ 70.997841] sctp_wait_for_connect+0x22c/0x4c0 [ 71.002414] ? refcount_inc_checked+0x30/0x30 [ 71.006896] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.011635] ? finish_wait+0x290/0x290 [ 71.015504] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.019894] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 71.024565] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.029299] ? find_held_lock+0x36/0x1d0 [ 71.033341] ? sctp_transport_lookup_process+0x130/0x130 [ 71.039117] ? lock_downgrade+0x860/0x860 [ 71.043256] ? kasan_check_read+0x11/0x20 [ 71.047387] sctp_sendmsg+0xd4f/0x17e0 [ 71.051264] ? rw_copy_check_uvector+0x66/0x340 [ 71.055914] ? sctp_id2assoc+0x250/0x250 [ 71.059963] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.065310] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.070048] inet_sendmsg+0x10d/0x450 [ 71.073827] ? security_socket_sendmsg+0x50/0x90 [ 71.078576] ? ipip_gro_receive+0xf0/0xf0 [ 71.082699] sock_sendmsg+0xb7/0xf0 [ 71.086301] ___sys_sendmsg+0x649/0x950 [ 71.090254] ? find_held_lock+0x36/0x1d0 [ 71.094295] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.099030] ? __fget+0x278/0x400 [ 71.102464] ? kasan_check_read+0x11/0x20 [ 71.106602] ? __fget+0x295/0x400 [ 71.110038] ? __f_unlock_pos+0xd/0x10 [ 71.113913] ? __fget_light+0x174/0x1e0 [ 71.117865] ? __fdget+0xe/0x10 [ 71.121121] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.125964] __sys_sendmsg+0xd9/0x180 [ 71.129746] ? __ia32_sys_shutdown+0x70/0x70 [ 71.134135] ? __sb_end_write+0xa4/0xd0 [ 71.138107] ? kasan_check_write+0x14/0x20 [ 71.142325] ? fput+0x18/0x120 [ 71.145504] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.150850] __x64_sys_sendmsg+0x73/0xb0 [ 71.154896] do_syscall_64+0xd6/0x4e0 [ 71.158681] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.163861] RIP: 0033:0x458da9 [ 71.167034] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.185915] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.193603] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 71.200855] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.208103] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.215350] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 71.222596] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.229856] CPU: 0 PID: 7211 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 71.237566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.237570] Call Trace: [ 71.237580] dump_stack+0x123/0x177 [ 71.237591] should_fail.cold.4+0x5/0x13 [ 71.237599] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.237608] ? __lock_acquire+0x792/0x4980 [ 71.237616] __should_failslab+0xba/0xf0 [ 71.237624] should_failslab+0x9/0x14 [ 71.237632] kmem_cache_alloc_node+0x56/0x730 [ 71.278885] __alloc_skb+0xa7/0x580 [ 71.282494] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.286820] ? find_held_lock+0x36/0x1d0 [ 71.290875] sctp_packet_transmit+0x343/0x3580 [ 71.295447] ? sctp_packet_config+0x7aa/0xea0 [ 71.299933] ? lock_downgrade+0x860/0x860 [ 71.304063] ? kasan_check_read+0x11/0x20 [ 71.308196] ? sctp_packet_config+0xea0/0xea0 [ 71.312677] ? sctp_packet_append_chunk+0x890/0xef0 [ 71.317673] ? sctp_outq_select_transport+0x1fa/0x730 [ 71.322853] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 71.328464] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 71.333920] ? sctp_verify_init+0x1660/0x1660 [ 71.338441] sctp_outq_flush+0xd0/0x22f0 [ 71.342523] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 71.348234] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 71.354198] ? __sctp_outq_teardown+0xc30/0xc30 [ 71.358867] ? sctp_outq_tail+0x58c/0x970 [ 71.363018] sctp_outq_uncork+0x49/0x60 [ 71.366985] sctp_do_sm+0x364e/0x52d0 [ 71.366994] ? __lock_acquire+0x792/0x4980 [ 71.367004] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.367012] ? mark_held_locks+0x130/0x130 [ 71.367018] ? check_noncircular+0x20/0x20 [ 71.367025] ? save_stack+0xa9/0xd0 [ 71.367030] ? save_stack+0x43/0xd0 [ 71.367034] ? kasan_kmalloc+0xc7/0xe0 [ 71.367038] ? kasan_slab_alloc+0x12/0x20 [ 71.367042] ? kmem_cache_alloc+0x12e/0x730 [ 71.367051] ? find_held_lock+0x36/0x1d0 [ 71.367060] ? mark_held_locks+0xc7/0x130 [ 71.367068] ? ktime_get+0x1a6/0x240 [ 71.367082] ? kvm_clock_read+0x18/0x30 [ 71.381129] ? kvm_clock_get_cycles+0x9/0x10 [ 71.381140] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.381155] sctp_inq_push+0x1aa/0x240 [ 71.381163] sctp_backlog_rcv+0x153/0xb90 [ 71.413297] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.413306] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.413313] ? sctp_hash_obj+0x640/0x640 [ 71.418181] FAULT_INJECTION: forcing a failure. [ 71.418181] name failslab, interval 1, probability 0, space 0, times 0 [ 71.421145] ? __release_sock+0xd0/0x360 [ 71.421150] ? __release_sock+0xd0/0x360 [ 71.421159] ? __local_bh_enable_ip+0x160/0x260 [ 71.421168] __release_sock+0x10c/0x360 [ 71.421179] release_sock+0x4f/0x180 [ 71.421188] sctp_wait_for_connect+0x22c/0x4c0 [ 71.421196] ? refcount_inc_checked+0x30/0x30 [ 71.437657] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.500042] ? finish_wait+0x290/0x290 [ 71.503924] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.508322] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 71.512979] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.517721] ? find_held_lock+0x36/0x1d0 [ 71.521777] ? sctp_transport_lookup_process+0x130/0x130 [ 71.527215] ? lock_downgrade+0x860/0x860 [ 71.531351] ? kasan_check_read+0x11/0x20 [ 71.535485] sctp_sendmsg+0xd4f/0x17e0 [ 71.539355] ? rw_copy_check_uvector+0x66/0x340 [ 71.544012] ? sctp_id2assoc+0x250/0x250 [ 71.548060] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.553423] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.558170] inet_sendmsg+0x10d/0x450 [ 71.561958] ? security_socket_sendmsg+0x50/0x90 [ 71.566709] ? ipip_gro_receive+0xf0/0xf0 [ 71.570847] sock_sendmsg+0xb7/0xf0 [ 71.574457] ___sys_sendmsg+0x649/0x950 [ 71.578421] ? find_held_lock+0x36/0x1d0 [ 71.582470] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.587216] ? __fget+0x278/0x400 [ 71.590665] ? kasan_check_read+0x11/0x20 [ 71.594859] ? __fget+0x295/0x400 [ 71.598303] ? __f_unlock_pos+0xd/0x10 [ 71.602190] ? __fget_light+0x174/0x1e0 [ 71.606148] ? __fdget+0xe/0x10 [ 71.609413] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.614238] __sys_sendmsg+0xd9/0x180 [ 71.618019] ? __ia32_sys_shutdown+0x70/0x70 [ 71.622409] ? __sb_end_write+0xa4/0xd0 [ 71.626366] ? kasan_check_write+0x14/0x20 [ 71.630588] ? fput+0x18/0x120 [ 71.633773] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.639125] __x64_sys_sendmsg+0x73/0xb0 [ 71.643166] do_syscall_64+0xd6/0x4e0 [ 71.646954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.652128] RIP: 0033:0x458da9 [ 71.655300] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.674199] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.681888] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 71.689142] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.696398] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.703742] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 71.715073] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.722346] CPU: 1 PID: 7208 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 71.730168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.739514] Call Trace: [ 71.742095] dump_stack+0x123/0x177 [ 71.745724] should_fail.cold.4+0x5/0x13 [ 71.749780] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.754877] __should_failslab+0xba/0xf0 [ 71.758916] should_failslab+0x9/0x14 [ 71.762693] __kmalloc_track_caller+0x6c/0x760 [ 71.767251] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 71.771640] ? sctp_process_init+0x1164/0x2d50 [ 71.776209] kmemdup+0x1b/0x40 [ 71.779384] sctp_process_init+0x1164/0x2d50 [ 71.783796] ? sctp_verify_init+0x1660/0x1660 [ 71.788286] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 71.792848] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 71.797496] ? save_stack+0x43/0xd0 [ 71.801103] ? __kasan_slab_free+0x102/0x150 [ 71.805492] sctp_do_sm+0x98b/0x52d0 [ 71.809188] ? __lock_acquire+0x792/0x4980 [ 71.813399] ? inet_sendmsg+0x10d/0x450 [ 71.817355] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.823419] ? mark_held_locks+0x130/0x130 [ 71.827636] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.832716] ? quarantine_put+0x11b/0x1c0 [ 71.836849] ? find_held_lock+0x36/0x1d0 [ 71.840897] ? kvm_clock_read+0x18/0x30 [ 71.844849] ? kvm_clock_get_cycles+0x9/0x10 [ 71.849247] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.853466] sctp_inq_push+0x1aa/0x240 [ 71.857334] sctp_backlog_rcv+0x153/0xb90 [ 71.861460] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.865843] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.870413] ? sctp_hash_obj+0x640/0x640 [ 71.874460] ? __release_sock+0xd0/0x360 [ 71.878496] ? __release_sock+0xd0/0x360 [ 71.882544] ? __local_bh_enable_ip+0x160/0x260 [ 71.887191] __release_sock+0x10c/0x360 [ 71.891147] release_sock+0x4f/0x180 [ 71.894838] sctp_wait_for_connect+0x22c/0x4c0 [ 71.899400] ? refcount_inc_checked+0x30/0x30 [ 71.903874] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.908609] ? finish_wait+0x290/0x290 [ 71.912478] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.916875] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 71.921535] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.926272] ? find_held_lock+0x36/0x1d0 [ 71.930331] ? sctp_transport_lookup_process+0x130/0x130 [ 71.935768] ? lock_downgrade+0x860/0x860 [ 71.939913] ? kasan_check_read+0x11/0x20 [ 71.944045] sctp_sendmsg+0xd4f/0x17e0 [ 71.947916] ? rw_copy_check_uvector+0x66/0x340 [ 71.952565] ? sctp_id2assoc+0x250/0x250 [ 71.956616] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.961969] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.966711] inet_sendmsg+0x10d/0x450 [ 71.970491] ? security_socket_sendmsg+0x50/0x90 [ 71.975236] ? ipip_gro_receive+0xf0/0xf0 [ 71.979369] sock_sendmsg+0xb7/0xf0 [ 71.982980] ___sys_sendmsg+0x649/0x950 [ 71.986938] ? find_held_lock+0x36/0x1d0 [ 71.990985] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.995722] ? __fget+0x278/0x400 [ 71.999158] ? kasan_check_read+0x11/0x20 [ 72.003285] ? __fget+0x295/0x400 [ 72.006731] ? __f_unlock_pos+0xd/0x10 [ 72.010598] ? __fget_light+0x174/0x1e0 [ 72.014548] ? __fdget+0xe/0x10 [ 72.017807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.022717] __sys_sendmsg+0xd9/0x180 [ 72.026513] ? __ia32_sys_shutdown+0x70/0x70 [ 72.030997] ? __sb_end_write+0xa4/0xd0 [ 72.034967] ? kasan_check_write+0x14/0x20 [ 72.039177] ? fput+0x18/0x120 [ 72.042352] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.047694] __x64_sys_sendmsg+0x73/0xb0 [ 72.051745] do_syscall_64+0xd6/0x4e0 [ 72.055538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.060712] RIP: 0033:0x458da9 [ 72.063896] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.082784] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.090477] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 72.097743] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.105005] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.112259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 72.119523] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.126787] CPU: 0 PID: 7225 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 72.134503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.143848] Call Trace: [ 72.143861] dump_stack+0x123/0x177 [ 72.150051] should_fail.cold.4+0x5/0x13 [ 72.154116] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.159213] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 72.164306] __should_failslab+0xba/0xf0 [ 72.164315] should_failslab+0x9/0x14 [ 72.164322] kmem_cache_alloc_trace+0x4b/0x750 [ 72.164331] ? mark_held_locks+0x130/0x130 [ 72.164348] sctp_association_new+0x5b/0x1ec0 [ 72.164353] ? sctp_unpack_cookie+0xf90/0xf90 [ 72.164362] sctp_make_temp_asoc+0x8b/0x1a0 [ 72.172198] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 72.172208] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 72.172214] ? dccp_diag_dump+0x20/0x20 [ 72.172224] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 72.172230] sctp_do_sm+0x117/0x52d0 [ 72.172238] ? __lock_acquire+0x792/0x4980 [ 72.172245] ? __kernel_text_address+0xd/0x40 [ 72.172254] ? unwind_get_return_address+0x61/0xa0 [ 72.190002] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.190015] ? mark_held_locks+0x130/0x130 [ 72.200100] ? check_noncircular+0x20/0x20 [ 72.200106] ? save_stack+0xa9/0xd0 [ 72.200111] ? save_stack+0x43/0xd0 [ 72.200115] ? kasan_kmalloc+0xc7/0xe0 [ 72.200119] ? kasan_slab_alloc+0x12/0x20 [ 72.200123] ? kmem_cache_alloc+0x12e/0x730 [ 72.200131] ? find_held_lock+0x36/0x1d0 [ 72.200140] ? mark_held_locks+0xc7/0x130 [ 72.200147] ? ktime_get+0x1a6/0x240 [ 72.200159] ? kvm_clock_read+0x18/0x30 [ 72.200163] ? kvm_clock_get_cycles+0x9/0x10 [ 72.200172] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.200187] sctp_inq_push+0x1aa/0x240 [ 72.200193] sctp_backlog_rcv+0x153/0xb90 [ 72.200199] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.200205] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.218988] FAULT_INJECTION: forcing a failure. [ 72.218988] name failslab, interval 1, probability 0, space 0, times 0 [ 72.222247] ? sctp_hash_obj+0x640/0x640 [ 72.222254] ? __release_sock+0xd0/0x360 [ 72.222258] ? __release_sock+0xd0/0x360 [ 72.222268] ? __local_bh_enable_ip+0x160/0x260 [ 72.222276] __release_sock+0x10c/0x360 [ 72.222287] release_sock+0x4f/0x180 [ 72.222295] sctp_wait_for_connect+0x22c/0x4c0 [ 72.222303] ? refcount_inc_checked+0x30/0x30 [ 72.334948] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.334956] ? finish_wait+0x290/0x290 [ 72.334965] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.334972] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 72.334981] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.334987] ? find_held_lock+0x36/0x1d0 [ 72.334996] ? sctp_transport_lookup_process+0x130/0x130 [ 72.335002] ? lock_downgrade+0x860/0x860 [ 72.335012] ? kasan_check_read+0x11/0x20 [ 72.335024] sctp_sendmsg+0xd4f/0x17e0 [ 72.335031] ? rw_copy_check_uvector+0x66/0x340 [ 72.335040] ? sctp_id2assoc+0x250/0x250 [ 72.335049] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.335066] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.335078] inet_sendmsg+0x10d/0x450 [ 72.347309] ? security_socket_sendmsg+0x50/0x90 [ 72.347320] ? ipip_gro_receive+0xf0/0xf0 [ 72.347329] sock_sendmsg+0xb7/0xf0 [ 72.347336] ___sys_sendmsg+0x649/0x950 [ 72.347343] ? find_held_lock+0x36/0x1d0 [ 72.347351] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.347360] ? __fget+0x278/0x400 [ 72.347372] ? kasan_check_read+0x11/0x20 [ 72.347380] ? __fget+0x295/0x400 [ 72.347391] ? __f_unlock_pos+0xd/0x10 [ 72.347399] ? __fget_light+0x174/0x1e0 [ 72.347405] ? __fdget+0xe/0x10 [ 72.347416] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.347424] __sys_sendmsg+0xd9/0x180 [ 72.347430] ? __ia32_sys_shutdown+0x70/0x70 [ 72.347436] ? __sb_end_write+0xa4/0xd0 [ 72.347443] ? kasan_check_write+0x14/0x20 [ 72.347448] ? fput+0x18/0x120 [ 72.347460] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.414698] __x64_sys_sendmsg+0x73/0xb0 [ 72.414710] do_syscall_64+0xd6/0x4e0 [ 72.414719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.414725] RIP: 0033:0x458da9 [ 72.414730] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.414733] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.414739] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 72.414741] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.414744] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.414747] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 72.414750] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.440660] CPU: 0 PID: 7239 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 72.480166] FAULT_INJECTION: forcing a failure. [ 72.480166] name failslab, interval 1, probability 0, space 0, times 0 [ 72.483180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.483183] Call Trace: [ 72.483196] dump_stack+0x123/0x177 [ 72.483208] should_fail.cold.4+0x5/0x13 [ 72.483216] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.483223] ? lock_downgrade+0x860/0x860 [ 72.483236] __should_failslab+0xba/0xf0 [ 72.483243] should_failslab+0x9/0x14 [ 72.483250] kmem_cache_alloc_node_trace+0x270/0x740 [ 72.635542] __kmalloc_node_track_caller+0x3c/0x70 [ 72.640451] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 72.645188] __alloc_skb+0xd7/0x580 [ 72.648793] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.653095] ? lock_downgrade+0x860/0x860 [ 72.657221] _sctp_make_chunk+0x3f/0x260 [ 72.661262] sctp_make_datafrag_empty+0x159/0x260 [ 72.666086] ? sctp_make_ecne+0xf0/0xf0 [ 72.670041] sctp_datamsg_from_user+0x4d3/0xdd0 [ 72.674692] sctp_sendmsg_to_asoc+0xabc/0x1b50 [ 72.679254] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.683994] ? find_held_lock+0x36/0x1d0 [ 72.688035] ? sctp_transport_lookup_process+0x130/0x130 [ 72.693470] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 72.698637] ? lock_downgrade+0x860/0x860 [ 72.702765] ? kasan_check_read+0x11/0x20 [ 72.706895] sctp_sendmsg+0xd4f/0x17e0 [ 72.710777] ? rw_copy_check_uvector+0x66/0x340 [ 72.715539] ? sctp_id2assoc+0x250/0x250 [ 72.719598] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.724966] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.729719] inet_sendmsg+0x10d/0x450 [ 72.733514] ? security_socket_sendmsg+0x50/0x90 [ 72.738270] ? ipip_gro_receive+0xf0/0xf0 [ 72.742402] sock_sendmsg+0xb7/0xf0 [ 72.746025] ___sys_sendmsg+0x649/0x950 [ 72.749985] ? find_held_lock+0x36/0x1d0 [ 72.754048] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.758814] ? __fget+0x278/0x400 [ 72.762259] ? kasan_check_read+0x11/0x20 [ 72.766399] ? __fget+0x295/0x400 [ 72.769841] ? __f_unlock_pos+0xd/0x10 [ 72.773712] ? __fget_light+0x174/0x1e0 [ 72.777684] ? __fdget+0xe/0x10 [ 72.781042] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.785882] __sys_sendmsg+0xd9/0x180 [ 72.789670] ? __ia32_sys_shutdown+0x70/0x70 [ 72.794084] ? __sb_end_write+0xa4/0xd0 [ 72.798051] ? kasan_check_write+0x14/0x20 [ 72.802709] ? fput+0x18/0x120 [ 72.805891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.811256] __x64_sys_sendmsg+0x73/0xb0 [ 72.815318] do_syscall_64+0xd6/0x4e0 [ 72.819110] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.824283] RIP: 0033:0x458da9 [ 72.827555] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.846464] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.854181] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 72.861551] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.868821] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.876095] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 72.883351] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.890632] CPU: 1 PID: 7252 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 72.898344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.907731] Call Trace: [ 72.910301] dump_stack+0x123/0x177 [ 72.913940] should_fail.cold.4+0x5/0x13 [ 72.917985] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.923079] ? sctp_stream_alloc_in+0x23/0x230 [ 72.927646] ? sctp_stream_init+0x1ba/0x330 [ 72.931944] ? sctp_process_init+0x1c24/0x2d50 [ 72.936513] ? sctp_do_sm+0x98b/0x52d0 [ 72.940377] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.944765] ? sctp_inq_push+0x1aa/0x240 [ 72.948814] ? sctp_backlog_rcv+0x153/0xb90 [ 72.953124] ? __release_sock+0x10c/0x360 [ 72.957290] __should_failslab+0xba/0xf0 [ 72.961365] should_failslab+0x9/0x14 [ 72.965148] kmem_cache_alloc+0x47/0x730 [ 72.969199] ? save_stack+0x43/0xd0 [ 72.972804] ? kasan_kmalloc+0xc7/0xe0 [ 72.976670] ? __kmalloc+0x15b/0x770 [ 72.980371] ? sctp_tsnmap_init+0x161/0x220 [ 72.984679] ? sctp_process_init+0x1bb0/0x2d50 [ 72.989245] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 72.994847] idr_get_free+0x4ec/0xa17 [ 72.998627] idr_alloc_u32+0x146/0x360 [ 73.002670] ? rcu_read_lock_sched_held+0x108/0x120 [ 73.007679] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 73.012495] ? memset+0x31/0x40 [ 73.015754] idr_alloc_cyclic+0xeb/0x1e0 [ 73.019812] ? idr_alloc+0xc0/0xc0 [ 73.023335] ? kasan_check_write+0x14/0x20 [ 73.027543] ? do_raw_spin_lock+0xc1/0x230 [ 73.031750] sctp_assoc_set_id+0x76/0x140 [ 73.035872] sctp_process_init+0x205b/0x2d50 [ 73.040262] ? sctp_verify_init+0x1660/0x1660 [ 73.044731] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 73.049287] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 73.053941] ? save_stack+0x43/0xd0 [ 73.057542] ? __kasan_slab_free+0x102/0x150 [ 73.061926] sctp_do_sm+0x98b/0x52d0 [ 73.065619] ? __lock_acquire+0x792/0x4980 [ 73.069915] ? inet_sendmsg+0x10d/0x450 [ 73.073874] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.079918] ? mark_held_locks+0x130/0x130 [ 73.084126] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 73.089201] ? quarantine_put+0x11b/0x1c0 [ 73.093338] ? find_held_lock+0x36/0x1d0 [ 73.097386] ? kvm_clock_read+0x18/0x30 [ 73.101336] ? kvm_clock_get_cycles+0x9/0x10 [ 73.105731] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.109945] sctp_inq_push+0x1aa/0x240 [ 73.113805] sctp_backlog_rcv+0x153/0xb90 [ 73.117946] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.122337] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.126904] ? sctp_hash_obj+0x640/0x640 [ 73.130941] ? __release_sock+0xd0/0x360 [ 73.134977] ? __release_sock+0xd0/0x360 [ 73.139018] ? __local_bh_enable_ip+0x160/0x260 [ 73.143665] __release_sock+0x10c/0x360 [ 73.147618] release_sock+0x4f/0x180 [ 73.151313] sctp_wait_for_connect+0x22c/0x4c0 [ 73.155871] ? refcount_inc_checked+0x30/0x30 [ 73.160433] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.165163] ? finish_wait+0x290/0x290 [ 73.169027] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.173413] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 73.178082] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.183593] ? find_held_lock+0x36/0x1d0 [ 73.187628] ? sctp_transport_lookup_process+0x130/0x130 [ 73.193053] ? lock_downgrade+0x860/0x860 [ 73.197176] ? kasan_check_read+0x11/0x20 [ 73.201316] sctp_sendmsg+0xd4f/0x17e0 [ 73.205180] ? rw_copy_check_uvector+0x66/0x340 [ 73.209823] ? sctp_id2assoc+0x250/0x250 [ 73.213856] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.219197] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.223938] inet_sendmsg+0x10d/0x450 [ 73.227711] ? security_socket_sendmsg+0x50/0x90 [ 73.232459] ? ipip_gro_receive+0xf0/0xf0 [ 73.236596] sock_sendmsg+0xb7/0xf0 [ 73.240232] ___sys_sendmsg+0x649/0x950 [ 73.244187] ? find_held_lock+0x36/0x1d0 [ 73.248252] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.252992] ? __fget+0x278/0x400 [ 73.256424] ? kasan_check_read+0x11/0x20 [ 73.260572] ? __fget+0x295/0x400 [ 73.264004] ? __f_unlock_pos+0xd/0x10 [ 73.267867] ? __fget_light+0x174/0x1e0 [ 73.271815] ? __fdget+0xe/0x10 [ 73.275069] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.279889] __sys_sendmsg+0xd9/0x180 [ 73.283663] ? __ia32_sys_shutdown+0x70/0x70 [ 73.288045] ? __sb_end_write+0xa4/0xd0 [ 73.292022] ? kasan_check_write+0x14/0x20 [ 73.296232] ? fput+0x18/0x120 [ 73.299404] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.305189] __x64_sys_sendmsg+0x73/0xb0 [ 73.309239] do_syscall_64+0xd6/0x4e0 [ 73.313022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.318186] RIP: 0033:0x458da9 [ 73.321352] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.340228] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.348004] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 73.355250] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.362497] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.370444] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 73.377686] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.390517] FAULT_INJECTION: forcing a failure. [ 73.390517] name failslab, interval 1, probability 0, space 0, times 0 [ 73.402049] CPU: 0 PID: 7253 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 73.409756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.419097] Call Trace: [ 73.419108] dump_stack+0x123/0x177 [ 73.419120] should_fail.cold.4+0x5/0x13 [ 73.419129] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.419137] ? __kernel_text_address+0xd/0x40 [ 73.419147] __should_failslab+0xba/0xf0 [ 73.419153] should_failslab+0x9/0x14 [ 73.419160] kmem_cache_alloc_node_trace+0x5a/0x740 [ 73.419172] __kmalloc_node_track_caller+0x3c/0x70 [ 73.419181] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 73.419188] __alloc_skb+0xd7/0x580 [ 73.434501] ? skb_scrub_packet+0x3c0/0x3c0 [ 73.434509] ? find_held_lock+0x36/0x1d0 [ 73.434522] sctp_packet_transmit+0x343/0x3580 [ 73.434531] ? sctp_packet_config+0x7aa/0xea0 [ 73.434537] ? lock_downgrade+0x860/0x860 [ 73.434548] ? kasan_check_read+0x11/0x20 [ 73.443070] ? sctp_packet_config+0xea0/0xea0 [ 73.443080] ? sctp_packet_append_chunk+0x890/0xef0 [ 73.443087] ? sctp_outq_select_transport+0x1fa/0x730 [ 73.443097] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 73.443106] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.443115] ? sctp_verify_init+0x1660/0x1660 [ 73.451894] sctp_outq_flush+0xd0/0x22f0 [ 73.461537] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 73.461548] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 73.461554] ? __sctp_outq_teardown+0xc30/0xc30 [ 73.461564] ? sctp_outq_tail+0x58c/0x970 [ 73.461573] sctp_outq_uncork+0x49/0x60 [ 73.461578] sctp_do_sm+0x364e/0x52d0 [ 73.461586] ? __lock_acquire+0x792/0x4980 [ 73.473534] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.473545] ? mark_held_locks+0x130/0x130 [ 73.473553] ? check_noncircular+0x20/0x20 [ 73.473560] ? save_stack+0xa9/0xd0 [ 73.473566] ? save_stack+0x43/0xd0 [ 73.473571] ? kasan_kmalloc+0xc7/0xe0 [ 73.473576] ? kasan_slab_alloc+0x12/0x20 [ 73.482637] ? kmem_cache_alloc+0x12e/0x730 [ 73.482648] ? find_held_lock+0x36/0x1d0 [ 73.482658] ? mark_held_locks+0xc7/0x130 [ 73.482667] ? ktime_get+0x1a6/0x240 [ 73.482680] ? kvm_clock_read+0x18/0x30 [ 73.482684] ? kvm_clock_get_cycles+0x9/0x10 [ 73.482692] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.482706] sctp_inq_push+0x1aa/0x240 [ 73.495450] sctp_backlog_rcv+0x153/0xb90 [ 73.495458] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.495465] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.495471] ? sctp_hash_obj+0x640/0x640 [ 73.495478] ? __release_sock+0xd0/0x360 [ 73.495486] ? __local_bh_enable_ip+0x160/0x260 [ 73.495494] __release_sock+0x10c/0x360 [ 73.495503] release_sock+0x4f/0x180 [ 73.495511] sctp_wait_for_connect+0x22c/0x4c0 [ 73.495518] ? refcount_inc_checked+0x30/0x30 [ 73.495528] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.495533] ? finish_wait+0x290/0x290 [ 73.495539] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.495546] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 73.495556] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.505764] ? find_held_lock+0x36/0x1d0 [ 73.505775] ? sctp_transport_lookup_process+0x130/0x130 [ 73.505782] ? lock_downgrade+0x860/0x860 [ 73.505792] ? kasan_check_read+0x11/0x20 [ 73.505804] sctp_sendmsg+0xd4f/0x17e0 [ 73.505811] ? rw_copy_check_uvector+0x66/0x340 [ 73.505819] ? sctp_id2assoc+0x250/0x250 [ 73.505828] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.505842] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.505852] inet_sendmsg+0x10d/0x450 [ 73.505856] ? security_socket_sendmsg+0x50/0x90 [ 73.505861] ? ipip_gro_receive+0xf0/0xf0 [ 73.505867] sock_sendmsg+0xb7/0xf0 [ 73.505874] ___sys_sendmsg+0x649/0x950 [ 73.505879] ? find_held_lock+0x36/0x1d0 [ 73.505898] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.505906] ? __fget+0x278/0x400 [ 73.546703] FAULT_INJECTION: forcing a failure. [ 73.546703] name failslab, interval 1, probability 0, space 0, times 0 [ 73.549932] ? kasan_check_read+0x11/0x20 [ 73.549943] ? __fget+0x295/0x400 [ 73.650050] ? __f_unlock_pos+0xd/0x10 [ 73.658303] ? __fget_light+0x174/0x1e0 [ 73.658309] ? __fdget+0xe/0x10 [ 73.658316] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.658326] __sys_sendmsg+0xd9/0x180 [ 73.658340] ? __ia32_sys_shutdown+0x70/0x70 [ 73.658346] ? __sb_end_write+0xa4/0xd0 [ 73.658354] ? kasan_check_write+0x14/0x20 [ 73.658360] ? fput+0x18/0x120 [ 73.658373] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.658382] __x64_sys_sendmsg+0x73/0xb0 [ 73.658392] do_syscall_64+0xd6/0x4e0 [ 73.658398] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.658403] RIP: 0033:0x458da9 [ 73.658409] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.680501] FAULT_INJECTION: forcing a failure. [ 73.680501] name failslab, interval 1, probability 0, space 0, times 0 [ 73.680539] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.871724] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 73.878984] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.886237] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.893510] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 73.900761] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.908816] CPU: 1 PID: 7263 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 73.916537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.925882] Call Trace: [ 73.928468] dump_stack+0x123/0x177 [ 73.932092] should_fail.cold.4+0x5/0x13 [ 73.936130] ? __lock_acquire+0x792/0x4980 [ 73.940343] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.945430] ? __release_sock+0x10c/0x360 [ 73.949563] ? release_sock+0x4f/0x180 [ 73.953429] ? sctp_wait_for_connect+0x22c/0x4c0 [ 73.958169] ? sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 73.963008] ? sctp_sendmsg+0xd4f/0x17e0 [ 73.967052] ? inet_sendmsg+0x10d/0x450 [ 73.971022] __should_failslab+0xba/0xf0 [ 73.975068] should_failslab+0x9/0x14 [ 73.978853] kmem_cache_alloc_node_trace+0x5a/0x740 [ 73.983853] __kmalloc_node_track_caller+0x3c/0x70 [ 73.988775] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 73.993510] __alloc_skb+0xd7/0x580 [ 73.997127] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.001441] _sctp_make_chunk+0x3f/0x260 [ 74.005482] sctp_make_init_ack+0x9ed/0x13f0 [ 74.009871] ? sctp_make_init+0xc20/0xc20 [ 74.013997] ? crng_backtrack_protect+0x80/0x80 [ 74.018648] ? sctp_verify_init+0x1660/0x1660 [ 74.023141] ? sctp_bind_addr_copy+0xe6/0x26d [ 74.027617] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 74.033316] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 74.039092] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 74.044692] ? dccp_diag_dump+0x20/0x20 [ 74.048649] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 74.053209] sctp_do_sm+0x117/0x52d0 [ 74.056913] ? __lock_acquire+0x792/0x4980 [ 74.061127] ? __kernel_text_address+0xd/0x40 [ 74.065603] ? unwind_get_return_address+0x61/0xa0 [ 74.070514] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.076553] ? mark_held_locks+0x130/0x130 [ 74.080875] ? check_noncircular+0x20/0x20 [ 74.085086] ? save_stack+0xa9/0xd0 [ 74.088691] ? save_stack+0x43/0xd0 [ 74.092294] ? kasan_kmalloc+0xc7/0xe0 [ 74.096158] ? kasan_slab_alloc+0x12/0x20 [ 74.100303] ? kmem_cache_alloc+0x12e/0x730 [ 74.104629] ? find_held_lock+0x36/0x1d0 [ 74.108694] ? mark_held_locks+0xc7/0x130 [ 74.112833] ? ktime_get+0x1a6/0x240 [ 74.116547] ? kvm_clock_read+0x18/0x30 [ 74.120501] ? kvm_clock_get_cycles+0x9/0x10 [ 74.124895] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.129120] sctp_inq_push+0x1aa/0x240 [ 74.132989] sctp_backlog_rcv+0x153/0xb90 [ 74.137119] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.141508] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.146069] ? sctp_hash_obj+0x640/0x640 [ 74.150108] ? __release_sock+0xd0/0x360 [ 74.154159] ? __release_sock+0xd0/0x360 [ 74.158202] ? __local_bh_enable_ip+0x160/0x260 [ 74.162861] __release_sock+0x10c/0x360 [ 74.166819] release_sock+0x4f/0x180 [ 74.170512] sctp_wait_for_connect+0x22c/0x4c0 [ 74.175079] ? refcount_inc_checked+0x30/0x30 [ 74.179557] ? sctp_get_port_local+0x14d0/0x14d0 [ 74.184307] ? finish_wait+0x290/0x290 [ 74.188207] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.192620] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 74.197277] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.202013] ? find_held_lock+0x36/0x1d0 [ 74.206057] ? sctp_transport_lookup_process+0x130/0x130 [ 74.211488] ? lock_downgrade+0x860/0x860 [ 74.215618] ? kasan_check_read+0x11/0x20 [ 74.219750] sctp_sendmsg+0xd4f/0x17e0 [ 74.223616] ? rw_copy_check_uvector+0x66/0x340 [ 74.228269] ? sctp_id2assoc+0x250/0x250 [ 74.232311] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.237662] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.242411] inet_sendmsg+0x10d/0x450 [ 74.246190] ? security_socket_sendmsg+0x50/0x90 [ 74.250923] ? ipip_gro_receive+0xf0/0xf0 [ 74.255046] sock_sendmsg+0xb7/0xf0 [ 74.258673] ___sys_sendmsg+0x649/0x950 [ 74.262625] ? find_held_lock+0x36/0x1d0 [ 74.266674] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.271415] ? __fget+0x278/0x400 [ 74.274857] ? kasan_check_read+0x11/0x20 [ 74.278983] ? __fget+0x295/0x400 [ 74.282416] ? __f_unlock_pos+0xd/0x10 [ 74.286283] ? __fget_light+0x174/0x1e0 [ 74.290235] ? __fdget+0xe/0x10 [ 74.293495] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.298328] __sys_sendmsg+0xd9/0x180 [ 74.302109] ? __ia32_sys_shutdown+0x70/0x70 [ 74.306495] ? __sb_end_write+0xa4/0xd0 [ 74.310449] ? kasan_check_write+0x14/0x20 [ 74.314674] ? fput+0x18/0x120 [ 74.317849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.323224] __x64_sys_sendmsg+0x73/0xb0 [ 74.327265] do_syscall_64+0xd6/0x4e0 [ 74.331044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.336212] RIP: 0033:0x458da9 [ 74.339387] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.358267] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.365952] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 74.373199] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.380446] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.387695] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 74.394944] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.402217] CPU: 0 PID: 7266 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 74.409931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.419275] Call Trace: [ 74.419287] dump_stack+0x123/0x177 [ 74.419298] should_fail.cold.4+0x5/0x13 [ 74.419309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.419318] ? __lock_acquire+0x792/0x4980 [ 74.419327] __should_failslab+0xba/0xf0 [ 74.442930] should_failslab+0x9/0x14 [ 74.446752] kmem_cache_alloc_node+0x56/0x730 [ 74.451251] __alloc_skb+0xa7/0x580 [ 74.454870] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.454878] ? find_held_lock+0x36/0x1d0 [ 74.454890] sctp_packet_transmit+0x343/0x3580 [ 74.454898] ? sctp_packet_config+0x7aa/0xea0 [ 74.454903] ? lock_downgrade+0x860/0x860 [ 74.454912] ? kasan_check_read+0x11/0x20 [ 74.454922] ? sctp_packet_config+0xea0/0xea0 2019/11/29 16:35:27 executed programs: 81 [ 74.454931] ? sctp_packet_append_chunk+0x890/0xef0 [ 74.454938] ? sctp_outq_select_transport+0x1fa/0x730 [ 74.454947] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 74.454956] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.454964] ? sctp_verify_init+0x1660/0x1660 [ 74.454974] sctp_outq_flush+0xd0/0x22f0 [ 74.454981] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 74.454990] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 74.454996] ? __sctp_outq_teardown+0xc30/0xc30 [ 74.455005] ? sctp_outq_tail+0x58c/0x970 [ 74.467920] sctp_outq_uncork+0x49/0x60 [ 74.485136] sctp_do_sm+0x364e/0x52d0 [ 74.485146] ? __lock_acquire+0x792/0x4980 [ 74.485157] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.485167] ? mark_held_locks+0x130/0x130 [ 74.485174] ? check_noncircular+0x20/0x20 [ 74.485180] ? save_stack+0xa9/0xd0 [ 74.485186] ? save_stack+0x43/0xd0 [ 74.485190] ? kasan_kmalloc+0xc7/0xe0 [ 74.485194] ? kasan_slab_alloc+0x12/0x20 [ 74.485198] ? kmem_cache_alloc+0x12e/0x730 [ 74.485205] ? find_held_lock+0x36/0x1d0 [ 74.485213] ? mark_held_locks+0xc7/0x130 [ 74.485221] ? ktime_get+0x1a6/0x240 [ 74.485231] ? kvm_clock_read+0x18/0x30 [ 74.501010] ? kvm_clock_get_cycles+0x9/0x10 [ 74.514972] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.514988] sctp_inq_push+0x1aa/0x240 [ 74.514996] sctp_backlog_rcv+0x153/0xb90 [ 74.515003] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.515011] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.515015] ? sctp_hash_obj+0x640/0x640 [ 74.515021] ? __release_sock+0xd0/0x360 [ 74.515025] ? __release_sock+0xd0/0x360 [ 74.515033] ? __local_bh_enable_ip+0x160/0x260 [ 74.515041] __release_sock+0x10c/0x360 [ 74.515050] release_sock+0x4f/0x180 [ 74.515057] sctp_wait_for_connect+0x22c/0x4c0 [ 74.515063] ? refcount_inc_checked+0x30/0x30 [ 74.515074] ? sctp_get_port_local+0x14d0/0x14d0 [ 74.515079] ? finish_wait+0x290/0x290 [ 74.515087] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.515096] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 74.567861] FAULT_INJECTION: forcing a failure. [ 74.567861] name failslab, interval 1, probability 0, space 0, times 0 [ 74.569287] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.569295] ? find_held_lock+0x36/0x1d0 [ 74.693836] ? sctp_transport_lookup_process+0x130/0x130 [ 74.699267] ? lock_downgrade+0x860/0x860 [ 74.703393] ? kasan_check_read+0x11/0x20 [ 74.707523] sctp_sendmsg+0xd4f/0x17e0 [ 74.711389] ? rw_copy_check_uvector+0x66/0x340 [ 74.716046] ? sctp_id2assoc+0x250/0x250 [ 74.720087] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.725443] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.730182] inet_sendmsg+0x10d/0x450 [ 74.733961] ? security_socket_sendmsg+0x50/0x90 [ 74.738695] ? ipip_gro_receive+0xf0/0xf0 [ 74.742819] sock_sendmsg+0xb7/0xf0 [ 74.746426] ___sys_sendmsg+0x649/0x950 [ 74.750378] ? find_held_lock+0x36/0x1d0 [ 74.754417] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.759149] ? __fget+0x278/0x400 [ 74.762583] ? kasan_check_read+0x11/0x20 [ 74.766708] ? __fget+0x295/0x400 [ 74.770153] ? __f_unlock_pos+0xd/0x10 [ 74.774022] ? __fget_light+0x174/0x1e0 [ 74.777975] ? __fdget+0xe/0x10 [ 74.781234] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.786053] __sys_sendmsg+0xd9/0x180 [ 74.789831] ? __ia32_sys_shutdown+0x70/0x70 [ 74.794226] ? __sb_end_write+0xa4/0xd0 [ 74.798180] ? kasan_check_write+0x14/0x20 [ 74.802399] ? fput+0x18/0x120 [ 74.805585] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.810929] __x64_sys_sendmsg+0x73/0xb0 [ 74.814977] do_syscall_64+0xd6/0x4e0 [ 74.818755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.823929] RIP: 0033:0x458da9 [ 74.827108] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.845988] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.853691] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 74.860942] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.868192] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.875439] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 74.882689] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.889949] CPU: 1 PID: 7277 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 [ 74.897660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.907011] Call Trace: [ 74.909596] dump_stack+0x123/0x177 [ 74.913227] should_fail.cold.4+0x5/0x13 [ 74.917284] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.922376] ? sctp_stream_alloc_in+0x23/0x230 [ 74.926936] ? sctp_stream_init+0x1ba/0x330 [ 74.931229] ? sctp_process_init+0x1c24/0x2d50 [ 74.935786] ? sctp_do_sm+0x98b/0x52d0 [ 74.939648] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.944030] ? sctp_inq_push+0x1aa/0x240 [ 74.948064] ? sctp_backlog_rcv+0x153/0xb90 [ 74.952361] ? __release_sock+0x10c/0x360 [ 74.956485] __should_failslab+0xba/0xf0 [ 74.960535] should_failslab+0x9/0x14 [ 74.964320] kmem_cache_alloc+0x47/0x730 [ 74.968410] ? save_stack+0x43/0xd0 [ 74.972011] ? kasan_kmalloc+0xc7/0xe0 [ 74.975878] ? __kmalloc+0x15b/0x770 [ 74.981567] ? sctp_tsnmap_init+0x161/0x220 [ 74.985864] ? sctp_process_init+0x1bb0/0x2d50 [ 74.990426] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 74.996026] ? __sys_sendmsg+0xd9/0x180 [ 74.999979] idr_get_free+0x4ec/0xa17 [ 75.003757] idr_alloc_u32+0x146/0x360 [ 75.007639] ? rcu_read_lock_sched_held+0x108/0x120 [ 75.012629] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 75.017446] ? memset+0x31/0x40 [ 75.020713] idr_alloc_cyclic+0xeb/0x1e0 [ 75.024753] ? idr_alloc+0xc0/0xc0 [ 75.028269] ? kasan_check_write+0x14/0x20 [ 75.032476] ? do_raw_spin_lock+0xc1/0x230 [ 75.036694] sctp_assoc_set_id+0x76/0x140 [ 75.040816] sctp_process_init+0x205b/0x2d50 [ 75.045204] ? sctp_verify_init+0x1660/0x1660 [ 75.049679] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 75.054271] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 75.058914] ? save_stack+0x43/0xd0 [ 75.062513] ? __kasan_slab_free+0x102/0x150 [ 75.066898] sctp_do_sm+0x98b/0x52d0 [ 75.070586] ? __lock_acquire+0x792/0x4980 [ 75.074796] ? inet_sendmsg+0x10d/0x450 [ 75.078755] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.084792] ? mark_held_locks+0x130/0x130 [ 75.089020] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.094096] ? quarantine_put+0x11b/0x1c0 [ 75.098224] ? find_held_lock+0x36/0x1d0 [ 75.102277] ? kvm_clock_read+0x18/0x30 [ 75.106304] ? kvm_clock_get_cycles+0x9/0x10 [ 75.110710] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.114939] sctp_inq_push+0x1aa/0x240 [ 75.118854] sctp_backlog_rcv+0x153/0xb90 [ 75.122979] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.127365] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.132080] ? sctp_hash_obj+0x640/0x640 [ 75.136131] ? __release_sock+0xd0/0x360 [ 75.140278] ? __release_sock+0xd0/0x360 [ 75.144331] ? __local_bh_enable_ip+0x160/0x260 [ 75.148983] __release_sock+0x10c/0x360 [ 75.152939] release_sock+0x4f/0x180 [ 75.156638] sctp_wait_for_connect+0x22c/0x4c0 [ 75.161199] ? refcount_inc_checked+0x30/0x30 [ 75.165686] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.170419] ? finish_wait+0x290/0x290 [ 75.174283] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.178667] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 75.183309] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.188038] ? find_held_lock+0x36/0x1d0 [ 75.192072] ? sctp_transport_lookup_process+0x130/0x130 [ 75.197495] ? lock_downgrade+0x860/0x860 [ 75.201616] ? kasan_check_read+0x11/0x20 [ 75.205740] sctp_sendmsg+0xd4f/0x17e0 [ 75.209603] ? rw_copy_check_uvector+0x66/0x340 [ 75.214244] ? sctp_id2assoc+0x250/0x250 [ 75.218281] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.223707] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.228442] inet_sendmsg+0x10d/0x450 [ 75.232220] ? security_socket_sendmsg+0x50/0x90 [ 75.236949] ? ipip_gro_receive+0xf0/0xf0 [ 75.241069] sock_sendmsg+0xb7/0xf0 [ 75.244731] ___sys_sendmsg+0x649/0x950 [ 75.248701] ? find_held_lock+0x36/0x1d0 [ 75.252799] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.257538] ? __fget+0x278/0x400 [ 75.260972] ? kasan_check_read+0x11/0x20 [ 75.265103] ? __fget+0x295/0x400 [ 75.268580] ? __f_unlock_pos+0xd/0x10 [ 75.272446] ? __fget_light+0x174/0x1e0 [ 75.276400] ? __fdget+0xe/0x10 [ 75.279659] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.284513] __sys_sendmsg+0xd9/0x180 [ 75.288303] ? __ia32_sys_shutdown+0x70/0x70 [ 75.292734] ? __sb_end_write+0xa4/0xd0 [ 75.296699] ? kasan_check_write+0x14/0x20 [ 75.300915] ? fput+0x18/0x120 [ 75.304092] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.309439] __x64_sys_sendmsg+0x73/0xb0 [ 75.313567] do_syscall_64+0xd6/0x4e0 [ 75.317433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.322597] RIP: 0033:0x458da9 [ 75.325765] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.344653] RSP: 002b:00007f17a92b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.352344] RAX: ffffffffffffffda RBX: 00007f17a92b1c90 RCX: 0000000000458da9 [ 75.359591] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.366836] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.374081] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17a92b26d4 [ 75.381324] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 75.394615] FAULT_INJECTION: forcing a failure. [ 75.394615] name failslab, interval 1, probability 0, space 0, times 0 [ 75.410131] FAULT_INJECTION: forcing a failure. [ 75.410131] name failslab, interval 1, probability 0, space 0, times 0 [ 75.414444] CPU: 0 PID: 7274 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 75.429027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.429031] Call Trace: [ 75.429041] dump_stack+0x123/0x177 [ 75.429052] should_fail.cold.4+0x5/0x13 [ 75.429058] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.429065] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.444590] __should_failslab+0xba/0xf0 [ 75.463692] should_failslab+0x9/0x14 [ 75.467487] kmem_cache_alloc_trace+0x4b/0x750 [ 75.472052] ? __lock_is_held+0xb5/0x140 [ 75.476100] flex_array_alloc+0x19e/0x270 [ 75.480233] fa_alloc+0x14/0x50 [ 75.483490] sctp_stream_alloc_in+0x23/0x230 [ 75.487876] sctp_stream_init+0x1ba/0x330 [ 75.492001] ? sctp_tsnmap_init+0x161/0x220 [ 75.497263] sctp_process_init+0x1c24/0x2d50 [ 75.501665] ? sctp_verify_init+0x1660/0x1660 [ 75.506140] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 75.510705] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 75.515392] ? save_stack+0x43/0xd0 [ 75.519007] ? __kasan_slab_free+0x102/0x150 [ 75.523415] sctp_do_sm+0x98b/0x52d0 [ 75.526192] FAULT_INJECTION: forcing a failure. [ 75.526192] name failslab, interval 1, probability 0, space 0, times 0 [ 75.527121] ? __lock_acquire+0x792/0x4980 [ 75.542508] ? inet_sendmsg+0x10d/0x450 [ 75.546472] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.552513] ? mark_held_locks+0x130/0x130 [ 75.556735] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.561825] ? quarantine_put+0x11b/0x1c0 [ 75.565957] ? find_held_lock+0x36/0x1d0 [ 75.570020] ? kvm_clock_read+0x18/0x30 [ 75.573975] ? kvm_clock_get_cycles+0x9/0x10 [ 75.578370] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.582595] sctp_inq_push+0x1aa/0x240 [ 75.586468] sctp_backlog_rcv+0x153/0xb90 [ 75.590595] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.594987] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.599561] ? sctp_hash_obj+0x640/0x640 [ 75.603603] ? __release_sock+0xd0/0x360 [ 75.607642] ? __release_sock+0xd0/0x360 [ 75.611687] ? __local_bh_enable_ip+0x160/0x260 [ 75.616475] __release_sock+0x10c/0x360 [ 75.620467] release_sock+0x4f/0x180 [ 75.624186] sctp_wait_for_connect+0x22c/0x4c0 [ 75.628756] ? refcount_inc_checked+0x30/0x30 [ 75.633244] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.637988] ? finish_wait+0x290/0x290 [ 75.641863] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.646251] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 75.650923] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.655669] ? find_held_lock+0x36/0x1d0 [ 75.659740] ? sctp_transport_lookup_process+0x130/0x130 [ 75.659744] FAULT_INJECTION: forcing a failure. [ 75.659744] name failslab, interval 1, probability 0, space 0, times 0 [ 75.676358] ? lock_downgrade+0x860/0x860 [ 75.680498] ? kasan_check_read+0x11/0x20 [ 75.684633] sctp_sendmsg+0xd4f/0x17e0 [ 75.688506] ? rw_copy_check_uvector+0x66/0x340 [ 75.693154] ? sctp_id2assoc+0x250/0x250 [ 75.697207] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.702562] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.707308] inet_sendmsg+0x10d/0x450 [ 75.711092] ? security_socket_sendmsg+0x50/0x90 [ 75.715840] ? ipip_gro_receive+0xf0/0xf0 [ 75.719977] sock_sendmsg+0xb7/0xf0 [ 75.723597] ___sys_sendmsg+0x649/0x950 [ 75.727556] ? find_held_lock+0x36/0x1d0 [ 75.731602] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.736345] ? __fget+0x278/0x400 [ 75.739790] ? kasan_check_read+0x11/0x20 [ 75.743917] ? __fget+0x295/0x400 [ 75.747357] ? __f_unlock_pos+0xd/0x10 [ 75.751228] ? __fget_light+0x174/0x1e0 [ 75.755189] ? __fdget+0xe/0x10 [ 75.758453] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.763287] __sys_sendmsg+0xd9/0x180 [ 75.767070] ? __ia32_sys_shutdown+0x70/0x70 [ 75.771460] ? __sb_end_write+0xa4/0xd0 [ 75.775423] ? kasan_check_write+0x14/0x20 [ 75.779646] ? fput+0x18/0x120 [ 75.782823] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.788165] __x64_sys_sendmsg+0x73/0xb0 [ 75.792207] do_syscall_64+0xd6/0x4e0 [ 75.795993] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.801164] RIP: 0033:0x458da9 [ 75.804334] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.823225] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.830915] RAX: ffffffffffffffda RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 75.838516] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.845859] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.853107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 75.860358] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 75.867623] CPU: 1 PID: 7281 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 75.875339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.884713] Call Trace: [ 75.887302] dump_stack+0x123/0x177 [ 75.889227] FAULT_INJECTION: forcing a failure. [ 75.889227] name failslab, interval 1, probability 0, space 0, times 0 [ 75.890936] should_fail.cold.4+0x5/0x13 [ 75.890944] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.890952] ? lock_downgrade+0x860/0x860 [ 75.890969] __should_failslab+0xba/0xf0 [ 75.919429] should_failslab+0x9/0x14 [ 75.923209] kmem_cache_alloc_node+0x56/0x730 [ 75.927682] ? mark_held_locks+0xc7/0x130 [ 75.931810] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 75.936895] __alloc_skb+0xa7/0x580 [ 75.940506] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.944809] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 75.949896] ? add_timer+0x39c/0x930 [ 75.953724] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 75.959079] _sctp_make_chunk+0x3f/0x260 [ 75.963130] sctp_make_cookie_echo+0x85/0x160 [ 75.967610] sctp_do_sm+0x2849/0x52d0 [ 75.971422] ? __lock_acquire+0x792/0x4980 [ 75.975652] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.981704] ? mark_held_locks+0x130/0x130 [ 75.985920] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.991097] ? quarantine_put+0x11b/0x1c0 [ 75.995232] ? find_held_lock+0x36/0x1d0 [ 75.999301] ? kvm_clock_read+0x18/0x30 [ 76.003270] ? kvm_clock_get_cycles+0x9/0x10 [ 76.007674] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.011906] sctp_inq_push+0x1aa/0x240 [ 76.015783] sctp_backlog_rcv+0x153/0xb90 [ 76.019913] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.024322] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.028883] ? sctp_hash_obj+0x640/0x640 [ 76.032925] ? __release_sock+0xd0/0x360 [ 76.036965] ? __release_sock+0xd0/0x360 [ 76.041007] ? __local_bh_enable_ip+0x160/0x260 [ 76.045657] __release_sock+0x10c/0x360 [ 76.049621] release_sock+0x4f/0x180 [ 76.053319] sctp_wait_for_connect+0x22c/0x4c0 [ 76.057880] ? refcount_inc_checked+0x30/0x30 [ 76.062359] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.067093] ? finish_wait+0x290/0x290 [ 76.070959] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.075345] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 76.079995] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.084729] ? find_held_lock+0x36/0x1d0 [ 76.088769] ? sctp_transport_lookup_process+0x130/0x130 [ 76.094283] ? lock_downgrade+0x860/0x860 [ 76.098412] ? kasan_check_read+0x11/0x20 [ 76.102546] sctp_sendmsg+0xd4f/0x17e0 [ 76.106426] ? rw_copy_check_uvector+0x66/0x340 [ 76.111084] ? sctp_id2assoc+0x250/0x250 [ 76.115132] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.120494] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.125240] inet_sendmsg+0x10d/0x450 [ 76.129023] ? security_socket_sendmsg+0x50/0x90 [ 76.133759] ? ipip_gro_receive+0xf0/0xf0 [ 76.137907] sock_sendmsg+0xb7/0xf0 [ 76.141530] ___sys_sendmsg+0x649/0x950 [ 76.145488] ? find_held_lock+0x36/0x1d0 [ 76.149535] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.154277] ? __fget+0x278/0x400 [ 76.157716] ? kasan_check_read+0x11/0x20 [ 76.161848] ? __fget+0x295/0x400 [ 76.165290] ? __f_unlock_pos+0xd/0x10 [ 76.169158] ? __fget_light+0x174/0x1e0 [ 76.173110] ? __fdget+0xe/0x10 [ 76.176379] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.181206] __sys_sendmsg+0xd9/0x180 [ 76.184994] ? __ia32_sys_shutdown+0x70/0x70 [ 76.189390] ? __sb_end_write+0xa4/0xd0 [ 76.193350] ? kasan_check_write+0x14/0x20 [ 76.197578] ? fput+0x18/0x120 [ 76.200761] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.206104] __x64_sys_sendmsg+0x73/0xb0 [ 76.210160] do_syscall_64+0xd6/0x4e0 [ 76.213946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.219116] RIP: 0033:0x458da9 [ 76.222287] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.241172] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.248859] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 76.256110] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.263359] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.270610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 76.277857] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.285124] CPU: 0 PID: 7290 Comm: syz-executor.0 Not tainted 4.19.86-syzkaller #0 [ 76.292835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.302185] Call Trace: [ 76.304757] dump_stack+0x123/0x177 [ 76.309166] should_fail.cold.4+0x5/0x13 [ 76.313229] ? kasan_unpoison_shadow+0x35/0x50 [ 76.317810] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.322921] ? __kmalloc_node_track_caller+0x50/0x70 [ 76.328020] __should_failslab+0xba/0xf0 [ 76.332086] should_failslab+0x9/0x14 [ 76.335883] kmem_cache_alloc+0x47/0x730 [ 76.339932] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.344240] sctp_chunkify+0x46/0x270 [ 76.348025] _sctp_make_chunk+0x128/0x260 [ 76.352162] sctp_make_init_ack+0x9ed/0x13f0 [ 76.356553] ? sctp_make_init+0xc20/0xc20 [ 76.360679] ? crng_backtrack_protect+0x80/0x80 [ 76.365439] ? sctp_verify_init+0x1660/0x1660 [ 76.369931] ? sctp_bind_addr_copy+0xe6/0x26d [ 76.374407] ? sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 76.380186] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 76.385972] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 76.391585] ? dccp_diag_dump+0x20/0x20 [ 76.395550] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 76.404104] sctp_do_sm+0x117/0x52d0 [ 76.407803] ? __lock_acquire+0x792/0x4980 [ 76.412021] ? __kernel_text_address+0xd/0x40 [ 76.416494] ? unwind_get_return_address+0x61/0xa0 [ 76.425055] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.431101] ? mark_held_locks+0x130/0x130 [ 76.435324] ? check_noncircular+0x20/0x20 [ 76.439535] ? save_stack+0xa9/0xd0 [ 76.443139] ? save_stack+0x43/0xd0 [ 76.446743] ? kasan_kmalloc+0xc7/0xe0 [ 76.450623] ? kasan_slab_alloc+0x12/0x20 [ 76.454748] ? kmem_cache_alloc+0x12e/0x730 [ 76.459049] ? find_held_lock+0x36/0x1d0 [ 76.463090] ? mark_held_locks+0xc7/0x130 [ 76.467220] ? ktime_get+0x1a6/0x240 [ 76.470933] ? kvm_clock_read+0x18/0x30 [ 76.474888] ? kvm_clock_get_cycles+0x9/0x10 [ 76.479280] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.483499] sctp_inq_push+0x1aa/0x240 [ 76.487392] sctp_backlog_rcv+0x153/0xb90 [ 76.491523] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.495910] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.500472] ? sctp_hash_obj+0x640/0x640 [ 76.504519] ? __release_sock+0xd0/0x360 [ 76.508562] ? __release_sock+0xd0/0x360 [ 76.512628] ? __local_bh_enable_ip+0x160/0x260 [ 76.517712] __release_sock+0x10c/0x360 [ 76.521845] release_sock+0x4f/0x180 [ 76.525545] sctp_wait_for_connect+0x22c/0x4c0 [ 76.530123] ? refcount_inc_checked+0x30/0x30 [ 76.534603] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.539352] ? finish_wait+0x290/0x290 [ 76.543231] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.547625] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 76.552282] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.557019] ? find_held_lock+0x36/0x1d0 [ 76.561064] ? sctp_transport_lookup_process+0x130/0x130 [ 76.566499] ? lock_downgrade+0x860/0x860 [ 76.570632] ? kasan_check_read+0x11/0x20 [ 76.574764] sctp_sendmsg+0xd4f/0x17e0 [ 76.578630] ? rw_copy_check_uvector+0x66/0x340 [ 76.583278] ? sctp_id2assoc+0x250/0x250 [ 76.587324] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.592690] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.597429] inet_sendmsg+0x10d/0x450 [ 76.601209] ? security_socket_sendmsg+0x50/0x90 [ 76.605945] ? ipip_gro_receive+0xf0/0xf0 [ 76.610087] sock_sendmsg+0xb7/0xf0 [ 76.613702] ___sys_sendmsg+0x649/0x950 [ 76.617653] ? find_held_lock+0x36/0x1d0 [ 76.621692] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.626432] ? __fget+0x278/0x400 [ 76.629872] ? kasan_check_read+0x11/0x20 [ 76.634000] ? __fget+0x295/0x400 [ 76.637436] ? __f_unlock_pos+0xd/0x10 [ 76.641309] ? __fget_light+0x174/0x1e0 [ 76.645264] ? __fdget+0xe/0x10 [ 76.648528] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.653349] __sys_sendmsg+0xd9/0x180 [ 76.657142] ? __ia32_sys_shutdown+0x70/0x70 [ 76.661529] ? __sb_end_write+0xa4/0xd0 [ 76.665484] ? kasan_check_write+0x14/0x20 [ 76.669737] ? fput+0x18/0x120 [ 76.672911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.678403] __x64_sys_sendmsg+0x73/0xb0 [ 76.682450] do_syscall_64+0xd6/0x4e0 [ 76.686251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.691427] RIP: 0033:0x458da9 [ 76.694612] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.713511] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.721200] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 76.728454] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.735707] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.742964] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 76.750229] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.757493] CPU: 1 PID: 7279 Comm: syz-executor.3 Not tainted 4.19.86-syzkaller #0 [ 76.765211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.774565] Call Trace: [ 76.776710] FAULT_INJECTION: forcing a failure. [ 76.776710] name failslab, interval 1, probability 0, space 0, times 0 [ 76.777147] dump_stack+0x123/0x177 [ 76.777159] should_fail.cold.4+0x5/0x13 [ 76.777167] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.777175] ? find_held_lock+0x36/0x1d0 [ 76.777187] __should_failslab+0xba/0xf0 [ 76.777194] should_failslab+0x9/0x14 [ 76.777203] kmem_cache_alloc_trace+0x4b/0x750 [ 76.817494] ? kasan_check_read+0x11/0x20 [ 76.821622] sctp_add_bind_addr+0x5f/0x320 [ 76.825839] sctp_copy_local_addr_list+0x2bb/0x400 [ 76.830745] ? sctp_defaults_init+0xb10/0xb10 [ 76.835222] ? get_random_bytes+0x2f/0x40 [ 76.840748] ? crng_backtrack_protect+0x80/0x80 [ 76.845409] sctp_copy_one_addr+0x47/0xf0 [ 76.849544] ? sctp_copy_one_addr+0x47/0xf0 [ 76.853846] sctp_bind_addr_copy+0xe6/0x26d [ 76.858147] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 76.864619] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 76.869181] ? sctp_autobind+0x1e0/0x1e0 [ 76.873232] ? __local_bh_enable_ip+0x160/0x260 [ 76.877988] ? lock_sock_nested+0xc5/0x100 [ 76.882208] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.886764] ? __local_bh_enable_ip+0x160/0x260 [ 76.891408] ? lock_sock_nested+0x82/0x100 [ 76.895618] ? trace_hardirqs_on+0x28/0x190 [ 76.899917] ? lock_sock_nested+0x82/0x100 [ 76.904128] ? __local_bh_enable_ip+0x160/0x260 [ 76.908779] sctp_sendmsg+0x116e/0x17e0 [ 76.912730] ? rw_copy_check_uvector+0x66/0x340 [ 76.917378] ? sctp_id2assoc+0x250/0x250 [ 76.921419] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.926782] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.931530] inet_sendmsg+0x10d/0x450 [ 76.935317] ? security_socket_sendmsg+0x50/0x90 [ 76.940060] ? ipip_gro_receive+0xf0/0xf0 [ 76.944201] sock_sendmsg+0xb7/0xf0 [ 76.947829] ___sys_sendmsg+0x649/0x950 [ 76.951801] ? find_held_lock+0x36/0x1d0 [ 76.955848] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.960593] ? __fget+0x278/0x400 [ 76.964030] ? kasan_check_read+0x11/0x20 [ 76.968286] ? __fget+0x295/0x400 [ 76.971723] ? __f_unlock_pos+0xd/0x10 [ 76.975590] ? __fget_light+0x174/0x1e0 [ 76.979550] ? __fdget+0xe/0x10 [ 76.982807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.987628] __sys_sendmsg+0xd9/0x180 [ 76.991417] ? __ia32_sys_shutdown+0x70/0x70 [ 76.995806] ? __sb_end_write+0xa4/0xd0 [ 76.999765] ? kasan_check_write+0x14/0x20 [ 77.003987] ? fput+0x18/0x120 [ 77.007167] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.012509] __x64_sys_sendmsg+0x73/0xb0 [ 77.016552] do_syscall_64+0xd6/0x4e0 [ 77.020346] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.025523] RIP: 0033:0x458da9 [ 77.028692] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.047581] RSP: 002b:00007ff520181c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.055275] RAX: ffffffffffffffda RBX: 00007ff520181c90 RCX: 0000000000458da9 [ 77.062523] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 77.069856] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.077102] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5201826d4 [ 77.084351] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.091616] CPU: 0 PID: 7292 Comm: syz-executor.1 Not tainted 4.19.86-syzkaller #0 [ 77.099334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.099338] Call Trace: [ 77.099353] dump_stack+0x123/0x177 [ 77.099364] should_fail.cold.4+0x5/0x13 [ 77.099371] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.099376] ? sctp_stream_alloc_in+0x23/0x230 [ 77.099379] ? sctp_stream_init+0x1ba/0x330 [ 77.099384] ? sctp_process_init+0x1c24/0x2d50 [ 77.099390] ? sctp_do_sm+0x98b/0x52d0 [ 77.099393] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.099400] ? sctp_inq_push+0x1aa/0x240 [ 77.137482] ? sctp_backlog_rcv+0x153/0xb90 [ 77.154089] ? __release_sock+0x10c/0x360 [ 77.158237] __should_failslab+0xba/0xf0 [ 77.162658] should_failslab+0x9/0x14 [ 77.166442] kmem_cache_alloc+0x47/0x730 [ 77.170493] ? save_stack+0x43/0xd0 [ 77.174110] ? kasan_kmalloc+0xc7/0xe0 [ 77.177976] ? __kmalloc+0x15b/0x770 [ 77.181672] ? sctp_tsnmap_init+0x161/0x220 [ 77.185973] ? sctp_process_init+0x1bb0/0x2d50 [ 77.190644] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 77.196262] ? __sys_sendmsg+0xd9/0x180 [ 77.200218] idr_get_free+0x4ec/0xa17 [ 77.204018] idr_alloc_u32+0x146/0x360 [ 77.207885] ? rcu_read_lock_sched_held+0x108/0x120 [ 77.212893] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 77.217732] ? memset+0x31/0x40 [ 77.221007] idr_alloc_cyclic+0xeb/0x1e0 [ 77.221014] ? idr_alloc+0xc0/0xc0 [ 77.221021] ? kasan_check_write+0x14/0x20 [ 77.221029] ? do_raw_spin_lock+0xc1/0x230 [ 77.232922] sctp_assoc_set_id+0x76/0x140 [ 77.232930] sctp_process_init+0x205b/0x2d50 [ 77.232945] ? sctp_verify_init+0x1660/0x1660 [ 77.232954] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 77.254718] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 77.259402] ? save_stack+0x43/0xd0 [ 77.263009] ? __kasan_slab_free+0x102/0x150 [ 77.267402] sctp_do_sm+0x98b/0x52d0 [ 77.271103] ? __lock_acquire+0x792/0x4980 [ 77.275320] ? inet_sendmsg+0x10d/0x450 [ 77.279276] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.285322] ? mark_held_locks+0x130/0x130 [ 77.289086] kasan: CONFIG_KASAN_INLINE enabled [ 77.289561] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 77.289570] ? quarantine_put+0x11b/0x1c0 [ 77.289582] ? find_held_lock+0x36/0x1d0 [ 77.294396] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 77.299358] ? kvm_clock_read+0x18/0x30 [ 77.299362] ? kvm_clock_get_cycles+0x9/0x10 [ 77.299370] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.299385] sctp_inq_push+0x1aa/0x240 [ 77.299394] sctp_backlog_rcv+0x153/0xb90 [ 77.299401] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.299407] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.299412] ? sctp_hash_obj+0x640/0x640 [ 77.299419] ? __release_sock+0xd0/0x360 [ 77.314821] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 77.314935] ? __release_sock+0xd0/0x360 [ 77.318889] CPU: 1 PID: 7274 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 [ 77.323270] ? __local_bh_enable_ip+0x160/0x260 [ 77.327476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.331337] __release_sock+0x10c/0x360 [ 77.335457] RIP: 0010:flex_array_get+0x23/0x240 [ 77.339836] release_sock+0x4f/0x180 [ 77.344474] 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 [ 77.348512] sctp_wait_for_connect+0x22c/0x4c0 [ 77.352542] RSP: 0018:ffff8880939975a0 EFLAGS: 00010286 [ 77.358754] ? refcount_inc_checked+0x30/0x30 [ 77.370475] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.375113] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110123694b6 [ 77.384469] ? finish_wait+0x290/0x290 [ 77.388426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.393788] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.397477] RBP: ffff8880939975d0 R08: ffff888093997908 R09: ffffed1015d64732 [ 77.416449] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 77.421004] R10: ffffed1015d64732 R11: 0000000000000000 R12: ffff88809399e500 [ 77.426353] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.430814] R13: ffff8880755828c4 R14: ffff888093607700 R15: 1ffff11012733d88 [ 77.435545] ? find_held_lock+0x36/0x1d0 [ 77.442790] FS: 00007f4097c65700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 77.446652] ? sctp_transport_lookup_process+0x130/0x130 [ 77.453895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.458280] ? lock_downgrade+0x860/0x860 [ 77.465525] CR2: 00007f919df77518 CR3: 000000008ae47000 CR4: 00000000001406e0 [ 77.465530] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.470173] ? kasan_check_read+0x11/0x20 [ 77.477416] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.482151] sctp_sendmsg+0xd4f/0x17e0 [ 77.489408] Call Trace: [ 77.493466] ? rw_copy_check_uvector+0x66/0x340 [ 77.501669] ? sctp_sched_dequeue_common+0xfa/0x310 [ 77.507092] ? sctp_id2assoc+0x250/0x250 [ 77.512961] sctp_sched_dequeue_done+0x1d8/0x300 [ 77.517082] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.524329] __sctp_outq_teardown+0x660/0xc30 [ 77.531580] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.535697] ? sock_def_wakeup+0xd7/0x1b0 [ 77.542946] inet_sendmsg+0x10d/0x450 [ 77.546805] sctp_outq_free+0x9/0x10 [ 77.549364] ? security_socket_sendmsg+0x50/0x90 [ 77.554005] sctp_association_free+0x1d5/0x711 [ 77.558998] ? ipip_gro_receive+0xf0/0xf0 [ 77.563035] sctp_do_sm+0x91e/0x52d0 [ 77.563043] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.567791] sock_sendmsg+0xb7/0xf0 [ 77.573128] ? mark_held_locks+0x130/0x130 [ 77.577598] ___sys_sendmsg+0x649/0x950 [ 77.582327] ? mark_held_locks+0x130/0x130 [ 77.586448] ? find_held_lock+0x36/0x1d0 [ 77.590222] ? check_noncircular+0x20/0x20 [ 77.593921] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.598648] ? find_held_lock+0x36/0x1d0 [ 77.603212] ? __fget+0x278/0x400 [ 77.607333] ? mark_held_locks+0xc7/0x130 [ 77.611021] ? kasan_check_read+0x11/0x20 [ 77.617054] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 77.620653] ? __fget+0x295/0x400 [ 77.624861] ? skb_dequeue+0x11d/0x1b0 [ 77.628810] ? __f_unlock_pos+0xd/0x10 [ 77.633014] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.637060] ? __fget_light+0x174/0x1e0 [ 77.641291] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 77.646021] ? __fdget+0xe/0x10 [ 77.650060] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 77.653499] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.657625] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 77.661747] __sys_sendmsg+0xd9/0x180 [ 77.666825] sctp_close+0x354/0x750 [ 77.670252] ? __ia32_sys_shutdown+0x70/0x70 [ 77.674116] ? sctp_init_sock+0x1230/0x1230 [ 77.677986] ? __sb_end_write+0xa4/0xd0 [ 77.682554] ? lock_acquire+0x173/0x3d0 [ 77.686502] ? kasan_check_write+0x14/0x20 [ 77.691583] ? __sock_release+0x7d/0x2a0 [ 77.694834] ? fput+0x18/0x120 [ 77.699911] inet_release+0xde/0x1c0 [ 77.704728] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.709283] __sock_release+0xc7/0x2a0 [ 77.713058] __x64_sys_sendmsg+0x73/0xb0 [ 77.716657] sock_close+0x10/0x20 [ 77.721042] do_syscall_64+0xd6/0x4e0 [ 77.725335] __fput+0x24c/0x7f0 [ 77.729283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.733231] ____fput+0x9/0x10 [ 77.737449] RIP: 0033:0x458da9 [ 77.741483] task_work_run+0x10e/0x190 [ 77.744664] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.748376] get_signal+0x139f/0x1a00 [ 77.753709] RSP: 002b:00007f4917137c78 EFLAGS: 00000246 [ 77.757592] do_signal+0x87/0x1960 [ 77.761634] ORIG_RAX: 000000000000002e [ 77.765087] ? task_work_add+0xbe/0xe0 [ 77.768853] RAX: ffffffffffffffda RBX: 00007f4917137c90 RCX: 0000000000458da9 [ 77.772113] ? setup_sigcontext+0x7d0/0x7d0 [ 77.777276] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.780449] ? __sys_sendmsg+0x15e/0x180 [ 77.783615] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.787494] ? __ia32_sys_shutdown+0x70/0x70 [ 77.806373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49171386d4 [ 77.810150] ? __sb_end_write+0xa4/0xd0 [ 77.815487] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.819005] ? kasan_check_write+0x14/0x20 [ 77.834343] CPU: 0 PID: 7278 Comm: syz-executor.5 Not tainted 4.19.86-syzkaller #0 [ 77.838409] ? fput+0x18/0x120 [ 77.845669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.849798] ? exit_to_usermode_loop+0x3a/0x200 [ 77.857094] Call Trace: [ 77.861479] ? do_syscall_64+0x419/0x4e0 [ 77.868729] dump_stack+0x123/0x177 [ 77.872678] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.879929] should_fail.cold.4+0x5/0x13 [ 77.884135] ? exit_to_usermode_loop+0x3a/0x200 [ 77.891817] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.894988] ? trace_hardirqs_on+0x28/0x190 [ 77.904319] ? find_held_lock+0x36/0x1d0 [ 77.908969] exit_to_usermode_loop+0x114/0x200 [ 77.911528] __should_failslab+0xba/0xf0 [ 77.915565] do_syscall_64+0x419/0x4e0 [ 77.919163] should_failslab+0x9/0x14 [ 77.923719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.927756] kmem_cache_alloc_trace+0x4b/0x750 [ 77.932399] RIP: 0033:0x458da9 [ 77.937481] ? kasan_check_read+0x11/0x20 [ 77.941776] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.945811] sctp_add_bind_addr+0x5f/0x320 [ 77.950362] RSP: 002b:00007f4097c64c78 EFLAGS: 00000246 [ 77.954405] sctp_copy_local_addr_list+0x2bb/0x400 [ 77.958268] ORIG_RAX: 000000000000002e [ 77.962045] ? sctp_defaults_init+0xb10/0xb10 [ 77.967330] RAX: 000000000001fff8 RBX: 00007f4097c64c90 RCX: 0000000000458da9 [ 77.971940] ? get_random_bytes+0x2f/0x40 [ 77.975106] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.979244] ? crng_backtrack_protect+0x80/0x80 [ 77.998123] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.002337] sctp_copy_one_addr+0x47/0xf0 [ 78.007679] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4097c656d4 [ 78.012583] ? sctp_copy_one_addr+0x47/0xf0 [ 78.016527] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.021004] sctp_bind_addr_copy+0xe6/0x26d [ 78.028255] Modules linked in: [ 78.032376] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 78.041983] kobject: 'loop3' (00000000de8f7e70): kobject_uevent_env [ 78.044275] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 78.044282] ? sctp_autobind+0x1e0/0x1e0 [ 78.044287] ? __local_bh_enable_ip+0x160/0x260 [ 78.044294] ? lock_sock_nested+0xc5/0x100 [ 78.056221] kobject: 'loop3' (00000000de8f7e70): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 78.062935] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.062941] ? __local_bh_enable_ip+0x160/0x260 [ 78.062948] ? lock_sock_nested+0x82/0x100 [ 78.070529] kobject: 'loop2' (00000000ad24e0ca): kobject_uevent_env [ 78.074525] ? trace_hardirqs_on+0x28/0x190 [ 78.074530] ? lock_sock_nested+0x82/0x100 [ 78.074533] ? lock_sock_nested+0x82/0x100 [ 78.074539] ? __local_bh_enable_ip+0x160/0x260 [ 78.074546] sctp_sendmsg+0x116e/0x17e0 [ 78.081438] kobject: 'loop2' (00000000ad24e0ca): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 78.082133] ? rw_copy_check_uvector+0x66/0x340 [ 78.082140] ? sctp_id2assoc+0x250/0x250 [ 78.082148] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.091931] ---[ end trace 37a621d3d5ae8d9c ]--- [ 78.094058] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.094066] inet_sendmsg+0x10d/0x450 [ 78.094072] ? security_socket_sendmsg+0x50/0x90 [ 78.094077] ? ipip_gro_receive+0xf0/0xf0 [ 78.098729] RIP: 0010:flex_array_get+0x23/0x240 [ 78.102704] sock_sendmsg+0xb7/0xf0 [ 78.102710] ___sys_sendmsg+0x649/0x950 [ 78.102717] ? find_held_lock+0x36/0x1d0 [ 78.102721] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.102727] ? __fget+0x278/0x400 [ 78.109117] 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 [ 78.111584] ? kasan_check_read+0x11/0x20 [ 78.111590] ? __fget+0x295/0x400 [ 78.111597] ? __f_unlock_pos+0xd/0x10 [ 78.111603] ? __fget_light+0x174/0x1e0 [ 78.121263] RSP: 0018:ffff8880939975a0 EFLAGS: 00010286 [ 78.125721] ? __fdget+0xe/0x10 [ 78.125728] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.125736] __sys_sendmsg+0xd9/0x180 [ 78.125742] ? __ia32_sys_shutdown+0x70/0x70 [ 78.125746] ? __sb_end_write+0xa4/0xd0 [ 78.125752] ? kasan_check_write+0x14/0x20 [ 78.125758] ? fput+0x18/0x120 [ 78.125766] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.125774] __x64_sys_sendmsg+0x73/0xb0 [ 78.134649] do_syscall_64+0xd6/0x4e0 [ 78.134658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.134662] RIP: 0033:0x458da9 [ 78.134667] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.134668] RSP: 002b:00007f35b8313c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.134673] RAX: ffffffffffffffda RBX: 00007f35b8313c90 RCX: 0000000000458da9 [ 78.134675] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 78.134677] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.134680] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35b83146d4 [ 78.134682] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.161921] FAULT_INJECTION: forcing a failure. [ 78.161921] name failslab, interval 1, probability 0, space 0, times 0 [ 78.164965] kobject: 'loop1' (0000000002ccbc75): kobject_uevent_env [ 78.177559] FAULT_INJECTION: forcing a failure. [ 78.177559] name failslab, interval 1, probability 0, space 0, times 0 [ 78.185994] FAULT_INJECTION: forcing a failure. [ 78.185994] name failslab, interval 1, probability 0, space 0, times 0 [ 78.189588] FAULT_INJECTION: forcing a failure. [ 78.189588] name failslab, interval 1, probability 0, space 0, times 0 [ 78.191510] FAULT_INJECTION: forcing a failure. [ 78.191510] name failslab, interval 1, probability 0, space 0, times 0 [ 78.196760] CPU: 0 PID: 7296 Comm: syz-executor.0 Tainted: G D 4.19.86-syzkaller #0 [ 78.205341] kobject: 'loop1' (0000000002ccbc75): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 78.208601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.213561] kobject: 'loop5' (000000006db8bf83): kobject_uevent_env [ 78.216853] Call Trace: [ 78.216863] dump_stack+0x123/0x177 [ 78.216872] should_fail.cold.4+0x5/0x13 [ 78.216876] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.216880] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.216887] __should_failslab+0xba/0xf0 [ 78.216892] should_failslab+0x9/0x14 [ 78.216898] __kmalloc+0x70/0x770 [ 78.216902] ? __kmalloc_track_caller+0x319/0x760 [ 78.216909] ? sctp_tsnmap_init+0x161/0x220 [ 78.216913] sctp_tsnmap_init+0x161/0x220 [ 78.216918] sctp_process_init+0x1bb0/0x2d50 [ 78.238312] kobject: 'loop5' (000000006db8bf83): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 78.251983] ? sctp_verify_init+0x1660/0x1660 [ 78.251990] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 78.251994] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 78.252001] ? save_stack+0x43/0xd0 [ 78.252004] ? __kasan_slab_free+0x102/0x150 [ 78.252011] sctp_do_sm+0x98b/0x52d0 [ 78.266493] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110123694b6 [ 78.267390] ? release_sock+0x4f/0x180 [ 78.282557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.284590] ? sctp_wait_for_connect+0x22c/0x4c0 [ 78.284594] ? sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 78.301475] RBP: ffff8880939975d0 R08: ffff888093997908 R09: ffffed1015d64732 [ 78.305676] ? sctp_sendmsg+0xd4f/0x17e0 [ 78.305681] ? inet_sendmsg+0x10d/0x450 [ 78.305691] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.305699] ? mark_held_locks+0x130/0x130 [ 78.305704] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.305709] ? quarantine_put+0x11b/0x1c0 [ 78.305714] ? trace_hardirqs_off+0x41/0x190 [ 78.305718] ? quarantine_put+0x11b/0x1c0 [ 78.305724] ? kmem_cache_free+0x9d/0x290 [ 78.305727] ? trace_hardirqs_on+0x28/0x190 [ 78.305737] ? kvm_clock_read+0x18/0x30 [ 78.305742] ? kvm_clock_get_cycles+0x9/0x10 [ 78.348055] R10: ffffed1015d64732 R11: 0000000000000000 R12: ffff88809399e500 [ 78.348463] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.393354] R13: ffff8880755828c4 R14: ffff888093607700 R15: 1ffff11012733d88 [ 78.395889] sctp_inq_push+0x1aa/0x240 [ 78.395896] sctp_backlog_rcv+0x153/0xb90 [ 78.395901] ? __release_sock+0xd0/0x360 [ 78.395907] ? __local_bh_enable_ip+0x120/0x260 [ 78.395911] ? sctp_hash_obj+0x640/0x640 [ 78.395914] ? __release_sock+0xd0/0x360 [ 78.395917] ? __release_sock+0xd0/0x360 [ 78.395922] ? __local_bh_enable_ip+0x160/0x260 [ 78.395926] __release_sock+0x10c/0x360 [ 78.395932] release_sock+0x4f/0x180 [ 78.395937] sctp_wait_for_connect+0x22c/0x4c0 [ 78.395944] ? refcount_inc_checked+0x30/0x30 [ 78.424673] FS: 00007f4097c65700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 78.424679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.435843] ? sctp_get_port_local+0x14d0/0x14d0 [ 78.435849] ? finish_wait+0x290/0x290 [ 78.435855] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.435860] sctp_sendmsg_to_asoc+0x14dd/0x1b50 [ 78.435868] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 78.435873] ? sctp_epaddr_lookup_transport+0x47d/0x660 [ 78.566233] CR2: 0000000020000040 CR3: 000000008ae47000 CR4: 00000000001406e0 [ 78.572538] ? sctp_transport_lookup_process+0x130/0x130 [ 78.635105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.636592] ? lock_downgrade+0x860/0x860 [ 78.640717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.645013] ? lock_sock_nested+0x82/0x100 [ 78.645021] sctp_sendmsg+0xd4f/0x17e0 [ 78.645028] ? rw_copy_check_uvector+0x66/0x340 [ 78.645032] ? sctp_id2assoc+0x250/0x250 [ 78.645039] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.645050] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.645057] inet_sendmsg+0x10d/0x450 [ 78.706066] Kernel panic - not syncing: Fatal exception [ 78.709490] ? security_socket_sendmsg+0x50/0x90 [ 78.835934] ? ipip_gro_receive+0xf0/0xf0 [ 78.840069] sock_sendmsg+0xb7/0xf0 [ 78.843700] ___sys_sendmsg+0x649/0x950 [ 78.847654] ? get_pid_task+0x80/0x110 [ 78.851524] ? lock_downgrade+0x860/0x860 [ 78.855653] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.860397] ? __fget+0x278/0x400 [ 78.863837] ? __fget+0x9f/0x400 [ 78.867183] ? proc_fail_nth_write+0x13a/0x180 [ 78.871754] ? __fget+0x295/0x400 [ 78.875190] ? kernel_read+0x130/0x130 [ 78.879054] ? __f_unlock_pos+0xd/0x10 [ 78.882931] ? __fget_light+0x174/0x1e0 [ 78.886885] ? __fdget+0xe/0x10 [ 78.890145] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.894967] __sys_sendmsg+0xd9/0x180 [ 78.898748] ? __ia32_sys_shutdown+0x70/0x70 [ 78.903135] ? __sb_end_write+0xa4/0xd0 [ 78.907089] ? kasan_check_write+0x14/0x20 [ 78.911305] ? fput+0x18/0x120 [ 78.914478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.919300] __x64_sys_sendmsg+0x73/0xb0 [ 78.923342] do_syscall_64+0xd6/0x4e0 [ 78.927123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.932290] RIP: 0033:0x458da9 [ 78.935464] Code: ad 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.954344] RSP: 002b:00007febe9699c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.962044] RAX: ffffffffffffffda RBX: 00007febe9699c90 RCX: 0000000000458da9 [ 78.969300] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.976552] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.983801] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febe969a6d4 [ 78.991048] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.999639] Kernel Offset: disabled [ 79.003268] Rebooting in 86400 seconds..