Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 34.674152] kauditd_printk_skb: 10 callbacks suppressed [ 34.674157] audit: type=1400 audit(1577638784.658:36): avc: denied { map } for pid=6907 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 [ 36.698218] IPVS: ftp: loaded support on port[0] = 21 [ 37.092948] can: request_module (can-proto-0) failed. [ 38.171516] can: request_module (can-proto-0) failed. [ 38.318112] audit: type=1400 audit(1577638788.308:37): avc: denied { create } for pid=6907 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 [ 38.341685] audit: type=1400 audit(1577638788.308:38): avc: denied { create } for pid=6907 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 [ 38.365399] audit: type=1400 audit(1577638788.308:39): avc: denied { create } for pid=6907 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 '10.128.1.13' (ECDSA) to the list of known hosts. 2019/12/29 16:59:55 parsed 1 programs 2019/12/29 16:59:56 executed programs: 0 [ 46.331714] IPVS: ftp: loaded support on port[0] = 21 [ 46.338556] IPVS: ftp: loaded support on port[0] = 21 [ 46.341156] IPVS: ftp: loaded support on port[0] = 21 [ 46.398635] IPVS: ftp: loaded support on port[0] = 21 [ 46.432630] IPVS: ftp: loaded support on port[0] = 21 [ 46.453519] IPVS: ftp: loaded support on port[0] = 21 [ 46.599816] chnl_net:caif_netlink_parms(): no params data found [ 46.638714] chnl_net:caif_netlink_parms(): no params data found [ 46.652755] chnl_net:caif_netlink_parms(): no params data found [ 46.667548] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.674416] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.681618] device bridge_slave_0 entered promiscuous mode [ 46.688875] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.695268] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.702053] device bridge_slave_1 entered promiscuous mode [ 46.768656] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.778277] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.790910] chnl_net:caif_netlink_parms(): no params data found [ 46.811427] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.818536] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.825952] device bridge_slave_0 entered promiscuous mode [ 46.840129] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.846511] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.853260] device bridge_slave_0 entered promiscuous mode [ 46.860229] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.866618] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.873545] device bridge_slave_1 entered promiscuous mode [ 46.902094] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.908978] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.916000] device bridge_slave_1 entered promiscuous mode [ 46.923072] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.930950] team0: Port device team_slave_0 added [ 46.950705] chnl_net:caif_netlink_parms(): no params data found [ 46.966172] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.973345] team0: Port device team_slave_1 added [ 46.978619] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.986543] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.011367] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.020613] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.028519] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.036311] chnl_net:caif_netlink_parms(): no params data found [ 47.055468] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.084561] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.092132] team0: Port device team_slave_0 added [ 47.111842] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.119539] team0: Port device team_slave_0 added [ 47.157697] device hsr_slave_0 entered promiscuous mode [ 47.195552] device hsr_slave_1 entered promiscuous mode [ 47.235426] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.241791] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.249240] device bridge_slave_0 entered promiscuous mode [ 47.256573] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.263743] team0: Port device team_slave_1 added [ 47.277696] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.284814] team0: Port device team_slave_1 added [ 47.290111] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.297338] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.304092] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.311184] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.317897] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.324748] device bridge_slave_1 entered promiscuous mode [ 47.331039] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.338283] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.344618] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.351557] device bridge_slave_0 entered promiscuous mode [ 47.361598] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.368089] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.375335] device bridge_slave_1 entered promiscuous mode [ 47.381596] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.398596] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.477500] device hsr_slave_0 entered promiscuous mode [ 47.515317] device hsr_slave_1 entered promiscuous mode [ 47.558973] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.581266] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.589892] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.636528] device hsr_slave_0 entered promiscuous mode [ 47.695292] device hsr_slave_1 entered promiscuous mode [ 47.755856] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.762803] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.769822] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.777263] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.784064] device bridge_slave_0 entered promiscuous mode [ 47.791360] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.800264] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.818442] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.825386] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.831732] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.841127] device bridge_slave_1 entered promiscuous mode [ 47.848002] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.869258] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.876974] team0: Port device team_slave_0 added [ 47.895601] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.902854] team0: Port device team_slave_0 added [ 47.909812] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.918487] team0: Port device team_slave_1 added [ 47.923598] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.931197] team0: Port device team_slave_1 added [ 47.938612] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.948476] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.958421] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.969918] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.978108] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.989709] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.012459] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.020038] team0: Port device team_slave_0 added [ 48.076511] device hsr_slave_0 entered promiscuous mode [ 48.125428] device hsr_slave_1 entered promiscuous mode [ 48.165722] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.174379] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.182160] team0: Port device team_slave_1 added [ 48.187890] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.226482] device hsr_slave_0 entered promiscuous mode [ 48.265285] device hsr_slave_1 entered promiscuous mode [ 48.345486] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.352326] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.359781] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.375504] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.382693] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.396049] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.446670] device hsr_slave_0 entered promiscuous mode [ 48.505301] device hsr_slave_1 entered promiscuous mode [ 48.545826] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.556752] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.569739] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.583815] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.597622] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.608581] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.615814] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.642043] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.653812] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.661022] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.671424] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.677582] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.688024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.696084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.704387] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.715775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.726112] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.737816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.744716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.751972] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.759783] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.767488] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.773975] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.781129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.789159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.796717] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.803061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.810154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.818475] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.824546] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.841318] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.849683] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.864912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.873785] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.881950] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.890968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.900181] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.911460] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.918763] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.926783] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.934418] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.942076] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.948424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.956758] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.971103] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.977975] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.984758] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.992466] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.000583] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.008112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.015894] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.023260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.030145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.037354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.044099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.050984] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.058726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.066740] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.073076] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.080086] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.088799] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.097724] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.103789] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.111610] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.120186] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.130321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.138269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.146244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.156084] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.162143] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.173003] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.181031] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.192217] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.200133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.207638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.214443] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.222074] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.229683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.237113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.245738] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.253797] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.263750] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.270045] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.276960] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.285391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.294262] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.300589] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.307797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.316282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.324116] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.331728] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.338099] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.344970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.352852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.360548] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.366941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.373905] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.381037] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.390417] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.399944] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.412427] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.421098] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.428355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.438601] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.446293] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.452615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.459385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.467342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.474806] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.481163] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.488000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.495895] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.503286] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.510353] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.518857] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.528738] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.539886] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.548389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.557527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.569298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.577598] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.585142] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.591478] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.599525] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.607312] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.614669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.622398] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.629926] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.636295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.646762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.654363] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.661709] audit: type=1400 audit(1577638799.658:40): avc: denied { associate } for pid=7008 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 49.662072] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.694406] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.706888] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.713759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.722171] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.729560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.736759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.744736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.753023] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.762624] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.771252] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.777615] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.786034] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.793521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.804681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.812596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.820592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.834321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.834691] FAULT_INJECTION: forcing a failure. [ 49.834691] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 49.853263] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.853428] CPU: 1 PID: 7023 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 49.861698] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.867793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.867796] Call Trace: [ 49.867807] dump_stack+0x123/0x177 [ 49.867818] should_fail.cold.4+0x5/0x13 [ 49.867825] ? sctp_do_sm+0x117/0x52d0 [ 49.867832] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.867837] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 49.867840] ? sctp_sendmsg+0xd4f/0x17e0 [ 49.867846] ? inet_sendmsg+0x10d/0x450 [ 49.867858] __alloc_pages_nodemask+0x1d5/0x710 [ 49.867866] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 49.867875] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.867884] cache_grow_begin+0x91/0x8d0 [ 49.867889] ? kmem_cache_alloc_trace+0xa0/0x750 [ 49.867899] kmem_cache_alloc_trace+0x67e/0x750 [ 49.867905] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.867916] flex_array_alloc+0x19e/0x270 [ 49.867921] ? __debug_object_init+0x4b1/0xd70 [ 49.867929] fa_alloc+0x14/0x50 [ 49.867936] sctp_stream_alloc_out+0x24/0x390 [ 49.867946] sctp_stream_init+0xd9/0x330 [ 49.867955] sctp_association_new+0x1143/0x1ef0 [ 49.867965] sctp_make_temp_asoc+0x8b/0x1a0 [ 49.867972] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 49.867980] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 49.867985] ? dccp_diag_dump+0x20/0x20 [ 49.867991] ? is_bpf_text_address+0x60/0xe0 [ 49.867998] ? lock_downgrade+0x860/0x860 [ 49.868006] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.868018] sctp_do_sm+0x117/0x52d0 [ 49.868024] ? __lock_acquire+0x792/0x4980 [ 49.868036] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 49.868044] ? mark_held_locks+0x130/0x130 [ 49.868056] ? add_lock_to_list.isra.26+0x193/0x340 [ 49.868060] ? save_trace+0xe0/0x290 [ 49.868068] ? find_held_lock+0x36/0x1d0 [ 49.868078] ? mark_held_locks+0xc7/0x130 [ 49.868086] ? ktime_get+0x1a6/0x240 [ 49.868098] ? kvm_clock_read+0x18/0x30 [ 49.868103] ? kvm_clock_get_cycles+0x9/0x10 [ 49.868111] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.868116] ? mark_held_locks+0x130/0x130 [ 49.868128] sctp_inq_push+0x1aa/0x240 [ 49.868136] sctp_backlog_rcv+0x153/0xb90 [ 49.868141] ? _raw_spin_unlock_bh+0x30/0x40 [ 49.868147] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.868152] ? sctp_hash_key+0x5b0/0x5b0 [ 49.868158] ? __release_sock+0xd0/0x360 [ 49.868163] ? __release_sock+0xd0/0x360 [ 49.868171] ? __local_bh_enable_ip+0x160/0x260 [ 49.868179] __release_sock+0x10c/0x360 [ 49.868190] release_sock+0x4f/0x180 [ 49.868197] sctp_wait_for_connect+0x22c/0x4c0 [ 49.868201] ? refcount_inc_checked+0x30/0x30 [ 49.868211] ? sctp_get_port_local+0x14d0/0x14d0 [ 49.868216] ? finish_wait+0x290/0x290 [ 49.868224] ? sctp_primitive_SEND+0x7c/0xc0 [ 49.868232] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 49.868240] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 49.868250] ? sctp_clear_owner_w+0x100/0x100 [ 49.868256] ? lock_downgrade+0x860/0x860 [ 49.868264] ? kasan_check_read+0x11/0x20 [ 49.868274] sctp_sendmsg+0xd4f/0x17e0 [ 49.868280] ? rw_copy_check_uvector+0x66/0x340 [ 49.868288] ? sctp_id2assoc+0x250/0x250 [ 49.868297] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 49.868312] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.868321] inet_sendmsg+0x10d/0x450 [ 49.868326] ? security_socket_sendmsg+0x50/0x90 [ 49.868332] ? ipip_gro_receive+0xf0/0xf0 [ 49.868337] sock_sendmsg+0xb7/0xf0 [ 49.868344] ___sys_sendmsg+0x649/0x950 [ 49.868349] ? find_held_lock+0x36/0x1d0 [ 49.868356] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.868365] ? __fget+0x278/0x400 [ 49.868375] ? kasan_check_read+0x11/0x20 [ 49.868382] ? __fget+0x295/0x400 [ 49.868395] ? __f_unlock_pos+0xd/0x10 [ 49.868404] ? __fget_light+0x174/0x1e0 [ 49.868411] ? __fdget+0xe/0x10 [ 49.868416] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.868423] __sys_sendmsg+0xd9/0x180 [ 49.868428] ? __ia32_sys_shutdown+0x70/0x70 [ 49.868435] ? __sb_end_write+0xa4/0xd0 [ 49.868442] ? kasan_check_write+0x14/0x20 [ 49.868446] ? fput+0x18/0x120 [ 49.868459] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.868467] __x64_sys_sendmsg+0x73/0xb0 [ 49.868475] do_syscall_64+0xd6/0x4e0 [ 49.868483] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.868488] RIP: 0033:0x458da9 [ 49.868494] 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 [ 49.868497] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.868504] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 49.868507] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 49.868510] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.868513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 49.868516] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 49.949449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.974366] FAULT_INJECTION: forcing a failure. [ 49.974366] name failslab, interval 1, probability 0, space 0, times 1 [ 49.985619] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.005246] CPU: 0 PID: 7026 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 50.368235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.377629] Call Trace: [ 50.380207] dump_stack+0x123/0x177 [ 50.383822] should_fail.cold.4+0x5/0x13 [ 50.387869] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.393005] ? find_held_lock+0x36/0x1d0 [ 50.397055] __should_failslab+0xba/0xf0 [ 50.401144] should_failslab+0x9/0x14 [ 50.404925] kmem_cache_alloc+0x47/0x730 [ 50.408966] ? trace_hardirqs_on+0x28/0x190 [ 50.413270] ? sctp_generate_autoclose_event+0x20/0x20 [ 50.418531] __debug_object_init+0x7dc/0xd70 [ 50.422924] ? debug_object_fixup+0x30/0x30 [ 50.427279] ? sctp_generate_autoclose_event+0x20/0x20 [ 50.432583] debug_object_init+0x16/0x20 [ 50.436631] init_timer_key+0x2e/0x270 [ 50.440536] sctp_association_new+0x9fd/0x1ef0 [ 50.445117] sctp_make_temp_asoc+0x8b/0x1a0 [ 50.449420] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 50.455216] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 50.460823] ? dccp_diag_dump+0x20/0x20 [ 50.464784] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.469360] sctp_do_sm+0x117/0x52d0 [ 50.473064] ? __lock_acquire+0x792/0x4980 [ 50.477287] ? __kernel_text_address+0xd/0x40 [ 50.481770] ? unwind_get_return_address+0x61/0xa0 [ 50.486679] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 50.492715] ? mark_held_locks+0x130/0x130 [ 50.496947] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 50.502378] ? check_noncircular+0x20/0x20 [ 50.506592] ? save_stack+0xa9/0xd0 [ 50.510200] ? save_stack+0x43/0xd0 [ 50.513825] ? kasan_kmalloc+0xc7/0xe0 [ 50.517692] ? kasan_slab_alloc+0x12/0x20 [ 50.521857] ? find_held_lock+0x36/0x1d0 [ 50.525897] ? mark_held_locks+0xc7/0x130 [ 50.530026] ? ktime_get+0x1a6/0x240 [ 50.533720] ? kvm_clock_read+0x18/0x30 [ 50.537675] ? kvm_clock_get_cycles+0x9/0x10 [ 50.542078] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.546306] ? mark_held_locks+0x130/0x130 [ 50.550520] sctp_inq_push+0x1aa/0x240 [ 50.554386] sctp_backlog_rcv+0x153/0xb90 [ 50.558519] ? _raw_spin_unlock_bh+0x30/0x40 [ 50.562917] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.567480] ? sctp_hash_key+0x5b0/0x5b0 [ 50.571520] ? __release_sock+0xd0/0x360 [ 50.575591] ? __release_sock+0xd0/0x360 [ 50.579632] ? __local_bh_enable_ip+0x160/0x260 [ 50.584296] __release_sock+0x10c/0x360 [ 50.588255] release_sock+0x4f/0x180 [ 50.591947] sctp_wait_for_connect+0x22c/0x4c0 [ 50.596523] ? refcount_inc_checked+0x30/0x30 [ 50.600997] ? sctp_get_port_local+0x14d0/0x14d0 [ 50.605733] ? finish_wait+0x290/0x290 [ 50.609613] ? sctp_primitive_SEND+0x7c/0xc0 [ 50.614001] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 50.618666] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 50.623404] ? sctp_clear_owner_w+0x100/0x100 [ 50.627878] ? lock_downgrade+0x860/0x860 [ 50.632011] ? kasan_check_read+0x11/0x20 [ 50.636151] sctp_sendmsg+0xd4f/0x17e0 [ 50.640113] ? rw_copy_check_uvector+0x66/0x340 [ 50.644761] ? sctp_id2assoc+0x250/0x250 [ 50.648805] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 50.654152] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.658890] inet_sendmsg+0x10d/0x450 [ 50.662682] ? security_socket_sendmsg+0x50/0x90 [ 50.667417] ? ipip_gro_receive+0xf0/0xf0 [ 50.671554] sock_sendmsg+0xb7/0xf0 [ 50.675185] ___sys_sendmsg+0x649/0x950 [ 50.679140] ? find_held_lock+0x36/0x1d0 [ 50.683179] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.687917] ? __fget+0x278/0x400 [ 50.691354] ? kasan_check_read+0x11/0x20 [ 50.695483] ? __fget+0x295/0x400 [ 50.698925] ? __f_unlock_pos+0xd/0x10 [ 50.702816] ? __fget_light+0x174/0x1e0 [ 50.706770] ? __fdget+0xe/0x10 [ 50.710028] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.714853] __sys_sendmsg+0xd9/0x180 [ 50.718632] ? __ia32_sys_shutdown+0x70/0x70 [ 50.723025] ? __sb_end_write+0xa4/0xd0 [ 50.726985] ? kasan_check_write+0x14/0x20 [ 50.731214] ? fput+0x18/0x120 [ 50.734390] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.739732] __x64_sys_sendmsg+0x73/0xb0 [ 50.743774] do_syscall_64+0xd6/0x4e0 [ 50.747556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.752729] RIP: 0033:0x458da9 [ 50.755899] 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 [ 50.774793] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.782570] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 50.789825] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 50.797092] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.804347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 50.811698] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 50.823962] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.831888] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.839744] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.847908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.856112] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.863633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.864582] FAULT_INJECTION: forcing a failure. [ 50.864582] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.872079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.882611] CPU: 1 PID: 7030 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 50.882615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.882617] Call Trace: [ 50.882628] dump_stack+0x123/0x177 [ 50.882638] should_fail.cold.4+0x5/0x13 [ 50.882646] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.882652] ? _sctp_make_chunk+0x3f/0x260 [ 50.882656] ? sctp_make_init_ack+0x9f0/0x13f0 [ 50.882661] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 50.882667] ? sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.890249] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.897452] ? sctp_do_sm+0x117/0x52d0 [ 50.897458] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.897462] ? sctp_inq_push+0x1aa/0x240 [ 50.897467] ? sctp_backlog_rcv+0x153/0xb90 [ 50.897477] __alloc_pages_nodemask+0x1d5/0x710 [ 50.897482] ? __sys_sendmsg+0xd9/0x180 [ 50.897486] ? __x64_sys_sendmsg+0x73/0xb0 [ 50.897492] ? do_syscall_64+0xd6/0x4e0 [ 50.897498] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 50.907473] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.909411] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 50.917626] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.922157] ? sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.922162] ? sctp_do_sm+0x117/0x52d0 [ 50.928160] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.930950] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.939550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.941641] cache_grow_begin+0x91/0x8d0 [ 50.957254] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.961213] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 50.969172] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 50.970171] kmem_cache_alloc_node_trace+0x670/0x740 [ 50.974123] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.978343] __kmalloc_node_track_caller+0x3c/0x70 [ 50.978352] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 50.978360] __alloc_skb+0xd7/0x580 [ 50.978367] ? skb_scrub_packet+0x3c0/0x3c0 [ 50.978380] _sctp_make_chunk+0x3f/0x260 [ 50.978387] sctp_make_init_ack+0x9f0/0x13f0 [ 50.978397] ? sctp_make_init+0xc20/0xc20 [ 50.984309] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.987346] ? crng_backtrack_protect+0x80/0x80 [ 50.987361] ? sctp_verify_init+0x1660/0x1660 [ 50.987366] ? sctp_copy_one_addr+0xca/0xf0 [ 50.987375] ? sctp_bind_addr_copy+0xe6/0x26d [ 50.987389] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 50.987397] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 50.987402] ? dccp_diag_dump+0x20/0x20 [ 50.987411] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 51.001157] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.006721] sctp_do_sm+0x117/0x52d0 [ 51.006730] ? __lock_acquire+0x792/0x4980 [ 51.006737] ? __kernel_text_address+0xd/0x40 [ 51.006744] ? unwind_get_return_address+0x61/0xa0 [ 51.006751] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.006758] ? mark_held_locks+0x130/0x130 [ 51.006765] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 51.006771] ? check_noncircular+0x20/0x20 [ 51.006778] ? save_stack+0xa9/0xd0 [ 51.006784] ? save_stack+0x43/0xd0 [ 51.016356] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.022143] ? kasan_kmalloc+0xc7/0xe0 [ 51.033891] ? kasan_slab_alloc+0x12/0x20 [ 51.033903] ? find_held_lock+0x36/0x1d0 [ 51.040951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.044858] ? mark_held_locks+0xc7/0x130 [ 51.052767] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.059640] ? ktime_get+0x1a6/0x240 [ 51.059651] ? kvm_clock_read+0x18/0x30 [ 51.059655] ? kvm_clock_get_cycles+0x9/0x10 [ 51.059665] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.059672] ? mark_held_locks+0x130/0x130 [ 51.059683] sctp_inq_push+0x1aa/0x240 [ 51.059690] sctp_backlog_rcv+0x153/0xb90 [ 51.067832] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.074397] ? _raw_spin_unlock_bh+0x30/0x40 [ 51.081633] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.084053] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.090076] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.091992] ? sctp_hash_key+0x5b0/0x5b0 [ 51.098734] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.100432] ? __release_sock+0xd0/0x360 [ 51.100438] ? __release_sock+0xd0/0x360 [ 51.106929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 51.110539] ? __local_bh_enable_ip+0x160/0x260 [ 51.116502] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.119689] __release_sock+0x10c/0x360 [ 51.123996] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.128476] release_sock+0x4f/0x180 [ 51.128483] sctp_wait_for_connect+0x22c/0x4c0 [ 51.128489] ? refcount_inc_checked+0x30/0x30 [ 51.128497] ? sctp_get_port_local+0x14d0/0x14d0 [ 51.128503] ? finish_wait+0x290/0x290 [ 51.128511] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.128519] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 51.128526] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 51.128534] ? sctp_clear_owner_w+0x100/0x100 [ 51.128541] ? lock_downgrade+0x860/0x860 [ 51.128549] ? kasan_check_read+0x11/0x20 [ 51.128560] sctp_sendmsg+0xd4f/0x17e0 [ 51.136799] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.139972] ? rw_copy_check_uvector+0x66/0x340 [ 51.149640] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.154672] ? sctp_id2assoc+0x250/0x250 [ 51.162148] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.162585] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.171995] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.195571] inet_sendmsg+0x10d/0x450 [ 51.195578] ? security_socket_sendmsg+0x50/0x90 [ 51.195584] ? ipip_gro_receive+0xf0/0xf0 [ 51.195592] sock_sendmsg+0xb7/0xf0 [ 51.195598] ___sys_sendmsg+0x649/0x950 [ 51.195606] ? find_held_lock+0x36/0x1d0 [ 51.195612] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.195621] ? __fget+0x278/0x400 [ 51.205289] ? kasan_check_read+0x11/0x20 [ 51.205297] ? __fget+0x295/0x400 [ 51.205308] ? __f_unlock_pos+0xd/0x10 [ 51.205316] ? __fget_light+0x174/0x1e0 [ 51.205322] ? __fdget+0xe/0x10 [ 51.205329] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.205335] __sys_sendmsg+0xd9/0x180 [ 51.205340] ? __ia32_sys_shutdown+0x70/0x70 [ 51.205347] ? __sb_end_write+0xa4/0xd0 [ 51.205353] ? kasan_check_write+0x14/0x20 [ 51.237337] FAULT_INJECTION: forcing a failure. [ 51.237337] name failslab, interval 1, probability 0, space 0, times 0 [ 51.239074] ? fput+0x18/0x120 [ 51.239090] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.239100] __x64_sys_sendmsg+0x73/0xb0 [ 51.531771] do_syscall_64+0xd6/0x4e0 [ 51.535560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.540734] RIP: 0033:0x458da9 [ 51.543908] 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 [ 51.562795] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.570486] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 51.577739] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 51.584995] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.592277] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 51.599531] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 51.606802] CPU: 0 PID: 7033 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 51.614523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.619710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.623881] Call Trace: [ 51.633019] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.633204] dump_stack+0x123/0x177 [ 51.642034] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 51.643500] should_fail.cold.4+0x5/0x13 [ 51.652637] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.654199] ? unwind_get_return_address+0x61/0xa0 [ 51.663835] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.668711] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.668717] ? __lock_acquire+0x792/0x4980 [ 51.668730] __should_failslab+0xba/0xf0 [ 51.679068] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.683519] should_failslab+0x9/0x14 [ 51.693659] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.698010] kmem_cache_alloc_node+0x56/0x730 [ 51.698023] __alloc_skb+0xa7/0x580 [ 51.698029] ? skb_scrub_packet+0x3c0/0x3c0 [ 51.698036] ? find_held_lock+0x36/0x1d0 [ 51.698047] sctp_packet_transmit+0x26b/0x3490 [ 51.705871] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.707973] ? sctp_packet_config+0x7aa/0xea0 [ 51.716062] ? kasan_check_read+0x11/0x20 [ 51.716068] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 51.716074] ? sctp_packet_config+0xea0/0xea0 [ 51.716082] ? sctp_packet_append_chunk+0x890/0xef0 [ 51.716088] ? sctp_outq_select_transport+0x1fa/0x730 [ 51.716097] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 51.744869] FAULT_INJECTION: forcing a failure. [ 51.744869] name failslab, interval 1, probability 0, space 0, times 0 [ 51.748879] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 51.748888] ? sctp_verify_init+0x1650/0x1660 [ 51.748893] ? sctp_copy_one_addr+0xca/0xf0 [ 51.748904] sctp_outq_flush+0xd0/0x22f0 [ 51.748918] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 51.748923] ? __sctp_outq_teardown+0xc30/0xc30 [ 51.748933] ? sctp_outq_tail+0x58c/0x970 [ 51.813366] sctp_outq_uncork+0x49/0x60 [ 51.817338] sctp_do_sm+0x364e/0x52d0 [ 51.821125] ? __lock_acquire+0x792/0x4980 [ 51.825352] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.831397] ? mark_held_locks+0x130/0x130 [ 51.835618] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 51.841056] ? check_noncircular+0x20/0x20 [ 51.845283] ? save_stack+0xa9/0xd0 [ 51.848896] ? save_stack+0x43/0xd0 [ 51.852596] ? kasan_kmalloc+0xc7/0xe0 [ 51.856473] ? kasan_slab_alloc+0x12/0x20 [ 51.860610] ? find_held_lock+0x36/0x1d0 [ 51.864659] ? mark_held_locks+0xc7/0x130 [ 51.868791] ? ktime_get+0x1a6/0x240 [ 51.872494] ? kvm_clock_read+0x18/0x30 [ 51.876447] ? kvm_clock_get_cycles+0x9/0x10 [ 51.880837] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.885053] ? mark_held_locks+0x130/0x130 [ 51.889271] sctp_inq_push+0x1aa/0x240 [ 51.893147] sctp_backlog_rcv+0x153/0xb90 [ 51.897291] ? _raw_spin_unlock_bh+0x30/0x40 [ 51.901688] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.906256] ? sctp_hash_key+0x5b0/0x5b0 [ 51.910301] ? __release_sock+0xd0/0x360 [ 51.914351] ? __release_sock+0xd0/0x360 [ 51.918412] ? __local_bh_enable_ip+0x160/0x260 [ 51.923060] __release_sock+0x10c/0x360 [ 51.927114] release_sock+0x4f/0x180 [ 51.930808] sctp_wait_for_connect+0x22c/0x4c0 [ 51.935373] ? refcount_inc_checked+0x30/0x30 [ 51.939896] ? sctp_get_port_local+0x14d0/0x14d0 [ 51.944643] ? finish_wait+0x290/0x290 [ 51.948515] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.952905] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 51.957556] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 51.962293] ? sctp_clear_owner_w+0x100/0x100 [ 51.966773] ? lock_downgrade+0x860/0x860 [ 51.970908] ? kasan_check_read+0x11/0x20 [ 51.975046] sctp_sendmsg+0xd4f/0x17e0 [ 51.978912] ? rw_copy_check_uvector+0x66/0x340 [ 51.983576] ? sctp_id2assoc+0x250/0x250 [ 51.987620] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.992973] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.997712] inet_sendmsg+0x10d/0x450 [ 52.001492] ? security_socket_sendmsg+0x50/0x90 [ 52.006226] ? ipip_gro_receive+0xf0/0xf0 [ 52.010354] sock_sendmsg+0xb7/0xf0 [ 52.013965] ___sys_sendmsg+0x649/0x950 [ 52.017917] ? find_held_lock+0x36/0x1d0 [ 52.021959] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.026697] ? __fget+0x278/0x400 [ 52.030135] ? kasan_check_read+0x11/0x20 [ 52.034266] ? __fget+0x295/0x400 [ 52.037702] ? __f_unlock_pos+0xd/0x10 [ 52.041571] ? __fget_light+0x174/0x1e0 [ 52.045539] ? __fdget+0xe/0x10 [ 52.048804] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.053626] __sys_sendmsg+0xd9/0x180 [ 52.057407] ? __ia32_sys_shutdown+0x70/0x70 [ 52.061794] ? __sb_end_write+0xa4/0xd0 [ 52.065746] ? kasan_check_write+0x14/0x20 [ 52.069971] ? fput+0x18/0x120 [ 52.073161] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.078508] __x64_sys_sendmsg+0x73/0xb0 [ 52.082553] do_syscall_64+0xd6/0x4e0 [ 52.086335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.091596] RIP: 0033:0x458da9 [ 52.094775] 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 [ 52.113655] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.121343] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 52.128598] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.135861] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.143120] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 52.150371] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 52.157635] CPU: 1 PID: 7035 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 52.159997] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.165340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.165343] Call Trace: [ 52.165354] dump_stack+0x123/0x177 [ 52.165364] should_fail.cold.4+0x5/0x13 [ 52.165372] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.165378] ? lock_downgrade+0x860/0x860 [ 52.165389] __should_failslab+0xba/0xf0 [ 52.181222] should_failslab+0x9/0x14 [ 52.181229] kmem_cache_alloc_node+0x26e/0x730 [ 52.181242] __alloc_skb+0xa7/0x580 [ 52.181249] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.181258] ? lock_downgrade+0x860/0x860 [ 52.196582] _sctp_make_chunk+0x3f/0x260 [ 52.196591] sctp_make_datafrag_empty+0x159/0x260 [ 52.196597] ? sctp_make_ecne+0xf0/0xf0 [ 52.196609] sctp_datamsg_from_user+0x4dc/0xf40 [ 52.196624] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 52.196630] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.196637] ? find_held_lock+0x36/0x1d0 [ 52.196645] ? sctp_clear_owner_w+0x100/0x100 [ 52.203560] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.204828] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 52.217263] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.221088] ? lock_downgrade+0x860/0x860 [ 52.229619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.234112] ? kasan_check_read+0x11/0x20 [ 52.238836] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.242731] sctp_sendmsg+0xd4f/0x17e0 [ 52.251753] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.252032] ? rw_copy_check_uvector+0x66/0x340 [ 52.256773] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.260555] ? sctp_id2assoc+0x250/0x250 [ 52.271822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.272561] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.279633] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.283280] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.296087] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.301657] inet_sendmsg+0x10d/0x450 [ 52.309240] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.312606] ? security_socket_sendmsg+0x50/0x90 [ 52.318397] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.324249] ? ipip_gro_receive+0xf0/0xf0 [ 52.328350] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.335379] sock_sendmsg+0xb7/0xf0 [ 52.335388] ___sys_sendmsg+0x649/0x950 [ 52.335395] ? find_held_lock+0x36/0x1d0 [ 52.335401] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.335409] ? __fget+0x278/0x400 [ 52.335420] ? kasan_check_read+0x11/0x20 2019/12/29 17:00:02 executed programs: 8 [ 52.345154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.347787] ? __fget+0x295/0x400 [ 52.352955] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.359870] ? __f_unlock_pos+0xd/0x10 [ 52.359878] ? __fget_light+0x174/0x1e0 [ 52.359884] ? __fdget+0xe/0x10 [ 52.359891] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.359899] __sys_sendmsg+0xd9/0x180 [ 52.359904] ? __ia32_sys_shutdown+0x70/0x70 [ 52.359911] ? __sb_end_write+0xa4/0xd0 [ 52.359920] ? kasan_check_write+0x14/0x20 [ 52.359925] ? fput+0x18/0x120 [ 52.359938] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.359947] __x64_sys_sendmsg+0x73/0xb0 [ 52.359956] do_syscall_64+0xd6/0x4e0 [ 52.359963] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.359968] RIP: 0033:0x458da9 [ 52.359974] 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 [ 52.359977] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.369927] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.371020] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 52.375845] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.382074] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.390904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.392676] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.392681] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 52.396944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.400263] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 52.441906] FAULT_INJECTION: forcing a failure. [ 52.441906] name failslab, interval 1, probability 0, space 0, times 0 [ 52.446451] CPU: 1 PID: 7040 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 52.455038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.455041] Call Trace: [ 52.455051] dump_stack+0x123/0x177 [ 52.455061] should_fail.cold.4+0x5/0x13 [ 52.455068] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.455076] ? sctp_stream_alloc_in+0x23/0x230 [ 52.476178] ? sctp_stream_init+0x1ba/0x330 [ 52.476184] ? sctp_process_init+0x1c24/0x2d50 [ 52.476190] ? sctp_do_sm+0x98b/0x52d0 [ 52.476193] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.476198] ? sctp_inq_push+0x1aa/0x240 [ 52.476202] ? sctp_backlog_rcv+0x153/0xb90 [ 52.476208] ? __release_sock+0x10c/0x360 [ 52.476217] __should_failslab+0xba/0xf0 [ 52.476224] should_failslab+0x9/0x14 [ 52.476230] kmem_cache_alloc+0x47/0x730 [ 52.476236] ? save_stack+0x43/0xd0 [ 52.484067] ? kasan_kmalloc+0xc7/0xe0 [ 52.494156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.511325] ? __kmalloc+0x15b/0x770 [ 52.511332] ? sctp_tsnmap_init+0x161/0x220 [ 52.511337] ? sctp_process_init+0x1bb0/0x2d50 [ 52.511354] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 52.511361] ? __sys_sendmsg+0xd9/0x180 [ 52.511367] idr_get_free+0x4f5/0xa29 [ 52.511380] idr_alloc_u32+0x146/0x360 [ 52.511386] ? rcu_read_lock_sched_held+0x108/0x120 [ 52.511393] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 52.511400] ? memset+0x31/0x40 [ 52.511409] idr_alloc_cyclic+0xeb/0x1e0 [ 52.511415] ? idr_alloc+0xc0/0xc0 [ 52.511421] ? kasan_check_write+0x14/0x20 [ 52.511426] ? do_raw_spin_lock+0xc1/0x230 [ 52.511435] sctp_assoc_set_id+0x76/0x140 [ 52.511441] sctp_process_init+0x205b/0x2d50 [ 52.511454] ? sctp_verify_init+0x1660/0x1660 [ 52.511461] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 52.511469] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 52.511476] ? save_stack+0x43/0xd0 [ 52.511480] ? __kasan_slab_free+0x102/0x150 [ 52.511484] ? kasan_slab_free+0xe/0x10 [ 52.511491] sctp_do_sm+0x98b/0x52d0 [ 52.511499] ? __lock_acquire+0x792/0x4980 [ 52.511503] ? sctp_sendmsg+0xd4f/0x17e0 [ 52.511510] ? inet_sendmsg+0x10d/0x450 [ 52.511521] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.511529] ? mark_held_locks+0x130/0x130 [ 52.511536] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 52.511543] ? quarantine_put+0x11b/0x1c0 [ 52.524203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.525546] ? find_held_lock+0x36/0x1d0 [ 52.525567] ? kvm_clock_read+0x18/0x30 [ 52.525572] ? kvm_clock_get_cycles+0x9/0x10 [ 52.525581] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.525587] ? mark_held_locks+0x130/0x130 [ 52.525598] sctp_inq_push+0x1aa/0x240 [ 52.533334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.539332] sctp_backlog_rcv+0x153/0xb90 [ 52.539340] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.539351] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.539356] ? sctp_hash_key+0x5b0/0x5b0 [ 52.539362] ? __release_sock+0xd0/0x360 [ 52.539366] ? __release_sock+0xd0/0x360 [ 52.539375] ? __local_bh_enable_ip+0x160/0x260 [ 52.539382] __release_sock+0x10c/0x360 [ 52.539393] release_sock+0x4f/0x180 [ 52.539400] sctp_wait_for_connect+0x22c/0x4c0 [ 52.539406] ? refcount_inc_checked+0x30/0x30 [ 52.552679] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.553837] ? sctp_get_port_local+0x14d0/0x14d0 [ 52.561817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.568364] ? finish_wait+0x290/0x290 [ 52.568373] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.568381] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 52.568389] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.568398] ? sctp_clear_owner_w+0x100/0x100 [ 52.568406] ? lock_downgrade+0x860/0x860 [ 52.568416] ? kasan_check_read+0x11/0x20 [ 52.568427] sctp_sendmsg+0xd4f/0x17e0 [ 52.568434] ? rw_copy_check_uvector+0x66/0x340 [ 52.568443] ? sctp_id2assoc+0x250/0x250 [ 52.568451] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.568467] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.580003] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.582887] inet_sendmsg+0x10d/0x450 [ 52.594639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.601729] ? security_socket_sendmsg+0x50/0x90 [ 52.601737] ? ipip_gro_receive+0xf0/0xf0 [ 52.601744] sock_sendmsg+0xb7/0xf0 [ 52.601751] ___sys_sendmsg+0x649/0x950 [ 52.601759] ? find_held_lock+0x36/0x1d0 [ 52.601765] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.601774] ? __fget+0x278/0x400 [ 52.601785] ? kasan_check_read+0x11/0x20 [ 52.601793] ? __fget+0x295/0x400 [ 52.601806] ? __f_unlock_pos+0xd/0x10 [ 52.601814] ? __fget_light+0x174/0x1e0 [ 52.601820] ? __fdget+0xe/0x10 [ 52.616442] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.617345] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.621734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.626462] __sys_sendmsg+0xd9/0x180 [ 52.626467] ? __ia32_sys_shutdown+0x70/0x70 [ 52.626475] ? __sb_end_write+0xa4/0xd0 [ 52.626483] ? kasan_check_write+0x14/0x20 [ 52.626489] ? fput+0x18/0x120 [ 52.626501] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.626508] __x64_sys_sendmsg+0x73/0xb0 [ 52.626517] do_syscall_64+0xd6/0x4e0 [ 52.626525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.626531] RIP: 0033:0x458da9 [ 52.626537] 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 [ 52.626540] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.626545] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 52.626550] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.637048] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.639983] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.644290] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.648239] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 52.648242] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 52.657534] FAULT_INJECTION: forcing a failure. [ 52.657534] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.672385] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.672824] CPU: 1 PID: 7038 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 52.685825] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.687470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.687473] Call Trace: [ 52.687486] dump_stack+0x123/0x177 [ 52.687497] should_fail.cold.4+0x5/0x13 [ 52.695495] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.695501] ? is_bpf_text_address+0x60/0xe0 [ 52.695509] ? lock_downgrade+0x860/0x860 [ 52.695519] __alloc_pages_nodemask+0x1d5/0x710 [ 52.695527] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 52.695537] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.695545] cache_grow_begin+0x91/0x8d0 [ 52.695550] ? kmem_cache_alloc_node+0xaa/0x730 [ 52.695561] kmem_cache_alloc_node+0x667/0x730 [ 52.695574] __alloc_skb+0xa7/0x580 [ 52.695581] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.695587] ? find_held_lock+0x36/0x1d0 [ 52.695599] sctp_packet_transmit+0x26b/0x3490 [ 52.695608] ? sctp_packet_config+0x7aa/0xea0 [ 52.695618] ? kasan_check_read+0x11/0x20 [ 52.717590] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.722409] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 52.738108] ? sctp_packet_config+0xea0/0xea0 [ 52.746546] ? sctp_packet_append_chunk+0x890/0xef0 [ 52.746552] ? sctp_outq_select_transport+0x1fa/0x730 [ 52.746560] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 52.746569] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.746578] ? sctp_verify_init+0x1650/0x1660 [ 52.746582] ? sctp_copy_one_addr+0xca/0xf0 [ 52.746592] sctp_outq_flush+0xd0/0x22f0 [ 52.746605] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 52.746611] ? __sctp_outq_teardown+0xc30/0xc30 [ 52.746621] ? sctp_outq_tail+0x58c/0x970 [ 52.746629] sctp_outq_uncork+0x49/0x60 [ 52.746634] sctp_do_sm+0x364e/0x52d0 [ 52.746642] ? __lock_acquire+0x792/0x4980 [ 52.746654] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.746661] ? mark_held_locks+0x130/0x130 [ 52.746666] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.746673] ? check_noncircular+0x20/0x20 [ 52.746680] ? save_stack+0xa9/0xd0 [ 52.746685] ? save_stack+0x43/0xd0 [ 52.746690] ? kasan_kmalloc+0xc7/0xe0 [ 52.746694] ? kasan_slab_alloc+0x12/0x20 [ 52.746701] ? find_held_lock+0x36/0x1d0 [ 52.746709] ? mark_held_locks+0xc7/0x130 [ 52.746718] ? ktime_get+0x1a6/0x240 [ 52.746729] ? kvm_clock_read+0x18/0x30 [ 52.746734] ? kvm_clock_get_cycles+0x9/0x10 [ 52.746740] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.746745] ? mark_held_locks+0x130/0x130 [ 52.746754] sctp_inq_push+0x1aa/0x240 [ 52.746760] sctp_backlog_rcv+0x153/0xb90 [ 52.746768] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.746774] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.746780] ? sctp_hash_key+0x5b0/0x5b0 [ 52.774061] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.776994] ? __release_sock+0xd0/0x360 [ 52.777000] ? __release_sock+0xd0/0x360 [ 52.777009] ? __local_bh_enable_ip+0x160/0x260 [ 52.777016] __release_sock+0x10c/0x360 [ 52.777027] release_sock+0x4f/0x180 [ 52.777034] sctp_wait_for_connect+0x22c/0x4c0 [ 52.777040] ? refcount_inc_checked+0x30/0x30 [ 52.777049] ? sctp_get_port_local+0x14d0/0x14d0 [ 52.777055] ? finish_wait+0x290/0x290 [ 52.777064] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.777071] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 52.777079] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.777088] ? sctp_clear_owner_w+0x100/0x100 [ 52.777096] ? lock_downgrade+0x860/0x860 [ 52.777106] ? kasan_check_read+0x11/0x20 [ 52.777117] sctp_sendmsg+0xd4f/0x17e0 [ 52.777124] ? rw_copy_check_uvector+0x66/0x340 [ 52.777132] ? sctp_id2assoc+0x250/0x250 [ 52.777140] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.777156] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.777167] inet_sendmsg+0x10d/0x450 [ 52.777172] ? security_socket_sendmsg+0x50/0x90 [ 52.777178] ? ipip_gro_receive+0xf0/0xf0 [ 52.777184] sock_sendmsg+0xb7/0xf0 [ 52.788587] FAULT_INJECTION: forcing a failure. [ 52.788587] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.789245] ___sys_sendmsg+0x649/0x950 [ 53.582144] ? find_held_lock+0x36/0x1d0 [ 53.586192] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.590943] ? __fget+0x278/0x400 [ 53.594379] ? kasan_check_read+0x11/0x20 [ 53.598514] ? __fget+0x295/0x400 [ 53.601953] ? __f_unlock_pos+0xd/0x10 [ 53.605823] ? __fget_light+0x174/0x1e0 [ 53.609785] ? __fdget+0xe/0x10 [ 53.613045] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.617881] __sys_sendmsg+0xd9/0x180 [ 53.621670] ? __ia32_sys_shutdown+0x70/0x70 [ 53.626059] ? __sb_end_write+0xa4/0xd0 [ 53.630016] ? kasan_check_write+0x14/0x20 [ 53.634230] ? fput+0x18/0x120 [ 53.637406] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.642751] __x64_sys_sendmsg+0x73/0xb0 [ 53.646797] do_syscall_64+0xd6/0x4e0 [ 53.650580] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.655868] RIP: 0033:0x458da9 [ 53.659041] 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 [ 53.677921] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.685609] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 53.692869] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.700120] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.707371] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 53.714619] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 53.721883] CPU: 0 PID: 7044 Comm: syz-executor.3 Not tainted 4.19.91-syzkaller #0 [ 53.729591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.738943] Call Trace: [ 53.741527] dump_stack+0x123/0x177 [ 53.745154] should_fail.cold.4+0x5/0x13 [ 53.749214] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.754313] ? save_stack+0xa9/0xd0 [ 53.757943] __alloc_pages_nodemask+0x1d5/0x710 [ 53.762607] ? sctp_do_sm+0x117/0x52d0 [ 53.766486] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.770889] ? sctp_inq_push+0x1aa/0x240 [ 53.774957] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 53.776986] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.779961] ? sctp_sendmsg+0xd4f/0x17e0 [ 53.779972] ? do_syscall_64+0xd6/0x4e0 [ 53.779979] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.779987] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.789082] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.790688] cache_grow_begin+0x91/0x8d0 [ 53.790694] ? kmem_cache_alloc_trace+0xa0/0x750 [ 53.790704] kmem_cache_alloc_trace+0x67e/0x750 [ 53.795987] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 53.800017] flex_array_alloc+0x19e/0x270 [ 53.800030] fa_alloc+0x14/0x50 [ 53.805174] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.811761] sctp_stream_alloc_in+0x23/0x230 [ 53.811770] sctp_stream_init+0x1ba/0x330 [ 53.811777] ? sctp_tsnmap_init+0x161/0x220 [ 53.811784] sctp_process_init+0x1c24/0x2d50 [ 53.816455] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.820562] ? get_random_bytes+0x2f/0x40 [ 53.820568] ? crng_backtrack_protect+0x80/0x80 [ 53.820583] ? sctp_verify_init+0x1660/0x1660 [ 53.830857] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.834837] ? sctp_copy_one_addr+0xca/0xf0 [ 53.834847] ? sctp_bind_addr_copy+0xe6/0x26d [ 53.834862] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 53.842724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.851900] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 53.851906] ? dccp_diag_dump+0x20/0x20 [ 53.851915] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 53.851920] sctp_do_sm+0x117/0x52d0 [ 53.851927] ? __lock_acquire+0x792/0x4980 [ 53.851935] ? __kernel_text_address+0xd/0x40 [ 53.860458] ? unwind_get_return_address+0x61/0xa0 [ 53.860468] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 53.860477] ? mark_held_locks+0x130/0x130 [ 53.903299] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.915125] ? check_noncircular+0x20/0x20 [ 53.915133] ? save_stack+0xa9/0xd0 [ 53.915139] ? save_stack+0x43/0xd0 [ 53.915143] ? kasan_kmalloc+0xc7/0xe0 [ 53.915148] ? kasan_slab_alloc+0x12/0x20 [ 53.915156] ? find_held_lock+0x36/0x1d0 [ 53.915165] ? mark_held_locks+0xc7/0x130 [ 53.924732] ? ktime_get+0x1a6/0x240 [ 53.924744] ? kvm_clock_read+0x18/0x30 [ 53.924754] ? kvm_clock_get_cycles+0x9/0x10 [ 53.933033] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.933041] ? mark_held_locks+0x130/0x130 [ 53.933053] sctp_inq_push+0x1aa/0x240 [ 53.941755] sctp_backlog_rcv+0x153/0xb90 [ 53.941763] ? _raw_spin_unlock_bh+0x30/0x40 [ 53.941770] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.941777] ? sctp_hash_key+0x5b0/0x5b0 [ 53.952727] ? __release_sock+0xd0/0x360 [ 53.952733] ? __release_sock+0xd0/0x360 [ 53.952742] ? __local_bh_enable_ip+0x160/0x260 [ 53.952749] __release_sock+0x10c/0x360 [ 53.999973] FAULT_INJECTION: forcing a failure. [ 53.999973] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 54.002122] release_sock+0x4f/0x180 [ 54.063607] sctp_wait_for_connect+0x22c/0x4c0 [ 54.068175] ? refcount_inc_checked+0x30/0x30 [ 54.072651] ? sctp_get_port_local+0x14d0/0x14d0 [ 54.077383] ? finish_wait+0x290/0x290 [ 54.081249] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.085636] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 54.090286] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.095023] ? sctp_clear_owner_w+0x100/0x100 [ 54.099499] ? lock_downgrade+0x860/0x860 [ 54.103628] ? kasan_check_read+0x11/0x20 [ 54.107759] sctp_sendmsg+0xd4f/0x17e0 [ 54.111637] ? rw_copy_check_uvector+0x66/0x340 [ 54.116288] ? sctp_id2assoc+0x250/0x250 [ 54.120330] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.125677] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.130414] inet_sendmsg+0x10d/0x450 [ 54.134203] ? security_socket_sendmsg+0x50/0x90 [ 54.138940] ? ipip_gro_receive+0xf0/0xf0 [ 54.143077] sock_sendmsg+0xb7/0xf0 [ 54.146683] ___sys_sendmsg+0x649/0x950 [ 54.150639] ? find_held_lock+0x36/0x1d0 [ 54.154680] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.159417] ? __fget+0x278/0x400 [ 54.162853] ? kasan_check_read+0x11/0x20 [ 54.166993] ? __fget+0x295/0x400 [ 54.170434] ? __f_unlock_pos+0xd/0x10 [ 54.174301] ? __fget_light+0x174/0x1e0 [ 54.178257] ? __fdget+0xe/0x10 [ 54.181515] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.186336] __sys_sendmsg+0xd9/0x180 [ 54.190116] ? __ia32_sys_shutdown+0x70/0x70 [ 54.194519] ? __sb_end_write+0xa4/0xd0 [ 54.198478] ? kasan_check_write+0x14/0x20 [ 54.202694] ? fput+0x18/0x120 [ 54.205871] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.211218] __x64_sys_sendmsg+0x73/0xb0 [ 54.215265] do_syscall_64+0xd6/0x4e0 [ 54.219061] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.224242] RIP: 0033:0x458da9 [ 54.227417] 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 [ 54.246302] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.253987] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 54.261256] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.268518] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.275778] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 54.283040] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 54.290310] CPU: 1 PID: 7055 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 54.292535] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.298014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.298018] Call Trace: [ 54.298033] dump_stack+0x123/0x177 [ 54.298043] should_fail.cold.4+0x5/0x13 [ 54.298050] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.298059] ? save_stack+0xa9/0xd0 [ 54.298069] __alloc_pages_nodemask+0x1d5/0x710 [ 54.298077] ? sctp_do_sm+0x117/0x52d0 [ 54.316477] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.320006] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.320014] ? sctp_inq_push+0x1aa/0x240 [ 54.324511] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.329200] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 54.329206] ? sctp_sendmsg+0xd4f/0x17e0 [ 54.329215] ? do_syscall_64+0xd6/0x4e0 [ 54.329222] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.329229] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.329238] cache_grow_begin+0x91/0x8d0 [ 54.329249] ? kmem_cache_alloc_trace+0xa0/0x750 [ 54.329258] kmem_cache_alloc_trace+0x67e/0x750 [ 54.329270] flex_array_alloc+0x19e/0x270 [ 54.329280] fa_alloc+0x14/0x50 [ 54.329286] sctp_stream_alloc_in+0x23/0x230 [ 54.329295] sctp_stream_init+0x1ba/0x330 [ 54.329302] ? sctp_tsnmap_init+0x161/0x220 [ 54.329308] sctp_process_init+0x1c24/0x2d50 [ 54.329316] ? get_random_bytes+0x2f/0x40 [ 54.337140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.337608] ? crng_backtrack_protect+0x80/0x80 [ 54.341927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.348140] ? sctp_verify_init+0x1660/0x1660 [ 54.348145] ? sctp_copy_one_addr+0xca/0xf0 [ 54.348154] ? sctp_bind_addr_copy+0xe6/0x26d [ 54.348168] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 54.348176] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 54.348182] ? dccp_diag_dump+0x20/0x20 [ 54.348192] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 54.348197] sctp_do_sm+0x117/0x52d0 [ 54.348203] ? __lock_acquire+0x792/0x4980 [ 54.348211] ? __kernel_text_address+0xd/0x40 [ 54.348218] ? unwind_get_return_address+0x61/0xa0 [ 54.348225] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.348234] ? mark_held_locks+0x130/0x130 [ 54.348239] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.348245] ? check_noncircular+0x20/0x20 [ 54.348251] ? save_stack+0xa9/0xd0 [ 54.348257] ? save_stack+0x43/0xd0 [ 54.348261] ? kasan_kmalloc+0xc7/0xe0 [ 54.348265] ? kasan_slab_alloc+0x12/0x20 [ 54.348272] ? find_held_lock+0x36/0x1d0 [ 54.348280] ? mark_held_locks+0xc7/0x130 [ 54.348286] ? ktime_get+0x1a6/0x240 [ 54.348295] ? kvm_clock_read+0x18/0x30 [ 54.348299] ? kvm_clock_get_cycles+0x9/0x10 [ 54.348305] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.348310] ? mark_held_locks+0x130/0x130 [ 54.348320] sctp_inq_push+0x1aa/0x240 [ 54.348327] sctp_backlog_rcv+0x153/0xb90 [ 54.348334] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.348339] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.348345] ? sctp_hash_key+0x5b0/0x5b0 [ 54.348351] ? __release_sock+0xd0/0x360 [ 54.348355] ? __release_sock+0xd0/0x360 [ 54.348363] ? __local_bh_enable_ip+0x160/0x260 [ 54.348370] __release_sock+0x10c/0x360 [ 54.348381] release_sock+0x4f/0x180 [ 54.348387] sctp_wait_for_connect+0x22c/0x4c0 [ 54.348393] ? refcount_inc_checked+0x30/0x30 [ 54.348403] ? sctp_get_port_local+0x14d0/0x14d0 [ 54.348408] ? finish_wait+0x290/0x290 [ 54.348415] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.348423] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 54.348431] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.348440] ? sctp_clear_owner_w+0x100/0x100 [ 54.348446] ? lock_downgrade+0x860/0x860 [ 54.348453] ? kasan_check_read+0x11/0x20 [ 54.348463] sctp_sendmsg+0xd4f/0x17e0 [ 54.348470] ? rw_copy_check_uvector+0x66/0x340 [ 54.348479] ? sctp_id2assoc+0x250/0x250 [ 54.348487] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.348502] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.348512] inet_sendmsg+0x10d/0x450 [ 54.348518] ? security_socket_sendmsg+0x50/0x90 [ 54.357461] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.363378] ? ipip_gro_receive+0xf0/0xf0 [ 54.377440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.381758] sock_sendmsg+0xb7/0xf0 [ 54.389389] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.390899] ___sys_sendmsg+0x649/0x950 [ 54.397993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.400294] ? find_held_lock+0x36/0x1d0 [ 54.404774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.407683] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.407692] ? __fget+0x278/0x400 [ 54.407704] ? kasan_check_read+0x11/0x20 [ 54.407717] ? __fget+0x295/0x400 [ 54.407730] ? __f_unlock_pos+0xd/0x10 [ 54.407738] ? __fget_light+0x174/0x1e0 [ 54.407744] ? __fdget+0xe/0x10 [ 54.407750] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.407758] __sys_sendmsg+0xd9/0x180 [ 54.414470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.416276] ? __ia32_sys_shutdown+0x70/0x70 [ 54.416283] ? __sb_end_write+0xa4/0xd0 [ 54.416292] ? kasan_check_write+0x14/0x20 [ 54.416297] ? fput+0x18/0x120 [ 54.416311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.416320] __x64_sys_sendmsg+0x73/0xb0 [ 54.416328] do_syscall_64+0xd6/0x4e0 [ 54.416334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.416339] RIP: 0033:0x458da9 [ 54.416345] 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 [ 54.420960] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.425042] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.425049] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 54.425052] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.425055] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.425058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 54.425060] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 54.448503] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.461125] FAULT_INJECTION: forcing a failure. [ 54.461125] name failslab, interval 1, probability 0, space 0, times 0 [ 54.480474] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.531683] FAULT_INJECTION: forcing a failure. [ 54.531683] name failslab, interval 1, probability 0, space 0, times 0 [ 54.559154] CPU: 0 PID: 7051 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 54.566929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.566944] Call Trace: [ 54.566956] dump_stack+0x123/0x177 [ 54.566966] should_fail.cold.4+0x5/0x13 [ 54.566974] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.566981] ? find_held_lock+0x36/0x1d0 [ 54.566993] __should_failslab+0xba/0xf0 [ 54.567000] should_failslab+0x9/0x14 [ 54.567006] kmem_cache_alloc+0x47/0x730 [ 54.567011] ? trace_hardirqs_on+0x28/0x190 [ 54.567022] __debug_object_init+0x7dc/0xd70 [ 54.567032] ? debug_object_fixup+0x30/0x30 [ 54.567044] debug_object_init+0x16/0x20 [ 54.567051] init_timer_key+0x2e/0x270 [ 54.588232] sctp_association_new+0x9fd/0x1ef0 [ 54.588244] sctp_make_temp_asoc+0x8b/0x1a0 [ 54.588254] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 54.588263] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 54.588268] ? dccp_diag_dump+0x20/0x20 [ 54.588277] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 54.600944] sctp_do_sm+0x117/0x52d0 [ 54.600954] ? __lock_acquire+0x792/0x4980 [ 54.600962] ? __kernel_text_address+0xd/0x40 [ 54.600969] ? unwind_get_return_address+0x61/0xa0 [ 54.600976] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.637465] FAULT_INJECTION: forcing a failure. [ 54.637465] name failslab, interval 1, probability 0, space 0, times 0 [ 54.640901] ? mark_held_locks+0x130/0x130 [ 54.640909] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.640916] ? check_noncircular+0x20/0x20 [ 54.640925] ? save_stack+0xa9/0xd0 [ 55.066768] ? save_stack+0x43/0xd0 [ 55.070384] ? kasan_kmalloc+0xc7/0xe0 [ 55.074250] ? kasan_slab_alloc+0x12/0x20 [ 55.078397] ? find_held_lock+0x36/0x1d0 [ 55.082441] ? mark_held_locks+0xc7/0x130 [ 55.086573] ? ktime_get+0x1a6/0x240 [ 55.090275] ? kvm_clock_read+0x18/0x30 [ 55.094234] ? kvm_clock_get_cycles+0x9/0x10 [ 55.098634] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.102860] ? mark_held_locks+0x130/0x130 [ 55.107081] sctp_inq_push+0x1aa/0x240 [ 55.110951] sctp_backlog_rcv+0x153/0xb90 [ 55.115081] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.119470] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.124034] ? sctp_hash_key+0x5b0/0x5b0 [ 55.128078] ? __release_sock+0xd0/0x360 [ 55.132119] ? __release_sock+0xd0/0x360 [ 55.136169] ? __local_bh_enable_ip+0x160/0x260 [ 55.140825] __release_sock+0x10c/0x360 [ 55.144784] release_sock+0x4f/0x180 [ 55.148480] sctp_wait_for_connect+0x22c/0x4c0 [ 55.153041] ? refcount_inc_checked+0x30/0x30 [ 55.157521] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.162260] ? finish_wait+0x290/0x290 [ 55.166134] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.170530] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 55.175190] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.179934] ? sctp_clear_owner_w+0x100/0x100 [ 55.184411] ? lock_downgrade+0x860/0x860 [ 55.188544] ? kasan_check_read+0x11/0x20 [ 55.192680] sctp_sendmsg+0xd4f/0x17e0 [ 55.196560] ? rw_copy_check_uvector+0x66/0x340 [ 55.201223] ? sctp_id2assoc+0x250/0x250 [ 55.205283] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.210637] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.215380] inet_sendmsg+0x10d/0x450 [ 55.219201] ? security_socket_sendmsg+0x50/0x90 [ 55.223940] ? ipip_gro_receive+0xf0/0xf0 [ 55.228070] sock_sendmsg+0xb7/0xf0 [ 55.231682] ___sys_sendmsg+0x649/0x950 [ 55.235650] ? find_held_lock+0x36/0x1d0 [ 55.239693] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.244443] ? __fget+0x278/0x400 [ 55.247880] ? kasan_check_read+0x11/0x20 [ 55.252012] ? __fget+0x295/0x400 [ 55.255449] ? __f_unlock_pos+0xd/0x10 [ 55.259317] ? __fget_light+0x174/0x1e0 [ 55.263274] ? __fdget+0xe/0x10 [ 55.266536] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.271369] __sys_sendmsg+0xd9/0x180 [ 55.275151] ? __ia32_sys_shutdown+0x70/0x70 [ 55.279550] ? __sb_end_write+0xa4/0xd0 [ 55.283514] ? kasan_check_write+0x14/0x20 [ 55.287733] ? fput+0x18/0x120 [ 55.290910] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.296255] __x64_sys_sendmsg+0x73/0xb0 [ 55.300296] do_syscall_64+0xd6/0x4e0 [ 55.304080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.309336] RIP: 0033:0x458da9 [ 55.312519] 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 [ 55.331489] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.339179] RAX: ffffffffffffffda RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 55.346442] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.353691] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.360953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 55.368238] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.375509] CPU: 1 PID: 7064 Comm: syz-executor.4 Not tainted 4.19.91-syzkaller #0 [ 55.383220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.392574] Call Trace: [ 55.395163] dump_stack+0x123/0x177 [ 55.398795] should_fail.cold.4+0x5/0x13 [ 55.402857] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.407957] ? mark_held_locks+0x130/0x130 [ 55.412179] ? __lock_is_held+0xb5/0x140 [ 55.416229] __should_failslab+0xba/0xf0 [ 55.420274] should_failslab+0x9/0x14 [ 55.424055] kmem_cache_alloc_node+0x56/0x730 [ 55.428540] ? find_held_lock+0x36/0x1d0 [ 55.432601] __alloc_skb+0xa7/0x580 [ 55.436211] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.440520] _sctp_make_chunk+0x3f/0x260 [ 55.444564] sctp_make_init_ack+0x9f0/0x13f0 [ 55.448960] ? sctp_make_init+0xc20/0xc20 [ 55.453089] ? crng_backtrack_protect+0x80/0x80 [ 55.457758] ? sctp_verify_init+0x1660/0x1660 [ 55.462240] ? sctp_copy_one_addr+0xca/0xf0 [ 55.466547] ? sctp_bind_addr_copy+0xe6/0x26d [ 55.471032] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 55.476831] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 55.482435] ? dccp_diag_dump+0x20/0x20 [ 55.486396] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.490976] sctp_do_sm+0x117/0x52d0 [ 55.494690] ? __lock_acquire+0x792/0x4980 [ 55.498915] ? __kernel_text_address+0xd/0x40 [ 55.503408] ? unwind_get_return_address+0x61/0xa0 [ 55.508327] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.514376] ? mark_held_locks+0x130/0x130 [ 55.518595] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.524032] ? check_noncircular+0x20/0x20 [ 55.528256] ? save_stack+0xa9/0xd0 [ 55.531864] ? save_stack+0x43/0xd0 [ 55.535470] ? kasan_kmalloc+0xc7/0xe0 [ 55.539333] ? kasan_slab_alloc+0x12/0x20 [ 55.543463] ? find_held_lock+0x36/0x1d0 [ 55.547510] ? mark_held_locks+0xc7/0x130 [ 55.551638] ? ktime_get+0x1a6/0x240 [ 55.555342] ? kvm_clock_read+0x18/0x30 [ 55.559312] ? kvm_clock_get_cycles+0x9/0x10 [ 55.563702] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.567924] ? mark_held_locks+0x130/0x130 [ 55.572180] sctp_inq_push+0x1aa/0x240 [ 55.576072] sctp_backlog_rcv+0x153/0xb90 [ 55.580211] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.584603] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.589176] ? sctp_hash_key+0x5b0/0x5b0 [ 55.593225] ? __release_sock+0xd0/0x360 [ 55.597268] ? __release_sock+0xd0/0x360 [ 55.601320] ? __local_bh_enable_ip+0x160/0x260 [ 55.605980] __release_sock+0x10c/0x360 [ 55.609941] release_sock+0x4f/0x180 [ 55.613644] sctp_wait_for_connect+0x22c/0x4c0 [ 55.618209] ? refcount_inc_checked+0x30/0x30 [ 55.622714] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.627454] ? finish_wait+0x290/0x290 [ 55.631324] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.635721] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 55.640373] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.645118] ? sctp_clear_owner_w+0x100/0x100 [ 55.649603] ? lock_downgrade+0x860/0x860 [ 55.653734] ? kasan_check_read+0x11/0x20 [ 55.657873] sctp_sendmsg+0xd4f/0x17e0 [ 55.661744] ? rw_copy_check_uvector+0x66/0x340 [ 55.666400] ? sctp_id2assoc+0x250/0x250 [ 55.670441] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.675795] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.680535] inet_sendmsg+0x10d/0x450 [ 55.684329] ? security_socket_sendmsg+0x50/0x90 [ 55.689069] ? ipip_gro_receive+0xf0/0xf0 [ 55.694154] sock_sendmsg+0xb7/0xf0 [ 55.697765] ___sys_sendmsg+0x649/0x950 [ 55.701733] ? find_held_lock+0x36/0x1d0 [ 55.705792] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.710544] ? __fget+0x278/0x400 [ 55.713986] ? kasan_check_read+0x11/0x20 [ 55.718131] ? __fget+0x295/0x400 [ 55.721574] ? __f_unlock_pos+0xd/0x10 [ 55.725461] ? __fget_light+0x174/0x1e0 [ 55.729428] ? __fdget+0xe/0x10 [ 55.732697] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.737525] __sys_sendmsg+0xd9/0x180 [ 55.741310] ? __ia32_sys_shutdown+0x70/0x70 [ 55.745703] ? __sb_end_write+0xa4/0xd0 [ 55.749664] ? kasan_check_write+0x14/0x20 [ 55.753888] ? fput+0x18/0x120 [ 55.757067] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.762414] __x64_sys_sendmsg+0x73/0xb0 [ 55.766460] do_syscall_64+0xd6/0x4e0 [ 55.770246] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.775425] RIP: 0033:0x458da9 [ 55.778601] 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 [ 55.797486] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.805179] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 55.812439] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.819693] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.826952] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 55.834203] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.841474] CPU: 0 PID: 7053 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 55.849188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.858536] Call Trace: [ 55.861115] dump_stack+0x123/0x177 [ 55.864733] should_fail.cold.4+0x5/0x13 [ 55.869047] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.869058] ? __lock_is_held+0xb5/0x140 [ 55.869067] __should_failslab+0xba/0xf0 [ 55.878211] should_failslab+0x9/0x14 [ 55.878216] __kmalloc+0x70/0x770 [ 55.878221] ? __kmalloc_track_caller+0x5e5/0x760 [ 55.878230] ? sctp_tsnmap_init+0x161/0x220 [ 55.878238] sctp_tsnmap_init+0x161/0x220 [ 55.878246] sctp_process_init+0x1bb0/0x2d50 [ 55.878261] ? sctp_verify_init+0x1660/0x1660 [ 55.878268] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 55.878275] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 55.878283] ? save_stack+0x43/0xd0 [ 55.878287] ? __kasan_slab_free+0x102/0x150 [ 55.878290] ? kasan_slab_free+0xe/0x10 [ 55.878298] sctp_do_sm+0x98b/0x52d0 [ 55.878304] ? __lock_acquire+0x792/0x4980 [ 55.878308] ? sctp_sendmsg+0xd4f/0x17e0 [ 55.878315] ? inet_sendmsg+0x10d/0x450 [ 55.878325] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.878333] ? mark_held_locks+0x130/0x130 [ 55.878341] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 55.878347] ? quarantine_put+0x11b/0x1c0 [ 55.878359] ? find_held_lock+0x36/0x1d0 [ 55.878378] ? kvm_clock_read+0x18/0x30 [ 55.914185] FAULT_INJECTION: forcing a failure. [ 55.914185] name failslab, interval 1, probability 0, space 0, times 0 [ 55.916377] ? kvm_clock_get_cycles+0x9/0x10 [ 55.916387] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.916395] ? mark_held_locks+0x130/0x130 [ 55.916407] sctp_inq_push+0x1aa/0x240 [ 55.916416] sctp_backlog_rcv+0x153/0xb90 [ 55.921253] FAULT_INJECTION: forcing a failure. [ 55.921253] name failslab, interval 1, probability 0, space 0, times 0 [ 55.924684] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.924692] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.924699] ? sctp_hash_key+0x5b0/0x5b0 [ 55.924705] ? __release_sock+0xd0/0x360 [ 55.924709] ? __release_sock+0xd0/0x360 [ 55.924717] ? __local_bh_enable_ip+0x160/0x260 [ 55.933071] __release_sock+0x10c/0x360 [ 55.940987] release_sock+0x4f/0x180 [ 56.053592] sctp_wait_for_connect+0x22c/0x4c0 [ 56.058156] ? refcount_inc_checked+0x30/0x30 [ 56.062634] ? sctp_get_port_local+0x14d0/0x14d0 [ 56.067373] ? finish_wait+0x290/0x290 [ 56.071245] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.075633] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 56.080287] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.085026] ? sctp_clear_owner_w+0x100/0x100 [ 56.089513] ? lock_downgrade+0x860/0x860 [ 56.093654] ? kasan_check_read+0x11/0x20 [ 56.097787] sctp_sendmsg+0xd4f/0x17e0 [ 56.101658] ? rw_copy_check_uvector+0x66/0x340 [ 56.106319] ? sctp_id2assoc+0x250/0x250 [ 56.110376] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.115745] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.120508] inet_sendmsg+0x10d/0x450 [ 56.124290] ? security_socket_sendmsg+0x50/0x90 [ 56.129030] ? ipip_gro_receive+0xf0/0xf0 [ 56.133166] sock_sendmsg+0xb7/0xf0 [ 56.136775] ___sys_sendmsg+0x649/0x950 [ 56.140735] ? find_held_lock+0x36/0x1d0 [ 56.144784] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.149533] ? __fget+0x278/0x400 [ 56.152969] ? kasan_check_read+0x11/0x20 [ 56.157101] ? __fget+0x295/0x400 [ 56.160540] ? __f_unlock_pos+0xd/0x10 [ 56.164413] ? __fget_light+0x174/0x1e0 [ 56.168376] ? __fdget+0xe/0x10 [ 56.171638] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.176465] __sys_sendmsg+0xd9/0x180 [ 56.180267] ? __ia32_sys_shutdown+0x70/0x70 [ 56.184653] ? __sb_end_write+0xa4/0xd0 [ 56.188621] ? kasan_check_write+0x14/0x20 [ 56.192848] ? fput+0x18/0x120 [ 56.196040] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.201409] __x64_sys_sendmsg+0x73/0xb0 [ 56.205459] do_syscall_64+0xd6/0x4e0 [ 56.209244] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.214414] RIP: 0033:0x458da9 [ 56.217589] 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 [ 56.236471] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.244158] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 56.251419] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 56.258670] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.265922] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 56.273170] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.280454] CPU: 1 PID: 7071 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 56.288181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.297528] Call Trace: [ 56.300108] dump_stack+0x123/0x177 [ 56.303731] should_fail.cold.4+0x5/0x13 [ 56.307792] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.312887] ? lock_downgrade+0x860/0x860 [ 56.317035] __should_failslab+0xba/0xf0 [ 56.321093] should_failslab+0x9/0x14 [ 56.324895] kmem_cache_alloc_node+0x26e/0x730 [ 56.329472] __alloc_skb+0xa7/0x580 [ 56.333085] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.337399] ? lock_downgrade+0x860/0x860 [ 56.341546] _sctp_make_chunk+0x3f/0x260 [ 56.345693] sctp_make_datafrag_empty+0x159/0x260 [ 56.350535] ? sctp_make_ecne+0xf0/0xf0 [ 56.355733] sctp_datamsg_from_user+0x4dc/0xf40 [ 56.360408] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.364989] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.369743] ? find_held_lock+0x36/0x1d0 [ 56.373791] ? sctp_clear_owner_w+0x100/0x100 [ 56.378276] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 56.383449] ? lock_downgrade+0x860/0x860 [ 56.387587] ? kasan_check_read+0x11/0x20 [ 56.391727] sctp_sendmsg+0xd4f/0x17e0 [ 56.395601] ? rw_copy_check_uvector+0x66/0x340 [ 56.400273] ? sctp_id2assoc+0x250/0x250 [ 56.404333] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.409687] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.414434] inet_sendmsg+0x10d/0x450 [ 56.418217] ? security_socket_sendmsg+0x50/0x90 [ 56.422958] ? ipip_gro_receive+0xf0/0xf0 [ 56.428395] sock_sendmsg+0xb7/0xf0 [ 56.432008] ___sys_sendmsg+0x649/0x950 [ 56.435968] ? find_held_lock+0x36/0x1d0 [ 56.440017] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.444755] ? __fget+0x278/0x400 [ 56.448200] ? kasan_check_read+0x11/0x20 [ 56.452348] ? __fget+0x295/0x400 [ 56.455798] ? __f_unlock_pos+0xd/0x10 [ 56.459677] ? __fget_light+0x174/0x1e0 [ 56.463643] ? __fdget+0xe/0x10 [ 56.466913] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.471739] __sys_sendmsg+0xd9/0x180 [ 56.475526] ? __ia32_sys_shutdown+0x70/0x70 [ 56.479918] ? __sb_end_write+0xa4/0xd0 [ 56.483894] ? kasan_check_write+0x14/0x20 [ 56.488114] ? fput+0x18/0x120 [ 56.491294] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.496651] __x64_sys_sendmsg+0x73/0xb0 [ 56.500701] do_syscall_64+0xd6/0x4e0 [ 56.504587] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.509772] RIP: 0033:0x458da9 [ 56.512947] 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 [ 56.531829] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.539517] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 56.546768] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.554192] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.561443] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 56.568701] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.585411] CPU: 1 PID: 7073 Comm: syz-executor.3 Not tainted 4.19.91-syzkaller #0 [ 56.593147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.602495] Call Trace: [ 56.605070] dump_stack+0x123/0x177 [ 56.605085] should_fail.cold.4+0x5/0x13 [ 56.605093] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.605100] ? lock_downgrade+0x860/0x860 [ 56.605111] __should_failslab+0xba/0xf0 [ 56.605119] should_failslab+0x9/0x14 [ 56.605125] kmem_cache_alloc_node_trace+0x270/0x740 [ 56.605138] __kmalloc_node_track_caller+0x3c/0x70 [ 56.605147] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 56.605155] __alloc_skb+0xd7/0x580 [ 56.605161] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.605166] ? lock_downgrade+0x860/0x860 [ 56.605178] _sctp_make_chunk+0x3f/0x260 [ 56.605185] sctp_make_datafrag_empty+0x159/0x260 [ 56.605192] ? sctp_make_ecne+0xf0/0xf0 [ 56.605201] sctp_datamsg_from_user+0x4dc/0xf40 [ 56.605217] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.605225] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.605229] ? find_held_lock+0x36/0x1d0 [ 56.605238] ? sctp_clear_owner_w+0x100/0x100 [ 56.605243] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 56.605249] ? lock_downgrade+0x860/0x860 [ 56.605257] ? kasan_check_read+0x11/0x20 [ 56.605267] sctp_sendmsg+0xd4f/0x17e0 [ 56.605274] ? rw_copy_check_uvector+0x66/0x340 [ 56.605282] ? sctp_id2assoc+0x250/0x250 [ 56.649161] FAULT_INJECTION: forcing a failure. [ 56.649161] name failslab, interval 1, probability 0, space 0, times 0 [ 56.652773] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.652791] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.652804] inet_sendmsg+0x10d/0x450 [ 56.652809] ? security_socket_sendmsg+0x50/0x90 [ 56.652815] ? ipip_gro_receive+0xf0/0xf0 [ 56.652822] sock_sendmsg+0xb7/0xf0 [ 56.755676] ___sys_sendmsg+0x649/0x950 [ 56.764690] ? find_held_lock+0x36/0x1d0 [ 56.768753] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.773504] ? __fget+0x278/0x400 [ 56.776944] ? kasan_check_read+0x11/0x20 [ 56.776952] ? __fget+0x295/0x400 [ 56.776964] ? __f_unlock_pos+0xd/0x10 [ 56.776973] ? __fget_light+0x174/0x1e0 [ 56.776979] ? __fdget+0xe/0x10 [ 56.776985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.776993] __sys_sendmsg+0xd9/0x180 [ 56.776998] ? __ia32_sys_shutdown+0x70/0x70 [ 56.777005] ? __sb_end_write+0xa4/0xd0 [ 56.777011] ? kasan_check_write+0x14/0x20 [ 56.777017] ? fput+0x18/0x120 [ 56.777030] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.777037] __x64_sys_sendmsg+0x73/0xb0 [ 56.777051] do_syscall_64+0xd6/0x4e0 [ 56.777060] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.777065] RIP: 0033:0x458da9 [ 56.777071] 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 [ 56.777073] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.777080] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 56.777083] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.777086] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.777089] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 56.777092] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.789041] FAULT_INJECTION: forcing a failure. [ 56.789041] name failslab, interval 1, probability 0, space 0, times 0 [ 56.832608] FAULT_INJECTION: forcing a failure. [ 56.832608] name failslab, interval 1, probability 0, space 0, times 0 [ 56.837873] CPU: 1 PID: 7088 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 56.861265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.861269] Call Trace: [ 56.861280] dump_stack+0x123/0x177 [ 56.861292] should_fail.cold.4+0x5/0x13 [ 56.861301] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.861308] ? lock_downgrade+0x860/0x860 [ 56.861320] __should_failslab+0xba/0xf0 [ 56.898056] should_failslab+0x9/0x14 [ 56.898065] kmem_cache_alloc+0x2be/0x730 [ 56.898074] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.898082] ? lock_downgrade+0x860/0x860 [ 56.898092] sctp_chunkify+0x46/0x270 [ 56.898099] _sctp_make_chunk+0x128/0x260 [ 56.898107] sctp_make_datafrag_empty+0x159/0x260 [ 56.898113] ? sctp_make_ecne+0xf0/0xf0 [ 56.898124] sctp_datamsg_from_user+0x4dc/0xf40 [ 56.898140] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.898148] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.898152] ? find_held_lock+0x36/0x1d0 [ 56.898161] ? sctp_clear_owner_w+0x100/0x100 [ 56.898167] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 56.898172] ? lock_downgrade+0x860/0x860 [ 56.898181] ? kasan_check_read+0x11/0x20 [ 56.898191] sctp_sendmsg+0xd4f/0x17e0 [ 56.980548] ? rw_copy_check_uvector+0x66/0x340 [ 56.988470] ? sctp_id2assoc+0x250/0x250 [ 56.988478] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.988492] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.988503] inet_sendmsg+0x10d/0x450 [ 56.988508] ? security_socket_sendmsg+0x50/0x90 [ 56.988513] ? ipip_gro_receive+0xf0/0xf0 [ 56.988518] sock_sendmsg+0xb7/0xf0 [ 56.988524] ___sys_sendmsg+0x649/0x950 [ 56.988531] ? find_held_lock+0x36/0x1d0 [ 56.988537] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.988546] ? __fget+0x278/0x400 [ 56.988557] ? kasan_check_read+0x11/0x20 [ 56.988565] ? __fget+0x295/0x400 [ 56.988576] ? __f_unlock_pos+0xd/0x10 [ 56.988584] ? __fget_light+0x174/0x1e0 [ 57.107877] ? __fdget+0xe/0x10 [ 57.111151] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.115983] __sys_sendmsg+0xd9/0x180 [ 57.119770] ? __ia32_sys_shutdown+0x70/0x70 [ 57.124163] ? __sb_end_write+0xa4/0xd0 [ 57.128123] ? kasan_check_write+0x14/0x20 [ 57.132339] ? fput+0x18/0x120 [ 57.135524] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.140878] __x64_sys_sendmsg+0x73/0xb0 [ 57.144927] do_syscall_64+0xd6/0x4e0 [ 57.148714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.153885] RIP: 0033:0x458da9 [ 57.157061] 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 [ 57.175957] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.183758] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 57.191016] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.198275] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.205540] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 57.212801] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.220069] CPU: 0 PID: 7092 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 57.227781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.237134] Call Trace: [ 57.239758] dump_stack+0x123/0x177 [ 57.241742] FAULT_INJECTION: forcing a failure. [ 57.241742] name failslab, interval 1, probability 0, space 0, times 0 [ 57.243384] should_fail.cold.4+0x5/0x13 [ 57.258591] ? kasan_unpoison_shadow+0x35/0x50 [ 57.263171] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.268255] ? __kmalloc_node_track_caller+0x50/0x70 [ 57.273341] __should_failslab+0xba/0xf0 [ 57.277391] should_failslab+0x9/0x14 [ 57.281169] kmem_cache_alloc+0x47/0x730 [ 57.285211] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.289531] sctp_chunkify+0x46/0x270 [ 57.293313] _sctp_make_chunk+0x128/0x260 [ 57.297442] sctp_make_init_ack+0x9f0/0x13f0 [ 57.301837] ? sctp_make_init+0xc20/0xc20 [ 57.305961] ? crng_backtrack_protect+0x80/0x80 [ 57.310625] ? sctp_verify_init+0x1660/0x1660 [ 57.315100] ? sctp_copy_one_addr+0xca/0xf0 [ 57.319404] ? sctp_bind_addr_copy+0xe6/0x26d [ 57.323884] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 57.329673] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 57.335278] ? dccp_diag_dump+0x20/0x20 [ 57.339237] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 57.343797] sctp_do_sm+0x117/0x52d0 [ 57.347496] ? __lock_acquire+0x792/0x4980 [ 57.351713] ? __kernel_text_address+0xd/0x40 [ 57.356203] ? unwind_get_return_address+0x61/0xa0 [ 57.361314] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.367371] ? mark_held_locks+0x130/0x130 [ 57.371598] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 57.377034] ? check_noncircular+0x20/0x20 [ 57.381250] ? save_stack+0xa9/0xd0 [ 57.384858] ? save_stack+0x43/0xd0 [ 57.388468] ? kasan_kmalloc+0xc7/0xe0 [ 57.392330] ? kasan_slab_alloc+0x12/0x20 [ 57.396462] ? find_held_lock+0x36/0x1d0 [ 57.400507] ? mark_held_locks+0xc7/0x130 [ 57.404640] ? ktime_get+0x1a6/0x240 [ 57.408341] ? kvm_clock_read+0x18/0x30 [ 57.412308] ? kvm_clock_get_cycles+0x9/0x10 [ 57.416705] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.420918] ? mark_held_locks+0x130/0x130 [ 57.425238] sctp_inq_push+0x1aa/0x240 [ 57.429107] sctp_backlog_rcv+0x153/0xb90 [ 57.433241] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.437641] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.442206] ? sctp_hash_key+0x5b0/0x5b0 [ 57.446248] ? __release_sock+0xd0/0x360 [ 57.450288] ? __release_sock+0xd0/0x360 [ 57.454330] ? __local_bh_enable_ip+0x160/0x260 [ 57.458984] __release_sock+0x10c/0x360 [ 57.462941] release_sock+0x4f/0x180 [ 57.466635] sctp_wait_for_connect+0x22c/0x4c0 [ 57.471202] ? refcount_inc_checked+0x30/0x30 [ 57.475684] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.480427] ? finish_wait+0x290/0x290 [ 57.484295] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.488687] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.493337] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.498080] ? sctp_clear_owner_w+0x100/0x100 [ 57.502564] ? lock_downgrade+0x860/0x860 [ 57.506693] ? kasan_check_read+0x11/0x20 [ 57.510836] sctp_sendmsg+0xd4f/0x17e0 [ 57.514712] ? rw_copy_check_uvector+0x66/0x340 [ 57.519364] ? sctp_id2assoc+0x250/0x250 [ 57.523404] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.528760] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.533501] inet_sendmsg+0x10d/0x450 [ 57.537278] ? security_socket_sendmsg+0x50/0x90 [ 57.542012] ? ipip_gro_receive+0xf0/0xf0 [ 57.546139] sock_sendmsg+0xb7/0xf0 [ 57.549754] ___sys_sendmsg+0x649/0x950 [ 57.553709] ? find_held_lock+0x36/0x1d0 [ 57.557757] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.562495] ? __fget+0x278/0x400 [ 57.565929] ? kasan_check_read+0x11/0x20 [ 57.570058] ? __fget+0x295/0x400 [ 57.573498] ? __f_unlock_pos+0xd/0x10 [ 57.577366] ? __fget_light+0x174/0x1e0 [ 57.581319] ? __fdget+0xe/0x10 [ 57.584578] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.589410] __sys_sendmsg+0xd9/0x180 [ 57.593190] ? __ia32_sys_shutdown+0x70/0x70 [ 57.597576] ? __sb_end_write+0xa4/0xd0 [ 57.601540] ? kasan_check_write+0x14/0x20 [ 57.605754] ? fput+0x18/0x120 [ 57.608931] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.614272] __x64_sys_sendmsg+0x73/0xb0 [ 57.618313] do_syscall_64+0xd6/0x4e0 [ 57.622099] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.627266] RIP: 0033:0x458da9 [ 57.630476] 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 [ 57.649356] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.657044] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 57.664294] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.671542] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.678789] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 57.686041] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.693306] CPU: 1 PID: 7101 Comm: syz-executor.3 Not tainted 4.19.91-syzkaller #0 [ 57.701084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.701089] Call Trace: [ 57.713024] dump_stack+0x123/0x177 [ 57.716654] should_fail.cold.4+0x5/0x13 [ 57.720710] ? unwind_get_return_address+0x61/0xa0 [ 57.725639] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.730744] ? __lock_acquire+0x792/0x4980 [ 57.734995] __should_failslab+0xba/0xf0 [ 57.739048] should_failslab+0x9/0x14 [ 57.742836] kmem_cache_alloc_node+0x56/0x730 [ 57.747335] __alloc_skb+0xa7/0x580 [ 57.750948] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.750955] ? find_held_lock+0x36/0x1d0 [ 57.750967] sctp_packet_transmit+0x26b/0x3490 [ 57.750975] ? sctp_packet_config+0x7aa/0xea0 [ 57.750985] ? kasan_check_read+0x11/0x20 [ 57.772516] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 57.777694] ? sctp_packet_config+0xea0/0xea0 [ 57.777703] ? sctp_packet_append_chunk+0x890/0xef0 [ 57.777709] ? sctp_outq_select_transport+0x1fa/0x730 [ 57.777719] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 57.777728] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 57.777736] ? sctp_verify_init+0x1650/0x1660 [ 57.777741] ? sctp_copy_one_addr+0xca/0xf0 [ 57.777751] sctp_outq_flush+0xd0/0x22f0 [ 57.777764] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 57.777770] ? __sctp_outq_teardown+0xc30/0xc30 [ 57.777779] ? sctp_outq_tail+0x58c/0x970 [ 57.798039] sctp_outq_uncork+0x49/0x60 [ 57.798047] sctp_do_sm+0x364e/0x52d0 [ 57.798056] ? __lock_acquire+0x792/0x4980 [ 57.798069] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.798077] ? mark_held_locks+0x130/0x130 [ 57.798081] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 57.798088] ? check_noncircular+0x20/0x20 [ 57.798096] ? save_stack+0xa9/0xd0 [ 57.798102] ? save_stack+0x43/0xd0 [ 57.798105] ? kasan_kmalloc+0xc7/0xe0 [ 57.798109] ? kasan_slab_alloc+0x12/0x20 [ 57.798118] ? find_held_lock+0x36/0x1d0 [ 57.843085] ? mark_held_locks+0xc7/0x130 [ 57.843094] ? ktime_get+0x1a6/0x240 [ 57.843107] ? kvm_clock_read+0x18/0x30 [ 57.843112] ? kvm_clock_get_cycles+0x9/0x10 [ 57.866652] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.866661] ? mark_held_locks+0x130/0x130 [ 57.866675] sctp_inq_push+0x1aa/0x240 [ 57.866683] sctp_backlog_rcv+0x153/0xb90 [ 57.866690] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.866696] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.905474] FAULT_INJECTION: forcing a failure. [ 57.905474] name failslab, interval 1, probability 0, space 0, times 0 [ 57.906929] ? sctp_hash_key+0x5b0/0x5b0 [ 57.906936] ? __release_sock+0xd0/0x360 [ 57.906942] ? __release_sock+0xd0/0x360 [ 57.906951] ? __local_bh_enable_ip+0x160/0x260 [ 57.906959] __release_sock+0x10c/0x360 [ 57.906969] release_sock+0x4f/0x180 [ 57.959535] sctp_wait_for_connect+0x22c/0x4c0 [ 57.964098] ? refcount_inc_checked+0x30/0x30 [ 57.968576] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.973321] ? finish_wait+0x290/0x290 [ 57.977209] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.981603] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.986253] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.991011] ? sctp_clear_owner_w+0x100/0x100 [ 57.995491] ? lock_downgrade+0x860/0x860 [ 57.999625] ? kasan_check_read+0x11/0x20 [ 58.003773] sctp_sendmsg+0xd4f/0x17e0 [ 58.007643] ? rw_copy_check_uvector+0x66/0x340 [ 58.012315] ? sctp_id2assoc+0x250/0x250 [ 58.016367] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.021722] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.026463] inet_sendmsg+0x10d/0x450 [ 58.030247] ? security_socket_sendmsg+0x50/0x90 [ 58.034990] ? ipip_gro_receive+0xf0/0xf0 [ 58.039136] sock_sendmsg+0xb7/0xf0 [ 58.042756] ___sys_sendmsg+0x649/0x950 [ 58.046729] ? find_held_lock+0x36/0x1d0 [ 58.050771] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.055512] ? __fget+0x278/0x400 [ 58.058952] ? kasan_check_read+0x11/0x20 [ 58.063085] ? __fget+0x295/0x400 [ 58.066530] ? __f_unlock_pos+0xd/0x10 [ 58.070500] ? __fget_light+0x174/0x1e0 [ 58.074456] ? __fdget+0xe/0x10 [ 58.077720] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.082546] __sys_sendmsg+0xd9/0x180 [ 58.086341] ? __ia32_sys_shutdown+0x70/0x70 2019/12/29 17:00:07 executed programs: 24 [ 58.090729] ? __sb_end_write+0xa4/0xd0 [ 58.094682] ? kasan_check_write+0x14/0x20 [ 58.098902] ? fput+0x18/0x120 [ 58.102090] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.107451] __x64_sys_sendmsg+0x73/0xb0 [ 58.111517] do_syscall_64+0xd6/0x4e0 [ 58.115305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.115311] RIP: 0033:0x458da9 [ 58.115316] 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 [ 58.115320] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.115325] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 58.115329] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.115332] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.115335] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 58.115337] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.139679] CPU: 1 PID: 7090 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 58.194537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.203882] Call Trace: [ 58.203895] dump_stack+0x123/0x177 [ 58.203907] should_fail.cold.4+0x5/0x13 [ 58.203914] ? unwind_get_return_address+0x61/0xa0 [ 58.203927] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.219080] ? __lock_acquire+0x792/0x4980 [ 58.219093] __should_failslab+0xba/0xf0 [ 58.219102] should_failslab+0x9/0x14 [ 58.219109] kmem_cache_alloc_node+0x56/0x730 [ 58.219124] __alloc_skb+0xa7/0x580 [ 58.219132] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.236269] ? find_held_lock+0x36/0x1d0 [ 58.236282] sctp_packet_transmit+0x26b/0x3490 [ 58.236292] ? sctp_packet_config+0x7aa/0xea0 [ 58.236304] ? kasan_check_read+0x11/0x20 [ 58.236316] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 58.236321] ? sctp_packet_config+0xea0/0xea0 [ 58.236331] ? sctp_packet_append_chunk+0x890/0xef0 [ 58.236338] ? sctp_outq_select_transport+0x1fa/0x730 [ 58.236346] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 58.236355] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.236364] ? sctp_verify_init+0x1650/0x1660 [ 58.236368] ? sctp_copy_one_addr+0xca/0xf0 [ 58.236377] sctp_outq_flush+0xd0/0x22f0 [ 58.236389] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 58.236394] ? __sctp_outq_teardown+0xc30/0xc30 [ 58.236404] ? sctp_outq_tail+0x58c/0x970 [ 58.236412] sctp_outq_uncork+0x49/0x60 [ 58.236417] sctp_do_sm+0x364e/0x52d0 [ 58.236423] ? __lock_acquire+0x792/0x4980 [ 58.236434] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.236442] ? mark_held_locks+0x130/0x130 [ 58.236447] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.236452] ? check_noncircular+0x20/0x20 [ 58.236457] ? save_stack+0xa9/0xd0 [ 58.236461] ? save_stack+0x43/0xd0 [ 58.236464] ? kasan_kmalloc+0xc7/0xe0 [ 58.236468] ? kasan_slab_alloc+0x12/0x20 [ 58.236474] ? find_held_lock+0x36/0x1d0 [ 58.236483] ? mark_held_locks+0xc7/0x130 [ 58.236491] ? ktime_get+0x1a6/0x240 [ 58.236500] ? kvm_clock_read+0x18/0x30 [ 58.236505] ? kvm_clock_get_cycles+0x9/0x10 [ 58.236512] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.236517] ? mark_held_locks+0x130/0x130 [ 58.236528] sctp_inq_push+0x1aa/0x240 [ 58.252974] sctp_backlog_rcv+0x153/0xb90 [ 58.252983] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.252991] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.252997] ? sctp_hash_key+0x5b0/0x5b0 [ 58.253003] ? __release_sock+0xd0/0x360 [ 58.253008] ? __release_sock+0xd0/0x360 [ 58.253016] ? __local_bh_enable_ip+0x160/0x260 [ 58.271891] __release_sock+0x10c/0x360 [ 58.271902] release_sock+0x4f/0x180 [ 58.271910] sctp_wait_for_connect+0x22c/0x4c0 [ 58.271918] ? refcount_inc_checked+0x30/0x30 [ 58.271928] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.271934] ? finish_wait+0x290/0x290 [ 58.271942] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.292220] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.292230] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.292241] ? sctp_clear_owner_w+0x100/0x100 [ 58.292249] ? lock_downgrade+0x860/0x860 [ 58.292259] ? kasan_check_read+0x11/0x20 [ 58.464313] sctp_sendmsg+0xd4f/0x17e0 [ 58.482327] ? rw_copy_check_uvector+0x66/0x340 [ 58.494984] ? sctp_id2assoc+0x250/0x250 [ 58.499046] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.504411] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.509168] inet_sendmsg+0x10d/0x450 [ 58.512963] ? security_socket_sendmsg+0x50/0x90 [ 58.517723] ? ipip_gro_receive+0xf0/0xf0 [ 58.521869] sock_sendmsg+0xb7/0xf0 [ 58.525495] ___sys_sendmsg+0x649/0x950 [ 58.529466] ? find_held_lock+0x36/0x1d0 [ 58.533525] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.538266] ? __fget+0x278/0x400 [ 58.541707] ? kasan_check_read+0x11/0x20 [ 58.545838] ? __fget+0x295/0x400 [ 58.549285] ? __f_unlock_pos+0xd/0x10 [ 58.553155] ? __fget_light+0x174/0x1e0 [ 58.557114] ? __fdget+0xe/0x10 [ 58.560382] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.565214] __sys_sendmsg+0xd9/0x180 [ 58.569015] ? __ia32_sys_shutdown+0x70/0x70 [ 58.573407] ? __sb_end_write+0xa4/0xd0 [ 58.577365] ? kasan_check_write+0x14/0x20 [ 58.581585] ? fput+0x18/0x120 [ 58.584772] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.590126] __x64_sys_sendmsg+0x73/0xb0 [ 58.594181] do_syscall_64+0xd6/0x4e0 [ 58.597968] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.603144] RIP: 0033:0x458da9 [ 58.606320] 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 [ 58.625211] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.632903] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 58.640153] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.647409] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.654675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 58.662549] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.669818] CPU: 0 PID: 7110 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 58.678046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.687422] Call Trace: [ 58.688405] FAULT_INJECTION: forcing a failure. [ 58.688405] name failslab, interval 1, probability 0, space 0, times 0 [ 58.690010] dump_stack+0x123/0x177 [ 58.690021] should_fail.cold.4+0x5/0x13 [ 58.690031] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.713930] __should_failslab+0xba/0xf0 [ 58.717983] should_failslab+0x9/0x14 [ 58.721761] __kmalloc+0x70/0x770 [ 58.725195] ? sctp_del_bind_addr+0x240/0x240 [ 58.729671] ? sctp_stream_alloc_in+0x1b9/0x230 [ 58.734317] ? sctp_make_init_ack+0x2f7/0x13f0 [ 58.738880] sctp_make_init_ack+0x2f7/0x13f0 [ 58.743269] ? sctp_process_init+0x1c34/0x2d50 [ 58.747838] ? sctp_make_init+0xc20/0xc20 [ 58.751966] ? crng_backtrack_protect+0x80/0x80 [ 58.756647] ? sctp_verify_init+0x1660/0x1660 [ 58.761142] ? sctp_copy_one_addr+0xca/0xf0 [ 58.765457] ? sctp_bind_addr_copy+0xe6/0x26d [ 58.769962] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 58.775750] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 58.781356] ? dccp_diag_dump+0x20/0x20 [ 58.785313] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 58.789877] sctp_do_sm+0x117/0x52d0 [ 58.793573] ? __lock_acquire+0x792/0x4980 [ 58.797788] ? __kernel_text_address+0xd/0x40 [ 58.802268] ? unwind_get_return_address+0x61/0xa0 [ 58.807179] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.813217] ? mark_held_locks+0x130/0x130 [ 58.817446] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.822878] ? check_noncircular+0x20/0x20 [ 58.827092] ? save_stack+0xa9/0xd0 [ 58.830710] ? save_stack+0x43/0xd0 [ 58.834321] ? kasan_kmalloc+0xc7/0xe0 [ 58.838186] ? kasan_slab_alloc+0x12/0x20 [ 58.842318] ? find_held_lock+0x36/0x1d0 [ 58.846361] ? mark_held_locks+0xc7/0x130 [ 58.850492] ? ktime_get+0x1a6/0x240 [ 58.854190] ? kvm_clock_read+0x18/0x30 [ 58.858146] ? kvm_clock_get_cycles+0x9/0x10 [ 58.862535] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.866750] ? mark_held_locks+0x130/0x130 [ 58.870967] sctp_inq_push+0x1aa/0x240 [ 58.874836] sctp_backlog_rcv+0x153/0xb90 [ 58.878963] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.883360] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.887943] ? sctp_hash_key+0x5b0/0x5b0 [ 58.891985] ? __release_sock+0xd0/0x360 [ 58.896027] ? __release_sock+0xd0/0x360 [ 58.900079] ? __local_bh_enable_ip+0x160/0x260 [ 58.904747] __release_sock+0x10c/0x360 [ 58.908719] release_sock+0x4f/0x180 [ 58.912419] sctp_wait_for_connect+0x22c/0x4c0 [ 58.917089] ? refcount_inc_checked+0x30/0x30 [ 58.921570] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.926306] ? finish_wait+0x290/0x290 [ 58.930175] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.934565] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.939215] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.943959] ? sctp_clear_owner_w+0x100/0x100 [ 58.948441] ? lock_downgrade+0x860/0x860 [ 58.952577] ? kasan_check_read+0x11/0x20 [ 58.956710] sctp_sendmsg+0xd4f/0x17e0 [ 58.960581] ? rw_copy_check_uvector+0x66/0x340 [ 58.965233] ? sctp_id2assoc+0x250/0x250 [ 58.969279] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.974627] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.979379] inet_sendmsg+0x10d/0x450 [ 58.983158] ? security_socket_sendmsg+0x50/0x90 [ 58.987892] ? ipip_gro_receive+0xf0/0xf0 [ 58.992016] sock_sendmsg+0xb7/0xf0 [ 58.995632] ___sys_sendmsg+0x649/0x950 [ 58.999586] ? find_held_lock+0x36/0x1d0 [ 59.003627] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.008362] ? __fget+0x278/0x400 [ 59.011803] ? kasan_check_read+0x11/0x20 [ 59.015942] ? __fget+0x295/0x400 [ 59.019380] ? __f_unlock_pos+0xd/0x10 [ 59.023250] ? __fget_light+0x174/0x1e0 [ 59.027204] ? __fdget+0xe/0x10 [ 59.030466] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.035289] __sys_sendmsg+0xd9/0x180 [ 59.039074] ? __ia32_sys_shutdown+0x70/0x70 [ 59.043468] ? __sb_end_write+0xa4/0xd0 [ 59.047426] ? kasan_check_write+0x14/0x20 [ 59.051653] ? fput+0x18/0x120 [ 59.054831] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.060184] __x64_sys_sendmsg+0x73/0xb0 [ 59.064228] do_syscall_64+0xd6/0x4e0 [ 59.068009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.073176] RIP: 0033:0x458da9 [ 59.076350] 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 [ 59.095231] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.102921] RAX: ffffffffffffffda RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 59.110604] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.117864] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.125121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 59.132370] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.139631] CPU: 1 PID: 7128 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 59.147343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.156694] Call Trace: [ 59.159274] dump_stack+0x123/0x177 [ 59.162887] should_fail.cold.4+0x5/0x13 [ 59.166942] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.172041] ? find_held_lock+0x36/0x1d0 [ 59.176103] __should_failslab+0xba/0xf0 [ 59.180160] should_failslab+0x9/0x14 [ 59.183956] kmem_cache_alloc+0x47/0x730 [ 59.188023] ? trace_hardirqs_on+0x28/0x190 [ 59.192345] ? sctp_generate_t4_rto_event+0x20/0x20 [ 59.194614] FAULT_INJECTION: forcing a failure. [ 59.194614] name failslab, interval 1, probability 0, space 0, times 0 [ 59.197351] __debug_object_init+0x7dc/0xd70 [ 59.197361] ? debug_object_fixup+0x30/0x30 [ 59.197371] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 59.197378] ? sctp_generate_t4_rto_event+0x20/0x20 [ 59.197384] debug_object_init+0x16/0x20 [ 59.197390] init_timer_key+0x2e/0x270 [ 59.197402] sctp_association_new+0x9fd/0x1ef0 [ 59.197417] sctp_make_temp_asoc+0x8b/0x1a0 [ 59.197425] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 59.197434] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 59.197440] ? dccp_diag_dump+0x20/0x20 [ 59.197450] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 59.197455] sctp_do_sm+0x117/0x52d0 [ 59.197463] ? __lock_acquire+0x792/0x4980 [ 59.197470] ? __kernel_text_address+0xd/0x40 [ 59.197477] ? unwind_get_return_address+0x61/0xa0 [ 59.197486] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.272724] FAULT_INJECTION: forcing a failure. [ 59.272724] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.276817] ? mark_held_locks+0x130/0x130 [ 59.303752] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.309202] ? check_noncircular+0x20/0x20 [ 59.313422] ? save_stack+0xa9/0xd0 [ 59.317028] ? save_stack+0x43/0xd0 [ 59.320635] ? kasan_kmalloc+0xc7/0xe0 [ 59.324507] ? kasan_slab_alloc+0x12/0x20 [ 59.328647] ? find_held_lock+0x36/0x1d0 [ 59.332697] ? mark_held_locks+0xc7/0x130 [ 59.336832] ? ktime_get+0x1a6/0x240 [ 59.340536] ? kvm_clock_read+0x18/0x30 [ 59.344492] ? kvm_clock_get_cycles+0x9/0x10 [ 59.348983] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.353224] ? mark_held_locks+0x130/0x130 [ 59.357452] sctp_inq_push+0x1aa/0x240 [ 59.361320] sctp_backlog_rcv+0x153/0xb90 [ 59.365453] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.369847] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.374410] ? sctp_hash_key+0x5b0/0x5b0 [ 59.378457] ? __release_sock+0xd0/0x360 [ 59.382497] ? __release_sock+0xd0/0x360 [ 59.386573] ? __local_bh_enable_ip+0x160/0x260 [ 59.391228] __release_sock+0x10c/0x360 [ 59.395201] release_sock+0x4f/0x180 [ 59.398904] sctp_wait_for_connect+0x22c/0x4c0 [ 59.403465] ? refcount_inc_checked+0x30/0x30 [ 59.407950] ? sctp_get_port_local+0x14d0/0x14d0 [ 59.412699] ? finish_wait+0x290/0x290 [ 59.416569] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.420962] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 59.425624] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.430361] ? sctp_clear_owner_w+0x100/0x100 [ 59.434838] ? lock_downgrade+0x860/0x860 [ 59.438968] ? kasan_check_read+0x11/0x20 [ 59.443098] sctp_sendmsg+0xd4f/0x17e0 [ 59.446969] ? rw_copy_check_uvector+0x66/0x340 [ 59.451620] ? sctp_id2assoc+0x250/0x250 [ 59.455663] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.461021] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.465760] inet_sendmsg+0x10d/0x450 [ 59.469537] ? security_socket_sendmsg+0x50/0x90 [ 59.474271] ? ipip_gro_receive+0xf0/0xf0 [ 59.478426] sock_sendmsg+0xb7/0xf0 [ 59.482042] ___sys_sendmsg+0x649/0x950 [ 59.485994] ? find_held_lock+0x36/0x1d0 [ 59.490037] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.494782] ? __fget+0x278/0x400 [ 59.498219] ? kasan_check_read+0x11/0x20 [ 59.502350] ? __fget+0x295/0x400 [ 59.505788] ? __f_unlock_pos+0xd/0x10 [ 59.509661] ? __fget_light+0x174/0x1e0 [ 59.513633] ? __fdget+0xe/0x10 [ 59.516897] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.521722] __sys_sendmsg+0xd9/0x180 [ 59.525505] ? __ia32_sys_shutdown+0x70/0x70 [ 59.529894] ? __sb_end_write+0xa4/0xd0 [ 59.533852] ? kasan_check_write+0x14/0x20 [ 59.538064] ? fput+0x18/0x120 [ 59.541251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.546594] __x64_sys_sendmsg+0x73/0xb0 [ 59.550634] do_syscall_64+0xd6/0x4e0 [ 59.554414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.559579] RIP: 0033:0x458da9 [ 59.562753] 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 [ 59.581642] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.589465] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 59.596715] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.603962] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.611219] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 59.618469] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.625733] CPU: 0 PID: 7135 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 59.632635] FAULT_INJECTION: forcing a failure. [ 59.632635] name failslab, interval 1, probability 0, space 0, times 0 [ 59.633441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.653954] Call Trace: [ 59.656560] dump_stack+0x123/0x177 [ 59.660169] should_fail.cold.4+0x5/0x13 [ 59.664210] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.669291] ? _sctp_make_chunk+0x3f/0x260 [ 59.673505] ? sctp_make_datafrag_empty+0x159/0x260 [ 59.678507] ? sctp_datamsg_from_user+0x4dc/0xf40 [ 59.683330] ? sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 59.688064] ? sctp_sendmsg+0xd4f/0x17e0 [ 59.692105] ? inet_sendmsg+0x10d/0x450 [ 59.696060] ? sock_sendmsg+0xb7/0xf0 [ 59.699838] ? ___sys_sendmsg+0x649/0x950 [ 59.703968] __alloc_pages_nodemask+0x1d5/0x710 [ 59.708620] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 59.713631] cache_grow_begin+0x91/0x8d0 [ 59.717673] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 59.722859] kmem_cache_alloc_node_trace+0x670/0x740 [ 59.727949] __kmalloc_node_track_caller+0x3c/0x70 [ 59.732980] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 59.737782] __alloc_skb+0xd7/0x580 [ 59.741405] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.745721] ? lock_downgrade+0x860/0x860 [ 59.749868] _sctp_make_chunk+0x3f/0x260 [ 59.753936] sctp_make_datafrag_empty+0x159/0x260 [ 59.758785] ? sctp_make_ecne+0xf0/0xf0 [ 59.762751] sctp_datamsg_from_user+0x4dc/0xf40 [ 59.767419] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 59.771987] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.776737] ? find_held_lock+0x36/0x1d0 [ 59.780794] ? sctp_clear_owner_w+0x100/0x100 [ 59.785274] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 59.790455] ? lock_downgrade+0x860/0x860 [ 59.794593] ? kasan_check_read+0x11/0x20 [ 59.798741] sctp_sendmsg+0xd4f/0x17e0 [ 59.802626] ? rw_copy_check_uvector+0x66/0x340 [ 59.807288] ? sctp_id2assoc+0x250/0x250 [ 59.811334] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.816696] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.821457] inet_sendmsg+0x10d/0x450 [ 59.825248] ? security_socket_sendmsg+0x50/0x90 [ 59.830000] ? ipip_gro_receive+0xf0/0xf0 [ 59.834149] sock_sendmsg+0xb7/0xf0 [ 59.837770] ___sys_sendmsg+0x649/0x950 [ 59.841736] ? find_held_lock+0x36/0x1d0 [ 59.845802] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.850554] ? __fget+0x278/0x400 [ 59.853998] ? kasan_check_read+0x11/0x20 [ 59.858133] ? __fget+0x295/0x400 [ 59.861594] ? __f_unlock_pos+0xd/0x10 [ 59.865472] ? __fget_light+0x174/0x1e0 [ 59.869431] ? __fdget+0xe/0x10 [ 59.872696] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.877537] __sys_sendmsg+0xd9/0x180 [ 59.881336] ? __ia32_sys_shutdown+0x70/0x70 [ 59.885734] ? __sb_end_write+0xa4/0xd0 [ 59.889825] ? kasan_check_write+0x14/0x20 [ 59.894051] ? fput+0x18/0x120 [ 59.897249] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.902605] __x64_sys_sendmsg+0x73/0xb0 [ 59.906668] do_syscall_64+0xd6/0x4e0 [ 59.910469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.915651] RIP: 0033:0x458da9 [ 59.918824] 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 [ 59.937721] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.945412] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 59.952661] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.959923] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.967174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 59.974431] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.981704] CPU: 1 PID: 7137 Comm: syz-executor.4 Not tainted 4.19.91-syzkaller #0 [ 59.989413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.998761] Call Trace: [ 60.001337] dump_stack+0x123/0x177 [ 60.004954] should_fail.cold.4+0x5/0x13 [ 60.009002] ? sctp_make_init_ack+0x2f7/0x13f0 [ 60.013584] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.018683] ? __release_sock+0x10c/0x360 [ 60.022815] ? release_sock+0x4f/0x180 [ 60.026685] ? sctp_wait_for_connect+0x22c/0x4c0 [ 60.031437] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.036265] ? sctp_sendmsg+0xd4f/0x17e0 [ 60.040313] __should_failslab+0xba/0xf0 [ 60.044357] should_failslab+0x9/0x14 [ 60.048154] kmem_cache_alloc_node_trace+0x5a/0x740 [ 60.053173] __kmalloc_node_track_caller+0x3c/0x70 [ 60.058087] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 60.062823] __alloc_skb+0xd7/0x580 [ 60.066440] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.070749] _sctp_make_chunk+0x3f/0x260 [ 60.074799] sctp_make_init_ack+0x9f0/0x13f0 [ 60.079198] ? sctp_make_init+0xc20/0xc20 [ 60.083345] ? crng_backtrack_protect+0x80/0x80 [ 60.088008] ? sctp_verify_init+0x1660/0x1660 [ 60.092489] ? sctp_copy_one_addr+0xca/0xf0 [ 60.096792] ? sctp_bind_addr_copy+0xe6/0x26d [ 60.101286] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 60.107074] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 60.112683] ? dccp_diag_dump+0x20/0x20 [ 60.116640] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 60.121207] sctp_do_sm+0x117/0x52d0 [ 60.124908] ? __lock_acquire+0x792/0x4980 [ 60.129129] ? __kernel_text_address+0xd/0x40 [ 60.133611] ? unwind_get_return_address+0x61/0xa0 [ 60.138523] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.144574] ? mark_held_locks+0x130/0x130 [ 60.148791] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.154231] ? check_noncircular+0x20/0x20 [ 60.158465] ? save_stack+0xa9/0xd0 [ 60.162073] ? save_stack+0x43/0xd0 [ 60.165682] ? kasan_kmalloc+0xc7/0xe0 [ 60.169552] ? kasan_slab_alloc+0x12/0x20 [ 60.173689] ? find_held_lock+0x36/0x1d0 [ 60.177731] ? mark_held_locks+0xc7/0x130 [ 60.181883] ? ktime_get+0x1a6/0x240 [ 60.185584] ? kvm_clock_read+0x18/0x30 [ 60.189542] ? kvm_clock_get_cycles+0x9/0x10 [ 60.193942] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.198160] ? mark_held_locks+0x130/0x130 [ 60.202381] sctp_inq_push+0x1aa/0x240 [ 60.206259] sctp_backlog_rcv+0x153/0xb90 [ 60.210401] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.214799] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.219367] ? sctp_hash_key+0x5b0/0x5b0 [ 60.223409] ? __release_sock+0xd0/0x360 [ 60.227453] ? __release_sock+0xd0/0x360 [ 60.231503] ? __local_bh_enable_ip+0x160/0x260 [ 60.236157] __release_sock+0x10c/0x360 [ 60.240115] release_sock+0x4f/0x180 [ 60.243817] sctp_wait_for_connect+0x22c/0x4c0 [ 60.248394] ? refcount_inc_checked+0x30/0x30 [ 60.252881] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.257641] ? finish_wait+0x290/0x290 [ 60.261517] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.265918] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.270580] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.275334] ? sctp_clear_owner_w+0x100/0x100 [ 60.279818] ? lock_downgrade+0x860/0x860 [ 60.283953] ? kasan_check_read+0x11/0x20 [ 60.288103] sctp_sendmsg+0xd4f/0x17e0 [ 60.291982] ? rw_copy_check_uvector+0x66/0x340 [ 60.296637] ? sctp_id2assoc+0x250/0x250 [ 60.300683] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.306040] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.310801] inet_sendmsg+0x10d/0x450 [ 60.314586] ? security_socket_sendmsg+0x50/0x90 [ 60.319325] ? ipip_gro_receive+0xf0/0xf0 [ 60.323453] sock_sendmsg+0xb7/0xf0 [ 60.327067] ___sys_sendmsg+0x649/0x950 [ 60.331040] ? find_held_lock+0x36/0x1d0 [ 60.335091] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.339843] ? __fget+0x278/0x400 [ 60.343343] ? kasan_check_read+0x11/0x20 [ 60.347495] ? __fget+0x295/0x400 [ 60.350966] ? __f_unlock_pos+0xd/0x10 [ 60.354862] ? __fget_light+0x174/0x1e0 [ 60.358845] ? __fdget+0xe/0x10 [ 60.362117] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.366952] __sys_sendmsg+0xd9/0x180 [ 60.370755] ? __ia32_sys_shutdown+0x70/0x70 [ 60.375156] ? __sb_end_write+0xa4/0xd0 [ 60.379116] ? kasan_check_write+0x14/0x20 [ 60.383329] ? fput+0x18/0x120 [ 60.386522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.391877] __x64_sys_sendmsg+0x73/0xb0 [ 60.395932] do_syscall_64+0xd6/0x4e0 [ 60.399730] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.404923] RIP: 0033:0x458da9 [ 60.408099] 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 [ 60.426992] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.434686] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 60.441938] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.449191] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.456445] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 60.463696] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.470959] CPU: 0 PID: 7134 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 60.478668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.488007] Call Trace: [ 60.488018] dump_stack+0x123/0x177 [ 60.488030] should_fail.cold.4+0x5/0x13 [ 60.488037] ? unwind_get_return_address+0x61/0xa0 [ 60.488044] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.494223] ? __lock_acquire+0x792/0x4980 [ 60.494237] __should_failslab+0xba/0xf0 [ 60.494246] should_failslab+0x9/0x14 [ 60.502918] FAULT_INJECTION: forcing a failure. [ 60.502918] name failslab, interval 1, probability 0, space 0, times 0 [ 60.503202] kmem_cache_alloc_node+0x56/0x730 [ 60.535957] __alloc_skb+0xa7/0x580 [ 60.539565] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.543868] ? find_held_lock+0x36/0x1d0 [ 60.547917] sctp_packet_transmit+0x26b/0x3490 [ 60.552490] ? sctp_packet_config+0x7aa/0xea0 [ 60.556970] ? kasan_check_read+0x11/0x20 [ 60.561103] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 60.566271] ? sctp_packet_config+0xea0/0xea0 [ 60.570750] ? sctp_packet_append_chunk+0x890/0xef0 [ 60.575832] ? sctp_outq_select_transport+0x1fa/0x730 [ 60.581019] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 60.586632] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.592065] ? sctp_verify_init+0x1650/0x1660 [ 60.596540] ? sctp_copy_one_addr+0xca/0xf0 [ 60.600842] sctp_outq_flush+0xd0/0x22f0 [ 60.604889] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 60.610842] ? __sctp_outq_teardown+0xc30/0xc30 [ 60.615499] ? sctp_outq_tail+0x58c/0x970 [ 60.619628] sctp_outq_uncork+0x49/0x60 [ 60.623586] sctp_do_sm+0x364e/0x52d0 [ 60.627370] ? __lock_acquire+0x792/0x4980 [ 60.631593] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.637634] ? mark_held_locks+0x130/0x130 [ 60.641848] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.647277] ? check_noncircular+0x20/0x20 [ 60.651492] ? save_stack+0xa9/0xd0 [ 60.655116] ? save_stack+0x43/0xd0 [ 60.658724] ? kasan_kmalloc+0xc7/0xe0 [ 60.662598] ? kasan_slab_alloc+0x12/0x20 [ 60.666815] ? find_held_lock+0x36/0x1d0 [ 60.670861] ? mark_held_locks+0xc7/0x130 [ 60.674992] ? ktime_get+0x1a6/0x240 [ 60.678709] ? kvm_clock_read+0x18/0x30 [ 60.682663] ? kvm_clock_get_cycles+0x9/0x10 [ 60.687054] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.691273] ? mark_held_locks+0x130/0x130 [ 60.695496] sctp_inq_push+0x1aa/0x240 [ 60.699366] sctp_backlog_rcv+0x153/0xb90 [ 60.703504] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.707903] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.712464] ? sctp_hash_key+0x5b0/0x5b0 [ 60.716504] ? __release_sock+0xd0/0x360 [ 60.720545] ? __release_sock+0xd0/0x360 [ 60.724590] ? __local_bh_enable_ip+0x160/0x260 [ 60.729238] __release_sock+0x10c/0x360 [ 60.733193] release_sock+0x4f/0x180 [ 60.736885] sctp_wait_for_connect+0x22c/0x4c0 [ 60.741445] ? refcount_inc_checked+0x30/0x30 [ 60.745922] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.750655] ? finish_wait+0x290/0x290 [ 60.754525] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.758913] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.763565] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.768306] ? sctp_clear_owner_w+0x100/0x100 [ 60.772788] ? lock_downgrade+0x860/0x860 [ 60.776918] ? kasan_check_read+0x11/0x20 [ 60.781051] sctp_sendmsg+0xd4f/0x17e0 [ 60.784930] ? rw_copy_check_uvector+0x66/0x340 [ 60.789589] ? sctp_id2assoc+0x250/0x250 [ 60.793640] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.798990] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.803726] inet_sendmsg+0x10d/0x450 [ 60.807520] ? security_socket_sendmsg+0x50/0x90 [ 60.812253] ? ipip_gro_receive+0xf0/0xf0 [ 60.816398] sock_sendmsg+0xb7/0xf0 [ 60.820010] ___sys_sendmsg+0x649/0x950 [ 60.823979] ? find_held_lock+0x36/0x1d0 [ 60.828025] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.832762] ? __fget+0x278/0x400 [ 60.836212] ? kasan_check_read+0x11/0x20 [ 60.840345] ? __fget+0x295/0x400 [ 60.843783] ? __f_unlock_pos+0xd/0x10 [ 60.847652] ? __fget_light+0x174/0x1e0 [ 60.851609] ? __fdget+0xe/0x10 [ 60.854874] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.859702] __sys_sendmsg+0xd9/0x180 [ 60.863499] ? __ia32_sys_shutdown+0x70/0x70 [ 60.867890] ? __sb_end_write+0xa4/0xd0 [ 60.871861] ? kasan_check_write+0x14/0x20 [ 60.876072] ? fput+0x18/0x120 [ 60.879261] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.884627] __x64_sys_sendmsg+0x73/0xb0 [ 60.888683] do_syscall_64+0xd6/0x4e0 [ 60.892471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.897645] RIP: 0033:0x458da9 [ 60.900822] 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 [ 60.919704] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.927402] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 60.934653] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.941916] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.949167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 60.956421] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.963690] CPU: 1 PID: 7140 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 60.971409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.980759] Call Trace: [ 60.983348] dump_stack+0x123/0x177 [ 60.986980] should_fail.cold.4+0x5/0x13 [ 60.991037] ? unwind_get_return_address+0x61/0xa0 [ 60.995971] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.001073] ? __lock_acquire+0x792/0x4980 [ 61.005316] __should_failslab+0xba/0xf0 [ 61.009376] should_failslab+0x9/0x14 [ 61.013176] kmem_cache_alloc_node+0x56/0x730 [ 61.017676] __alloc_skb+0xa7/0x580 [ 61.021309] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.025629] ? find_held_lock+0x36/0x1d0 [ 61.029693] sctp_packet_transmit+0x26b/0x3490 [ 61.031353] FAULT_INJECTION: forcing a failure. [ 61.031353] name failslab, interval 1, probability 0, space 0, times 0 [ 61.034272] ? sctp_packet_config+0x7aa/0xea0 [ 61.034289] ? kasan_check_read+0x11/0x20 [ 61.034297] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 61.034303] ? sctp_packet_config+0xea0/0xea0 [ 61.034312] ? sctp_packet_append_chunk+0x890/0xef0 [ 61.052876] FAULT_INJECTION: forcing a failure. [ 61.052876] name failslab, interval 1, probability 0, space 0, times 0 [ 61.054110] ? sctp_outq_select_transport+0x1fa/0x730 [ 61.054121] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 61.054132] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 61.054141] ? sctp_verify_init+0x1650/0x1660 [ 61.054147] ? sctp_copy_one_addr+0xca/0xf0 [ 61.105072] sctp_outq_flush+0xd0/0x22f0 [ 61.109127] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 61.115082] ? __sctp_outq_teardown+0xc30/0xc30 [ 61.119734] ? sctp_outq_tail+0x58c/0x970 [ 61.123862] sctp_outq_uncork+0x49/0x60 [ 61.127827] sctp_do_sm+0x364e/0x52d0 [ 61.131615] ? __lock_acquire+0x792/0x4980 [ 61.135835] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.141872] ? mark_held_locks+0x130/0x130 [ 61.146090] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 61.151528] ? check_noncircular+0x20/0x20 [ 61.155743] ? save_stack+0xa9/0xd0 [ 61.159350] ? save_stack+0x43/0xd0 [ 61.162957] ? kasan_kmalloc+0xc7/0xe0 [ 61.166827] ? kasan_slab_alloc+0x12/0x20 [ 61.170980] ? find_held_lock+0x36/0x1d0 [ 61.175029] ? mark_held_locks+0xc7/0x130 [ 61.179178] ? ktime_get+0x1a6/0x240 [ 61.179190] ? kvm_clock_read+0x18/0x30 [ 61.179197] ? kvm_clock_get_cycles+0x9/0x10 [ 61.186988] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.186997] ? mark_held_locks+0x130/0x130 [ 61.187007] sctp_inq_push+0x1aa/0x240 [ 61.187015] sctp_backlog_rcv+0x153/0xb90 [ 61.187023] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.187029] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.187034] ? sctp_hash_key+0x5b0/0x5b0 [ 61.187040] ? __release_sock+0xd0/0x360 [ 61.187044] ? __release_sock+0xd0/0x360 [ 61.187051] ? __local_bh_enable_ip+0x160/0x260 [ 61.187058] __release_sock+0x10c/0x360 [ 61.187069] release_sock+0x4f/0x180 [ 61.187076] sctp_wait_for_connect+0x22c/0x4c0 [ 61.187082] ? refcount_inc_checked+0x30/0x30 [ 61.187091] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.187096] ? finish_wait+0x290/0x290 [ 61.187103] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.187110] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.187118] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.187126] ? sctp_clear_owner_w+0x100/0x100 [ 61.187132] ? lock_downgrade+0x860/0x860 [ 61.187141] ? kasan_check_read+0x11/0x20 [ 61.187153] sctp_sendmsg+0xd4f/0x17e0 [ 61.187160] ? rw_copy_check_uvector+0x66/0x340 [ 61.187170] ? sctp_id2assoc+0x250/0x250 [ 61.187178] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.187194] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.187211] inet_sendmsg+0x10d/0x450 [ 61.187216] ? security_socket_sendmsg+0x50/0x90 [ 61.187224] ? ipip_gro_receive+0xf0/0xf0 [ 61.187229] sock_sendmsg+0xb7/0xf0 [ 61.187237] ___sys_sendmsg+0x649/0x950 [ 61.187242] ? find_held_lock+0x36/0x1d0 [ 61.187249] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.187258] ? __fget+0x278/0x400 [ 61.187267] ? kasan_check_read+0x11/0x20 [ 61.221113] ? __fget+0x295/0x400 [ 61.221139] ? __f_unlock_pos+0xd/0x10 [ 61.221148] ? __fget_light+0x174/0x1e0 [ 61.221155] ? __fdget+0xe/0x10 [ 61.221162] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.221171] __sys_sendmsg+0xd9/0x180 [ 61.221175] ? __ia32_sys_shutdown+0x70/0x70 [ 61.221182] ? __sb_end_write+0xa4/0xd0 [ 61.255372] ? kasan_check_write+0x14/0x20 [ 61.255379] ? fput+0x18/0x120 [ 61.255399] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.255410] __x64_sys_sendmsg+0x73/0xb0 [ 61.255419] do_syscall_64+0xd6/0x4e0 [ 61.255426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.255431] RIP: 0033:0x458da9 [ 61.255437] 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 [ 61.255440] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.255446] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 61.255449] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.255452] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.255455] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 61.255458] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.258769] CPU: 1 PID: 7150 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 61.273162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.273166] Call Trace: [ 61.273176] dump_stack+0x123/0x177 [ 61.273188] should_fail.cold.4+0x5/0x13 [ 61.273196] ? kasan_unpoison_shadow+0x35/0x50 [ 61.273203] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.273211] ? __kmalloc_node_track_caller+0x50/0x70 [ 61.273219] __should_failslab+0xba/0xf0 [ 61.294471] should_failslab+0x9/0x14 [ 61.294479] kmem_cache_alloc+0x47/0x730 [ 61.294488] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.294500] sctp_chunkify+0x46/0x270 [ 61.294506] _sctp_make_chunk+0x128/0x260 [ 61.294514] sctp_make_init_ack+0x9f0/0x13f0 [ 61.312857] ? sctp_make_init+0xc20/0xc20 [ 61.312864] ? crng_backtrack_protect+0x80/0x80 [ 61.312878] ? sctp_verify_init+0x1660/0x1660 [ 61.312883] ? sctp_copy_one_addr+0xca/0xf0 [ 61.312893] ? sctp_bind_addr_copy+0xe6/0x26d [ 61.312908] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 61.333385] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 61.333393] ? dccp_diag_dump+0x20/0x20 [ 61.333404] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 61.333410] sctp_do_sm+0x117/0x52d0 [ 61.333418] ? __lock_acquire+0x792/0x4980 [ 61.333425] ? __kernel_text_address+0xd/0x40 [ 61.333433] ? unwind_get_return_address+0x61/0xa0 [ 61.353048] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.365205] ? mark_held_locks+0x130/0x130 [ 61.365213] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 61.365221] ? check_noncircular+0x20/0x20 [ 61.365229] ? save_stack+0xa9/0xd0 [ 61.365235] ? save_stack+0x43/0xd0 [ 61.365239] ? kasan_kmalloc+0xc7/0xe0 [ 61.365243] ? kasan_slab_alloc+0x12/0x20 [ 61.365250] ? find_held_lock+0x36/0x1d0 [ 61.365260] ? mark_held_locks+0xc7/0x130 [ 61.365267] ? ktime_get+0x1a6/0x240 [ 61.365279] ? kvm_clock_read+0x18/0x30 [ 61.365284] ? kvm_clock_get_cycles+0x9/0x10 [ 61.365291] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.365297] ? mark_held_locks+0x130/0x130 [ 61.365308] sctp_inq_push+0x1aa/0x240 [ 61.365316] sctp_backlog_rcv+0x153/0xb90 [ 61.365323] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.431366] FAULT_INJECTION: forcing a failure. [ 61.431366] name failslab, interval 1, probability 0, space 0, times 0 [ 61.433154] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.433162] ? sctp_hash_key+0x5b0/0x5b0 [ 61.433169] ? __release_sock+0xd0/0x360 [ 61.433174] ? __release_sock+0xd0/0x360 [ 61.433183] ? __local_bh_enable_ip+0x160/0x260 [ 61.433191] __release_sock+0x10c/0x360 [ 61.433203] release_sock+0x4f/0x180 [ 61.433208] sctp_wait_for_connect+0x22c/0x4c0 [ 61.433216] ? refcount_inc_checked+0x30/0x30 [ 61.454993] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.494777] FAULT_INJECTION: forcing a failure. [ 61.494777] name failslab, interval 1, probability 0, space 0, times 0 [ 61.496764] ? finish_wait+0x290/0x290 [ 61.496775] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.496784] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.496792] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.496802] ? sctp_clear_owner_w+0x100/0x100 [ 61.496810] ? lock_downgrade+0x860/0x860 [ 61.496820] ? kasan_check_read+0x11/0x20 [ 61.496831] sctp_sendmsg+0xd4f/0x17e0 [ 61.496838] ? rw_copy_check_uvector+0x66/0x340 [ 61.496848] ? sctp_id2assoc+0x250/0x250 [ 61.496857] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.496872] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.511619] inet_sendmsg+0x10d/0x450 [ 61.540056] ? security_socket_sendmsg+0x50/0x90 [ 61.540066] ? ipip_gro_receive+0xf0/0xf0 [ 61.540074] sock_sendmsg+0xb7/0xf0 [ 61.540081] ___sys_sendmsg+0x649/0x950 [ 61.540089] ? find_held_lock+0x36/0x1d0 [ 61.553376] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.553386] ? __fget+0x278/0x400 [ 61.553415] ? kasan_check_read+0x11/0x20 [ 61.830222] ? __fget+0x295/0x400 [ 61.833669] ? __f_unlock_pos+0xd/0x10 [ 61.837544] ? __fget_light+0x174/0x1e0 [ 61.841508] ? __fdget+0xe/0x10 [ 61.844778] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.849611] __sys_sendmsg+0xd9/0x180 [ 61.853400] ? __ia32_sys_shutdown+0x70/0x70 [ 61.857802] ? __sb_end_write+0xa4/0xd0 [ 61.861768] ? kasan_check_write+0x14/0x20 [ 61.865991] ? fput+0x18/0x120 [ 61.869180] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.874543] __x64_sys_sendmsg+0x73/0xb0 [ 61.878705] do_syscall_64+0xd6/0x4e0 [ 61.882493] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.887673] RIP: 0033:0x458da9 [ 61.890858] 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 [ 61.909747] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.917439] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 61.924692] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.931945] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.939199] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 61.946459] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.953745] CPU: 0 PID: 7148 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 61.961457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.970820] Call Trace: [ 61.973406] dump_stack+0x123/0x177 [ 61.977041] should_fail.cold.4+0x5/0x13 [ 61.981098] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.986185] ? __lock_is_held+0xb5/0x140 [ 61.990232] __should_failslab+0xba/0xf0 [ 61.994274] should_failslab+0x9/0x14 [ 61.998057] __kmalloc+0x70/0x770 [ 62.001495] ? __kmalloc_track_caller+0x5e5/0x760 [ 62.006325] ? sctp_tsnmap_init+0x161/0x220 [ 62.010632] sctp_tsnmap_init+0x161/0x220 [ 62.014760] sctp_process_init+0x1bb0/0x2d50 [ 62.019241] ? sctp_verify_init+0x1660/0x1660 [ 62.023725] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 62.028292] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 62.032943] ? save_stack+0x43/0xd0 [ 62.036549] ? __kasan_slab_free+0x102/0x150 [ 62.040934] ? kasan_slab_free+0xe/0x10 [ 62.044891] sctp_do_sm+0x98b/0x52d0 [ 62.048586] ? __lock_acquire+0x792/0x4980 [ 62.052807] ? sctp_sendmsg+0xd4f/0x17e0 [ 62.056860] ? inet_sendmsg+0x10d/0x450 [ 62.060818] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.066859] ? mark_held_locks+0x130/0x130 [ 62.071084] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 62.076168] ? quarantine_put+0x11b/0x1c0 [ 62.080300] ? find_held_lock+0x36/0x1d0 [ 62.084352] ? kvm_clock_read+0x18/0x30 [ 62.088308] ? kvm_clock_get_cycles+0x9/0x10 [ 62.092696] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.096913] ? mark_held_locks+0x130/0x130 [ 62.101217] sctp_inq_push+0x1aa/0x240 [ 62.105109] sctp_backlog_rcv+0x153/0xb90 [ 62.109254] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.113731] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.119082] ? sctp_hash_key+0x5b0/0x5b0 [ 62.123122] ? __release_sock+0xd0/0x360 [ 62.127345] ? __release_sock+0xd0/0x360 [ 62.131389] ? __local_bh_enable_ip+0x160/0x260 [ 62.136039] __release_sock+0x10c/0x360 [ 62.140011] release_sock+0x4f/0x180 [ 62.143705] sctp_wait_for_connect+0x22c/0x4c0 [ 62.148269] ? refcount_inc_checked+0x30/0x30 [ 62.152750] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.157491] ? finish_wait+0x290/0x290 [ 62.161369] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.165758] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.170421] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.175158] ? sctp_clear_owner_w+0x100/0x100 [ 62.179633] ? lock_downgrade+0x860/0x860 [ 62.183764] ? kasan_check_read+0x11/0x20 [ 62.187893] sctp_sendmsg+0xd4f/0x17e0 [ 62.191774] ? rw_copy_check_uvector+0x66/0x340 [ 62.196439] ? sctp_id2assoc+0x250/0x250 [ 62.200486] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.205837] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.210750] inet_sendmsg+0x10d/0x450 [ 62.214537] ? security_socket_sendmsg+0x50/0x90 [ 62.219283] ? ipip_gro_receive+0xf0/0xf0 [ 62.223412] sock_sendmsg+0xb7/0xf0 [ 62.227020] ___sys_sendmsg+0x649/0x950 [ 62.230975] ? find_held_lock+0x36/0x1d0 [ 62.235017] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.239757] ? __fget+0x278/0x400 [ 62.243192] ? kasan_check_read+0x11/0x20 [ 62.247323] ? __fget+0x295/0x400 [ 62.250759] ? __f_unlock_pos+0xd/0x10 [ 62.254628] ? __fget_light+0x174/0x1e0 [ 62.258592] ? __fdget+0xe/0x10 [ 62.261849] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.266671] __sys_sendmsg+0xd9/0x180 [ 62.270448] ? __ia32_sys_shutdown+0x70/0x70 [ 62.274833] ? __sb_end_write+0xa4/0xd0 [ 62.278786] ? kasan_check_write+0x14/0x20 [ 62.282997] ? fput+0x18/0x120 [ 62.286171] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.291516] __x64_sys_sendmsg+0x73/0xb0 [ 62.295556] do_syscall_64+0xd6/0x4e0 [ 62.299337] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.304505] RIP: 0033:0x458da9 [ 62.307680] 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 [ 62.326570] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.334261] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 62.341519] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.348768] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.356028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 62.363297] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.370564] CPU: 1 PID: 7160 Comm: syz-executor.4 Not tainted 4.19.91-syzkaller #0 [ 62.378267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.378270] Call Trace: [ 62.378281] dump_stack+0x123/0x177 [ 62.378292] should_fail.cold.4+0x5/0x13 [ 62.378300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.378308] ? lock_downgrade+0x860/0x860 [ 62.407104] __should_failslab+0xba/0xf0 [ 62.411164] should_failslab+0x9/0x14 [ 62.414965] kmem_cache_alloc_node+0x26e/0x730 [ 62.419544] __alloc_skb+0xa7/0x580 [ 62.423166] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.427477] ? lock_downgrade+0x860/0x860 [ 62.427491] _sctp_make_chunk+0x3f/0x260 [ 62.427500] sctp_make_datafrag_empty+0x159/0x260 [ 62.427508] ? sctp_make_ecne+0xf0/0xf0 [ 62.427520] sctp_datamsg_from_user+0x4dc/0xf40 [ 62.427535] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 62.435720] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.435727] ? find_held_lock+0x36/0x1d0 [ 62.435737] ? sctp_clear_owner_w+0x100/0x100 [ 62.435743] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 62.435749] ? lock_downgrade+0x860/0x860 [ 62.435760] ? kasan_check_read+0x11/0x20 [ 62.435770] sctp_sendmsg+0xd4f/0x17e0 [ 62.435777] ? rw_copy_check_uvector+0x66/0x340 [ 62.435786] ? sctp_id2assoc+0x250/0x250 [ 62.435794] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.435809] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.435821] inet_sendmsg+0x10d/0x450 [ 62.435825] ? security_socket_sendmsg+0x50/0x90 [ 62.435831] ? ipip_gro_receive+0xf0/0xf0 [ 62.435837] sock_sendmsg+0xb7/0xf0 [ 62.435844] ___sys_sendmsg+0x649/0x950 [ 62.435849] ? find_held_lock+0x36/0x1d0 [ 62.435858] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.449294] ? __fget+0x278/0x400 [ 62.449307] ? kasan_check_read+0x11/0x20 [ 62.449316] ? __fget+0x295/0x400 [ 62.449329] ? __f_unlock_pos+0xd/0x10 [ 62.449339] ? __fget_light+0x174/0x1e0 [ 62.449345] ? __fdget+0xe/0x10 [ 62.449352] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.511775] __sys_sendmsg+0xd9/0x180 [ 62.511781] ? __ia32_sys_shutdown+0x70/0x70 [ 62.511789] ? __sb_end_write+0xa4/0xd0 [ 62.511798] ? kasan_check_write+0x14/0x20 [ 62.523511] ? fput+0x18/0x120 [ 62.523528] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.523538] __x64_sys_sendmsg+0x73/0xb0 [ 62.523548] do_syscall_64+0xd6/0x4e0 [ 62.523557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.541788] FAULT_INJECTION: forcing a failure. [ 62.541788] name failslab, interval 1, probability 0, space 0, times 0 [ 62.543336] RIP: 0033:0x458da9 [ 62.543342] 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 [ 62.543345] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.543352] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 62.543356] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.543359] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.543362] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 62.543366] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.674978] CPU: 0 PID: 7176 Comm: syz-executor.3 Not tainted 4.19.91-syzkaller #0 [ 62.682673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.692010] Call Trace: [ 62.694590] dump_stack+0x123/0x177 [ 62.698199] should_fail.cold.4+0x5/0x13 [ 62.702254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.707364] ? sctp_stream_alloc_in+0x23/0x230 [ 62.711931] ? sctp_stream_init+0x1ba/0x330 [ 62.716301] ? sctp_process_init+0x1c24/0x2d50 [ 62.720919] ? sctp_do_sm+0x98b/0x52d0 [ 62.724793] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.729186] ? sctp_inq_push+0x1aa/0x240 [ 62.733232] ? sctp_backlog_rcv+0x153/0xb90 [ 62.737531] ? __release_sock+0x10c/0x360 [ 62.741663] __should_failslab+0xba/0xf0 [ 62.745707] should_failslab+0x9/0x14 [ 62.749489] kmem_cache_alloc+0x47/0x730 [ 62.753530] ? save_stack+0x43/0xd0 [ 62.757133] ? kasan_kmalloc+0xc7/0xe0 [ 62.761037] ? __kmalloc+0x15b/0x770 [ 62.764730] ? sctp_tsnmap_init+0x161/0x220 [ 62.769028] ? sctp_process_init+0x1bb0/0x2d50 [ 62.773592] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 62.779237] ? __sys_sendmsg+0xd9/0x180 [ 62.783198] idr_get_free+0x4f5/0xa29 [ 62.786979] idr_alloc_u32+0x146/0x360 [ 62.790879] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.795876] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 62.800733] ? memset+0x31/0x40 [ 62.803989] idr_alloc_cyclic+0xeb/0x1e0 [ 62.808066] ? idr_alloc+0xc0/0xc0 [ 62.811619] ? kasan_check_write+0x14/0x20 [ 62.815829] ? do_raw_spin_lock+0xc1/0x230 [ 62.820043] sctp_assoc_set_id+0x76/0x140 [ 62.824169] sctp_process_init+0x205b/0x2d50 [ 62.828561] ? sctp_verify_init+0x1660/0x1660 [ 62.833042] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 62.837601] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 62.842245] ? save_stack+0x43/0xd0 [ 62.845846] ? __kasan_slab_free+0x102/0x150 [ 62.850231] ? kasan_slab_free+0xe/0x10 [ 62.854182] sctp_do_sm+0x98b/0x52d0 [ 62.857884] ? __lock_acquire+0x792/0x4980 [ 62.862103] ? sctp_sendmsg+0xd4f/0x17e0 [ 62.866142] ? inet_sendmsg+0x10d/0x450 [ 62.870107] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.876146] ? mark_held_locks+0x130/0x130 [ 62.880362] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 62.885443] ? quarantine_put+0x11b/0x1c0 [ 62.889575] ? find_held_lock+0x36/0x1d0 [ 62.893716] ? kvm_clock_read+0x18/0x30 [ 62.897673] ? kvm_clock_get_cycles+0x9/0x10 [ 62.902058] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.906281] ? mark_held_locks+0x130/0x130 [ 62.910496] sctp_inq_push+0x1aa/0x240 [ 62.914369] sctp_backlog_rcv+0x153/0xb90 [ 62.918504] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.922904] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.927463] ? sctp_hash_key+0x5b0/0x5b0 [ 62.931512] ? __release_sock+0xd0/0x360 [ 62.935548] ? __release_sock+0xd0/0x360 [ 62.939588] ? __local_bh_enable_ip+0x160/0x260 [ 62.944232] __release_sock+0x10c/0x360 [ 62.948183] release_sock+0x4f/0x180 [ 62.951874] sctp_wait_for_connect+0x22c/0x4c0 [ 62.956434] ? refcount_inc_checked+0x30/0x30 [ 62.960938] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.965675] ? finish_wait+0x290/0x290 [ 62.969540] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.973934] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.978581] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.983328] ? sctp_clear_owner_w+0x100/0x100 [ 62.987798] ? lock_downgrade+0x860/0x860 [ 62.991923] ? kasan_check_read+0x11/0x20 [ 62.996061] sctp_sendmsg+0xd4f/0x17e0 [ 62.999926] ? rw_copy_check_uvector+0x66/0x340 [ 63.004573] ? sctp_id2assoc+0x250/0x250 [ 63.008621] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.013979] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.018720] inet_sendmsg+0x10d/0x450 [ 63.022499] ? security_socket_sendmsg+0x50/0x90 [ 63.027232] ? ipip_gro_receive+0xf0/0xf0 [ 63.031359] sock_sendmsg+0xb7/0xf0 [ 63.034963] ___sys_sendmsg+0x649/0x950 [ 63.038918] ? find_held_lock+0x36/0x1d0 [ 63.042985] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.047719] ? __fget+0x278/0x400 [ 63.051150] ? kasan_check_read+0x11/0x20 [ 63.055276] ? __fget+0x295/0x400 [ 63.058708] ? __f_unlock_pos+0xd/0x10 [ 63.062611] ? __fget_light+0x174/0x1e0 [ 63.066575] ? __fdget+0xe/0x10 [ 63.069871] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.074693] __sys_sendmsg+0xd9/0x180 [ 63.078467] ? __ia32_sys_shutdown+0x70/0x70 [ 63.082863] ? __sb_end_write+0xa4/0xd0 [ 63.086818] ? kasan_check_write+0x14/0x20 [ 63.091049] ? fput+0x18/0x120 [ 63.094255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.099597] __x64_sys_sendmsg+0x73/0xb0 [ 63.103637] do_syscall_64+0xd6/0x4e0 [ 63.107413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.112578] RIP: 0033:0x458da9 [ 63.115750] 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 [ 63.134641] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.142325] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 63.149572] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.156816] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.164062] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 63.171314] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.193781] CPU: 0 PID: 7164 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 63.201513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.210864] Call Trace: 2019/12/29 17:00:13 executed programs: 46 [ 63.213442] dump_stack+0x123/0x177 [ 63.213453] should_fail.cold.4+0x5/0x13 [ 63.213462] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.226216] ? lock_downgrade+0x860/0x860 [ 63.230365] __should_failslab+0xba/0xf0 [ 63.234426] should_failslab+0x9/0x14 [ 63.238222] kmem_cache_alloc_node_trace+0x270/0x740 [ 63.243328] __kmalloc_node_track_caller+0x3c/0x70 [ 63.246586] FAULT_INJECTION: forcing a failure. [ 63.246586] name failslab, interval 1, probability 0, space 0, times 0 [ 63.248251] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 63.248260] __alloc_skb+0xd7/0x580 [ 63.248268] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.248276] ? lock_downgrade+0x860/0x860 [ 63.248287] _sctp_make_chunk+0x3f/0x260 [ 63.280272] sctp_make_datafrag_empty+0x159/0x260 [ 63.285101] ? sctp_make_ecne+0xf0/0xf0 [ 63.289060] sctp_datamsg_from_user+0x4dc/0xf40 [ 63.293715] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 63.298288] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.303022] ? find_held_lock+0x36/0x1d0 [ 63.307066] ? sctp_clear_owner_w+0x100/0x100 [ 63.311557] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 63.316726] ? lock_downgrade+0x860/0x860 [ 63.320860] ? kasan_check_read+0x11/0x20 [ 63.324996] sctp_sendmsg+0xd4f/0x17e0 [ 63.328866] ? rw_copy_check_uvector+0x66/0x340 [ 63.333525] ? sctp_id2assoc+0x250/0x250 [ 63.337583] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.342950] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.347693] inet_sendmsg+0x10d/0x450 [ 63.351475] ? security_socket_sendmsg+0x50/0x90 [ 63.356328] ? ipip_gro_receive+0xf0/0xf0 [ 63.360465] sock_sendmsg+0xb7/0xf0 [ 63.364077] ___sys_sendmsg+0x649/0x950 [ 63.368035] ? find_held_lock+0x36/0x1d0 [ 63.372080] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.376818] ? __fget+0x278/0x400 [ 63.380263] ? kasan_check_read+0x11/0x20 [ 63.384412] ? __fget+0x295/0x400 [ 63.387855] ? __f_unlock_pos+0xd/0x10 [ 63.391725] ? __fget_light+0x174/0x1e0 [ 63.395681] ? __fdget+0xe/0x10 [ 63.398940] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.403776] __sys_sendmsg+0xd9/0x180 [ 63.407558] ? __ia32_sys_shutdown+0x70/0x70 [ 63.411947] ? __sb_end_write+0xa4/0xd0 [ 63.415903] ? kasan_check_write+0x14/0x20 [ 63.420119] ? fput+0x18/0x120 [ 63.423302] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.428650] __x64_sys_sendmsg+0x73/0xb0 [ 63.432695] do_syscall_64+0xd6/0x4e0 [ 63.436477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.441644] RIP: 0033:0x458da9 [ 63.444818] 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 [ 63.463699] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.471384] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 63.479090] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.486342] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.493592] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 63.500852] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.508114] CPU: 1 PID: 7180 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 63.515829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.525178] Call Trace: [ 63.527763] dump_stack+0x123/0x177 [ 63.531392] should_fail.cold.4+0x5/0x13 [ 63.535452] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.540547] ? debug_object_activate+0x32d/0x4e0 [ 63.541282] FAULT_INJECTION: forcing a failure. [ 63.541282] name failslab, interval 1, probability 0, space 0, times 0 [ 63.545293] ? lock_downgrade+0x860/0x860 [ 63.545303] __should_failslab+0xba/0xf0 [ 63.545311] should_failslab+0x9/0x14 [ 63.545317] kmem_cache_alloc_node+0x56/0x730 [ 63.545322] ? mark_held_locks+0xc7/0x130 [ 63.545330] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 63.545341] __alloc_skb+0xa7/0x580 [ 63.545348] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.590070] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 63.595156] ? add_timer+0x39c/0x930 [ 63.598853] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 63.604209] _sctp_make_chunk+0x3f/0x260 [ 63.608252] sctp_make_cookie_echo+0x85/0x160 [ 63.612731] sctp_do_sm+0x2849/0x52d0 [ 63.616513] ? __lock_acquire+0x792/0x4980 [ 63.620728] ? sctp_sendmsg+0xd4f/0x17e0 [ 63.624773] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.630814] ? mark_held_locks+0x130/0x130 [ 63.635031] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 63.640145] ? quarantine_put+0x11b/0x1c0 [ 63.644295] ? find_held_lock+0x36/0x1d0 [ 63.648355] ? kvm_clock_read+0x18/0x30 [ 63.648360] ? kvm_clock_get_cycles+0x9/0x10 [ 63.648368] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.648375] ? mark_held_locks+0x130/0x130 [ 63.648386] sctp_inq_push+0x1aa/0x240 [ 63.648393] sctp_backlog_rcv+0x153/0xb90 [ 63.648399] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.648404] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.648410] ? sctp_hash_key+0x5b0/0x5b0 [ 63.648415] ? __release_sock+0xd0/0x360 [ 63.648421] ? __release_sock+0xd0/0x360 [ 63.686210] ? __local_bh_enable_ip+0x160/0x260 [ 63.686221] __release_sock+0x10c/0x360 [ 63.686232] release_sock+0x4f/0x180 [ 63.686240] sctp_wait_for_connect+0x22c/0x4c0 [ 63.686246] ? refcount_inc_checked+0x30/0x30 [ 63.686257] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.686263] ? finish_wait+0x290/0x290 [ 63.686271] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.686279] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 63.686287] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.686296] ? sctp_clear_owner_w+0x100/0x100 [ 63.686304] ? lock_downgrade+0x860/0x860 [ 63.694398] ? kasan_check_read+0x11/0x20 [ 63.720560] sctp_sendmsg+0xd4f/0x17e0 [ 63.720569] ? rw_copy_check_uvector+0x66/0x340 [ 63.720579] ? sctp_id2assoc+0x250/0x250 [ 63.720589] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.720605] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.720616] inet_sendmsg+0x10d/0x450 [ 63.733523] ? security_socket_sendmsg+0x50/0x90 [ 63.733531] ? ipip_gro_receive+0xf0/0xf0 [ 63.733539] sock_sendmsg+0xb7/0xf0 [ 63.733546] ___sys_sendmsg+0x649/0x950 [ 63.733554] ? find_held_lock+0x36/0x1d0 [ 63.733562] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.733571] ? __fget+0x278/0x400 [ 63.733582] ? kasan_check_read+0x11/0x20 [ 63.733591] ? __fget+0x295/0x400 [ 63.754928] ? __f_unlock_pos+0xd/0x10 [ 63.754938] ? __fget_light+0x174/0x1e0 [ 63.754945] ? __fdget+0xe/0x10 [ 63.754953] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.754962] __sys_sendmsg+0xd9/0x180 [ 63.754968] ? __ia32_sys_shutdown+0x70/0x70 [ 63.754975] ? __sb_end_write+0xa4/0xd0 [ 63.754984] ? kasan_check_write+0x14/0x20 [ 63.754989] ? fput+0x18/0x120 [ 63.755002] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.788810] FAULT_INJECTION: forcing a failure. [ 63.788810] name failslab, interval 1, probability 0, space 0, times 0 [ 63.790060] __x64_sys_sendmsg+0x73/0xb0 [ 63.790070] do_syscall_64+0xd6/0x4e0 [ 63.790081] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.790086] RIP: 0033:0x458da9 [ 63.790092] 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 [ 63.790095] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.790102] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 63.880888] FAULT_INJECTION: forcing a failure. [ 63.880888] name failslab, interval 1, probability 0, space 0, times 0 [ 63.881932] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.881936] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.881939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 63.881942] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.915476] CPU: 1 PID: 7193 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 63.924417] FAULT_INJECTION: forcing a failure. [ 63.924417] name failslab, interval 1, probability 0, space 0, times 0 [ 63.927458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.927462] Call Trace: [ 63.927473] dump_stack+0x123/0x177 [ 63.927484] should_fail.cold.4+0x5/0x13 [ 63.927492] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.927497] ? debug_object_activate+0x32d/0x4e0 [ 63.927504] ? lock_downgrade+0x860/0x860 [ 63.927516] __should_failslab+0xba/0xf0 [ 63.927523] should_failslab+0x9/0x14 [ 63.927529] kmem_cache_alloc_node+0x56/0x730 [ 63.927534] ? mark_held_locks+0xc7/0x130 [ 63.927542] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 64.030642] __alloc_skb+0xa7/0x580 [ 64.034254] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.038569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 64.043700] ? add_timer+0x39c/0x930 [ 64.047408] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 64.052774] _sctp_make_chunk+0x3f/0x260 [ 64.055870] FAULT_INJECTION: forcing a failure. [ 64.055870] name failslab, interval 1, probability 0, space 0, times 0 [ 64.056830] sctp_make_cookie_echo+0x85/0x160 [ 64.056841] sctp_do_sm+0x2849/0x52d0 [ 64.056849] ? __lock_acquire+0x792/0x4980 [ 64.056854] ? sctp_sendmsg+0xd4f/0x17e0 [ 64.056866] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.056873] ? mark_held_locks+0x130/0x130 [ 64.056881] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 64.056889] ? quarantine_put+0x11b/0x1c0 [ 64.056902] ? find_held_lock+0x36/0x1d0 [ 64.108251] ? kvm_clock_read+0x18/0x30 [ 64.112215] ? kvm_clock_get_cycles+0x9/0x10 [ 64.116624] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.120845] ? mark_held_locks+0x130/0x130 [ 64.125071] sctp_inq_push+0x1aa/0x240 [ 64.128962] sctp_backlog_rcv+0x153/0xb90 [ 64.133095] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.137485] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.142062] ? sctp_hash_key+0x5b0/0x5b0 [ 64.146110] ? __release_sock+0xd0/0x360 [ 64.150157] ? __release_sock+0xd0/0x360 [ 64.154204] ? __local_bh_enable_ip+0x160/0x260 [ 64.158862] __release_sock+0x10c/0x360 [ 64.162821] release_sock+0x4f/0x180 [ 64.166523] sctp_wait_for_connect+0x22c/0x4c0 [ 64.171088] ? refcount_inc_checked+0x30/0x30 [ 64.175572] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.180316] ? finish_wait+0x290/0x290 [ 64.184184] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.188579] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 64.193249] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.197998] ? sctp_clear_owner_w+0x100/0x100 [ 64.202475] ? lock_downgrade+0x860/0x860 [ 64.206615] ? kasan_check_read+0x11/0x20 [ 64.210756] sctp_sendmsg+0xd4f/0x17e0 [ 64.214625] ? rw_copy_check_uvector+0x66/0x340 [ 64.219278] ? sctp_id2assoc+0x250/0x250 [ 64.223333] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.228706] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.233465] inet_sendmsg+0x10d/0x450 [ 64.237280] ? security_socket_sendmsg+0x50/0x90 [ 64.242022] ? ipip_gro_receive+0xf0/0xf0 [ 64.246168] sock_sendmsg+0xb7/0xf0 [ 64.249788] ___sys_sendmsg+0x649/0x950 [ 64.253746] ? find_held_lock+0x36/0x1d0 [ 64.257793] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.262534] ? __fget+0x278/0x400 [ 64.265978] ? kasan_check_read+0x11/0x20 [ 64.270205] ? __fget+0x295/0x400 [ 64.273662] ? __f_unlock_pos+0xd/0x10 [ 64.277536] ? __fget_light+0x174/0x1e0 [ 64.281493] ? __fdget+0xe/0x10 [ 64.284756] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.289583] __sys_sendmsg+0xd9/0x180 [ 64.293366] ? __ia32_sys_shutdown+0x70/0x70 [ 64.297760] ? __sb_end_write+0xa4/0xd0 [ 64.301719] ? kasan_check_write+0x14/0x20 [ 64.305938] ? fput+0x18/0x120 [ 64.309129] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.314502] __x64_sys_sendmsg+0x73/0xb0 [ 64.318548] do_syscall_64+0xd6/0x4e0 [ 64.322333] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.327506] RIP: 0033:0x458da9 [ 64.330702] 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 [ 64.349592] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.357303] RAX: ffffffffffffffda RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 64.364556] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.371919] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.382212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 64.389554] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.396821] CPU: 0 PID: 7196 Comm: syz-executor.4 Not tainted 4.19.91-syzkaller #0 [ 64.404530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.413893] Call Trace: [ 64.416476] dump_stack+0x123/0x177 [ 64.419695] FAULT_INJECTION: forcing a failure. [ 64.419695] name failslab, interval 1, probability 0, space 0, times 0 [ 64.420093] should_fail.cold.4+0x5/0x13 [ 64.420101] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.420110] ? find_held_lock+0x36/0x1d0 [ 64.420120] __should_failslab+0xba/0xf0 [ 64.448493] should_failslab+0x9/0x14 [ 64.452275] kmem_cache_alloc_trace+0x4b/0x750 [ 64.456849] ? kasan_check_read+0x11/0x20 [ 64.460979] sctp_add_bind_addr+0x5f/0x320 [ 64.465194] sctp_copy_local_addr_list+0x2bb/0x400 [ 64.470105] ? sctp_defaults_init+0xb10/0xb10 [ 64.474588] ? get_random_bytes+0x2f/0x40 [ 64.478721] ? crng_backtrack_protect+0x80/0x80 [ 64.483391] sctp_copy_one_addr+0x47/0xf0 [ 64.487516] ? sctp_copy_one_addr+0x47/0xf0 [ 64.491825] sctp_bind_addr_copy+0xe6/0x26d [ 64.496129] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 64.501661] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 64.506226] ? sctp_autobind+0x1e0/0x1e0 [ 64.510268] ? __local_bh_enable_ip+0x160/0x260 [ 64.514917] ? lock_sock_nested+0xc5/0x100 [ 64.519132] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.523694] ? __local_bh_enable_ip+0x160/0x260 [ 64.528343] ? lock_sock_nested+0x82/0x100 [ 64.532568] ? trace_hardirqs_on+0x28/0x190 [ 64.536866] ? lock_sock_nested+0x82/0x100 [ 64.541077] ? lock_sock_nested+0x82/0x100 [ 64.545293] ? __local_bh_enable_ip+0x160/0x260 [ 64.549942] sctp_sendmsg+0x116e/0x17e0 [ 64.553896] ? rw_copy_check_uvector+0x66/0x340 [ 64.558546] ? sctp_id2assoc+0x250/0x250 [ 64.562586] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.567934] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.572673] inet_sendmsg+0x10d/0x450 [ 64.576452] ? security_socket_sendmsg+0x50/0x90 [ 64.581187] ? ipip_gro_receive+0xf0/0xf0 [ 64.585319] sock_sendmsg+0xb7/0xf0 [ 64.588927] ___sys_sendmsg+0x649/0x950 [ 64.592885] ? find_held_lock+0x36/0x1d0 [ 64.596930] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.601666] ? __fget+0x278/0x400 [ 64.605102] ? kasan_check_read+0x11/0x20 [ 64.609233] ? __fget+0x295/0x400 [ 64.612671] ? __f_unlock_pos+0xd/0x10 [ 64.616546] ? __fget_light+0x174/0x1e0 [ 64.620529] ? __fdget+0xe/0x10 [ 64.623798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.628639] __sys_sendmsg+0xd9/0x180 [ 64.632430] ? __ia32_sys_shutdown+0x70/0x70 [ 64.636838] ? __sb_end_write+0xa4/0xd0 [ 64.640794] ? kasan_check_write+0x14/0x20 [ 64.645012] ? fput+0x18/0x120 [ 64.648198] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.653557] __x64_sys_sendmsg+0x73/0xb0 [ 64.657604] do_syscall_64+0xd6/0x4e0 [ 64.661388] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.666558] RIP: 0033:0x458da9 [ 64.669740] 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 [ 64.688644] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.696333] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 64.703583] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.710836] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.718088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 64.725339] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.732617] CPU: 1 PID: 7182 Comm: syz-executor.3 Not tainted 4.19.91-syzkaller #0 [ 64.740325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.740329] Call Trace: [ 64.740340] dump_stack+0x123/0x177 [ 64.740350] should_fail.cold.4+0x5/0x13 [ 64.740357] ? mark_held_locks+0x130/0x130 [ 64.740363] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.740369] ? find_held_lock+0x36/0x1d0 [ 64.773275] __should_failslab+0xba/0xf0 [ 64.777326] should_failslab+0x9/0x14 [ 64.781105] kmem_cache_alloc_node_trace+0x5a/0x740 [ 64.786281] __kmalloc_node_track_caller+0x3c/0x70 [ 64.786290] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 64.786310] __alloc_skb+0xd7/0x580 [ 64.786317] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.786324] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 64.786331] ? add_timer+0x39c/0x930 [ 64.786338] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 64.786348] _sctp_make_chunk+0x3f/0x260 [ 64.786355] sctp_make_cookie_echo+0x85/0x160 [ 64.786364] sctp_do_sm+0x2849/0x52d0 [ 64.786371] ? __lock_acquire+0x792/0x4980 [ 64.834740] ? sctp_sendmsg+0xd4f/0x17e0 [ 64.838789] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.844834] ? mark_held_locks+0x130/0x130 [ 64.849064] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 64.854159] ? quarantine_put+0x11b/0x1c0 [ 64.858299] ? find_held_lock+0x36/0x1d0 [ 64.862356] ? kvm_clock_read+0x18/0x30 [ 64.866327] ? kvm_clock_get_cycles+0x9/0x10 [ 64.870724] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.874949] ? mark_held_locks+0x130/0x130 [ 64.879172] sctp_inq_push+0x1aa/0x240 [ 64.883044] sctp_backlog_rcv+0x153/0xb90 [ 64.887192] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.891583] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.896155] ? sctp_hash_key+0x5b0/0x5b0 [ 64.900203] ? __release_sock+0xd0/0x360 [ 64.904337] ? __release_sock+0xd0/0x360 [ 64.908387] ? __local_bh_enable_ip+0x160/0x260 [ 64.913040] __release_sock+0x10c/0x360 [ 64.916998] release_sock+0x4f/0x180 [ 64.920706] sctp_wait_for_connect+0x22c/0x4c0 [ 64.925282] ? refcount_inc_checked+0x30/0x30 [ 64.929779] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.934534] ? finish_wait+0x290/0x290 [ 64.938423] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.942826] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 64.947498] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.947506] ? sctp_clear_owner_w+0x100/0x100 [ 64.947515] ? lock_downgrade+0x860/0x860 [ 64.947525] ? kasan_check_read+0x11/0x20 [ 64.947536] sctp_sendmsg+0xd4f/0x17e0 [ 64.947542] ? rw_copy_check_uvector+0x66/0x340 [ 64.947550] ? sctp_id2assoc+0x250/0x250 [ 64.947558] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.947574] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.947584] inet_sendmsg+0x10d/0x450 [ 64.947588] ? security_socket_sendmsg+0x50/0x90 [ 64.947593] ? ipip_gro_receive+0xf0/0xf0 [ 64.947598] sock_sendmsg+0xb7/0xf0 [ 64.947605] ___sys_sendmsg+0x649/0x950 [ 65.007913] ? find_held_lock+0x36/0x1d0 [ 65.011964] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.016712] ? __fget+0x278/0x400 [ 65.020171] ? kasan_check_read+0x11/0x20 [ 65.024302] ? __fget+0x295/0x400 [ 65.027743] ? __f_unlock_pos+0xd/0x10 [ 65.031609] ? __fget_light+0x174/0x1e0 [ 65.035570] ? __fdget+0xe/0x10 [ 65.038844] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.043667] __sys_sendmsg+0xd9/0x180 [ 65.047457] ? __ia32_sys_shutdown+0x70/0x70 [ 65.051849] ? __sb_end_write+0xa4/0xd0 [ 65.055810] ? kasan_check_write+0x14/0x20 [ 65.060045] ? fput+0x18/0x120 [ 65.063237] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.068588] __x64_sys_sendmsg+0x73/0xb0 [ 65.072638] do_syscall_64+0xd6/0x4e0 [ 65.076429] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.081621] RIP: 0033:0x458da9 [ 65.084794] 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 [ 65.103677] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.111385] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 65.118638] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.125913] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.133181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 65.140438] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.147715] CPU: 0 PID: 7199 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 65.155428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.164780] Call Trace: [ 65.167378] dump_stack+0x123/0x177 [ 65.171008] should_fail.cold.4+0x5/0x13 [ 65.175089] ? find_held_lock+0x36/0x1d0 [ 65.179135] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.184233] ? cache_grow_end+0xa8/0x190 [ 65.188283] __should_failslab+0xba/0xf0 [ 65.192331] should_failslab+0x9/0x14 [ 65.196114] kmem_cache_alloc_node_trace+0x5a/0x740 [ 65.201130] __kmalloc_node_track_caller+0x3c/0x70 [ 65.206044] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 65.210786] __alloc_skb+0xd7/0x580 [ 65.214396] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.218699] ? find_held_lock+0x36/0x1d0 [ 65.222754] sctp_packet_transmit+0x26b/0x3490 [ 65.227322] ? sctp_packet_config+0x7aa/0xea0 [ 65.231816] ? kasan_check_read+0x11/0x20 [ 65.235947] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 65.241120] ? sctp_packet_config+0xea0/0xea0 [ 65.245598] ? sctp_packet_append_chunk+0x890/0xef0 [ 65.250594] ? sctp_outq_select_transport+0x1fa/0x730 [ 65.255766] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 65.261371] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.266810] ? sctp_verify_init+0x1650/0x1660 [ 65.271282] ? sctp_copy_one_addr+0xca/0xf0 [ 65.275588] sctp_outq_flush+0xd0/0x22f0 [ 65.279634] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 65.286021] ? __sctp_outq_teardown+0xc30/0xc30 [ 65.290687] ? sctp_outq_tail+0x58c/0x970 [ 65.294829] sctp_outq_uncork+0x49/0x60 [ 65.298792] sctp_do_sm+0x364e/0x52d0 [ 65.302578] ? __lock_acquire+0x792/0x4980 [ 65.306819] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.312866] ? mark_held_locks+0x130/0x130 [ 65.317100] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.322534] ? check_noncircular+0x20/0x20 [ 65.326751] ? save_stack+0xa9/0xd0 [ 65.330358] ? save_stack+0x43/0xd0 [ 65.333975] ? kasan_kmalloc+0xc7/0xe0 [ 65.337843] ? kasan_slab_alloc+0x12/0x20 [ 65.341972] ? find_held_lock+0x36/0x1d0 [ 65.346013] ? mark_held_locks+0xc7/0x130 [ 65.350151] ? ktime_get+0x1a6/0x240 [ 65.353848] ? kvm_clock_read+0x18/0x30 [ 65.357802] ? kvm_clock_get_cycles+0x9/0x10 [ 65.362202] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.366422] ? mark_held_locks+0x130/0x130 [ 65.370644] sctp_inq_push+0x1aa/0x240 [ 65.374620] sctp_backlog_rcv+0x153/0xb90 [ 65.378761] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.383164] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.387729] ? sctp_hash_key+0x5b0/0x5b0 [ 65.391775] ? __release_sock+0xd0/0x360 [ 65.395827] ? __release_sock+0xd0/0x360 [ 65.399876] ? __local_bh_enable_ip+0x160/0x260 [ 65.404526] __release_sock+0x10c/0x360 [ 65.408498] release_sock+0x4f/0x180 [ 65.412191] sctp_wait_for_connect+0x22c/0x4c0 [ 65.416754] ? refcount_inc_checked+0x30/0x30 [ 65.421230] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.425980] ? finish_wait+0x290/0x290 [ 65.429866] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.434264] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.438919] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.443669] ? sctp_clear_owner_w+0x100/0x100 [ 65.448161] ? lock_downgrade+0x860/0x860 [ 65.452290] ? kasan_check_read+0x11/0x20 [ 65.456768] sctp_sendmsg+0xd4f/0x17e0 [ 65.460636] ? rw_copy_check_uvector+0x66/0x340 [ 65.465287] ? sctp_id2assoc+0x250/0x250 [ 65.469339] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.474699] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.479438] inet_sendmsg+0x10d/0x450 [ 65.483220] ? security_socket_sendmsg+0x50/0x90 [ 65.487969] ? ipip_gro_receive+0xf0/0xf0 [ 65.492098] sock_sendmsg+0xb7/0xf0 [ 65.495734] ___sys_sendmsg+0x649/0x950 [ 65.499688] ? find_held_lock+0x36/0x1d0 [ 65.503747] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.508484] ? __fget+0x278/0x400 [ 65.511920] ? kasan_check_read+0x11/0x20 [ 65.516049] ? __fget+0x295/0x400 [ 65.519487] ? __f_unlock_pos+0xd/0x10 [ 65.523355] ? __fget_light+0x174/0x1e0 [ 65.527313] ? __fdget+0xe/0x10 [ 65.531266] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.536094] __sys_sendmsg+0xd9/0x180 [ 65.539877] ? __ia32_sys_shutdown+0x70/0x70 [ 65.544268] ? __sb_end_write+0xa4/0xd0 [ 65.548235] ? kasan_check_write+0x14/0x20 [ 65.552451] ? fput+0x18/0x120 [ 65.555630] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.560975] __x64_sys_sendmsg+0x73/0xb0 [ 65.565022] do_syscall_64+0xd6/0x4e0 [ 65.568807] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.573985] RIP: 0033:0x458da9 [ 65.577160] 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 [ 65.596049] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.603735] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 65.610998] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.618247] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.625511] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 65.632873] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.640134] CPU: 1 PID: 7205 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 65.647853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.647856] Call Trace: [ 65.647867] dump_stack+0x123/0x177 [ 65.647877] should_fail.cold.4+0x5/0x13 [ 65.647884] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.647891] ? kernel_text_address+0x79/0xf0 [ 65.647896] ? __kernel_text_address+0xd/0x40 [ 65.647906] __should_failslab+0xba/0xf0 [ 65.647914] should_failslab+0x9/0x14 [ 65.698628] kmem_cache_alloc_node_trace+0x5a/0x740 [ 65.703631] __kmalloc_node_track_caller+0x3c/0x70 [ 65.708560] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 65.713307] __alloc_skb+0xd7/0x580 [ 65.713315] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.713323] ? find_held_lock+0x36/0x1d0 [ 65.713334] sctp_packet_transmit+0x26b/0x3490 [ 65.729853] ? sctp_packet_config+0x7aa/0xea0 [ 65.734353] ? kasan_check_read+0x11/0x20 [ 65.738501] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 65.743686] ? sctp_packet_config+0xea0/0xea0 [ 65.748172] ? sctp_packet_append_chunk+0x890/0xef0 [ 65.753189] ? sctp_outq_select_transport+0x1fa/0x730 [ 65.758382] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 65.763988] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.769428] ? sctp_verify_init+0x1650/0x1660 [ 65.773918] ? sctp_copy_one_addr+0xca/0xf0 [ 65.778230] sctp_outq_flush+0xd0/0x22f0 [ 65.782285] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 65.788241] ? __sctp_outq_teardown+0xc30/0xc30 [ 65.792897] ? sctp_outq_tail+0x58c/0x970 [ 65.797026] sctp_outq_uncork+0x49/0x60 [ 65.800982] sctp_do_sm+0x364e/0x52d0 [ 65.804782] ? __lock_acquire+0x792/0x4980 [ 65.809009] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.815056] ? mark_held_locks+0x130/0x130 [ 65.819275] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.824705] ? check_noncircular+0x20/0x20 [ 65.828922] ? save_stack+0xa9/0xd0 [ 65.832528] ? save_stack+0x43/0xd0 [ 65.836142] ? kasan_kmalloc+0xc7/0xe0 [ 65.840020] ? kasan_slab_alloc+0x12/0x20 [ 65.844160] ? find_held_lock+0x36/0x1d0 [ 65.848213] ? mark_held_locks+0xc7/0x130 [ 65.852347] ? ktime_get+0x1a6/0x240 [ 65.856043] ? kvm_clock_read+0x18/0x30 [ 65.859995] ? kvm_clock_get_cycles+0x9/0x10 [ 65.864387] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.868606] ? mark_held_locks+0x130/0x130 [ 65.872830] sctp_inq_push+0x1aa/0x240 [ 65.876699] sctp_backlog_rcv+0x153/0xb90 [ 65.880826] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.885231] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.889820] ? sctp_hash_key+0x5b0/0x5b0 [ 65.893863] ? __release_sock+0xd0/0x360 [ 65.897912] ? __release_sock+0xd0/0x360 [ 65.901955] ? __local_bh_enable_ip+0x160/0x260 [ 65.906616] __release_sock+0x10c/0x360 [ 65.910590] release_sock+0x4f/0x180 [ 65.914391] sctp_wait_for_connect+0x22c/0x4c0 [ 65.919054] ? refcount_inc_checked+0x30/0x30 [ 65.923548] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.928298] ? finish_wait+0x290/0x290 [ 65.932175] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.936576] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.941231] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.945975] ? sctp_clear_owner_w+0x100/0x100 [ 65.950457] ? lock_downgrade+0x860/0x860 [ 65.954593] ? kasan_check_read+0x11/0x20 [ 65.958733] sctp_sendmsg+0xd4f/0x17e0 [ 65.962605] ? rw_copy_check_uvector+0x66/0x340 [ 65.967266] ? sctp_id2assoc+0x250/0x250 [ 65.971314] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.976664] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.981405] inet_sendmsg+0x10d/0x450 [ 65.985191] ? security_socket_sendmsg+0x50/0x90 [ 65.989937] ? ipip_gro_receive+0xf0/0xf0 [ 65.994070] sock_sendmsg+0xb7/0xf0 [ 65.997683] ___sys_sendmsg+0x649/0x950 [ 66.001638] ? find_held_lock+0x36/0x1d0 [ 66.005682] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.010425] ? __fget+0x278/0x400 [ 66.013861] ? kasan_check_read+0x11/0x20 [ 66.017993] ? __fget+0x295/0x400 [ 66.021430] ? __f_unlock_pos+0xd/0x10 [ 66.025303] ? __fget_light+0x174/0x1e0 [ 66.029262] ? __fdget+0xe/0x10 [ 66.032520] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.037343] __sys_sendmsg+0xd9/0x180 [ 66.041125] ? __ia32_sys_shutdown+0x70/0x70 [ 66.045520] ? __sb_end_write+0xa4/0xd0 [ 66.049480] ? kasan_check_write+0x14/0x20 [ 66.053697] ? fput+0x18/0x120 [ 66.056882] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.062235] __x64_sys_sendmsg+0x73/0xb0 [ 66.066283] do_syscall_64+0xd6/0x4e0 [ 66.070070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.075243] RIP: 0033:0x458da9 [ 66.078417] 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 [ 66.097301] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.104998] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 66.112252] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.119500] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.126755] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 66.134023] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.141289] CPU: 0 PID: 7200 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 66.149002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.158353] Call Trace: [ 66.160944] dump_stack+0x123/0x177 [ 66.164573] should_fail.cold.4+0x5/0x13 [ 66.166986] FAULT_INJECTION: forcing a failure. [ 66.166986] name failslab, interval 1, probability 0, space 0, times 0 [ 66.168627] ? kasan_unpoison_shadow+0x35/0x50 [ 66.168637] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.168645] ? __kmalloc_node_track_caller+0x50/0x70 [ 66.194561] __should_failslab+0xba/0xf0 [ 66.198618] should_failslab+0x9/0x14 [ 66.202401] kmem_cache_alloc+0x47/0x730 [ 66.206478] ? skb_scrub_packet+0x3c0/0x3c0 [ 66.210801] sctp_chunkify+0x46/0x270 [ 66.214613] _sctp_make_chunk+0x128/0x260 [ 66.218765] sctp_make_init_ack+0x9f0/0x13f0 [ 66.223163] ? sctp_make_init+0xc20/0xc20 [ 66.227294] ? crng_backtrack_protect+0x80/0x80 [ 66.231954] ? sctp_verify_init+0x1660/0x1660 [ 66.236441] ? sctp_copy_one_addr+0xca/0xf0 [ 66.240748] ? sctp_bind_addr_copy+0xe6/0x26d [ 66.245229] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 66.251010] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 66.256627] ? dccp_diag_dump+0x20/0x20 [ 66.260581] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 66.265145] sctp_do_sm+0x117/0x52d0 [ 66.268839] ? __lock_acquire+0x792/0x4980 [ 66.273052] ? __kernel_text_address+0xd/0x40 [ 66.277527] ? unwind_get_return_address+0x61/0xa0 [ 66.282438] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.288479] ? mark_held_locks+0x130/0x130 [ 66.292694] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 66.298134] ? check_noncircular+0x20/0x20 [ 66.302347] ? save_stack+0xa9/0xd0 [ 66.305971] ? save_stack+0x43/0xd0 [ 66.309583] ? kasan_kmalloc+0xc7/0xe0 [ 66.313446] ? kasan_slab_alloc+0x12/0x20 [ 66.317572] ? find_held_lock+0x36/0x1d0 [ 66.321623] ? mark_held_locks+0xc7/0x130 [ 66.325752] ? ktime_get+0x1a6/0x240 [ 66.329453] ? kvm_clock_read+0x18/0x30 [ 66.333414] ? kvm_clock_get_cycles+0x9/0x10 [ 66.337803] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.342017] ? mark_held_locks+0x130/0x130 [ 66.346244] sctp_inq_push+0x1aa/0x240 [ 66.350111] sctp_backlog_rcv+0x153/0xb90 [ 66.354260] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.358681] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.363258] ? sctp_hash_key+0x5b0/0x5b0 [ 66.367315] ? __release_sock+0xd0/0x360 [ 66.371361] ? __release_sock+0xd0/0x360 [ 66.375402] ? __local_bh_enable_ip+0x160/0x260 [ 66.380070] __release_sock+0x10c/0x360 [ 66.384039] release_sock+0x4f/0x180 [ 66.387735] sctp_wait_for_connect+0x22c/0x4c0 [ 66.392299] ? refcount_inc_checked+0x30/0x30 [ 66.396777] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.401517] ? finish_wait+0x290/0x290 [ 66.405394] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.409786] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.414443] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.419182] ? sctp_clear_owner_w+0x100/0x100 [ 66.423667] ? lock_downgrade+0x860/0x860 [ 66.427808] ? kasan_check_read+0x11/0x20 [ 66.431936] sctp_sendmsg+0xd4f/0x17e0 [ 66.435814] ? rw_copy_check_uvector+0x66/0x340 [ 66.440464] ? sctp_id2assoc+0x250/0x250 [ 66.444506] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.449855] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.454592] inet_sendmsg+0x10d/0x450 [ 66.458372] ? security_socket_sendmsg+0x50/0x90 [ 66.463544] ? ipip_gro_receive+0xf0/0xf0 [ 66.467679] sock_sendmsg+0xb7/0xf0 [ 66.471285] ___sys_sendmsg+0x649/0x950 [ 66.475246] ? find_held_lock+0x36/0x1d0 [ 66.479294] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.484032] ? __fget+0x278/0x400 [ 66.487477] ? kasan_check_read+0x11/0x20 [ 66.491607] ? __fget+0x295/0x400 [ 66.495054] ? __f_unlock_pos+0xd/0x10 [ 66.498924] ? __fget_light+0x174/0x1e0 [ 66.502878] ? __fdget+0xe/0x10 [ 66.506139] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.510960] __sys_sendmsg+0xd9/0x180 [ 66.514740] ? __ia32_sys_shutdown+0x70/0x70 [ 66.519129] ? __sb_end_write+0xa4/0xd0 [ 66.523084] ? kasan_check_write+0x14/0x20 [ 66.527310] ? fput+0x18/0x120 [ 66.530488] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.535833] __x64_sys_sendmsg+0x73/0xb0 [ 66.539959] do_syscall_64+0xd6/0x4e0 [ 66.543739] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.548906] RIP: 0033:0x458da9 [ 66.552084] 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 [ 66.570978] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.578668] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 66.585919] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.593165] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.601023] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 66.608282] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.615543] CPU: 1 PID: 7217 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 66.623264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.632611] Call Trace: [ 66.635183] dump_stack+0x123/0x177 [ 66.635194] should_fail.cold.4+0x5/0x13 [ 66.635201] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.635207] ? sctp_stream_alloc_in+0x23/0x230 [ 66.635211] ? sctp_stream_init+0x1ba/0x330 [ 66.635217] ? sctp_process_init+0x1c24/0x2d50 [ 66.635222] ? sctp_do_sm+0x98b/0x52d0 [ 66.635227] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.647976] ? sctp_inq_push+0x1aa/0x240 [ 66.647981] ? sctp_backlog_rcv+0x153/0xb90 [ 66.647987] ? __release_sock+0x10c/0x360 [ 66.647999] __should_failslab+0xba/0xf0 [ 66.656866] should_failslab+0x9/0x14 [ 66.656872] kmem_cache_alloc+0x47/0x730 [ 66.656877] ? save_stack+0x43/0xd0 [ 66.656881] ? kasan_kmalloc+0xc7/0xe0 [ 66.656884] ? __kmalloc+0x15b/0x770 [ 66.656890] ? sctp_tsnmap_init+0x161/0x220 [ 66.656894] ? sctp_process_init+0x1bb0/0x2d50 [ 66.656906] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 66.656912] ? __sys_sendmsg+0xd9/0x180 [ 66.656918] idr_get_free+0x4f5/0xa29 [ 66.656930] idr_alloc_u32+0x146/0x360 [ 66.656937] ? rcu_read_lock_sched_held+0x108/0x120 [ 66.656944] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 66.656952] ? memset+0x31/0x40 [ 66.656961] idr_alloc_cyclic+0xeb/0x1e0 [ 66.656968] ? idr_alloc+0xc0/0xc0 [ 66.656973] ? kasan_check_write+0x14/0x20 [ 66.656979] ? do_raw_spin_lock+0xc1/0x230 [ 66.681983] FAULT_INJECTION: forcing a failure. [ 66.681983] name failslab, interval 1, probability 0, space 0, times 0 [ 66.682280] sctp_assoc_set_id+0x76/0x140 [ 66.709948] sctp_process_init+0x205b/0x2d50 [ 66.720117] ? sctp_verify_init+0x1660/0x1660 [ 66.720124] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 66.720132] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 66.720141] ? save_stack+0x43/0xd0 [ 66.720146] ? __kasan_slab_free+0x102/0x150 [ 66.720149] ? kasan_slab_free+0xe/0x10 [ 66.720156] sctp_do_sm+0x98b/0x52d0 [ 66.720163] ? __lock_acquire+0x792/0x4980 [ 66.720168] ? sctp_sendmsg+0xd4f/0x17e0 [ 66.720174] ? inet_sendmsg+0x10d/0x450 [ 66.720185] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.720193] ? mark_held_locks+0x130/0x130 [ 66.720200] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 66.720206] ? quarantine_put+0x11b/0x1c0 [ 66.772063] ? find_held_lock+0x36/0x1d0 [ 66.772084] ? kvm_clock_read+0x18/0x30 [ 66.772090] ? kvm_clock_get_cycles+0x9/0x10 [ 66.772099] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.772105] ? mark_held_locks+0x130/0x130 [ 66.772117] sctp_inq_push+0x1aa/0x240 [ 66.772123] sctp_backlog_rcv+0x153/0xb90 [ 66.772130] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.772136] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.772141] ? sctp_hash_key+0x5b0/0x5b0 [ 66.772147] ? __release_sock+0xd0/0x360 [ 66.772151] ? __release_sock+0xd0/0x360 [ 66.772160] ? __local_bh_enable_ip+0x160/0x260 [ 66.772167] __release_sock+0x10c/0x360 [ 66.772176] release_sock+0x4f/0x180 [ 66.772181] sctp_wait_for_connect+0x22c/0x4c0 [ 66.772186] ? refcount_inc_checked+0x30/0x30 [ 66.772196] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.772202] ? finish_wait+0x290/0x290 [ 66.772209] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.772217] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.772225] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.772234] ? sctp_clear_owner_w+0x100/0x100 [ 66.772241] ? lock_downgrade+0x860/0x860 [ 66.772250] ? kasan_check_read+0x11/0x20 [ 66.772261] sctp_sendmsg+0xd4f/0x17e0 [ 66.772267] ? rw_copy_check_uvector+0x66/0x340 [ 66.772276] ? sctp_id2assoc+0x250/0x250 [ 66.772285] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.772300] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.772310] inet_sendmsg+0x10d/0x450 [ 66.772314] ? security_socket_sendmsg+0x50/0x90 [ 66.772321] ? ipip_gro_receive+0xf0/0xf0 [ 66.772326] sock_sendmsg+0xb7/0xf0 [ 66.772333] ___sys_sendmsg+0x649/0x950 [ 66.772338] ? find_held_lock+0x36/0x1d0 [ 66.772345] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.772353] ? __fget+0x278/0x400 [ 66.772361] ? kasan_check_read+0x11/0x20 [ 66.772369] ? __fget+0x295/0x400 [ 66.810246] ? __f_unlock_pos+0xd/0x10 [ 66.810256] ? __fget_light+0x174/0x1e0 [ 66.810263] ? __fdget+0xe/0x10 [ 66.810271] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.810279] __sys_sendmsg+0xd9/0x180 [ 66.810284] ? __ia32_sys_shutdown+0x70/0x70 [ 67.035107] ? __sb_end_write+0xa4/0xd0 [ 67.039075] ? kasan_check_write+0x14/0x20 [ 67.043312] ? fput+0x18/0x120 [ 67.046503] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.051853] __x64_sys_sendmsg+0x73/0xb0 [ 67.055900] do_syscall_64+0xd6/0x4e0 [ 67.059686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.064857] RIP: 0033:0x458da9 [ 67.068040] 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 [ 67.086928] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.094625] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 67.101879] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.109150] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.109154] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 67.109156] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.139408] FAULT_INJECTION: forcing a failure. [ 67.139408] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.150281] CPU: 0 PID: 7221 Comm: syz-executor.4 Not tainted 4.19.91-syzkaller #0 [ 67.158994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.168325] Call Trace: [ 67.170893] dump_stack+0x123/0x177 [ 67.174521] should_fail.cold.4+0x5/0x13 [ 67.178573] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.183676] __should_failslab+0xba/0xf0 [ 67.187729] should_failslab+0x9/0x14 [ 67.191517] __kmalloc_track_caller+0x6c/0x760 [ 67.196088] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 67.200507] ? sctp_process_init+0x1164/0x2d50 [ 67.205074] kmemdup+0x1b/0x40 [ 67.208251] sctp_process_init+0x1164/0x2d50 [ 67.212648] ? sctp_verify_init+0x1660/0x1660 [ 67.217126] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 67.221693] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 67.226351] ? save_stack+0x43/0xd0 [ 67.229964] ? __kasan_slab_free+0x102/0x150 [ 67.234352] ? kasan_slab_free+0xe/0x10 [ 67.238308] sctp_do_sm+0x98b/0x52d0 [ 67.242008] ? __lock_acquire+0x792/0x4980 [ 67.246221] ? sctp_sendmsg+0xd4f/0x17e0 [ 67.250262] ? inet_sendmsg+0x10d/0x450 [ 67.254220] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.260262] ? mark_held_locks+0x130/0x130 [ 67.264478] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 67.269578] ? quarantine_put+0x11b/0x1c0 [ 67.273708] ? find_held_lock+0x36/0x1d0 [ 67.277777] ? kvm_clock_read+0x18/0x30 [ 67.281737] ? kvm_clock_get_cycles+0x9/0x10 [ 67.286159] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.290381] ? mark_held_locks+0x130/0x130 [ 67.294607] sctp_inq_push+0x1aa/0x240 [ 67.298481] sctp_backlog_rcv+0x153/0xb90 [ 67.302631] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.307024] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.311591] ? sctp_hash_key+0x5b0/0x5b0 [ 67.315636] ? __release_sock+0xd0/0x360 [ 67.319680] ? __release_sock+0xd0/0x360 [ 67.323724] ? __local_bh_enable_ip+0x160/0x260 [ 67.328374] __release_sock+0x10c/0x360 [ 67.332337] release_sock+0x4f/0x180 [ 67.336043] sctp_wait_for_connect+0x22c/0x4c0 [ 67.340607] ? refcount_inc_checked+0x30/0x30 [ 67.345087] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.349826] ? finish_wait+0x290/0x290 [ 67.353699] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.358098] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.362748] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.367505] ? sctp_clear_owner_w+0x100/0x100 [ 67.371985] ? lock_downgrade+0x860/0x860 [ 67.376117] ? kasan_check_read+0x11/0x20 [ 67.380250] sctp_sendmsg+0xd4f/0x17e0 [ 67.384136] ? rw_copy_check_uvector+0x66/0x340 [ 67.388793] ? sctp_id2assoc+0x250/0x250 [ 67.392842] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.398197] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.402936] inet_sendmsg+0x10d/0x450 [ 67.406720] ? security_socket_sendmsg+0x50/0x90 [ 67.411454] ? ipip_gro_receive+0xf0/0xf0 [ 67.415590] sock_sendmsg+0xb7/0xf0 [ 67.419216] ___sys_sendmsg+0x649/0x950 [ 67.423186] ? find_held_lock+0x36/0x1d0 [ 67.427252] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.431995] ? __fget+0x278/0x400 [ 67.435434] ? kasan_check_read+0x11/0x20 [ 67.439563] ? __fget+0x295/0x400 [ 67.443014] ? __f_unlock_pos+0xd/0x10 [ 67.446885] ? __fget_light+0x174/0x1e0 [ 67.450844] ? __fdget+0xe/0x10 [ 67.454105] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.458932] __sys_sendmsg+0xd9/0x180 [ 67.462711] ? __ia32_sys_shutdown+0x70/0x70 [ 67.467101] ? __sb_end_write+0xa4/0xd0 [ 67.471055] ? kasan_check_write+0x14/0x20 [ 67.475269] ? fput+0x18/0x120 [ 67.478448] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.483791] __x64_sys_sendmsg+0x73/0xb0 [ 67.487922] do_syscall_64+0xd6/0x4e0 [ 67.491717] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.496886] RIP: 0033:0x458da9 [ 67.500059] 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 [ 67.518948] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.526636] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 67.533984] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.541231] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.548481] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 67.555732] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.562996] CPU: 1 PID: 7234 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 67.570705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.574896] FAULT_INJECTION: forcing a failure. [ 67.574896] name failslab, interval 1, probability 0, space 0, times 0 [ 67.580049] Call Trace: [ 67.580061] dump_stack+0x123/0x177 [ 67.580071] should_fail.cold.4+0x5/0x13 [ 67.580079] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.580088] ? save_stack+0xa9/0xd0 [ 67.580099] __alloc_pages_nodemask+0x1d5/0x710 [ 67.580105] ? sctp_inq_push+0x1aa/0x240 [ 67.580110] ? sctp_backlog_rcv+0x153/0xb90 [ 67.580115] ? __release_sock+0x10c/0x360 [ 67.580121] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 67.580127] ? sock_sendmsg+0xb7/0xf0 [ 67.580137] ? do_syscall_64+0xd6/0x4e0 [ 67.597494] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.597503] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.597513] cache_grow_begin+0x91/0x8d0 [ 67.597519] ? kmem_cache_alloc_trace+0xa0/0x750 [ 67.610351] kmem_cache_alloc_trace+0x67e/0x750 [ 67.619047] flex_array_alloc+0x19e/0x270 [ 67.619059] fa_alloc+0x14/0x50 [ 67.619066] sctp_stream_alloc_in+0x23/0x230 [ 67.632503] sctp_stream_init+0x1ba/0x330 [ 67.632512] ? sctp_tsnmap_init+0x161/0x220 [ 67.632520] sctp_process_init+0x1c24/0x2d50 [ 67.632534] ? sctp_verify_init+0x1660/0x1660 [ 67.645712] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 67.645721] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 67.645731] ? save_stack+0x43/0xd0 [ 67.645736] ? __kasan_slab_free+0x102/0x150 [ 67.645740] ? kasan_slab_free+0xe/0x10 [ 67.645749] sctp_do_sm+0x98b/0x52d0 [ 67.645762] ? __lock_acquire+0x792/0x4980 [ 67.645768] ? sctp_sendmsg+0xd4f/0x17e0 [ 67.645774] ? inet_sendmsg+0x10d/0x450 [ 67.645784] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.645792] ? mark_held_locks+0x130/0x130 [ 67.645800] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 67.645805] ? quarantine_put+0x11b/0x1c0 [ 67.645817] ? find_held_lock+0x36/0x1d0 [ 67.645835] ? kvm_clock_read+0x18/0x30 [ 67.645839] ? kvm_clock_get_cycles+0x9/0x10 [ 67.645846] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.645851] ? mark_held_locks+0x130/0x130 [ 67.645863] sctp_inq_push+0x1aa/0x240 [ 67.645870] sctp_backlog_rcv+0x153/0xb90 [ 67.645875] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.645885] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.645891] ? sctp_hash_key+0x5b0/0x5b0 [ 67.645901] ? __release_sock+0xd0/0x360 [ 67.645906] ? __release_sock+0xd0/0x360 [ 67.645914] ? __local_bh_enable_ip+0x160/0x260 [ 67.645922] __release_sock+0x10c/0x360 [ 67.645933] release_sock+0x4f/0x180 [ 67.645940] sctp_wait_for_connect+0x22c/0x4c0 [ 67.645946] ? refcount_inc_checked+0x30/0x30 [ 67.645954] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.645960] ? finish_wait+0x290/0x290 [ 67.645967] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.645975] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.645983] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.645993] ? sctp_clear_owner_w+0x100/0x100 [ 67.646000] ? lock_downgrade+0x860/0x860 [ 67.646007] ? kasan_check_read+0x11/0x20 [ 67.646018] sctp_sendmsg+0xd4f/0x17e0 [ 67.646024] ? rw_copy_check_uvector+0x66/0x340 [ 67.646033] ? sctp_id2assoc+0x250/0x250 [ 67.646043] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.646058] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.646067] inet_sendmsg+0x10d/0x450 [ 67.646072] ? security_socket_sendmsg+0x50/0x90 [ 67.646078] ? ipip_gro_receive+0xf0/0xf0 [ 67.646083] sock_sendmsg+0xb7/0xf0 [ 67.646090] ___sys_sendmsg+0x649/0x950 [ 67.646095] ? find_held_lock+0x36/0x1d0 [ 67.646102] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.664647] ? __fget+0x278/0x400 [ 67.664660] ? kasan_check_read+0x11/0x20 [ 67.664669] ? __fget+0x295/0x400 [ 67.664683] ? __f_unlock_pos+0xd/0x10 [ 67.664692] ? __fget_light+0x174/0x1e0 [ 67.680618] ? __fdget+0xe/0x10 [ 67.698353] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.698363] __sys_sendmsg+0xd9/0x180 [ 67.698370] ? __ia32_sys_shutdown+0x70/0x70 [ 67.698377] ? __sb_end_write+0xa4/0xd0 [ 67.698386] ? kasan_check_write+0x14/0x20 [ 67.698396] ? fput+0x18/0x120 [ 67.711074] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.711084] __x64_sys_sendmsg+0x73/0xb0 [ 67.711094] do_syscall_64+0xd6/0x4e0 [ 67.711102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.903873] RIP: 0033:0x458da9 [ 67.930735] 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 [ 67.941496] FAULT_INJECTION: forcing a failure. [ 67.941496] name failslab, interval 1, probability 0, space 0, times 0 [ 67.943733] RSP: 002b:00007f38f0885c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.943740] RAX: ffffffffffffffda RBX: 00007f38f0885c90 RCX: 0000000000458da9 [ 67.943743] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.943746] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.943749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08866d4 [ 67.943752] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.974785] FAULT_INJECTION: forcing a failure. [ 67.974785] name failslab, interval 1, probability 0, space 0, times 0 [ 67.978692] CPU: 0 PID: 7238 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 68.069788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.079125] Call Trace: [ 68.081696] dump_stack+0x123/0x177 [ 68.085306] should_fail.cold.4+0x5/0x13 [ 68.089352] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.094524] ? kernel_text_address+0x79/0xf0 [ 68.098912] ? __kernel_text_address+0xd/0x40 [ 68.103392] __should_failslab+0xba/0xf0 [ 68.107434] should_failslab+0x9/0x14 [ 68.111215] kmem_cache_alloc_node_trace+0x5a/0x740 [ 68.116219] __kmalloc_node_track_caller+0x3c/0x70 [ 68.121151] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 68.125897] __alloc_skb+0xd7/0x580 [ 68.129506] ? skb_scrub_packet+0x3c0/0x3c0 [ 68.133819] ? find_held_lock+0x36/0x1d0 [ 68.137864] sctp_packet_transmit+0x26b/0x3490 [ 68.142429] ? sctp_packet_config+0x7aa/0xea0 [ 68.146915] ? kasan_check_read+0x11/0x20 [ 68.151045] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 68.156213] ? sctp_packet_config+0xea0/0xea0 [ 68.160693] ? sctp_packet_append_chunk+0x890/0xef0 [ 68.165689] ? sctp_outq_select_transport+0x1fa/0x730 [ 68.170860] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 68.176467] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.181901] ? sctp_verify_init+0x1650/0x1660 [ 68.186386] ? sctp_copy_one_addr+0xca/0xf0 [ 68.190692] sctp_outq_flush+0xd0/0x22f0 [ 68.194737] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 68.200703] ? __sctp_outq_teardown+0xc30/0xc30 [ 68.205364] ? sctp_outq_tail+0x58c/0x970 [ 68.209502] sctp_outq_uncork+0x49/0x60 [ 68.213465] sctp_do_sm+0x364e/0x52d0 [ 68.217249] ? __lock_acquire+0x792/0x4980 [ 68.221469] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.227511] ? mark_held_locks+0x130/0x130 [ 68.231723] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.237156] ? check_noncircular+0x20/0x20 [ 68.241373] ? save_stack+0xa9/0xd0 [ 68.244979] ? save_stack+0x43/0xd0 [ 68.248582] ? kasan_kmalloc+0xc7/0xe0 [ 68.252445] ? kasan_slab_alloc+0x12/0x20 [ 68.256589] ? find_held_lock+0x36/0x1d0 [ 68.260631] ? mark_held_locks+0xc7/0x130 [ 68.264757] ? ktime_get+0x1a6/0x240 [ 68.268454] ? kvm_clock_read+0x18/0x30 [ 68.272408] ? kvm_clock_get_cycles+0x9/0x10 [ 68.276799] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.281011] ? mark_held_locks+0x130/0x130 [ 68.285230] sctp_inq_push+0x1aa/0x240 [ 68.289098] sctp_backlog_rcv+0x153/0xb90 [ 68.293225] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.297622] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.302180] ? sctp_hash_key+0x5b0/0x5b0 [ 68.306237] ? __release_sock+0xd0/0x360 [ 68.310281] ? __release_sock+0xd0/0x360 [ 68.314323] ? __local_bh_enable_ip+0x160/0x260 [ 68.318978] __release_sock+0x10c/0x360 [ 68.322934] release_sock+0x4f/0x180 [ 68.326628] sctp_wait_for_connect+0x22c/0x4c0 [ 68.331189] ? refcount_inc_checked+0x30/0x30 [ 68.335666] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.340417] ? finish_wait+0x290/0x290 [ 68.344304] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.348704] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.353367] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.358113] ? sctp_clear_owner_w+0x100/0x100 [ 68.362591] ? lock_downgrade+0x860/0x860 [ 68.366740] ? kasan_check_read+0x11/0x20 [ 68.370872] sctp_sendmsg+0xd4f/0x17e0 [ 68.374744] ? rw_copy_check_uvector+0x66/0x340 [ 68.379399] ? sctp_id2assoc+0x250/0x250 [ 68.383445] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.388795] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.393553] inet_sendmsg+0x10d/0x450 [ 68.397333] ? security_socket_sendmsg+0x50/0x90 [ 68.402068] ? ipip_gro_receive+0xf0/0xf0 [ 68.406197] sock_sendmsg+0xb7/0xf0 [ 68.409805] ___sys_sendmsg+0x649/0x950 [ 68.413758] ? find_held_lock+0x36/0x1d0 [ 68.417808] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.422543] ? __fget+0x278/0x400 [ 68.425980] ? kasan_check_read+0x11/0x20 [ 68.430110] ? __fget+0x295/0x400 [ 68.433551] ? __f_unlock_pos+0xd/0x10 [ 68.437419] ? __fget_light+0x174/0x1e0 [ 68.441374] ? __fdget+0xe/0x10 [ 68.444632] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.449455] __sys_sendmsg+0xd9/0x180 [ 68.453234] ? __ia32_sys_shutdown+0x70/0x70 [ 68.457620] ? __sb_end_write+0xa4/0xd0 [ 68.461572] ? kasan_check_write+0x14/0x20 [ 68.465784] ? fput+0x18/0x120 [ 68.468961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.474305] __x64_sys_sendmsg+0x73/0xb0 [ 68.478360] do_syscall_64+0xd6/0x4e0 [ 68.482151] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.487328] RIP: 0033:0x458da9 [ 68.490518] 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 [ 68.509407] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.517097] RAX: ffffffffffffffda RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 68.524347] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.531598] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.538858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 68.546109] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.553376] CPU: 1 PID: 7254 Comm: syz-executor.5 Not tainted 4.19.91-syzkaller #0 [ 68.561091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.570437] Call Trace: [ 68.570449] dump_stack+0x123/0x177 [ 68.570459] should_fail.cold.4+0x5/0x13 [ 68.570467] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.580696] ? sctp_stream_alloc_in+0x23/0x230 [ 68.580702] ? sctp_stream_init+0x1ba/0x330 [ 68.580707] ? sctp_process_init+0x1c24/0x2d50 [ 68.580713] ? sctp_do_sm+0x98b/0x52d0 [ 68.580718] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.599241] ? sctp_inq_push+0x1aa/0x240 [ 68.599247] ? sctp_backlog_rcv+0x153/0xb90 [ 68.599253] ? __release_sock+0x10c/0x360 [ 68.599265] __should_failslab+0xba/0xf0 [ 68.607528] should_failslab+0x9/0x14 [ 68.607534] kmem_cache_alloc+0x47/0x730 [ 68.607538] ? save_stack+0x43/0xd0 [ 68.607542] ? kasan_kmalloc+0xc7/0xe0 [ 68.607546] ? __kmalloc+0x15b/0x770 [ 68.607552] ? sctp_tsnmap_init+0x161/0x220 [ 68.607557] ? sctp_process_init+0x1bb0/0x2d50 [ 68.607568] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 68.607573] ? __sys_sendmsg+0xd9/0x180 [ 68.607579] idr_get_free+0x4f5/0xa29 [ 68.607593] idr_alloc_u32+0x146/0x360 [ 68.607600] ? rcu_read_lock_sched_held+0x108/0x120 [ 68.607607] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 68.607614] ? memset+0x31/0x40 [ 68.607623] idr_alloc_cyclic+0xeb/0x1e0 [ 68.607629] ? idr_alloc+0xc0/0xc0 [ 68.607634] ? kasan_check_write+0x14/0x20 [ 68.607639] ? do_raw_spin_lock+0xc1/0x230 [ 68.607648] sctp_assoc_set_id+0x76/0x140 [ 68.620124] sctp_process_init+0x205b/0x2d50 [ 68.620140] ? sctp_verify_init+0x1660/0x1660 [ 68.620148] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 68.627977] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 68.627987] ? save_stack+0x43/0xd0 [ 68.627991] ? __kasan_slab_free+0x102/0x150 [ 68.627995] ? kasan_slab_free+0xe/0x10 [ 68.628002] sctp_do_sm+0x98b/0x52d0 [ 68.628011] ? __lock_acquire+0x792/0x4980 [ 68.628015] ? sctp_sendmsg+0xd4f/0x17e0 [ 68.628021] ? inet_sendmsg+0x10d/0x450 [ 68.628031] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.628039] ? mark_held_locks+0x130/0x130 [ 68.628048] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 68.628054] ? quarantine_put+0x11b/0x1c0 [ 68.628066] ? find_held_lock+0x36/0x1d0 [ 68.628084] ? kvm_clock_read+0x18/0x30 [ 68.639600] ? kvm_clock_get_cycles+0x9/0x10 [ 68.647597] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.647605] ? mark_held_locks+0x130/0x130 [ 68.647616] sctp_inq_push+0x1aa/0x240 [ 68.647623] sctp_backlog_rcv+0x153/0xb90 [ 68.647630] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.647635] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.647640] ? sctp_hash_key+0x5b0/0x5b0 [ 68.647646] ? __release_sock+0xd0/0x360 [ 68.647651] ? __release_sock+0xd0/0x360 [ 68.647659] ? __local_bh_enable_ip+0x160/0x260 [ 68.647667] __release_sock+0x10c/0x360 [ 68.647677] release_sock+0x4f/0x180 [ 68.647683] sctp_wait_for_connect+0x22c/0x4c0 [ 68.834933] ? refcount_inc_checked+0x30/0x30 [ 68.839413] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.844153] ? finish_wait+0x290/0x290 [ 68.848035] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.852440] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.857098] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.861843] ? sctp_clear_owner_w+0x100/0x100 [ 68.866332] ? lock_downgrade+0x860/0x860 [ 68.870469] ? kasan_check_read+0x11/0x20 [ 68.874600] sctp_sendmsg+0xd4f/0x17e0 [ 68.878467] ? rw_copy_check_uvector+0x66/0x340 [ 68.883116] ? sctp_id2assoc+0x250/0x250 [ 68.887268] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.892630] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.897488] inet_sendmsg+0x10d/0x450 [ 68.901275] ? security_socket_sendmsg+0x50/0x90 [ 68.906022] ? ipip_gro_receive+0xf0/0xf0 [ 68.910166] sock_sendmsg+0xb7/0xf0 [ 68.913774] ___sys_sendmsg+0x649/0x950 [ 68.917732] ? find_held_lock+0x36/0x1d0 [ 68.921789] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.926540] ? __fget+0x278/0x400 [ 68.929987] ? kasan_check_read+0x11/0x20 [ 68.934125] ? __fget+0x295/0x400 [ 68.937566] ? __f_unlock_pos+0xd/0x10 [ 68.941438] ? __fget_light+0x174/0x1e0 [ 68.945408] ? __fdget+0xe/0x10 [ 68.948674] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.953513] __sys_sendmsg+0xd9/0x180 [ 68.957320] ? __ia32_sys_shutdown+0x70/0x70 [ 68.961718] ? __sb_end_write+0xa4/0xd0 [ 68.965678] ? kasan_check_write+0x14/0x20 [ 68.969908] ? fput+0x18/0x120 [ 68.973115] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.978590] __x64_sys_sendmsg+0x73/0xb0 [ 68.982649] do_syscall_64+0xd6/0x4e0 [ 68.986436] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.991614] RIP: 0033:0x458da9 [ 68.994786] 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 [ 69.013669] RSP: 002b:00007f7646f93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.021373] RAX: ffffffffffffffda RBX: 00007f7646f93c90 RCX: 0000000000458da9 [ 69.028640] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.035898] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 2019/12/29 17:00:19 executed programs: 72 [ 69.043150] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7646f946d4 [ 69.050400] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.074854] CPU: 0 PID: 7252 Comm: syz-executor.2 Not tainted 4.19.91-syzkaller #0 [ 69.082595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.084697] FAULT_INJECTION: forcing a failure. [ 69.084697] name failslab, interval 1, probability 0, space 0, times 0 [ 69.091941] Call Trace: [ 69.091952] dump_stack+0x123/0x177 [ 69.091963] should_fail.cold.4+0x5/0x13 [ 69.091970] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.091977] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.091989] __should_failslab+0xba/0xf0 [ 69.091997] should_failslab+0x9/0x14 [ 69.112801] FAULT_INJECTION: forcing a failure. [ 69.112801] name failslab, interval 1, probability 0, space 0, times 0 [ 69.113402] kmem_cache_alloc_trace+0x4b/0x750 [ 69.147431] ? __lock_is_held+0xb5/0x140 [ 69.151479] flex_array_alloc+0x19e/0x270 [ 69.155612] fa_alloc+0x14/0x50 [ 69.158879] sctp_stream_alloc_in+0x23/0x230 [ 69.163273] sctp_stream_init+0x1ba/0x330 [ 69.167413] ? sctp_tsnmap_init+0x161/0x220 [ 69.171723] sctp_process_init+0x1c24/0x2d50 [ 69.176125] ? sctp_verify_init+0x1660/0x1660 [ 69.180606] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 69.185349] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 69.190013] ? save_stack+0x43/0xd0 [ 69.193621] ? __kasan_slab_free+0x102/0x150 [ 69.198011] ? kasan_slab_free+0xe/0x10 [ 69.201977] sctp_do_sm+0x98b/0x52d0 [ 69.205675] ? __lock_acquire+0x792/0x4980 [ 69.209899] ? sctp_sendmsg+0xd4f/0x17e0 [ 69.213941] ? inet_sendmsg+0x10d/0x450 [ 69.217901] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.223941] ? mark_held_locks+0x130/0x130 [ 69.228156] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 69.233243] ? quarantine_put+0x11b/0x1c0 [ 69.237373] ? find_held_lock+0x36/0x1d0 [ 69.241424] ? kvm_clock_read+0x18/0x30 [ 69.245374] ? kvm_clock_get_cycles+0x9/0x10 [ 69.249772] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.253997] ? mark_held_locks+0x130/0x130 [ 69.258226] sctp_inq_push+0x1aa/0x240 [ 69.262106] sctp_backlog_rcv+0x153/0xb90 [ 69.266233] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.270623] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.275187] ? sctp_hash_key+0x5b0/0x5b0 [ 69.279224] ? __release_sock+0xd0/0x360 [ 69.283264] ? __release_sock+0xd0/0x360 [ 69.287305] ? __local_bh_enable_ip+0x160/0x260 [ 69.291953] __release_sock+0x10c/0x360 [ 69.295915] release_sock+0x4f/0x180 [ 69.299614] sctp_wait_for_connect+0x22c/0x4c0 [ 69.304175] ? refcount_inc_checked+0x30/0x30 [ 69.308664] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.313406] ? finish_wait+0x290/0x290 [ 69.317281] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.321667] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.326328] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.331067] ? sctp_clear_owner_w+0x100/0x100 [ 69.335541] ? lock_downgrade+0x860/0x860 [ 69.339671] ? kasan_check_read+0x11/0x20 [ 69.343814] sctp_sendmsg+0xd4f/0x17e0 [ 69.347688] ? rw_copy_check_uvector+0x66/0x340 [ 69.352345] ? sctp_id2assoc+0x250/0x250 [ 69.356392] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.361769] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.366522] inet_sendmsg+0x10d/0x450 [ 69.370305] ? security_socket_sendmsg+0x50/0x90 [ 69.375044] ? ipip_gro_receive+0xf0/0xf0 [ 69.379174] sock_sendmsg+0xb7/0xf0 [ 69.382783] ___sys_sendmsg+0x649/0x950 [ 69.386741] ? find_held_lock+0x36/0x1d0 [ 69.390803] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.395553] ? __fget+0x278/0x400 [ 69.398990] ? kasan_check_read+0x11/0x20 [ 69.403240] ? __fget+0x295/0x400 [ 69.406682] ? __f_unlock_pos+0xd/0x10 [ 69.410562] ? __fget_light+0x174/0x1e0 [ 69.414522] ? __fdget+0xe/0x10 [ 69.417785] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.422611] __sys_sendmsg+0xd9/0x180 [ 69.426392] ? __ia32_sys_shutdown+0x70/0x70 [ 69.430781] ? __sb_end_write+0xa4/0xd0 [ 69.434739] ? kasan_check_write+0x14/0x20 [ 69.438954] ? fput+0x18/0x120 [ 69.442136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.447480] __x64_sys_sendmsg+0x73/0xb0 [ 69.451527] do_syscall_64+0xd6/0x4e0 [ 69.455309] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.460478] RIP: 0033:0x458da9 [ 69.463654] 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 [ 69.482550] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.490236] RAX: ffffffffffffffda RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 69.497485] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.504745] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.512006] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 69.519254] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.526527] CPU: 1 PID: 7268 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 69.534507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.534512] Call Trace: [ 69.546425] dump_stack+0x123/0x177 [ 69.550053] should_fail.cold.4+0x5/0x13 [ 69.554108] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.559495] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.564608] __should_failslab+0xba/0xf0 [ 69.564617] should_failslab+0x9/0x14 [ 69.564624] kmem_cache_alloc_trace+0x4b/0x750 [ 69.564636] ? __lock_is_held+0xb5/0x140 [ 69.572485] flex_array_alloc+0x19e/0x270 [ 69.572496] fa_alloc+0x14/0x50 [ 69.572503] sctp_stream_alloc_in+0x23/0x230 [ 69.572513] sctp_stream_init+0x1ba/0x330 [ 69.581122] ? sctp_tsnmap_init+0x161/0x220 [ 69.581130] sctp_process_init+0x1c24/0x2d50 [ 69.581146] ? sctp_verify_init+0x1660/0x1660 [ 69.581154] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 69.590752] kasan: CONFIG_KASAN_INLINE enabled [ 69.592941] ? finish_task_switch+0x14a/0x720 [ 69.592952] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 69.592965] sctp_do_sm+0x98b/0x52d0 [ 69.592973] ? __lock_acquire+0x792/0x4980 [ 69.592985] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.592992] ? mark_held_locks+0x130/0x130 [ 69.593003] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.598547] FAULT_INJECTION: forcing a failure. [ 69.598547] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.601544] ? find_held_lock+0x36/0x1d0 [ 69.667306] ? kvm_clock_read+0x18/0x30 [ 69.671259] ? kvm_clock_get_cycles+0x9/0x10 [ 69.675649] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.679864] ? mark_held_locks+0x130/0x130 [ 69.684191] sctp_inq_push+0x1aa/0x240 [ 69.688056] sctp_backlog_rcv+0x153/0xb90 [ 69.692193] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.696579] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.701142] ? sctp_hash_key+0x5b0/0x5b0 [ 69.705180] ? __release_sock+0xd0/0x360 [ 69.709221] ? __release_sock+0xd0/0x360 [ 69.713260] ? __local_bh_enable_ip+0x160/0x260 [ 69.717906] __release_sock+0x10c/0x360 [ 69.721877] release_sock+0x4f/0x180 [ 69.725569] sctp_wait_for_connect+0x22c/0x4c0 [ 69.730128] ? refcount_inc_checked+0x30/0x30 [ 69.734605] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.739337] ? finish_wait+0x290/0x290 [ 69.743205] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.747594] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.752251] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.756987] ? sctp_clear_owner_w+0x100/0x100 [ 69.761471] ? lock_downgrade+0x860/0x860 [ 69.765600] ? kasan_check_read+0x11/0x20 [ 69.769737] sctp_sendmsg+0xd4f/0x17e0 [ 69.773613] ? rw_copy_check_uvector+0x66/0x340 [ 69.778264] ? sctp_id2assoc+0x250/0x250 [ 69.782303] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.787650] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.792399] inet_sendmsg+0x10d/0x450 [ 69.796177] ? security_socket_sendmsg+0x50/0x90 [ 69.800913] ? ipip_gro_receive+0xf0/0xf0 [ 69.805042] sock_sendmsg+0xb7/0xf0 [ 69.808658] ___sys_sendmsg+0x649/0x950 [ 69.812610] ? find_held_lock+0x36/0x1d0 [ 69.816649] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.821387] ? __fget+0x278/0x400 [ 69.824819] ? kasan_check_read+0x11/0x20 [ 69.828948] ? __fget+0x295/0x400 [ 69.832384] ? __f_unlock_pos+0xd/0x10 [ 69.836250] ? __fget_light+0x174/0x1e0 [ 69.840203] ? __fdget+0xe/0x10 [ 69.843459] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.848282] __sys_sendmsg+0xd9/0x180 [ 69.852061] ? __ia32_sys_shutdown+0x70/0x70 [ 69.856451] ? __sb_end_write+0xa4/0xd0 [ 69.860406] ? kasan_check_write+0x14/0x20 [ 69.864618] ? fput+0x18/0x120 [ 69.867795] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.873140] __x64_sys_sendmsg+0x73/0xb0 [ 69.877182] do_syscall_64+0xd6/0x4e0 [ 69.880963] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.886131] RIP: 0033:0x458da9 [ 69.889304] 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 [ 69.908193] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.915878] RAX: ffffffffffffffda RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 69.923128] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.930383] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.937631] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 69.944879] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.952142] CPU: 0 PID: 7271 Comm: syz-executor.0 Not tainted 4.19.91-syzkaller #0 [ 69.959849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.968244] FAULT_INJECTION: forcing a failure. [ 69.968244] name failslab, interval 1, probability 0, space 0, times 0 [ 69.969197] Call Trace: [ 69.982953] dump_stack+0x123/0x177 [ 69.986585] should_fail.cold.4+0x5/0x13 [ 69.990663] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.995753] ? sctp_packet_transmit+0x26b/0x3490 [ 70.000490] ? sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 70.006265] ? sctp_outq_flush+0xd0/0x22f0 [ 70.010480] ? sctp_outq_uncork+0x49/0x60 [ 70.014618] ? sctp_do_sm+0x364e/0x52d0 [ 70.018585] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.022977] ? sctp_inq_push+0x1aa/0x240 [ 70.027020] ? sctp_backlog_rcv+0x153/0xb90 [ 70.031325] __alloc_pages_nodemask+0x1d5/0x710 [ 70.035975] ? __sys_sendmsg+0xd9/0x180 [ 70.040100] ? __x64_sys_sendmsg+0x73/0xb0 [ 70.044313] ? do_syscall_64+0xd6/0x4e0 [ 70.048272] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 70.053279] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.058366] cache_grow_begin+0x91/0x8d0 [ 70.062407] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 70.067592] kmem_cache_alloc_node_trace+0x670/0x740 [ 70.072682] __kmalloc_node_track_caller+0x3c/0x70 [ 70.077596] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 70.082335] __alloc_skb+0xd7/0x580 [ 70.085943] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.090255] ? find_held_lock+0x36/0x1d0 [ 70.094300] sctp_packet_transmit+0x26b/0x3490 [ 70.098864] ? sctp_packet_config+0x7aa/0xea0 [ 70.103339] ? kasan_check_read+0x11/0x20 [ 70.107468] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 70.112641] ? sctp_packet_config+0xea0/0xea0 [ 70.117120] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.122116] ? sctp_outq_select_transport+0x1fa/0x730 [ 70.127288] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 70.132895] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.138329] ? sctp_verify_init+0x1650/0x1660 [ 70.142805] ? sctp_copy_one_addr+0xca/0xf0 [ 70.147114] sctp_outq_flush+0xd0/0x22f0 [ 70.151160] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 70.157110] ? __sctp_outq_teardown+0xc30/0xc30 [ 70.161763] ? sctp_outq_tail+0x58c/0x970 [ 70.165892] sctp_outq_uncork+0x49/0x60 [ 70.169846] sctp_do_sm+0x364e/0x52d0 [ 70.173627] ? __lock_acquire+0x792/0x4980 [ 70.177849] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.183898] ? mark_held_locks+0x130/0x130 [ 70.188115] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.193546] ? check_noncircular+0x20/0x20 [ 70.197764] ? save_stack+0xa9/0xd0 [ 70.201387] ? save_stack+0x43/0xd0 [ 70.204996] ? kasan_kmalloc+0xc7/0xe0 [ 70.208865] ? kasan_slab_alloc+0x12/0x20 [ 70.213016] ? find_held_lock+0x36/0x1d0 [ 70.217066] ? mark_held_locks+0xc7/0x130 [ 70.221198] ? ktime_get+0x1a6/0x240 [ 70.224897] ? kvm_clock_read+0x18/0x30 [ 70.228852] ? kvm_clock_get_cycles+0x9/0x10 [ 70.233241] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.237468] ? mark_held_locks+0x130/0x130 [ 70.241688] sctp_inq_push+0x1aa/0x240 [ 70.245557] sctp_backlog_rcv+0x153/0xb90 [ 70.249683] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.254071] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.258633] ? sctp_hash_key+0x5b0/0x5b0 [ 70.262673] ? __release_sock+0xd0/0x360 [ 70.266723] ? __release_sock+0xd0/0x360 [ 70.270766] ? __local_bh_enable_ip+0x160/0x260 [ 70.275414] __release_sock+0x10c/0x360 [ 70.279370] release_sock+0x4f/0x180 [ 70.283060] sctp_wait_for_connect+0x22c/0x4c0 [ 70.287622] ? refcount_inc_checked+0x30/0x30 [ 70.292102] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.296839] ? finish_wait+0x290/0x290 [ 70.300715] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.305104] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 70.309752] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.314489] ? sctp_clear_owner_w+0x100/0x100 [ 70.318975] ? lock_downgrade+0x860/0x860 [ 70.323106] ? kasan_check_read+0x11/0x20 [ 70.327237] sctp_sendmsg+0xd4f/0x17e0 [ 70.331222] ? rw_copy_check_uvector+0x66/0x340 [ 70.335879] ? sctp_id2assoc+0x250/0x250 [ 70.339932] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.345283] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.350025] inet_sendmsg+0x10d/0x450 [ 70.353808] ? security_socket_sendmsg+0x50/0x90 [ 70.358547] ? ipip_gro_receive+0xf0/0xf0 [ 70.362690] sock_sendmsg+0xb7/0xf0 [ 70.366303] ___sys_sendmsg+0x649/0x950 [ 70.370271] ? find_held_lock+0x36/0x1d0 [ 70.374381] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.379119] ? __fget+0x278/0x400 [ 70.382557] ? kasan_check_read+0x11/0x20 [ 70.386691] ? __fget+0x295/0x400 [ 70.390143] ? __f_unlock_pos+0xd/0x10 [ 70.390634] kasan: CONFIG_KASAN_INLINE enabled [ 70.394020] ? __fget_light+0x174/0x1e0 [ 70.394027] ? __fdget+0xe/0x10 [ 70.394034] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.394043] __sys_sendmsg+0xd9/0x180 [ 70.414433] ? __ia32_sys_shutdown+0x70/0x70 [ 70.415074] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 70.418821] ? __sb_end_write+0xa4/0xd0 [ 70.418830] ? kasan_check_write+0x14/0x20 [ 70.418834] ? fput+0x18/0x120 [ 70.418848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.435077] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 70.437524] __x64_sys_sendmsg+0x73/0xb0 [ 70.442864] CPU: 1 PID: 7268 Comm: syz-executor.1 Not tainted 4.19.91-syzkaller #0 [ 70.449071] do_syscall_64+0xd6/0x4e0 [ 70.453102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.460785] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.464561] RIP: 0010:flex_array_get+0x23/0x240 [ 70.473900] RIP: 0033:0x458da9 [ 70.479081] 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 [ 70.483725] 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 [ 70.486891] RSP: 0018:ffff88807dc0f5a0 EFLAGS: 00010286 [ 70.505774] RSP: 002b:00007f38f0864c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.524652] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011eb4946 [ 70.524656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.529998] RAX: ffffffffffffffda RBX: 00007f38f0864c90 RCX: 0000000000458da9 [ 70.537681] RBP: ffff88807dc0f5d0 R08: ffff88807dc0f908 R09: ffffed1015d64732 [ 70.544928] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.552262] R10: ffffed1015d64732 R11: 0000000000000000 R12: ffff88808a2fca80 [ 70.559509] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 70.566757] R13: ffff888075f02484 R14: ffff8880838b6d00 R15: 1ffff1101145fa39 [ 70.574000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f38f08656d4 [ 70.574003] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.581252] FS: 00007f3392869700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 70.596620] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 70.603006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.603009] CR2: 00000000024bb570 CR3: 00000000a8bbf000 CR4: 00000000001406e0 [ 70.603015] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.603017] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.603020] Call Trace: [ 70.603029] ? sctp_sched_dequeue_common+0xfa/0x310 [ 70.603036] sctp_sched_dequeue_done+0x1d8/0x300 [ 70.665793] __sctp_outq_teardown+0x660/0xc30 [ 70.670264] ? sock_def_wakeup+0xd7/0x1b0 [ 70.674388] sctp_outq_free+0x9/0x10 [ 70.678075] sctp_association_free+0x1d5/0x711 [ 70.682634] sctp_do_sm+0x91e/0x52d0 [ 70.686323] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.692354] ? mark_held_locks+0x130/0x130 [ 70.696563] ? mark_held_locks+0x130/0x130 [ 70.700770] ? check_noncircular+0x20/0x20 [ 70.704975] ? find_held_lock+0x36/0x1d0 [ 70.709011] ? mark_held_locks+0xc7/0x130 [ 70.713133] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 70.718210] ? skb_dequeue+0x11d/0x1b0 [ 70.722073] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.726636] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 70.731710] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 70.736786] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 70.741339] sctp_close+0x354/0x750 [ 70.744950] ? sctp_init_sock+0x1230/0x1230 [ 70.749255] ? lock_acquire+0x173/0x3d0 [ 70.753201] ? __sock_release+0x7d/0x2a0 [ 70.757239] inet_release+0xde/0x1c0 [ 70.760936] __sock_release+0xc7/0x2a0 [ 70.764806] sock_close+0x10/0x20 [ 70.768243] __fput+0x24c/0x7f0 [ 70.771506] ____fput+0x9/0x10 [ 70.774680] task_work_run+0x10e/0x190 [ 70.778540] get_signal+0x139f/0x1a00 [ 70.782316] do_signal+0x87/0x1960 [ 70.785830] ? task_work_add+0xbe/0xe0 [ 70.789692] ? setup_sigcontext+0x7d0/0x7d0 [ 70.793983] ? __sys_sendmsg+0x15e/0x180 [ 70.798017] ? __ia32_sys_shutdown+0x70/0x70 [ 70.802405] ? __sb_end_write+0xa4/0xd0 [ 70.806360] ? kasan_check_write+0x14/0x20 [ 70.810581] ? fput+0x18/0x120 [ 70.813749] ? exit_to_usermode_loop+0x3a/0x200 [ 70.818390] ? do_syscall_64+0x419/0x4e0 [ 70.822422] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.826976] ? exit_to_usermode_loop+0x3a/0x200 [ 70.832421] ? trace_hardirqs_on+0x28/0x190 [ 70.836726] exit_to_usermode_loop+0x114/0x200 [ 70.841281] do_syscall_64+0x419/0x4e0 [ 70.845143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.850306] RIP: 0033:0x458da9 [ 70.853474] 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 [ 70.872349] RSP: 002b:00007f3392868c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.880039] RAX: 000000000001fff8 RBX: 00007f3392868c90 RCX: 0000000000458da9 [ 70.887283] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.894526] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.901767] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33928696d4 [ 70.909022] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.916266] Modules linked in: [ 70.919478] general protection fault: 0000 [#2] PREEMPT SMP KASAN [ 70.922684] CPU: 1 PID: 7273 Comm: syz-executor.3 Tainted: G D 4.19.91-syzkaller #0 [ 70.925704] CPU: 0 PID: 7252 Comm: syz-executor.2 Tainted: G D 4.19.91-syzkaller #0 [ 70.934779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.943848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.953179] Call Trace: [ 70.962531] RIP: 0010:flex_array_get+0x23/0x240 [ 70.965089] dump_stack+0x123/0x177 [ 70.969727] 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 [ 70.973332] should_fail.cold.4+0x5/0x13 [ 70.994812] RSP: 0018:ffff88808bf775a0 EFLAGS: 00010286 [ 70.998849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.004194] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11012715996 [ 71.009274] ? debug_object_activate+0x32d/0x4e0 [ 71.016520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.021265] ? lock_downgrade+0x860/0x860 [ 71.028522] RBP: ffff88808bf775d0 R08: ffff88808bf77908 R09: ffffed1015d44732 [ 71.032659] __should_failslab+0xba/0xf0 [ 71.039904] R10: ffffed1015d44732 R11: 0000000000000000 R12: ffff88808bc72180 [ 71.043951] should_failslab+0x9/0x14 [ 71.051200] R13: ffff888075c82204 R14: ffff88807d560800 R15: 1ffff1101178e519 [ 71.054991] kmem_cache_alloc_node+0x56/0x730 [ 71.062247] FS: 00007f01b73f3700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 71.066729] ? mark_held_locks+0xc7/0x130 [ 71.074929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.079053] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.084908] CR2: 0000000000625208 CR3: 0000000091699000 CR4: 00000000001406f0 [ 71.089992] __alloc_skb+0xa7/0x580 [ 71.097238] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.100857] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.108112] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.112427] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.119668] Call Trace: [ 71.124750] ? add_timer+0x39c/0x930 [ 71.127314] ? sctp_sched_dequeue_common+0xfa/0x310 [ 71.131008] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 71.135998] sctp_sched_dequeue_done+0x1d8/0x300 [ 71.141346] _sctp_make_chunk+0x3f/0x260 [ 71.146085] __sctp_outq_teardown+0x660/0xc30 [ 71.150130] sctp_make_cookie_echo+0x85/0x160 [ 71.154596] ? sock_def_wakeup+0xd7/0x1b0 [ 71.159109] sctp_do_sm+0x2849/0x52d0 [ 71.163231] sctp_outq_free+0x9/0x10 [ 71.167005] ? __lock_acquire+0x792/0x4980 [ 71.170694] sctp_association_free+0x1d5/0x711 [ 71.174902] ? sctp_sendmsg+0xd4f/0x17e0 [ 71.179461] sctp_do_sm+0x91e/0x52d0 [ 71.183496] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.187200] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.193235] ? mark_held_locks+0x130/0x130 [ 71.199266] ? mark_held_locks+0x130/0x130 [ 71.203481] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.207693] ? mark_held_locks+0x130/0x130 [ 71.212769] ? quarantine_put+0x11b/0x1c0 [ 71.216980] ? check_noncircular+0x20/0x20 [ 71.221105] ? find_held_lock+0x36/0x1d0 [ 71.225311] ? find_held_lock+0x36/0x1d0 [ 71.229363] ? kvm_clock_read+0x18/0x30 [ 71.233396] ? mark_held_locks+0xc7/0x130 [ 71.237346] ? kvm_clock_get_cycles+0x9/0x10 [ 71.241468] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.245849] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.251042] ? skb_dequeue+0x11d/0x1b0 [ 71.255248] ? mark_held_locks+0x130/0x130 [ 71.259121] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.263341] sctp_inq_push+0x1aa/0x240 [ 71.267896] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.271760] sctp_backlog_rcv+0x153/0xb90 [ 71.276835] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.280954] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.286040] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 71.290426] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.294983] sctp_close+0x354/0x750 [ 71.299542] ? sctp_hash_key+0x5b0/0x5b0 [ 71.303145] ? sctp_init_sock+0x1230/0x1230 [ 71.307184] ? __release_sock+0xd0/0x360 [ 71.311491] ? lock_acquire+0x173/0x3d0 [ 71.315526] ? __release_sock+0xd0/0x360 [ 71.319478] ? __sock_release+0x7d/0x2a0 [ 71.323578] ? __local_bh_enable_ip+0x160/0x260 [ 71.327628] inet_release+0xde/0x1c0 [ 71.332275] __release_sock+0x10c/0x360 [ 71.335966] __sock_release+0xc7/0x2a0 [ 71.339918] release_sock+0x4f/0x180 [ 71.343782] sock_close+0x10/0x20 [ 71.347469] sctp_wait_for_connect+0x22c/0x4c0 [ 71.350900] __fput+0x24c/0x7f0 [ 71.355454] ? refcount_inc_checked+0x30/0x30 [ 71.358707] ____fput+0x9/0x10 [ 71.363178] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.366343] task_work_run+0x10e/0x190 [ 71.371076] ? finish_wait+0x290/0x290 [ 71.374940] get_signal+0x139f/0x1a00 [ 71.378802] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.382579] do_signal+0x87/0x1960 [ 71.386957] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 71.390476] ? task_work_add+0xbe/0xe0 [ 71.395118] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.398981] ? setup_sigcontext+0x7d0/0x7d0 [ 71.403712] ? sctp_clear_owner_w+0x100/0x100 [ 71.408007] ? __sys_sendmsg+0x15e/0x180 [ 71.412475] ? lock_downgrade+0x860/0x860 [ 71.416508] ? __ia32_sys_shutdown+0x70/0x70 [ 71.420642] ? kasan_check_read+0x11/0x20 [ 71.425035] ? __sb_end_write+0xa4/0xd0 [ 71.429162] sctp_sendmsg+0xd4f/0x17e0 [ 71.433124] ? kasan_check_write+0x14/0x20 [ 71.436995] ? rw_copy_check_uvector+0x66/0x340 [ 71.441204] ? fput+0x18/0x120 [ 71.445846] ? sctp_id2assoc+0x250/0x250 [ 71.449019] ? exit_to_usermode_loop+0x3a/0x200 [ 71.453067] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.457721] ? do_syscall_64+0x419/0x4e0 [ 71.463094] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.467127] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.471863] inet_sendmsg+0x10d/0x450 [ 71.476417] ? exit_to_usermode_loop+0x3a/0x200 [ 71.480194] ? security_socket_sendmsg+0x50/0x90 [ 71.484837] ? trace_hardirqs_on+0x28/0x190 [ 71.489578] ? ipip_gro_receive+0xf0/0xf0 [ 71.493883] exit_to_usermode_loop+0x114/0x200 [ 71.498005] sock_sendmsg+0xb7/0xf0 [ 71.502565] do_syscall_64+0x419/0x4e0 [ 71.506167] ___sys_sendmsg+0x649/0x950 [ 71.510030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.513989] ? find_held_lock+0x36/0x1d0 [ 71.519155] RIP: 0033:0x458da9 [ 71.523191] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.526357] 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 [ 71.531100] ? __fget+0x278/0x400 [ 71.549994] RSP: 002b:00007f01b73f2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.553444] ? kasan_check_read+0x11/0x20 [ 71.561119] RAX: 000000000001fff8 RBX: 00007f01b73f2c90 RCX: 0000000000458da9 [ 71.565359] ? __fget+0x295/0x400 [ 71.572615] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.576070] ? __f_unlock_pos+0xd/0x10 [ 71.583313] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.587178] ? __fget_light+0x174/0x1e0 [ 71.594424] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01b73f36d4 [ 71.598375] ? __fdget+0xe/0x10 [ 71.605626] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.609322] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.616572] Modules linked in: [ 71.621391] __sys_sendmsg+0xd9/0x180 [ 71.628349] ? __ia32_sys_shutdown+0x70/0x70 [ 71.632747] ? __sb_end_write+0xa4/0xd0 [ 71.636705] ? kasan_check_write+0x14/0x20 [ 71.640919] ? fput+0x18/0x120 [ 71.644093] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.649441] __x64_sys_sendmsg+0x73/0xb0 [ 71.653509] do_syscall_64+0xd6/0x4e0 [ 71.657291] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.662460] RIP: 0033:0x458da9 [ 71.665641] 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 [ 71.684532] RSP: 002b:00007f29e08c9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.692236] RAX: ffffffffffffffda RBX: 00007f29e08c9c90 RCX: 0000000000458da9 [ 71.699489] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.706739] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.713988] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29e08ca6d4 [ 71.721250] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.728527] CPU: 0 PID: 7265 Comm: syz-executor.4 Tainted: G D 4.19.91-syzkaller #0 [ 71.737628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.738683] ---[ end trace 36dc3cc8ae13582f ]--- [ 71.746968] Call Trace: [ 71.746979] dump_stack+0x123/0x177 [ 71.746986] should_fail.cold.4+0x5/0x13 [ 71.746991] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.746997] ? debug_object_activate+0x32d/0x4e0 [ 71.751742] RIP: 0010:flex_array_get+0x23/0x240 [ 71.754300] ? lock_downgrade+0x860/0x860 [ 71.758156] 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 [ 71.761940] __should_failslab+0xba/0xf0 [ 71.767197] RSP: 0018:ffff88807dc0f5a0 EFLAGS: 00010286 [ 71.771776] should_failslab+0x9/0x14 [ 71.776640] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011eb4946 [ 71.780655] kmem_cache_alloc_node+0x56/0x730 [ 71.780661] ? mark_held_locks+0xc7/0x130 [ 71.780669] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.801248] FAULT_INJECTION: forcing a failure. [ 71.801248] name failslab, interval 1, probability 0, space 0, times 0 [ 71.803592] __alloc_skb+0xa7/0x580 [ 71.835033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.844810] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.855031] RBP: ffff88807dc0f5d0 R08: ffff88807dc0f908 R09: ffffed1015d64732 [ 71.855669] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.865120] R10: ffffed1015d64732 R11: 0000000000000000 R12: ffff88808a2fca80 [ 71.867213] ? add_timer+0x39c/0x930 [ 71.867219] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 71.867225] _sctp_make_chunk+0x3f/0x260 [ 71.872304] R13: ffff888075f02484 R14: ffff8880838b6d00 R15: 1ffff1101145fa39 [ 71.879566] sctp_make_cookie_echo+0x85/0x160 [ 71.879573] sctp_do_sm+0x2849/0x52d0 [ 71.879579] ? __lock_acquire+0x792/0x4980 [ 71.879584] ? sctp_sendmsg+0xd4f/0x17e0 [ 71.899810] FS: 00007f3392869700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 71.899895] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.904359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.908141] ? mark_held_locks+0x130/0x130 [ 71.908147] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.908152] ? quarantine_put+0x11b/0x1c0 [ 71.908159] ? find_held_lock+0x36/0x1d0 [ 71.921318] CR2: 0000000020000040 CR3: 00000000a8bbf000 CR4: 00000000001406e0 [ 71.924610] ? kvm_clock_read+0x18/0x30 [ 71.941444] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.945787] ? kvm_clock_get_cycles+0x9/0x10 [ 71.945794] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.945799] ? mark_held_locks+0x130/0x130 [ 71.945806] sctp_inq_push+0x1aa/0x240 [ 71.955037] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.961657] sctp_backlog_rcv+0x153/0xb90 [ 71.975034] Kernel panic - not syncing: Fatal exception [ 71.977253] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.010633] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.015192] ? sctp_hash_key+0x5b0/0x5b0 [ 72.019231] ? __release_sock+0xd0/0x360 [ 72.023267] ? __release_sock+0xd0/0x360 [ 72.027307] ? __local_bh_enable_ip+0x160/0x260 [ 72.031953] __release_sock+0x10c/0x360 [ 72.035907] release_sock+0x4f/0x180 [ 72.039600] sctp_wait_for_connect+0x22c/0x4c0 [ 72.044164] ? refcount_inc_checked+0x30/0x30 [ 72.048635] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.053370] ? finish_wait+0x290/0x290 [ 72.057233] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.061621] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 72.066272] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.071042] ? sctp_clear_owner_w+0x100/0x100 [ 72.075524] ? lock_downgrade+0x860/0x860 [ 72.079667] ? kasan_check_read+0x11/0x20 [ 72.083805] sctp_sendmsg+0xd4f/0x17e0 [ 72.087680] ? rw_copy_check_uvector+0x66/0x340 [ 72.092337] ? sctp_id2assoc+0x250/0x250 [ 72.096384] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.101732] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.106474] inet_sendmsg+0x10d/0x450 [ 72.110255] ? security_socket_sendmsg+0x50/0x90 [ 72.114991] ? ipip_gro_receive+0xf0/0xf0 [ 72.119118] sock_sendmsg+0xb7/0xf0 [ 72.122728] ___sys_sendmsg+0x649/0x950 [ 72.126684] ? find_held_lock+0x36/0x1d0 [ 72.130726] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.135462] ? __fget+0x278/0x400 [ 72.138899] ? kasan_check_read+0x11/0x20 [ 72.143027] ? __fget+0x295/0x400 [ 72.146465] ? __f_unlock_pos+0xd/0x10 [ 72.150334] ? __fget_light+0x174/0x1e0 [ 72.154292] ? __fdget+0xe/0x10 [ 72.157551] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.162375] __sys_sendmsg+0xd9/0x180 [ 72.166158] ? __ia32_sys_shutdown+0x70/0x70 [ 72.170547] ? __sb_end_write+0xa4/0xd0 [ 72.174502] ? kasan_check_write+0x14/0x20 [ 72.178716] ? fput+0x18/0x120 [ 72.181894] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.187237] __x64_sys_sendmsg+0x73/0xb0 [ 72.191281] do_syscall_64+0xd6/0x4e0 [ 72.195065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.200252] RIP: 0033:0x458da9 [ 72.203432] 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 [ 72.222321] RSP: 002b:00007f511ca67c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.230012] RAX: ffffffffffffffda RBX: 00007f511ca67c90 RCX: 0000000000458da9 [ 72.237264] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.244514] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.251761] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f511ca686d4 [ 72.259012] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.267674] Kernel Offset: disabled [ 72.271331] Rebooting in 86400 seconds..