syzkaller login: [ 33.990325] kauditd_printk_skb: 9 callbacks suppressed [ 33.990331] audit: type=1400 audit(1584764444.787:35): avc: denied { map } for pid=7119 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 40.436564] audit: type=1400 audit(1584764451.237:36): avc: denied { map } for pid=7130 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 41.146650] IPVS: ftp: loaded support on port[0] = 21 [ 41.568670] can: request_module (can-proto-0) failed. [ 42.537165] can: request_module (can-proto-0) failed. [ 42.545737] can: request_module (can-proto-0) failed. [ 42.712698] audit: type=1400 audit(1584764453.517:37): avc: denied { create } for pid=7130 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 [ 42.736518] audit: type=1400 audit(1584764453.517:38): avc: denied { create } for pid=7130 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 [ 42.760280] audit: type=1400 audit(1584764453.517:39): avc: denied { create } for pid=7130 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. 2020/03/21 04:21:00 parsed 1 programs 2020/03/21 04:21:00 executed programs: 0 [ 49.990087] IPVS: ftp: loaded support on port[0] = 21 [ 50.064022] IPVS: ftp: loaded support on port[0] = 21 [ 50.095989] IPVS: ftp: loaded support on port[0] = 21 [ 50.095991] IPVS: ftp: loaded support on port[0] = 21 [ 50.106622] IPVS: ftp: loaded support on port[0] = 21 [ 50.143702] IPVS: ftp: loaded support on port[0] = 21 [ 50.177241] chnl_net:caif_netlink_parms(): no params data found [ 50.248504] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.255239] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.262293] device bridge_slave_0 entered promiscuous mode [ 50.276371] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.283143] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.289912] device bridge_slave_1 entered promiscuous mode [ 50.324430] chnl_net:caif_netlink_parms(): no params data found [ 50.364703] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.386768] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.394073] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.401373] device bridge_slave_0 entered promiscuous mode [ 50.408779] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.441929] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.448289] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.455496] device bridge_slave_1 entered promiscuous mode [ 50.483732] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.491251] team0: Port device team_slave_0 added [ 50.500598] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.508011] team0: Port device team_slave_1 added [ 50.525817] chnl_net:caif_netlink_parms(): no params data found [ 50.539757] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.547742] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.557411] chnl_net:caif_netlink_parms(): no params data found [ 50.573044] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.581509] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.613168] chnl_net:caif_netlink_parms(): no params data found [ 50.624471] chnl_net:caif_netlink_parms(): no params data found [ 50.702978] device hsr_slave_0 entered promiscuous mode [ 50.740838] device hsr_slave_1 entered promiscuous mode [ 50.791343] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.807096] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.814815] team0: Port device team_slave_0 added [ 50.824085] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.831602] team0: Port device team_slave_1 added [ 50.839533] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.847173] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.854392] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.861242] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.868210] device bridge_slave_0 entered promiscuous mode [ 50.881942] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.888314] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.895347] device bridge_slave_0 entered promiscuous mode [ 50.905612] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.917821] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.924415] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.931734] device bridge_slave_1 entered promiscuous mode [ 50.941299] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.947658] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.956846] device bridge_slave_1 entered promiscuous mode [ 51.022845] device hsr_slave_0 entered promiscuous mode [ 51.060662] device hsr_slave_1 entered promiscuous mode [ 51.125483] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.135848] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.148548] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.158980] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.171331] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.177721] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.184810] device bridge_slave_0 entered promiscuous mode [ 51.192535] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.198886] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.206168] device bridge_slave_1 entered promiscuous mode [ 51.216775] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.223435] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.230785] device bridge_slave_0 entered promiscuous mode [ 51.241253] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.270820] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.278596] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.285393] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.292614] device bridge_slave_1 entered promiscuous mode [ 51.303581] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.311208] team0: Port device team_slave_0 added [ 51.320519] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.333433] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.343475] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.350831] team0: Port device team_slave_1 added [ 51.356724] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.380234] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.388767] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.397904] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.407357] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.415249] team0: Port device team_slave_0 added [ 51.421346] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.429128] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.436372] team0: Port device team_slave_1 added [ 51.441835] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.449013] team0: Port device team_slave_0 added [ 51.457748] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.465265] team0: Port device team_slave_1 added [ 51.470811] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.478050] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.489852] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.500284] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.527960] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.535416] team0: Port device team_slave_0 added [ 51.540746] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.547858] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.556620] team0: Port device team_slave_1 added [ 51.612391] device hsr_slave_0 entered promiscuous mode [ 51.650819] device hsr_slave_1 entered promiscuous mode [ 51.701242] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.712661] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.772078] device hsr_slave_0 entered promiscuous mode [ 51.820836] device hsr_slave_1 entered promiscuous mode [ 51.861429] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.913099] device hsr_slave_0 entered promiscuous mode [ 51.950735] device hsr_slave_1 entered promiscuous mode [ 51.991346] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.999503] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.010623] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.021904] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.038124] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.054342] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.101879] device hsr_slave_0 entered promiscuous mode [ 52.140685] device hsr_slave_1 entered promiscuous mode [ 52.181171] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.189171] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.204198] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.217940] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.228621] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.253183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.272534] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.282536] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.289320] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.297861] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.315781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.323672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.333433] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.339511] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.359133] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.376699] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.389039] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.396548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.404094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.417759] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.427614] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.434039] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.443620] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.452911] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.462656] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.469622] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.483008] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.492280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.499305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.508269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.516286] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.522806] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.529900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.537853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.545019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.553060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.560967] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.567325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.574391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.582303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.589796] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.596180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.603243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.610254] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.617430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.627952] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.640226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.647957] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.654349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.666629] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.674435] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.680837] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.687623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.695754] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.703412] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.709733] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.719127] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.728945] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.736850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.746383] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.756125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.764443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.772952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.780856] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.787204] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.796622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.806261] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.818079] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.826423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.838214] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.844674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.853265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.860977] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.869338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.878066] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.885570] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.894728] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.901014] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.908854] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.917923] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.925508] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.932768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.940089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.947364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.955174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.964087] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.973330] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.982394] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.990354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.999600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.007722] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.015480] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.023261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.030852] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.037193] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.044131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.052096] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.059846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.067446] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.076154] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.084157] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.094471] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.103038] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.111016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.118617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.126017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.133256] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.140031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.148012] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.155724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.163247] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.171516] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.180487] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.186566] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.194848] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.201577] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.208248] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.217376] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.227818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.235195] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.242494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.250345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.258033] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.264435] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.271710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.279316] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.287034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.294761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.303871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.313282] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.321074] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.328803] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.338926] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.345316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.354421] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.366391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.376300] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.384312] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.393477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.403106] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.413479] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.420815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.429602] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.437294] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.443698] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.451247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.458702] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.466221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.473774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.481313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.488805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.496438] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.504257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.512091] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.519778] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.526244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.534403] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.543218] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.553629] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.559732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.568302] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.576888] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.585926] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.593236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.601260] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.608798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.618968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.629528] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.639507] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.650228] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.657762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.668113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.676378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.684254] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.692069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.699761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.707402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.715111] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.723078] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.731875] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.739201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.747822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.757802] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.767342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.776083] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.784155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.791850] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.798173] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.805002] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.812620] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.819946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.827615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.835001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.843017] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.852387] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.869660] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 53.885173] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 53.893275] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.899304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.907684] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.916257] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.924566] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.941488] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.948119] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.955891] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.968612] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.975616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.984134] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.990968] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.997640] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.004825] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.011694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.019309] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.027072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.034689] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.047244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.055243] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.065284] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 54.075558] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.082788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.090961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.098556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.106136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.114077] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.125473] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.133453] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.142418] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.150705] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 54.159825] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.160599] audit: type=1400 audit(1584764464.957:40): avc: denied { associate } for pid=7234 comm="syz-executor.3" name="syz3" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 54.166714] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.201608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.211375] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.219253] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.231056] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.243405] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.251511] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.268978] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 54.286434] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.306745] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.315296] FAULT_INJECTION: forcing a failure. [ 54.315296] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 54.328105] CPU: 1 PID: 7250 Comm: syz-executor.3 Not tainted 4.19.112-syzkaller #0 [ 54.335941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.337426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.345289] Call Trace: [ 54.345305] dump_stack+0x123/0x177 [ 54.345316] should_fail.cold.4+0x5/0x13 [ 54.345323] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.345332] ? __might_sleep+0x95/0x190 [ 54.345339] __alloc_pages_nodemask+0x1d5/0x710 [ 54.345346] ? kasan_check_read+0x11/0x20 [ 54.345352] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 54.345362] ? __kernel_text_address+0xd/0x40 [ 54.353687] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.354007] ? unwind_get_return_address+0x61/0xa0 [ 54.359747] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.361701] alloc_pages_current+0xd6/0x1b0 [ 54.361711] depot_save_stack+0x3ea/0x466 [ 54.361719] save_stack+0xa9/0xd0 [ 54.361725] ? save_stack+0x43/0xd0 [ 54.361729] ? kasan_kmalloc+0xc7/0xe0 [ 54.361733] ? kasan_slab_alloc+0x12/0x20 [ 54.361737] ? kmem_cache_alloc+0x11b/0x730 [ 54.361741] ? getname_kernel+0x4e/0x330 [ 54.361745] ? kern_path+0x11/0x40 [ 54.361752] ? lookup_bdev.part.35+0x65/0x150 [ 54.370346] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 54.370821] ? blkdev_get_by_path+0x58/0xb0 [ 54.370829] ? btrfs_scan_one_device+0xce/0xec0 [ 54.370835] ? btrfs_mount_root+0x436/0x16f0 [ 54.370840] ? mount_fs+0x7f/0x2a2 [ 54.370846] ? vfs_kern_mount.part.34+0x58/0x3d0 [ 54.370850] ? vfs_kern_mount+0xe/0x20 [ 54.370854] ? btrfs_mount+0x21a/0x12f5 [ 54.370857] ? mount_fs+0x7f/0x2a2 [ 54.370861] ? vfs_kern_mount.part.34+0x58/0x3d0 [ 54.370864] ? do_mount+0x36e/0x2410 [ 54.370867] ? ksys_mount+0xba/0xe0 [ 54.370871] ? __x64_sys_mount+0xb9/0x150 [ 54.370877] ? do_syscall_64+0xd0/0x4e0 [ 54.370884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.370898] ? find_held_lock+0x36/0x1d0 [ 54.370910] ? cache_grow_end+0xa8/0x190 [ 54.377424] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.379956] ? mark_held_locks+0xc7/0x130 [ 54.386928] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.389447] ? kasan_unpoison_shadow+0x35/0x50 [ 54.403087] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 54.407668] kasan_kmalloc+0xc7/0xe0 [ 54.407678] kasan_slab_alloc+0x12/0x20 [ 54.407683] kmem_cache_alloc+0x11b/0x730 [ 54.407688] ? save_stack+0x43/0xd0 [ 54.413456] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.416151] ? __kasan_slab_free+0x102/0x150 [ 54.416157] ? kasan_slab_free+0xe/0x10 [ 54.416165] ? btrfs_mount_root+0x424/0x16f0 [ 54.416173] getname_kernel+0x4e/0x330 [ 54.424297] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.427103] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.603804] kern_path+0x11/0x40 [ 54.607188] lookup_bdev.part.35+0x65/0x150 [ 54.611521] ? bd_acquire+0x290/0x290 [ 54.615332] ? __lock_is_held+0xb5/0x140 [ 54.619383] blkdev_get_by_path+0x58/0xb0 [ 54.623524] btrfs_scan_one_device+0xce/0xec0 [ 54.628016] ? mark_held_locks+0xc7/0x130 [ 54.632164] ? kfree+0x107/0x220 [ 54.635527] ? btrfs_mount_root+0x424/0x16f0 [ 54.639946] ? device_list_add+0xc40/0xc40 [ 54.644180] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 54.650145] ? btrfs_mount_root+0x424/0x16f0 [ 54.654543] btrfs_mount_root+0x436/0x16f0 [ 54.658759] ? btrfs_decode_error+0x50/0x50 [ 54.663058] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.668343] ? pcpu_alloc+0xb9c/0xdf0 [ 54.672132] ? pcpu_balance_workfn+0x1010/0x1010 [ 54.676870] ? __lockdep_init_map+0x105/0x590 [ 54.681347] ? __lockdep_init_map+0x105/0x590 [ 54.685838] mount_fs+0x7f/0x2a2 [ 54.689258] vfs_kern_mount.part.34+0x58/0x3d0 [ 54.693837] vfs_kern_mount+0xe/0x20 [ 54.697565] btrfs_mount+0x21a/0x12f5 [ 54.701352] ? lock_downgrade+0x860/0x860 [ 54.705489] ? find_held_lock+0x36/0x1d0 [ 54.709544] ? kasan_check_write+0x14/0x20 [ 54.713963] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.718795] ? btrfs_remount+0x1000/0x1000 [ 54.723022] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.728018] ? pcpu_alloc+0xb9c/0xdf0 [ 54.731827] ? pcpu_balance_workfn+0x1010/0x1010 [ 54.736599] ? __lockdep_init_map+0x105/0x590 [ 54.741077] mount_fs+0x7f/0x2a2 [ 54.744424] ? __init_waitqueue_head+0x36/0x90 [ 54.749002] ? mount_fs+0x7f/0x2a2 [ 54.752535] vfs_kern_mount.part.34+0x58/0x3d0 [ 54.757103] do_mount+0x36e/0x2410 [ 54.760719] ? copy_mount_string+0x20/0x20 [ 54.764945] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.769952] ? kmem_cache_alloc_trace+0x350/0x740 [ 54.774899] ? kasan_check_write+0x14/0x20 [ 54.779126] ? copy_mount_options+0x55/0x270 [ 54.783559] ksys_mount+0xba/0xe0 [ 54.787004] __x64_sys_mount+0xb9/0x150 [ 54.790963] do_syscall_64+0xd0/0x4e0 [ 54.794779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.799955] RIP: 0033:0x45d29a [ 54.803131] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 54.822022] RSP: 002b:00007f6e05ff4a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 54.829709] RAX: ffffffffffffffda RBX: 00007f6e05ff4c90 RCX: 000000000045d29a [ 54.836972] RDX: 00007f6e05ff4ae0 RSI: 00000000200001c0 RDI: 00007f6e05ff4b00 [ 54.844229] RBP: 000000000075bf20 R08: 00007f6e05ff4b40 R09: 00007f6e05ff4ae0 [ 54.851603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6e05ff56d4 [ 54.858862] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 54.882168] BTRFS: device fsid fff6f2a2-2997-48ae-b81e-1b00b10efd9a devid 0 transid 0 /dev/loop3 [ 54.882490] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 2020/03/21 04:21:05 executed programs: 6 [ 54.911287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.918825] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.929804] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.966419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.977877] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.988711] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.997016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.003955] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.023792] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.038924] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.054860] FAULT_INJECTION: forcing a failure. [ 55.054860] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 55.066944] CPU: 0 PID: 7254 Comm: syz-executor.4 Not tainted 4.19.112-syzkaller #0 [ 55.074738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.084089] Call Trace: [ 55.086665] dump_stack+0x123/0x177 [ 55.090287] should_fail.cold.4+0x5/0x13 [ 55.094358] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.099490] ? get_mem_cgroup_from_mm+0x19f/0x550 [ 55.104347] __alloc_pages_nodemask+0x1d5/0x710 [ 55.109041] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 55.114075] ? lock_downgrade+0x860/0x860 [ 55.118230] cache_grow_begin+0x91/0x8d0 [ 55.122290] ? kmem_cache_alloc+0x9c/0x730 [ 55.126521] kmem_cache_alloc+0x663/0x730 [ 55.130688] radix_tree_node_alloc.constprop.19+0x182/0x330 [ 55.136380] __radix_tree_create+0x29a/0x4b0 [ 55.140773] page_cache_tree_insert+0xbc/0x390 [ 55.145429] ? file_check_and_advance_wb_err+0x2b0/0x2b0 [ 55.150874] ? lock_acquire+0x173/0x3d0 [ 55.154826] ? kasan_check_write+0x14/0x20 [ 55.159036] ? do_raw_spin_lock+0xd0/0x240 [ 55.163250] __add_to_page_cache_locked+0x355/0xa20 [ 55.168244] ? filemap_map_pages+0xdf0/0xdf0 [ 55.172641] add_to_page_cache_lru+0x121/0x590 [ 55.177199] ? alloc_pages_current+0xd6/0x1b0 [ 55.181930] ? add_to_page_cache_locked+0x10/0x10 [ 55.186748] ? __page_cache_alloc+0x1f0/0x390 [ 55.191235] pagecache_get_page+0x1bd/0x780 [ 55.195535] __getblk_gfp+0x1f3/0x790 [ 55.199318] __bread_gfp+0xa/0x220 [ 55.202941] btrfs_read_dev_one_super+0x90/0x260 [ 55.207687] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 55.212683] ? btrfs_read_dev_one_super+0x260/0x260 [ 55.217676] ? lru_add_drain_all+0x340/0x480 [ 55.222064] btrfs_read_dev_super+0x9/0x10 [ 55.226279] btrfs_get_bdev_and_sb+0xad/0x290 [ 55.230767] open_fs_devices+0x16f/0xcf0 [ 55.234832] ? find_fsid+0x90/0x90 [ 55.238374] ? __lock_is_held+0xb5/0x140 [ 55.242418] ? btrfs_mount_root+0x424/0x16f0 [ 55.246842] btrfs_open_devices+0x101/0x120 [ 55.251152] btrfs_mount_root+0x4a6/0x16f0 [ 55.255394] ? btrfs_decode_error+0x50/0x50 [ 55.259717] ? rcu_read_lock_sched_held+0x108/0x120 [ 55.264714] ? pcpu_alloc+0xb9c/0xdf0 [ 55.268500] ? pcpu_balance_workfn+0x1010/0x1010 [ 55.273245] ? __lockdep_init_map+0x105/0x590 [ 55.277719] ? __lockdep_init_map+0x105/0x590 [ 55.282193] mount_fs+0x7f/0x2a2 [ 55.285540] vfs_kern_mount.part.34+0x58/0x3d0 [ 55.290122] vfs_kern_mount+0xe/0x20 [ 55.294003] btrfs_mount+0x21a/0x12f5 [ 55.297783] ? lock_downgrade+0x860/0x860 [ 55.302010] ? find_held_lock+0x36/0x1d0 [ 55.306073] ? kasan_check_write+0x14/0x20 [ 55.310286] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.315107] ? btrfs_remount+0x1000/0x1000 [ 55.319325] ? rcu_read_lock_sched_held+0x108/0x120 [ 55.324328] ? pcpu_alloc+0xb9c/0xdf0 [ 55.328119] ? pcpu_balance_workfn+0x1010/0x1010 [ 55.332852] ? __lockdep_init_map+0x105/0x590 [ 55.337329] mount_fs+0x7f/0x2a2 [ 55.340761] ? __init_waitqueue_head+0x36/0x90 [ 55.345319] ? mount_fs+0x7f/0x2a2 [ 55.348849] vfs_kern_mount.part.34+0x58/0x3d0 [ 55.353419] do_mount+0x36e/0x2410 [ 55.356941] ? copy_mount_string+0x20/0x20 [ 55.361154] ? rcu_read_lock_sched_held+0x108/0x120 [ 55.366147] ? kmem_cache_alloc_trace+0x350/0x740 [ 55.370975] ? kasan_check_write+0x14/0x20 [ 55.375198] ? copy_mount_options+0x55/0x270 [ 55.379584] ksys_mount+0xba/0xe0 [ 55.383102] __x64_sys_mount+0xb9/0x150 [ 55.387061] do_syscall_64+0xd0/0x4e0 [ 55.390842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.396009] RIP: 0033:0x45d29a [ 55.399181] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 55.418162] RSP: 002b:00007f1ed0dc1a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 55.425848] RAX: ffffffffffffffda RBX: 00007f1ed0dc1c90 RCX: 000000000045d29a [ 55.434322] RDX: 00007f1ed0dc1ae0 RSI: 00000000200001c0 RDI: 00007f1ed0dc1b00 [ 55.441582] RBP: 000000000075bf20 R08: 00007f1ed0dc1b40 R09: 00007f1ed0dc1ae0 [ 55.448943] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ed0dc26d4 [ 55.456191] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 55.517210] BTRFS warning (device ): duplicate device fsid:devid for fff6f2a2-2997-48ae-b81e-1b00b10efd9a:0 old:/dev/loop4 new:/dev/loop2 [ 55.557868] BTRFS warning (device ): duplicate device fsid:devid for fff6f2a2-2997-48ae-b81e-1b00b10efd9a:0 old:/dev/loop4 new:/dev/loop3 [ 55.605108] FAULT_INJECTION: forcing a failure. [ 55.605108] name failslab, interval 1, probability 0, space 0, times 1 [ 55.616721] CPU: 0 PID: 7260 Comm: syz-executor.2 Not tainted 4.19.112-syzkaller #0 [ 55.624523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.633997] Call Trace: [ 55.636588] dump_stack+0x123/0x177 [ 55.640214] should_fail.cold.4+0x5/0x13 [ 55.644295] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.649469] ? lock_downgrade+0x860/0x860 [ 55.653638] __should_failslab+0xba/0xf0 [ 55.657734] should_failslab+0x9/0x14 [ 55.661519] __kmalloc+0x2dd/0x770 [ 55.665062] ? kobject_uevent_env+0x1c4/0xec0 [ 55.669555] ? rcu_read_lock_sched_held+0x108/0x120 [ 55.674631] ? kobject_get_path+0x9d/0x170 [ 55.678856] ? kmem_cache_alloc_trace+0x350/0x740 [ 55.683698] kobject_get_path+0x9d/0x170 [ 55.687753] kobject_uevent_env+0x1de/0xec0 [ 55.692073] kobject_uevent+0xb/0x10 [ 55.695791] __loop_clr_fd+0x4b0/0xc80 [ 55.699668] lo_ioctl+0x2ba/0x1e80 [ 55.703206] ? __lock_acquire+0x792/0x4980 [ 55.707439] blkdev_ioctl+0x7ae/0x16e0 [ 55.711317] ? blkpg_ioctl+0x8f0/0x8f0 [ 55.715203] ? mark_held_locks+0x130/0x130 [ 55.719448] ? save_stack+0xa9/0xd0 [ 55.723071] ? save_stack+0x43/0xd0 [ 55.726690] ? __kasan_slab_free+0x102/0x150 [ 55.731092] ? kasan_slab_free+0xe/0x10 [ 55.735053] ? kfree+0xcf/0x220 [ 55.738318] block_ioctl+0xd7/0x130 [ 55.741934] do_vfs_ioctl+0x196/0x10c0 [ 55.745822] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.750221] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.754975] ? ftrace_dump+0x411/0x450 [ 55.758930] ? ksys_dup3+0x2e0/0x2e0 [ 55.762628] ? ksys_mount+0x62/0xe0 [ 55.766264] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.770842] ? kfree+0x107/0x220 [ 55.774211] ? security_file_ioctl+0x4a/0x90 [ 55.778621] ? __fget_light+0x174/0x1e0 [ 55.782586] ksys_ioctl+0x62/0x90 [ 55.786029] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.790597] __x64_sys_ioctl+0x6e/0xb0 [ 55.794465] do_syscall_64+0xd0/0x4e0 [ 55.798250] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.803420] RIP: 0033:0x45a6b7 [ 55.806589] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.825559] RSP: 002b:00007fcec8adba68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.833252] RAX: ffffffffffffffda RBX: 00007fcec8adbc90 RCX: 000000000045a6b7 [ 55.840524] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 55.847999] RBP: 000000000075bf20 R08: 00007fcec8adbb40 R09: 00007fcec8adbae0 [ 55.855376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec8adc6d4 [ 55.862631] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 55.877695] FAULT_INJECTION: forcing a failure. [ 55.877695] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 55.889522] CPU: 1 PID: 7272 Comm: syz-executor.0 Not tainted 4.19.112-syzkaller #0 [ 55.897316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.906776] Call Trace: [ 55.909458] dump_stack+0x123/0x177 [ 55.913085] should_fail.cold.4+0x5/0x13 [ 55.917127] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.922218] ? is_bpf_text_address+0x60/0xe0 [ 55.926609] ? lock_downgrade+0x860/0x860 [ 55.930743] __alloc_pages_nodemask+0x1d5/0x710 [ 55.935391] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 55.940399] cache_grow_begin+0x91/0x8d0 [ 55.944452] ? kmem_cache_alloc+0x9c/0x730 [ 55.948667] kmem_cache_alloc+0x663/0x730 [ 55.952793] ? save_stack+0x43/0xd0 [ 55.956411] ? __kasan_slab_free+0x102/0x150 [ 55.960797] ? kasan_slab_free+0xe/0x10 [ 55.964750] ? btrfs_mount_root+0x424/0x16f0 [ 55.969154] getname_kernel+0x4e/0x330 [ 55.973090] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.978510] kern_path+0x11/0x40 [ 55.981871] lookup_bdev.part.35+0x65/0x150 [ 55.986191] ? bd_acquire+0x290/0x290 [ 55.989971] ? __lock_is_held+0xb5/0x140 [ 55.994014] blkdev_get_by_path+0x58/0xb0 [ 55.998145] btrfs_scan_one_device+0xce/0xec0 [ 56.002618] ? mark_held_locks+0xc7/0x130 [ 56.006745] ? kfree+0x107/0x220 [ 56.010093] ? btrfs_mount_root+0x424/0x16f0 [ 56.014494] ? device_list_add+0xc40/0xc40 [ 56.018718] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 56.024685] ? btrfs_mount_root+0x424/0x16f0 [ 56.029091] btrfs_mount_root+0x436/0x16f0 [ 56.033325] ? btrfs_decode_error+0x50/0x50 [ 56.037624] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.042635] ? pcpu_alloc+0xb9c/0xdf0 [ 56.046421] ? pcpu_balance_workfn+0x1010/0x1010 [ 56.051165] ? __lockdep_init_map+0x105/0x590 [ 56.055644] ? __lockdep_init_map+0x105/0x590 [ 56.060138] mount_fs+0x7f/0x2a2 [ 56.063520] vfs_kern_mount.part.34+0x58/0x3d0 [ 56.068096] vfs_kern_mount+0xe/0x20 [ 56.071801] btrfs_mount+0x21a/0x12f5 [ 56.075588] ? lock_downgrade+0x860/0x860 [ 56.079717] ? find_held_lock+0x36/0x1d0 [ 56.083786] ? kasan_check_write+0x14/0x20 [ 56.088004] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.092835] ? btrfs_remount+0x1000/0x1000 [ 56.097055] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.102066] ? pcpu_alloc+0xb9c/0xdf0 [ 56.105912] ? pcpu_balance_workfn+0x1010/0x1010 [ 56.110764] ? __lockdep_init_map+0x105/0x590 [ 56.115253] mount_fs+0x7f/0x2a2 [ 56.118822] ? __init_waitqueue_head+0x36/0x90 [ 56.123386] ? mount_fs+0x7f/0x2a2 [ 56.126942] vfs_kern_mount.part.34+0x58/0x3d0 [ 56.131543] do_mount+0x36e/0x2410 [ 56.135075] ? copy_mount_string+0x20/0x20 [ 56.139292] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.144510] ? kmem_cache_alloc_trace+0x350/0x740 [ 56.149449] ? kasan_check_write+0x14/0x20 [ 56.153697] ? copy_mount_options+0x55/0x270 [ 56.158091] ksys_mount+0xba/0xe0 [ 56.161658] __x64_sys_mount+0xb9/0x150 [ 56.165618] do_syscall_64+0xd0/0x4e0 [ 56.169414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.174689] RIP: 0033:0x45d29a [ 56.177877] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 56.196772] RSP: 002b:00007f8fcfd04a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.204470] RAX: ffffffffffffffda RBX: 00007f8fcfd04c90 RCX: 000000000045d29a [ 56.211728] RDX: 00007f8fcfd04ae0 RSI: 00000000200001c0 RDI: 00007f8fcfd04b00 [ 56.218991] RBP: 000000000075bf20 R08: 00007f8fcfd04b40 R09: 00007f8fcfd04ae0 [ 56.226248] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8fcfd056d4 [ 56.233559] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 56.382323] BTRFS warning (device ): duplicate device fsid:devid for fff6f2a2-2997-48ae-b81e-1b00b10efd9a:0 old:/dev/loop4 new:/dev/loop0 [ 56.583366] FAULT_INJECTION: forcing a failure. [ 56.583366] name failslab, interval 1, probability 0, space 0, times 0 [ 56.594873] CPU: 1 PID: 7284 Comm: syz-executor.5 Not tainted 4.19.112-syzkaller #0 [ 56.608093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.617436] Call Trace: [ 56.622079] dump_stack+0x123/0x177 [ 56.625697] should_fail.cold.4+0x5/0x13 [ 56.629748] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.634845] ? lock_downgrade+0x860/0x860 [ 56.638987] __should_failslab+0xba/0xf0 [ 56.643044] should_failslab+0x9/0x14 [ 56.646846] __kmalloc_track_caller+0x2ce/0x760 [ 56.651586] ? __lock_is_held+0xb5/0x140 [ 56.655675] ? btrfs_mount_root+0x31d/0x16f0 [ 56.660120] kstrdup+0x2c/0x60 [ 56.663333] btrfs_mount_root+0x31d/0x16f0 [ 56.667566] ? btrfs_decode_error+0x50/0x50 [ 56.671884] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.677206] ? pcpu_alloc+0xb9c/0xdf0 [ 56.681043] ? pcpu_balance_workfn+0x1010/0x1010 [ 56.685786] ? __lockdep_init_map+0x105/0x590 [ 56.690279] ? __lockdep_init_map+0x105/0x590 [ 56.694769] mount_fs+0x7f/0x2a2 [ 56.698136] vfs_kern_mount.part.34+0x58/0x3d0 [ 56.702800] vfs_kern_mount+0xe/0x20 [ 56.706511] btrfs_mount+0x21a/0x12f5 [ 56.710324] ? lock_downgrade+0x860/0x860 [ 56.714540] ? find_held_lock+0x36/0x1d0 [ 56.718669] ? kasan_check_write+0x14/0x20 [ 56.722895] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.727731] ? btrfs_remount+0x1000/0x1000 [ 56.731963] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.736974] ? pcpu_alloc+0xb9c/0xdf0 [ 56.740767] ? pcpu_balance_workfn+0x1010/0x1010 [ 56.745560] ? __lockdep_init_map+0x105/0x590 [ 56.750058] mount_fs+0x7f/0x2a2 [ 56.753428] ? __init_waitqueue_head+0x36/0x90 [ 56.758004] ? mount_fs+0x7f/0x2a2 [ 56.761548] vfs_kern_mount.part.34+0x58/0x3d0 [ 56.766124] do_mount+0x36e/0x2410 [ 56.769653] ? copy_mount_string+0x20/0x20 [ 56.773877] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.778879] ? kmem_cache_alloc_trace+0x350/0x740 [ 56.783708] ? kasan_check_write+0x14/0x20 [ 56.787947] ? copy_mount_options+0x55/0x270 [ 56.792356] ksys_mount+0xba/0xe0 [ 56.795815] __x64_sys_mount+0xb9/0x150 [ 56.799803] do_syscall_64+0xd0/0x4e0 [ 56.803655] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.808947] RIP: 0033:0x45d29a [ 56.812193] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 56.831246] RSP: 002b:00007fc78cff5a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.838952] RAX: ffffffffffffffda RBX: 00007fc78cff5c90 RCX: 000000000045d29a [ 56.846221] RDX: 00007fc78cff5ae0 RSI: 00000000200001c0 RDI: 00007fc78cff5b00 [ 56.853474] RBP: 000000000075bf20 R08: 00007fc78cff5b40 R09: 00007fc78cff5ae0 [ 56.860723] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc78cff66d4 [ 56.867973] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 56.894409] FAULT_INJECTION: forcing a failure. [ 56.894409] name failslab, interval 1, probability 0, space 0, times 0 [ 56.906965] CPU: 1 PID: 7297 Comm: syz-executor.2 Not tainted 4.19.112-syzkaller #0 [ 56.914776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.924224] Call Trace: [ 56.926811] dump_stack+0x123/0x177 [ 56.930462] should_fail.cold.4+0x5/0x13 [ 56.934506] ? mark_held_locks+0x130/0x130 [ 56.938722] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.943814] ? find_held_lock+0x36/0x1d0 [ 56.947873] __should_failslab+0xba/0xf0 [ 56.951931] should_failslab+0x9/0x14 [ 56.955750] kmem_cache_alloc_trace+0x4b/0x740 [ 56.960320] ? trace_hardirqs_off+0x41/0x180 [ 56.964751] wb_congested_get_create+0xf6/0x340 [ 56.969409] blkg_create+0x158/0x1110 [ 56.973193] ? blkg_destroy_all+0x250/0x250 [ 56.977507] ? radix_tree_lookup+0xd/0x10 [ 56.981648] blkg_lookup_create+0x328/0x460 [ 56.985970] generic_make_request_checks+0xc30/0x1d80 [ 56.991158] ? blk_exit_rl+0x60/0x60 [ 56.994932] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 57.001157] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.006159] generic_make_request+0x1b3/0xfe0 [ 57.010644] ? mempool_alloc+0x118/0x320 [ 57.014745] ? blk_get_request+0x560/0x560 [ 57.018979] ? find_held_lock+0x36/0x1d0 [ 57.023032] submit_bio+0x9f/0x3f0 [ 57.026578] ? submit_bio+0x9f/0x3f0 [ 57.030722] ? lock_downgrade+0x860/0x860 [ 57.034875] ? generic_make_request+0xfe0/0xfe0 [ 57.039535] ? kasan_check_read+0x11/0x20 [ 57.043670] ? guard_bio_eod+0x19a/0x500 [ 57.047715] submit_bh_wbc+0x4d1/0x700 [ 57.051715] block_read_full_page+0x7a9/0xc30 [ 57.056208] ? check_disk_change+0x110/0x110 [ 57.060651] ? __bread_gfp+0x220/0x220 [ 57.064562] ? add_to_page_cache_lru+0x1c1/0x590 [ 57.069312] ? alloc_pages_current+0xd6/0x1b0 [ 57.073789] ? add_to_page_cache_locked+0x10/0x10 [ 57.078611] ? __page_cache_alloc+0x1f0/0x390 [ 57.083089] blkdev_readpage+0x13/0x20 [ 57.086957] do_read_cache_page+0x668/0xfa0 [ 57.091259] ? blkdev_writepages+0x10/0x10 [ 57.095478] ? pagecache_get_page+0x780/0x780 [ 57.099953] ? __blkdev_get+0x1240/0x1240 [ 57.104709] ? mntput+0x52/0x70 [ 57.107973] ? path_put+0x4b/0x60 [ 57.111405] ? lookup_bdev.part.35+0xc7/0x150 [ 57.115875] ? bd_acquire+0x290/0x290 [ 57.119666] read_cache_page_gfp+0x61/0xa0 [ 57.123899] ? blkdev_get_by_path+0x83/0xb0 [ 57.128247] btrfs_scan_one_device+0x1ac/0xec0 [ 57.132853] ? mark_held_locks+0xc7/0x130 [ 57.137006] ? kfree+0x107/0x220 [ 57.141050] ? btrfs_mount_root+0x424/0x16f0 [ 57.145453] ? device_list_add+0xc40/0xc40 [ 57.149692] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 57.155748] ? btrfs_mount_root+0x424/0x16f0 [ 57.160153] btrfs_mount_root+0x436/0x16f0 [ 57.164396] ? btrfs_decode_error+0x50/0x50 [ 57.168710] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.173721] ? pcpu_alloc+0xb9c/0xdf0 [ 57.177522] ? pcpu_balance_workfn+0x1010/0x1010 [ 57.182445] ? __lockdep_init_map+0x105/0x590 [ 57.186922] ? __lockdep_init_map+0x105/0x590 [ 57.191400] mount_fs+0x7f/0x2a2 [ 57.194801] vfs_kern_mount.part.34+0x58/0x3d0 [ 57.199381] vfs_kern_mount+0xe/0x20 [ 57.203117] btrfs_mount+0x21a/0x12f5 [ 57.206957] ? lock_downgrade+0x860/0x860 [ 57.211086] ? find_held_lock+0x36/0x1d0 [ 57.215130] ? kasan_check_write+0x14/0x20 [ 57.219355] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.224321] ? btrfs_remount+0x1000/0x1000 [ 57.228551] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.233554] ? pcpu_alloc+0xb9c/0xdf0 [ 57.237340] ? pcpu_balance_workfn+0x1010/0x1010 [ 57.242076] ? __lockdep_init_map+0x105/0x590 [ 57.246581] mount_fs+0x7f/0x2a2 [ 57.249946] ? __init_waitqueue_head+0x36/0x90 [ 57.254512] ? mount_fs+0x7f/0x2a2 [ 57.258061] vfs_kern_mount.part.34+0x58/0x3d0 [ 57.262728] do_mount+0x36e/0x2410 [ 57.266272] ? copy_mount_string+0x20/0x20 [ 57.270496] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.275494] ? kmem_cache_alloc_trace+0x350/0x740 [ 57.280317] ? kasan_check_write+0x14/0x20 [ 57.284541] ? copy_mount_options+0x55/0x270 [ 57.288928] ksys_mount+0xba/0xe0 [ 57.292361] __x64_sys_mount+0xb9/0x150 [ 57.296316] do_syscall_64+0xd0/0x4e0 [ 57.300100] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.305285] RIP: 0033:0x45d29a [ 57.308473] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 57.328050] RSP: 002b:00007fcec8adba68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.335736] RAX: ffffffffffffffda RBX: 00007fcec8adbc90 RCX: 000000000045d29a [ 57.342985] RDX: 00007fcec8adbae0 RSI: 00000000200001c0 RDI: 00007fcec8adbb00 [ 57.350244] RBP: 000000000075bf20 R08: 00007fcec8adbb40 R09: 00007fcec8adbae0 [ 57.357491] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec8adc6d4 [ 57.364739] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 57.631672] FAULT_INJECTION: forcing a failure. [ 57.631672] name failslab, interval 1, probability 0, space 0, times 0 [ 57.651221] CPU: 1 PID: 7307 Comm: syz-executor.0 Not tainted 4.19.112-syzkaller #0 [ 57.659058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.668496] Call Trace: [ 57.671092] dump_stack+0x123/0x177 [ 57.674732] should_fail.cold.4+0x5/0x13 [ 57.678792] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.683898] ? lock_downgrade+0x860/0x860 [ 57.688066] __should_failslab+0xba/0xf0 [ 57.692222] should_failslab+0x9/0x14 [ 57.696028] kmem_cache_alloc+0x2bc/0x730 [ 57.700179] ? _atomic_dec_and_lock_irqsave+0x1d0/0x1d0 [ 57.705554] ? __mutex_unlock_slowpath+0x310/0x6a0 [ 57.710516] getname_kernel+0x4e/0x330 [ 57.714408] kern_path+0x11/0x40 [ 57.717778] lookup_bdev.part.35+0x65/0x150 [ 57.722099] ? bd_acquire+0x290/0x290 [ 57.725907] ? btrfs_open_devices+0x5d/0x120 [ 57.730314] ? memset+0x31/0x40 [ 57.733768] blkdev_get_by_path+0x58/0xb0 [ 57.737916] btrfs_get_bdev_and_sb+0x1f/0x290 [ 57.742504] open_fs_devices+0x16f/0xcf0 [ 57.746552] ? find_fsid+0x90/0x90 [ 57.750078] ? __lock_is_held+0xb5/0x140 [ 57.754261] ? btrfs_mount_root+0x424/0x16f0 [ 57.758659] btrfs_open_devices+0x101/0x120 [ 57.762971] btrfs_mount_root+0x4a6/0x16f0 [ 57.767201] ? btrfs_decode_error+0x50/0x50 [ 57.771510] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.776531] ? pcpu_alloc+0xb9c/0xdf0 [ 57.780337] ? pcpu_balance_workfn+0x1010/0x1010 [ 57.785105] ? __lockdep_init_map+0x105/0x590 [ 57.789581] ? __lockdep_init_map+0x105/0x590 [ 57.794059] mount_fs+0x7f/0x2a2 [ 57.797411] vfs_kern_mount.part.34+0x58/0x3d0 [ 57.801984] vfs_kern_mount+0xe/0x20 [ 57.805702] btrfs_mount+0x21a/0x12f5 [ 57.809488] ? lock_downgrade+0x860/0x860 [ 57.813625] ? find_held_lock+0x36/0x1d0 [ 57.817794] ? kasan_check_write+0x14/0x20 [ 57.822012] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.826838] ? btrfs_remount+0x1000/0x1000 [ 57.831060] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.836064] ? pcpu_alloc+0xb9c/0xdf0 [ 57.840041] ? pcpu_balance_workfn+0x1010/0x1010 [ 57.844777] ? __lockdep_init_map+0x105/0x590 [ 57.849272] mount_fs+0x7f/0x2a2 [ 57.852625] ? __init_waitqueue_head+0x36/0x90 [ 57.857196] ? mount_fs+0x7f/0x2a2 [ 57.860747] vfs_kern_mount.part.34+0x58/0x3d0 [ 57.865309] do_mount+0x36e/0x2410 [ 57.868842] ? copy_mount_string+0x20/0x20 [ 57.873063] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.878066] ? kmem_cache_alloc_trace+0x350/0x740 [ 57.882889] ? kasan_check_write+0x14/0x20 [ 57.887118] ? copy_mount_options+0x55/0x270 [ 57.891646] ksys_mount+0xba/0xe0 [ 57.895106] __x64_sys_mount+0xb9/0x150 [ 57.899076] do_syscall_64+0xd0/0x4e0 [ 57.902894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.908135] RIP: 0033:0x45d29a [ 57.911319] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 57.930413] RSP: 002b:00007f8fcfd04a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.938223] RAX: ffffffffffffffda RBX: 00007f8fcfd04c90 RCX: 000000000045d29a [ 57.945502] RDX: 00007f8fcfd04ae0 RSI: 00000000200001c0 RDI: 00007f8fcfd04b00 [ 57.952768] RBP: 000000000075bf20 R08: 00007f8fcfd04b40 R09: 00007f8fcfd04ae0 [ 57.960020] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8fcfd056d4 [ 57.967279] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 58.014777] FAULT_INJECTION: forcing a failure. [ 58.014777] name failslab, interval 1, probability 0, space 0, times 0 [ 58.043256] CPU: 0 PID: 7317 Comm: syz-executor.5 Not tainted 4.19.112-syzkaller #0 [ 58.051100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.060454] Call Trace: [ 58.063050] dump_stack+0x123/0x177 [ 58.066771] should_fail.cold.4+0x5/0x13 [ 58.070850] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.075965] __should_failslab+0xba/0xf0 [ 58.080021] should_failslab+0x9/0x14 [ 58.083813] kmem_cache_alloc+0x47/0x730 [ 58.087879] mempool_alloc_slab+0x3a/0x50 [ 58.092019] mempool_alloc+0x118/0x320 [ 58.095902] ? mempool_destroy+0x20/0x20 [ 58.099949] ? mark_held_locks+0xc7/0x130 [ 58.104095] ? __find_get_block+0x778/0xc10 [ 58.108420] ? __getblk_gfp+0x140/0x790 [ 58.112394] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.116975] ? __find_get_block+0x778/0xc10 [ 58.121359] bio_alloc_bioset+0x1a5/0x520 [ 58.125508] ? __lock_is_held+0xb5/0x140 [ 58.129557] ? bvec_alloc+0x250/0x250 [ 58.133354] submit_bh_wbc+0xbe/0x700 [ 58.137175] __bread_gfp+0xc9/0x220 [ 58.140812] btrfs_read_dev_one_super+0x90/0x260 [ 58.145656] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 58.150696] ? btrfs_read_dev_one_super+0x260/0x260 [ 58.155753] ? lru_add_drain_all+0x340/0x480 [ 58.160171] btrfs_read_dev_super+0x9/0x10 [ 58.164393] btrfs_get_bdev_and_sb+0xad/0x290 [ 58.168873] open_fs_devices+0x16f/0xcf0 [ 58.172929] ? find_fsid+0x90/0x90 [ 58.176463] ? __lock_is_held+0xb5/0x140 [ 58.180512] ? btrfs_mount_root+0x424/0x16f0 [ 58.184917] btrfs_open_devices+0x101/0x120 [ 58.189223] btrfs_mount_root+0x4a6/0x16f0 [ 58.193445] ? btrfs_decode_error+0x50/0x50 [ 58.197749] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.202748] ? pcpu_alloc+0xb9c/0xdf0 [ 58.206541] ? pcpu_balance_workfn+0x1010/0x1010 [ 58.211313] ? __lockdep_init_map+0x105/0x590 [ 58.215791] ? __lockdep_init_map+0x105/0x590 [ 58.220268] mount_fs+0x7f/0x2a2 [ 58.223640] vfs_kern_mount.part.34+0x58/0x3d0 [ 58.228218] vfs_kern_mount+0xe/0x20 [ 58.231915] btrfs_mount+0x21a/0x12f5 [ 58.235700] ? lock_downgrade+0x860/0x860 [ 58.239839] ? find_held_lock+0x36/0x1d0 [ 58.243882] ? kasan_check_write+0x14/0x20 [ 58.248096] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.252919] ? btrfs_remount+0x1000/0x1000 [ 58.257208] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.262227] ? pcpu_alloc+0xb9c/0xdf0 [ 58.266049] ? pcpu_balance_workfn+0x1010/0x1010 [ 58.270792] ? __lockdep_init_map+0x105/0x590 [ 58.275342] mount_fs+0x7f/0x2a2 [ 58.278720] ? __init_waitqueue_head+0x36/0x90 [ 58.283299] ? mount_fs+0x7f/0x2a2 [ 58.286859] vfs_kern_mount.part.34+0x58/0x3d0 [ 58.291440] do_mount+0x36e/0x2410 [ 58.294982] ? copy_mount_string+0x20/0x20 [ 58.299219] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.304232] ? kmem_cache_alloc_trace+0x350/0x740 [ 58.309199] ? kasan_check_write+0x14/0x20 [ 58.313435] ? copy_mount_options+0x55/0x270 [ 58.318002] ksys_mount+0xba/0xe0 [ 58.321457] __x64_sys_mount+0xb9/0x150 [ 58.325455] do_syscall_64+0xd0/0x4e0 [ 58.329393] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.334568] RIP: 0033:0x45d29a [ 58.337765] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 58.356667] RSP: 002b:00007fc78cff5a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.364377] RAX: ffffffffffffffda RBX: 00007fc78cff5c90 RCX: 000000000045d29a [ 58.371643] RDX: 00007fc78cff5ae0 RSI: 00000000200001c0 RDI: 00007fc78cff5b00 [ 58.378893] RBP: 000000000075bf20 R08: 00007fc78cff5b40 R09: 00007fc78cff5ae0 [ 58.386151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc78cff66d4 [ 58.393406] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 58.421748] FAULT_INJECTION: forcing a failure. [ 58.421748] name failslab, interval 1, probability 0, space 0, times 0 [ 58.433355] CPU: 1 PID: 7312 Comm: syz-executor.1 Not tainted 4.19.112-syzkaller #0 [ 58.441813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.451628] Call Trace: [ 58.454205] dump_stack+0x123/0x177 [ 58.457892] should_fail.cold.4+0x5/0x13 [ 58.461947] ? do_read_cache_page+0x668/0xfa0 [ 58.466496] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.471590] ? find_held_lock+0x36/0x1d0 [ 58.475658] __should_failslab+0xba/0xf0 [ 58.479712] should_failslab+0x9/0x14 [ 58.483495] kmem_cache_alloc_node+0x56/0x730 [ 58.487975] create_task_io_context+0x26/0x3e0 [ 58.492546] generic_make_request_checks+0x1537/0x1d80 [ 58.497817] ? blk_exit_rl+0x60/0x60 [ 58.501525] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 58.507750] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.512802] generic_make_request+0x1b3/0xfe0 [ 58.517281] ? mempool_alloc+0x118/0x320 [ 58.521352] ? blk_get_request+0x560/0x560 [ 58.525589] ? find_held_lock+0x36/0x1d0 [ 58.529677] submit_bio+0x9f/0x3f0 [ 58.533210] ? submit_bio+0x9f/0x3f0 [ 58.536904] ? lock_downgrade+0x860/0x860 [ 58.541051] ? generic_make_request+0xfe0/0xfe0 [ 58.545808] ? kasan_check_read+0x11/0x20 [ 58.550050] ? guard_bio_eod+0x19a/0x500 [ 58.554136] submit_bh_wbc+0x4d1/0x700 [ 58.558016] block_read_full_page+0x7a9/0xc30 [ 58.562494] ? check_disk_change+0x110/0x110 [ 58.566898] ? __bread_gfp+0x220/0x220 [ 58.570784] ? add_to_page_cache_lru+0x1c1/0x590 [ 58.575534] ? alloc_pages_current+0xd6/0x1b0 [ 58.580027] ? add_to_page_cache_locked+0x10/0x10 [ 58.584869] ? __page_cache_alloc+0x1f0/0x390 [ 58.589348] blkdev_readpage+0x13/0x20 [ 58.593221] do_read_cache_page+0x668/0xfa0 [ 58.597544] ? blkdev_writepages+0x10/0x10 [ 58.601765] ? pagecache_get_page+0x780/0x780 [ 58.606258] ? __blkdev_get+0x1240/0x1240 [ 58.610395] ? mntput+0x52/0x70 [ 58.613683] ? path_put+0x4b/0x60 [ 58.617125] ? lookup_bdev.part.35+0xc7/0x150 [ 58.621612] ? bd_acquire+0x290/0x290 [ 58.625398] read_cache_page_gfp+0x61/0xa0 [ 58.629633] ? blkdev_get_by_path+0x83/0xb0 [ 58.633959] btrfs_scan_one_device+0x1ac/0xec0 [ 58.638617] ? mark_held_locks+0xc7/0x130 [ 58.642755] ? kfree+0x107/0x220 [ 58.646194] ? btrfs_mount_root+0x424/0x16f0 [ 58.650670] ? device_list_add+0xc40/0xc40 [ 58.654917] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 58.660906] ? btrfs_mount_root+0x424/0x16f0 [ 58.665303] btrfs_mount_root+0x436/0x16f0 [ 58.669528] ? btrfs_decode_error+0x50/0x50 [ 58.673842] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.678880] ? pcpu_alloc+0xb9c/0xdf0 [ 58.682683] ? pcpu_balance_workfn+0x1010/0x1010 [ 58.687450] ? __lockdep_init_map+0x105/0x590 [ 58.691934] ? __lockdep_init_map+0x105/0x590 [ 58.696423] mount_fs+0x7f/0x2a2 [ 58.699776] vfs_kern_mount.part.34+0x58/0x3d0 [ 58.704346] vfs_kern_mount+0xe/0x20 [ 58.708053] btrfs_mount+0x21a/0x12f5 [ 58.711843] ? lock_downgrade+0x860/0x860 [ 58.716036] ? find_held_lock+0x36/0x1d0 [ 58.720089] ? kasan_check_write+0x14/0x20 [ 58.724315] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.729158] ? btrfs_remount+0x1000/0x1000 [ 58.733405] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.738420] ? pcpu_alloc+0xb9c/0xdf0 [ 58.742230] ? pcpu_balance_workfn+0x1010/0x1010 [ 58.746977] ? __lockdep_init_map+0x105/0x590 [ 58.751475] mount_fs+0x7f/0x2a2 [ 58.754862] ? __init_waitqueue_head+0x36/0x90 [ 58.759444] ? mount_fs+0x7f/0x2a2 [ 58.762974] vfs_kern_mount.part.34+0x58/0x3d0 [ 58.767675] do_mount+0x36e/0x2410 [ 58.771211] ? copy_mount_string+0x20/0x20 [ 58.775611] ? rcu_read_lock_sched_held+0x108/0x120 [ 58.780620] ? kmem_cache_alloc_trace+0x350/0x740 [ 58.785453] ? kasan_check_write+0x14/0x20 [ 58.789680] ? copy_mount_options+0x55/0x270 [ 58.794080] ksys_mount+0xba/0xe0 [ 58.797525] __x64_sys_mount+0xb9/0x150 [ 58.801495] do_syscall_64+0xd0/0x4e0 [ 58.805283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.810458] RIP: 0033:0x45d29a [ 58.813632] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 58.832664] RSP: 002b:00007fa6807efa68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.840354] RAX: ffffffffffffffda RBX: 00007fa6807efc90 RCX: 000000000045d29a [ 58.847616] RDX: 00007fa6807efae0 RSI: 00000000200001c0 RDI: 00007fa6807efb00 [ 58.854956] RBP: 000000000075bf20 R08: 00007fa6807efb40 R09: 00007fa6807efae0 [ 58.862224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa6807f06d4 [ 58.870710] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 58.882248] BTRFS warning (device ): duplicate device fsid:devid for fff6f2a2-2997-48ae-b81e-1b00b10efd9a:0 old:/dev/loop5 new:/dev/loop1 [ 59.063017] FAULT_INJECTION: forcing a failure. [ 59.063017] name failslab, interval 1, probability 0, space 0, times 0 [ 59.074848] CPU: 0 PID: 7313 Comm: syz-executor.4 Not tainted 4.19.112-syzkaller #0 [ 59.082771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.092249] Call Trace: [ 59.094850] dump_stack+0x123/0x177 [ 59.098466] should_fail.cold.4+0x5/0x13 [ 59.102517] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.107608] ? lock_downgrade+0x860/0x860 [ 59.111765] __should_failslab+0xba/0xf0 [ 59.116262] should_failslab+0x9/0x14 [ 59.120046] kmem_cache_alloc+0x2bc/0x730 [ 59.124183] ? mutex_trylock+0x1e0/0x1e0 [ 59.128257] getname_kernel+0x4e/0x330 [ 59.132134] kern_path+0x11/0x40 [ 59.135493] lookup_bdev.part.35+0x65/0x150 [ 59.139796] ? bd_acquire+0x290/0x290 [ 59.143587] ? pagecache_get_page+0x780/0x780 [ 59.148088] lookup_bdev+0x47/0x60 [ 59.151613] device_list_add+0x656/0xc40 [ 59.155658] ? btrfs_rm_dev_replace_free_srcdev+0x330/0x330 [ 59.161358] ? __might_sleep+0x95/0x190 [ 59.165332] btrfs_scan_one_device+0x2e6/0xec0 [ 59.169903] ? mark_held_locks+0xc7/0x130 [ 59.174040] ? kfree+0x107/0x220 [ 59.177407] ? btrfs_mount_root+0x424/0x16f0 [ 59.181813] ? device_list_add+0xc40/0xc40 [ 59.186045] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 59.192012] ? btrfs_mount_root+0x424/0x16f0 [ 59.196407] btrfs_mount_root+0x436/0x16f0 [ 59.200646] ? btrfs_decode_error+0x50/0x50 [ 59.204957] ? rcu_read_lock_sched_held+0x108/0x120 [ 59.209958] ? pcpu_alloc+0xb9c/0xdf0 [ 59.213811] ? pcpu_balance_workfn+0x1010/0x1010 [ 59.218563] ? __lockdep_init_map+0x105/0x590 [ 59.223059] ? __lockdep_init_map+0x105/0x590 [ 59.227552] mount_fs+0x7f/0x2a2 [ 59.231015] vfs_kern_mount.part.34+0x58/0x3d0 [ 59.235707] vfs_kern_mount+0xe/0x20 [ 59.239435] btrfs_mount+0x21a/0x12f5 [ 59.243226] ? lock_downgrade+0x860/0x860 [ 59.247372] ? find_held_lock+0x36/0x1d0 [ 59.251418] ? kasan_check_write+0x14/0x20 [ 59.255729] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.260652] ? btrfs_remount+0x1000/0x1000 [ 59.264906] ? rcu_read_lock_sched_held+0x108/0x120 [ 59.269908] ? pcpu_alloc+0xb9c/0xdf0 [ 59.273696] ? pcpu_balance_workfn+0x1010/0x1010 [ 59.278435] ? __lockdep_init_map+0x105/0x590 [ 59.282921] mount_fs+0x7f/0x2a2 [ 59.286284] ? __init_waitqueue_head+0x36/0x90 [ 59.290854] ? mount_fs+0x7f/0x2a2 [ 59.294385] vfs_kern_mount.part.34+0x58/0x3d0 [ 59.298945] do_mount+0x36e/0x2410 [ 59.302475] ? copy_mount_string+0x20/0x20 [ 59.306700] ? rcu_read_lock_sched_held+0x108/0x120 [ 59.311699] ? kmem_cache_alloc_trace+0x350/0x740 [ 59.316526] ? kasan_check_write+0x14/0x20 [ 59.321718] ? copy_mount_options+0x55/0x270 [ 59.326191] ksys_mount+0xba/0xe0 [ 59.329656] __x64_sys_mount+0xb9/0x150 [ 59.333685] do_syscall_64+0xd0/0x4e0 [ 59.337490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.342684] RIP: 0033:0x45d29a [ 59.345866] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 59.364756] RSP: 002b:00007f1ed0dc1a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.372451] RAX: ffffffffffffffda RBX: 00007f1ed0dc1c90 RCX: 000000000045d29a [ 59.379706] RDX: 00007f1ed0dc1ae0 RSI: 00000000200001c0 RDI: 00007f1ed0dc1b00 [ 59.386962] RBP: 000000000075bf20 R08: 00007f1ed0dc1b40 R09: 00007f1ed0dc1ae0 [ 59.394304] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ed0dc26d4 [ 59.401658] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 59.814468] FAULT_INJECTION: forcing a failure. [ 59.814468] name failslab, interval 1, probability 0, space 0, times 0 [ 59.825790] CPU: 0 PID: 7346 Comm: syz-executor.1 Not tainted 4.19.112-syzkaller #0 [ 59.833840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.843306] Call Trace: [ 59.845890] dump_stack+0x123/0x177 [ 59.849513] should_fail.cold.4+0x5/0x13 [ 59.853572] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.858686] ? mark_held_locks+0x130/0x130 [ 59.862932] __should_failslab+0xba/0xf0 [ 59.866987] should_failslab+0x9/0x14 [ 59.870786] kmem_cache_alloc+0x47/0x730 [ 59.874853] radix_tree_node_alloc.constprop.19+0x182/0x330 [ 59.880570] __radix_tree_create+0x29a/0x4b0 [ 59.884990] page_cache_tree_insert+0xbc/0x390 [ 59.889599] ? file_check_and_advance_wb_err+0x2b0/0x2b0 [ 59.895044] ? lock_acquire+0x173/0x3d0 [ 59.899021] ? kasan_check_write+0x14/0x20 [ 59.903266] ? do_raw_spin_lock+0xd0/0x240 [ 59.907590] __add_to_page_cache_locked+0x355/0xa20 [ 59.912602] ? filemap_map_pages+0xdf0/0xdf0 [ 59.917154] add_to_page_cache_lru+0x121/0x590 [ 59.921742] ? alloc_pages_current+0xd6/0x1b0 [ 59.926231] ? add_to_page_cache_locked+0x10/0x10 [ 59.931201] ? __page_cache_alloc+0x1f0/0x390 [ 59.935716] pagecache_get_page+0x1bd/0x780 [ 59.940143] __getblk_gfp+0x1f3/0x790 [ 59.943966] __bread_gfp+0xa/0x220 [ 59.947510] btrfs_read_dev_one_super+0x90/0x260 [ 59.952270] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 59.957288] ? btrfs_read_dev_one_super+0x260/0x260 [ 59.962387] ? lru_add_drain_all+0x340/0x480 [ 59.966875] btrfs_read_dev_super+0x9/0x10 [ 59.971238] btrfs_get_bdev_and_sb+0xad/0x290 [ 59.975742] open_fs_devices+0x16f/0xcf0 [ 59.979812] ? find_fsid+0x90/0x90 [ 59.983360] ? __lock_is_held+0xb5/0x140 [ 59.987422] ? btrfs_mount_root+0x424/0x16f0 [ 59.991845] btrfs_open_devices+0x101/0x120 [ 59.996182] btrfs_mount_root+0x4a6/0x16f0 [ 60.000438] ? btrfs_decode_error+0x50/0x50 [ 60.004765] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.009784] ? pcpu_alloc+0xb9c/0xdf0 [ 60.013600] ? pcpu_balance_workfn+0x1010/0x1010 [ 60.018354] ? __lockdep_init_map+0x105/0x590 [ 60.022870] ? __lockdep_init_map+0x105/0x590 [ 60.027374] mount_fs+0x7f/0x2a2 [ 60.030744] vfs_kern_mount.part.34+0x58/0x3d0 [ 60.035337] vfs_kern_mount+0xe/0x20 [ 60.039070] btrfs_mount+0x21a/0x12f5 [ 60.042876] ? lock_downgrade+0x860/0x860 [ 60.047034] ? find_held_lock+0x36/0x1d0 [ 60.051101] ? kasan_check_write+0x14/0x20 [ 60.055339] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.060276] ? btrfs_remount+0x1000/0x1000 [ 60.064533] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.069587] ? pcpu_alloc+0xb9c/0xdf0 [ 60.073424] ? pcpu_balance_workfn+0x1010/0x1010 [ 60.078184] ? __lockdep_init_map+0x105/0x590 [ 60.082682] mount_fs+0x7f/0x2a2 [ 60.086057] ? __init_waitqueue_head+0x36/0x90 [ 60.090639] ? mount_fs+0x7f/0x2a2 [ 60.094311] vfs_kern_mount.part.34+0x58/0x3d0 [ 60.098914] do_mount+0x36e/0x2410 [ 60.102454] ? copy_mount_string+0x20/0x20 [ 60.106693] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.111716] ? kmem_cache_alloc_trace+0x350/0x740 [ 60.116568] ? kasan_check_write+0x14/0x20 [ 60.120820] ? copy_mount_options+0x55/0x270 [ 60.125332] ksys_mount+0xba/0xe0 [ 60.128784] __x64_sys_mount+0xb9/0x150 [ 60.132852] do_syscall_64+0xd0/0x4e0 [ 60.136753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.141933] RIP: 0033:0x45d29a [ 60.145119] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 60.164010] RSP: 002b:00007fa6807efa68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.171713] RAX: ffffffffffffffda RBX: 00007fa6807efc90 RCX: 000000000045d29a [ 60.178980] RDX: 00007fa6807efae0 RSI: 00000000200001c0 RDI: 00007fa6807efb00 [ 60.186237] RBP: 000000000075bf20 R08: 00007fa6807efb40 R09: 00007fa6807efae0 [ 60.193499] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa6807f06d4 [ 60.200768] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 2020/03/21 04:21:11 executed programs: 22 [ 60.232526] FAULT_INJECTION: forcing a failure. [ 60.232526] name failslab, interval 1, probability 0, space 0, times 0 [ 60.248488] CPU: 0 PID: 7359 Comm: syz-executor.2 Not tainted 4.19.112-syzkaller #0 [ 60.256335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.265693] Call Trace: [ 60.268328] dump_stack+0x123/0x177 [ 60.271961] should_fail.cold.4+0x5/0x13 [ 60.276073] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.281335] __should_failslab+0xba/0xf0 [ 60.285394] should_failslab+0x9/0x14 [ 60.289185] kmem_cache_alloc+0x47/0x730 [ 60.293253] mempool_alloc_slab+0x3a/0x50 [ 60.297408] mempool_alloc+0x118/0x320 [ 60.301304] ? mempool_destroy+0x20/0x20 [ 60.305429] ? mark_held_locks+0xc7/0x130 [ 60.309561] ? __find_get_block+0x778/0xc10 [ 60.313873] ? __getblk_gfp+0x140/0x790 [ 60.319245] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.323830] ? __find_get_block+0x778/0xc10 [ 60.328156] bio_alloc_bioset+0x1a5/0x520 [ 60.332408] ? __lock_is_held+0xb5/0x140 [ 60.336467] ? bvec_alloc+0x250/0x250 [ 60.340256] submit_bh_wbc+0xbe/0x700 [ 60.344060] __bread_gfp+0xc9/0x220 [ 60.347683] btrfs_read_dev_one_super+0x90/0x260 [ 60.352461] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 60.357480] ? btrfs_read_dev_one_super+0x260/0x260 [ 60.362491] ? lru_add_drain_all+0x340/0x480 [ 60.367147] btrfs_read_dev_super+0x9/0x10 [ 60.371383] btrfs_get_bdev_and_sb+0xad/0x290 [ 60.376011] open_fs_devices+0x16f/0xcf0 [ 60.380114] ? find_fsid+0x90/0x90 [ 60.383645] ? __lock_is_held+0xb5/0x140 [ 60.387805] ? btrfs_mount_root+0x424/0x16f0 [ 60.392218] btrfs_open_devices+0x101/0x120 [ 60.396647] btrfs_mount_root+0x4a6/0x16f0 [ 60.400889] ? btrfs_decode_error+0x50/0x50 [ 60.405208] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.410348] ? pcpu_alloc+0xb9c/0xdf0 [ 60.414153] ? pcpu_balance_workfn+0x1010/0x1010 [ 60.418910] ? __lockdep_init_map+0x105/0x590 [ 60.423408] ? __lockdep_init_map+0x105/0x590 [ 60.427911] mount_fs+0x7f/0x2a2 [ 60.431276] vfs_kern_mount.part.34+0x58/0x3d0 [ 60.435858] vfs_kern_mount+0xe/0x20 [ 60.439575] btrfs_mount+0x21a/0x12f5 [ 60.443367] ? lock_downgrade+0x860/0x860 [ 60.447562] ? find_held_lock+0x36/0x1d0 [ 60.451623] ? kasan_check_write+0x14/0x20 [ 60.455875] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.460724] ? btrfs_remount+0x1000/0x1000 [ 60.464964] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.470084] ? pcpu_alloc+0xb9c/0xdf0 [ 60.473881] ? pcpu_balance_workfn+0x1010/0x1010 [ 60.478686] ? __lockdep_init_map+0x105/0x590 [ 60.483246] mount_fs+0x7f/0x2a2 [ 60.486707] ? __init_waitqueue_head+0x36/0x90 [ 60.491381] ? mount_fs+0x7f/0x2a2 [ 60.495045] vfs_kern_mount.part.34+0x58/0x3d0 [ 60.499619] do_mount+0x36e/0x2410 [ 60.503154] ? copy_mount_string+0x20/0x20 [ 60.507376] ? rcu_read_lock_sched_held+0x108/0x120 [ 60.512394] ? kmem_cache_alloc_trace+0x350/0x740 [ 60.517230] ? kasan_check_write+0x14/0x20 [ 60.521469] ? copy_mount_options+0x55/0x270 [ 60.525901] ksys_mount+0xba/0xe0 [ 60.529347] __x64_sys_mount+0xb9/0x150 [ 60.533327] do_syscall_64+0xd0/0x4e0 [ 60.537139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.542315] RIP: 0033:0x45d29a [ 60.545497] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 60.564394] RSP: 002b:00007fcec8adba68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.572130] RAX: ffffffffffffffda RBX: 00007fcec8adbc90 RCX: 000000000045d29a [ 60.579404] RDX: 00007fcec8adbae0 RSI: 00000000200001c0 RDI: 00007fcec8adbb00 [ 60.586795] RBP: 000000000075bf20 R08: 00007fcec8adbb40 R09: 00007fcec8adbae0 [ 60.594141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec8adc6d4 [ 60.601398] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 61.050902] FAULT_INJECTION: forcing a failure. [ 61.050902] name failslab, interval 1, probability 0, space 0, times 0 [ 61.067875] CPU: 0 PID: 7367 Comm: syz-executor.5 Not tainted 4.19.112-syzkaller #0 [ 61.075709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.085139] Call Trace: [ 61.087724] dump_stack+0x123/0x177 [ 61.091346] should_fail.cold.4+0x5/0x13 [ 61.095464] ? do_read_cache_page+0x668/0xfa0 [ 61.099956] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.105050] ? find_held_lock+0x36/0x1d0 [ 61.109156] __should_failslab+0xba/0xf0 [ 61.113219] should_failslab+0x9/0x14 [ 61.117119] kmem_cache_alloc_node+0x56/0x730 [ 61.121741] create_task_io_context+0x26/0x3e0 [ 61.126366] generic_make_request_checks+0x1537/0x1d80 [ 61.131640] ? blk_exit_rl+0x60/0x60 [ 61.135440] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 61.141663] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.146683] generic_make_request+0x1b3/0xfe0 [ 61.151187] ? mempool_alloc+0x118/0x320 [ 61.155256] ? blk_get_request+0x560/0x560 [ 61.159506] ? find_held_lock+0x36/0x1d0 [ 61.163558] submit_bio+0x9f/0x3f0 [ 61.167090] ? submit_bio+0x9f/0x3f0 [ 61.170794] ? lock_downgrade+0x860/0x860 [ 61.174922] ? generic_make_request+0xfe0/0xfe0 [ 61.179571] ? kasan_check_read+0x11/0x20 [ 61.183719] ? guard_bio_eod+0x19a/0x500 [ 61.187783] submit_bh_wbc+0x4d1/0x700 [ 61.191886] block_read_full_page+0x7a9/0xc30 [ 61.196384] ? check_disk_change+0x110/0x110 [ 61.200789] ? __bread_gfp+0x220/0x220 [ 61.204668] ? add_to_page_cache_lru+0x1c1/0x590 [ 61.209408] ? alloc_pages_current+0xd6/0x1b0 [ 61.213892] ? add_to_page_cache_locked+0x10/0x10 [ 61.218717] ? __page_cache_alloc+0x1f0/0x390 [ 61.223241] blkdev_readpage+0x13/0x20 [ 61.227118] do_read_cache_page+0x668/0xfa0 [ 61.231447] ? blkdev_writepages+0x10/0x10 [ 61.235674] ? pagecache_get_page+0x780/0x780 [ 61.240153] ? __blkdev_get+0x1240/0x1240 [ 61.244300] ? mntput+0x52/0x70 [ 61.247570] ? path_put+0x4b/0x60 [ 61.251098] ? lookup_bdev.part.35+0xc7/0x150 [ 61.255595] ? bd_acquire+0x290/0x290 [ 61.259387] read_cache_page_gfp+0x61/0xa0 [ 61.263609] ? blkdev_get_by_path+0x83/0xb0 [ 61.267923] btrfs_scan_one_device+0x1ac/0xec0 [ 61.272488] ? mark_held_locks+0xc7/0x130 [ 61.276619] ? kfree+0x107/0x220 [ 61.279966] ? btrfs_mount_root+0x424/0x16f0 [ 61.284366] ? device_list_add+0xc40/0xc40 [ 61.288605] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 61.294594] ? btrfs_mount_root+0x424/0x16f0 [ 61.299052] btrfs_mount_root+0x436/0x16f0 [ 61.303305] ? btrfs_decode_error+0x50/0x50 [ 61.307634] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.312633] ? pcpu_alloc+0xb9c/0xdf0 [ 61.316417] ? pcpu_balance_workfn+0x1010/0x1010 [ 61.321175] ? __lockdep_init_map+0x105/0x590 [ 61.325682] ? __lockdep_init_map+0x105/0x590 [ 61.330170] mount_fs+0x7f/0x2a2 [ 61.333545] vfs_kern_mount.part.34+0x58/0x3d0 [ 61.338130] vfs_kern_mount+0xe/0x20 [ 61.341834] btrfs_mount+0x21a/0x12f5 [ 61.345622] ? lock_downgrade+0x860/0x860 [ 61.349971] ? find_held_lock+0x36/0x1d0 [ 61.354014] ? kasan_check_write+0x14/0x20 [ 61.358228] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.363081] ? btrfs_remount+0x1000/0x1000 [ 61.367314] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.372317] ? pcpu_alloc+0xb9c/0xdf0 [ 61.376099] ? pcpu_balance_workfn+0x1010/0x1010 [ 61.380847] ? __lockdep_init_map+0x105/0x590 [ 61.385341] mount_fs+0x7f/0x2a2 [ 61.388694] ? __init_waitqueue_head+0x36/0x90 [ 61.393255] ? mount_fs+0x7f/0x2a2 [ 61.396795] vfs_kern_mount.part.34+0x58/0x3d0 [ 61.401365] do_mount+0x36e/0x2410 [ 61.404894] ? copy_mount_string+0x20/0x20 [ 61.409116] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.414115] ? kmem_cache_alloc_trace+0x350/0x740 [ 61.418963] ? kasan_check_write+0x14/0x20 [ 61.423187] ? copy_mount_options+0x55/0x270 [ 61.427608] ksys_mount+0xba/0xe0 [ 61.431049] __x64_sys_mount+0xb9/0x150 [ 61.435007] do_syscall_64+0xd0/0x4e0 [ 61.438790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.443964] RIP: 0033:0x45d29a [ 61.447150] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 61.466036] RSP: 002b:00007fc78cff5a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.473735] RAX: ffffffffffffffda RBX: 00007fc78cff5c90 RCX: 000000000045d29a [ 61.481046] RDX: 00007fc78cff5ae0 RSI: 00000000200001c0 RDI: 00007fc78cff5b00 [ 61.488376] RBP: 000000000075bf20 R08: 00007fc78cff5b40 R09: 00007fc78cff5ae0 [ 61.495750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc78cff66d4 [ 61.503032] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 61.703669] FAULT_INJECTION: forcing a failure. [ 61.703669] name failslab, interval 1, probability 0, space 0, times 0 [ 61.715378] CPU: 1 PID: 7391 Comm: syz-executor.4 Not tainted 4.19.112-syzkaller #0 [ 61.723180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.732548] Call Trace: [ 61.735146] dump_stack+0x123/0x177 [ 61.738761] should_fail.cold.4+0x5/0x13 [ 61.742804] ? btrfs_read_dev_super+0x9/0x10 [ 61.747195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.752280] ? find_held_lock+0x36/0x1d0 [ 61.756334] __should_failslab+0xba/0xf0 [ 61.760492] should_failslab+0x9/0x14 [ 61.764281] kmem_cache_alloc_node+0x56/0x730 [ 61.768771] create_task_io_context+0x26/0x3e0 [ 61.773442] generic_make_request_checks+0x1537/0x1d80 [ 61.778706] ? __lock_acquire+0x792/0x4980 [ 61.782932] ? blk_exit_rl+0x60/0x60 [ 61.786627] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 61.792863] ? mark_held_locks+0x130/0x130 [ 61.797093] generic_make_request+0x1b3/0xfe0 [ 61.801580] ? mempool_alloc+0x118/0x320 [ 61.805636] ? blk_get_request+0x560/0x560 [ 61.809854] ? find_held_lock+0x36/0x1d0 [ 61.813899] submit_bio+0x9f/0x3f0 [ 61.817433] ? submit_bio+0x9f/0x3f0 [ 61.821220] ? lock_downgrade+0x860/0x860 [ 61.825352] ? generic_make_request+0xfe0/0xfe0 [ 61.830007] ? kasan_check_read+0x11/0x20 [ 61.834170] ? guard_bio_eod+0x19a/0x500 [ 61.838236] submit_bh_wbc+0x4d1/0x700 [ 61.842117] __bread_gfp+0xc9/0x220 [ 61.845751] btrfs_read_dev_one_super+0x90/0x260 [ 61.850493] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 61.855489] ? btrfs_read_dev_one_super+0x260/0x260 [ 61.860947] ? lru_add_drain_all+0x340/0x480 [ 61.865373] btrfs_read_dev_super+0x9/0x10 [ 61.869602] btrfs_get_bdev_and_sb+0xad/0x290 [ 61.874094] open_fs_devices+0x16f/0xcf0 [ 61.878141] ? find_fsid+0x90/0x90 [ 61.881666] ? __lock_is_held+0xb5/0x140 [ 61.885716] ? btrfs_mount_root+0x424/0x16f0 [ 61.890109] btrfs_open_devices+0x101/0x120 [ 61.894432] btrfs_mount_root+0x4a6/0x16f0 [ 61.898655] ? btrfs_decode_error+0x50/0x50 [ 61.902971] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.907973] ? pcpu_alloc+0xb9c/0xdf0 [ 61.911757] ? pcpu_balance_workfn+0x1010/0x1010 [ 61.916494] ? __lockdep_init_map+0x105/0x590 [ 61.920986] ? __lockdep_init_map+0x105/0x590 [ 61.925476] mount_fs+0x7f/0x2a2 [ 61.928834] vfs_kern_mount.part.34+0x58/0x3d0 [ 61.933398] vfs_kern_mount+0xe/0x20 [ 61.937120] btrfs_mount+0x21a/0x12f5 [ 61.941020] ? lock_downgrade+0x860/0x860 [ 61.945162] ? find_held_lock+0x36/0x1d0 [ 61.949208] ? kasan_check_write+0x14/0x20 [ 61.953426] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.958280] ? btrfs_remount+0x1000/0x1000 [ 61.962518] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.967534] ? pcpu_alloc+0xb9c/0xdf0 [ 61.971339] ? pcpu_balance_workfn+0x1010/0x1010 [ 61.976086] ? __lockdep_init_map+0x105/0x590 [ 61.980588] mount_fs+0x7f/0x2a2 [ 61.983978] ? __init_waitqueue_head+0x36/0x90 [ 61.988548] ? mount_fs+0x7f/0x2a2 [ 61.992075] vfs_kern_mount.part.34+0x58/0x3d0 [ 61.996641] do_mount+0x36e/0x2410 [ 62.000199] ? copy_mount_string+0x20/0x20 [ 62.004427] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.009432] ? kmem_cache_alloc_trace+0x350/0x740 [ 62.014273] ? kasan_check_write+0x14/0x20 [ 62.018491] ? copy_mount_options+0x55/0x270 [ 62.022882] ksys_mount+0xba/0xe0 [ 62.026315] __x64_sys_mount+0xb9/0x150 [ 62.030269] do_syscall_64+0xd0/0x4e0 [ 62.034055] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.039224] RIP: 0033:0x45d29a [ 62.042484] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 62.061455] RSP: 002b:00007f1ed0dc1a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.069142] RAX: ffffffffffffffda RBX: 00007f1ed0dc1c90 RCX: 000000000045d29a [ 62.076394] RDX: 00007f1ed0dc1ae0 RSI: 00000000200001c0 RDI: 00007f1ed0dc1b00 [ 62.083662] RBP: 000000000075bf20 R08: 00007f1ed0dc1b40 R09: 00007f1ed0dc1ae0 [ 62.090914] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ed0dc26d4 [ 62.098164] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 62.162854] FAULT_INJECTION: forcing a failure. [ 62.162854] name failslab, interval 1, probability 0, space 0, times 0 [ 62.174316] CPU: 1 PID: 7387 Comm: syz-executor.2 Not tainted 4.19.112-syzkaller #0 [ 62.182123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.191487] Call Trace: [ 62.194083] dump_stack+0x123/0x177 [ 62.197721] should_fail.cold.4+0x5/0x13 [ 62.201793] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.206903] ? lock_downgrade+0x860/0x860 [ 62.211066] __should_failslab+0xba/0xf0 [ 62.215136] should_failslab+0x9/0x14 [ 62.218944] kmem_cache_alloc+0x2bc/0x730 [ 62.223096] ? mutex_trylock+0x1e0/0x1e0 [ 62.227166] getname_kernel+0x4e/0x330 [ 62.231046] kern_path+0x11/0x40 [ 62.234493] lookup_bdev.part.35+0x65/0x150 [ 62.238825] ? bd_acquire+0x290/0x290 [ 62.242666] ? pagecache_get_page+0x780/0x780 [ 62.247167] lookup_bdev+0x47/0x60 [ 62.250699] device_list_add+0x656/0xc40 [ 62.254763] ? btrfs_rm_dev_replace_free_srcdev+0x330/0x330 [ 62.260488] ? __might_sleep+0x95/0x190 [ 62.264467] btrfs_scan_one_device+0x2e6/0xec0 [ 62.269065] ? mark_held_locks+0xc7/0x130 [ 62.273252] ? kfree+0x107/0x220 [ 62.276610] ? btrfs_mount_root+0x424/0x16f0 [ 62.281014] ? device_list_add+0xc40/0xc40 [ 62.285234] ? trace_raw_output_preemptirq_template+0x80/0x120 [ 62.291194] ? btrfs_mount_root+0x424/0x16f0 [ 62.295587] btrfs_mount_root+0x436/0x16f0 [ 62.299820] ? btrfs_decode_error+0x50/0x50 [ 62.304141] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.309148] ? pcpu_alloc+0xb9c/0xdf0 [ 62.312952] ? pcpu_balance_workfn+0x1010/0x1010 [ 62.317705] ? __lockdep_init_map+0x105/0x590 [ 62.322210] ? __lockdep_init_map+0x105/0x590 [ 62.326723] mount_fs+0x7f/0x2a2 [ 62.330089] vfs_kern_mount.part.34+0x58/0x3d0 [ 62.334666] vfs_kern_mount+0xe/0x20 [ 62.338363] btrfs_mount+0x21a/0x12f5 [ 62.342153] ? lock_downgrade+0x860/0x860 [ 62.346291] ? find_held_lock+0x36/0x1d0 [ 62.350360] ? kasan_check_write+0x14/0x20 [ 62.354644] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.359481] ? btrfs_remount+0x1000/0x1000 [ 62.363719] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.368718] ? pcpu_alloc+0xb9c/0xdf0 [ 62.372501] ? pcpu_balance_workfn+0x1010/0x1010 [ 62.377264] ? __lockdep_init_map+0x105/0x590 [ 62.381743] mount_fs+0x7f/0x2a2 [ 62.385109] ? __init_waitqueue_head+0x36/0x90 [ 62.389703] ? mount_fs+0x7f/0x2a2 [ 62.393236] vfs_kern_mount.part.34+0x58/0x3d0 [ 62.397891] do_mount+0x36e/0x2410 [ 62.401542] ? copy_mount_string+0x20/0x20 [ 62.405800] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.410803] ? kmem_cache_alloc_trace+0x350/0x740 [ 62.415628] ? kasan_check_write+0x14/0x20 [ 62.419873] ? copy_mount_options+0x55/0x270 [ 62.424267] ksys_mount+0xba/0xe0 [ 62.427700] __x64_sys_mount+0xb9/0x150 [ 62.431656] do_syscall_64+0xd0/0x4e0 [ 62.435450] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.440619] RIP: 0033:0x45d29a [ 62.443811] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 62.462704] RSP: 002b:00007fcec8adba68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.470398] RAX: ffffffffffffffda RBX: 00007fcec8adbc90 RCX: 000000000045d29a [ 62.477663] RDX: 00007fcec8adbae0 RSI: 00000000200001c0 RDI: 00007fcec8adbb00 [ 62.484914] RBP: 000000000075bf20 R08: 00007fcec8adbb40 R09: 00007fcec8adbae0 [ 62.492237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec8adc6d4 [ 62.499595] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 62.662914] BTRFS warning (device ): duplicate device fsid:devid for fff6f2a2-2997-48ae-b81e-1b00b10efd9a:0 old:/dev/loop4 new:/dev/loop3 [ 62.872403] FAULT_INJECTION: forcing a failure. [ 62.872403] name failslab, interval 1, probability 0, space 0, times 0 [ 62.885581] CPU: 0 PID: 7408 Comm: syz-executor.5 Not tainted 4.19.112-syzkaller #0 [ 62.893415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.902814] Call Trace: [ 62.905474] dump_stack+0x123/0x177 [ 62.909135] should_fail.cold.4+0x5/0x13 [ 62.913232] ? btrfs_read_dev_super+0x9/0x10 [ 62.917820] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.922908] ? find_held_lock+0x36/0x1d0 [ 62.926964] __should_failslab+0xba/0xf0 [ 62.931012] should_failslab+0x9/0x14 [ 62.934792] kmem_cache_alloc_node+0x56/0x730 [ 62.939285] create_task_io_context+0x26/0x3e0 [ 62.943847] generic_make_request_checks+0x1537/0x1d80 [ 62.949104] ? __lock_acquire+0x792/0x4980 [ 62.953319] ? blk_exit_rl+0x60/0x60 [ 62.957015] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 62.963237] ? mark_held_locks+0x130/0x130 [ 62.967620] generic_make_request+0x1b3/0xfe0 [ 62.972105] ? mempool_alloc+0x118/0x320 [ 62.976245] ? blk_get_request+0x560/0x560 [ 62.980464] ? find_held_lock+0x36/0x1d0 [ 62.984508] submit_bio+0x9f/0x3f0 [ 62.988040] ? submit_bio+0x9f/0x3f0 [ 62.991734] ? lock_downgrade+0x860/0x860 [ 62.995864] ? generic_make_request+0xfe0/0xfe0 [ 63.000515] ? kasan_check_read+0x11/0x20 [ 63.004644] ? guard_bio_eod+0x19a/0x500 [ 63.008688] submit_bh_wbc+0x4d1/0x700 [ 63.012754] __bread_gfp+0xc9/0x220 [ 63.016364] btrfs_read_dev_one_super+0x90/0x260 [ 63.021118] btrfs_read_dev_super.part.46+0x5d/0xa0 [ 63.026115] ? btrfs_read_dev_one_super+0x260/0x260 [ 63.031125] ? lru_add_drain_all+0x340/0x480 [ 63.035520] btrfs_read_dev_super+0x9/0x10 [ 63.039759] btrfs_get_bdev_and_sb+0xad/0x290 [ 63.044248] open_fs_devices+0x16f/0xcf0 [ 63.048299] ? find_fsid+0x90/0x90 [ 63.051840] ? __lock_is_held+0xb5/0x140 [ 63.056146] ? btrfs_mount_root+0x424/0x16f0 [ 63.060556] btrfs_open_devices+0x101/0x120 [ 63.064865] btrfs_mount_root+0x4a6/0x16f0 [ 63.069083] ? btrfs_decode_error+0x50/0x50 [ 63.073388] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.078400] ? pcpu_alloc+0xb9c/0xdf0 [ 63.082185] ? pcpu_balance_workfn+0x1010/0x1010 [ 63.086937] ? __lockdep_init_map+0x105/0x590 [ 63.091444] ? __lockdep_init_map+0x105/0x590 [ 63.096010] mount_fs+0x7f/0x2a2 [ 63.099362] vfs_kern_mount.part.34+0x58/0x3d0 [ 63.103942] vfs_kern_mount+0xe/0x20 [ 63.107634] btrfs_mount+0x21a/0x12f5 [ 63.111451] ? lock_downgrade+0x860/0x860 [ 63.115589] ? find_held_lock+0x36/0x1d0 [ 63.119639] ? kasan_check_write+0x14/0x20 [ 63.123859] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.128690] ? btrfs_remount+0x1000/0x1000 [ 63.132921] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.137919] ? pcpu_alloc+0xb9c/0xdf0 [ 63.141705] ? pcpu_balance_workfn+0x1010/0x1010 [ 63.146443] ? __lockdep_init_map+0x105/0x590 [ 63.150925] mount_fs+0x7f/0x2a2 [ 63.154276] ? __init_waitqueue_head+0x36/0x90 [ 63.160831] ? mount_fs+0x7f/0x2a2 [ 63.164356] vfs_kern_mount.part.34+0x58/0x3d0 [ 63.168920] do_mount+0x36e/0x2410 [ 63.172443] ? copy_mount_string+0x20/0x20 [ 63.176678] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.181976] ? kmem_cache_alloc_trace+0x350/0x740 [ 63.186805] ? kasan_check_write+0x14/0x20 [ 63.191024] ? copy_mount_options+0x55/0x270 [ 63.195453] ksys_mount+0xba/0xe0 [ 63.198898] __x64_sys_mount+0xb9/0x150 [ 63.202868] do_syscall_64+0xd0/0x4e0 [ 63.206743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.211914] RIP: 0033:0x45d29a [ 63.215171] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 63.234499] RSP: 002b:00007fc78cff5a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.242219] RAX: ffffffffffffffda RBX: 00007fc78cff5c90 RCX: 000000000045d29a [ 63.249574] RDX: 00007fc78cff5ae0 RSI: 00000000200001c0 RDI: 00007fc78cff5b00 [ 63.256870] RBP: 000000000075bf20 R08: 00007fc78cff5b40 R09: 00007fc78cff5ae0 [ 63.264143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc78cff66d4 [ 63.271408] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 63.411958] FAULT_INJECTION: forcing a failure. [ 63.411958] name failslab, interval 1, probability 0, space 0, times 0 [ 63.423580] CPU: 0 PID: 7421 Comm: syz-executor.2 Not tainted 4.19.112-syzkaller #0 [ 63.431380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.440735] Call Trace: [ 63.443328] dump_stack+0x123/0x177 [ 63.446962] should_fail.cold.4+0x5/0x13 [ 63.451027] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.456123] ? lock_downgrade+0x860/0x860 [ 63.460430] __should_failslab+0xba/0xf0 [ 63.464495] should_failslab+0x9/0x14 [ 63.468288] kmem_cache_alloc_node+0x26b/0x730 [ 63.472881] ? find_held_lock+0x36/0x1d0 [ 63.477004] __alloc_skb+0xa7/0x580 [ 63.480736] ? skb_trim+0x160/0x160 [ 63.484360] ? lock_downgrade+0x860/0x860 [ 63.488513] ? kasan_check_read+0x11/0x20 [ 63.492659] alloc_uevent_skb+0x84/0x220 [ 63.496708] kobject_uevent_env+0x6c4/0xec0 [ 63.501015] kobject_uevent+0xb/0x10 [ 63.504713] __loop_clr_fd+0x4b0/0xc80 [ 63.508585] lo_ioctl+0x2ba/0x1e80 [ 63.512108] ? __lock_acquire+0x792/0x4980 [ 63.516335] blkdev_ioctl+0x7ae/0x16e0 [ 63.520209] ? blkpg_ioctl+0x8f0/0x8f0 [ 63.524079] ? mark_held_locks+0x130/0x130 [ 63.528313] ? save_stack+0xa9/0xd0 [ 63.531934] ? save_stack+0x43/0xd0 [ 63.535551] ? __kasan_slab_free+0x102/0x150 [ 63.539943] ? kasan_slab_free+0xe/0x10 [ 63.543911] ? kfree+0xcf/0x220 [ 63.547197] block_ioctl+0xd7/0x130 [ 63.550807] do_vfs_ioctl+0x196/0x10c0 [ 63.554688] ? ioctl_preallocate+0x1c0/0x1c0 [ 63.559081] ? selinux_file_mprotect+0x5f0/0x5f0 [ 63.563815] ? ftrace_dump+0x411/0x450 [ 63.567700] ? ksys_dup3+0x2e0/0x2e0 [ 63.571394] ? ksys_mount+0x62/0xe0 [ 63.575003] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.579566] ? kfree+0x107/0x220 [ 63.583075] ? security_file_ioctl+0x4a/0x90 [ 63.587463] ? __fget_light+0x174/0x1e0 [ 63.591419] ksys_ioctl+0x62/0x90 [ 63.594869] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.599457] __x64_sys_ioctl+0x6e/0xb0 [ 63.603363] do_syscall_64+0xd0/0x4e0 [ 63.607153] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.612326] RIP: 0033:0x45a6b7 [ 63.615516] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.634530] RSP: 002b:00007fcec8adba68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 63.642239] RAX: ffffffffffffffda RBX: 00007fcec8adbc90 RCX: 000000000045a6b7 [ 63.649501] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 63.656854] RBP: 000000000075bf20 R08: 00007fcec8adbb40 R09: 00007fcec8adbae0 [ 63.664115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec8adc6d4 [ 63.671366] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 63.736460] FAULT_INJECTION: forcing a failure. [ 63.736460] name failslab, interval 1, probability 0, space 0, times 0 [ 63.751646] CPU: 0 PID: 7429 Comm: syz-executor.0 Not tainted 4.19.112-syzkaller #0 [ 63.759495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.768845] Call Trace: [ 63.771488] dump_stack+0x123/0x177 [ 63.775142] should_fail.cold.4+0x5/0x13 [ 63.779214] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.784308] ? lock_downgrade+0x860/0x860 [ 63.788443] __should_failslab+0xba/0xf0 [ 63.792504] should_failslab+0x9/0x14 [ 63.796290] kmem_cache_alloc+0x2bc/0x730 [ 63.800430] ? _atomic_dec_and_lock_irqsave+0x1d0/0x1d0 [ 63.805792] ? __mutex_unlock_slowpath+0x310/0x6a0 [ 63.810727] getname_kernel+0x4e/0x330 [ 63.814610] kern_path+0x11/0x40 [ 63.818662] lookup_bdev.part.35+0x65/0x150 [ 63.822980] ? bd_acquire+0x290/0x290 [ 63.826942] ? btrfs_open_devices+0x5d/0x120 [ 63.831347] ? memset+0x31/0x40 [ 63.834634] blkdev_get_by_path+0x58/0xb0 [ 63.838770] btrfs_get_bdev_and_sb+0x1f/0x290 [ 63.843375] open_fs_devices+0x16f/0xcf0 [ 63.847431] ? find_fsid+0x90/0x90 [ 63.850963] ? __lock_is_held+0xb5/0x140 [ 63.855100] ? btrfs_mount_root+0x424/0x16f0 [ 63.859518] btrfs_open_devices+0x101/0x120 [ 63.863835] btrfs_mount_root+0x4a6/0x16f0 [ 63.868059] ? btrfs_decode_error+0x50/0x50 [ 63.872372] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.877379] ? pcpu_alloc+0xb9c/0xdf0 [ 63.881173] ? pcpu_balance_workfn+0x1010/0x1010 [ 63.885917] ? __lockdep_init_map+0x105/0x590 [ 63.890407] ? __lockdep_init_map+0x105/0x590 [ 63.895133] mount_fs+0x7f/0x2a2 [ 63.898515] vfs_kern_mount.part.34+0x58/0x3d0 [ 63.903111] vfs_kern_mount+0xe/0x20 [ 63.906826] btrfs_mount+0x21a/0x12f5 [ 63.910620] ? lock_downgrade+0x860/0x860 [ 63.914755] ? find_held_lock+0x36/0x1d0 [ 63.918817] ? kasan_check_write+0x14/0x20 [ 63.923046] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.927896] ? btrfs_remount+0x1000/0x1000 [ 63.932120] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.937123] ? pcpu_alloc+0xb9c/0xdf0 [ 63.940909] ? pcpu_balance_workfn+0x1010/0x1010 [ 63.945764] ? __lockdep_init_map+0x105/0x590 [ 63.950249] mount_fs+0x7f/0x2a2 [ 63.953602] ? __init_waitqueue_head+0x36/0x90 [ 63.958167] ? mount_fs+0x7f/0x2a2 [ 63.961707] vfs_kern_mount.part.34+0x58/0x3d0 [ 63.966274] do_mount+0x36e/0x2410 [ 63.969938] ? copy_mount_string+0x20/0x20 [ 63.974165] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.979204] ? kmem_cache_alloc_trace+0x350/0x740 [ 63.984039] ? kasan_check_write+0x14/0x20 [ 63.988296] ? copy_mount_options+0x55/0x270 [ 63.992704] ksys_mount+0xba/0xe0 [ 63.996141] __x64_sys_mount+0xb9/0x150 [ 64.000125] do_syscall_64+0xd0/0x4e0 [ 64.003917] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.009195] RIP: 0033:0x45d29a [ 64.012381] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 64.031443] RSP: 002b:00007f8fcfd04a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.039225] RAX: ffffffffffffffda RBX: 00007f8fcfd04c90 RCX: 000000000045d29a [ 64.046484] RDX: 00007f8fcfd04ae0 RSI: 00000000200001c0 RDI: 00007f8fcfd04b00 [ 64.053748] RBP: 000000000075bf20 R08: 00007f8fcfd04b40 R09: 00007f8fcfd04ae0 [ 64.061003] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8fcfd056d4 [ 64.068305] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 64.170942] FAULT_INJECTION: forcing a failure. [ 64.170942] name failslab, interval 1, probability 0, space 0, times 0 [ 64.182419] CPU: 1 PID: 7434 Comm: syz-executor.3 Not tainted 4.19.112-syzkaller #0 [ 64.190211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.199557] Call Trace: [ 64.202142] dump_stack+0x123/0x177 [ 64.205767] should_fail.cold.4+0x5/0x13 [ 64.209818] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.214938] ? lock_downgrade+0x860/0x860 [ 64.219080] __should_failslab+0xba/0xf0 [ 64.223124] should_failslab+0x9/0x14 [ 64.226903] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.231559] ? bd_set_size+0x86/0xb0 [ 64.235286] kobject_uevent_env+0x1c4/0xec0 [ 64.239622] ? up_write+0x1c/0x150 [ 64.243269] kobject_uevent+0xb/0x10 [ 64.247076] __loop_clr_fd+0x4b0/0xc80 [ 64.250961] lo_ioctl+0x2ba/0x1e80 [ 64.254499] ? __lock_acquire+0x792/0x4980 [ 64.258769] blkdev_ioctl+0x7ae/0x16e0 [ 64.262745] ? blkpg_ioctl+0x8f0/0x8f0 [ 64.266624] ? mark_held_locks+0x130/0x130 [ 64.270982] ? save_stack+0xa9/0xd0 [ 64.274607] ? save_stack+0x43/0xd0 [ 64.278235] ? __kasan_slab_free+0x102/0x150 [ 64.282771] ? kasan_slab_free+0xe/0x10 [ 64.286753] ? kfree+0xcf/0x220 [ 64.290114] block_ioctl+0xd7/0x130 [ 64.293733] do_vfs_ioctl+0x196/0x10c0 [ 64.297615] ? ioctl_preallocate+0x1c0/0x1c0 [ 64.302013] ? selinux_file_mprotect+0x5f0/0x5f0 [ 64.306752] ? ftrace_dump+0x411/0x450 [ 64.310636] ? ksys_dup3+0x2e0/0x2e0 [ 64.314352] ? ksys_mount+0x62/0xe0 [ 64.317994] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.322759] ? kfree+0x107/0x220 [ 64.326115] ? security_file_ioctl+0x4a/0x90 [ 64.330523] ? __fget_light+0x174/0x1e0 [ 64.334504] ksys_ioctl+0x62/0x90 [ 64.337959] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.342542] __x64_sys_ioctl+0x6e/0xb0 [ 64.346424] do_syscall_64+0xd0/0x4e0 [ 64.350237] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.355415] RIP: 0033:0x45a6b7 [ 64.358590] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.377655] RSP: 002b:00007f6e05ff4a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 64.385352] RAX: ffffffffffffffda RBX: 00007f6e05ff4c90 RCX: 000000000045a6b7 [ 64.392613] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 64.399888] RBP: 000000000075bf20 R08: 00007f6e05ff4b40 R09: 00007f6e05ff4ae0 [ 64.407151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6e05ff56d4 [ 64.415460] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 64.460711] FAULT_INJECTION: forcing a failure. [ 64.460711] name failslab, interval 1, probability 0, space 0, times 0 [ 64.498066] CPU: 1 PID: 7436 Comm: syz-executor.4 Not tainted 4.19.112-syzkaller #0 [ 64.505909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.515269] Call Trace: [ 64.517857] dump_stack+0x123/0x177 [ 64.521474] should_fail.cold.4+0x5/0x13 [ 64.525520] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.530615] ? lock_downgrade+0x860/0x860 [ 64.534775] __should_failslab+0xba/0xf0 [ 64.540464] should_failslab+0x9/0x14 [ 64.544263] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.548926] ? bd_set_size+0xb0/0xb0 [ 64.552643] ? wait_for_completion+0x460/0x460 [ 64.557235] btrfs_alloc_device+0xa7/0x660 [ 64.561460] ? btrfs_find_device_by_devspec+0xc0/0xc0 [ 64.566649] ? blkdev_put+0x73/0x480 [ 64.570393] close_fs_devices.part.45+0x181/0x7a0 [ 64.575244] ? wait_for_completion+0x460/0x460 [ 64.579830] btrfs_close_devices+0x80/0x1b0 [ 64.584144] btrfs_mount_root+0xeb4/0x16f0 [ 64.588364] ? btrfs_decode_error+0x50/0x50 [ 64.592677] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.597731] ? pcpu_alloc+0xb9c/0xdf0 [ 64.601532] ? pcpu_balance_workfn+0x1010/0x1010 [ 64.606278] ? __lockdep_init_map+0x105/0x590 [ 64.610787] ? __lockdep_init_map+0x105/0x590 [ 64.615294] mount_fs+0x7f/0x2a2 [ 64.618678] vfs_kern_mount.part.34+0x58/0x3d0 [ 64.623261] vfs_kern_mount+0xe/0x20 [ 64.626978] btrfs_mount+0x21a/0x12f5 [ 64.630768] ? lock_downgrade+0x860/0x860 [ 64.634913] ? find_held_lock+0x36/0x1d0 [ 64.638972] ? kasan_check_write+0x14/0x20 [ 64.643203] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.648059] ? btrfs_remount+0x1000/0x1000 [ 64.652311] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.657341] ? pcpu_alloc+0xb9c/0xdf0 [ 64.661147] ? pcpu_balance_workfn+0x1010/0x1010 [ 64.665896] ? __lockdep_init_map+0x105/0x590 [ 64.670401] mount_fs+0x7f/0x2a2 [ 64.673767] ? __init_waitqueue_head+0x36/0x90 [ 64.678338] ? mount_fs+0x7f/0x2a2 [ 64.681867] vfs_kern_mount.part.34+0x58/0x3d0 [ 64.686456] do_mount+0x36e/0x2410 [ 64.689996] ? copy_mount_string+0x20/0x20 [ 64.694221] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.699279] ? kmem_cache_alloc_trace+0x350/0x740 [ 64.704142] ? kasan_check_write+0x14/0x20 [ 64.708399] ? copy_mount_options+0x55/0x270 [ 64.712808] ksys_mount+0xba/0xe0 [ 64.716389] __x64_sys_mount+0xb9/0x150 [ 64.720388] do_syscall_64+0xd0/0x4e0 [ 64.724191] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.729376] RIP: 0033:0x45d29a [ 64.732564] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 64.751477] RSP: 002b:00007f1ed0dc1a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.759185] RAX: ffffffffffffffda RBX: 00007f1ed0dc1c90 RCX: 000000000045d29a [ 64.766471] RDX: 00007f1ed0dc1ae0 RSI: 00000000200001c0 RDI: 00007f1ed0dc1b00 [ 64.773739] RBP: 000000000075bf20 R08: 00007f1ed0dc1b40 R09: 00007f1ed0dc1ae0 [ 64.781006] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ed0dc26d4 [ 64.788262] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 64.797414] ------------[ cut here ]------------ [ 64.802408] kernel BUG at fs/btrfs/volumes.c:1068! [ 64.807826] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 64.813201] CPU: 1 PID: 7436 Comm: syz-executor.4 Not tainted 4.19.112-syzkaller #0 [ 64.820993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.830403] RIP: 0010:close_fs_devices.part.45+0x4eb/0x7a0 [ 64.836030] Code: 0f 85 9e 01 00 00 48 8d 7a 30 4c 89 43 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 6a 01 00 00 48 83 6a 30 01 e9 45 fc ff ff <0f> 0b 0f 0b 4c 89 f7 e8 e9 24 e6 fe e9 a7 fb ff ff e8 df 24 e6 fe [ 64.855131] RSP: 0018:ffff88809560f6d8 EFLAGS: 00010202 [ 64.860482] RAX: fffffffffffffff4 RBX: ffff888090e58940 RCX: 0000000000000000 [ 64.867739] RDX: 1ffffffff10a40e9 RSI: 0000000000000000 RDI: 0000000000000286 [ 64.875043] RBP: ffff88809560f748 R08: ffffed1015d64733 R09: ffffed1015d64732 [ 64.882479] R10: ffffed1015d64732 R11: ffff8880aeb23993 R12: dffffc0000000000 [ 64.889769] R13: ffff88809bacc918 R14: ffff888090e58960 R15: fffffffffffffff4 [ 64.897654] FS: 00007f1ed0dc2700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 64.905883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.911768] CR2: 00007f44759bd110 CR3: 000000009fd1d000 CR4: 00000000001406e0 [ 64.919038] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.926357] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.933739] Call Trace: [ 64.936343] ? wait_for_completion+0x460/0x460 [ 64.940935] btrfs_close_devices+0x80/0x1b0 [ 64.945276] btrfs_mount_root+0xeb4/0x16f0 [ 64.949666] ? btrfs_decode_error+0x50/0x50 [ 64.953978] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.958989] ? pcpu_alloc+0xb9c/0xdf0 [ 64.963387] ? pcpu_balance_workfn+0x1010/0x1010 [ 64.968128] ? __lockdep_init_map+0x105/0x590 [ 64.972609] ? __lockdep_init_map+0x105/0x590 [ 64.977143] mount_fs+0x7f/0x2a2 [ 64.980620] vfs_kern_mount.part.34+0x58/0x3d0 [ 64.985250] vfs_kern_mount+0xe/0x20 [ 64.988970] btrfs_mount+0x21a/0x12f5 [ 64.992757] ? lock_downgrade+0x860/0x860 [ 64.996991] ? find_held_lock+0x36/0x1d0 [ 65.001044] ? kasan_check_write+0x14/0x20 [ 65.005329] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.010297] ? btrfs_remount+0x1000/0x1000 [ 65.014536] ? rcu_read_lock_sched_held+0x108/0x120 [ 65.019537] ? pcpu_alloc+0xb9c/0xdf0 [ 65.023329] ? pcpu_balance_workfn+0x1010/0x1010 [ 65.028079] ? __lockdep_init_map+0x105/0x590 [ 65.032564] mount_fs+0x7f/0x2a2 [ 65.036181] ? __init_waitqueue_head+0x36/0x90 [ 65.040857] ? mount_fs+0x7f/0x2a2 [ 65.044539] vfs_kern_mount.part.34+0x58/0x3d0 [ 65.049106] do_mount+0x36e/0x2410 [ 65.052639] ? copy_mount_string+0x20/0x20 [ 65.056861] ? rcu_read_lock_sched_held+0x108/0x120 [ 65.062210] ? kmem_cache_alloc_trace+0x350/0x740 [ 65.067044] ? kasan_check_write+0x14/0x20 [ 65.071275] ? copy_mount_options+0x55/0x270 [ 65.075887] ksys_mount+0xba/0xe0 [ 65.079334] __x64_sys_mount+0xb9/0x150 [ 65.083319] do_syscall_64+0xd0/0x4e0 [ 65.087111] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.092293] RIP: 0033:0x45d29a [ 65.095487] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 65.115230] RSP: 002b:00007f1ed0dc1a68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.123223] RAX: ffffffffffffffda RBX: 00007f1ed0dc1c90 RCX: 000000000045d29a [ 65.130573] RDX: 00007f1ed0dc1ae0 RSI: 00000000200001c0 RDI: 00007f1ed0dc1b00 [ 65.137945] RBP: 000000000075bf20 R08: 00007f1ed0dc1b40 R09: 00007f1ed0dc1ae0 [ 65.145214] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ed0dc26d4 [ 65.152476] R13: 00000000004cac23 R14: 00000000004e4130 R15: 0000000000000003 [ 65.159755] Modules linked in: [ 65.163500] ---[ end trace 7f901bf43cc5a6d7 ]--- [ 65.168270] RIP: 0010:close_fs_devices.part.45+0x4eb/0x7a0 [ 65.173955] Code: 0f 85 9e 01 00 00 48 8d 7a 30 4c 89 43 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 6a 01 00 00 48 83 6a 30 01 e9 45 fc ff ff <0f> 0b 0f 0b 4c 89 f7 e8 e9 24 e6 fe e9 a7 fb ff ff e8 df 24 e6 fe [ 65.192989] RSP: 0018:ffff88809560f6d8 EFLAGS: 00010202 [ 65.198369] RAX: fffffffffffffff4 RBX: ffff888090e58940 RCX: 0000000000000000 [ 65.205729] RDX: 1ffffffff10a40e9 RSI: 0000000000000000 RDI: 0000000000000286 [ 65.213162] RBP: ffff88809560f748 R08: ffffed1015d64733 R09: ffffed1015d64732 [ 65.220473] R10: ffffed1015d64732 R11: ffff8880aeb23993 R12: dffffc0000000000 [ 65.227736] R13: ffff88809bacc918 R14: ffff888090e58960 R15: fffffffffffffff4 [ 65.235069] FS: 00007f1ed0dc2700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 65.243535] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.249409] CR2: 00007f44759bd110 CR3: 000000009fd1d000 CR4: 00000000001406e0 [ 65.256722] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.264251] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.271568] Kernel panic - not syncing: Fatal exception [ 65.278207] Kernel Offset: disabled [ 65.281831] Rebooting in 86400 seconds..