, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 989.281203] FAT-fs (loop3): bogus number of reserved sectors [ 989.291609] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:20 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 989.416063] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user 19:53:20 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x8c', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 989.644886] FAT-fs (loop3): bogus number of reserved sectors [ 989.667556] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 989.670051] FAT-fs (loop3): Can't find a valid FAT filesystem [ 989.858249] FAT-fs (loop3): bogus number of reserved sectors [ 989.882584] FAT-fs (loop3): Can't find a valid FAT filesystem [ 992.413795] IPVS: ftp: loaded support on port[0] = 21 [ 993.059923] IPVS: ftp: loaded support on port[0] = 21 [ 993.065552] chnl_net:caif_netlink_parms(): no params data found [ 993.127396] device bridge_slave_1 left promiscuous mode [ 993.135581] bridge0: port 2(bridge_slave_1) entered disabled state [ 993.199364] device bridge_slave_0 left promiscuous mode [ 993.204890] bridge0: port 1(bridge_slave_0) entered disabled state [ 999.901502] device hsr_slave_1 left promiscuous mode [ 999.943450] device hsr_slave_0 left promiscuous mode [ 1000.010625] team0 (unregistering): Port device team_slave_1 removed [ 1000.031508] team0 (unregistering): Port device team_slave_0 removed [ 1000.051975] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 1000.123787] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 1000.280877] bond0 (unregistering): Released all slaves [ 1000.378020] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.387537] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.402313] device bridge_slave_0 entered promiscuous mode [ 1000.448953] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.455345] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.470253] device bridge_slave_1 entered promiscuous mode [ 1000.584518] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.611289] chnl_net:caif_netlink_parms(): no params data found [ 1000.628665] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.686387] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.695265] team0: Port device team_slave_0 added [ 1000.722178] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1000.730650] team0: Port device team_slave_1 added [ 1000.735760] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.748398] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.755753] device bridge_slave_0 entered promiscuous mode [ 1000.781627] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1000.801611] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.807981] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.833269] device bridge_slave_1 entered promiscuous mode [ 1000.853446] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1000.971260] device hsr_slave_0 entered promiscuous mode [ 1001.008699] device hsr_slave_1 entered promiscuous mode [ 1001.049829] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1001.057655] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.092760] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1001.118269] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.149172] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1001.156759] team0: Port device team_slave_0 added [ 1001.195665] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1001.219740] team0: Port device team_slave_1 added [ 1001.225461] bridge0: port 2(bridge_slave_1) entered blocking state [ 1001.231873] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1001.249871] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1001.268773] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1001.351824] device hsr_slave_0 entered promiscuous mode [ 1001.389534] device hsr_slave_1 entered promiscuous mode [ 1001.429004] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.436054] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.479669] bridge0: port 2(bridge_slave_1) entered disabled state [ 1001.525696] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1001.553033] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1001.571603] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1001.580010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1001.587045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1001.611594] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1001.617696] 8021q: adding VLAN 0 to HW filter on device team0 [ 1001.640028] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.663549] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1001.685213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1001.693768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1001.725559] bridge0: port 1(bridge_slave_0) entered blocking state [ 1001.731990] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1001.750096] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1001.766104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1001.774063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1001.789265] bridge0: port 2(bridge_slave_1) entered blocking state [ 1001.795637] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1001.810328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1001.827105] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1001.855149] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1001.884810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1001.900252] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1001.908250] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1001.930726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1001.944682] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1001.956912] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1001.965073] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1001.985686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1002.004835] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.012316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1002.025715] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1002.043622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.065632] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.093466] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1002.112917] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.130468] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.136821] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1002.153740] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1002.169494] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1002.177937] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1002.196956] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1002.203468] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1002.222542] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.237658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1002.246275] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1002.261649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.274251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.285189] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.291597] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.312253] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1002.328804] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.347484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1002.355028] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.370224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.384916] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.393657] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.400058] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.416334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1002.430790] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1002.448526] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1002.456432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1002.475305] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1002.487184] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1002.509750] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1002.520562] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1002.537223] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1002.546589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1002.569154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1002.578835] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1002.588261] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1002.604608] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1002.632942] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1002.650627] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1002.657370] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1002.673016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1002.684105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1002.702277] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1002.737469] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1002.762982] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1002.783312] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1002.798693] EXT4-fs: 8 callbacks suppressed [ 1002.798704] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value [ 1002.887948] EXT4-fs warning: 3 callbacks suppressed [ 1002.887962] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) [ 1002.929319] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:34 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000003c0)=ANY=[@ANYBLOB="646174615f6572723d61626f72742c00406ac2741d7f1759bf450d01dd7c43d504cc405c0e6a31248762be56fa5c187ef1e488"]) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x363141, 0x108) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) 19:53:34 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xf5', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:34 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:34 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:34 executing program 5: r0 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x1) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) futimesat(r0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x5, 0xccd40b7bc0612ec9) r6 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$get_persistent(0x16, 0xee01, r6) keyctl$link(0x8, r6, 0xfffffffffffffffb) add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000280)={'syz', 0x0}, 0x0, 0x0, r6) r7 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0x5, 0x660480) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) ppoll(&(0x7f0000000140)=[{r2, 0x621}, {r3, 0x1000}, {r5, 0x1672}, {r0, 0xcbf44c13bb47d8c1}, {r7, 0x4a0}, {r9, 0x4000}, {r0, 0x100}], 0x7, &(0x7f00000001c0)={r10, r11+10000000}, &(0x7f0000000200)={0x6}, 0x8) [ 1003.033633] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1003.070155] FAT-fs (loop3): bogus number of reserved sectors [ 1003.079901] EXT4-fs (sda1): Remounting filesystem read-only [ 1003.090546] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1003.179561] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value 19:53:34 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0x80, 0x28) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000040), &(0x7f0000000080)=0x4) 19:53:34 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xf6', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) 19:53:34 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:34 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB='data_et,\x00']) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ioctl$sock_rose_SIOCRSCLRRT(r2, 0x89e4) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x341042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) [ 1003.350831] kauditd_printk_skb: 14 callbacks suppressed [ 1003.350844] audit: type=1800 audit(1570564414.546:371): pid=4509 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16881 res=0 19:53:34 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x80000, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f0000000080)='/dev/ppp\x00') openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x10000, 0x0) [ 1003.426693] device bridge_slave_1 left promiscuous mode [ 1003.445235] bridge0: port 2(bridge_slave_1) entered disabled state [ 1003.453211] audit: type=1800 audit(1570564414.646:372): pid=4514 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16625 res=0 [ 1003.494621] FAT-fs (loop3): bogus number of reserved sectors [ 1003.504114] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1003.530031] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1003.542621] device bridge_slave_0 left promiscuous mode [ 1003.548250] bridge0: port 1(bridge_slave_0) entered disabled state [ 1003.568418] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:34 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1003.663080] FAT-fs (loop3): bogus number of reserved sectors [ 1003.675603] EXT4-fs (sda1): Unrecognized mount option "data_et" or missing value [ 1003.686594] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:34 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:35 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r2, r3) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f00000000c0)={0x0, 0x0}, &(0x7f0000000100)=0xc) setresuid(0x0, r2, r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r1, r7, 0x0, 0x80001d00c0d0) getsockopt$IP_VS_SO_GET_TIMEOUT(r1, 0x0, 0x486, &(0x7f0000000000), &(0x7f0000000080)=0xc) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1003.769588] EXT4-fs (sda1): Unrecognized mount option "data_et" or missing value [ 1003.770020] FAT-fs (loop4): bogus number of reserved sectors [ 1003.831626] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1003.857396] audit: type=1800 audit(1570564415.046:373): pid=4542 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16514 res=0 19:53:35 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1003.887428] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:35 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)={[{@data_err_abort='data_err=abort'}], [], 0x700}) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x270) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) [ 1003.940378] FAT-fs (loop3): bogus number of reserved sectors [ 1003.946425] FAT-fs (loop4): bogus number of reserved sectors [ 1003.960527] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1003.971375] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1003.985637] audit: type=1800 audit(1570564415.176:374): pid=4544 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16961 res=0 19:53:35 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1004.052754] device hsr_slave_1 left promiscuous mode [ 1004.060333] audit: type=1800 audit(1570564415.176:375): pid=4549 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16961 res=0 19:53:35 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0xc0000, 0x57) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x75, &(0x7f00000001c0)={r5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000280)='/dev/btrfs-control\x00', 0x1040, 0x0) epoll_ctl$EPOLL_CTL_DEL(r6, 0x2, r1) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000040)={r5, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r2, 0x84, 0x5, &(0x7f00000000c0)={r7, @in={{0x2, 0x4e22, @local}}}, 0x84) [ 1004.134041] device hsr_slave_0 left promiscuous mode [ 1004.150195] FAT-fs (loop3): bogus number of reserved sectors [ 1004.156241] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1004.172756] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1004.205334] EXT4-fs (sda1): Remounting filesystem read-only [ 1004.235811] FAT-fs (loop4): bogus number of reserved sectors [ 1004.245537] team0 (unregistering): Port device team_slave_1 removed 19:53:35 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1004.248851] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1004.286522] team0 (unregistering): Port device team_slave_0 removed [ 1004.287216] audit: type=1800 audit(1570564415.476:376): pid=4564 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16961 res=0 [ 1004.354831] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 1004.418032] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1004.438914] EXT4-fs (sda1): Remounting filesystem read-only [ 1004.457761] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 1004.505147] audit: type=1800 audit(1570564415.696:377): pid=4572 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16913 res=0 [ 1004.543982] audit: type=1800 audit(1570564415.716:378): pid=4556 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16913 res=0 [ 1004.682447] bond0 (unregistering): Released all slaves 19:53:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) 19:53:35 executing program 5: prctl$PR_GET_SECCOMP(0x15) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) socket$inet6_udp(0xa, 0x2, 0x0) r2 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x2, 0xd4900) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:53:35 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:35 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:35 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f0000000480)=ANY=[@ANYBLOB="6e6f6a6f75726e616c5f636865636b73976d2c00c2b887153727656e9edc738dc2687cd5a8ded8c74f336c46d6a043e455c6e8a53e4bec34fa6e79e430175148e3ced9253b9cd06cf1ae13350f1080c5658ca82a9c2146d28b0634ceb9c5d48b93ebc220d2f0c63a63320fc62a9b86dea78fa2f6a4199e93a8c7bc66232b8f4922a571842169c8610e"]) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) 19:53:36 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1004.821343] FAT-fs (loop3): bogus number of reserved sectors [ 1004.845987] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1004.853657] EXT4-fs (sda1): Unrecognized mount option "nojournal_checks—m" or missing value [ 1004.878634] FAT-fs (loop4): bogus number of reserved sectors [ 1004.884631] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:36 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x4) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) fcntl$F_GET_FILE_RW_HINT(r1, 0x40d, &(0x7f0000000000)) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f0000000140), &(0x7f0000000180)=0x4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_G_AUDOUT(r3, 0x80345631, &(0x7f0000000100)) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000440)={0x0, 0xa0, &(0x7f0000000380)=[@in6={0xa, 0x4e22, 0x4, @rand_addr="2300bc869678332ed2ff7064768943c0", 0x5}, @in6={0xa, 0x4e22, 0x20, @remote, 0x20}, @in={0x2, 0x4e24, @multicast1}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1e}}, @in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xb}}, @in6={0xa, 0x4e22, 0x2, @remote, 0xad}, @in6={0xa, 0x4e21, 0x100, @mcast2, 0x2b9d}]}, &(0x7f0000000480)=0x10) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = socket$unix(0x1, 0x1, 0x0) bind$unix(r5, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) listen(r5, 0x0) mount$9p_unix(&(0x7f0000000000)='\xe9\x1fq\x89Y\x1e\x923aK\x00', &(0x7f0000000040)='\xe9\x1fq\x89Y\x1e\x923aK\x00', &(0x7f0000000080)='9p\x00', 0x0, &(0x7f0000000100)={'trans=unix,'}) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r4, r6, 0x0, 0x80001d00c0d0) ioctl$SIOCX25SCALLUSERDATA(r6, 0x89e5, &(0x7f00000001c0)={0x11, "1b776f41600483508f4ec772b5a2509432b6d32d02639dd7161f212733af2d34dfebb10681fdc32f092ad799862e84cbf877911f09d29c93348dd11fc7d98e104a12ad863b360fd7d61c245ff4076ffe51bd3fea4cc54e85ad5bda626f3a68e4fa42902892f07e5086ad655ea984825de81423758376fbd476e407958831383c"}) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x61, &(0x7f0000000300)={'filter\x00', 0x4}, 0x68) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000080)=[@in={0x2, 0x4e24, @multicast1}, @in={0x2, 0x4e20, @local}, @in={0x2, 0x4e21, @broadcast}, @in6={0xa, 0x4e21, 0x0, @loopback, 0x81}, @in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xd}}], 0x21) [ 1004.926807] audit: type=1800 audit(1570564416.116:379): pid=4586 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17105 res=0 19:53:36 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1005.067747] EXT4-fs (sda1): Unrecognized mount option "nojournal_checks—m" or missing value [ 1005.071153] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1005.099057] FAT-fs (loop4): bogus number of reserved sectors [ 1005.109437] FAT-fs (loop3): bogus number of reserved sectors 19:53:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) socket$inet6(0xa, 0x400000000001, 0x0) [ 1005.123144] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1005.145970] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:36 executing program 2: r0 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/capi/capi20\x00', 0x10102, 0x0) ioctl$VFIO_IOMMU_MAP_DMA(r0, 0x3b71, &(0x7f0000000400)={0x20, 0x3, 0x966, 0x400, 0x13b}) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)={[{@data_err_abort='data_err=abort'}], [], 0x700}) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r5, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000040)) [ 1005.200199] audit: type=1800 audit(1570564416.396:380): pid=4603 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16801 res=0 19:53:36 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1005.273825] FAT-fs (loop3): bogus number of reserved sectors [ 1005.289191] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1005.332072] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value 19:53:36 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1005.403863] FAT-fs (loop4): bogus number of reserved sectors [ 1005.427822] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1005.445609] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user 19:53:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) [ 1005.619187] FAT-fs (loop4): bogus number of reserved sectors [ 1005.625314] FAT-fs (loop3): bogus number of reserved sectors [ 1005.633944] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1005.640415] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1005.656065] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user 19:53:36 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:37 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)={[{@data_err_abort='data_err=abort'}], [], 0x700}) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) r4 = gettid() ptrace$pokeuser(0x6, r4, 0x5, 0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r3, r5, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r5, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) 19:53:37 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r3, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r2, 0x200004) [ 1005.862941] FAT-fs (loop3): bogus number of reserved sectors [ 1005.869820] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1005.883067] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:37 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1005.937317] FAT-fs (loop4): bogus number of reserved sectors [ 1005.958134] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:37 executing program 5: r0 = open(&(0x7f0000000080)='./file0\x00', 0x2, 0x20) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = add_key(&(0x7f0000000000)='encrypted\x00', &(0x7f0000000040)={'syz', 0x1}, &(0x7f00000000c0)="cf1639bdcf2477059df4219d40f1242ea806212fd1725b64e491df720114179234f6ea80af493e294d3ff80f0a69f906ff6b63f9f27022eb8f02257819615079cac4c0b74785332c824a8a9ea169ea5e0fedbbbb93885e861e6d889460997fd9024381adee1ce599dbabe3a22d3f760286a104643b60cc8da55ee705063302a91f634a66b5f083633061e144009eea7b086b204a122a95fa20ca6925b3588e59a3a0f27688ea79aebaeec83b6d0a545771a833cdbc2f8733f0da89cc3a3243fa4e381c", 0xc3, 0xfffffffffffffffc) r2 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$link(0x8, r2, 0xfffffffffffffffb) mlockall(0x3) keyctl$negate(0xd, r1, 0x81, r2) 19:53:37 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1006.130598] FAT-fs (loop3): bogus number of reserved sectors [ 1006.157427] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1006.213919] encrypted_key: insufficient parameters specified 19:53:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) [ 1006.256061] FAT-fs (loop3): bogus number of reserved sectors [ 1006.271504] FAT-fs (loop4): bogus number of reserved sectors [ 1006.279451] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:37 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)={[{@data_err_abort='data_err=abort'}], [], 0x700}) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) r7 = dup2(r3, r6) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) ioctl$KVM_IRQFD(r7, 0x4020ae76, &(0x7f00000003c0)={r1, 0x1000, 0x4, r9}) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) [ 1006.328421] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:37 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r1, &(0x7f0000000300)=""/122, 0x7a) [ 1006.490680] FAT-fs (loop4): bogus number of reserved sectors [ 1006.515815] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1006.538923] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1006.540354] FAT-fs (loop3): bogus number of reserved sectors 19:53:37 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:37 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1006.599846] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1006.680102] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1006.694024] encrypted_key: insufficient parameters specified 19:53:37 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) 19:53:38 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="76d374415f6572722c61626f72742c00"]) r0 = socket$inet6(0xa, 0x6, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) r3 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$IP_VS_SO_GET_DAEMON(r3, 0x0, 0x487, &(0x7f00000003c0), &(0x7f0000000400)=0x30) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) ioctl$USBDEVFS_GET_SPEED(0xffffffffffffffff, 0x551f) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r5, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000440)=0x0) ptrace$setregs(0xd, r6, 0x8001, &(0x7f0000000480)="b3167d98b18f2608239dd7708c67ce0a7323596dcde5728d7f4f261e86422bf46520e31902abbc70db7c54cc3aae2f96828be4623b9e8e310242350366c84cc58128e434cf520981d1f41f3d2e1636bd77e16c8e2a0138ab65ea97f791b35c279c4af551a7bcf7e412db5d200f") r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) clock_gettime(0x0, &(0x7f0000000500)={0x0, 0x0}) ioctl$VIDIOC_QUERYBUF(r7, 0xc0585609, &(0x7f0000000540)={0x5, 0x9, 0x4, 0x80000000, {r8, r9/1000+30000}, {0x3, 0x0, 0x4, 0xc1, 0x1, 0x7f, "1832108f"}, 0x10001, 0x2, @fd=r1, 0x4}) sendfile(r10, r7, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r7, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) [ 1006.828513] FAT-fs (loop4): bogus number of reserved sectors [ 1006.853166] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:38 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0x80000, 0x19) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1006.947556] FAT-fs (loop3): bogus number of reserved sectors [ 1006.955096] FAT-fs (loop4): bogus number of reserved sectors [ 1006.961036] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1006.967067] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:38 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:38 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x3, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r1, 0x404c534a, &(0x7f0000000080)={0x200, 0x3f, 0x6}) 19:53:38 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) [ 1007.199154] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1007.236036] FAT-fs (loop4): bogus number of reserved sectors [ 1007.253059] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1007.265546] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1007.294925] FAT-fs (loop3): bogus number of reserved sectors [ 1007.312616] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1007.381638] FAT-fs (loop4): bogus number of reserved sectors [ 1007.403227] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:38 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r3, r4) ioctl$SIOCAX25ADDUID(r2, 0x89e1, &(0x7f0000000000)={0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, r3}) 19:53:38 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1007.476571] FAT-fs (loop3): bogus number of reserved sectors [ 1007.487095] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1007.505482] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) 19:53:38 executing program 2: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/dlm-control\x00', 0xc9b35b83ac3711b0, 0x0) ioctl$VIDIOC_OVERLAY(r0, 0x4004560e, &(0x7f0000000400)=0x4) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r3, r4) geteuid() syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xffffffffffffffff, 0x2bc, 0x0, 0x808822, &(0x7f0000000640)={[{@nolazytime='nolazytime'}], [], 0x700}) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r7 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r5, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r7, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r6, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) munlockall() setsockopt$RDS_FREE_MR(r9, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r5, r6, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000040)) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000000440)={0x0}, &(0x7f0000000480)=0xc) sched_rr_get_interval(r10, &(0x7f00000004c0)) 19:53:38 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:38 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) lsetxattr$trusted_overlay_redirect(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='trusted.overlay.redirect\x00', &(0x7f00000000c0)='./file0\x00', 0x8, 0x1) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:53:38 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1007.651232] FAT-fs (loop4): bogus number of reserved sectors [ 1007.682383] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1007.763582] FAT-fs (loop3): bogus number of reserved sectors [ 1007.801109] FAT-fs (loop4): bogus number of reserved sectors [ 1007.807038] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:39 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = getpid() ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r1, 0x2, &(0x7f0000000080)=""/81) getpgrp(r1) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) signalfd(r3, &(0x7f0000000000)={0x1c31668e}, 0x8) 19:53:39 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615f6572723d616265824df76f"]) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) readahead(r3, 0x178f, 0x100000001) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0x20}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) 19:53:39 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) [ 1007.820145] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:39 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) 19:53:39 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:39 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1007.982456] EXT4-fs: 11 callbacks suppressed [ 1007.982467] EXT4-fs (sda1): Unrecognized mount option "data_err=abe‚M÷o" or missing value [ 1008.108662] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value 19:53:39 executing program 5: r0 = open(&(0x7f0000000000)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1008.151912] FAT-fs (loop4): bogus number of reserved sectors [ 1008.167222] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:39 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) socket$inet6(0xa, 0x400000000001, 0x0) [ 1008.275049] FAT-fs (loop3): bogus number of reserved sectors [ 1008.294767] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1008.305852] EXT4-fs (sda1): Unrecognized mount option "data_err=abe‚M÷o" or missing value [ 1008.317159] FAT-fs (loop4): bogus number of reserved sectors [ 1008.325889] EXT4-fs warning: 5 callbacks suppressed [ 1008.325901] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1008.328185] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:39 executing program 5: r0 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x18400, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000001c0)={{{@in=@local, @in6=@empty, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@dev}}, &(0x7f0000000080)=0xe8) ioctl$SIOCAX25DELUID(r0, 0x89e2, &(0x7f00000000c0)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r2}) keyctl$instantiate(0xc, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6ea99c0accfe372365772074656661756c7407000000737465643a656d31203030303030303030303030303030"], 0xfffffffffffffff5, 0xfffffffffffffffd) r3 = add_key(&(0x7f0000000140)='encrypted\x00', &(0x7f0000000180)={'syz'}, &(0x7f0000000100), 0xca, 0xfffffffffffffffe) keyctl$read(0x3, r3, 0x0, 0x0) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) 19:53:39 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1008.422656] kauditd_printk_skb: 7 callbacks suppressed [ 1008.422667] audit: type=1800 audit(1570564419.616:388): pid=4770 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16529 res=0 [ 1008.508106] encrypted_key: master key parameter 'tefault' is invalid [ 1008.509777] audit: type=1800 audit(1570564419.646:389): pid=4752 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16529 res=0 19:53:39 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1008.550233] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value [ 1008.554145] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1008.582156] FAT-fs (loop3): bogus number of reserved sectors [ 1008.588111] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1008.597672] FAT-fs (loop4): bogus number of reserved sectors 19:53:39 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:39 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1008.625290] encrypted_key: master key parameter 'tefault' is invalid [ 1008.625559] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1008.652558] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:39 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)=ANY=[@ANYBLOB="646174615b657a62a1671fa6ec086e84"]) 19:53:39 executing program 5: syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') r0 = open(&(0x7f0000000180)='./file0\x00', 0x220600, 0x184) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cachefiles\x00', 0x210100, 0x0) r1 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/checkreqprot\x00', 0x40000, 0x0) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) getresuid(&(0x7f0000000000), &(0x7f0000000080), &(0x7f00000000c0)) [ 1008.794727] FAT-fs (loop4): bogus number of reserved sectors [ 1008.806536] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1008.879365] FAT-fs (loop3): bogus number of reserved sectors [ 1008.896527] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:40 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1008.922033] EXT4-fs (sda1): Unrecognized mount option "data[ezb¡g¦ìn„" or missing value 19:53:40 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) 19:53:40 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x75, &(0x7f00000001c0)={r3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000000)={r3, 0x1f}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f00000000c0)={r4, 0x76, "17498eaac320e26b58be715e0d9d271b28c4761b5dd69d909ec1743e379faf3473d82d7d475ee2c3d03688351d25584294d7c42f2c0d99628692a4ba1ca259a742730be90eb19a7f2d2c2af7254286849adeac357e6f77bb477ee1ca1e244eb78cfef30f7b1a3452c3e437b1fd2d28dcf88429a81799"}, &(0x7f0000000140)=0x7e) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1009.116251] FAT-fs (loop4): bogus number of reserved sectors [ 1009.142567] FAT-fs (loop3): bogus number of reserved sectors [ 1009.158476] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1009.185509] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1009.188812] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1009.226908] FAT-fs (loop4): bogus number of reserved sectors [ 1009.241770] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) [ 1009.293279] FAT-fs (loop3): bogus number of reserved sectors 19:53:40 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1009.338615] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:40 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0x400, 0x98) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) r3 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x1, 0x8000) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) ioctl$DRM_IOCTL_RES_CTX(r5, 0xc0106426, &(0x7f0000000080)={0x2, &(0x7f00000001c0)=[{}, {}, {}, {}, {}, {0x0}, {}, {}]}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r2, 0xc010641d, &(0x7f0000000100)={r6, &(0x7f00000000c0)=""/47}) fcntl$setflags(r0, 0x2, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000180)='TIPC\x00') sendmsg$TIPC_CMD_GET_NETID(r3, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x99d413ad7cfe052b}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x1c, r7, 0x20, 0x70bd29, 0x25dfdbfc, {}, ["", "", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000c) [ 1009.508518] FAT-fs (loop4): bogus number of reserved sectors [ 1009.532719] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1009.591836] FAT-fs (loop4): bogus number of reserved sectors [ 1009.606554] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:41 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:41 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x0, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:41 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:41 executing program 5: r0 = open(&(0x7f0000000140)='./file0\x00', 0x0, 0x378) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl(r0, 0x5, &(0x7f0000000080)="3ab6297d5b82d1c65f8582081f9228ec726757e69e4942ea6f318ff67a623b443334e5b2d6264f85d070a31b946ca4a438434ca168329e3bfdac31bacaf4263f08893a6b61e3d78b12a7d61d4591d44575aaef0e9439414a8613a8478d058403596201f6637d86746ff07b231622ccac6e8cbd3093a07aa829f01364e90521067529fc42d098d34e55844e6869ffc043ff6a622dbb8172a3d8274f3a07f6f51fa55a26ffd6293b88a87691cf10423aaea532c896ef0f5a9da6dd60") 19:53:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:41 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) r2 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x1, 0x40002) ioctl$KDGKBDIACR(r2, 0x4b4a, &(0x7f00000000c0)=""/238) sendfile(r0, r1, 0x0, 0x80001d00c0d0) r3 = syz_open_dev$dspn(&(0x7f00000001c0)='/dev/dsp#\x00', 0x8, 0xa03640) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r3, 0x111, 0x3, 0x1, 0x4) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) [ 1010.041053] FAT-fs (loop3): bogus number of reserved sectors [ 1010.058431] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1010.084473] FAT-fs (loop4): bogus number of reserved sectors [ 1010.122925] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1010.140080] FAT-fs (loop3): bogus number of reserved sectors [ 1010.146024] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1010.151807] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1010.223539] audit: type=1800 audit(1570564421.416:390): pid=4846 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17572 res=0 19:53:41 executing program 5: r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x64) fchmodat(r0, &(0x7f0000000000)='./file0\x00', 0x1b0) [ 1010.321465] FAT-fs (loop4): bogus number of reserved sectors [ 1010.341018] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:41 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1010.419568] FAT-fs (loop3): bogus number of reserved sectors [ 1010.459857] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1010.545558] FAT-fs (loop3): bogus number of reserved sectors [ 1010.570185] FAT-fs (loop4): bogus number of reserved sectors [ 1010.576150] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1010.582153] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1010.736902] FAT-fs (loop4): bogus number of reserved sectors [ 1010.776510] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:42 executing program 2: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:42 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f0000000000)=r0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:53:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:42 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x0, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:42 executing program 1: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1010.949795] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1010.951724] FAT-fs (loop3): bogus number of reserved sectors [ 1010.994266] FAT-fs (loop4): bogus number of reserved sectors [ 1011.001762] FAT-fs (loop2): bogus number of reserved sectors [ 1011.002842] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1011.016585] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1011.032713] FAT-fs (loop2): Can't find a valid FAT filesystem 19:53:42 executing program 1: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1011.060351] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1011.105008] audit: type=1800 audit(1570564422.296:391): pid=4881 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17559 res=0 19:53:42 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0xeff507ef8519a817, 0x0) ioctl$TIOCNXCL(r0, 0x540d) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000040)={0x9, 0x3, 0x101, 0x100}, 0x8) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:53:42 executing program 2: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:42 executing program 1: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1011.203992] FAT-fs (loop3): bogus number of reserved sectors [ 1011.229593] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:42 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x100, 0x20000) [ 1011.301569] FAT-fs (loop4): bogus number of reserved sectors [ 1011.318207] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:42 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x2001001, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x808026, &(0x7f00000001c0)={[{@data_err_abort='data_err=abort'}], [], 0x700}) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000300)=""/122, 0x7a) readlinkat(r2, &(0x7f0000000100)='./bus\x00', &(0x7f0000000200)=""/151, 0x97) ftruncate(r1, 0x200004) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, &(0x7f0000000140)=""/67) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r5 = dup(r4) ioctl$SIOCX25GSUBSCRIP(r5, 0x89e0, &(0x7f00000003c0)={'eql\x00', 0x4, 0x2}) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r3, r6, 0x0, 0x80001d00c0d0) setsockopt$RDS_FREE_MR(r6, 0x114, 0x3, &(0x7f00000002c0)={{0xffffff00, 0x1}, 0xd}, 0x10) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)) 19:53:42 executing program 1: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1011.407581] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1011.439273] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1011.508079] FAT-fs (loop3): bogus number of reserved sectors [ 1011.519125] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1011.534260] EXT4-fs error (device sda1): ext4_remount:5257: Abort forced by user [ 1011.546008] EXT4-fs (sda1): Remounting filesystem read-only 19:53:42 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x0, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:42 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r3 = dup3(r1, r2, 0x80000) ioctl$FS_IOC_GETFSMAP(r3, 0xc0c0583b, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000000000000a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000070000000200000000000000060000000000000091080000000000000700000000000000000000000000000000000000000000000000000000000000a59f0000c1ffffff080000000000000007000000000000002000000000000000030000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000062558cc58c54b1f2c95201386300"/829]) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000000)=[@text32={0x20, &(0x7f00000003c0)="c4c12de056220f01c9262e2e660f38811866baf80cb8b0a07489ef66bafc0c66b8fbea66ef66baf80cb8346d1d8fef66bafc0ced2e650f01cf0fae45090f009b00000000650f01c20f01cb", 0x4b}], 0x1, 0x20, &(0x7f0000000440), 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) 19:53:42 executing program 1: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1011.595475] FAT-fs (loop3): bogus number of reserved sectors [ 1011.623950] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:42 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1011.741807] FAT-fs (loop4): bogus number of reserved sectors 19:53:43 executing program 1: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1011.796952] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1011.838398] FAT-fs (loop3): bogus number of reserved sectors [ 1011.869289] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1011.886576] FAT-fs (loop4): bogus number of reserved sectors [ 1011.908326] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:43 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:43 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:43 executing program 1: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1012.132742] FAT-fs (loop3): bogus number of reserved sectors [ 1012.158463] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1012.208485] FAT-fs (loop4): bogus number of reserved sectors [ 1012.215982] FAT-fs (loop3): bogus number of reserved sectors [ 1012.238393] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1012.244769] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:43 executing program 1: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:43 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1012.334639] FAT-fs (loop4): bogus number of reserved sectors [ 1012.359669] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1012.463120] FAT-fs (loop3): bogus number of reserved sectors [ 1012.539086] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1012.629272] FAT-fs (loop3): bogus number of reserved sectors [ 1012.635214] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:44 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x0, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:44 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1012.883888] FAT-fs (loop4): bogus number of reserved sectors [ 1012.907384] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1012.986126] FAT-fs (loop4): bogus number of reserved sectors [ 1013.006463] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1015.267282] IPVS: ftp: loaded support on port[0] = 21 [ 1015.939281] device bridge_slave_1 left promiscuous mode [ 1015.944826] bridge0: port 2(bridge_slave_1) entered disabled state [ 1015.999410] device bridge_slave_0 left promiscuous mode [ 1016.004935] bridge0: port 1(bridge_slave_0) entered disabled state [ 1022.096851] device hsr_slave_1 left promiscuous mode [ 1022.153507] device hsr_slave_0 left promiscuous mode [ 1022.212918] team0 (unregistering): Port device team_slave_1 removed [ 1022.233590] team0 (unregistering): Port device team_slave_0 removed [ 1022.253699] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 1022.315837] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 1022.452697] bond0 (unregistering): Released all slaves [ 1022.560509] chnl_net:caif_netlink_parms(): no params data found [ 1022.625282] bridge0: port 1(bridge_slave_0) entered blocking state [ 1022.639683] bridge0: port 1(bridge_slave_0) entered disabled state [ 1022.647096] device bridge_slave_0 entered promiscuous mode [ 1022.668164] bridge0: port 2(bridge_slave_1) entered blocking state [ 1022.682870] bridge0: port 2(bridge_slave_1) entered disabled state [ 1022.691595] device bridge_slave_1 entered promiscuous mode [ 1022.766354] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1022.803233] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1022.852344] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1022.869134] team0: Port device team_slave_0 added [ 1022.874814] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1022.889172] team0: Port device team_slave_1 added [ 1022.894641] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1022.919761] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1023.002026] device hsr_slave_0 entered promiscuous mode [ 1023.038694] device hsr_slave_1 entered promiscuous mode [ 1023.089880] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1023.096988] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1023.129946] bridge0: port 2(bridge_slave_1) entered blocking state [ 1023.136341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1023.143030] bridge0: port 1(bridge_slave_0) entered blocking state [ 1023.149412] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1023.258579] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 1023.264712] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1023.293180] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1023.311763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1023.334340] bridge0: port 1(bridge_slave_0) entered disabled state [ 1023.354158] bridge0: port 2(bridge_slave_1) entered disabled state [ 1023.369609] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1023.382487] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1023.388938] 8021q: adding VLAN 0 to HW filter on device team0 [ 1023.400509] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1023.408190] bridge0: port 1(bridge_slave_0) entered blocking state [ 1023.414591] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1023.462116] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1023.470467] bridge0: port 2(bridge_slave_1) entered blocking state [ 1023.476829] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1023.509411] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1023.527565] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1023.558346] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1023.580012] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1023.588174] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1023.610085] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1023.617831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1023.639268] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1023.652941] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1023.669006] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1023.682410] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1023.773949] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1023.874774] audit: type=1800 audit(1570564435.066:392): pid=4968 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16541 res=0 19:53:55 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:55 executing program 1: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:55 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x0, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:55 executing program 5: r0 = open(&(0x7f0000000780)='./file0\x00', 0x0, 0x0) openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000080)='/selinux/policy\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000700)=@filter={'filter\x00', 0xe, 0x4, 0x518, [0x0, 0x20000100, 0x20000384, 0x200003b4], 0x0, &(0x7f00000000c0), &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{0x60b048efd1a84d8f, 0x20, 0x9200, 'yam0\x00', 'ipddp0\x00', 'veth0\x00', 'syzkaller1\x00', @broadcast, [0x0, 0x0, 0x790d6721a6f59ff, 0xff, 0xb3696604973c4f50, 0xff], @link_local, [0xff, 0x7f, 0x0, 0x0, 0x0, 0x101], 0xbe, 0x10e, 0x13e, [@ipvs={'ipvs\x00', 0x28, {{@ipv4=@multicast1, [0xffffff00, 0xff43f73cad7b4cce, 0xffffff, 0xffffffff], 0x4e21, 0x65, 0x6, 0x4e21, 0x20, 0x20}}}], [@common=@log={'log\x00', 0x28, {{0x6, "0da65f70c2fbc724f6f41d90b4cf23ae6ad33b3a94b7ac192490fda864d0", 0x1f}}}], @common=@STANDARD={'\x00', 0x8}}, {0x1b, 0x1, 0x892f, 'team_slave_0\x00', 'erspan0\x00', 'ip6gre0\x00', 'veth0\x00', @dev={[], 0x1b}, [0x0, 0xff, 0xff, 0x0, 0x7f], @remote, [0x0, 0xff, 0x7f, 0x7f, 0x0, 0x1fe], 0x9e, 0x9e, 0x116, [@pkttype={'pkttype\x00', 0x8, {{0x6}}}], [], @common=@nflog={'nflog\x00', 0x50, {{0x6200, 0x9, 0x400, 0x0, 0x0, "1b994dab1071ba160be80ead2e422fbbcad0493ee64ebbb43efdc7f5bd71556481adbb9d7fe8889c442313f77f311314d4b0d1bc12af9b0a04b8f8575f69de37"}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}, {0x0, '\x00', 0x2, 0x0, 0x2, [{0x3, 0x3, 0x0, 'hsr0\x00', 'erspan0\x00', 'hsr0\x00', 'ifb0\x00', @random="1d653974f8d3", [0x0, 0x1fe, 0xff, 0xff, 0x7f], @empty, [0xff, 0xff, 0xff, 0xff, 0xff, 0x58228b1a204081f4], 0x10e, 0x13e, 0x18e, [@cpu={'cpu\x00', 0x8, {{0x5}}}, @rateest={'rateest\x00', 0x48, {{'team0\x00', 'lapb0\x00', 0x4, 0x0, 0x8001, 0x3, 0x8, 0x19c000, 0xffffffffffff0000, 0x8}}}], [@common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}], @common=@LED={'LED\x00', 0x28, {{'syz0\x00', 0x0, 0x33, 0xfffffffffffffffc}}}}, {0x9, 0x12, 0x6558, 'vcan0\x00', 'bridge_slave_1\x00', 'gre0\x00', 'irlan0\x00', @empty, [0xff, 0xff, 0x0, 0x0, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, [0xff, 0xff, 0x7f, 0x0, 0x1fe, 0xff], 0x6e, 0x6e, 0xa6, [], [], @common=@dnat={'dnat\x00', 0x10, {{@empty, 0xfffffffffffffffe}}}}]}]}, 0x590) r3 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000640)='/dev/mISDNtimer\x00', 0x40000, 0x0) fcntl$setpipe(r3, 0x407, 0x6) ioctl$VIDIOC_G_OUTPUT(r2, 0x8004562e, &(0x7f0000000040)) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:53:55 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:55 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1023.990624] FAT-fs (loop3): bogus number of reserved sectors [ 1024.003435] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1024.061597] FAT-fs (loop4): bogus number of reserved sectors [ 1024.069365] FAT-fs (loop3): bogus number of reserved sectors [ 1024.079909] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1024.092138] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:55 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:55 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:55 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1024.261731] audit: type=1800 audit(1570564435.456:393): pid=4987 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16543 res=0 19:53:55 executing program 5: r0 = open(&(0x7f0000000080)='./file0\x00', 0x200000, 0x14b) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1024.327475] FAT-fs (loop3): bogus number of reserved sectors 19:53:55 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1024.374813] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1024.388419] FAT-fs (loop4): bogus number of reserved sectors [ 1024.414533] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1024.446155] FAT-fs (loop3): bogus number of reserved sectors [ 1024.463671] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:55 executing program 5: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xcd) accept4$ax25(r0, &(0x7f0000000080)={{0x3, @bcast}, [@bcast, @bcast, @default, @bcast, @remote, @remote, @rose, @null]}, &(0x7f0000000000)=0x48, 0x140000) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) 19:53:55 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1024.490006] FAT-fs (loop4): bogus number of reserved sectors [ 1024.508947] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:55 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1024.554492] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1024.651184] FAT-fs (loop3): bogus number of reserved sectors [ 1024.657036] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1024.794374] FAT-fs (loop3): bogus number of reserved sectors [ 1024.848815] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:56 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x0, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:56 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fadvise64(r1, 0x0, 0xd4, 0x4) [ 1025.028527] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1025.089737] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:56 executing program 2: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:56 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:56 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1025.219492] FAT-fs (loop3): bogus number of reserved sectors [ 1025.255816] FAT-fs (loop4): bogus number of reserved sectors 19:53:56 executing program 5: r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x16, &(0x7f00000000c0)) ptrace(0x10, r0) ptrace$getregs(0x3, r0, 0x0, &(0x7f0000000140)=""/4096) ptrace$setopts(0x4206, r0, 0x3e1, 0x48) r1 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x36) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000001140)={0x1d, "efffd24f796eca30d80bd213079cd0bf785eb69d3c1d2e25b449ff141ed84e3ccfd7b0e74c2b5e7d87c83a2a75099a45490a52f1a0d869272751e47650de549d6814082217925990fa5ecf8ceb40e1d00762a914c056d9bd1d215f90ecb7a8361411cdc66d7df23708a4223b290e16b7c14f8f065e61b28bcc962c32e89acaff"}) 19:53:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1025.264446] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1025.281487] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1025.331811] FAT-fs (loop2): bogus number of reserved sectors [ 1025.369747] FAT-fs (loop2): Can't find a valid FAT filesystem 19:53:56 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$KVM_SET_FPU(r0, 0x41a0ae8d, &(0x7f0000000080)={[], 0x0, 0x4, 0xff, 0x0, 0x3, 0x2000, 0x3000, [], 0x6ab5}) 19:53:56 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1025.402010] FAT-fs (loop4): bogus number of reserved sectors [ 1025.426850] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1025.484511] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1025.531454] FAT-fs (loop3): bogus number of reserved sectors [ 1025.553826] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1025.676032] FAT-fs (loop3): bogus number of reserved sectors [ 1025.682292] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:57 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0x0, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:57 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="00000000dc2cb92810904fa9e5f21301ce646ba1a30a78d3abdf1e15"], 0x1}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:57 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:57 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r2 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0x0, 0x600) fdatasync(r2) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r1, 0xc0045540, &(0x7f0000000000)=0x3) r3 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r3, 0x40086607, 0x0) 19:53:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:57 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1025.921325] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1025.945833] FAT-fs (loop4): bogus number of reserved sectors [ 1025.958441] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:57 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1026.046346] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1026.072534] FAT-fs (loop4): bogus number of reserved sectors [ 1026.078914] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:57 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1026.188385] FAT-fs (loop3): bogus number of reserved sectors [ 1026.228344] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1026.313822] FAT-fs (loop4): bogus number of reserved sectors [ 1026.325885] FAT-fs (loop3): bogus number of reserved sectors [ 1026.340698] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1026.358537] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1026.463164] FAT-fs (loop4): bogus number of reserved sectors [ 1026.483961] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:58 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0x0, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:58 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:58 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:58 executing program 5: openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x2000, 0x0) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = gettid() r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r6, r7, 0x0, 0x80001d00c0d0) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r9, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r9, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r9, 0x84, 0x1d, &(0x7f0000000280)=ANY=[@ANYBLOB="004f469b5ea856440be4b5eaa66240f8db57962ea41c5d455ec7cef2faab84dc181702adb125fb170a93125cd657ba45b14cc5688d4a570f14b27bf044de0bb0ed15907f9f3607cd315b033a983753e75010e7e432624bfc5e35d4e5ae788ff888e6f440867c6209cce4bd8de020ad76209546b5941ba8a15097ad1748f8bd5a4ca2dcb0c5d3de2580a2f20a8e2fa7a675297b94c8207873fefcc47d155ab6288d2692ff78251e", @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r8, 0x84, 0x75, &(0x7f00000001c0)={r10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r6, 0x84, 0x7b, &(0x7f00000000c0)={r10}, &(0x7f0000000100)=0x8) r12 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r12, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r12, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_STATUS(r12, 0x84, 0x75, &(0x7f00000001c0)={r11, 0x0, 0x0, 0x0, 0x0, 0x7, 0x80, 0x0, {0x0, @in={{0x2, 0x0, @multicast1}}, 0xfffffffe, 0x80}}, &(0x7f0000000140)=0xb0) setsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0x14, &(0x7f0000000080)=@assoc_value={r5, 0x1}, 0x8) getpriority(0x6, r1) 19:53:58 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x0, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1026.854418] FAT-fs (loop3): bogus number of reserved sectors [ 1026.861365] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1026.877312] FAT-fs (loop4): bogus number of reserved sectors [ 1026.884706] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1026.894241] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:58 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:58 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1027.137365] audit: type=1800 audit(1570564438.326:394): pid=5103 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16848 res=0 [ 1027.181362] FAT-fs (loop3): bogus number of reserved sectors [ 1027.204615] FAT-fs (loop4): bogus number of reserved sectors 19:53:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:58 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x8001, 0x80040) write$P9_RSETATTR(r1, &(0x7f0000000080)={0x7, 0x1b, 0x2}, 0x7) r2 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$get_persistent(0x16, 0xee01, r2) keyctl$link(0x8, r2, 0xfffffffffffffffb) keyctl$update(0x2, r2, &(0x7f00000000c0)="ee67a63942371b4e9b3632be29d1066a257450a2ffc61ac69a87b67c16ad193bb281ddb4d86d807c6ae2da01f29efef5495813e104924e2702c9970182666ca961aa9ea005c9ee3315975939bd98de906ff84c1f71c41de6cb7b0d8da50b8984dcd59ef282faacf4", 0x68) [ 1027.214064] audit: type=1800 audit(1570564438.356:395): pid=5109 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16848 res=0 [ 1027.220872] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1027.246671] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1027.371681] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1027.408992] FAT-fs (loop4): bogus number of reserved sectors [ 1027.434552] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1027.471227] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:53:58 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0x0, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:58 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:58 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:58 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0xb63, 0x40) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1027.771972] FAT-fs (loop4): bogus number of reserved sectors [ 1027.781308] FAT-fs (loop3): bogus number of reserved sectors [ 1027.802476] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1027.809059] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:59 executing program 2: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:53:59 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1027.905010] FAT-fs (loop3): bogus number of reserved sectors [ 1027.919090] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:59 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0x75, &(0x7f00000001c0)={r2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000000)=@assoc_value={r2, 0x8}, &(0x7f0000000180)=0x8) ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r3, 0x800c6613, &(0x7f0000000140)=@v2={0x2, @aes256, 0x3, [], "0a4232ac3bfd7db0c522da4c156ff1c9"}) sendfile(r3, r4, 0x0, 0x80001d00c0d0) sendmsg$nl_route(r4, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xe331ae7aaebe7ecf}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=@getneigh={0x14, 0x1e, 0x200, 0x70bd29, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0xd13c6321c8c97c32) 19:53:59 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) [ 1028.025043] FAT-fs (loop4): bogus number of reserved sectors [ 1028.056197] FAT-fs (loop4): Can't find a valid FAT filesystem 19:53:59 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x0, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1028.094680] audit: type=1800 audit(1570564439.286:396): pid=5150 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16525 res=0 [ 1028.131167] FAT-fs (loop3): bogus number of reserved sectors [ 1028.148574] FAT-fs (loop4): bogus number of reserved sectors [ 1028.168717] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1028.188764] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1028.321848] FAT-fs (loop3): bogus number of reserved sectors [ 1028.338533] FAT-fs (loop3): Can't find a valid FAT filesystem 19:53:59 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:53:59 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) perf_event_open(&(0x7f0000000080)={0x4, 0x70, 0x9, 0x40, 0x7c, 0x8, 0x0, 0x4, 0x20, 0x4, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x4, @perf_config_ext={0x10001, 0xfffffffffffffff7}, 0x11000, 0x0, 0x7, 0x9, 0x9, 0x98, 0x8}, r1, 0x0, 0xffffffffffffffff, 0x1) 19:53:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) 19:53:59 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:59 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:53:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) 19:53:59 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000008c0)=[@text32={0x20, &(0x7f0000000140)="b805000000b9510000000f01c10f46a78900000066ba2100b067ee66ba4100edb9800000c00f3235004000000f30c4c271de9d0000000066b808008ed0660f38806f000f011c2666b8bf008ee0", 0x4d}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000440)={"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"}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb, 0x0, 0x3]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) [ 1028.629691] FAT-fs (loop4): bogus number of reserved sectors [ 1028.661421] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:00 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="00000000dc2cb92810904fa9e5f21301ce646ba1a30a78d3abdf1e15"], 0x1}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:00 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1028.815336] FAT-fs (loop4): bogus number of reserved sectors [ 1028.866912] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:00 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1029.084873] FAT-fs (loop4): bogus number of reserved sectors [ 1029.085726] EXT4-fs warning: 3 callbacks suppressed [ 1029.085778] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1029.120998] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:00 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:00 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="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"], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='ubifs\x00', 0x0, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/status\x00', 0x0, 0x0) r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00000037c0)=[@in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x13}}, @in={0x2, 0x4e21, @multicast2}, @in={0x2, 0x4e24, @multicast2}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x2a}}, @in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, [], 0x2a}, 0xc00}, @in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e21, 0xfff, @ipv4={[], [], @empty}}, @in6={0xa, 0xce23, 0x1ff, @mcast2, 0x8}, @in={0x2, 0x4e24, @loopback}], 0xb4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) accept(r3, &(0x7f0000003200)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @loopback}}}, &(0x7f0000003280)=0x80) openat$ipvs(0xffffffffffffff9c, &(0x7f00000032c0)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000003300), 0xa89b0eb88ae0dade) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x100) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) r6 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r6, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) socket$l2tp(0x18, 0x1, 0x1) socket$bt_rfcomm(0x1f, 0x3, 0x3) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) r9 = socket$inet6(0xa, 0x400000000001, 0x0) close(r9) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r9, 0x84, 0xa, 0x0, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r10, 0x200004) sendfile(r9, r10, 0x0, 0x80001d00c0d0) sendfile(r10, r8, 0x0, 0x80001d00c0d0) syz_open_dev$vcsn(&(0x7f0000003340)='/dev/vcs#\x00', 0x2, 0x800) r11 = socket$inet6(0xa, 0x400000000001, 0x0) close(r11) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r11, 0x84, 0xa, 0x0, 0x0) [ 1029.256159] FAT-fs (loop4): bogus number of reserved sectors [ 1029.284275] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1029.387391] UBIFS error (pid: 5203): cannot open "d…", error -22 [ 1029.435429] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:00 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:00 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:00 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="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"], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='ubifs\x00', 0x0, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/status\x00', 0x0, 0x0) r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00000037c0)=[@in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x13}}, @in={0x2, 0x4e21, @multicast2}, @in={0x2, 0x4e24, @multicast2}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x2a}}, @in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, [], 0x2a}, 0xc00}, @in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e21, 0xfff, @ipv4={[], [], @empty}}, @in6={0xa, 0xce23, 0x1ff, @mcast2, 0x8}, @in={0x2, 0x4e24, @loopback}], 0xb4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) accept(r3, &(0x7f0000003200)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @loopback}}}, &(0x7f0000003280)=0x80) openat$ipvs(0xffffffffffffff9c, &(0x7f00000032c0)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000003300), 0xa89b0eb88ae0dade) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x100) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) r6 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r6, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) socket$l2tp(0x18, 0x1, 0x1) socket$bt_rfcomm(0x1f, 0x3, 0x3) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) r9 = socket$inet6(0xa, 0x400000000001, 0x0) close(r9) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r9, 0x84, 0xa, 0x0, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r10, 0x200004) sendfile(r9, r10, 0x0, 0x80001d00c0d0) sendfile(r10, r8, 0x0, 0x80001d00c0d0) syz_open_dev$vcsn(&(0x7f0000003340)='/dev/vcs#\x00', 0x2, 0x800) r11 = socket$inet6(0xa, 0x400000000001, 0x0) close(r11) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r11, 0x84, 0xa, 0x0, 0x0) 19:54:00 executing program 5: r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cachefiles\x00', 0x800, 0x0) 19:54:00 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1029.628630] FAT-fs (loop4): bogus number of reserved sectors [ 1029.629165] UBIFS error (pid: 5211): cannot open "d…", error -22 [ 1029.642198] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1029.756097] FAT-fs (loop4): bogus number of reserved sectors [ 1029.766618] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:01 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000008c0)=[@text32={0x20, &(0x7f0000000140)="b805000000b9510000000f01c10f46a78900000066ba2100b067ee66ba4100edb9800000c00f3235004000000f30c4c271de9d0000000066b808008ed0660f38806f000f011c2666b8bf008ee0", 0x4d}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000440)={"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"}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb, 0x0, 0x3]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) 19:54:01 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:01 executing program 1 (fault-call:2 fault-nth:0): r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:01 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:01 executing program 5: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000580)='/dev/vcs\x00', 0x2200, 0x0) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000600)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x20900800}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x30, r1, 0x300, 0x70bd29, 0x25dfdbfe, {{}, 0x0, 0x4101, 0x0, {0x14, 0x17, {0xb, 0x2, @l2={'ib', 0x3a, 'bpq0\x00'}}}}, ["", "", "", "", ""]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x0) r2 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:01 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1030.193649] FAT-fs (loop4): bogus number of reserved sectors [ 1030.212917] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1030.237986] FAULT_INJECTION: forcing a failure. [ 1030.237986] name failslab, interval 1, probability 0, space 0, times 0 [ 1030.275725] CPU: 1 PID: 5244 Comm: syz-executor.1 Not tainted 4.19.78 #0 [ 1030.282624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1030.291988] Call Trace: [ 1030.294577] dump_stack+0x172/0x1f0 [ 1030.298203] should_fail.cold+0xa/0x1b [ 1030.302082] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 1030.307187] ? lock_downgrade+0x880/0x880 [ 1030.311337] __should_failslab+0x121/0x190 [ 1030.315560] should_failslab+0x9/0x14 [ 1030.319363] kmem_cache_alloc+0x47/0x700 [ 1030.323500] dst_alloc+0x10e/0x1d0 [ 1030.327073] ip6_dst_alloc+0x34/0xa0 [ 1030.330797] ip6_create_rt_rcu+0x275/0x5c0 [ 1030.335038] ? ip6_rt_cache_alloc+0x680/0x680 [ 1030.339612] ? rcu_read_lock_sched_held+0x110/0x130 [ 1030.344626] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1030.350151] ? trace_fib6_table_lookup+0x77/0x290 [ 1030.354982] ip6_pol_route_lookup+0x88d/0xb90 [ 1030.359474] ? fib6_multipath_select+0x2d0/0x2d0 [ 1030.364219] ? mark_held_locks+0x100/0x100 [ 1030.368504] fib6_rule_lookup+0x125/0x550 [ 1030.372641] ? __lock_acquire+0x6ee/0x49c0 [ 1030.376864] ? fib6_multipath_select+0x2d0/0x2d0 [ 1030.381609] ? fib6_lookup+0x360/0x360 [ 1030.385501] ? mark_held_locks+0x100/0x100 [ 1030.389730] rt6_lookup+0x1b4/0x280 [ 1030.393348] ? ip6_route_input_lookup+0xd0/0xd0 [ 1030.398011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1030.403541] ? check_preemption_disabled+0x48/0x290 [ 1030.408547] ? lock_acquire+0x16f/0x3f0 [ 1030.412513] ip6_mc_find_dev_rcu+0x45/0x230 [ 1030.416827] ip6_mc_source+0x1ce/0x15b0 [ 1030.420800] do_ipv6_setsockopt.isra.0+0x3561/0x3eb0 [ 1030.425907] ? ipv6_update_options+0x3b0/0x3b0 [ 1030.430492] ? mark_held_locks+0x100/0x100 [ 1030.434728] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1030.440250] ? _kstrtoull+0x14c/0x200 [ 1030.444071] ? avc_has_perm+0x379/0x610 [ 1030.448036] ? find_held_lock+0x35/0x130 [ 1030.452088] ? avc_has_perm+0x379/0x610 [ 1030.456058] ? lock_downgrade+0x880/0x880 [ 1030.460197] ? kasan_check_read+0x11/0x20 [ 1030.464340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1030.469864] ? avc_has_perm+0x404/0x610 [ 1030.473831] ? avc_has_perm_noaudit+0x570/0x570 [ 1030.478488] ? kasan_check_read+0x11/0x20 [ 1030.482689] ? selinux_netlbl_socket_setsockopt+0xb5/0x3f0 [ 1030.488308] ? selinux_netlbl_sock_rcv_skb+0x480/0x480 [ 1030.493582] ipv6_setsockopt+0xf6/0x170 [ 1030.497543] ? ipv6_setsockopt+0xf6/0x170 [ 1030.501680] udpv6_setsockopt+0x68/0xb0 [ 1030.505678] sock_common_setsockopt+0x94/0xd0 [ 1030.510165] __sys_setsockopt+0x17a/0x280 [ 1030.514301] ? kernel_accept+0x310/0x310 [ 1030.518353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1030.523099] ? do_syscall_64+0x26/0x620 [ 1030.527065] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1030.532516] ? do_syscall_64+0x26/0x620 [ 1030.536482] __x64_sys_setsockopt+0xbe/0x150 [ 1030.540884] do_syscall_64+0xfd/0x620 [ 1030.544681] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1030.549857] RIP: 0033:0x459a59 [ 1030.553037] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1030.571924] RSP: 002b:00007f33aad41c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1030.579623] RAX: ffffffffffffffda RBX: 00007f33aad41c90 RCX: 0000000000459a59 [ 1030.586878] RDX: 000000000000002e RSI: 0000000000000029 RDI: 0000000000000003 [ 1030.594134] RBP: 000000000075bf20 R08: 0000000000000108 R09: 0000000000000000 [ 1030.601390] R10: 0000000020000200 R11: 0000000000000246 R12: 00007f33aad426d4 [ 1030.608645] R13: 00000000004cf720 R14: 00000000004de5b0 R15: 0000000000000004 19:54:01 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:01 executing program 1 (fault-call:2 fault-nth:1): r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1030.680194] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1030.762833] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1030.793472] FAT-fs (loop4): bogus number of reserved sectors [ 1030.813214] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1030.844167] FAULT_INJECTION: forcing a failure. [ 1030.844167] name failslab, interval 1, probability 0, space 0, times 0 [ 1030.856192] CPU: 0 PID: 5252 Comm: syz-executor.1 Not tainted 4.19.78 #0 19:54:02 executing program 2 (fault-call:1 fault-nth:0): r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1030.856211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1030.872417] Call Trace: [ 1030.875028] dump_stack+0x172/0x1f0 [ 1030.878683] should_fail.cold+0xa/0x1b [ 1030.882592] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 1030.887712] ? mark_held_locks+0xb1/0x100 [ 1030.891937] ? __local_bh_enable_ip+0x15a/0x270 [ 1030.896613] ? _raw_read_unlock_bh+0x31/0x40 [ 1030.901032] ? __local_bh_enable_ip+0x15a/0x270 [ 1030.905712] __should_failslab+0x121/0x190 [ 1030.909960] should_failslab+0x9/0x14 [ 1030.913767] __kmalloc+0x71/0x750 [ 1030.917225] ? lock_acquire+0x16f/0x3f0 [ 1030.921210] ? ip6_mc_source+0x5bb/0x15b0 [ 1030.924059] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1030.925367] ? sock_kmalloc+0xc6/0x120 [ 1030.925390] sock_kmalloc+0xc6/0x120 [ 1030.945203] ip6_mc_source+0x11c8/0x15b0 [ 1030.949285] do_ipv6_setsockopt.isra.0+0x3561/0x3eb0 [ 1030.954408] ? ipv6_update_options+0x3b0/0x3b0 [ 1030.959002] ? mark_held_locks+0x100/0x100 [ 1030.963239] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1030.968787] ? _kstrtoull+0x14c/0x200 [ 1030.972605] ? avc_has_perm+0x379/0x610 [ 1030.976589] ? find_held_lock+0x35/0x130 [ 1030.980657] ? avc_has_perm+0x379/0x610 [ 1030.984767] ? lock_downgrade+0x880/0x880 [ 1030.988942] ? kasan_check_read+0x11/0x20 [ 1030.993111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1030.998661] ? avc_has_perm+0x404/0x610 [ 1031.002734] ? avc_has_perm_noaudit+0x570/0x570 [ 1031.007422] ? kasan_check_read+0x11/0x20 [ 1031.011612] ? selinux_netlbl_socket_setsockopt+0xb5/0x3f0 [ 1031.017250] ? selinux_netlbl_sock_rcv_skb+0x480/0x480 [ 1031.022546] ipv6_setsockopt+0xf6/0x170 [ 1031.026530] ? ipv6_setsockopt+0xf6/0x170 [ 1031.030692] udpv6_setsockopt+0x68/0xb0 [ 1031.034677] sock_common_setsockopt+0x94/0xd0 [ 1031.039184] __sys_setsockopt+0x17a/0x280 [ 1031.043337] ? kernel_accept+0x310/0x310 [ 1031.047418] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1031.052186] ? do_syscall_64+0x26/0x620 [ 1031.056170] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1031.061544] ? do_syscall_64+0x26/0x620 [ 1031.065533] __x64_sys_setsockopt+0xbe/0x150 [ 1031.069957] do_syscall_64+0xfd/0x620 [ 1031.073767] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1031.078962] RIP: 0033:0x459a59 [ 1031.082157] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1031.101067] RSP: 002b:00007f33aad41c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 19:54:02 executing program 1 (fault-call:2 fault-nth:2): r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1031.108803] RAX: ffffffffffffffda RBX: 00007f33aad41c90 RCX: 0000000000459a59 [ 1031.116079] RDX: 000000000000002e RSI: 0000000000000029 RDI: 0000000000000003 [ 1031.123367] RBP: 000000000075bf20 R08: 0000000000000108 R09: 0000000000000000 [ 1031.130647] R10: 0000000020000200 R11: 0000000000000246 R12: 00007f33aad426d4 [ 1031.137921] R13: 00000000004cf720 R14: 00000000004de5b0 R15: 0000000000000004 19:54:02 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r2, &(0x7f0000000000)={0x8}) r3 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r3, 0x40086607, 0x0) 19:54:02 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:02 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1031.245366] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1031.297474] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:02 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1031.352831] FAT-fs (loop3): bogus number of reserved sectors [ 1031.387798] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1031.414019] FAT-fs (loop4): bogus number of reserved sectors [ 1031.422825] audit: type=1800 audit(1570564442.616:397): pid=5259 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16525 res=0 [ 1031.438988] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x11, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1031.482788] FAT-fs (loop3): bogus number of reserved sectors [ 1031.495695] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1031.503259] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:02 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:02 executing program 5: r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x5, 0x20000) setsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f00000000c0)=0xfffc, 0xffffffffffffff58) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) r4 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockname(r4, &(0x7f00000003c0)=@generic, &(0x7f0000000440)=0x80) sendfile(r2, r3, 0x0, 0x80001d00c0d0) ioctl$EVIOCGABS0(0xffffffffffffffff, 0x80184540, &(0x7f0000000300)=""/132) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) write$sndseq(r3, &(0x7f00000001c0)=[{0x25, 0x80, 0x6, 0x2, @tick=0x3ff, {0x0, 0x4}, {0x8, 0xd9}, @result={0x200, 0x7}}, {0x0, 0x5, 0x6, 0x4, @time, {0x1, 0xb6}, {0xff, 0x20}, @ext={0xa4, &(0x7f0000000100)="51ab45f58c9a4ea6307e3617075ad554cf9d94bab9e984f708d7aebc108cd66c9e4dc3c2d889acedf34c85c141548ff43190f53ccba6fc99f9829ba5652253eedd19e2a7da2536eef3a5bcc6c4076f1842659645b7bfc74f5087f91217109d31a54265072eca865b1842732606665559ed34d6fa9d091b611483983691758d990dbd947414649fdc75af2fabd324b388455ad2f9c2afcf6d18a705ef1befc95bdc689542"}}, {0x55, 0x9, 0x40, 0x40, @time={r5, r6+10000000}, {0x5, 0x3}, {0xd6, 0x1}, @raw8={"7c34c7a69da315cdc9451ec6"}}, {0x9, 0x5, 0xcf, 0x2, @tick=0x10000, {0x9, 0x1}, {0x1, 0x20}, @result={0x9}}, {0x4, 0x6, 0x6d, 0x1f, @time, {0x8, 0x3}, {0x1, 0x4}, @quote={{0x8, 0x4a}, 0x6}}, {0x3f, 0x6, 0x2, 0x7, @time={0x77359400}, {0x0, 0x3}, {0x5, 0xbb}, @time=@time}], 0x120) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) fcntl$addseals(0xffffffffffffffff, 0x409, 0x8) getdents(r1, &(0x7f0000003100)=""/4096, 0x13c1) r7 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000480)='/dev/snapshot\x00', 0x4e00c0, 0x0) setsockopt$netrom_NETROM_N2(r7, 0x103, 0x3, &(0x7f00000004c0)=0x3, 0x4) 19:54:02 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x2, 0x0) [ 1031.549163] FAT-fs (loop4): bogus number of reserved sectors [ 1031.555103] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:02 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:02 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x88, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:02 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x4b47, 0x0) [ 1031.742083] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1031.774783] FAT-fs (loop4): bogus number of reserved sectors [ 1031.797762] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:03 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x4b49, 0x0) [ 1031.841361] FAT-fs (loop3): bogus number of reserved sectors [ 1031.847385] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1031.855154] FAT-fs (loop4): bogus number of reserved sectors [ 1031.869860] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1031.885481] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:03 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) prctl$PR_GET_TIMERSLACK(0x1e) ioctl$LOOP_CTL_ADD(r0, 0x4c80, r1) 19:54:03 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x3, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1032.030463] FAT-fs (loop3): bogus number of reserved sectors [ 1032.055860] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1032.125836] FAT-fs (loop4): bogus number of reserved sectors [ 1032.143690] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1032.232313] FAT-fs (loop4): bogus number of reserved sectors [ 1032.238171] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:03 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:03 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x541b, 0x0) 19:54:03 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xfc', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:03 executing program 5: r0 = open(&(0x7f0000000000)='.\x00', 0x4, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$SG_SCSI_RESET(r0, 0x2284, 0x0) ioctl$RTC_ALM_SET(0xffffffffffffffff, 0x40247007, &(0x7f0000000040)={0x1, 0x21, 0x8, 0xb, 0x3, 0xffffffff, 0x6, 0x167}) 19:54:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:03 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x5, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:03 executing program 5: r0 = open(&(0x7f0000000000)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:03 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x5421, 0x0) [ 1032.680516] FAT-fs (loop4): bogus number of reserved sectors [ 1032.708416] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xfd', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:04 executing program 5: r0 = open(&(0x7f0000000040)='./file0\x00', 0x400080, 0x10) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x2, 0x2) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00000002c0)=[@in6={0xa, 0x4e24, 0x1000, @mcast2, 0x7}, @in6={0xa, 0x4e22, 0x4, @local, 0x401}, @in6={0xa, 0x4e22, 0x4e, @mcast2, 0x3}, @in6={0xa, 0x4e20, 0x0, @local}], 0x70) ioctl$VIDIOC_SUBDEV_S_CROP(r1, 0xc038563c, &(0x7f0000000080)={0x2, 0x0, {0xf8, 0x1, 0x6}}) r2 = accept4$packet(0xffffffffffffffff, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000100)=0x14, 0x81c00) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000240), &(0x7f0000000280)=0x4) getsockopt$bt_hci(r2, 0x0, 0x2, &(0x7f0000000140)=""/181, &(0x7f0000000200)=0xb5) [ 1032.811470] FAT-fs (loop4): bogus number of reserved sectors [ 1032.817357] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x6, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:04 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:04 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x5450, 0x0) 19:54:04 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$SCSI_IOCTL_STOP_UNIT(r0, 0x6) 19:54:04 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x8, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x7f', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0xb, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:04 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x80000, 0x0) open$dir(&(0x7f0000000000)='./file0\x00', 0x80000, 0x140) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:04 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x5451, 0x0) [ 1033.352711] FAT-fs (loop4): bogus number of reserved sectors [ 1033.391062] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x10, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1033.497810] FAT-fs (loop4): bogus number of reserved sectors [ 1033.506758] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x8c', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:04 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x5452, 0x0) 19:54:05 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:05 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x11, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:05 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:05 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x5460, 0x0) 19:54:05 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x200581, 0x0) ftruncate(r0, 0x80000001) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) mknod$loop(&(0x7f0000000000)='./file0\x00', 0x100, 0x1) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) lstat(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000180)='./file0/file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r5, r6) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r7, r8) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r9, r10) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r11, r12) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r13, r14) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r15, r16) getgroups(0x9, &(0x7f0000000280)=[r6, 0xee00, r8, 0x0, r10, r12, r14, r16, 0xee00]) lstat(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r19, r20) getresgid(&(0x7f0000000380)=0x0, &(0x7f00000003c0), &(0x7f0000000400)) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r22, r23) setxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='system.posix_acl_access\x00', &(0x7f0000000440)={{}, {0x1, 0x2}, [{0x2, 0x3, 0xee00}, {0x2, 0x4, r1}], {0x4, 0x3}, [{0x8, 0x2, r3}, {0x8, 0x4, r4}, {0x8, 0x1, r17}, {0x8, 0x6, r18}, {0x8, 0x1, r20}, {0x8, 0x2, r21}, {0x8, 0x6, r23}], {0x10, 0x7}, {0x20, 0x2}}, 0x6c, 0x4) 19:54:05 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xf4', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:05 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x12, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:05 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x6609, 0x0) [ 1034.260716] FAT-fs (loop4): bogus number of reserved sectors [ 1034.276440] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:05 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f0000001800)={'team0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000018c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000001880)={&(0x7f0000001840)=@deltfilter={0x3c, 0x2d, 0x2, 0x70bd28, 0x25dfdbff, {0x0, r5, {0x0, 0xfff2}, {0xffff, 0x3}, {0x0, 0x7}}, [@TCA_CHAIN={0x8}, @TCA_CHAIN={0x8, 0xb, 0x1f}, @TCA_RATE={0x8, 0x5, {0x7, 0x1c}}]}, 0x3c}, 0x1, 0x0, 0x0, 0xc227e7a3bd86d51b}, 0x8000) 19:54:05 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x660c, 0x0) 19:54:05 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x13, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1034.395038] FAT-fs (loop4): bogus number of reserved sectors [ 1034.405992] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:05 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xf5', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1034.492609] audit: type=1800 audit(1570564445.686:398): pid=5422 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17587 res=0 [ 1034.550683] audit: type=1800 audit(1570564445.706:399): pid=5423 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17587 res=0 19:54:06 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:06 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x14, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:06 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) openat$selinux_mls(0xffffffffffffff9c, &(0x7f00000000c0)='/\x87elin\xbany\xa4\x00s\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) openat$cgroup_ro(r2, &(0x7f0000000080)='cpuacct.usage_percpu\x00', 0x0, 0x0) ioctl$KVM_INTERRUPT(r0, 0x4004ae86, &(0x7f0000000000)=0x5) 19:54:06 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x6611, 0x0) 19:54:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xf6', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:06 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x6612, 0x0) [ 1035.060526] EXT4-fs warning: 9 callbacks suppressed [ 1035.060541] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1035.085797] FAT-fs (loop4): bogus number of reserved sectors [ 1035.098191] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:06 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x15, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:06 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40049409, 0x0) [ 1035.156501] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1035.170526] FAT-fs (loop4): bogus number of reserved sectors [ 1035.191357] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xfb', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:06 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x16, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1035.272321] audit: type=1800 audit(1570564446.456:400): pid=5459 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16865 res=0 [ 1035.446288] FAT-fs (loop4): bogus number of reserved sectors [ 1035.464254] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1035.589778] FAT-fs (loop4): bogus number of reserved sectors [ 1035.601235] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:06 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:06 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086602, 0x0) 19:54:06 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) prctl$PR_TASK_PERF_EVENTS_DISABLE(0x1f) r1 = socket$inet6(0xa, 0xa, 0xf7) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r2, 0x40505331, &(0x7f0000000080)={{0x0, 0xff}, {0x3f, 0x3a}, 0x6, 0x1, 0x80}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:06 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x17, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x18, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086604, 0x0) [ 1035.827117] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1035.861691] FAT-fs (loop3): bogus number of reserved sectors [ 1035.867653] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1035.942631] FAT-fs (loop4): bogus number of reserved sectors [ 1035.951291] FAT-fs (loop3): bogus number of reserved sectors [ 1035.957203] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x19, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x4008660a, 0x0) 19:54:07 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$KDSETKEYCODE(r0, 0x4b4d, &(0x7f0000000140)={0x8, 0x7}) getsockname(r1, &(0x7f0000000080)=@rxrpc=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x0, @local}}, &(0x7f0000000100)=0x80) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) recvfrom(r2, &(0x7f0000000180)=""/117, 0x75, 0x23, &(0x7f0000000200)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x4, 0x3, 0x2, 0x2, {0xa, 0x4e23, 0xadf0, @loopback, 0x1}}}, 0x80) ioctl$SG_GET_KEEP_ORPHAN(r0, 0x2288, &(0x7f0000000000)) [ 1035.996872] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1036.004645] audit: type=1800 audit(1570564447.196:401): pid=5482 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16913 res=0 19:54:07 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1036.117176] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1036.175502] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1036.199136] FAT-fs (loop4): bogus number of reserved sectors [ 1036.205011] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1036.218379] FAT-fs (loop3): bogus number of reserved sectors [ 1036.240100] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:07 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x6609, 0x0) 19:54:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x1a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:07 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getegid() getresgid(&(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000200)=0x0) setxattr$system_posix_acl(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='system.posix_acl_access\x00', &(0x7f0000000240)={{}, {0x1, 0x3}, [{0x2, 0x4, r1}, {0x2, 0x1, r3}], {0x4, 0x2}, [{0x8, 0x2028850457f452e4, r4}, {0x8, 0x3, r5}], {0x10, 0x4178cde696baec46}, {0x20, 0x2}}, 0x44, 0x1) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:07 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x4008668a, 0x0) [ 1036.416433] FAT-fs (loop4): bogus number of reserved sectors [ 1036.434361] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1036.452461] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x1b, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1036.491043] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1036.529972] FAT-fs (loop3): bogus number of reserved sectors 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40087602, 0x0) [ 1036.530304] FAT-fs (loop4): bogus number of reserved sectors [ 1036.553654] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1036.565063] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x1c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:07 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x400c6615, 0x0) 19:54:07 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1036.806412] FAT-fs (loop3): bogus number of reserved sectors [ 1036.824738] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1036.886483] FAT-fs (loop3): bogus number of reserved sectors [ 1036.895851] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:08 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:08 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x85) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x400, 0x0) r3 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ftruncate(r4, 0xb371) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x8) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) r9 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r9, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r9, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x1f}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r9, 0x84, 0xe, &(0x7f0000000100)={r10, 0x3, 0x40, 0xc4, 0xffff, 0x6, 0x3ff, 0x9, {0x0, @in6={{0xa, 0x32cc, 0x9, @local, 0x7}}, 0xcc2, 0x7, 0x8000, 0x25d, 0x9}}, &(0x7f00000001c0)=0xb0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r11 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) sendto$x25(r6, &(0x7f0000000000)="2221380b76b8b1bccd3ad6f4854715e65413f998115fc0d959c01e4bc7d6efa2c3", 0x21, 0x4004001, 0x0, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) ftruncate(r11, 0x200004) sendfile(r8, r11, 0x0, 0x80001d00c0d0) sendfile(r8, r7, 0x0, 0x80001c00c1cc) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:08 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40106614, 0x0) 19:54:08 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x21, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:08 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:08 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x401c5820, 0x0) 19:54:08 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x22, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1037.106547] FAT-fs (loop4): bogus number of reserved sectors [ 1037.141887] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:08 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x4020940d, 0x0) 19:54:08 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x23, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1037.237360] FAT-fs (loop4): bogus number of reserved sectors [ 1037.244591] FAT-fs (loop3): bogus number of reserved sectors [ 1037.256070] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1037.258597] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:08 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40286608, 0x0) [ 1037.301727] audit: type=1804 audit(1570564448.496:402): pid=5585 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir681090589/syzkaller.LvXLRy/30/bus" dev="sda1" ino=17201 res=1 19:54:08 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x8, 0x80, 0xff, 0x3f}, {0xfffc, 0x3f, 0xdf, 0x4}]}, 0x10) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1037.415714] FAT-fs (loop3): bogus number of reserved sectors [ 1037.439063] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1037.508829] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1037.549604] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:09 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:09 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) 19:54:09 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:09 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:09 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x6609, 0x0) 19:54:09 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:09 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) setsockopt$EBT_SO_SET_COUNTERS(r1, 0x0, 0x81, &(0x7f0000000080)={'broute\x00', 0x0, 0x0, 0x0, [], 0x3, &(0x7f0000000000)=[{}, {}, {}, {}], 0x0, [{}, {}, {}]}, 0xa8) r2 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:09 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:09 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x80086601, 0x0) [ 1037.944160] FAT-fs (loop4): bogus number of reserved sectors [ 1037.965008] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1038.032383] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1038.067412] FAT-fs (loop4): bogus number of reserved sectors 19:54:09 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x63000, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) write$P9_RCREATE(r2, &(0x7f00000001c0)={0x18, 0x73, 0x2, {{0x80, 0x1, 0x4}, 0x4}}, 0x18) umount2(&(0x7f0000000000)='./file0\x00', 0xd) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ioctl$sock_SIOCOUTQNSD(0xffffffffffffffff, 0x894b, &(0x7f0000000240)) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_S_AUDIO(r4, 0x40345622, &(0x7f0000000200)={0x4, "5cea3be0d2117aeffcd36e4e4d334350f41fe2ab8125fb984200565798173efa", 0x4923b278069e450c, 0x1}) recvfrom$unix(0xffffffffffffffff, &(0x7f0000000080)=""/174, 0xae, 0x1, &(0x7f0000000140)=@abs={0x1, 0x0, 0x4e24}, 0x6e) [ 1038.073481] audit: type=1800 audit(1570564449.256:403): pid=5614 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17217 res=0 [ 1038.111142] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:09 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:09 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1038.271494] audit: type=1800 audit(1570564449.466:404): pid=5626 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17313 res=0 [ 1038.299609] FAT-fs (loop3): bogus number of reserved sectors [ 1038.322884] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1038.346090] audit: type=1800 audit(1570564449.496:405): pid=5630 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17313 res=0 [ 1038.386610] FAT-fs (loop3): bogus number of reserved sectors [ 1038.392806] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:09 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x0, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:09 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:09 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x80086603, 0x0) 19:54:09 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:09 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = accept$inet(r2, &(0x7f0000000000)={0x2, 0x0, @multicast2}, &(0x7f0000000080)=0x10) accept$inet(r3, &(0x7f00000000c0)={0x2, 0x0, @empty}, &(0x7f0000000100)=0x10) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:09 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2d, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:10 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x80087601, 0x0) 19:54:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1038.840610] FAT-fs (loop3): bogus number of reserved sectors [ 1038.846660] FAT-fs (loop4): bogus number of reserved sectors [ 1038.861331] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1038.867353] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1038.906400] audit: type=1800 audit(1570564450.096:406): pid=5653 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17603 res=0 [ 1038.968056] FAT-fs (loop4): bogus number of reserved sectors 19:54:10 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1039.008506] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:10 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x800c6613, 0x0) 19:54:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x30, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1039.158603] FAT-fs (loop3): bogus number of reserved sectors [ 1039.196356] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1039.263675] FAT-fs (loop4): bogus number of reserved sectors [ 1039.277451] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1039.297468] FAT-fs (loop3): bogus number of reserved sectors [ 1039.319268] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1039.381068] FAT-fs (loop4): bogus number of reserved sectors [ 1039.394591] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:10 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x0, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:10 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x801c581f, 0x0) 19:54:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x31, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:10 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:10 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc0045878, 0x0) 19:54:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x32, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1039.532387] FAT-fs (loop3): bogus number of reserved sectors [ 1039.568462] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:10 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc0045878, 0x0) [ 1039.648482] FAT-fs (loop3): bogus number of reserved sectors [ 1039.666498] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x33, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:10 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:11 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x3, 0x408000) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000280)='/dev/loop-control\x00', 0x0, 0x0) r5 = ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_ADD(r4, 0x4c80, r5) ioctl$LOOP_CTL_ADD(r3, 0x4c80, r5) [ 1039.895861] audit: type=1800 audit(1570564451.086:407): pid=5703 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17153 res=0 [ 1039.950478] FAT-fs (loop3): bogus number of reserved sectors [ 1039.951846] FAT-fs (loop4): bogus number of reserved sectors [ 1039.976344] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1039.983001] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1040.092026] FAT-fs (loop4): bogus number of reserved sectors [ 1040.129423] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:11 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x0, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:11 executing program 5: pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='./file0\x00') r0 = open(&(0x7f0000000040)='.\x00', 0x185040, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000500)='/dev/audio\x00', 0x24081, 0x0) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000580)='TIPCv2\x00') getsockopt$inet6_dccp_int(0xffffffffffffffff, 0x21, 0x4, &(0x7f0000000100), &(0x7f0000000140)=0x4) sendmsg$TIPC_NL_BEARER_SET(r1, &(0x7f0000000700)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000006c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="040028bd7000ffdbdf2505000000280004000c00010073797a30000000000c00010073797a31000000000c00010073797a310000000054000900080001007c35000008000200070000000800020008000000080001000400000008000100060000000800020005000000080001000500000008000100010000000800010002000000080002000400000018000200080002000600000004000400080002004f030000200002000400040008000200f600000008000100090000000800010003000000"], 0xc8}, 0x1, 0x0, 0x0, 0x89767b439c583a30}, 0x8000004) accept$unix(r0, 0x0, &(0x7f0000000080)) 19:54:11 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc0185879, 0x0) 19:54:11 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x35, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:11 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1040.351874] FAT-fs (loop3): bogus number of reserved sectors [ 1040.380436] FAT-fs (loop4): bogus number of reserved sectors [ 1040.392721] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:11 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x36, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:11 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc0189436, 0x0) [ 1040.398821] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:11 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x37, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:11 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000180)={&(0x7f0000000140)='./bus\x00', r4}, 0x10) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) setsockopt$inet_int(r6, 0x0, 0xb9cedb53671f4a79, &(0x7f00000001c0)=0x8, 0x4) ioctl$CAPI_GET_FLAGS(r2, 0x80044323, &(0x7f00000000c0)) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r0, r7, 0x0, 0x80001d00c0d0) r8 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) prctl$PR_GET_FPEXC(0xb, &(0x7f0000000100)) ioctl$EXT4_IOC_GROUP_EXTEND(r8, 0x40086607, 0x0) rt_sigprocmask(0x0, &(0x7f0000000000)={0xfb}, &(0x7f0000000080), 0x346) [ 1040.499518] FAT-fs (loop4): bogus number of reserved sectors [ 1040.511104] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1040.538408] FAT-fs (loop3): bogus number of reserved sectors 19:54:11 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc020660b, 0x0) [ 1040.560700] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1040.616993] EXT4-fs warning: 6 callbacks suppressed [ 1040.617006] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1040.730207] FAT-fs (loop4): bogus number of reserved sectors [ 1040.736299] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1040.783200] FAT-fs (loop4): bogus number of reserved sectors [ 1040.793588] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1040.805786] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:12 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x0, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x38, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:12 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc028660f, 0x0) 19:54:12 executing program 5: r0 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/commit_pending_bools\x00', 0x1, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x40c0, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fuse\x00', 0x2, 0x0) r2 = open(&(0x7f0000000280)='./file0\x00', 0x2, 0x4) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r2, 0x4008af23, &(0x7f0000000500)={0x2, 0x5}) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r1, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000340)={{{@in=@local, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@empty}, 0x0, @in=@loopback}}, &(0x7f00000001c0)=0xe8) r4 = getgid() write$FUSE_ENTRY(r0, &(0x7f0000000440)={0x90, 0xffffffffffffffda, 0x7, {0x3, 0x1, 0x100000000, 0x5dd, 0x0, 0xffffffe0, {0x4, 0x400, 0x10000, 0x4, 0x6, 0x7b, 0x74, 0x6, 0x0, 0x1, 0x2, r3, r4, 0x9, 0x6}}}, 0x90) write$FUSE_NOTIFY_RETRIEVE(r1, &(0x7f0000000000)={0x30, 0x5, 0x0, {0x0, 0x1}}, 0x30) umount2(&(0x7f00000002c0)='./file0\x00', 0x0) write$selinux_load(r0, &(0x7f0000000080)={0xf97cff8c, 0x316, 'SE Linux', "6b01db6e8e291ec71a4c1bf3836aa41baa2c3f307bf03af9c0951a0d11dd63b9aa803561e301346abb9cbb30b40bb119b65233f4226fcd0000"}, 0x6b) r5 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r5, 0x40086607, 0x0) 19:54:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x5, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:12 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0xc0c0583b, 0x0) 19:54:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x39, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1040.988011] FAT-fs (loop3): bogus number of reserved sectors [ 1040.989531] FAT-fs (loop4): bogus number of reserved sectors [ 1040.996701] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:12 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) getsockopt$kcm_KCM_RECV_DISABLE(r2, 0x119, 0x1, &(0x7f00000000c0), 0x3) [ 1041.062901] FAT-fs (loop3): bogus number of reserved sectors [ 1041.069001] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1041.074322] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1041.076863] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x3a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1041.185868] FAT-fs (loop4): bogus number of reserved sectors [ 1041.192566] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1041.199806] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1041.224287] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x3b, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1041.302749] FAT-fs (loop3): bogus number of reserved sectors [ 1041.329016] audit: type=1800 audit(1570564452.526:408): pid=5782 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17151 res=0 [ 1041.342661] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1041.458346] FAT-fs (loop3): bogus number of reserved sectors [ 1041.464205] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:12 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x0, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:12 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) mkdirat(r0, &(0x7f0000000000)='./file0\x00', 0x0) 19:54:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x3c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:12 executing program 5: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x303100, 0x0) r1 = socket$inet6(0xa, 0x1, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x68, &(0x7f0000000080)=[@in6={0xa, 0x4e22, 0x10001, @loopback, 0x9}, @in={0x2, 0x4e20, @broadcast}, @in6={0xa, 0x4e22, 0x2, @rand_addr="8c5535bb5ccc3635e63be476c481f524", 0x4}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x16}}, @in={0x2, 0x4e22, @multicast1}]}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000180)={r5, 0xa, 0xfff8}, 0xfd96) r6 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r6, 0x40086607, 0x0) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) sendfile(r7, r8, 0x0, 0x80001d00c0d0) r9 = socket$inet6(0xa, 0x400000000001, 0x0) r10 = socket$inet6(0xa, 0x400000000001, 0x0) close(r10) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r10, 0x84, 0xa, 0x0, 0x0) r11 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r11, 0x200004) sendfile(r10, r11, 0x0, 0x80001d00c0d0) r12 = socket$inet6(0xa, 0x400000000001, 0x0) close(r12) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r12, 0x84, 0xa, 0x0, 0x0) r13 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r13, 0x200004) sendfile(r12, r13, 0x0, 0x80001d00c0d0) r14 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r14, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r14, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) close(r14) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r9, 0x84, 0xa, 0x0, 0x0) r15 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r15, 0x200004) sendfile(r9, r15, 0x0, 0x80001d00c0d0) r16 = socket$inet6_sctp(0xa, 0x5, 0x84) r17 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r17, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r17, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r17, 0x84, 0x1d, &(0x7f0000000580)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r16, 0x84, 0x75, &(0x7f00000001c0)={r18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r15, 0x84, 0x72, &(0x7f00000001c0)={r18, 0x1, 0x20}, &(0x7f0000000200)=0xc) setsockopt$inet_sctp_SCTP_MAXSEG(r8, 0x84, 0xd, &(0x7f0000000240)=@assoc_id=r19, 0x4) 19:54:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1041.779930] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1041.812512] FAT-fs (loop3): bogus number of reserved sectors 19:54:13 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x3e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1041.822459] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1041.845928] FAT-fs (loop4): bogus number of reserved sectors [ 1041.854725] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1041.854804] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1041.874936] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:13 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) link(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file0\x00') 19:54:13 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x1, 0x6) r2 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/load\x00', 0x2, 0x0) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f00000000c0)={0x26, 0x8, 0x2, 0x1, 0x5, [{0x10001, 0x0, 0x5, 0x0, 0x0, 0x580}, {0x0, 0x800000000000, 0x7fffffff}, {0x17, 0x2, 0x8}, {0x8, 0x8, 0x7fffffff, 0x0, 0x0, 0x82}, {0x10000, 0x6, 0x5475, 0x0, 0x0, 0x400}]}) close(r1) ioctl$sock_inet6_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000200)={@dev={0xfe, 0x80, [], 0x21}, 0x2d}) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r1, r3, 0x0, 0x80001d00c0d0) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r5, 0x800443d3, &(0x7f0000000240)={{0x20, 0x40, 0x6, 0x3f, 0x7f, 0x8}, 0xffe00000, 0x8001, 0x7}) ioctl$USBDEVFS_GET_SPEED(r3, 0x551f) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1041.979214] FAT-fs (loop3): bogus number of reserved sectors [ 1042.003790] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1042.004435] FAT-fs (loop4): bogus number of reserved sectors 19:54:13 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x42, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1042.024077] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1042.039160] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:13 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1042.073492] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:13 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) close(r2) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r0, r3, 0x0, 0x80001d00c0d0) setsockopt$netrom_NETROM_T1(r3, 0x103, 0x1, &(0x7f0000000000)=0x2005de99, 0x4) r4 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r4, 0x40086607, 0x0) [ 1042.236967] audit: type=1800 audit(1570564453.426:409): pid=5827 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17185 res=0 [ 1042.264520] FAT-fs (loop3): bogus number of reserved sectors [ 1042.276697] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1042.299832] audit: type=1800 audit(1570564453.426:410): pid=5822 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17185 res=0 [ 1042.370499] FAT-fs (loop3): bogus number of reserved sectors [ 1042.381900] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:13 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x43, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:13 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) fcntl$addseals(0xffffffffffffffff, 0x409, 0x1) 19:54:13 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:13 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x0, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:13 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x228604, 0x19) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x75, &(0x7f00000001c0)={r5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) setsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000140)={r5, 0xb67, 0x8, 0x20}, 0x10) ioctl$KVM_GET_MSRS(r2, 0xc008ae88, &(0x7f00000000c0)={0x4, 0x0, [{}, {}, {}, {}]}) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r6, r7, 0x0, 0x80001d00c0d0) sysfs$3(0x3) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r7, 0xc0405519, &(0x7f0000000000)={0x7, 0x8, 0x10001, 0x8, 'syz1\x00', 0x7fff}) 19:54:13 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x46, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1042.678713] FAT-fs (loop4): bogus number of reserved sectors [ 1042.703289] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1042.708478] FAT-fs (loop3): bogus number of reserved sectors 19:54:13 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) ioctl$TUNGETFEATURES(0xffffffffffffffff, 0x800454cf, &(0x7f0000000140)) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r6, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) bind$can_raw(r2, &(0x7f0000000000)={0x1d, r6}, 0x10) [ 1042.739422] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1042.806506] audit: type=1800 audit(1570564453.996:411): pid=5852 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17613 res=0 19:54:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x8, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1042.871197] FAT-fs (loop3): bogus number of reserved sectors [ 1042.899760] audit: type=1800 audit(1570564454.026:412): pid=5856 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17613 res=0 19:54:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x48, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:14 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x44) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) write$P9_RXATTRCREATE(r2, &(0x7f0000000000)={0x7, 0x21, 0x2}, 0x7) [ 1042.904627] nla_parse: 2 callbacks suppressed [ 1042.904639] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1042.939971] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1042.966362] FAT-fs (loop4): bogus number of reserved sectors [ 1042.988120] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:14 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1043.049380] FAT-fs (loop4): bogus number of reserved sectors [ 1043.064942] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x49, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1043.093227] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1043.118237] audit: type=1800 audit(1570564454.306:413): pid=5872 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17626 res=0 19:54:14 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$SIOCRSGCAUSE(r1, 0x89e0, &(0x7f0000000000)) r2 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x9, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1043.173587] audit: type=1800 audit(1570564454.356:414): pid=5871 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16552 res=0 [ 1043.258740] FAT-fs (loop3): bogus number of reserved sectors [ 1043.264637] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1043.324969] audit: type=1800 audit(1570564454.516:415): pid=5890 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17553 res=0 [ 1043.364137] FAT-fs (loop4): bogus number of reserved sectors [ 1043.374046] FAT-fs (loop3): bogus number of reserved sectors [ 1043.394125] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1043.401379] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:14 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r2, r4, 0x0, 0x80001d00c0d2) fstat(r3, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0}) open(&(0x7f0000000440)='./file0\x00', 0x424000, 0x12) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r6, r7, 0x0, 0x80001d00c0d0) getsockopt$inet_IP_IPSEC_POLICY(r7, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xfffffffffffffeea) r9 = socket$bt_bnep(0x1f, 0x3, 0x4) ioctl$SIOCGSTAMPNS(r9, 0x8907, &(0x7f0000000000)) r10 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r10, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r10, &(0x7f00000002c0)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) fcntl$setownex(r10, 0xf, &(0x7f0000000200)={0x0, 0xffffffffffffffff}) openat$uinput(0xffffffffffffff9c, &(0x7f0000000240)='/dev/uinput\x00', 0x802, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r8, r11) write$P9_RGETATTR(r2, &(0x7f0000000140)={0xa0, 0x19, 0x2, {0x800, {0x20, 0x3, 0x1}, 0x100, r5, r11, 0x9, 0x0, 0x1f00000, 0xa55000000, 0x3, 0x786, 0x1, 0x100, 0xa6, 0x1, 0x401, 0x100, 0x81, 0xffffffffffff35be, 0x6}}, 0xa0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet6_MRT6_ADD_MIF(r4, 0x29, 0xca, &(0x7f0000000280)={0x6, 0x1, 0xf7, 0xf800, 0x40}, 0xc) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, r0) 19:54:14 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$USBDEVFS_SETCONFIGURATION(r1, 0x80045505, &(0x7f0000000000)=0x5) r2 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:14 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x0, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4b, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:14 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1043.527286] audit: type=1800 audit(1570564454.716:416): pid=5900 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17616 res=0 19:54:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:14 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$DRM_IOCTL_GET_MAGIC(r1, 0x80046402, &(0x7f0000000000)=0x400) r2 = semget$private(0x0, 0xd, 0x0) semop(r2, &(0x7f0000000100), 0x2d) semctl$SETALL(r2, 0x0, 0x11, &(0x7f0000000000)) semctl$IPC_RMID(r2, 0x3, 0x0) semctl$IPC_RMID(r2, 0x0, 0x0) r3 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) ioctl$KDGKBDIACR(r5, 0x4b4a, &(0x7f00000000c0)=""/177) ioctl$EXT4_IOC_GROUP_EXTEND(r3, 0x40086607, 0x0) [ 1043.667392] FAT-fs (loop4): bogus number of reserved sectors [ 1043.676647] audit: type=1800 audit(1570564454.866:417): pid=5901 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17617 res=0 [ 1043.702983] FAT-fs (loop3): bogus number of reserved sectors 19:54:14 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) sendmsg$nfc_llcp(r0, &(0x7f0000000300)={&(0x7f0000000080)={0x27, 0x0, 0x1, 0x2, 0x1, 0x4, "d006498c73d8ea3586fbc4d794ab532d3e6e03d44a5915328010f8607ebaa00dd9796b41b46903d7b19834a52be327df751fbca2dec817e8df975972d30dfd"}, 0x60, &(0x7f0000000180)=[{&(0x7f0000000100)="0884dd09b02b2086734aa5279cb3dc379db0095b5e0edaca77be7ed085fb021bcc3e9700db81508d3f0ba4c466da2e0405d12c0a0edb1094ae95b311de7c4d71635294ab24dc222e3ef7f8dabe", 0x4d}, {&(0x7f0000000000)="0322c2c3e52232e2d8ad8b45607c166542b16dd603097a0fc869af11308d078fd0a8", 0x22}], 0x2, &(0x7f00000001c0)={0x110, 0x88, 0x9, "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"}, 0x110, 0x1}, 0x8000) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1043.712076] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1043.731895] audit: type=1800 audit(1570564454.866:418): pid=5909 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17617 res=0 [ 1043.767797] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1043.798975] FAT-fs (loop4): bogus number of reserved sectors 19:54:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4d, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1043.815009] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1043.834038] audit: type=1800 audit(1570564454.866:419): pid=5910 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17617 res=0 19:54:15 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:15 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000080), &(0x7f00000000c0)=0x4) [ 1043.890521] audit: type=1800 audit(1570564455.056:420): pid=5922 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=17282 res=0 19:54:15 executing program 5: r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$EVIOCGABS3F(r2, 0x8018457f, &(0x7f0000000000)=""/58) 19:54:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1044.014869] FAT-fs (loop3): bogus number of reserved sectors [ 1044.050251] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1044.136931] FAT-fs (loop3): bogus number of reserved sectors [ 1044.146672] FAT-fs (loop4): bogus number of reserved sectors [ 1044.163828] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1044.170933] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:15 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x0, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x4e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:15 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:15 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x2d, &(0x7f0000000000), &(0x7f0000000080)=0x4) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/mls\x00', 0x0, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) bind$inet6(r4, &(0x7f0000000340)={0xa, 0x4e21, 0x7, @loopback, 0x2be2}, 0x1c) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r3, r5, 0x0, 0x80001d00c0d0) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r7, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r7, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r6, 0x84, 0x75, &(0x7f00000001c0)={r8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000240)=@sack_info={r8, 0x0, 0x4}, &(0x7f0000000280)=0xc) setsockopt$inet_sctp_SCTP_AUTH_KEY(r5, 0x84, 0x17, &(0x7f00000002c0)={r9, 0x6, 0x69, "5e2a453d1d3154bcf390612729335cf952b64e3508b8f5e324cadcf3aa055926329f2074db36be04a0481329dcb4d2c4bab57aa701fb0d84aa44bdf1bf42868d268334430e31c6bf8187fecea995b6a587456514d2a9388e050d555a7ac49b9b4373052baf8bee6a4a"}, 0x71) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r10, 0x200004) sendfile(r2, r10, 0x0, 0x80001d00c0d0) accept4(r10, &(0x7f00000001c0)=@xdp, &(0x7f0000000140)=0x80, 0x80000) syz_open_dev$media(&(0x7f0000000180)='/dev/media#\x00', 0x2, 0x6a8440) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000100)=0x3, 0x4) 19:54:15 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x22, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1044.382580] FAT-fs (loop3): bogus number of reserved sectors [ 1044.412126] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1044.435474] FAT-fs (loop4): bogus number of reserved sectors 19:54:15 executing program 2: prctl$PR_SET_UNALIGN(0x6, 0x3) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) syz_mount_image$bfs(&(0x7f0000000000)='bfs\x00', &(0x7f0000000080)='./file0\x00', 0x81, 0x3, &(0x7f0000002180)=[{&(0x7f00000000c0)="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0x1000, 0x101}, {&(0x7f00000010c0)="12d67b87d842197d498d8e714b46f056a82bfa92b2dbca22031932c7e56bbbd0aaa044e8eb21ad9cbf20561426b60ae0b1344100ad372eacd066ae12009a8157e233093711953f58dfc34f7fe4a6db31e29ef3f646953fd5eb8cdfb8b7f320f1e70f86120d83f66554a387b6ba42829d3daeb644b06abae75ed7f856870fa02d53d4bc63a5f037c67cee431e510c92cfa0fb3fcda42fb791490ddd5029a2ae0c600a", 0xa2, 0xfff}, {&(0x7f0000001180)="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0x1000, 0x6}], 0x2000, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) fstat(r1, &(0x7f0000002240)) ioctl$KVM_SET_VCPU_EVENTS(r0, 0x4040aea0, &(0x7f0000002200)={0x1f, 0xf6, 0x3, 0x0, 0xffffffff, 0x7, 0x1, 0xa3, 0x3, 0x8, 0x5, 0x8, 0x0, 0x1, 0x8000, 0xc0, 0x1, 0x40, 0x6e}) [ 1044.489710] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1044.496322] FAT-fs (loop3): bogus number of reserved sectors [ 1044.514952] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x2, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:15 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x23, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x5, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1044.757388] FAT-fs (loop3): bogus number of reserved sectors [ 1044.781772] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1044.899813] FAT-fs (loop4): bogus number of reserved sectors [ 1044.918861] FAT-fs (loop3): bogus number of reserved sectors [ 1044.922435] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1044.924781] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:16 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x0, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:16 executing program 2: openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x0, 0x0) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:16 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x0, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x500, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:16 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:16 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:16 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x2200, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x1000000, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1045.372560] FAT-fs (loop3): bogus number of reserved sectors [ 1045.374650] FAT-fs (loop4): bogus number of reserved sectors [ 1045.398552] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1045.412875] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:16 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0xfffffffffffff594, 0x4000) setsockopt$XDP_UMEM_FILL_RING(r1, 0x11b, 0x5, &(0x7f0000000080)=0x208200, 0x4) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$sock_SIOCBRDELBR(r2, 0x89a1, &(0x7f00000000c0)='ip6_vti0\x00') 19:54:16 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x60, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1045.488274] FAT-fs (loop3): bogus number of reserved sectors [ 1045.506727] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:16 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x2000000, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1045.684141] FAT-fs (loop4): bogus number of reserved sectors [ 1045.719049] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1045.775911] FAT-fs (loop3): bogus number of reserved sectors [ 1045.791143] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1045.798986] FAT-fs (loop4): bogus number of reserved sectors [ 1045.808469] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1045.903872] FAT-fs (loop3): bogus number of reserved sectors [ 1045.913880] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:17 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x0, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:17 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x2000, 0xed20ef1f8331e51) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:17 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x0, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:17 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x282, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:17 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x5000000, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:17 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:17 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) flock(r1, 0x4) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1046.354939] EXT4-fs warning: 29 callbacks suppressed [ 1046.354952] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1046.365294] FAT-fs (loop3): bogus number of reserved sectors 19:54:17 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0xa4ffffff, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1046.408354] FAT-fs (loop4): bogus number of reserved sectors [ 1046.418690] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1046.434340] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1046.449520] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:17 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$SIOCAX25CTLCON(r2, 0x89e8, &(0x7f0000000080)={@default, @bcast, @bcast, 0x9, 0xffffffff00000000, 0x0, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}) 19:54:17 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x300, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:17 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:17 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0xf5ffffff, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1046.687227] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1046.703727] FAT-fs (loop3): bogus number of reserved sectors [ 1046.713272] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1046.724853] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1046.797105] FAT-fs (loop4): bogus number of reserved sectors [ 1046.810971] FAT-fs (loop3): bogus number of reserved sectors [ 1046.825817] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1046.874976] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:18 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x0, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:18 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) dup3(r0, r0, 0x40000) [ 1046.965037] FAT-fs (loop4): bogus number of reserved sectors [ 1046.973441] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:18 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:18 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0xffffffa4, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:18 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:18 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x428, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:18 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 19:54:18 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0xfffffff5, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1047.378615] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1047.408884] FAT-fs (loop3): bogus number of reserved sectors [ 1047.414815] FAT-fs (loop4): bogus number of reserved sectors [ 1047.435517] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1047.445603] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:18 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:18 executing program 2: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x0}, {}, {}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f00000000c0)={r2, 0x1}) r3 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r3, 0x40086607, 0x0) timer_getoverrun(0x0) 19:54:18 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:18 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1047.581816] FAT-fs (loop4): bogus number of reserved sectors [ 1047.608528] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1047.665144] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:18 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:18 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x0, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:19 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x43f, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1047.745063] FAT-fs (loop3): bogus number of reserved sectors [ 1047.751417] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1047.752263] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x2, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:19 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x197a958b4b5da0db, 0x111) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x2000) 19:54:19 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1047.904699] FAT-fs (loop3): bogus number of reserved sectors [ 1047.920862] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x5, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:19 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:19 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$VIDIOC_G_SLICED_VBI_CAP(r0, 0xc0745645, &(0x7f0000000200)={0x2412, [0x7, 0x1, 0x1ff, 0x5, 0xbd45, 0xfff7, 0x5, 0x400, 0x1f, 0x1, 0x2, 0x7128, 0xfffe, 0x0, 0x3e, 0x8, 0xc00, 0x2, 0x28, 0x2, 0x6641, 0x1, 0x7, 0x8001, 0xff97, 0x5, 0x9, 0x5, 0x81, 0xfffd, 0x2, 0x7, 0xfff8, 0x3ff, 0x29, 0x40, 0x1f, 0xff, 0xfff8, 0x2, 0x1, 0x7, 0x7, 0x1, 0x9, 0x2, 0x7f, 0x2], 0x3}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x1d}}}, [0x52dcac6a, 0x101, 0x9, 0x5, 0xfffffffffffffffd, 0x9, 0x8, 0x8, 0x80, 0x7ff, 0x2, 0x4, 0x7, 0xffffffffffffff01, 0x1]}, &(0x7f0000000000)=0x100) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000180)=@assoc_id=r2, &(0x7f00000001c0)=0x4) 19:54:19 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1047.998416] FAT-fs (loop4): bogus number of reserved sectors [ 1048.018579] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x500, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.109052] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1048.125824] FAT-fs (loop3): bogus number of reserved sectors [ 1048.133967] FAT-fs (loop4): bogus number of reserved sectors [ 1048.152215] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:19 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.162423] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1048.162970] sctp: [Deprecated]: syz-executor.2 (pid 6136) Use of int in maxseg socket option. [ 1048.162970] Use struct sctp_assoc_value instead 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.220686] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1048.281091] FAT-fs (loop3): bogus number of reserved sectors [ 1048.312021] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:19 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:19 executing program 2: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r4, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000040)={'team0\x00', r4}) r5 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r5, 0x40086607, 0x0) 19:54:19 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x440, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:19 executing program 5: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x2, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:19 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:19 executing program 5: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.549490] FAT-fs (loop4): bogus number of reserved sectors [ 1048.558933] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1048.567668] FAT-fs (loop3): bogus number of reserved sectors [ 1048.578661] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x5, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.598194] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1048.646286] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 19:54:19 executing program 5: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1048.692381] FAT-fs (loop4): bogus number of reserved sectors [ 1048.705826] FAT-fs (loop3): bogus number of reserved sectors [ 1048.722045] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1048.736446] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:19 executing program 2: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x6c) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) 19:54:19 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x500, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:20 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x441, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1048.903970] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1048.932182] FAT-fs (loop4): bogus number of reserved sectors [ 1048.950408] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1048.994691] kauditd_printk_skb: 6 callbacks suppressed [ 1048.994704] audit: type=1800 audit(1570564460.186:427): pid=6182 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17645 res=0 [ 1049.053205] FAT-fs (loop4): bogus number of reserved sectors [ 1049.074640] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:20 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:20 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x442, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:20 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:20 executing program 5: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:20 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x1000000, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:20 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x20000, 0x104) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:20 executing program 2: ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, 0x0) 19:54:20 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x2000000, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1049.219133] FAT-fs (loop3): bogus number of reserved sectors [ 1049.239643] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:20 executing program 5: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1049.304591] FAT-fs (loop4): bogus number of reserved sectors [ 1049.318940] FAT-fs (loop3): bogus number of reserved sectors [ 1049.324796] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1049.347838] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:20 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x5000000, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:20 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x80000, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:20 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1049.477674] FAT-fs (loop4): bogus number of reserved sectors [ 1049.520985] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1049.591256] FAT-fs (loop3): bogus number of reserved sectors [ 1049.607517] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1049.743784] FAT-fs (loop3): bogus number of reserved sectors [ 1049.756584] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:21 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:21 executing program 5: r0 = socket(0x0, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0xa4ffffff, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x443, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:21 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) fcntl$F_GET_RW_HINT(r1, 0x40b, &(0x7f0000000100)) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:21 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0xf5ffffff, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1049.915339] FAT-fs (loop3): bogus number of reserved sectors [ 1049.933006] FAT-fs (loop4): bogus number of reserved sectors [ 1049.942632] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:21 executing program 5: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1049.966906] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:21 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:21 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) accept4$netrom(r0, &(0x7f0000000080)={{0x3, @default}, [@bcast, @null, @remote, @null, @remote, @remote, @bcast, @netrom]}, &(0x7f0000000000)=0x48, 0x800) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) openat$ion(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ion\x00', 0xc85a2e58f86048da, 0x0) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) sendfile(r7, r8, 0x0, 0x80001d00c0d0) r9 = socket$inet6(0xa, 0x400000000001, 0x0) close(r9) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r9, 0x84, 0xa, 0x0, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r10, 0x200004) sendfile(r9, r10, 0x0, 0x80001d00c0d0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r10, 0x84, 0xa, 0x0, 0x308) r11 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r11, 0x200004) sendfile(r6, r11, 0x0, 0x80001d00c0d0) ioctl$EXT4_IOC_GROUP_EXTEND(r6, 0x40086607, 0x0) [ 1050.067579] FAT-fs (loop4): bogus number of reserved sectors [ 1050.081110] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0xffffffa4, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x444, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1050.171613] FAT-fs (loop3): bogus number of reserved sectors [ 1050.187114] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1050.287372] FAT-fs (loop4): bogus number of reserved sectors [ 1050.294887] FAT-fs (loop3): bogus number of reserved sectors [ 1050.307190] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1050.313689] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1050.472299] FAT-fs (loop4): bogus number of reserved sectors [ 1050.489488] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:21 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:21 executing program 5: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 2: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000000)) r2 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0xfffffff5, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:21 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x445, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1050.593189] FAT-fs (loop3): bogus number of reserved sectors [ 1050.620287] audit: type=1800 audit(1570564461.816:428): pid=6269 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16737 res=0 19:54:21 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x200040, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1050.646682] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1050.685893] FAT-fs (loop4): bogus number of reserved sectors 19:54:21 executing program 5: r0 = socket(0x80000000000000a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:21 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1050.735965] FAT-fs (loop3): bogus number of reserved sectors [ 1050.742235] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1050.749991] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:22 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:22 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[@sack_perm, @window={0x3, 0xf607, 0x5}], 0x2) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) modify_ldt$write(0x1, &(0x7f0000000080)={0x908, 0x100000, 0xffffffffffffffff, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1}, 0xe) [ 1050.955504] FAT-fs (loop3): bogus number of reserved sectors [ 1050.963793] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1051.046673] FAT-fs (loop3): bogus number of reserved sectors [ 1051.073867] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:22 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:22 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:22 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x446, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:22 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:22 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x1, 0x2) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r1, 0xc08c5336, &(0x7f0000000080)={0x9, 0x6dc, 0x6de, 'queue0\x00', 0x293}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:22 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1051.330039] FAT-fs (loop4): bogus number of reserved sectors [ 1051.331157] FAT-fs (loop3): bogus number of reserved sectors [ 1051.335900] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:22 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:22 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1051.381807] FAT-fs (loop4): bogus number of reserved sectors [ 1051.388751] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1051.415858] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:22 executing program 2: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') socket$inet_smc(0x2b, 0x1, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) getsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000000400)={{{@in6=@empty, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@dev}}, &(0x7f00000001c0)=0x2ef) r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r9, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r9, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) r10 = socket$nl_route(0x10, 0x3, 0x0) r11 = socket$netlink(0x10, 0x3, 0x0) r12 = socket(0x10, 0x803, 0x0) getsockname$packet(r12, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r11, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r13, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r10, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=ANY=[@ANYBLOB="380000002400070500"/20, @ANYRES32=r13, @ANYBLOB="00007b00ffffffff0000000008000d0000000000040000000000000004000200"], 0x38}}, 0x0) r14 = socket$nl_route(0x10, 0x3, 0x0) r15 = socket$netlink(0x10, 0x3, 0x0) r16 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r16, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r16, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r15, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r17, @ANYBLOB="0000000047ed0000280012000c000100726574680000000018f002001480010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r14, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r17, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(r1, &(0x7f00000003c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x91840240}, 0xc, &(0x7f0000000380)={&(0x7f0000000200)={0x8c, r2, 0x4, 0x70bd2c, 0x25dfdbfc, {}, [{{0xffffffffffffffa4, 0x1, r5}, {0x4}}, {{0x8, 0x1, r13}, {0x58, 0x2, [{0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0x24, 0x4, [{0x5, 0x0, 0xf9, 0x64c2}, {0x4, 0x4, 0x8e, 0xffffffff}, {0xffff, 0x7f, 0x6c}, {0xfffb, 0x1, 0xaf, 0x40}]}}}]}}, {{0x8, 0x1, r17}, {0x4}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000000}, 0xc28fd80c225e7a2b) 19:54:22 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:22 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x447, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1051.519922] FAT-fs (loop3): bogus number of reserved sectors [ 1051.547918] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:22 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1051.566180] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1051.641414] FAT-fs (loop4): bogus number of reserved sectors [ 1051.664962] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1051.686805] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1051.743173] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1051.757527] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1051.774264] FAT-fs (loop4): bogus number of reserved sectors [ 1051.781097] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:23 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:23 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:23 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:23 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:23 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x448, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:23 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000080)) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1052.082592] EXT4-fs warning: 7 callbacks suppressed [ 1052.082606] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1052.106907] FAT-fs (loop3): bogus number of reserved sectors [ 1052.112942] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:23 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:23 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1052.128081] FAT-fs (loop4): bogus number of reserved sectors [ 1052.141334] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1052.151034] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:23 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:23 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x449, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:23 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:23 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1052.272391] FAT-fs (loop3): bogus number of reserved sectors [ 1052.308439] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1052.384345] FAT-fs (loop4): bogus number of reserved sectors [ 1052.416229] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1052.498832] FAT-fs (loop4): bogus number of reserved sectors [ 1052.504709] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:24 executing program 2: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r1 = getpid() rt_tgsigqueueinfo(r1, r1, 0x16, &(0x7f00000000c0)) ptrace(0x10, r1) ptrace$getregs(0x3, r1, 0x0, &(0x7f0000000140)=""/4096) r2 = syz_open_procfs(r1, &(0x7f00000000c0)='net/tcp\x00') r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r6, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r6, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f0000001140)=ANY=[@ANYBLOB="387cb1b5fecc8f96f411317dce8d452ea849e8d3d43b87f4a6169085ea6dcf36aba05a880b973a7fd1242c6d70e23fcb3de32f60038c80fb0fc88fb13c25af596f66a9268c1a2b02d92b8511ee6fa3a44f600587e788ef8eec252ea9e1e82c41f9deabdb1a1b21cff52ee02d2726c3b5b4286e", @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r5, 0x84, 0x75, &(0x7f00000001c0)={r7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000140)={r7, 0x2c, &(0x7f0000000100)=[@in={0x2, 0x4e22, @multicast2}, @in6={0xa, 0x4e24, 0x6, @remote, 0x8}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000001c0)={r8, 0x7b3}, &(0x7f0000000200)=0x8) r9 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0xc2200, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r9, 0x40086607, 0x0) 19:54:24 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:24 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x44b, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1052.837176] FAT-fs (loop3): bogus number of reserved sectors [ 1052.860947] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1052.921191] FAT-fs (loop4): bogus number of reserved sectors [ 1052.929044] FAT-fs (loop3): bogus number of reserved sectors [ 1052.938259] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1052.948377] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1053.030995] audit: type=1800 audit(1570564464.226:429): pid=6402 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17283 res=0 19:54:24 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet_tcp_TLS_RX(r2, 0x6, 0x2, &(0x7f0000000000)=@gcm_128={{0x304}, "9f9516273bf07907", "dc0e891e311a1607500739e884d2de80", "965a364d", "1630232f2f323ba4"}, 0x28) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f00000000c0)) 19:54:24 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x500, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:24 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1053.192286] FAT-fs (loop4): bogus number of reserved sectors [ 1053.195823] FAT-fs (loop3): bogus number of reserved sectors [ 1053.201999] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1053.218703] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1053.227940] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1053.285135] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1053.349091] audit: type=1800 audit(1570564464.546:430): pid=6422 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17009 res=0 [ 1053.398530] FAT-fs (loop4): bogus number of reserved sectors [ 1053.442587] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:24 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:24 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:24 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0xffffffff, 0x202200) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r0, 0x110, 0x4, &(0x7f0000000000)=0x1, 0x4) ioctl$USBDEVFS_DROP_PRIVILEGES(r0, 0x4004551e, &(0x7f0000000080)=0x8000) 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:24 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x600, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1053.735722] FAT-fs (loop4): bogus number of reserved sectors [ 1053.741425] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1053.765602] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1053.777176] FAT-fs (loop3): bogus number of reserved sectors 19:54:24 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:25 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1053.790084] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1053.802252] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:25 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r3 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) bind$tipc(r2, &(0x7f0000000000)=@name={0x1e, 0x2, 0x2, {{0x42, 0x3}, 0x3}}, 0x10) r6 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r6, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/commit_pending_bools\x00', 0x1, 0x0) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r8, 0x54a3) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r7, r9, 0x0, 0x80001d00c0d0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1053.891501] FAT-fs (loop4): bogus number of reserved sectors [ 1053.897438] FAT-fs (loop3): bogus number of reserved sectors [ 1053.918824] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1053.935016] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:25 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:25 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x700, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:25 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1054.085673] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1054.115208] FAT-fs (loop4): bogus number of reserved sectors [ 1054.135094] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1054.186019] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1054.215105] FAT-fs (loop4): bogus number of reserved sectors [ 1054.227664] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1054.243456] audit: type=1800 audit(1570564465.436:431): pid=6459 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17089 res=0 [ 1054.288765] audit: type=1800 audit(1570564465.436:432): pid=6470 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17089 res=0 19:54:25 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:25 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:25 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:25 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:25 executing program 2: open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) ioctl$TIOCGPKT(0xffffffffffffffff, 0x80045438, &(0x7f0000000040)) 19:54:25 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x900, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1054.478718] FAT-fs (loop3): bogus number of reserved sectors [ 1054.484591] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1054.510967] FAT-fs (loop4): bogus number of reserved sectors 19:54:25 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, 0x0, 0x0) 19:54:25 executing program 2: r0 = open(&(0x7f0000000100)='./file0\x00', 0x800000, 0xff) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r0, 0x81785501, &(0x7f0000000080)=""/67) 19:54:25 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1054.528666] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:25 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1054.630279] FAT-fs (loop4): bogus number of reserved sectors [ 1054.636159] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:25 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, 0x0, 0x0) 19:54:25 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) rt_sigreturn() ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1054.802765] FAT-fs (loop3): bogus number of reserved sectors [ 1054.832546] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1054.877065] FAT-fs (loop3): bogus number of reserved sectors [ 1054.883440] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:26 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:26 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:26 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:26 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) write$P9_RATTACH(r2, &(0x7f0000000000)={0x14, 0x69, 0x1, {0x68, 0x3, 0x6}}, 0x14) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:26 executing program 5: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, 0x0, 0x0) 19:54:26 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:26 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1055.255933] FAT-fs (loop3): bogus number of reserved sectors [ 1055.272891] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1055.280396] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1055.293209] FAT-fs (loop4): bogus number of reserved sectors 19:54:26 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1055.311730] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1055.384890] FAT-fs (loop3): bogus number of reserved sectors [ 1055.394321] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1055.412796] FAT-fs (loop4): bogus number of reserved sectors [ 1055.428428] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1055.434742] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1055.450696] audit: type=1800 audit(1570564466.646:433): pid=6524 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17473 res=0 19:54:26 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:26 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:26 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) sendto(r1, &(0x7f0000000080)="1b51a2c877fd1de2f785f9c3ef1b60e8b66605e7042c8eb7bd398470030acdc15b8fcf8e7791b8bd1830783544865c0304dce966fddf22b321c2c36f9a52df570b35a6356bf92d3d0ccf1640a90f5039c23c3e1259ae7fe8eb62b3ee93ecea84d6ae312030befd", 0x67, 0x80, &(0x7f0000000100)=@generic={0x10, "772e48e515f5236bbd27873e7125941958ccdc9c3508bf0baef05244d9339a1b9faee3fab87e486a9f3aeb0d9aacd0e82260bf79a6bee946c597cb4d0cda56a30eff514843a74af1ea9fc9240ac2a1c9cfedc2bbdf915f3bd36befa2d907e5f6db138ac1b7ddee625de8472f3c5b6acf5bbb8b2e9a80befda09f4c782387"}, 0x80) 19:54:26 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1055.638160] FAT-fs (loop3): bogus number of reserved sectors [ 1055.683610] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1055.710230] FAT-fs (loop4): bogus number of reserved sectors [ 1055.757973] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1055.775757] FAT-fs (loop3): bogus number of reserved sectors [ 1055.792111] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:27 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:27 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:27 executing program 2: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x40, 0x0) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f0000000080)={[0x8c, 0xfffffffffffff220, 0x5, 0x7f, 0x1f, 0x10001, 0x3, 0x7, 0x2, 0x10000, 0x6, 0xca8, 0x10001, 0x0, 0xb91b, 0x8], 0x2000, 0x4}) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) 19:54:27 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:27 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1056.016018] FAT-fs (loop4): bogus number of reserved sectors 19:54:27 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1056.091855] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1056.152101] FAT-fs (loop3): bogus number of reserved sectors [ 1056.179570] FAT-fs (loop4): bogus number of reserved sectors [ 1056.185574] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1056.192850] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:27 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:27 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r1}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:27 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:27 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2200, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1056.339930] FAT-fs (loop3): bogus number of reserved sectors [ 1056.345900] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:27 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$VIDIOC_ENUMOUTPUT(r0, 0xc0485630, &(0x7f0000000080)={0x0, "4980b4b19ba5ab33c4124e61a023d2462b0e91fb20e34ae6fa8e5bb8d408d2cb", 0x2, 0x4, 0x8, 0x2000, 0x2}) 19:54:27 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1056.514772] FAT-fs (loop4): bogus number of reserved sectors [ 1056.553732] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1056.657499] FAT-fs (loop4): bogus number of reserved sectors [ 1056.668355] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:28 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:28 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:28 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:28 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0xfffffffffffffffe, &(0x7f0000000240)) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f0000000180)={@rc={0x1f, {0x80, 0x7, 0x1c, 0xc6, 0x4, 0x1f}, 0x1}, {&(0x7f0000000080)=""/236, 0xec}, &(0x7f0000000000), 0xf4ec88b91d169646}, 0xa0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000280)='/dev/vcs\x00', 0x101142, 0x0) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f00000002c0)={0x3, [0x2, 0x5, 0x400]}, &(0x7f0000000300)=0xa) 19:54:28 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2300, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1057.101009] EXT4-fs warning: 7 callbacks suppressed [ 1057.101023] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1057.121290] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:28 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1057.230887] FAT-fs (loop3): bogus number of reserved sectors [ 1057.233264] FAT-fs (loop4): bogus number of reserved sectors [ 1057.256968] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1057.293294] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1057.354731] FAT-fs (loop3): bogus number of reserved sectors [ 1057.363298] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1057.423287] FAT-fs (loop4): bogus number of reserved sectors [ 1057.429252] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:28 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r1}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:28 executing program 2: setxattr$trusted_overlay_upper(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='trusted.overlay.upper\x00', &(0x7f0000000200)={0x0, 0xfb, 0x61, 0x4, 0x7, "4ae63846f3c13423b9f11d92f3d4e161", "0ce76279bcc850b9c1101a808da35507aaef9fcbd805064a3357d70d831eaeb0f421e8544f38327e4f1256799fb724deabe46b76c1ee81d13d08c153eb49f1c2fd6f355eac320f74017b87c2"}, 0x61, 0x0) r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/mISDNtimer\x00', 0x2000, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$FS_IOC_MEASURE_VERITY(r0, 0xc0046686, &(0x7f0000000100)=ANY=[@ANYBLOB="00005000783e96e7b93dab6d0e7b7d4d4199a9139a7c9a06e03fba5f18e0012f9442a60644df05f033033c24d49bda98b6b9adbb20935db8aec830e5da809a6001cd20a78d428e04e3b8c5228ffaef20d3c7a963"]) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) lsetxattr$security_smack_entry(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='security.SMACK64IPOUT\x00', &(0x7f00000000c0)='bdev@wlan0em0\x00', 0xe, 0x1) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) ioctl$KDMKTONE(r1, 0x4b30, 0x6) 19:54:28 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:28 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:28 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x25e8, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1057.602684] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:28 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1057.664986] FAT-fs (loop4): bogus number of reserved sectors [ 1057.682633] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1057.716637] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1057.719615] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1057.850380] FAT-fs (loop4): bogus number of reserved sectors [ 1057.856240] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:29 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:29 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:29 executing program 2: r0 = open(&(0x7f0000000000)='./file1\x00', 0x8a342, 0x108) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:29 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r1}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:29 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:29 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x263a, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:29 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1058.092642] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1058.128108] FAT-fs (loop3): bogus number of reserved sectors 19:54:29 executing program 2: r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1058.139626] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1058.153129] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1058.169006] FAT-fs (loop4): bogus number of reserved sectors [ 1058.174963] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:29 executing program 5: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r1, r2) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r1}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:29 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:29 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, @rand_addr="abc7d30f1e8fb7f509a2a0ee5cc2ef1c", @remote, 0x3e4f, 0x100, 0x8000, 0x400, 0x0, 0x100000}) 19:54:29 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1058.314305] FAT-fs (loop4): bogus number of reserved sectors [ 1058.345107] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1058.422745] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1058.438607] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1058.477187] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1058.562981] FAT-fs (loop3): bogus number of reserved sectors [ 1058.598516] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1058.642365] FAT-fs (loop3): bogus number of reserved sectors [ 1058.651737] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:30 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:30 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r0, r1) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r0}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:30 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2804, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:30 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:30 executing program 2: open(&(0x7f0000000000)='.\x00', 0x0, 0x0) 19:54:30 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:30 executing program 2: ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, 0x0) 19:54:30 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1058.868744] FAT-fs (loop4): bogus number of reserved sectors [ 1058.874656] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1058.881013] FAT-fs (loop3): bogus number of reserved sectors [ 1058.908445] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:30 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:30 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00), &(0x7f0000000a40)=0xc) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r0}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1059.045282] FAT-fs (loop3): bogus number of reserved sectors [ 1059.074144] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:30 executing program 2: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x1, 0x0) write$P9_RWSTAT(r0, &(0x7f0000000100)={0x7, 0x7f, 0x1}, 0x7) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) setsockopt$nfc_llcp_NFC_LLCP_RW(r3, 0x118, 0x0, &(0x7f0000000000)=0x9, 0x4) [ 1059.095685] FAT-fs (loop4): bogus number of reserved sectors 19:54:30 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1059.138760] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1059.255357] audit: type=1800 audit(1570564470.446:434): pid=6704 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17825 res=0 19:54:30 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:30 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:30 executing program 2: openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000)='/dev/video0\x00', 0x2, 0x0) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_SUBDEV_DV_TIMINGS_CAP(r2, 0xc0905664, &(0x7f00000000c0)={0x0, 0x0, [], @bt={0x4, 0xfe, 0x7ff, 0x0, 0xffffffff, 0xb8a, 0x1, 0x3}}) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000080)={0x4d, @local, 0x4e24, 0x2, 'lblc\x00', 0x24, 0x9f, 0x33}, 0x2c) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:30 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:30 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3a26, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:30 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<', r0}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1059.679237] FAT-fs (loop3): bogus number of reserved sectors [ 1059.688048] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:30 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:30 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) mlockall(0x2) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1059.748098] audit: type=1800 audit(1570564470.936:435): pid=6726 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17953 res=0 [ 1059.858724] FAT-fs (loop4): bogus number of reserved sectors [ 1059.864694] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1059.889818] FAT-fs (loop3): bogus number of reserved sectors [ 1059.915591] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:31 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:31 executing program 5: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:31 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cachefiles\x00', 0x2c000, 0x0) socket$inet6_sctp(0xa, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB="f5fb1b00", @ANYRES32=0x0], &(0x7f0000000180)=0x8) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r5, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r4, 0x84, 0x75, &(0x7f00000001c0)={r6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) r7 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r7, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r7, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_STATUS(r7, 0x84, 0x75, &(0x7f00000001c0)={r3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {r6, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0xff, 0x0}}}}}, &(0x7f0000000140)=0xdf) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000340)={0x7994, 0x200}, 0xc) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000080)={r3, @in6={{0xa, 0x4e20, 0x78, @ipv4={[], [], @loopback}, 0x101}}, 0x76d, 0xa0d7, 0x9, 0xffffffff, 0x48a}, &(0x7f0000000140)=0x98) ioctl$SIOCX25GCALLUSERDATA(r1, 0x89e4, &(0x7f0000000280)={0x50, "19f50ee9a67c278d68e8bb1cfcc5c2621511a03c4394aba34e735d58e1192b28e1908cb35a60cc604f8c21ad8c034547abe00cdb150a9df603af68a29adc07ed5d28dda65e732eff94f31b42a596de54064251c824c759e0cea70ce7ab53859e78cb6f3b02f4d1d9dd83d364e836126b2b31bae2aba1121228b3e98104fc7551"}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000180)={r8, @in6={{0xa, 0x4e21, 0x1, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x5}}, 0x5b}, &(0x7f0000000240)=0x90) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:31 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1060.025096] FAT-fs (loop4): bogus number of reserved sectors [ 1060.037832] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1060.196830] FAT-fs (loop3): bogus number of reserved sectors 19:54:31 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:31 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:31 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r6, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) r7 = gettid() r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) sendmsg$nl_route(r2, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000080)=@bridge_getlink={0x494, 0x12, 0x704, 0x70bd2c, 0x25dfdbff, {0x7, 0x0, 0x0, r6, 0x2a032, 0xc5021}, [@IFLA_IFALIASn={0x4}, @IFLA_PHYS_PORT_ID={0x24, 0x22, "e55576a125f82e8db46699cef1f713cb588feb8a3b963b29af912a78aaec"}, @IFLA_PORT_SELF={0x40, 0x19, [@IFLA_PORT_PROFILE={0xc, 0x2, '/!user\x00'}, @IFLA_PORT_VF={0x8, 0x1, 0x40000061}, @IFLA_PORT_HOST_UUID={0x14, 0x5, "3fd409e209673e732bf6d8d8f872b28e"}, @IFLA_PORT_INSTANCE_UUID={0x14, 0x4, "b13ecef6dd01373b1bc6524268e1e96c"}]}, @IFLA_VFINFO_LIST={0x244, 0x16, [{0x158, 0x1, [@IFLA_VF_MAC={0x28, 0x1, {0x9}}, @IFLA_VF_VLAN_LIST={0xb8, 0xc, [{0x14, 0x1, {0x6df, 0xdee, 0xffffffff, 0x8100}}, {0x14, 0x1, {0x8000, 0x44c, 0x8001, 0x8100}}, {0x14, 0x1, {0x0, 0x658, 0x400, 0x5704}}, {0x14, 0x1, {0xff, 0x29a, 0x3, 0x8860063c2e26176b}}, {0x14, 0x1, {0x3, 0x53a, 0x2}}, {0x14, 0x1, {0xfffffffc, 0xbfd, 0xfcba, 0x8100}}, {0x14, 0x1, {0xf078, 0xc7, 0x8, 0x88a8}}, {0x14, 0x1, {0x0, 0x36a, 0x4, 0x8100}}, {0x14, 0x1, {0x1, 0xebc, 0xffffffff, 0x199f8}}]}, @IFLA_VF_VLAN={0x10, 0x2, {0xfffffff7, 0x7d1, 0x2}}, @IFLA_VF_MAC={0x28, 0x1, {0xff, @broadcast}}, @IFLA_VF_VLAN={0x10, 0x2, {0x9, 0x5e1, 0x2}}, @IFLA_VF_RATE={0x10, 0x6, {0x42, 0x1c000000, 0x2}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x9, 0x1}}, @IFLA_VF_VLAN={0x10, 0x2, {0xfffffbff, 0x4ae, 0x9}}]}, {0xcc, 0x1, [@IFLA_VF_TX_RATE={0x0, 0x3, {0x7, 0x80}}, @IFLA_VF_RSS_QUERY_EN={0xc, 0x7, {0x7}}, @IFLA_VF_TRUST={0xc, 0x9, {0x4, 0x4}}, @IFLA_VF_RATE={0x10, 0x6, {0xd8, 0x9, 0x5}}, @IFLA_VF_RSS_QUERY_EN={0xc, 0x7, {0x0, 0x1}}, @IFLA_VF_IB_PORT_GUID={0x14, 0xb, {0x0, 0x100000001}}, @IFLA_VF_TX_RATE={0xc, 0x3, {0xfffffff8, 0x6}}, @IFLA_VF_VLAN={0x10, 0x2, {0x80000001, 0x326, 0x3}}, @IFLA_VF_VLAN_LIST={0x54, 0xc, [{0x14, 0x1, {0xcdd6, 0x33f, 0x81, 0x8100}}, {0x14, 0x1, {0x400, 0x9ce, 0x2, 0x8100}}, {0x35e, 0x1, {0x3ff, 0xa4, 0x7f, 0x88a8}}, {0x14, 0x1, {0x8000, 0x92c, 0x80000000, 0x8100}}]}]}, {0xffffffb4, 0x1, [@IFLA_VF_SPOOFCHK={0xc, 0x4, {0x80000001, 0x3cdf}}, @IFLA_VF_TX_RATE={0xc, 0x3, {0x3ff, 0x2}}]}]}, @IFLA_VFINFO_LIST={0x1b0, 0x16, [{0x20, 0x1, [@IFLA_VF_SPOOFCHK={0xc, 0x4, {0x40, 0x4}}, @IFLA_VF_RATE={0x10, 0x6, {0x0, 0x7}}]}, {0x88, 0x1, [@IFLA_VF_SPOOFCHK={0xc, 0x4, {0x5b, 0x4}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x8}}, @IFLA_VF_RSS_QUERY_EN={0xc, 0x7, {0x9, 0x9}}, @IFLA_VF_MAC={0x28, 0x1, {0x7, @local}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x5, 0x6}}, @IFLA_VF_RSS_QUERY_EN={0xc, 0x7, {0x8, 0x2bf}}, @IFLA_VF_TX_RATE={0xc, 0x3, {0x200, 0xe6}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x8001, 0xa39}}]}, {0x9c, 0x1, [@IFLA_VF_SPOOFCHK={0xc, 0x4, {0x81, 0x81}}, @IFLA_VF_VLAN_LIST={0x40, 0xc, [{0x14, 0x1, {0x4, 0x7f1, 0x1, 0x8100}}, {0x14, 0x1, {0x5, 0x854, 0x2, 0x8100}}, {0x14, 0x1, {0x9, 0x50a, 0x7, 0x88a8}}]}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x6}}, @IFLA_VF_VLAN={0x10, 0x2, {0x1b25, 0x83, 0x7}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x7f, 0x8001}}, @IFLA_VF_RATE={0x10, 0x6, {0x6, 0x0, 0x401}}, @IFLA_VF_TX_RATE={0xc, 0x3, {0x9, 0xfffffff9}}]}, {0x10, 0x1, [@IFLA_VF_TRUST={0xc, 0x9, {0x4, 0x7f}}]}, {0x10, 0x1, [@IFLA_VF_TRUST={0xc, 0x9, {0x40, 0x8}}]}, {0x28, 0x1, [@IFLA_VF_RATE={0x10, 0x6, {0x1, 0x5, 0x7}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x40, 0x6}}]}, {0x20, 0x1, [@IFLA_VF_LINK_STATE={0xc, 0x5, {0xfffffffe, 0x8}}, @IFLA_VF_RATE={0x10, 0x6, {0x8, 0x401}}]}]}, @IFLA_WEIGHT={0x8, 0xf, 0x1}, @IFLA_NET_NS_PID={0x8, 0x13, r7}, @IFLA_NET_NS_FD={0x8, 0x1c, r9}]}, 0x494}, 0x1, 0x0, 0x0, 0x1000}, 0x4) setxattr$trusted_overlay_upper(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000600)='trusted.overlay.upper\x00', &(0x7f0000000640)={0x0, 0xfb, 0xa6, 0x5, 0xb0, "4e433670fbb70d9d311a0f7d0347d97c", "e2d21067507d16f1547b006e80d183c7744b1875315ff7cb09ea5dc1d42d5b27f547a1ae66276fdb6c31729af066eeb7756ed09e0e7a30d5be30a1479c1fe7a7996338c9a05bcebdf856bc44501979f650e23ec025b7b780f7c9fdfb03c358f34af01844dafe74e7364d46b4dd5444053a029fd4db6421402033019bb404e63628374d8bf731b378967fbdf10a9bb05261"}, 0xa6, 0x1) 19:54:31 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1060.250660] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1060.347351] FAT-fs (loop3): bogus number of reserved sectors [ 1060.353704] FAT-fs (loop4): bogus number of reserved sectors [ 1060.376573] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1060.385725] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1060.387438] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:31 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:31 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:31 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1060.476562] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6763 comm=syz-executor.2 19:54:31 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7, [], 0x0}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1060.544331] audit: type=1800 audit(1570564471.736:436): pid=6761 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17683 res=0 19:54:31 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'veth1_to_bond\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000700)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000006c0)={&(0x7f00000000c0)=@deltfilter={0x5cc, 0x2d, 0x400, 0x70bd27, 0x25dfdbfd, {0x0, r1, {0xa, 0x10}, {0xfff2, 0xfff3}, {0x4, 0xffe0}}, [@TCA_RATE={0x8, 0x5, {0x7f, 0x8}}, @filter_kind_options=@f_basic={{0xc, 0x1, 'basic\x00'}, {0x538, 0x2, [@TCA_BASIC_CLASSID={0x8, 0x1, {0x6, 0x12}}, @TCA_BASIC_ACT={0x10c, 0x3, @m_gact={0x108, 0x0, {{0xc, 0x1, 'gact\x00'}, {0x34, 0x2, [@TCA_GACT_PROB={0xc, 0x3, {0x1, 0x1e23, 0x8}}, @TCA_GACT_PROB={0xc, 0x3, {0x2, 0x18f2, 0xffffffffffffffff}}, @TCA_GACT_PARMS={0x18, 0x2, {0x10000, 0xfffffffb, 0x20000000, 0x80000001, 0x8000}}]}, {0xc0, 0x6, "0c799ff39e43a076c7055346481521fba7cf3c4c92204e3f1e872e7ee17955392e049e6c279bd1b423e4329e5012e0ad67c1f05cb593c8ce6e49a38ed39931c7a6f92f33282b05ad0cd9a4decd61a3623c643db26e31e9ffb92731fa51a924c46b35084497e599ca66ed58ae432b765a846503aa841ab59c156fd5d3409b10da8470c836d2088f2e82b3294b54d826de285a4680dbbadb11e89758295453c5694dc6e173bafd8bba394e7ec1fed755de410ecd71e433c35ea092"}}}}, @TCA_BASIC_POLICE={0xc, 0x4, @TCA_POLICE_RESULT={0x8, 0x5, 0x6}}, @TCA_BASIC_POLICE={0xc, 0x4, @TCA_POLICE_RESULT={0x8, 0x5, 0x7ff}}, @TCA_BASIC_POLICE={0x408, 0x4, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x1, 0x75, 0x0, 0x7, 0x8, 0xfffffff9, 0x6, 0x100, 0x3f, 0xfffffffc, 0x31691a44, 0x3ff, 0x4, 0x10, 0x46, 0x9, 0x2, 0x1ae4000, 0x7, 0x2, 0x10001, 0x3e0, 0x10000, 0x3, 0x6, 0xfffffe01, 0x80000000, 0x4, 0x1, 0x7fff, 0x5, 0x1, 0x3, 0x1, 0x80000000, 0x7, 0xfb7, 0x6, 0x4a85, 0xff, 0xf4, 0x4, 0xfffffff8, 0x3, 0xac, 0x3, 0x8, 0x3, 0x20, 0x7f, 0x7, 0x7, 0x2963, 0x20, 0x9, 0x2, 0xffff4b0a, 0x6, 0x6, 0xff, 0x4, 0x7, 0x8, 0x100, 0x5, 0x4, 0x3, 0xcc, 0x2, 0xfffffff7, 0x5, 0xe20a, 0x5, 0x2, 0x400, 0x10000, 0x80000000, 0x101, 0x81, 0x8000, 0x0, 0x1, 0x5, 0x0, 0x0, 0x98c, 0x20, 0x800, 0x5, 0x0, 0x2, 0x3b5, 0x0, 0x200, 0x5, 0x800, 0x5, 0x8, 0xd40b, 0x0, 0x0, 0x6, 0xa575, 0x5e1, 0x3, 0x2, 0xf632, 0x0, 0x3, 0x2, 0x9, 0x0, 0x1, 0x6, 0x7fff, 0x20, 0x8, 0x2, 0x2, 0x0, 0x10000, 0x20, 0x3, 0x35, 0x100, 0x1, 0x0, 0x1f, 0x1, 0x6, 0x1, 0x4, 0x100, 0xa1f, 0x9, 0xbf8, 0x1f, 0xff, 0x9, 0x0, 0x1, 0x3, 0x5, 0x7, 0x10000, 0x5, 0xfff, 0x7, 0x2, 0x10000, 0x80000000, 0x3, 0x4, 0x0, 0x5cada8eb, 0x7fffffff, 0xfff, 0x4, 0x3, 0xcf, 0x81b, 0x2, 0x69dc, 0x10001, 0x8, 0x400, 0x80, 0x8, 0x3, 0x2, 0x800, 0x7fffffff, 0xff, 0x2c5d, 0x1, 0x5, 0xff, 0x80, 0x9, 0x40, 0x80000001, 0x7fffffff, 0x80000001, 0x1f, 0x7, 0xff, 0xef, 0xd1, 0x2, 0x6, 0x30, 0x80000000, 0x6, 0x7, 0x4, 0x5, 0x5, 0x80000001, 0x0, 0x8, 0x2, 0x5, 0x6, 0x81, 0x10000, 0x3b, 0x7fff, 0x4, 0x9, 0x40, 0x1, 0x0, 0xffffff3e, 0x5, 0xe37, 0x40, 0x7ff, 0x8, 0x9, 0x1, 0x6, 0x9, 0x1, 0xffff7fff, 0x401, 0x3ff, 0x1, 0x815, 0x5, 0xffffffff, 0x3, 0x6, 0x3f, 0xc74c, 0x9, 0x9, 0x3, 0x6, 0x6, 0x7f, 0x8, 0x8, 0x100, 0x132c, 0x1, 0x6651, 0xfffffff8, 0x0, 0x9, 0x7b16e946, 0x4, 0x9, 0x401, 0x3, 0x9, 0x7f]}}]}}, @TCA_RATE={0x8, 0x5, {0x1f, 0x81}}, @TCA_RATE={0x8, 0x5, {0x6e, 0x2}}, @TCA_RATE={0x8, 0x5, {0x7}}, @TCA_RATE={0x8, 0x5, {0x3, 0x3f}}, @filter_kind_options=@f_rsvp={{0xc, 0x1, 'rsvp\x00'}, {0xc, 0x2, [@TCA_RSVP_SRC={0x8, 0x3, @loopback}]}}, @filter_kind_options=@f_route={{0xc, 0x1, 'route\x00'}, {0x18, 0x2, [@TCA_ROUTE4_IIF={0x14, 0x4, 'ip_vti0\x00'}]}}]}, 0x5cc}, 0x1, 0x0, 0x0, 0x4040016}, 0x4) [ 1060.597370] FAT-fs (loop4): bogus number of reserved sectors [ 1060.600223] FAT-fs (loop3): bogus number of reserved sectors [ 1060.622028] audit: type=1800 audit(1570564471.736:437): pid=6764 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17683 res=0 [ 1060.629363] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1060.649878] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:31 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:31 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x2, 0x2) write$UHID_CREATE2(r1, &(0x7f0000000080)={0xb, 'syz1\x00', 'syz0\x00', 'syz1\x00', 0x55, 0x9, 0x7, 0xe484, 0x623, 0x2, "df3c6b288182636fe66a08ae709c61cca424d32f895cc21f4c6968d9340966b758bf2941100833405e07113b88ef52fdd24b78dd217579d1ad28ef05b2cde40274549d682db6f36e895b8608d64c40989540196be7"}, 0x16d) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:32 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f04, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:32 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x81009431, &(0x7f00000000c0)) syz_open_dev$dspn(&(0x7f00000001c0)='/dev/dsp#\x00', 0x3, 0x240) ioctl$KDMKTONE(r0, 0x4b30, 0x5) dup(r2) r3 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000200)='/seliH)\xdeZavc/cak\x81e_\t\x00\x00\x00\x00\x00\x00\x00d\x00', 0x2, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000000000)=[@in={0x2, 0x4e20, @broadcast}, @in={0x2, 0x4e22, @rand_addr=0x897}], 0x20) [ 1060.936934] FAT-fs (loop3): bogus number of reserved sectors [ 1060.946393] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1060.993160] audit: type=1800 audit(1570564472.186:438): pid=6800 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16862 res=0 [ 1061.034204] FAT-fs (loop4): bogus number of reserved sectors [ 1061.055932] FAT-fs (loop3): bogus number of reserved sectors [ 1061.062275] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1061.073747] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x2}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:32 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000080)='./file0\x00', 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:32 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000080)={&(0x7f0000000000)=[0x0], 0x1}) sendmsg$nl_netfilter(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4100040}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x4, 0x91ecff59bfd81b98, 0x0, 0x70bd2b, 0x25dfdbfb, {0xc, 0x0, 0x5}, [@generic="536a2b0d14ce5dcca992f68aecee4ddf91a4ef", @generic="fd1c527c2901bec85d206ca5732978afe1ffaf872f10aeb8d32a3f955f3729a7b51b7fc89744bc8ff579bf0e228806dfcf7dfbecd427cc42e9795559c617e76f661357c7a87fb4a8f4f043d8a2de5a9d358864e559f527678f5a2fab1bac"]}, 0x88}, 0x1, 0x0, 0x0, 0x10}, 0x12) r1 = socket$inet6(0xa, 0x80000, 0x40) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000240)={0x35, "6ebb86d8ff21586b6ffec51e88b9a1c4d0bc62aacfb95a99f889db53d3cffc87297ad40501501c452f6b6df0deb69bc6abe3ad1ab71046e2665c1f283e95051e97d9695cbd01e14b802182b63655fdebd240c399d04cbad2e97705cf287eaea6c163bf5a17dcad2d192f239b70445555c40b365608dfce5b710fc368d94a6bea"}) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) lseek(r4, 0x0, 0x2) 19:54:32 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x5}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:32 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x500}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', 0x0, 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1061.339494] FAT-fs (loop3): bogus number of reserved sectors [ 1061.375068] FAT-fs (loop4): bogus number of reserved sectors [ 1061.378899] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1061.406887] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x1000000}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:32 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', 0x0, 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:32 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB, @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0x75, &(0x7f00000001c0)={r2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000080)={r2, 0xb5, "d4c51a0492c45bcb6e3e56acd34ef909f8e92294e74c3e0fb6bb0671105f5556513f8712f931dcdc76d1f7f7c25274da98dac270bc196d86a45061333348e8507cc3b5c2743a9db609bb37779c7eeb1890a116911cba3918e99ee79693486ef1b52672538e47b8ff1a7635734a5f3a594345c9d7de101e1962162156f72bccefdd40bfbb65c802ae1da4c1577eddb1b330257d96b871e63b9f82bdec4cd1c9a79b84195b20b3c4424a3cbc3897d7baab1c67d029d7"}, &(0x7f0000000000)=0xbd) r3 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r3, 0x40086607, 0x0) [ 1061.533802] FAT-fs (loop4): bogus number of reserved sectors [ 1061.544617] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:32 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4004, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:32 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x2000000}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1061.617518] FAT-fs (loop3): bogus number of reserved sectors [ 1061.632585] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1061.801060] FAT-fs (loop3): bogus number of reserved sectors [ 1061.814418] FAT-fs (loop4): bogus number of reserved sectors [ 1061.835701] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1061.846454] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:33 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', 0x0, 0x5ee6, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:33 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) prctl$PR_GET_FP_MODE(0x2e) 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x5000000}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:33 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0xa4ffffff}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:33 executing program 2: r0 = open(&(0x7f0000000100)='.\x00', 0x20f41, 0x4ea8ac462e240c43) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000280)='/dev/hwrng\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x172) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) r8 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm_plock\x00', 0x102, 0x0) getsockopt$IPT_SO_GET_REVISION_MATCH(r8, 0x0, 0x42, &(0x7f0000000200)={'TPROXY\x00'}, &(0x7f0000000240)=0x1e) sendfile(r3, r7, 0x0, 0x80001d00c0d0) ioctl$NBD_DISCONNECT(r7, 0xab08) getsockname$packet(r2, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000140)=0x14) r9 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x0, 0x2) r10 = socket$inet6_sctp(0xa, 0x801, 0x84) r11 = socket$inet6(0xa, 0x400000000001, 0x0) close(r11) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r11, 0x84, 0xa, 0x0, 0x0) r12 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r12, 0x200004) sendfile(r11, r12, 0x0, 0x80001d00c0d0) ioctl$PPPIOCSDEBUG(r12, 0x40047440, &(0x7f0000000180)=0x9) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r10, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r10, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) poll(&(0x7f0000000040)=[{r10, 0x1000}, {r9, 0x10}], 0x2, 0x4) write$P9_RSETATTR(r0, &(0x7f0000000080)={0x22, 0x1b, 0x1}, 0x3) 19:54:33 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4104, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x3, &(0x7f0000000280)=[{&(0x7f00000000c0)="af4a6b36bffddcd5ec31d9b75a3912d89cf3b2c85994bf1d832a306603262fac547788bb19ac1eb14a2e2bbcb11a56dfe6d9c8241c6177642456d3e2bc6aa4250a9ff7ca83f831777d3542d4711a6900d60a32de0860efa1e96e8e0e3f59af4022663c9b1e84d0f630fa7db00e6a7be6eb9dacabd1bf32d1f0551414fe6b67e9f46e8f782061d70fdb2e64a634930e789ad2661c074d6285fe7a765fdcf88f2c385906870b4856b6f182748ae883bd33dceff5935a1e02d56c5aea892c531df23efccba824f4f43cf286c974017c111e13a0654c5543f2c37a7a1f1101e478276a970b3bd99fcf16f278a36fddab", 0xee, 0x9}, {&(0x7f00000001c0)='+(', 0x2, 0x9}, {&(0x7f0000000200)="39df8eb7fc53f7b32f2f028ac3d82c223b2d45ba80126b2bf60913f800f0f8034963115e30f0dbb3423f056f8ce455961219302a26b9dc496b1c4085586a551c8d713096f8316a6fd8a5ad0a6bc8052827ccac48111d5e9c51fd53196b4a947dc959", 0x62, 0xee0c}], 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1062.134622] FAT-fs (loop3): bogus number of reserved sectors 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0xf5ffffff}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1062.179722] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1062.206043] FAT-fs (loop4): bogus number of reserved sectors 19:54:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xa08880, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0xffffffa4}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1062.241697] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1062.320995] FAT-fs (loop3): bogus number of reserved sectors [ 1062.327075] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1062.380211] FAT-fs (loop4): bogus number of reserved sectors [ 1062.395778] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:33 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:33 executing program 2: open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, 0x0) arch_prctl$ARCH_GET_GS(0x1004, &(0x7f0000000000)) 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0xfffffff5}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:33 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:33 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4204, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:33 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1062.792068] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value [ 1062.829248] FAT-fs (loop4): bogus number of reserved sectors 19:54:34 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x20) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm-control\x00', 0x800, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', r1}, 0x10) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/status\x00', 0x0, 0x0) sendto$rxrpc(r2, &(0x7f0000000140)="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", 0xfd, 0x20008185, &(0x7f0000000240)=@in6={0x21, 0x1, 0x2, 0x1c, {0xa, 0x4e21, 0x2, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x3ff}}, 0x24) [ 1062.848436] FAT-fs (loop3): bogus number of reserved sectors [ 1062.856035] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1062.878444] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 19:54:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x2, 0x0, @remote}}}, 0x108) 19:54:34 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$PIO_FONT(r2, 0x4b61, &(0x7f0000000080)="6144e8aab72131d8e866b1b13bdc59c13b0e3bd93a6fbe264964d968c48330e13ca00ba285c2b9acf1127973ed587af01302250e7ae64e24821009c2a1bdfc73627f909bb42f74b52c3cbf7480756412d7efea413684b77bb29e06ec4578b62576e8c2ff1ddb1965decd4e959d4ecf5c78a4157e4b3d72d86841e6ba0491fd03a4d5a697fec5dd1a42753df4f2f520eeea0c1bd19e2ac44bf78444236440170ea1ac8fc4a621a010852a2498712031f9206408023ca0fe8d3942b3d8bb81007c1efee6bbdf2574dd7ceeeb04ac98a5c93f18163b718d2dd2f93cdfa42cd817d801c48d8654f570f58d878115df8a") ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x220000, 0x0) [ 1062.999812] FAT-fs (loop4): bogus number of reserved sectors [ 1063.007966] FAT-fs (loop3): bogus number of reserved sectors [ 1063.035981] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1063.042426] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:34 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4304, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1063.132822] FAT-fs (loop5): bogus number of reserved sectors [ 1063.146719] FAT-fs (loop5): Can't find a valid FAT filesystem [ 1063.175655] EXT4-fs warning: 17 callbacks suppressed [ 1063.175669] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1063.265489] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1063.309676] FAT-fs (loop4): bogus number of reserved sectors [ 1063.328259] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:34 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x5, 0x0, @remote}}}, 0x108) 19:54:34 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:34 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000100)={{{@in=@initdev, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @empty}}, 0x0, @in6=@local}}, &(0x7f0000000200)=0xe8) sendmsg$nl_netfilter(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000540)={&(0x7f0000000240)={0x2cc, 0x12, 0x4, 0x200, 0x70bd2c, 0x25dfdbfd, {0x7, 0x0, 0x7}, [@generic="d1417e8f3e38322d3e0306816b2680c729e4a7b4a9bf1d92e9bc3159", @nested={0x1a0, 0x3f, [@typed={0x8, 0x4e, @uid=r4}, @typed={0x8, 0x7e, @pid=0xffffffffffffffff}, @generic="0900035bd671c98a5d715dda12e39a28e63e5ce27564eb1fb4dfd4076b17c742b7fa9221b0f110e1a4adba6bb6c9f544bcd737621e39bfbfea1e0cff8c26cddaad7b6fc2a84120564b0d6d0dbc51df43f32c599f758a152b83512f9589", @generic="900268509faaa26eadd8da28de191b97672049b4123a5901ea18328999c084f97984a5b21293672764afb3be854fafc6df3c2a010dce4f6d8de07542ae02a8de97dc71b2e5df9878783d29f942aad91c9aed0628e3e6eac7ee396fac90d365a7ef15e3e5434571", @generic="f1a1e84e4c4a71e1079de1ca42080c56ec5f15b84dea614a6b96a0da53fb21cdc3041fda0ba3710e60093c4393bd795567a9cd7d87ec9cdea8765eae6c478e0c0d0d3ca5f55b610628213909373c822a13b7d7d7e6eec28253199ccb5cb725cd424a67bccb8c62913146ca114bab875a02bff48e736f7738a9c25ad909c63961114acd8d724200c9a593dca4668d3516c6aa8b21c9c70ec1ce20c571d65731c78344e0d89c57da2a03ef155dc1983a665081f8f230a9527ec8226147c91b272c589a7e7c8b"]}, @generic="d1321cb56f12c58f53624e920f4b161003a6144fbd4bf33385029a4c51b560d7fd7d4c14dac49b4a48b6dc7039fe9e462177d3a2803fe2df584bd33ca9f5c7ac7db34fc79c9b67250b3c62dc2248df066901ca1cead8c9210950257e072642757f2739541e3e8e0e1feec2b4a6ae74a87e7cda7ec223fcb28894e7d0830958c25f70a0435520f14d2a9ff7f8d64e3395b62665547d50920e88bc", @generic="cf12d5fef0876be635152947b1e002f7ed6bae565ab7859abb2f133371cc385c50aea1fc26b2456398699f6931fc59eb7b4203257b04a52fc4ff93f1", @generic="4aaf066ba34485b0918b3606ceef5ca71b54526c4bb3e0253e6646f4d1074aee36ed8189e1"]}, 0x2cc}, 0x1, 0x0, 0x0, 0x4000}, 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) syz_read_part_table(0x2, 0x1, &(0x7f0000000680)=[{&(0x7f00000005c0)="2ed6037870b079312a7b419d23c80f2f61b4e1b7c8289c28ee82889d767227d0f707a01fe8fa33b22da46b581468f20c5736227a6d5e8f46b6ef014b1ae4918b12a20285090776d0198a77b93e63b752ce5c9e02b3286506d2cc967cb80861989cd1419c7bd06162c546b15c6b5e18684c78731f3ba8a2b5113161e6e2ef12ee434247303a3397f1a85c8aa77f6d9d7559eb9e197d6c9ecbda670803d82d678beba568fccbb7939e4b43131196bc01ef5424f8", 0xb3, 0xffffffffffffffb6}]) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r1, r5, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_G_SELECTION(r5, 0xc040565e, &(0x7f0000000000)={0x4, 0x0, 0x1, {0x7, 0xbff, 0xfffffff7, 0x4}}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 19:54:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x500, 0x0, @remote}}}, 0x108) [ 1063.406146] FAT-fs (loop4): bogus number of reserved sectors [ 1063.413646] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1063.443891] FAT-fs (loop3): bogus number of reserved sectors [ 1063.462179] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:34 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4404, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1063.530349] FAT-fs (loop5): bogus number of reserved sectors [ 1063.544356] FAT-fs (loop5): Can't find a valid FAT filesystem [ 1063.554034] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:34 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:34 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x2, @remote}}}, 0x108) [ 1063.818799] FAT-fs (loop4): bogus number of reserved sectors [ 1063.824933] FAT-fs (loop3): bogus number of reserved sectors [ 1063.842165] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1063.848467] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1063.878914] FAT-fs (loop5): bogus number of reserved sectors [ 1063.901629] FAT-fs (loop5): Can't find a valid FAT filesystem 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x5, @remote}}}, 0x108) 19:54:35 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:35 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:35 executing program 2: ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000000)={0x1f9, 0x0, &(0x7f0000003000/0x200000)=nil}) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm_plock\x00', 0x101000, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r1, 0x40086425, &(0x7f0000000140)={r2}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000080)={0x3, 0xffffffc0}, 0xc) 19:54:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1064.079050] FAT-fs (loop4): bogus number of reserved sectors [ 1064.088781] FAT-fs (loop3): bogus number of reserved sectors [ 1064.096890] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1064.113945] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x500, @remote}}}, 0x108) [ 1064.131550] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:35 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4504, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1064.173345] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1064.196490] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value 19:54:35 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x8e) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1064.230034] FAT-fs (loop3): bogus number of reserved sectors [ 1064.236010] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x1000000, @remote}}}, 0x108) 19:54:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) 19:54:35 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1064.338405] FAT-fs (loop4): bogus number of reserved sectors [ 1064.344267] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1064.353524] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x2000000, @remote}}}, 0x108) [ 1064.470584] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value 19:54:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}, {@permit_directio='permit_directio'}]}) [ 1064.524334] FAT-fs (loop4): bogus number of reserved sectors [ 1064.530331] FAT-fs (loop3): bogus number of reserved sectors [ 1064.530342] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1064.579603] FAT-fs (loop3): bogus number of reserved sectors [ 1064.579777] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1064.585522] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:35 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:35 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x75, &(0x7f00000001c0)={r3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000000)={r3, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f00000000c0)={r4, 0xde9}, 0x8) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:35 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4604, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:35 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x5000000, @remote}}}, 0x108) 19:54:35 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1064.706585] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value 19:54:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0xa4ffffff, @remote}}}, 0x108) [ 1064.769039] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:36 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$sock_rose_SIOCDELRT(r2, 0x890c, &(0x7f0000000080)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x3ff, @bcast, @netrom={'nr', 0x0}, 0x2, [@bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) [ 1064.850767] FAT-fs (loop4): bogus number of reserved sectors [ 1064.863515] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}, {@obj_type={'obj_type', 0x3d, 'em1+'}}]}) 19:54:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0xf5ffffff, @remote}}}, 0x108) [ 1064.964341] FAT-fs (loop4): bogus number of reserved sectors [ 1064.964347] FAT-fs (loop3): bogus number of reserved sectors [ 1064.964360] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1064.976124] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1065.007510] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1065.075878] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1065.083704] audit: type=1800 audit(1570564476.266:439): pid=7051 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18113 res=0 19:54:36 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1065.121116] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value 19:54:36 executing program 2: r0 = open(&(0x7f0000000080)='./file0\x00', 0x41, 0x1dd) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:36 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4704, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1065.232900] FAT-fs (loop3): bogus number of reserved sectors [ 1065.241587] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1065.245423] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1065.304292] FAT-fs (loop3): bogus number of reserved sectors [ 1065.310755] FAT-fs (loop4): bogus number of reserved sectors [ 1065.317789] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1065.327764] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1065.430616] FAT-fs (loop4): bogus number of reserved sectors [ 1065.436538] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:36 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0xffffffa4, @remote}}}, 0x108) 19:54:36 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x5c) pipe(&(0x7f0000000000)={0xffffffffffffffff}) readlinkat(r1, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=""/64, 0x40) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}, {@fowner_lt={'fowner<'}}]}) 19:54:36 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x7f', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:36 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4804, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:36 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000080)=0x8) [ 1065.648911] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value 19:54:36 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0xfffffff5, @remote}}}, 0x108) 19:54:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}, {@subj_role={'subj_role', 0x3d, 'uservboxnet1keyring'}}]}) [ 1065.760178] FAT-fs (loop4): bogus number of reserved sectors [ 1065.766198] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:37 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) close(r0) 19:54:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:37 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\xff', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1065.910578] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value [ 1065.919026] FAT-fs (loop4): bogus number of reserved sectors [ 1065.924841] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:37 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:37 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:37 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) getsockopt$IPT_SO_GET_REVISION_TARGET(r2, 0x0, 0x43, &(0x7f0000000000)={'HL\x00'}, &(0x7f0000000080)=0x1e) 19:54:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x2]}}}}, 0x108) 19:54:37 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4904, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}], [{@obj_role={'obj_role', 0x3d, '\\self]'}}]}) [ 1066.433488] FAT-fs (loop4): bogus number of reserved sectors [ 1066.445297] audit: type=1800 audit(1570564477.636:440): pid=7110 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16722 res=0 [ 1066.448410] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x5]}}}}, 0x108) [ 1066.477828] FAT-fs (loop5): Unrecognized mount option "obj_role=\self]" or missing value [ 1066.478075] FAT-fs (loop3): bogus number of reserved sectors 19:54:37 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x40) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_ENUM_FRAMESIZES(r2, 0xc02c564a, &(0x7f0000000040)={0x9, 0x384c4150, 0x1, @discrete={0x7, 0x8}}) 19:54:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={[{@nodots='nodots'}]}) [ 1066.542867] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:37 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1066.640029] FAT-fs (loop4): bogus number of reserved sectors [ 1066.645892] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1066.668724] FAT-fs (loop3): bogus number of reserved sectors [ 1066.674591] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1066.695720] audit: type=1800 audit(1570564477.886:441): pid=7132 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16517 res=0 19:54:37 executing program 2: r0 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/policy\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) r6 = accept4$llc(r5, &(0x7f00000000c0), &(0x7f0000000100)=0x10, 0x800) ioctl$SIOCGSTAMP(r6, 0x8906, &(0x7f0000000140)) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0xfffffffffffffdfd) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r3, r7, 0x0, 0x80001d00c0d0) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000040)={r2, r7}) r8 = open(&(0x7f0000000080)='./file0\x00', 0x509480, 0x43) ioctl$EXT4_IOC_GROUP_EXTEND(r8, 0x40086607, 0x0) [ 1066.743627] FAT-fs (loop5): bogus number of reserved sectors [ 1066.762869] FAT-fs (loop5): Can't find a valid FAT filesystem 19:54:38 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1067.009604] FAT-fs (loop3): bogus number of reserved sectors [ 1067.040082] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:38 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x2]}}}}, 0x108) 19:54:38 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000140)="0800b5055e0bcfe87b0071") r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r1, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendmmsg$inet(r1, &(0x7f0000000040)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000700)="8c2fb074d782b99a4ebb28bd49ca9d8f70aca1f2e24e7dc4636db1607852800ad7239bfbb123065f680fcd8bd0da6e13b662424ccd67943bc81a1d56defee801abbb295542689614ad3cf075062ecc8f45aa7708f05b4a75cd21c51a0cdf5c1d22ec6c88b2f328c35d2284ce37375165fc7b892d92b8d60d65de6a11b376b8379dea0e24d9d54997f9b0c35fdbb691b6a85b1dd235877eaf2c6b56cdebc12feefd6c32891969cc07ec80aa29bcc95a7fa0866e97a784c0ac21edab15d06cfb51b0f47e5f4404000000", 0xc9}], 0x1}}], 0x1, 0x0) recvmmsg(r1, &(0x7f0000006840)=[{{0x0, 0x0, &(0x7f0000000580)=[{&(0x7f00000004c0)=""/62, 0x3e}], 0x1}}, {{0x0, 0x0, &(0x7f0000000c80)=[{&(0x7f0000000a40)=""/38, 0x26}, {&(0x7f0000000a80)=""/108, 0x6c}], 0x2}}], 0x2, 0x0, 0x0) write$binfmt_script(r1, &(0x7f0000000180)={'#! ', './file0', [], 0xa, "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"}, 0x549) 19:54:38 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4b04, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:38 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x4000, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) fsetxattr$trusted_overlay_nlink(r2, &(0x7f0000000100)='trusted.overlay.nlink\x00', &(0x7f0000000140)={'L+', 0x8}, 0x28, 0x2) getsockopt$inet_sctp6_SCTP_NODELAY(r2, 0x84, 0x3, &(0x7f0000000180), &(0x7f00000001c0)=0x4) ioctl$TIOCSPTLCK(r1, 0x40045431, &(0x7f0000000080)) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) ioctl$TIOCGPKT(r4, 0x80045438, &(0x7f0000000200)) [ 1067.113870] FAT-fs (loop3): bogus number of reserved sectors [ 1067.122129] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:38 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x5]}}}}, 0x108) [ 1067.216439] FAT-fs (loop4): bogus number of reserved sectors [ 1067.243111] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1067.351653] FAT-fs (loop4): bogus number of reserved sectors [ 1067.357509] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1067.370888] audit: type=1800 audit(1570564478.566:442): pid=7163 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18123 res=0 19:54:38 executing program 2: r0 = open(&(0x7f00000000c0)='./bus\x00', 0x20442, 0x104) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = syz_open_dev$vbi(&(0x7f0000000040)='/dev/vbi#\x00', 0x0, 0x2) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000000100)={[{0xff, 0x6c8b, 0x3, 0x7, 0x4, 0x8, 0x5, 0x8, 0x3e, 0x2, 0x9, 0xfc, 0x9}, {0xffff, 0x4, 0xfc, 0x3, 0x3, 0x7f, 0x7, 0x9, 0x6, 0x2, 0x1, 0x0, 0x200}, {0x0, 0x1ff, 0x5, 0x8, 0x6, 0x8, 0x81, 0x74, 0x1, 0x5, 0x8, 0xda, 0x1}], 0x1}) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) fcntl$setownex(r1, 0xf, &(0x7f0000000080)={0x0, r4}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:38 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1067.444701] FAT-fs (loop3): bogus number of reserved sectors [ 1067.470598] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:38 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:38 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1067.557188] FAT-fs (loop3): bogus number of reserved sectors [ 1067.570336] FAT-fs (loop4): bogus number of reserved sectors [ 1067.576277] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1067.592114] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:38 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000240)='/dev/dri/card#\x00', 0x0, 0x0) r2 = dup(r1) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$DRM_IOCTL_VERSION(r2, 0xc0406400, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x21, &(0x7f0000000040)=""/33, 0xaa, &(0x7f0000000080)=""/170, 0xffffffffffffff78, &(0x7f0000000280)=""/4096}) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1067.708833] FAT-fs (loop4): bogus number of reserved sectors [ 1067.714789] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1067.827087] audit: type=1800 audit(1570564479.016:443): pid=7194 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17690 res=0 19:54:39 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:39 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x2]}}}}, 0x108) 19:54:39 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x5, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:39 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x8202, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:39 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r6, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=@gettfilter={0x24, 0x2e, 0x2, 0x70bd28, 0x25dfdbfc, {0x0, r6, {0xe, 0xffe0}, {0xa, 0xb}, {0xfff2, 0xfff3}}}, 0x24}, 0x1, 0x0, 0x0, 0x1}, 0x20000040) [ 1067.943964] FAT-fs (loop3): bogus number of reserved sectors [ 1067.965391] FAT-fs (loop4): bogus number of reserved sectors [ 1067.985037] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:39 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x5]}}}}, 0x108) [ 1067.988463] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1068.070341] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1068.085710] FAT-fs (loop3): bogus number of reserved sectors [ 1068.098818] FAT-fs (loop4): bogus number of reserved sectors [ 1068.104660] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1068.117639] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:39 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1068.164856] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=7215 comm=syz-executor.2 19:54:39 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe825, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:39 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000080)=0xc) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000140)={0x0, @multicast2, @multicast1}, &(0x7f0000000180)=0xc) ioctl$sock_inet6_SIOCDIFADDR(r0, 0x8936, &(0x7f00000001c0)={@loopback, 0x11, r4}) r5 = syz_open_dev$cec(&(0x7f00000000c0)='/dev/cec#\x00', 0x2, 0x2) kcmp$KCMP_EPOLL_TFD(0xffffffffffffffff, r1, 0x7, r5, &(0x7f0000000100)={r0}) [ 1068.228695] audit: type=1800 audit(1570564479.426:444): pid=7211 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17003 res=0 [ 1068.337101] FAT-fs (loop3): bogus number of reserved sectors [ 1068.342265] FAT-fs (loop4): bogus number of reserved sectors [ 1068.360155] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1068.368215] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1068.385869] EXT4-fs warning: 13 callbacks suppressed [ 1068.385883] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1068.447861] FAT-fs (loop3): bogus number of reserved sectors [ 1068.460209] FAT-fs (loop4): bogus number of reserved sectors [ 1068.464409] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1068.478372] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1068.478795] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1068.566758] audit: type=1800 audit(1570564479.756:445): pid=7233 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18131 res=0 19:54:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:40 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x34c00, 0x4) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x1) 19:54:40 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xedc0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1068.899151] FAT-fs (loop3): bogus number of reserved sectors [ 1068.924987] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:40 executing program 2: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f0000000080)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xa3, 0xa3, 0x7, [@union={0xe, 0x2, 0x0, 0x5, 0x1, 0xffff8001, [{0xb, 0x3, 0x8}, {0x10, 0x3, 0x8}]}, @func={0xb, 0x0, 0x0, 0xc, 0x1}, @restrict={0x1}, @restrict={0x4, 0x0, 0x0, 0xb, 0x2}, @var={0x2, 0x0, 0x0, 0xe, 0x3}, @const={0xd, 0x0, 0x0, 0xa, 0x1}, @datasec={0x6, 0x1, 0x0, 0xf, 0x3, [{0x5, 0xff, 0x2}], "ec6bea"}, @volatile={0x5, 0x0, 0x0, 0x9, 0x2}, @array={0x0, 0x0, 0x0, 0x3, 0x0, {0x5, 0x2, 0x7f}}]}, {0x0, [0x0, 0x30, 0x61, 0x0, 0x5f]}}, &(0x7f0000000180)=""/74, 0xc3, 0x4a, 0x1}, 0x20) r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1068.960515] FAT-fs (loop4): bogus number of reserved sectors [ 1068.979150] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1069.006926] FAT-fs (loop3): bogus number of reserved sectors [ 1069.028855] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1069.067530] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:40 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xff0f, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x8, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:40 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) ioctl$sock_SIOCOUTQ(r2, 0x5411, &(0x7f0000000000)) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r1, r4, 0x0, 0x80001d00c0d0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1069.242841] FAT-fs (loop4): bogus number of reserved sectors [ 1069.278251] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1069.287641] FAT-fs (loop3): bogus number of reserved sectors [ 1069.334283] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1069.345056] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1069.377569] FAT-fs (loop4): bogus number of reserved sectors [ 1069.398740] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1069.447995] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:40 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x9, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x20000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:40 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1069.541405] audit: type=1800 audit(1570564480.736:446): pid=7267 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18149 res=0 19:54:40 executing program 2: r0 = syz_open_dev$sg(&(0x7f00000001c0)='/dew/\x01\x00', 0x2, 0x40200) ioctl$SG_GET_KEEP_ORPHAN(r0, 0x2288, &(0x7f0000000080)) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) open(&(0x7f0000000180)='./file0\x00', 0x9437d3d114dac967, 0x138) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r1, 0x10f, 0x84, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) r2 = creat(&(0x7f0000000000)='./file0\x00', 0x2) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f00000002c0)={'vcan0\x00', 0x0}) stat(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000003c0)={{{@in=@loopback, @in=@empty, 0x4e22, 0x3f, 0x4e23, 0x0, 0x2, 0x20, 0x80, 0x1d, r5, r6}, {0x5, 0x1, 0x9ca3, 0x7, 0x8000, 0x0, 0x5, 0x7d}, {0x8, 0x4, 0x7, 0x9}, 0x1, 0x6e6bb6, 0x1, 0x1, 0x2, 0x3}, {{@in6=@mcast1, 0x4d3, 0x33}, 0x2, @in=@rand_addr=0x1, 0x34ff, 0x3, 0x3, 0x1, 0x94, 0x2, 0x3}}, 0xe8) syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0x7fffffff, 0x101000) 19:54:40 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) [ 1069.628441] FAT-fs (loop3): bogus number of reserved sectors [ 1069.650029] audit: type=1800 audit(1570564480.756:447): pid=7271 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18149 res=0 [ 1069.684207] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1069.741819] FAT-fs (loop4): bogus number of reserved sectors [ 1069.752255] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1069.763173] FAT-fs (loop3): bogus number of reserved sectors [ 1069.781998] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) [ 1069.788169] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:41 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x40000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1069.930162] audit: type=1800 audit(1570564481.126:448): pid=7294 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17710 res=0 [ 1070.018133] FAT-fs (loop4): bogus number of reserved sectors [ 1070.028657] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1070.035742] FAT-fs (loop3): bogus number of reserved sectors [ 1070.041821] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1070.129511] FAT-fs (loop4): bogus number of reserved sectors [ 1070.139917] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1070.148805] FAT-fs (loop3): bogus number of reserved sectors [ 1070.166418] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:41 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) setxattr(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)=@known='trusted.overlay.impure\x00', &(0x7f0000000240)='/dev/rfkill\x00', 0xc, 0x1) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x501600, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r0, 0xc1205531, &(0x7f0000000080)={0x9, 0x1, 0xd47, 0xe8, [], [], [], 0x4, 0x4, 0x0, 0x8, "502fb682012942014e309683594ad589"}) 19:54:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:41 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe0000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1070.486428] FAT-fs (loop4): bogus number of reserved sectors [ 1070.522578] FAT-fs (loop3): bogus number of reserved sectors 19:54:41 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:41 executing program 2: r0 = open(&(0x7f0000000000)='.\x00', 0x800, 0x10) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1070.522936] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1070.536005] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1070.548059] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1070.560746] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1070.658057] FAT-fs (loop3): bogus number of reserved sectors [ 1070.677562] FAT-fs (loop4): bogus number of reserved sectors [ 1070.698770] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1070.704850] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1070.728929] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:41 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x10, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x1fffff, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1070.898506] FAT-fs (loop3): bogus number of reserved sectors [ 1070.926072] FAT-fs (loop4): bogus number of reserved sectors [ 1070.930983] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1070.944414] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1071.055838] FAT-fs (loop4): bogus number of reserved sectors [ 1071.080332] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:42 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x75, &(0x7f00000001c0)={r5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000000)={r5, 0x9, 0x7, 0x30, 0xfffffffe, 0x1}, &(0x7f0000000080)=0x14) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f00000000c0)={r6, 0xb39f}, 0x8) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x22, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6b6b6b, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1071.302317] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1071.323363] FAT-fs (loop4): bogus number of reserved sectors [ 1071.329357] FAT-fs (loop3): bogus number of reserved sectors [ 1071.363855] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1071.378503] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1071.396398] audit: type=1800 audit(1570564482.586:449): pid=7360 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=17715 res=0 [ 1071.451046] FAT-fs (loop3): bogus number of reserved sectors [ 1071.460464] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1071.469009] FAT-fs (loop4): bogus number of reserved sectors [ 1071.496744] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:42 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:42 executing program 2: ioctl$KVM_GET_ONE_REG(0xffffffffffffffff, 0x4010aeab, &(0x7f0000000000)={0x9, 0xb2f}) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rfkill\x00', 0xa417f5ac2292b520, 0x0) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f00000000c0)={0x0, 0x0}) r1 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x40, 0x0) ioctl$LOOP_SET_CAPACITY(r1, 0x4c07) syz_open_procfs(r0, &(0x7f0000000100)='schedstat\x00') r2 = open(&(0x7f0000000180)='./file0\x00', 0x20c204, 0xb27d566adc9248d9) ioctl$EXT4_IOC_GROUP_EXTEND(r2, 0x40086607, 0x0) 19:54:42 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x23, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:42 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x1000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1071.698620] FAT-fs (loop3): bogus number of reserved sectors [ 1071.708012] FAT-fs (loop4): bogus number of reserved sectors [ 1071.714007] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1071.718925] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:42 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000000000), &(0x7f0000000100)=0x4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r1, r4, 0x0, 0x80001d00c0d0) write$UHID_SET_REPORT_REPLY(r4, &(0x7f0000000080)={0xe, 0x0, 0xaf, 0x80, 0x4f, "f3ab2c1f1c640a31fdb4a6c4d04a44383b78d6e8ea18e5e9f3f631c480bff3119c2e1f3a1e6128b4e78dcb61a0fcd26daa4bfdbf9128f4e99aa830f99edd27bfca2d6fb52be955a563495ae345eb08"}, 0x5b) [ 1071.764521] FAT-fs (loop4): bogus number of reserved sectors [ 1071.787329] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1071.801653] FAT-fs (loop3): bogus number of reserved sectors [ 1071.823008] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1071.894975] audit: type=1800 audit(1570564483.086:450): pid=7382 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16595 res=0 [ 1071.968238] audit: type=1800 audit(1570564483.116:451): pid=7386 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16595 res=0 [ 1072.218871] protocol 88fb is buggy, dev hsr_slave_0 [ 1072.224471] protocol 88fb is buggy, dev hsr_slave_1 [ 1072.230449] protocol 88fb is buggy, dev hsr_slave_0 [ 1072.235743] protocol 88fb is buggy, dev hsr_slave_1 [ 1072.241929] protocol 88fb is buggy, dev hsr_slave_0 [ 1072.247378] protocol 88fb is buggy, dev hsr_slave_1 19:54:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:44 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:44 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:44 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:44 executing program 2: r0 = open(&(0x7f00000000c0)='./bus\x00', 0x2e5642, 0x10) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) dup2(r0, r2) 19:54:44 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:44 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) [ 1072.941331] FAT-fs (loop4): bogus number of reserved sectors [ 1072.978454] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:44 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1072.996471] FAT-fs (loop3): bogus number of reserved sectors [ 1073.003442] audit: type=1800 audit(1570564484.196:452): pid=7402 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18154 res=0 [ 1073.037359] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:44 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) r1 = socket(0x10, 0x2, 0x6c) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x80045500, &(0x7f00000000c0)) getsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f0000000140)={@loopback, 0x0}, &(0x7f0000000180)=0x14) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000001c0)={{{@in, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@initdev}}, &(0x7f00000002c0)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r4, r5) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) r10 = ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_ADD(r9, 0x4c80, r10) ftruncate(r7, 0x200004) sendfile(r6, r7, 0x0, 0x80001d00c0d0) getsockopt$inet_IP_IPSEC_POLICY(r7, 0x0, 0x10, &(0x7f0000000300)={{{@in=@remote, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@initdev}, 0x0, @in=@local}}, &(0x7f0000000400)=0xe8) sendmsg$nl_xfrm(r1, &(0x7f0000001840)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000001800)={&(0x7f0000000440)=@newpolicy={0x1398, 0x13, 0x20, 0x70bd28, 0x25dfdbfd, {{@in6=@empty, @in, 0x4e20, 0x0, 0x4e20, 0x2, 0xa, 0x20, 0x180, 0xcf3d32ebfb7e8136, r2, r3}, {0x1ffc0000000, 0x5, 0x6, 0x5, 0x7fff, 0x3f, 0x6, 0xbcc}, {0xffffffffffffffb2, 0x8, 0x20, 0x6}, 0x9, 0x0, 0x0, 0x0, 0x2}, [@policy_type={0xc}, @algo_crypt={0x1048, 0x2, {{'ctr(des3_ede)\x00'}, 0x8000, "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"}}, @output_mark={0x8, 0x1d, 0xb38}, @replay_val={0x10, 0xa, {0x70bd29, 0x70bd2d, 0xbe}}, @policy={0xac, 0x7, {{@in6=@rand_addr="f88017aedebb83f3bc3556d8c159e87e", @in6=@rand_addr="c2d2e3d93e0244b28a7d6aaeb146f249", 0x4e23, 0x6f, 0x4e23, 0x0, 0xa, 0x120, 0x20, 0x2b, 0x0, r4}, {0x20, 0x0, 0x10001, 0x8001, 0x6, 0x4, 0x9, 0x20}, {0x81, 0x5, 0x3, 0x5}, 0xffffffff, 0x6e6bba, 0x0, 0x1, 0x1, 0x3}}, @policy={0xac, 0x7, {{@in6=@mcast1, @in6=@dev={0xfe, 0x80, [], 0x1e}, 0x4e24, 0x0, 0x4e22, 0x3, 0x2, 0x10, 0x80, 0x0, 0x0, r11}, {0x467ac157, 0x6dbc, 0x4, 0x9, 0xcba1, 0x1000, 0x42, 0x6}, {0xbc, 0x0, 0x7, 0x42}, 0xfffffffe, 0x6e6bc0, 0x2, 0x1, 0x2, 0x6}}, @lifetime_val={0x24, 0x9, {0x0, 0xfb7d, 0x607, 0x9}}, @migrate={0x88, 0x11, [{@in6=@loopback, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x0, 0x649b927bba56408c, 0x0, 0x3505, 0xa, 0x2}, {@in=@loopback, @in=@multicast1, 0x2b, 0x1, 0x0, 0x3506, 0xa, 0xa}, {@in=@multicast2, @in=@broadcast, 0x0, 0x1, 0x0, 0x0, 0xa, 0xa}]}, @proto={0x8, 0x19, 0x32}, @algo_auth_trunc={0x68, 0x14, {{'sha1-ssse3\x00'}, 0xe0, 0x100, "d8a7621a050c72ca948dda0fa4232e97a8c1bcb85e5713a50c34a4fc"}}]}, 0x1398}, 0x1, 0x0, 0x0, 0x20006011}, 0x0) [ 1073.084825] FAT-fs (loop4): bogus number of reserved sectors [ 1073.096310] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1073.123376] FAT-fs (loop3): bogus number of reserved sectors [ 1073.137202] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:44 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:44 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:44 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x48, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1073.327023] audit: type=1800 audit(1570564484.516:453): pid=7418 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18154 res=0 [ 1073.420831] FAT-fs (loop3): bogus number of reserved sectors [ 1073.426694] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1073.434807] audit: type=1800 audit(1570564484.516:454): pid=7419 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18154 res=0 [ 1073.457022] FAT-fs (loop4): bogus number of reserved sectors [ 1073.480512] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1073.578996] protocol 88fb is buggy, dev hsr_slave_0 [ 1073.584492] protocol 88fb is buggy, dev hsr_slave_1 [ 1073.616244] FAT-fs (loop3): bogus number of reserved sectors [ 1073.655540] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:45 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:45 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:45 executing program 2: r0 = open(&(0x7f0000000000)='./file0\x00', 0x100, 0xe54cea625f654133) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) 19:54:45 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:45 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4c, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1074.132215] FAT-fs (loop4): bogus number of reserved sectors [ 1074.140202] FAT-fs (loop3): bogus number of reserved sectors 19:54:45 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:45 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r0, 0xc0406618, &(0x7f0000000000)={{0x4, 0x0, @identifier="87a0d1169ee28705dda6fb0d9ffde7bc"}}) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000240)='TIPCv2\x00') sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000840)={0x18, r6, 0x31b, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x4}]}, 0x18}}, 0x0) sendmsg$TIPC_NL_BEARER_ADD(r4, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40020102}, 0xc, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="bc010000", @ANYRES16=r6, @ANYBLOB="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"], 0x1bc}, 0x1, 0x0, 0x0, 0x44000006}, 0x10) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) fremovexattr(r2, &(0x7f0000000080)=@known='trusted.overlay.origin\x00') ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1074.176973] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1074.226498] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1074.305196] FAT-fs (loop3): bogus number of reserved sectors [ 1074.311618] FAT-fs (loop4): bogus number of reserved sectors [ 1074.312645] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1074.317511] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1074.330316] EXT4-fs warning: 4 callbacks suppressed [ 1074.330328] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:45 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x60, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:45 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) [ 1074.403911] audit: type=1800 audit(1570564485.596:455): pid=7451 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18167 res=0 19:54:45 executing program 2: r0 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') r1 = open(&(0x7f0000000000)='./file0\x00', 0x400, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) syz_open_dev$sndctrl(&(0x7f0000000380)='/dev/snd/controlC#\x00', 0x7, 0x4000) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200000) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r4, r5, 0x0, 0x80001d00c0d0) getsockopt$inet6_dccp_int(r5, 0x21, 0x11, &(0x7f0000000300), &(0x7f0000000340)=0x4) sendfile(r2, r3, 0x0, 0x80001d00c0d0) r6 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000280)='/dev/qat_adf_ctl\x00', 0x2, 0x0) ioctl$KVM_SET_VAPIC_ADDR(r6, 0x4008ae93, &(0x7f00000002c0)=0x5000) sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x48, r0, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xf652}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8000}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x2}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xcad2}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xaacc}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8081}, 0x8001) ioctl$KVM_SET_SREGS(r1, 0x4138ae84, &(0x7f00000003c0)={{0x1, 0x4, 0xd, 0x8, 0xfe, 0x40, 0x80, 0x2a, 0x7, 0x1f, 0x5, 0xb5}, {0x8f000, 0x1f004, 0x5, 0x1, 0x8, 0x80, 0x23, 0x9b, 0x8, 0x8, 0x7f, 0x35}, {0x0, 0x2, 0xf, 0x9, 0x4, 0x1, 0x3, 0x5d, 0x20, 0x5, 0x3, 0x9d}, {0x4, 0x4, 0xb, 0x1, 0x9, 0xc0, 0x1f, 0x3f, 0x3, 0x2, 0xd0, 0x5}, {0x6000, 0x2, 0x4, 0x62, 0x7, 0x5, 0x80, 0x1, 0x4, 0x3, 0x8f, 0x6}, {0xb3d68013e876b758, 0xd000, 0xe, 0x1, 0x7f, 0x6, 0x8, 0x1, 0x5, 0x5, 0x80, 0x3}, {0x5000, 0xf000, 0x4, 0x7, 0x3, 0xfb, 0x2f, 0xbe, 0x7, 0x0, 0x0, 0xce}, {0x4000, 0xe002, 0xd, 0x0, 0x0, 0x7f, 0x3, 0x3, 0x9, 0x9, 0x4, 0xfb}, {0x5000, 0xf000}, {0x4000, 0x3000}, 0x3, 0x0, 0x1000, 0x20100, 0xf, 0x4000, 0x4000, [0x3, 0x18000, 0x6]}) r7 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x9, 0x1c2702) signalfd(r7, &(0x7f0000000080)={0x5}, 0x8) ioctl$EXT4_IOC_GROUP_EXTEND(r1, 0x40086607, 0x0) 19:54:45 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x5000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1074.517635] audit: type=1800 audit(1570564485.626:456): pid=7459 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=18167 res=0 [ 1074.588041] FAT-fs (loop3): bogus number of reserved sectors [ 1074.606637] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1074.618189] FAT-fs (loop4): bogus number of reserved sectors [ 1074.642415] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1074.649843] QAT: Invalid ioctl [ 1074.720605] FAT-fs (loop4): bogus number of reserved sectors [ 1074.728973] QAT: Invalid ioctl [ 1074.736684] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:46 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x68, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:46 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:46 executing program 2: r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0xbb}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000100)={r2, 0x8001, 0x46, "45ea2a1d128aafd9bd32d8c8800e10770a4c367b659390923ab653c171bbe5db327ae5b8f01654d2bc7a370cdc96cb59ee6d1a9653e838d745f98d708fbd82dd1d25b47c0d91"}, 0x4e) 19:54:46 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:46 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1075.243636] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed 19:54:46 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1075.303320] FAT-fs (loop4): bogus number of reserved sectors [ 1075.309023] FAT-fs (loop3): bogus number of reserved sectors [ 1075.315912] EXT4-fs warning (device sda1): ext4_resize_begin:45: There are errors in the filesystem, so online resizing is not allowed [ 1075.332435] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1075.333789] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:46 executing program 2: openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_qlen_max\x00', 0x2, 0x0) r0 = open(&(0x7f0000000000)='.\x00', 0x4a00, 0x80) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, 0x0) [ 1075.429690] FAT-fs (loop4): bogus number of reserved sectors [ 1075.429849] FAT-fs (loop3): bogus number of reserved sectors [ 1075.435981] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1075.474140] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:46 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:46 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:46 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rtc\x00', 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$RTC_WKALM_SET(r0, 0x4028700f, &(0x7f0000000100)={0x2, 0x0, {0x0, 0x0, 0x0, 0x1f, 0x0, 0x60}}) 19:54:46 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6c, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:46 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) [ 1075.690663] FAT-fs (loop3): bogus number of reserved sectors [ 1075.711633] FAT-fs (loop4): bogus number of reserved sectors [ 1075.725652] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:46 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000200)={{{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@local, 0x0, 0x32}, 0xa, @in6, 0x0, 0x1, 0x0, 0xdffffffffffffffe}}, 0xe8) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) dup3(r1, r2, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) eventfd(0xcceb) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) sendmmsg(r0, &(0x7f0000000a80)=[{{&(0x7f0000000100)=@in={0x2, 0xc67a}, 0x80, 0x0}}], 0x1, 0x0) [ 1075.749430] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1075.798753] FAT-fs (loop3): bogus number of reserved sectors [ 1075.809093] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:47 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1075.840848] FAT-fs (loop4): bogus number of reserved sectors [ 1075.846695] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:47 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f00000000c0), 0x10) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f0000000000)=0x1, 0x4) sendmsg$sock(r0, &(0x7f0000002280)={0x0, 0x0, &(0x7f0000002200)=[{&(0x7f0000002100)='2', 0x1}], 0x1}, 0x0) write$binfmt_elf32(r0, &(0x7f0000000000)=ANY=[], 0xcdda) sendmsg$sock(0xffffffffffffffff, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000540)=[{0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {&(0x7f00000004c0)="f191", 0x2}], 0x9}, 0x0) recvmsg(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f00000005c0), 0x41, 0x0, 0x21f}, 0x142) 19:54:47 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:47 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x74, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:47 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x8000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:47 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:47 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) socket(0x20000000000000a, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000340)='net/fib_trie\x00') socket$inet6_udplite(0xa, 0x2, 0x88) clone(0x7f8, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f00000021c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000700)=ANY=[@ANYBLOB="0f34"], 0x2}}, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) socket(0x20000000000000a, 0x2, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00', 0x200002, 0x0) fcntl$dupfd(r2, 0x0, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x0, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000480)='/dev/zero\x00', 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) ioctl$EVIOCSFF(0xffffffffffffffff, 0x40304580, &(0x7f0000000080)={0x0, 0x0, 0x0, {}, {}, @cond=[{}, {0x0, 0x0, 0x0, 0x40}]}) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0) socket$inet_udplite(0x2, 0x2, 0x88) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f00000000c0)={0x0, 0x0, 0x0, r4}) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) [ 1076.239554] FAT-fs (loop4): bogus number of reserved sectors [ 1076.259585] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:47 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) 19:54:47 executing program 2: setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f0000002000)={{0xa, 0x0, 0x0, @mcast2}, {0xa, 0x0, 0x0, @ipv4={[], [], @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x5) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000002000)={0x0, 0x4c066c43}, 0x14) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_int(r0, 0x29, 0x40, &(0x7f0000001fde), 0x4) [ 1076.286612] FAT-fs (loop3): bogus number of reserved sectors [ 1076.292926] ptrace attach of "/root/syz-executor.2"[7539] was attempted by "/root/syz-executor.2"[7543] [ 1076.312927] FAT-fs (loop4): bogus number of reserved sectors [ 1076.325785] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1076.331925] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:47 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7a, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:47 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x9000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:47 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000800)=0x16c, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000000100)={0x2, 0x4e23, @local}, 0x10) recvmsg(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)}, 0x0) write$binfmt_elf64(r0, &(0x7f0000002300)=ANY=[@ANYRES64], 0x1000001bd) 19:54:47 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1076.748515] FAT-fs (loop4): bogus number of reserved sectors [ 1076.754750] FAT-fs (loop3): bogus number of reserved sectors [ 1076.772245] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1076.797066] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:48 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:48 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}}}, 0x108) 19:54:48 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}}}, 0x108) [ 1076.884746] FAT-fs (loop3): bogus number of reserved sectors [ 1076.901303] FAT-fs (loop4): bogus number of reserved sectors [ 1076.907691] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1076.927157] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:48 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x1c4, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:48 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:48 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1077.152595] FAT-fs (loop3): bogus number of reserved sectors [ 1077.183462] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1077.189716] FAT-fs (loop4): bogus number of reserved sectors [ 1077.211567] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1077.245907] FAT-fs (loop3): bogus number of reserved sectors [ 1077.258471] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:48 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x2}}}, 0x108) 19:54:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, 0xffffffffffffffff, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:48 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x300, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:48 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x20000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:48 executing program 2: nanosleep(&(0x7f0000000200)={0x0, 0x989680}, 0x0) 19:54:48 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x5}}}, 0x108) [ 1077.614552] FAT-fs (loop4): bogus number of reserved sectors [ 1077.622886] FAT-fs (loop3): bogus number of reserved sectors [ 1077.644535] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1077.651131] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:49 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:49 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xa, 0x8031, 0xffffffffffffffff, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800b5055e0bcfe87b0071") r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup\x00\x00\x00\x00\x00\xdb\x88}t\xa9\xd4\xb8\x04\x9e f\x06\xa8\b\xfc\xfe=\xd3\x12\x91\xf7\x86\xce\xe9*.\xd9\xcc\x0e\xeb\x0fn\x1b!p\x05W\xd7\xd3!\xc6\x16\xf2\xa6\x9f\x97^]X\aZ\x8d\xf0h1\x03\xcfHQo\xd9`c\xfa`1\x93\xe1\xcc1\t\xac\x8e\xeb4\x81\x89\xc4\xa5\xd8n\xeao\xc6j\xdcl\x927\x8d\xb5\x93i\xd8!\xef\xce#\x044\x93=\xb2\x8e\x92\x93\xe6>W\xb10\tyuR.iJ\xc5\xb35\x83<\xe7\xaa\xb2*\xf6\xb8\xa1T\x94\x89\xae\xf6\x94\xbca\xeb\x9a\xa2#v\xf0HqZJ\xc2*\xbeN\x91\xc9y+B#\x9e$UGX\x06\x8f\x01\xab\xa7\xb6\x8d\xe6\xe0\x15\xebI\x8cP\xbeE\x88g\x8f\xaa\x96\x7fS\xb75\x852Q\x1a\x97P\x92\xf5\x8c\xd1I\xd9\r\xff\xabh\x89\xe87y0O\xe3\xa2\xa4km\xa4J\f\x8aIN)\xec\vl\x993\x03\xf5\xf5\x1e\xab\xefz\x17\xfa\xe0I\xd1\xee0Dj}\xda5\xe6a*I\x7f\x1f\xd1\xad\x85\xef\x18^\xb0\xba\xec\x9b\xf7g[l\xf7\x86wR\xfb%\xe5\xf3Td \xa3kg\xb5\xf0\x18\xcd\x86\xe5\xc4\xd4},h\xc0S\x7f1\xd6#B*\xe3\xd8\x7f\x9bg\xc1\xeb\x10wiI\x8e\xbf\xdf\xaa[5\xa1\x83=\xad\xdag\xa7T\"\x1f\xe2pS\xa6;\xd02\x0e(Q\x16\x8f\xf9Q\xf3\xc2@\xd4\x10', 0x200002, 0x0) fchdir(r1) r2 = open(&(0x7f0000000080)='./bus\x00', 0x400141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) 19:54:49 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x500}}}, 0x108) 19:54:49 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3b4, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1077.835360] FAT-fs (loop4): bogus number of reserved sectors [ 1077.855928] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:49 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x22000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:49 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x1000000}}}, 0x108) [ 1078.013237] FAT-fs (loop3): bogus number of reserved sectors [ 1078.044452] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1078.052536] FAT-fs (loop4): bogus number of reserved sectors [ 1078.078976] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:49 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x428, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1078.185349] FAT-fs (loop4): bogus number of reserved sectors [ 1078.208583] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1078.342874] FAT-fs (loop3): bogus number of reserved sectors [ 1078.371714] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1078.439293] FAT-fs (loop3): bogus number of reserved sectors [ 1078.445146] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, 0xffffffffffffffff, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:50 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x440, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:50 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x2000000}}}, 0x108) 19:54:50 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x23000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:50 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:50 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000280)=[{&(0x7f00000002c0)=""/141, 0x8d}, {&(0x7f0000000100)=""/167, 0xa7}], 0x2, 0x0) [ 1079.235234] FAT-fs (loop3): bogus number of reserved sectors [ 1079.253972] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1079.259692] FAT-fs (loop4): bogus number of reserved sectors 19:54:50 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt(r0, 0x8000000000000001, 0x10000000000009, &(0x7f0000000100)="890538e4", 0x4) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000080)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x1c) setsockopt$inet6_tcp_int(r0, 0x6, 0x4, &(0x7f00000000c0)=0x200, 0x4) 19:54:50 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0x5000000}}}, 0x108) [ 1079.286475] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1079.368910] FAT-fs (loop3): bogus number of reserved sectors [ 1079.376256] FAT-fs (loop4): bogus number of reserved sectors [ 1079.381484] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1079.408427] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:50 executing program 2: clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) select(0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x0, 0x7530}) 19:54:50 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x441, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:50 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0xa4ffffff}}}, 0x108) 19:54:50 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x28040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, 0xffffffffffffffff, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1079.592015] FAT-fs (loop3): bogus number of reserved sectors [ 1079.605816] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:50 executing program 2: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) r1 = socket(0x100000000000011, 0x3, 0x0) bind(r1, &(0x7f0000000000)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) setsockopt$packet_int(r1, 0x107, 0x14, &(0x7f00000000c0)=0x8, 0x4) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x88001) sendfile(r0, r2, 0x0, 0x409) 19:54:50 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0xf5ffffff}}}, 0x108) 19:54:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(0xffffffffffffffff, r2, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1079.688575] FAT-fs (loop3): bogus number of reserved sectors [ 1079.694742] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1079.717971] FAT-fs (loop4): bogus number of reserved sectors [ 1079.728533] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1079.837757] FAT-fs (loop4): bogus number of reserved sectors [ 1079.863037] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:51 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(0xffffffffffffffff, r2, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:51 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x442, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:51 executing program 2: seccomp(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f00000000c0)=[{0x20006, 0x0, 0x0, 0xfffffffffffffffb}]}) munlock(&(0x7f0000ffc000/0x1000)=nil, 0x1000) 19:54:51 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0xffffffa4}}}, 0x108) 19:54:51 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:51 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote, 0xfffffff5}}}, 0x108) [ 1080.227556] FAT-fs (loop4): bogus number of reserved sectors [ 1080.228148] FAT-fs (loop3): bogus number of reserved sectors [ 1080.248572] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1080.284154] audit: type=1326 audit(1570564491.476:457): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7701 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=228 compat=0 ip=0x45c89a code=0xffff0000 [ 1080.293058] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:51 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x3) [ 1080.344934] FAT-fs (loop4): bogus number of reserved sectors [ 1080.371987] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:51 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3a260000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:51 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x443, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:51 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x107) [ 1080.602608] FAT-fs (loop4): bogus number of reserved sectors [ 1080.608974] FAT-fs (loop3): bogus number of reserved sectors [ 1080.623694] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1080.644987] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:51 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x20000308) [ 1080.724836] FAT-fs (loop4): bogus number of reserved sectors [ 1080.734878] FAT-fs (loop3): bogus number of reserved sectors [ 1080.752142] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1080.758902] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:52 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100), 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:52 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(0xffffffffffffffff, r2, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:52 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1080.983368] FAT-fs (loop4): bogus number of reserved sectors [ 1080.993778] audit: type=1326 audit(1570564492.186:458): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7701 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=228 compat=0 ip=0x45c89a code=0xffff0000 [ 1081.024028] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:52 executing program 2: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sysfs$1(0x1, &(0x7f0000000280)='ppp0vboxnet1/\b\xa0\xd2e\xea6<\xed\x01\xc7t\x93\xe9\x95\xe0\x1c\xa1\xa7i\x11n\xd0t\x83\xc0Xz\xbbh@f\x93\x1a\xceJHz\x86\xd6\x12\xc3\xa3\xb5`@bO\xe2k\xb2\x1e\x12\xd5\xe7lz\xfa\x98\x8b\xa6/\xa2\xa1\x9f4g\xbf\aJ\x8f8\n8H\xc01ZI\x00\xab\xfd[M\xfb\xea\xb2\x1a \xe8#\xe6\x9f\xb5\xe9+\x8f\x89\xb8k\xa0e{\xe8\xe6{\x15>cR-g.\xaf\xc0\x93I\x96\xc4\x19Vd\xc7\x84\x1b\x06EE#\xa6^G>\xc3.\\nhMU\xd3\x86') 19:54:52 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) r3 = msgget$private(0x0, 0x0) msgctl$IPC_STAT(r3, 0x2, &(0x7f0000000040)=""/4096) msgctl$IPC_RMID(r3, 0x0) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r4 = syz_init_net_socket$ax25(0x3, 0x0, 0xce) dup3(r2, r4, 0x100000) 19:54:52 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x444, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1081.082024] FAT-fs (loop4): bogus number of reserved sectors [ 1081.103025] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:52 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1081.182140] FAT-fs (loop3): bogus number of reserved sectors [ 1081.203619] audit: type=1800 audit(1570564492.396:459): pid=7754 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16774 res=0 19:54:52 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000140)=0x748, 0x4) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000000)={0x9, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x4e21, 0x0, @empty}}}, 0xffffffffffffff8a) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1081.236127] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:52 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r2, 0x0, 0x0, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x4e22}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000000)={0x1, 0xfffffffffffffff7}, 0x8) close(r2) [ 1081.343105] FAT-fs (loop3): bogus number of reserved sectors [ 1081.349257] FAT-fs (loop4): bogus number of reserved sectors [ 1081.359269] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1081.366737] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:52 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x445, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:52 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x4e21, 0xfffffffc, @mcast1={0xff, 0x7}}}, {{0xa, 0x4e22, 0x200, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x1}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1081.451787] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 1081.478598] FAT-fs (loop4): bogus number of reserved sectors [ 1081.502945] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:52 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x40000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1081.576198] FAT-fs (loop3): bogus number of reserved sectors [ 1081.613066] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:52 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1081.701151] FAT-fs (loop4): bogus number of reserved sectors [ 1081.710522] FAT-fs (loop3): bogus number of reserved sectors [ 1081.716452] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1081.728479] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:53 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:53 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000340)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @initdev}}}, &(0x7f00000009c0)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000a00)={0x0, 0x0, 0x0}, &(0x7f0000000a40)=0xc) lchown(&(0x7f0000000300)='./file0\x00', r3, r4) syz_mount_image$iso9660(&(0x7f0000000180)='iso9660\x00', &(0x7f00000001c0)='./bus\x00', 0x8, 0x2, &(0x7f0000000600)=[{&(0x7f0000000480)="426b015303813085203d50b9ddf7ffa00452586c4d5d9319f8ae7174bfc089e8590368763566fe35334fbcf69dbd636508eac7c5679ee66da30d323a1c3df8d8a6f457a7fa8390987b5cf248a219a1ea83b2bc00a40e0e63bd92e40ac6102f22156cf9a8fae871b00b15587784cb514e828e637fcee5618563802919b46035482024436fb29f3934c4b2ed5dccf9bd844a4d5f31ab1d957bb3c7b2ecfa55c3011349bf029f6c4f06b4b25ffe33a6622e9bdd12a9b46757d20bbb91", 0xbb, 0x7}, {&(0x7f0000000540)="f92f2d97756b44e3ef6f6f525630be924e5fee9f3a9881fe2d3e9885afde413c02166b42394aa0f18f533df237f46d9d238afd1d5045008776b2e1cca27ef9f77436048600b1aa47ff80a2f046b145c2a75c37f51f15a534310e8763cd463bd2640fa2ab8bfcfb6a2e26c1d1662a2484bd06b00faae2b6236a351fca511de19dc1b0f53e27", 0x85, 0x4}], 0x216b50a41cc3fad0, &(0x7f0000000a80)=ANY=[@ANYBLOB='iocharset=macgaelic,unhide,nocompress,map=acorn,map=normal,map=normal,permit_directio,euid>', @ANYRESDEC=r2, @ANYBLOB="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", @ANYRESDEC=r3, @ANYBLOB="2c6673757569643d9b643637006264512d0134f0362d390038352d313337332d6232313564b136342c66736e616d653d766d6e65743173656375726974795b2c2c736d61636b6673666c6f6f723d2e2c00"]) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) recvfrom$llc(r6, &(0x7f00000000c0)=""/52, 0x34, 0x12040, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r1, r7, 0x0, 0x80001d00c0d0) fcntl$getownex(r1, 0x10, &(0x7f0000000000)) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000340)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r5, 0x84, 0x74, &(0x7f0000000100)=""/60, &(0x7f0000000140)=0x3c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) ioctl$RTC_UIE_OFF(0xffffffffffffffff, 0x7004) 19:54:53 executing program 2: seccomp(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000180)=[{0x100006, 0x0, 0x0, 0xfffffffffffffffd}]}) fanotify_mark(0xffffffffffffffff, 0x0, 0x0, 0xffffffffffffffff, 0x0) 19:54:53 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x446, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:53 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x40040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:53 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, &(0x7f00000000c0)) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1082.629308] audit: type=1326 audit(1570564493.826:460): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7802 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=228 compat=0 ip=0x45c89a code=0xffff0000 [ 1082.681431] FAT-fs (loop3): bogus number of reserved sectors [ 1082.693113] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1082.704693] FAT-fs (loop4): bogus number of reserved sectors [ 1082.711231] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:54 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) socket(0x0, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000480)={@local}, 0x14) openat$fuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/fuse\x00', 0x2, 0x0) syz_mount_image$vfat(&(0x7f0000000080)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0xfffffffffffff57a, 0x1, &(0x7f0000000140)=[{&(0x7f00000000c0)="eb3c906d6b66732e66617400020401ed01000270fff8", 0x16}], 0x0, 0x0) r3 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) fchdir(r3) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x41, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = open(&(0x7f0000000040)='./bus\x00', 0x1fe, 0x0) write$binfmt_aout(r4, &(0x7f0000000500)=ANY=[@ANYBLOB="bcef6376150001000004000010006b2fe0cc7ba626ab55a14f42ff858272a3203611c611ebfe9c0a91a67f74525be599daad5d7827cab0ac7747eb4961"], 0x3d) perf_event_open(&(0x7f0000000800)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unlink(&(0x7f0000001e00)='./bus\x00') sendfile(r4, r4, &(0x7f00000001c0), 0x8080fffffffe) mkdir(&(0x7f0000000040)='./file1\x00', 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) writev(r2, &(0x7f0000001440)=[{&(0x7f0000000000)="f20db641e4bd3b3785295b3c283defdc604ac43f329351865e83852c4445126c44d576d82a23b6ff9407f94dd391e58a33623563f71d6458db8c7ace6d9236eb921079ec13eb6a0c76ca8855b45f6a8d1aba67640159b069bc7e44f0666526bd71503279674e187c4b", 0x69}, {&(0x7f0000000080)="cc21f1d8a76f05fdcd698e0183dcc46109e1b14ea19359f9c8b0bfb28822e5fd8fbd492ff7e9d646b192bcc61cea739b8712aab38483bf9ee08ccb727b81fd6180afe01932ff422b7e", 0x49}, {&(0x7f0000000100)="d929b10a8395e494b41138543718e0af80a800cc5390d1eb34598f2436edea3d50a4e2f5e59335e1a21b053b720bd8837162497d169d86eec5d2df69c09d91a1b9ce67e7b3ce14745691c5461c61dce55ef1e4dd783c2884100ce138c884e7cad0a0820955579146809052ac9926671efc92687a1bd1dceb68f84366610a979bba179e0bd5cddf35737e5d01ab0c7e5d51e2fa428fb0c2e735169cf07f95cf483dcc357e4f430a1cdaa2498a03b25df659b6", 0xb2}, {&(0x7f0000000340)="7985e2e72a810ea28f9a9057c898114428cede2a1fab01dd68b3f442192d8ca62eba97c36aff37ba9c939a19a23126f487bcb4b91c73fa3a789a69ccc6b87b3637fd2a7317a1df005f114bb6cf752a463902637cff24695aa75111089d63707228e6328384f693091ebac957bc7a47f50fd50daa8e7204bd30dbc179347f369f9753081cb314c9f05a98a183e7553dc1362fd31974af4713983827983fd18108e195d8248ce524033b85cbaa8a57234f31f761c24868ac356f9d88451a175bebe4589130eb06de8f0c91", 0xca}, {&(0x7f00000001c0)="4e195792e9d494a5f67b043a6c12250603cf7868a1a9a83ae33ac9bc04b69eb37efa942b19b4f5ec5880aebacc547299095ebb3f206a679fe2", 0x39}, {&(0x7f0000000440)="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", 0x1000}], 0x6) [ 1082.844113] FAT-fs (loop4): bogus number of reserved sectors [ 1082.853954] FAT-fs (loop3): bogus number of reserved sectors [ 1082.868608] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1082.876895] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:54 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x447, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:54 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x41040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1083.051075] FAT-fs (loop3): bogus number of reserved sectors [ 1083.077681] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1083.140919] FAT-fs (loop4): bogus number of reserved sectors [ 1083.157488] FAT-fs (loop3): bogus number of reserved sectors [ 1083.165794] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1083.172207] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:54 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, &(0x7f00000000c0)) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:54 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x448, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1083.279053] FAT-fs (loop4): bogus number of reserved sectors [ 1083.297819] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:54 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x42040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1083.399499] FAT-fs (loop3): bogus number of reserved sectors [ 1083.416999] audit: type=1326 audit(1570564494.606:461): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7802 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=228 compat=0 ip=0x45c89a code=0xffff0000 [ 1083.458452] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1083.534811] FAT-fs (loop3): bogus number of reserved sectors [ 1083.545439] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1083.556682] FAT-fs (loop4): bogus number of reserved sectors [ 1083.585469] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1083.677326] FAT-fs (loop4): bogus number of reserved sectors [ 1083.691195] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:54 executing program 2: close(0xffffffffffffffff) r0 = syz_open_dev$loop(&(0x7f0000000540)='/dev/loop#\x00', 0x0, 0x105082) r1 = memfd_create(&(0x7f0000000000)='}#*nodev\xee\xb8em2N,\x00', 0x0) pwritev(r1, &(0x7f00000000c0)=[{&(0x7f0000000480)="a8", 0x1}], 0x1, 0x81000) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, 0xffffffffffffffff, 0x0) 19:54:54 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:54 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x449, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:55 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x43040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1083.806355] FAT-fs (loop3): bogus number of reserved sectors 19:54:55 executing program 2: connect$unix(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="8202e480ffffffff"], 0x1) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x2, 0x2, 0x0) bind(r0, &(0x7f0000000000)=@un=@abs={0x0, 0xd}, 0x10) r1 = socket(0x2, 0x2, 0x0) r2 = dup2(r0, r1) connect$unix(r1, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x10) connect$unix(r2, &(0x7f0000000040)=@abs, 0x8) r3 = socket(0x2, 0x2, 0x0) connect$unix(r3, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x10) setsockopt$inet_opts(r3, 0x0, 0x1, &(0x7f00000000c0)="071400000f370025ff149b33ff0f000000000000", 0x14) write(r3, 0x0, 0x0) [ 1083.868636] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1084.020388] FAT-fs (loop4): bogus number of reserved sectors [ 1084.037843] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:55 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x44a, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:55 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4={[], [], @rand_addr=0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:55 executing program 2: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) splice(r0, 0x0, r1, 0x0, 0xc0, 0x0) 19:54:55 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x44040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1084.224222] FAT-fs (loop3): bogus number of reserved sectors [ 1084.256859] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1084.327312] FAT-fs (loop4): bogus number of reserved sectors [ 1084.338706] FAT-fs (loop3): bogus number of reserved sectors [ 1084.349132] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1084.356286] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:55 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, &(0x7f00000000c0)) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:55 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x400000, 0x0) openat$cgroup_int(r1, &(0x7f0000000040)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x10000, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:55 executing program 2: mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0x0) getresgid(&(0x7f0000000380), &(0x7f0000000400), &(0x7f0000000440)) stat(0x0, &(0x7f0000000600)) r0 = getpid() r1 = syz_open_procfs(r0, &(0x7f0000000300)='comm\x00') ioctl$DRM_IOCTL_GET_CTX(r1, 0xc0086423, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) getgid() getgid() setregid(0x0, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r2, 0x40045431, &(0x7f00005befdc)) r3 = syz_open_pts(r2, 0x1) write(0xffffffffffffffff, &(0x7f0000000000)="d5", 0xfffffedf) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000080)=0x3) dup3(r3, r2, 0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) socket$key(0xf, 0x3, 0x2) socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$TCSETS(0xffffffffffffffff, 0x40045431, &(0x7f00005befdc)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x102800) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000080)=0x3) socket$key(0xf, 0x3, 0x2) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) 19:54:55 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x44b, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1084.452987] FAT-fs (loop4): bogus number of reserved sectors [ 1084.477995] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1084.616420] FAT-fs (loop3): bogus number of reserved sectors [ 1084.628061] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1084.700940] FAT-fs (loop3): bogus number of reserved sectors [ 1084.711494] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:56 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:56 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x45040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet6_tcp_TLS_RX(r1, 0x6, 0x2, &(0x7f0000000000)=@gcm_128={{0x304}, "9fe03450ba424888", "780d047006a4317186f122db4d5a27c0", "096fd25f", "0499d0560c41853e"}, 0x28) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x803, {{0xa, 0x0, 0x0, @ipv4={[], [], @loopback}}}, {{0xa, 0x1, 0x80000, @dev={0xfe, 0x80, [], 0x1a}, 0x2}}}, 0x108) 19:54:56 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x500, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:56 executing program 2: openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) socket$kcm(0x2, 0x2, 0x73) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x4, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x1000000000000002, 0x0) socket$kcm(0x11, 0x2, 0x300) socket$kcm(0x29, 0x2, 0x0) socket$kcm(0x10, 0x3, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)) socket$kcm(0x29, 0x5, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x1a0ffffffff) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) sendmsg$kcm(r1, &(0x7f0000003d00)={&(0x7f0000000380)=@in={0x2, 0x4e23, @multicast1}, 0x80, 0x0}, 0xfd00) write$cgroup_subtree(r1, &(0x7f0000000640)=ANY=[@ANYBLOB], 0x0) [ 1084.896734] FAT-fs (loop4): bogus number of reserved sectors [ 1084.909146] FAT-fs (loop3): bogus number of reserved sectors [ 1084.918485] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1084.924513] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1084.955249] audit: type=1800 audit(1570564496.146:462): pid=7916 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17249 res=0 19:54:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0xc008ae88, &(0x7f0000000040)={0x8d, 0x0, [0x600000487]}) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x4e24, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x200, @remote, 0x3f}}}, 0x108) socketpair(0x2, 0x0, 0xfd, &(0x7f0000000000)={0xffffffffffffffff}) r3 = socket$inet6(0xa, 0x400000000001, 0x0) accept(0xffffffffffffffff, &(0x7f0000000180)=@pptp={0x18, 0x2, {0x0, @initdev}}, &(0x7f0000000340)=0x80) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r4, 0xc0105303, &(0x7f0000000380)={0x9d, 0xe8, 0x1}) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/status\x00', 0x0, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000140)={r3, r5}) 19:54:56 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x600, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1085.084796] FAT-fs (loop4): bogus number of reserved sectors [ 1085.105133] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:56 executing program 2: socket$kcm(0x10, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) socket$kcm(0x11, 0x0, 0x0) r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socketpair$unix(0x1, 0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000100)="2e0000001e000500ed0080648c6394f27e31d20004000b404b48000001000080000000000300f88000f01700d0bd", 0x2e}], 0x1}, 0x0) [ 1085.227072] FAT-fs (loop3): bogus number of reserved sectors [ 1085.261026] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1085.333751] audit: type=1800 audit(1570564496.526:463): pid=7937 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17282 res=0 [ 1085.376030] FAT-fs (loop3): bogus number of reserved sectors [ 1085.405462] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:56 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, 0x0) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:56 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x46040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:56 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$PPPIOCGIDLE(r2, 0x8010743f, &(0x7f0000000140)) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) setxattr$security_selinux(&(0x7f0000000180)='./bus\x00', &(0x7f00000001c0)='security.selinux\x00', &(0x7f0000000340)='system_u:object_r:inetd_var_run_t:s0\x00', 0x25, 0x1) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) setsockopt$inet_group_source_req(r4, 0x0, 0x2b, &(0x7f0000000000)={0x1, {{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x22}}}, {{0x2, 0x4e22, @loopback}}}, 0x108) 19:54:56 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup\x00', 0x200002, 0x0) openat$cgroup(r0, &(0x7f0000000080), 0x200002, 0x0) socket$kcm(0x2, 0x2, 0x73) perf_event_open(0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x1000000000000002, 0x0) r1 = socket$kcm(0x29, 0x0, 0x0) socket$kcm(0x11, 0x2, 0x300) socket$kcm(0x29, 0x2, 0x0) socket$kcm(0x10, 0x3, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000000)) socket$kcm(0x29, 0x5, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x1a0ffffffff) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) sendmsg$kcm(r3, &(0x7f0000003d00)={&(0x7f0000000380)=@in={0x2, 0x4e23, @multicast1}, 0x80, 0x0}, 0xfd00) write$cgroup_subtree(r3, &(0x7f0000000640)=ANY=[@ANYBLOB="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"], 0xfdef) [ 1085.515368] FAT-fs (loop4): bogus number of reserved sectors [ 1085.532484] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1085.641857] FAT-fs (loop4): bogus number of reserved sectors [ 1085.654649] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:57 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:57 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x700, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:57 executing program 1: r0 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x0, 0x2) write$eventfd(r0, &(0x7f0000000040)=0x1f, 0x8) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:57 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x47040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:57 executing program 2: 19:54:57 executing program 2: [ 1086.010558] FAT-fs (loop4): bogus number of reserved sectors [ 1086.011159] FAT-fs (loop3): bogus number of reserved sectors [ 1086.032601] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) pwritev(r0, &(0x7f00000000c0)=[{&(0x7f0000000000)="87d5e5837e18de8e3f7f41e9ffae457102dfa00c98309d408143ce8873baaa05f51e47021555eac54eb28df397f06262f73e67dbffe80eaaca6e2bc30d64605c2f8437604d44854931e28105d1b92c6cbfdd8efc66912dbd2908230dc0c7cd20df71e306e55c5b0e1433c92c1eca4047f439712c36ab7a46228c386e17d5e3b11c6fc56b4ee60430604718367c8c55ca0674ea41c7d3404f", 0x98}], 0x1, 0x0) [ 1086.062189] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:57 executing program 2: [ 1086.135859] FAT-fs (loop4): bogus number of reserved sectors [ 1086.149964] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1086.156520] FAT-fs (loop3): bogus number of reserved sectors [ 1086.168752] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:57 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, 0x0) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:57 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x48040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:57 executing program 2: 19:54:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) r2 = fcntl$dupfd(r1, 0x0, r0) write$P9_RAUTH(r2, &(0x7f0000000000)={0x14, 0x67, 0x2, {0x8, 0x3, 0x1}}, 0x14) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) write$P9_RAUTH(r4, &(0x7f00000000c0)={0x14, 0x67, 0x2, {0xf37e8a2ba1fc1cc0, 0x0, 0x5}}, 0x14) ioctl$SG_SET_KEEP_ORPHAN(0xffffffffffffffff, 0x2287, &(0x7f0000000040)=0x2) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1086.363817] FAT-fs (loop4): bogus number of reserved sectors [ 1086.374529] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1086.414662] audit: type=1800 audit(1570564497.606:464): pid=7989 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17473 res=0 [ 1086.452355] FAT-fs (loop4): bogus number of reserved sectors 19:54:57 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:57 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x900, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:57 executing program 2: [ 1086.468429] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:57 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @loopback, 0x1}}, {{0xa, 0x4e21, 0x0, @mcast2}}}, 0x1ce) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) ioctl$IMDELTIMER(r2, 0x80044941, &(0x7f0000000000)=0xe281604281c9685c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:57 executing program 2: 19:54:57 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x49040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1086.558982] FAT-fs (loop3): bogus number of reserved sectors [ 1086.576497] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:57 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:57 executing program 2: [ 1086.623996] audit: type=1800 audit(1570564497.816:465): pid=8002 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17153 res=0 [ 1086.718549] FAT-fs (loop3): bogus number of reserved sectors [ 1086.732571] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1086.746449] FAT-fs (loop4): bogus number of reserved sectors [ 1086.754080] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:58 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, 0x0) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:58 executing program 2: 19:54:58 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000080809, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) r4 = epoll_create1(0x0) sendfile(r4, r3, 0x0, 0x4) r5 = dup(r3) sendto$inet6(r5, &(0x7f0000000340)="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", 0x1000, 0x80, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) sendfile(r7, r8, 0x0, 0x80001d00c0d0) setsockopt$inet6_tcp_buf(r7, 0x6, 0xd, &(0x7f0000000040)="19", 0x1) sendfile(r1, r6, 0x0, 0x80001d00c0d0) r9 = socket$inet6(0xa, 0x400000000001, 0x0) close(r9) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r9, 0x84, 0xa, 0x0, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r10, 0x200004) sendfile(r9, r10, 0x0, 0x80001d00c0d0) ioctl$UI_GET_VERSION(r10, 0x8004552d, &(0x7f00000000c0)) setsockopt$inet_tcp_int(r6, 0x6, 0xc, &(0x7f0000000000), 0x4) 19:54:58 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:58 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:58 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4b040000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:58 executing program 2: [ 1087.222359] FAT-fs (loop4): bogus number of reserved sectors [ 1087.224062] FAT-fs (loop3): bogus number of reserved sectors [ 1087.246723] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1087.268452] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:58 executing program 2: [ 1087.365920] FAT-fs (loop4): bogus number of reserved sectors [ 1087.385456] FAT-fs (loop3): bogus number of reserved sectors [ 1087.406170] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1087.412666] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:58 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x60000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:58 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:58 executing program 2: [ 1087.614191] FAT-fs (loop4): bogus number of reserved sectors [ 1087.631278] FAT-fs (loop3): bogus number of reserved sectors [ 1087.646269] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:58 executing program 2: [ 1087.665851] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1087.761038] FAT-fs (loop4): bogus number of reserved sectors [ 1087.778834] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1087.786648] FAT-fs (loop3): bogus number of reserved sectors [ 1087.813805] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:59 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x0) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:59 executing program 2: 19:54:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) ioctl$CAPI_GET_MANUFACTURER(r0, 0xc0044306, &(0x7f0000000000)=0x7ff) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0xfffffffffffffec9) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = syz_genetlink_get_family_id$tipc(&(0x7f0000000400)='TIPC\x00') r4 = syz_open_dev$vbi(&(0x7f0000000580)='/dev/vbi#\x00', 0x1, 0x2) ioctl$TIOCLINUX2(r4, 0x541c, 0x0) sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0xfffffffffffffeef, r3, 0x400, 0x0, 0x0, {{0x1, 0x40030000000000}, 0x0, 0x5, 0x0, {0x14}}}, 0x30}, 0x1, 0x0, 0x0, 0x20000881}, 0x800) sendmsg$TIPC_CMD_GET_MEDIA_NAMES(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r3, 0x100, 0x70bd28, 0x25dfdbfb, {}, ["", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x40}, 0x6000) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @loopback}}, {{0xa, 0x0, 0x0, @remote}}}, 0xaa) socket$inet(0x2, 0x4, 0x6) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r8, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r8, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB="01000000", @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r7, 0x84, 0x75, &(0x7f00000001c0)={r9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r6, 0x84, 0x72, &(0x7f0000000140)={r9, 0x3}, &(0x7f0000000180)=0xc) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f00000001c0)={r10, 0xa0, 0x3, [0x2, 0x9, 0x1]}, &(0x7f0000000340)=0xe) 19:54:59 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6b6b6b00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1088.028586] FAT-fs (loop4): bogus number of reserved sectors [ 1088.042327] FAT-fs (loop4): Can't find a valid FAT filesystem 19:54:59 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:54:59 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe15, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:54:59 executing program 2: [ 1088.096157] FAT-fs (loop4): bogus number of reserved sectors [ 1088.118201] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1088.141126] FAT-fs (loop3): bogus number of reserved sectors 19:54:59 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x82020000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1088.177781] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:59 executing program 2: [ 1088.279585] FAT-fs (loop3): bogus number of reserved sectors [ 1088.313377] audit: type=1800 audit(1570564499.506:466): pid=8066 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17505 res=0 [ 1088.313591] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1088.357440] FAT-fs (loop4): bogus number of reserved sectors 19:54:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0xffff, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x4, {{0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0x1a}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:54:59 executing program 2: [ 1088.388892] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1088.424798] audit: type=1800 audit(1570564499.526:467): pid=8071 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17505 res=0 19:54:59 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x150e, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1088.486432] FAT-fs (loop4): bogus number of reserved sectors [ 1088.509289] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1088.625041] FAT-fs (loop3): bogus number of reserved sectors [ 1088.647369] FAT-fs (loop3): Can't find a valid FAT filesystem 19:54:59 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x0) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:54:59 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) r3 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cachefiles\x00', 0x40, 0x0) openat$cgroup_ro(r3, &(0x7f0000000100)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) getsockname$inet(r2, &(0x7f0000000000)={0x2, 0x0, @local}, &(0x7f0000000040)=0x10) 19:54:59 executing program 2: 19:54:59 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x8cffffff, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1088.756469] FAT-fs (loop3): bogus number of reserved sectors [ 1088.776138] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1088.786827] FAT-fs (loop4): bogus number of reserved sectors [ 1088.814220] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1088.856135] audit: type=1800 audit(1570564500.046:468): pid=8102 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17601 res=0 [ 1088.896399] FAT-fs (loop4): bogus number of reserved sectors [ 1088.918380] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:00 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:00 executing program 2: 19:55:00 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x1f00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:00 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000)='cgroup.subtree_control\x00', 0x2, 0x0) fcntl$setpipe(r1, 0x407, 0x9) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:00 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xc0ed0000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:00 executing program 2: [ 1089.352171] FAT-fs (loop3): bogus number of reserved sectors [ 1089.373545] FAT-fs (loop4): bogus number of reserved sectors 19:55:00 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0xf46b2557d78de24d, &(0x7f0000000000)={0x5, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x401}}, {{0xa, 0x0, 0x0, @ipv4={[], [], @multicast1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = syz_open_dev$audion(&(0x7f0000000140)='/dev/audio#\x00', 0x4, 0x20000) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000180)={0xffffffffffff8001, 0x5, 0x1}) 19:55:00 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x0) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1089.403495] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1089.438468] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:00 executing program 2: 19:55:00 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet6_group_source_req(r2, 0x29, 0x2a, &(0x7f0000000000)={0x7, {{0xa, 0x0, 0x0, @local}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0xffffffffffffff74) ioctl$VIDIOC_SUBDEV_S_SELECTION(r2, 0xc040563e, &(0x7f00000001c0)={0x0, 0x0, 0x7, 0x4, {0x8, 0x7f, 0x8, 0x7}}) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x0, {{0xa, 0x100, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}}}, {{0xa, 0x2, 0x0, @remote, 0x6}}}, 0x108) r3 = syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x3, 0x2000) ioctl$TCSETX(r3, 0x5433, &(0x7f0000000180)={0x5, 0x400, [0x7, 0x7, 0x7ff, 0x9], 0x3f}) [ 1089.531052] FAT-fs (loop3): bogus number of reserved sectors [ 1089.548499] FAT-fs (loop4): bogus number of reserved sectors [ 1089.560709] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1089.569531] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:00 executing program 2: 19:55:00 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:00 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:00 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe8250000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:00 executing program 2: [ 1089.761034] FAT-fs (loop3): bogus number of reserved sectors [ 1089.789244] audit: type=1800 audit(1570564500.986:469): pid=8135 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17473 res=0 19:55:01 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) eventfd2(0xffff7fff, 0x81802) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/Uev/aupio\x00', 0x81180, 0x0) getpeername$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x1c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1089.817143] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1089.845074] FAT-fs (loop4): bogus number of reserved sectors [ 1089.855995] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:01 executing program 2: [ 1089.937191] FAT-fs (loop3): bogus number of reserved sectors [ 1089.948951] FAT-fs (loop4): bogus number of reserved sectors [ 1089.961202] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1089.967240] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:01 executing program 2: 19:55:01 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xf5ffffff, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1090.205097] FAT-fs (loop4): bogus number of reserved sectors [ 1090.223812] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:01 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:01 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2200, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:01 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) r4 = accept4$ax25(r3, &(0x7f0000004100)={{0x3, @null}, [@remote, @default, @remote, @netrom, @rose, @rose, @rose, @null]}, &(0x7f0000000d00)=0x48, 0x80000) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) write$P9_RLOCK(r6, &(0x7f0000004240)={0x8, 0x35, 0x2}, 0x8) setsockopt$sock_void(r4, 0x1, 0x24, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r9, 0x6, 0x1, &(0x7f0000004280), &(0x7f00000042c0)=0xc) sendfile(r1, r7, 0x0, 0x80001d00c0d0) sendmmsg$sock(r1, &(0x7f0000004040)=[{{&(0x7f0000000000)=@pppoe={0x18, 0x0, {0x2, @local, 'hwsim0\x00'}}, 0x80, &(0x7f0000000680)=[{&(0x7f0000000080)="0ee3b0ae5cfe88c80276edbb4f5650b1fa0f9cc23e7b3bdbd6bc53f3dad76c98c54399dcfd547121d8a6ab8421250214332b0e5c51d42500f8ea721a2b630e808fe03c3c83ecc0399b3df7fe5f352fbc42254f24f4ed9a72ab4df0f6bba3166971c8bd2141e623e72f96e236eae5924d8084caeab1a67b9296d7025e244a680c3244042e51bc2acbbe3aebb897710202484a8c19a7bb796a3037e957a2e5ce18635c7fa8c2ab262cf4a7fb4c5438519b423711e3f2d9ff1067730e669e9a11eefb26e1d0bc37de4e08660702d7fc0e", 0xcf}, {&(0x7f0000000180)='ru', 0x2}, {&(0x7f0000000340)="a2370b1cb5fa6e084cc9670e7f36bf0ee18e0ce496b5c7b700af18dc53fe71e08f96b2103c6440ec18ba3687790cb64022071787a750f5a80b9e2fe76465789893fc602273e6c7d262385cd1307d9821beb362b5ebf1dffb606ad8beec07708d22ea871176a34cc5b27fe338fb9d20bcb3cf84743997f5f9aa663d3a6d52b8e3d6ebbfeb60af26ddcaf6d0bc66f53d740f8b1a4c899fc90d1481286880e4c1bbd4", 0xa1}, {&(0x7f0000000400)="75c1877a774bfe91eef98c555c847c47c33a9fb57bf5987d4729338f14eb29c14dd51a8810afeab452f150e8fedeea592e7afcbaf6bdebe57cdf2220056ffcc39097c465861d5ef4dc", 0x49}, {&(0x7f0000000480)="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", 0xfb}, {&(0x7f0000000580)="03094f9b5133ae752912e60be848a682762f92b659ae3dcb589732cd4a7a724a9afdd87b1d7c5b87b81695a2b94a17f1cd3f3a6d14ec71a03bfe14e62eb6eedd1563133cf5b1701ca4077e2bd7024f0f4623920650e5d65cafe79db90ee3485218cf", 0x62}, {&(0x7f0000000600)="fd68119640b9e02a1897019e587e5c0aca532a1af3dc3fedfcdfab1afb71f780978921a6e833413854b2c5f247b893499bfedbd6021ca0d32d3fbc12525b1ad82f3cea", 0x43}], 0x7, &(0x7f00000001c0)=[@mark={{0x14, 0x1, 0x24, 0xe8}}, @mark={{0x14, 0x1, 0x24, 0x6}}], 0x30}}, {{&(0x7f0000000700)=@l2={0x1f, 0x5, {0x2, 0x0, 0x8, 0x2, 0x1, 0x63}, 0x3, 0x35}, 0x80, &(0x7f0000000b40)=[{&(0x7f0000000780)="81969f27b917c058ea3e43d74760cece9bf36503e7b59a4eae995780dedea4e85326fbf1e81ed84d21e5c7f435f0a05de59cd64232d8d3b40efd1ce9dc80d38cca4b91a4a6daafe8023d6b52760fc9c580570c3c68dacc1d24c642666e5b32bb00ccab9510fe1ad21000854835812b25dc1fb3fdec0b257ae31ed0d5615b382eeada9c53796c", 0x86}, {&(0x7f0000000840)="e159b27b5fee6dea50606c6c0bd483132bc5383adba5a1ea6b20ec17cbaff5d61364eaf55d9bae519d6e9bc5f0848938cb0b38f87e6a302e2cee67bf54c88e56aaedb77da92e77065246780755555c929f2a5f091660408ddd96d02a77ef8ccc80dabae8", 0x64}, 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{&(0x7f0000002f80)="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0x1000}], 0x7, &(0x7f0000004000)=[@txtime={{0x18, 0x1, 0x3d, 0x6}}, @mark={{0x14, 0x1, 0x24, 0xb6}}], 0x30}}], 0x3, 0x8001) r10 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000004180)='/dev/video0\x00', 0x2, 0x0) ioctl$VIDIOC_G_MODULATOR(r10, 0xc0445636, &(0x7f00000041c0)={0x7, "fda8a2765f91ecbf3c15fbe1f5840f2672867b835a9cfa3bdae1b1019714284f", 0x1000, 0xff, 0x1, 0x10, 0x1}) 19:55:01 executing program 2: seccomp(0x1, 0x0, &(0x7f0000016000)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7ffff7ff00000}]}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) [ 1090.324543] FAT-fs (loop4): bogus number of reserved sectors [ 1090.330609] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:01 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xf6ffffff, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1090.396396] FAT-fs (loop3): bogus number of reserved sectors [ 1090.414873] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1090.503015] FAT-fs (loop3): bogus number of reserved sectors [ 1090.517822] FAT-fs (loop4): bogus number of reserved sectors [ 1090.526117] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1090.538628] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:02 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0x10000, 0x0) ioctl$SIOCRSACCEPT(r1, 0x89e3) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) socketpair(0x2, 0x2, 0x46, &(0x7f0000000000)) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x3, {{0xa, 0x0, 0x0, @remote, 0x40}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:02 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xff0f0000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:02 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2300, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1091.022756] FAT-fs (loop3): bogus number of reserved sectors [ 1091.035551] FAT-fs (loop4): bogus number of reserved sectors [ 1091.062948] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1091.078405] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x480800, 0x0) r2 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080)='TIPC\x00') sendmsg$TIPC_CMD_GET_LINKS(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x24, r2, 0x0, 0x70bd29, 0x25dfdbfd, {{}, 0x0, 0x4, 0x0, {0x8, 0x11, 0x5}}, ["", "", "", "", "", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x4}, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xd}}}}, 0x108) 19:55:02 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xffff1f00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:02 executing program 2: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0) r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) shutdown(r0, 0x0) recvmmsg(r0, &(0x7f00000006c0), 0x1591, 0x0, 0x0) getpid() bind$alg(0xffffffffffffffff, 0x0, 0x0) socket$alg(0x26, 0x5, 0x0) accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000c18000), 0x0) [ 1091.194751] FAT-fs (loop3): bogus number of reserved sectors [ 1091.219022] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1091.321909] FAT-fs (loop4): bogus number of reserved sectors [ 1091.341218] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:02 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:02 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x25ee, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:02 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000000)={0xffffffffffffffff}, 0x2, 0xa}}, 0x20) r4 = socket$inet6(0xa, 0x400000000001, 0x0) close(r4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) openat$rtc(0xffffffffffffff9c, &(0x7f0000000480)='/dev/rtc0\x00', 0x10880, 0x0) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r6, 0x84, 0xa, 0x0, 0x0) r7 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r7, 0x200004) sendfile(r6, r7, 0x0, 0x80001d00c0d0) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) sendfile(r7, r8, 0x0, 0x80001d00c0cc) mmap$usbfs(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x3000002, 0x110, r5, 0x0) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000080)={0x6, 0x118, 0xfa00, {{0x800, 0x20, "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", 0x37, 0x8, 0x9, 0x7, 0x1f, 0x2, 0x9, 0x1}, r3}}, 0x120) prctl$PR_TASK_PERF_EVENTS_DISABLE(0x1f) r10 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000340)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000100}, 0xc, &(0x7f0000000400)={&(0x7f00000004c0)=ANY=[@ANYBLOB='|\x00\x00\x00', @ANYRES16=r10, @ANYBLOB="00042abd7000fedbdf25034000001cff00000000000000000700080002000700000008000300060000000800040000080000080004003f000000d1fe0400000000001c00050008000100657468000800010065746800080001007564700089630a96c4e8c408e05d76f02bc11f9989adaf7c652f0f3bda030fac669d9e72968372"], 0x14}, 0x1, 0x0, 0x0, 0x60048}, 0x4041) [ 1091.461806] FAT-fs (loop4): bogus number of reserved sectors [ 1091.468514] FAT-fs (loop3): bogus number of reserved sectors [ 1091.468530] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1091.477827] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:02 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xffffff7f, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:02 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x25f3, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1091.719274] FAT-fs (loop4): bogus number of reserved sectors [ 1091.748374] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1091.775459] FAT-fs (loop3): bogus number of reserved sectors [ 1091.806258] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1091.826489] FAT-fs (loop4): bogus number of reserved sectors [ 1091.868568] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1091.900503] FAT-fs (loop3): bogus number of reserved sectors [ 1091.906479] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:03 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000040)={0x5b, 0x1, 0x0, 0x1, 0x7, 0x5, 0x13, "35eb2161e8a8ab7c1d42d220485071bcff5fe055", "40d2e489addf2800d8231d1653ba049620b60f44"}) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000340)=ANY=[@ANYBLOB="66696c74657200000000000000000000000000000000000000000000000000000e00000004000000f802000000000000c0000000000000000000000080010000600200006002000060020000600200006002000004000000", @ANYPTR=&(0x7f0000000000)=ANY=[@ANYBLOB='\x00'/59], @ANYBLOB="e0000002e0000002000001ff807fff00626f6e645f736c6176655f300000000067726574617030000000000000000000000000000000000000000000ca0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008900020200000000000000000000000000009800c0000000000000000000000000000000000000000000000000002800434c415353494659000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009800c000000000000000000000000000000000000000000000000000280052454a454354000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b800e0000000000000000000000000000000000000000000000000002000736f636b6574000000000000000000000000000000000000000000000000280052454a4543540000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007000980000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000feffffff00000000"], 0x358) getsockopt$nfc_llcp(r0, 0x118, 0x2, &(0x7f0000000080)=""/249, 0xf9) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000000200)={0x0, {{0xa, 0x4e24, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0xfffffffd, @dev={0xfe, 0x80, [], 0x14}}}}, 0x108) 19:55:03 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xffffff8c, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:03 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2804, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:03 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000800)=0x16c, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000000100)={0x2, 0x4e23, @local}, 0x10) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0x80, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0xdc00}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) write$binfmt_elf64(r0, &(0x7f0000002300)=ANY=[@ANYRES64], 0x1000001bd) 19:55:03 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(0xffffffffffffffff, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1092.708078] FAT-fs (loop3): bogus number of reserved sectors [ 1092.738161] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1092.744589] FAT-fs (loop4): bogus number of reserved sectors 19:55:03 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ubi_ctrl\x00', 0x121080, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r1, 0x28, 0x2, &(0x7f0000000040)=0x80, 0x8) [ 1092.768776] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1092.873622] FAT-fs (loop4): bogus number of reserved sectors [ 1092.899714] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) socket(0x288c4ec09069de76, 0x800, 0x6) modify_ldt$write(0x1, &(0x7f0000000000)={0x9, 0x20000000, 0x4000, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1}, 0x10) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x199) seccomp(0x0, 0x1, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0xbb99, 0xff, 0x81, 0x7fb}, {0x400, 0x4, 0x1, 0xfffffffa}]}) r1 = syz_open_dev$radio(&(0x7f00000000c0)='/dev/radio#\x00', 0x1, 0x2) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) 19:55:04 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xfffffff5, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1093.016204] FAT-fs (loop3): bogus number of reserved sectors [ 1093.035153] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0x4}, 0x68) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:04 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1093.135282] FAT-fs (loop3): bogus number of reserved sectors [ 1093.158964] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1093.230157] FAT-fs (loop4): bogus number of reserved sectors [ 1093.260580] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1093.286312] audit: type=1800 audit(1570564504.476:470): pid=8263 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17726 res=0 [ 1093.366080] FAT-fs (loop4): bogus number of reserved sectors [ 1093.373354] FAT-fs (loop3): bogus number of reserved sectors [ 1093.387005] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1093.389871] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:04 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, 0x0, 0x0) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:04 executing program 1: r0 = socket(0x80000000000000a, 0x1, 0x4) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f0000000340)=0xffffffffffffff6e) getsockopt$inet_sctp6_SCTP_STATUS(r2, 0x84, 0x75, &(0x7f00000001c0)={r4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f00000000c0)={r4, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x84) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r5, 0x200004) sendfile(r1, r5, 0x0, 0x80001d00c0d0) setsockopt$bt_hci_HCI_FILTER(r5, 0x0, 0x2, &(0x7f0000000000)={0x80000001, 0x400, 0x3, 0x6}, 0x10) 19:55:04 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xfffffff6, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:04 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000300)={0xa, 0x8000002}, 0x1c) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000540)='dctcp\x00', 0x6) sendto$inet6(r0, 0x0, 0x0, 0x20000001, &(0x7f0000b63fe4)={0xa, 0x2}, 0x1c) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000000c0)='bbr\x00', 0x4) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000080)={'lo\x00'}) socket$inet(0x2, 0x0, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000140)={'lo\x00\x00\xe7\xff\x03\x00\x00\x00\x00\x06\x00', 0xfd}) sendto$packet(r0, &(0x7f0000000340), 0xfffffffffffffd72, 0x0, 0x0, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r2, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) [ 1093.529575] FAT-fs (loop3): bogus number of reserved sectors [ 1093.538402] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:04 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1093.664923] FAT-fs (loop4): bogus number of reserved sectors [ 1093.682118] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1093.714510] audit: type=1800 audit(1570564504.906:471): pid=8284 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17727 res=0 19:55:04 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x41, {{0xa, 0x0, 0x0, @empty, 0xffffff6d}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1093.782054] FAT-fs (loop3): bogus number of reserved sectors [ 1093.783905] FAT-fs (loop4): bogus number of reserved sectors [ 1093.812142] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1093.814025] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:05 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xedc000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:05 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4004, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1093.947476] audit: type=1400 audit(1570564505.136:472): avc: denied { map } for pid=8281 comm="syz-executor.2" path=2F616E6F6E5F6875676570616765202864656C6574656429 dev="hugetlbfs" ino=166335 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:hugetlbfs_t:s0 tclass=file permissive=1 [ 1094.107965] FAT-fs (loop4): bogus number of reserved sectors [ 1094.118031] FAT-fs (loop3): bogus number of reserved sectors [ 1094.153014] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1094.183329] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:05 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, 0x0, 0x0) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:05 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x44f6, {{0xa, 0x4e22, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x80000002}}, {{0xa, 0x0, 0xff, @remote}}}, 0x108) 19:55:05 executing program 5: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:05 executing program 2: clone(0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x0, 0x2a, &(0x7f00000000c0)={0x0, {{0x2, 0x0, @dev}}}, 0x84) sendmsg(r0, 0x0, 0x800) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_ifreq(r1, 0x8990, &(0x7f00000000c0)={'bond0\x00\x16@\xea\xff\xff\x80\x00\x00\x02\xff', @ifru_names='bond_slave_1\x00\x00\x00?'}) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_ifreq(r2, 0x8991, &(0x7f00000000c0)={'bond0\x00\x16@\xea\xff\xff\x80\x00\x00\x02\xff', @ifru_names='bond_slave_1\x00'}) ioctl$SG_GET_TIMEOUT(0xffffffffffffffff, 0x2202, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) creat(&(0x7f0000001d40)='./file0\x00', 0x0) bind$alg(r3, &(0x7f0000000940)={0x26, 'hash\x00', 0x0, 0x0, 'vmac64(aes-generic)\x00'}, 0x58) accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, 0x0, 0x0) socketpair(0x0, 0x0, 0x0, &(0x7f0000000800)) setsockopt$ARPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x60, 0x0, 0x0) 19:55:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x1000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1094.790340] FAT-fs (loop3): bogus number of reserved sectors [ 1094.800828] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1094.869450] bond0: Error: Device is in use and cannot be enslaved [ 1094.869621] audit: type=1400 audit(1570564506.066:473): avc: denied { ioctl } for pid=8317 comm="syz-executor.2" path="socket:[166409]" dev="sockfs" ino=166409 ioctlcmd=0x8990 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 19:55:06 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2a, &(0x7f0000000000)={0x7, {{0xa, 0x4e24, 0x0, @mcast1={0xff, 0x7}, 0x6}}, {{0xa, 0x0, 0x0, @ipv4={[], [], @rand_addr=0x80000001}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4104, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1094.920967] bond0: Releasing backup interface bond_slave_1 [ 1094.922802] FAT-fs (loop4): bogus number of reserved sectors [ 1094.978404] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1095.063290] FAT-fs (loop4): bogus number of reserved sectors [ 1095.070562] FAT-fs (loop3): bogus number of reserved sectors [ 1095.086465] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1095.097244] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4204, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1095.358933] FAT-fs (loop4): bogus number of reserved sectors [ 1095.378206] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1095.393948] FAT-fs (loop3): bogus number of reserved sectors [ 1095.438674] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1095.462673] FAT-fs (loop4): bogus number of reserved sectors [ 1095.481272] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:06 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4304, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1095.738191] FAT-fs (loop4): bogus number of reserved sectors [ 1095.757970] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1095.775705] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1095.795290] FAT-fs (loop3): bogus number of reserved sectors [ 1095.828812] bond0: Releasing backup interface bond_slave_1 [ 1095.835730] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:07 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, 0x0, 0x0) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1095.846502] FAT-fs (loop4): bogus number of reserved sectors [ 1095.863700] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xe000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:07 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4404, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1096.095130] FAT-fs (loop4): bogus number of reserved sectors [ 1096.115732] FAT-fs (loop3): bogus number of reserved sectors [ 1096.135101] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1096.137980] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:07 executing program 5: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1096.258128] FAT-fs (loop4): bogus number of reserved sectors [ 1096.276535] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:07 executing program 2: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:07 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4504, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) getsockopt$ARPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x60, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x44) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x4e23, 0x1f, @rand_addr="a406c03992fd0925bae7580978ab9bd4"}}, {{0xa, 0x0, 0x0, @ipv4={[], [], @local}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6b6b6b00000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:07 executing program 5: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1096.478890] audit: type=1800 audit(1570564507.666:474): pid=8380 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17744 res=0 19:55:07 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1096.532563] FAT-fs (loop3): bogus number of reserved sectors [ 1096.558198] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1096.610107] FAT-fs (loop4): bogus number of reserved sectors 19:55:07 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000000)={0x6, {{0xa, 0x1000, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x8, @ipv4={[], [], @multicast2}}}}, 0x108) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) fstat(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setresgid(r2, 0xee01, r3) 19:55:07 executing program 2: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1096.675156] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1096.749037] FAT-fs (loop3): bogus number of reserved sectors [ 1096.754888] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1096.771316] FAT-fs (loop4): bogus number of reserved sectors [ 1096.805881] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:08 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:08 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4604, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:08 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x100000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:08 executing program 1: openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x10000, 0x0) r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1097.023989] FAT-fs (loop3): bogus number of reserved sectors [ 1097.049744] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1097.055777] FAT-fs (loop4): bogus number of reserved sectors 19:55:08 executing program 1: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x3b, &(0x7f00000000c0)=ANY=[@ANYBLOB="0012000000000000093c8df58b1d6a31ea8eee71d84cfa80a73e146ecd84e9c32c8626842ce2f906bba25e74181ff2dc65b9b6738d8bc6f85a01b9ac5c14040101010a00000000000000000000c91000000000000000000000ffffac1414aac910fe8800000000000000000000000001c910fe8000000000000000000000000000aa0710b737088b021f0600bd0300000000000000000000a2a40ecb741c052921d03f595f9d8f68062d872cea5c945f5958238592f6"], 0xa0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1097.083108] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1097.118975] FAT-fs (loop3): bogus number of reserved sectors [ 1097.124927] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:08 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4704, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x200000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:08 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PPPIOCGNPMODE(r1, 0xc008744c, &(0x7f0000000000)={0xfd, 0x1}) [ 1097.345954] FAT-fs (loop3): bogus number of reserved sectors [ 1097.369114] FAT-fs (loop4): bogus number of reserved sectors [ 1097.375068] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1097.388418] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:08 executing program 1: r0 = socket(0x2, 0x2, 0x5) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @loopback}}, {{0xa, 0x0, 0x9, @dev={0xfe, 0x80, [], 0x20}}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) accept4$packet(r3, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14, 0x80800) r4 = open(&(0x7f0000000040)='./file0\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r1, r4, 0x0, 0x80001d00c0d0) write$smack_current(r4, &(0x7f0000000000)='keyring\x00', 0x8) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast2}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:08 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4800, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1097.513417] FAT-fs (loop4): bogus number of reserved sectors [ 1097.528553] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1097.693720] FAT-fs (loop3): bogus number of reserved sectors [ 1097.718622] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1097.775948] FAT-fs (loop3): bogus number of reserved sectors [ 1097.792810] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1097.872380] audit: type=1800 audit(1570564509.066:475): pid=8434 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="file0" dev="sda1" ino=16519 res=0 19:55:09 executing program 2: socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r1, r2, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:09 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x300000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:09 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) [ 1098.108444] FAT-fs (loop4): bogus number of reserved sectors [ 1098.114308] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1098.245496] FAT-fs (loop4): bogus number of reserved sectors [ 1098.252176] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:09 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:09 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4804, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:09 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) set_thread_area(&(0x7f0000000040)={0x5, 0x1000, 0x400, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1}) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @loopback}}, {{0xa, 0x80, 0x0, @ipv4={[], [], @broadcast}}}}, 0x108) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000080)={0x0, @loopback, 0x4e23, 0x2, 'lblc\x00', 0x2, 0x5, 0x36}, 0x2c) r1 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/policy\x00', 0x0, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x4e20, 0x0, @mcast1, 0x100}}, {{0xa, 0x4e20, 0x10000001, @remote, 0x7f}}}, 0x108) syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x2000) accept4$llc(r1, &(0x7f0000000180)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000140)=0x10, 0x100000) 19:55:09 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x400000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1098.718537] IPVS: set_ctl: invalid protocol: 0 127.0.0.1:20003 [ 1098.733470] FAT-fs (loop4): bogus number of reserved sectors [ 1098.737376] FAT-fs (loop3): bogus number of reserved sectors [ 1098.753375] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1098.753423] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1098.863095] FAT-fs (loop4): bogus number of reserved sectors [ 1098.875405] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1098.883203] FAT-fs (loop3): bogus number of reserved sectors [ 1098.890330] IPVS: set_ctl: invalid protocol: 0 127.0.0.1:20003 [ 1098.909139] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:10 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4904, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:10 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:10 executing program 1: r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/status\x00', 0x0, 0x0) write$FUSE_NOTIFY_INVAL_ENTRY(r0, &(0x7f0000000040)={0x24, 0x3, 0x0, {0x6, 0x3, 0x0, '-\x16,'}}, 0x24) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x500000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1099.116444] FAT-fs (loop3): bogus number of reserved sectors [ 1099.132486] FAT-fs (loop4): bogus number of reserved sectors [ 1099.152860] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:10 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f0000000080)={0x3, {{0xa, 0x0, 0x7, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet(0x2, 0x3, 0x0) ioctl$sock_ifreq(r1, 0x891a, &(0x7f0000000040)={'rose0\x00', @ifru_ivalue=0x1ff}) r2 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x248000, 0x0) ioctl$IMDELTIMER(r2, 0x80044941, &(0x7f00000001c0)=0x3) write$sndseq(r2, &(0x7f0000000340)=[{0x6, 0x20, 0x1, 0x4b, @tick=0x2, {0x7e, 0x51}, {0x0, 0x83}, @queue={0x1, {0x8d, 0x49bd}}}], 0x30) [ 1099.171915] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1099.271461] FAT-fs (loop4): bogus number of reserved sectors [ 1099.287998] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:10 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, 0x0) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:10 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4a04, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x600000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1099.659679] FAT-fs (loop4): bogus number of reserved sectors [ 1099.668379] FAT-fs (loop3): bogus number of reserved sectors [ 1099.680921] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1099.703396] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1099.779522] FAT-fs (loop4): bogus number of reserved sectors [ 1099.786996] FAT-fs (loop3): bogus number of reserved sectors [ 1099.797835] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1099.832870] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:11 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:11 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @loopback}}, {{0xa, 0x0, 0x0, @ipv4={[], [], @broadcast}}}}, 0x108) 19:55:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x700000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:11 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4b04, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:11 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x0, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:11 executing program 1: r0 = syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x2, 0x2) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000040)={0x10, 0x401, 0x6, 0x6}, 0x10) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0) ioctl$TCFLSH(r2, 0x540b, 0x1) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1100.059150] FAT-fs (loop4): bogus number of reserved sectors [ 1100.083421] FAT-fs (loop3): bogus number of reserved sectors [ 1100.097319] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1100.118486] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1100.245941] FAT-fs (loop4): bogus number of reserved sectors 19:55:11 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x4c00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1100.287126] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:11 executing program 1: r0 = socket(0xa, 0xa, 0xfd) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) getsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'gretap0\x00', 0x4801}) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0x16}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0xffffff5c) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = syz_genetlink_get_family_id$team(&(0x7f0000000140)='team\x00') r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r9, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r9, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) r10 = socket$nl_route(0x10, 0x3, 0x0) r11 = socket$netlink(0x10, 0x3, 0x0) r12 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r12, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r12, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r11, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r13, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r10, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r13, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) r14 = socket$inet6(0xa, 0x400000000001, 0x0) close(r14) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r14, 0x84, 0xa, 0x0, 0x0) r15 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r15, 0x200004) sendfile(r14, r15, 0x0, 0x80001d00c0d0) getpeername$packet(r15, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f00000001c0)=0x14) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={@dev, @remote, 0x0}, &(0x7f0000000380)=0xc) r18 = socket$nl_route(0x10, 0x3, 0x0) r19 = socket$netlink(0x10, 0x3, 0x0) r20 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r20, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r20, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r19, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r21, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r18, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r21, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) r22 = socket$nl_route(0x10, 0x3, 0x0) r23 = socket$netlink(0x10, 0x3, 0x0) r24 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r24, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r24, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r23, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r25, @ANYBLOB="0000000047ed0000280012000c000100766574680000000018f002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0100008000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r22, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=@newqdisc={0x38, 0x24, 0x507, 0x0, 0x0, {0x0, r25, {}, {0xffff, 0xffff}}, [@TCA_INGRESS_BLOCK={0x8}, @qdisc_kind_options=@q_red={{0x8, 0x1, 'red\x00'}, {0x4}}]}, 0x38}}, 0x0) accept$packet(r0, &(0x7f00000006c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000700)=0x14) sendmsg$TEAM_CMD_OPTIONS_SET(r4, &(0x7f0000000900)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x6001}, 0xc, &(0x7f00000008c0)={&(0x7f0000000740)={0x174, r5, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [{{0x8, 0x1, r9}, {0x44, 0x2, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8}, {0x8, 0x4, r13}}, {0x8}}}]}}, {{0x8, 0x1, r16}, {0x40, 0x2, [{0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0xc, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r17}, {0x44, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x7b}}, {0x8}}}]}}, {{0x8, 0x1, r21}, {0x78, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r25}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8}, {0x8, 0x4, r26}}}]}}]}, 0x174}, 0x1, 0x0, 0x0, 0x44020}, 0xc) 19:55:11 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1100.405208] FAT-fs (loop3): bogus number of reserved sectors [ 1100.449600] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1100.487598] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1100.559736] FAT-fs (loop3): bogus number of reserved sectors [ 1100.591740] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1100.655247] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1100.690390] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1100.723953] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. 19:55:12 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, 0x0) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x800000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:12 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1100.867343] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=8537 comm=syz-executor.1 [ 1100.880787] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1100.952172] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=8534 comm=syz-executor.1 [ 1100.970177] FAT-fs (loop3): bogus number of reserved sectors [ 1100.971331] FAT-fs (loop4): bogus number of reserved sectors [ 1100.993413] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:12 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x0, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:12 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) [ 1101.001382] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1101.020643] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1101.072297] audit: type=1800 audit(1570564512.266:476): pid=8549 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16673 res=0 19:55:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6800, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1101.119531] FAT-fs (loop4): bogus number of reserved sectors [ 1101.152545] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:12 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @empty}}}, 0x108) [ 1101.160172] audit: type=1800 audit(1570564512.286:477): pid=8537 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16673 res=0 19:55:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x900000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1101.276901] FAT-fs (loop3): bogus number of reserved sectors [ 1101.286414] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) socket$inet6_sctp(0xa, 0xa03b1180b205fcb9, 0x84) socket(0xa, 0x80c, 0x4) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4), 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x3, @initdev={0xfe, 0x88, [], 0x4, 0x0}, 0x1}, 0xfffffffffffffe3b) setsockopt$inet6_group_source_req(r1, 0x29, 0x0, &(0x7f0000000200)={0x807, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @rand_addr="fe0c0700e650e504000043fb8100"}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x10, @remote}}}, 0x108) [ 1101.390005] FAT-fs (loop3): bogus number of reserved sectors [ 1101.418459] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1101.430984] FAT-fs (loop4): bogus number of reserved sectors 19:55:12 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x6c00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1101.450412] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:12 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x5e1042, 0x1e) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00000004c0)={0x0, 0x3}, &(0x7f0000000500)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r4, 0x84, 0x72, &(0x7f0000000540)={r5, 0xfffffffa, 0xe41ac138a1c56214}, 0xc) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) recvmsg$kcm(r2, &(0x7f0000000480)={&(0x7f0000000140)=@ipx, 0x80, &(0x7f00000003c0)=[{&(0x7f00000001c0)=""/39, 0x27}, {&(0x7f0000000340)=""/39, 0x27}, {&(0x7f0000000380)=""/48, 0x30}], 0x3, &(0x7f0000000400)=""/94, 0x5e}, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000000)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @local}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) socket(0x0, 0x1, 0x6) [ 1101.611510] FAT-fs (loop3): bogus number of reserved sectors [ 1101.644527] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1101.726166] FAT-fs (loop3): bogus number of reserved sectors [ 1101.760216] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:13 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @empty}}}, 0x108) 19:55:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xa00000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:13 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x8, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:13 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7400, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1101.988706] FAT-fs (loop4): bogus number of reserved sectors [ 1101.994577] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1102.053051] FAT-fs (loop3): bogus number of reserved sectors [ 1102.064983] audit: type=1800 audit(1570564513.246:478): pid=8598 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16897 res=0 [ 1102.094124] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:13 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x0, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:13 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:13 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @empty}}}, 0x108) 19:55:13 executing program 1: r0 = socket(0x4, 0x80000, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0xfffffffffffffd9f) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 1102.133985] FAT-fs (loop4): bogus number of reserved sectors [ 1102.144532] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:13 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @empty}}}, 0x108) 19:55:13 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x7a00, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:13 executing program 1: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) socket$inet6_sctp(0xa, 0x4, 0x84) r1 = open(&(0x7f00000003c0)='./bus\x00', 0x163141, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r1, 0xc10c5541, &(0x7f0000000000)={0x6, 0x3, 0x6, 0x0, 0x0, [], [], [], 0x9, 0x6}) r2 = socket(0x80000000000000a, 0x2, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r6, 0x200004) sendfile(r5, r6, 0x0, 0x80001d00c0d0) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x14, &(0x7f0000000340)=@assoc_value, &(0x7f0000000380)=0x8) sendfile(r3, r4, 0x0, 0x80001d00c0d0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2, 0x11, r3, 0x3) r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r7, 0x84, 0xa, 0x0, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r8, 0x200004) sendfile(r7, r8, 0x0, 0x80001d00c0d0) ioctl$VIDIOC_SUBDEV_QUERY_DV_TIMINGS(r8, 0x80845663, &(0x7f0000000140)) setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x8, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x1, @ipv4={[], [], @initdev={0xac, 0x1e, 0x1, 0x0}}}}}, 0x108) setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0xff91) [ 1102.336834] FAT-fs (loop3): bogus number of reserved sectors [ 1102.347818] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:13 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) socket(0x80000000000000a, 0x2, 0x0) [ 1102.381630] FAT-fs (loop4): bogus number of reserved sectors [ 1102.402811] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1102.438613] FAT-fs (loop3): bogus number of reserved sectors [ 1102.448030] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:13 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xb403, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2200000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:13 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) [ 1102.624152] FAT-fs (loop4): bogus number of reserved sectors [ 1102.653579] FAT-fs (loop3): bogus number of reserved sectors [ 1102.667481] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1102.684105] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1102.786493] FAT-fs (loop3): bogus number of reserved sectors [ 1102.816535] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:14 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x0, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:14 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:14 executing program 1: r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, 0x0, 0x0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) connect$nfc_llcp(r1, &(0x7f0000000400)={0x27, 0x0, 0x1, 0x7, 0x81, 0x8, "f23e59740837a1ee9f2923f12cd2317e27a016036927436ed665a8c264676befded5972bbf4ee96638613ef5406e78f81c7949aeec8390949d0f01f0516aa0", 0x20}, 0x60) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) sendfile(r2, r3, 0x0, 0x80001d00c0d0) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r5, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r4, 0x84, 0x75, &(0x7f00000001c0)={r6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f0000000140)={r6, 0x2, 0x30}, 0xc) r7 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r7, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r7, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r8 = socket$inet6(0xa, 0x400000000001, 0x0) close(r8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, 0x0, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r9, 0x200004) sendfile(r8, r9, 0x0, 0x80001d00c0d0) r10 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r9, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="4028a298", @ANYRES16=r10, @ANYBLOB="00012bbd7000fedbdf25080000001800030014000600fe80000000000000000000000000000f1400020008000900ff7f000008000e004e210000ab3d8a915c7c3e86a40415a6fe430d1b7ea6418d0084f15eab534a75f11787601a90177d457d6d2ba3509c06a23ae99cfaa9d284a0e09b5d15cdd1e6059e0c6f92dd6200661eba522a88cf34948dcb40f55c5d154d04dfcbfd"], 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x0) 19:55:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2300000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:14 executing program 2: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) 19:55:14 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xc401, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:14 executing program 2: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) [ 1103.061279] FAT-fs (loop3): bogus number of reserved sectors [ 1103.067141] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1103.076752] FAT-fs (loop4): bogus number of reserved sectors [ 1103.118421] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:14 executing program 2: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) 19:55:14 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x4e24, 0x0, @remote, 0xfffffffd}}}, 0x108) [ 1103.194942] FAT-fs (loop3): bogus number of reserved sectors [ 1103.206219] FAT-fs (loop4): bogus number of reserved sectors [ 1103.214025] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1103.221334] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:14 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xedc0, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:14 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) 19:55:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2804000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1103.413960] FAT-fs (loop3): bogus number of reserved sectors [ 1103.417689] FAT-fs (loop4): bogus number of reserved sectors [ 1103.440867] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1103.443401] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1103.526822] FAT-fs (loop4): bogus number of reserved sectors [ 1103.538748] FAT-fs (loop3): bogus number of reserved sectors [ 1103.582130] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1103.589419] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:15 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x0, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) syz_open_dev$dspn(&(0x7f0000000000), 0xfe, 0x4000) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x2c00000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:15 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) 19:55:15 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xee25, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:15 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:15 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)) [ 1104.041946] FAT-fs (loop3): bogus number of reserved sectors [ 1104.063783] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:15 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}, 0x2000}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x2fe468b9ea5662cc, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000040)=[@in={0x2, 0x4e22, @local}, @in={0x2, 0x4e24, @rand_addr=0x6}, @in={0x2, 0x4e21, @local}], 0x30) ioctl$UI_SET_RELBIT(r1, 0x40045566, 0xb) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x40000, 0x0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) rt_sigreturn() setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r4, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="1b2717adedf6dc5c66c077", @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x75, &(0x7f00000001c0)={r5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f00000003c0)=ANY=[@ANYRES32=r5, @ANYBLOB="c000000000e2bbc258ddda351ca6e8c00d9ca64ee7c4b8723f9fde407fcbe7477ea640b73623fa89f2fb2f1639ea04dd9ffbe738919c795335d3747c9e593cb59ee1fd2ed57dae17f2cf3d9dc13ea73c70eff6ab83fa8423fe6a514f17ade4ff4044c0732e23420373d73a7fa16e9e30fc50d7167b570effcf23e43a19e1369f806396cc4d43c594a3cb64b8dce854dad87cd450f033b0ed938c2d12c6d515acffafebdfd3541289bba80342e3734b421240130718c5b74f16ff84a585cccede4a35677c4dbc5411d6"], &(0x7f00000001c0)=0xc8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000340)={r6, 0x10000, 0x20}, &(0x7f0000000380)=0xc) 19:55:15 executing program 2: openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) [ 1104.141692] FAT-fs (loop4): bogus number of reserved sectors [ 1104.155104] FAT-fs (loop3): bogus number of reserved sectors [ 1104.170435] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1104.171080] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:15 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) 19:55:15 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xf325, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1104.407554] FAT-fs (loop3): bogus number of reserved sectors [ 1104.427682] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1104.523369] FAT-fs (loop3): bogus number of reserved sectors [ 1104.541707] FAT-fs (loop3): Can't find a valid FAT filesystem 19:55:16 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x0, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket$inet6(0xa, 0x400000000001, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x200004) sendfile(r1, r2, 0x0, 0x80001d00c0d0) dup2(r2, 0xffffffffffffffff) 19:55:16 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3a26000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:16 executing program 2: openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) 19:55:16 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r3, 0x107, 0xd, &(0x7f0000000080)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1f3) dup3(r2, r3, 0x0) write$cgroup_type(r1, &(0x7f0000000200)='threaded\x00', 0x175d900f) 19:55:16 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0xff0f, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:16 executing program 2: openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) [ 1104.938045] FAT-fs (loop3): bogus number of reserved sectors [ 1104.945892] FAT-fs (loop4): bogus number of reserved sectors [ 1104.966394] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1104.984649] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:16 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, 0x0) [ 1105.027562] audit: type=1800 audit(1570564516.216:479): pid=8741 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=17553 res=0 19:55:16 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x20000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:16 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2a, &(0x7f0000000200)={0x7, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @ipv4}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r1 = socket(0x3, 0x80000, 0xec) ioctl$sock_inet6_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000000)) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) accept4(r2, &(0x7f0000000040)=@l2, &(0x7f00000000c0)=0x80, 0x800) [ 1105.077801] FAT-fs (loop4): bogus number of reserved sectors [ 1105.106500] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:16 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x0, 0x51e, @loopback, 0xc7}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:16 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f00000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1105.192115] FAT-fs (loop3): bogus number of reserved sectors [ 1105.198058] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1105.259422] FAT-fs (loop3): bogus number of reserved sectors [ 1105.265360] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1105.331536] FAT-fs (loop4): bogus number of reserved sectors [ 1105.337493] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1105.389012] FAT-fs (loop4): bogus number of reserved sectors [ 1105.394945] FAT-fs (loop4): Can't find a valid FAT filesystem 19:55:17 executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[]}}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000015000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000001d000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, &(0x7f0000000040)="2e360f2b99dc00660f71e0ff0f01c80fe0b41e002e0f01cb0f01cfba4000b860bdef0f58bd00000f01b100000f0118", 0x2f}], 0x1, 0x0, 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000200)={0x20, 0x0, 0x5, {0x4, 0x4, 0x7fff, 0x9}}, 0x20) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x1f], 0x1f004}) ioctl$KVM_RUN(r2, 0xae80, 0x0) epoll_create1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000640)={{{@in=@initdev}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000000c0)=0xe8) setuid(0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) connect(r3, &(0x7f00000004c0)=@rxrpc=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e23, 0x51e, @loopback}}, 0x80) perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x9, 0x0, 0xfa, 0x1f, 0x0, 0x7, 0x8000, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff7, 0x6, @perf_config_ext={0x7b, 0x1000}, 0x20802, 0x0, 0x81, 0xc, 0x0, 0x80, 0x4e77}, 0x0, 0x7, 0xffffffffffffffff, 0x2) 19:55:17 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x404e23, 0x0, @loopback}, 0x1c) setsockopt$inet6_group_source_req(r1, 0x29, 0x2b, &(0x7f0000000200)={0xe2, {{0xa, 0x3, 0x0, @dev={0xfe, 0x80, [], 0x12}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, 0x0, 0x0) ftruncate(0xffffffffffffffff, 0x200004) sendfile(r2, 0xffffffffffffffff, 0x0, 0x80001d00c0d0) getsockopt$inet6_tcp_buf(r2, 0x6, 0xe, &(0x7f0000000340)=""/4096, &(0x7f0000000040)=0x1000) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) ftruncate(r4, 0x200004) sendfile(r3, r4, 0x0, 0x80001d00c0d0) r5 = socket$inet6(0xa, 0x4, 0xfc) close(r5) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, 0x0, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r8, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r8, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback, 0xfffffffe}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f0000001640)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r7, 0x84, 0x75, &(0x7f00000001c0)={r9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}}, &(0x7f0000000140)=0xb0) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f0000000100)=r9, 0x4) ftruncate(r6, 0x2) sendfile(r5, r6, 0x0, 0x80001d00c0d0) r10 = fcntl$dupfd(r3, 0x406, r6) getsockopt$IP_VS_SO_GET_TIMEOUT(r10, 0x0, 0x486, &(0x7f0000000080), &(0x7f00000000c0)=0xc) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(0xffffffffffffffff, 0x800442d4, &(0x7f0000000000)=0x80000000) 19:55:17 executing program 4: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x3f04000000000000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) 19:55:17 executing program 3: syz_mount_image$msdos(&(0x7f0000000440)='msdos\x00', &(0x7f0000000480)='./bus\x00', 0x40000, 0x0, 0x0, 0x0, &(0x7f0000000c00)={[{@fat=@dmask={'dmask'}}]}) [ 1105.907296] FAT-fs (loop4): bogus number of reserved sectors [ 1105.934447] FAT-fs (loop3): bogus number of reserved sectors [ 1105.943869] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1105.963316] FAT-fs (loop3): Can't find a valid FAT filesystem [ 1106.070553] FAT-fs (loop3): bogus number of reserved sectors [ 1106.091106] FAT-fs (loop3): Can't find a valid FAT filesystem