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0x1000}, {&(0x7f00000015c0)="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", 0x1000}, {&(0x7f0000000180)="97f8b8f8b33ce4d44d77c6810510967a105be093d4e2d66358d4c8cd9190272e3eaca937dc24a3325d01b8a7fdcba1856ad80e8dad2d4c83d269d2cf6ba8936e0a77be59b5cc353a4e13d1a46339d56c9dea50ff72510233be0282d8ffb3c3eda9ff0f5176fe", 0x66}, {&(0x7f00000025c0)="bf26cb1fd82fac7bf26a5b9a4623c0485ab7bc69bfce5f29fa3211c6f5ef97d61bc8a3261f3c3568a45d8f0cce03ea7561342b5c5b7014573c4cb405e81cbad37eaa82fc450770049ade7f81604141abd67d014152a0db8df6d8dae45274a0b42daf4aaad96394a3f05766cde6337c90f940915e4fa3c719580e4adbd096ee2f19a0e184be9462f4c1a625", 0x8b}, {&(0x7f0000002680)="b88e8a185f6fe898d01eb2c16c6821e9eee89dd4b1208c854094526b1a39c993276566ac38b77e38fbaa796bf7dbab6156678d3b6fa8ccffcdd2397f07669b4cdf7b3be28a81df085b106c35f20646a81dfc6b", 0x53}, {&(0x7f0000002700)="3e232589aeda773e79c29bd5d25427b48887eb7ee7f5aab23ce2ac6c7342c1ae60cd386cac7b57e8ab031962672eaac2175e21802709f3c465025450e10cd35feefc28c9d934ef4fb0ea861cc808af2e20c8091026bb08df954644fcb7722374ff6b08113c06377a3f328a7aa8bcd28cba855a903cea6d4b55716ce5d27b08e92aac56553b67a2719efb1180d26afd0d4c2eb735612f47cea2974fe77d62ce09e755a3cea7f21b06171fce0c65c493af61be9d6f8fd7dbd828286a3694b233f060a04d1f39ad77e5ead828b93f2e4a7df018992c78d318", 0xd7}], 0x9}, 0x840) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) setsockopt$packet_rx_ring(r6, 0x107, 0x5, &(0x7f00000000c0)=@req={0x1, 0xea87, 0x208, 0x7ff7}, 0x10) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 410.866952][T16395] FAT-fs (loop0): bogus number of reserved sectors [ 410.937091][T16401] IPVS: ftp: loaded support on port[0] = 21 [ 410.963866][T16395] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 411.046082][T16395] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7000000) [ 411.178754][T16395] FAT-fs (loop0): bogus number of reserved sectors [ 411.236660][T16395] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:23 executing program 1: mknod$loop(&(0x7f0000000000)='./file0\x00', 0x0, 0x1) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000040)=@nullb='/dev/nullb0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000080)='ext3\x00', 0x0, 0x0) syz_mount_image$iso9660(0x0, &(0x7f0000000500)='./file0\x00', 0x0, 0xc050787274, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) splice(r0, 0x0, r1, 0x0, 0x180ff, 0x0) mkdirat(r0, &(0x7f00000000c0)='./file0\x00', 0x101) 06:41:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa0, 0x48) [ 411.357835][T16395] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:23 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 411.508001][T16452] EXT4-fs (nullb0): VFS: Can't find ext4 filesystem [ 411.561974][T16463] EXT4-fs (nullb0): VFS: Can't find ext4 filesystem 06:41:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x8000000) 06:41:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa1, 0x48) [ 411.679455][T16470] FAT-fs (loop0): bogus number of reserved sectors [ 411.717950][T16470] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:23 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:23 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x9f, 0x48) [ 411.752487][T16470] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa2, 0x48) 06:41:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_KEY_STATUS(r3, 0xc080661a, &(0x7f0000000100)={{0x3, 0x0, @descriptor="caa52adfa6b3c4fd"}}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r4 = socket(0x11, 0x800000003, 0x0) bind(r4, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r4, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000000)=0x14) r6 = socket(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r6, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000500)=@newqdisc={0x38, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_pie={{0x8, 0x1, 'pie\x00'}, {0xc, 0x2, [@TCA_PIE_ALPHA={0x8}]}}]}, 0x38}}, 0x0) [ 411.915774][T16470] FAT-fs (loop0): bogus number of reserved sectors [ 411.940497][T16470] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$DRM_IOCTL_MODE_SETPROPERTY(r3, 0xc01064ab, &(0x7f00000000c0)={0x7, 0xff, 0x8}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x9000000) 06:41:24 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x5}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 412.035429][T16470] FAT-fs (loop0): Can't find a valid FAT filesystem [ 412.053122][T16496] IPVS: ftp: loaded support on port[0] = 21 06:41:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa3, 0x48) [ 412.306525][T16514] FAT-fs (loop0): bogus number of reserved sectors [ 412.342805][T16514] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xa000000) [ 412.354516][T16514] FAT-fs (loop0): Can't find a valid FAT filesystem [ 412.407252][T16514] FAT-fs (loop0): bogus number of reserved sectors [ 412.415422][T16514] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 412.424631][T16514] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:24 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0xe8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x1) prctl$PR_GET_NAME(0x10, &(0x7f0000000000)=""/2) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast1={0xff, 0x0}}, 0x1c) 06:41:24 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa4, 0x48) [ 412.714801][T16569] FAT-fs (loop0): bogus number of reserved sectors [ 412.747840][T16569] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 412.815031][T16569] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:25 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:25 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xb000000) 06:41:25 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) ioctl$VHOST_SET_VRING_NUM(0xffffffffffffffff, 0x4008af10, &(0x7f0000000000)={0x2}) r1 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r1, 0x9) r2 = socket$netlink(0x10, 0x3, 0x0) dup3(r2, r1, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) ioctl$sock_ifreq(r4, 0x8915, &(0x7f00000000c0)={'veth0\x00', @ifru_flags=0x4000}) r5 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000017000/0x18000)=nil, &(0x7f00000008c0)=[@text16={0x10, &(0x7f0000000140)="f00fc74f906766c7442400010000006766c7442402000000006766c744240600000000670f0114240f22c2baf80c66b8d01a968d66efbafc0c66b8b500000066ef2e99640f0f8200700cbaf80c66b81cb7068166efbafc0cb8aa4feff40f01df0fae060010", 0x65}], 0x1, 0x0, 0x0, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r6, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000004cf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x3], 0x10000, 0x80000}) ioctl$KVM_RUN(r6, 0xae80, 0x0) 06:41:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa5, 0x48) [ 412.868070][T16569] FAT-fs (loop0): bogus number of reserved sectors [ 412.874793][T16569] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 412.885497][T16569] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) r5 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r5, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r5, 0x9) r6 = socket$netlink(0x10, 0x3, 0x0) dup3(r6, r5, 0x0) r7 = dup2(0xffffffffffffffff, r6) syz_kvm_setup_cpu$x86(r7, r3, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x4b, 0x0, 0xfffffffffffffcfd) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:25 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 413.132595][T16596] IPVS: ftp: loaded support on port[0] = 21 06:41:25 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xc000000) 06:41:25 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa4, 0x48) 06:41:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa6, 0x48) [ 413.259162][T16610] FAT-fs (loop0): bogus number of reserved sectors [ 413.273951][T16610] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 413.297533][T16610] FAT-fs (loop0): Can't find a valid FAT filesystem [ 413.432969][T16610] FAT-fs (loop0): bogus number of reserved sectors [ 413.446917][T16610] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 413.501045][T16610] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:25 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:25 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xd000000) 06:41:25 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa5, 0x48) [ 413.765354][T16662] FAT-fs (loop0): bogus number of reserved sectors [ 413.772052][T16662] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 413.783077][T16662] FAT-fs (loop0): Can't find a valid FAT filesystem [ 413.842052][T16662] FAT-fs (loop0): bogus number of reserved sectors [ 413.851029][T16662] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:26 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa7, 0x48) 06:41:26 executing program 1: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) ioctl$int_in(r0, 0x800000c004500a, &(0x7f0000000300)) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f00000001c0)) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ocfs2_control\x00', 0xca00, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r2, &(0x7f0000000140)={0x0, 0xf, &(0x7f0000000100)={&(0x7f0000000180)={0x14, r3, 0x301, 0x0, 0x0, {0x4}}, 0x14}, 0x1, 0xec0}, 0x0) sendmsg$IPVS_CMD_NEW_DAEMON(r1, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0xa4, r3, 0x800, 0x70bd2b, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x46103940}, @IPVS_CMD_ATTR_SERVICE={0x1c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e21}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x45}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x2}, @IPVS_CMD_ATTR_DEST={0x38, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4={[], [], @empty}}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x7b}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x7f}, @IPVS_DEST_ATTR_TUN_PORT={0x6, 0xe, 0x4e22}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}]}, @IPVS_CMD_ATTR_DEST={0x2c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x4}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}]}]}, 0xa4}}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r4+30000000}, 0x0) [ 413.927176][T16662] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:26 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x9}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) fsetxattr(r2, &(0x7f00000000c0)=@random={'btrfs.', '\x8fself(\x00'}, &(0x7f0000000140)='/dev/kvm\x00', 0x9, 0x2) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:26 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xe000000) 06:41:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa8, 0x48) [ 414.123682][T16689] IPVS: ftp: loaded support on port[0] = 21 [ 414.285246][T16702] FAT-fs (loop0): bogus number of reserved sectors [ 414.333707][T16702] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 414.357823][T16702] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:26 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf000000) [ 414.443101][T16702] FAT-fs (loop0): bogus number of reserved sectors [ 414.503633][T16702] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa9, 0x48) 06:41:26 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xa7, 0x48) 06:41:26 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x10000000) [ 414.616248][T16702] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:26 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 414.926996][T16757] FAT-fs (loop0): bogus number of reserved sectors [ 414.933557][T16757] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 414.944037][T16757] FAT-fs (loop0): Can't find a valid FAT filesystem [ 414.997706][T16757] FAT-fs (loop0): bogus number of reserved sectors [ 415.004266][T16757] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 415.025157][T16757] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:27 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xaa, 0x48) 06:41:27 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x11000000) 06:41:27 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) mq_getsetattr(r1, &(0x7f0000000000)={0x9, 0x6, 0x0, 0x2}, &(0x7f00000000c0)) r2 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) r3 = getpid() sched_setscheduler(r3, 0x5, &(0x7f0000000380)) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r4 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000140)=@assoc_value={0x0, 0x839}, 0x8) getpid() setsockopt$inet6_opts(r2, 0x29, 0x37, &(0x7f0000000180)=ANY=[@ANYBLOB="0205000000000000010900000000000000000005020a2a7f184a0d6571b6a6da9b89841cbaa02563bac6e26de9712e75fd00000000000000a3dbddfeec1cadc2d81a21da2771ed93622ff31f26ba0604539f47e960ac0f3946e808c31afe4aac6872700833bf5fd82a0ab8c804878a397379899563fe9b7f839656231a1483f6b108ed6499714b685bd3bee14462a3a2b36be5275577ffd7829f252d4280d44274a9859d4933079964a7e40fbdcdcbd8fd296ef44f7ac763b27c8c0d7a650b94448aa87e89202f5218615a3d3970ae0a22fa2b31c2ebffd87b655c7634583a86f869758fc5720f04e68c4eb5f0087239b60f"], 0x38) ftruncate(r4, 0x200004) sendfile(r0, r4, 0x0, 0x80001d00c0d0) ioctl$FS_IOC_MEASURE_VERITY(r2, 0xc0046686, &(0x7f00000002c0)={0x2, 0xb7, "13b08a40b8a492a59436ff96d43092d6eda005bb20473f7f8dcfbd7cce149a4d87d2fad441f361d8f6ee67e5b2488f3cf50d8d43f40abf3458500bee546e3c9928b299d03e6f0fb0c6e5dec5da07be2732de5198151b003c1241657d67a083defff581a908cf63503981f2469a9f46bd91608e9f3d24a13c4408cf143ed888d98be16a8e7eb905dbdc506841999de3752f66b40491436909299b667b1556b63a7731e66fe7743c0d203f435c178c2e404388cb13099483"}) 06:41:27 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:27 executing program 4: prctl$PR_GET_CHILD_SUBREAPER(0x25) openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prctl$PR_GET_NO_NEW_PRIVS(0x27) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 415.414647][T16782] FAT-fs (loop0): bogus number of FAT structure [ 415.427763][T16782] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 415.439140][T16782] FAT-fs (loop0): Can't find a valid FAT filesystem [ 415.454169][T16793] IPVS: ftp: loaded support on port[0] = 21 06:41:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xab, 0x48) [ 415.538630][T16782] FAT-fs (loop0): bogus number of FAT structure [ 415.558766][T16782] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:27 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x12000000) [ 415.653494][T16782] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:27 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xe}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xac, 0x48) [ 415.911452][T16838] FAT-fs (loop0): invalid media value (0x00) [ 415.939138][T16838] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:28 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 415.970191][T16838] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x13000000) [ 416.055251][T16838] FAT-fs (loop0): invalid media value (0x00) [ 416.065165][T16838] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 416.085781][T16838] FAT-fs (loop0): Can't find a valid FAT filesystem [ 416.133401][T16853] IPVS: ftp: loaded support on port[0] = 21 06:41:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x10}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xad, 0x48) 06:41:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0xb) socket$inet_tcp(0x2, 0x1, 0x0) dup3(0xffffffffffffffff, r5, 0x0) ioctl$VIDIOC_QUERYBUF(r3, 0xc0585609, &(0x7f0000000240)={0x22, 0x2, 0x4, 0x404e0835, 0xd3c, {0x0, 0x2710}, {0x1, 0xf, 0x2, 0x8f, 0x8, 0x2, "7953a6f9"}, 0x8000, 0x0, @offset=0xd8cb, 0x3, 0x0, r5}) ioctl$KVM_PPC_GET_SMMU_INFO(r6, 0x8250aea6, &(0x7f00000002c0)=""/247) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000000)=[@text16={0x10, &(0x7f00000000c0)="65263e660f38826c03ea22971e000f0f2e00001dba3d20ed0f9b71000b2b0fd7f60f209967e57a0f017bf5", 0x2b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 416.319152][T16869] FAT-fs (loop0): bogus number of reserved sectors [ 416.326128][T16869] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 416.336240][T16869] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:28 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@remote, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@broadcast, 0x0, 0x32}, 0x0, @in6, 0x0, 0x0, 0x0, 0x2, 0x0, 0xfffffffd}}, 0xe8) accept$inet6(0xffffffffffffffff, &(0x7f0000000300)={0xa, 0x0, 0x0, @remote}, &(0x7f0000000340)=0x1c) connect$inet6(r0, &(0x7f0000000140)={0xa, 0xffffffffffffffff, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x18}}}, 0x1c) sendmmsg(r0, &(0x7f0000000240), 0x5c3, 0x0) r1 = socket$key(0xf, 0x3, 0x2) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x800, 0x0) sendmsg$key(r1, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[@ANYBLOB="0212000902000000a8a989000000007ba79554354cdddb4e667263a72ff58ab16f88b9663da5668b145e6313c17b22da3c9c9258687a25340b61976cae3a9a9e90785afd31885d362411ef23cd8fef4aa6dac6acb5ded04e543506a3bfffff000000000000649caab8d914916ee79d501a3aa4f0972e376bb9f94c5268f7ff158864d444d4bf66e8d85cc74a0000000000000000000000781f1a3ea4c057bfc8af28e208000000d7fe6e38d2d29be9f11b0000ff7f0000"], 0x10}}, 0x0) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000180)={0x0, ""/146}, 0x9a, 0x2, 0x0) 06:41:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x14000000) 06:41:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xae, 0x48) [ 416.476991][T16869] FAT-fs (loop0): bogus number of reserved sectors [ 416.483840][T16869] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 416.493956][T16869] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x23}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x15000000) [ 416.769542][T16920] FAT-fs (loop0): bogus number of reserved sectors [ 416.782519][T16920] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 416.794114][T16920] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xaf, 0x48) [ 416.865901][T16920] FAT-fs (loop0): bogus number of reserved sectors [ 416.878349][T16920] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 416.890178][T16920] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x48}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 417.214200][T16946] FAT-fs (loop0): bogus number of reserved sectors [ 417.248671][T16946] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 417.297399][T16946] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:29 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x16000000) 06:41:29 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x54000, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r0, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r2, 0x0, r3, 0x0, 0x180ff, 0x0) setsockopt$inet_mtu(r3, 0x0, 0xa, &(0x7f00000000c0)=0x1, 0x4) fchmod(0xffffffffffffffff, 0x8) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fdc000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f00000002c0)="400fc7b3d98aba6a0f3566baf80cb8ca406e8eef66bafc0c66b8714466ef430f23a0fdfd3d0a0000b800780000ba000000000f30c481fc2e9d686e470c66baa000ed65420f796a6a66baf80cb8f3785287ef66bafc0cb00deec74424001d000000c744240200000000ff1c24", 0x6c}], 0x1, 0x46, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) ioctl$KVM_RUN(r1, 0xae80, 0x0) 06:41:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb0, 0x48) [ 417.342982][T16946] FAT-fs (loop0): bogus number of reserved sectors [ 417.352227][T16946] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 417.362043][T16946] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4c}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 417.527325][T16964] IPVS: ftp: loaded support on port[0] = 21 [ 417.609891][T16969] FAT-fs (loop0): bogus number of reserved sectors 06:41:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) splice(r1, 0x0, r2, 0x0, 0x180ff, 0x0) getdents(r1, &(0x7f0000000240)=""/204, 0xcc) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) 06:41:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb1, 0x48) 06:41:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@remote, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@broadcast, 0x0, 0x32}, 0x0, @in6, 0x0, 0x0, 0x0, 0x2, 0x0, 0xfffffffd}}, 0xe8) accept$inet6(0xffffffffffffffff, &(0x7f0000000300)={0xa, 0x0, 0x0, @remote}, &(0x7f0000000340)=0x1c) connect$inet6(r0, &(0x7f0000000140)={0xa, 0xffffffffffffffff, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x18}}}, 0x1c) sendmmsg(r0, &(0x7f0000000240), 0x5c3, 0x0) r1 = socket$key(0xf, 0x3, 0x2) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x800, 0x0) sendmsg$key(r1, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[@ANYBLOB="0212000902000000a8a989000000007ba79554354cdddb4e667263a72ff58ab16f88b9663da5668b145e6313c17b22da3c9c9258687a25340b61976cae3a9a9e90785afd31885d362411ef23cd8fef4aa6dac6acb5ded04e543506a3bfffff000000000000649caab8d914916ee79d501a3aa4f0972e376bb9f94c5268f7ff158864d444d4bf66e8d85cc74a0000000000000000000000781f1a3ea4c057bfc8af28e208000000d7fe6e38d2d29be9f11b0000ff7f0000"], 0x10}}, 0x0) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000180)={0x0, ""/146}, 0x9a, 0x2, 0x0) [ 417.714882][T16969] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 417.772051][T16969] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x17000000) [ 417.882093][T16969] FAT-fs (loop0): bogus number of reserved sectors [ 417.889146][T16969] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 417.899507][T16969] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x60}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb2, 0x48) 06:41:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x18000000) [ 418.283381][T17031] FAT-fs (loop0): bogus number of reserved sectors [ 418.380021][T17031] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 418.461087][T17031] FAT-fs (loop0): Can't find a valid FAT filesystem [ 418.534444][T17031] FAT-fs (loop0): bogus number of reserved sectors [ 418.556026][T17031] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 418.634636][T17031] FAT-fs (loop0): Can't find a valid FAT filesystem [ 418.655009][T17007] debugfs: Directory '17007-6' with parent 'kvm' already present! 06:41:31 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:31 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xaf, 0x48) 06:41:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb3, 0x48) 06:41:31 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x19000000) 06:41:31 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x68}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = syz_open_dev$video4linux(&(0x7f00000000c0)='/dev/v4l-subdev#\x00', 0xe6a, 0x181400) ioctl$VIDIOC_S_OUTPUT(r1, 0xc004562f, &(0x7f0000000140)=0x7) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x4, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r2, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r4, &(0x7f0000000140)={0x0, 0xf, &(0x7f0000000100)={&(0x7f0000000180)={0x14, r5, 0x301, 0x0, 0x0, {0x4}}, 0x14}, 0x1, 0xec0}, 0x0) sendmsg$IPVS_CMD_GET_INFO(r1, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, r5, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2000000}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x24000040}, 0x20004000) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 419.001199][T17068] FAT-fs (loop0): bogus number of reserved sectors [ 419.014065][T17078] IPVS: ftp: loaded support on port[0] = 21 06:41:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb4, 0x48) [ 419.046195][T17068] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 419.081247][T17068] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:31 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb3, 0x48) 06:41:31 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1a000000) [ 419.171244][T17068] FAT-fs (loop0): bogus number of reserved sectors [ 419.182343][T17068] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 419.202520][T17068] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:31 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6c}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb5, 0x48) 06:41:31 executing program 1: bind$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e22, 0x0, @local, 0x1000000}, 0x1c) listen(0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x9, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c) recvfrom$inet6(0xffffffffffffffff, &(0x7f00000001c0)=""/31, 0x1f, 0x0, &(0x7f0000001880)={0xa, 0x0, 0x100, @private1, 0xfffffff8}, 0x1c) syz_open_procfs(0x0, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, 0x0, 0x0) socket$rxrpc(0x21, 0x2, 0xa) sendmsg$NFULNL_MSG_CONFIG(0xffffffffffffffff, 0x0, 0x0) getsockopt$IP6T_SO_GET_ENTRIES(0xffffffffffffffff, 0x29, 0x41, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r1, 0x0, r3, 0x0, 0x180ff, 0x0) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f0000000080)) listen(0xffffffffffffffff, 0x0) shutdown(r0, 0x1) r4 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) sendto$inet6(r4, &(0x7f00000000c0), 0xfffffdda, 0x0, 0x0, 0x30) [ 419.545609][T17130] FAT-fs (loop0): bogus number of reserved sectors [ 419.561685][T17130] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 419.596596][T17130] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:32 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb6, 0x48) 06:41:32 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1b000000) 06:41:32 executing program 4: write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) r0 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r0, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r0, 0x9) r1 = socket$netlink(0x10, 0x3, 0x0) dup3(r1, r0, 0x0) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f0000000240)={0x9c0000, 0x4f, 0x7ff, r0, 0x0, &(0x7f00000001c0)={0xa00966, 0x5, [], @p_u8=&(0x7f0000000140)=0x6}}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0xd8dc0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$VIDIOC_SUBDEV_S_FRAME_INTERVAL(r5, 0xc0305616, &(0x7f00000000c0)={0x0, {0xe, 0x3}}) 06:41:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x74}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:32 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x400000001, 0x70, 0x2005, 0x0, 0x0, 0x0, 0x0, 0x1, 0x8090, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, r0, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, r0, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) r3 = socket$inet(0x2, 0xc, 0x6) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x0, 0x7, 0x5844}, 0x40) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$SCSI_IOCTL_DOORLOCK(r4, 0x5380) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xf0000000000e803) [ 420.026310][T17158] FAT-fs (loop0): bogus number of reserved sectors [ 420.035555][T17158] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 420.044985][T17158] FAT-fs (loop0): Can't find a valid FAT filesystem [ 420.059393][T17166] IPVS: ftp: loaded support on port[0] = 21 06:41:32 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1c000000) [ 420.117219][T17158] FAT-fs (loop0): bogus number of reserved sectors [ 420.130298][T17158] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 420.147636][T17158] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb7, 0x48) 06:41:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7a}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:32 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 420.397109][T17206] IPVS: ftp: loaded support on port[0] = 21 [ 420.469287][T17207] FAT-fs (loop0): bogus number of reserved sectors 06:41:32 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1d000000) [ 420.568964][T17207] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 420.599158][T17207] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb8, 0x48) [ 420.666478][T17207] FAT-fs (loop0): bogus number of reserved sectors [ 420.697861][T17207] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 420.759054][T17207] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:33 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x2400, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) openat$autofs(0xffffffffffffff9c, &(0x7f0000000140)='/dev/autofs\x00', 0x2, 0x0) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$VIDIOC_G_CROP(r3, 0xc014563b, &(0x7f00000000c0)={0x3, {0x3, 0x1, 0xc3, 0x800}}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1e000000) 06:41:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x204}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb9, 0x48) 06:41:33 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb7, 0x48) [ 421.207788][T17272] IPVS: ftp: loaded support on port[0] = 21 [ 421.210579][T17262] FAT-fs (loop0): bogus number of reserved sectors 06:41:33 executing program 1: socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$TIPC_IMPORTANCE(r0, 0x10f, 0x7f, &(0x7f0000000100)=0xffffffff, 0x4) r1 = syz_open_dev$media(&(0x7f0000000200)='/dev/media#\x00', 0x10000, 0x280000) ioctl$SG_GET_ACCESS_COUNT(r1, 0x2289, &(0x7f0000000240)) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r2, 0x0, r3, 0x0, 0x180ff, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r2, 0xc0505405, &(0x7f0000000040)={{0x3, 0x0, 0x1f, 0x2, 0x9931}, 0xffff, 0x9, 0x3}) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) sendmsg$IPSET_CMD_FLUSH(r5, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, 0x4, 0x6, 0x801, 0x0, 0x0, {0x2, 0x0, 0x3}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000080) 06:41:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xba, 0x48) [ 421.340789][T17262] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 421.361403][T17262] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x21000000) [ 421.404456][T17304] tipc: Trying to set illegal importance in message [ 421.434842][T17262] FAT-fs (loop0): bogus number of reserved sectors [ 421.466719][T17262] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 421.498092][T17304] tipc: Trying to set illegal importance in message [ 421.596261][T17262] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:33 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xb9, 0x48) 06:41:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbb, 0x48) 06:41:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x27f}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 421.925513][T17329] FAT-fs (loop0): bogus number of reserved sectors [ 421.971408][T17329] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 421.981927][T17329] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:34 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x26000000) 06:41:34 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f00000007c0)={0x0, 0x70, 0x2e, 0x8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x9, 0xb3}, 0x200, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) ioctl$SNDRV_PCM_IOCTL_READN_FRAMES(r1, 0x80184153, &(0x7f0000000400)={0x0, &(0x7f00000001c0)=[&(0x7f0000000340)="c6474db367999e89486fdf52b105457fd08f72b940f49f10ffcd7c7c59f93da38dd6c86ca5881ac769ad0296e9d39cb068cbdf6ab8f613c87355c53afdf4abd79829eb9b07b883fc9c263340b8468c50cf1b4113675aabf9b30704b0912b02501c6eb26f2e3c575c382c87d7c6eee1ced4dd88a7f15cc6da7b428b9bf600611544721541be917b9b3d1b3e4b1bc536efb9733e8f2d962912f06cff72a80491b682d59f", &(0x7f00000004c0)="0452d0ab3ee8ac21d6842b8ad8ab0d681573a8f5eaa80ec8d9dc1402ca5152884241325258a4c76d85480bf6e7ca0e4e302a82c0f475dec38b73cb1ba950e69aca59e0d61fdb10d3ad77068de56d4e582f8884acf21c5c21973713297f3a2e3dbf2fb673cedf21"]}) r2 = socket$kcm(0x2b, 0x1, 0x0) sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, 0x0, 0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, 0x0, 0x0) getsockname$unix(r0, &(0x7f0000000000), &(0x7f0000000080)=0x6e) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000000240)=""/233) lstat(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$9p_fd(0x0, &(0x7f0000000540)='./file0\x00', &(0x7f0000000580)='9p\x00', 0x200608a, &(0x7f00000008c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX, @ANYBLOB="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", @ANYRESDEC=r3, @ANYBLOB=',obj_type=systemsecurity&bdev,defcontext=unconfined_u,fsuuid=079628c1-5f53-29b0-d0e3-a3468173,fsuuid=0b95d175-effb-e789-193a-f\x0048\fc3c,subj_type=/dev/dlm_plock\x00,rootcontext=root,\x00']) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS(r4, 0xc0406619, &(0x7f0000000180)={{0x0, 0x0, @descriptor="41b1c2a92c523f62"}}) write$cgroup_int(r1, &(0x7f0000000200), 0x43400) openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm_plock\x00', 0x2080, 0x0) 06:41:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbc, 0x48) 06:41:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r3, 0xc0984124, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:34 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 422.073426][T17329] FAT-fs (loop0): bogus number of reserved sectors [ 422.080787][T17329] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 422.092534][T17329] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:34 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x280}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 422.201579][T17348] IPVS: ftp: loaded support on port[0] = 21 06:41:34 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x29000000) 06:41:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbd, 0x48) 06:41:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000040)={'batadv0\x00', 0x0}) r4 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) write$P9_RSETATTR(r5, &(0x7f0000000100)={0x7, 0x1b, 0x2}, 0x7) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000080)={'vlan1\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=@newlink={0x48, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @hsr={{0x8, 0x1, 'hsr\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_HSR_SLAVE1={0x8, 0x1, r6}, @IFLA_HSR_SLAVE2={0x8, 0x2, r3}, @IFLA_HSR_MULTICAST_SPEC={0x5}]}}}]}, 0x48}}, 0x0) [ 422.440879][T17370] FAT-fs (loop0): bogus number of reserved sectors [ 422.514028][T17370] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 422.587888][T17370] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:34 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x2e000000) [ 422.712148][T17370] FAT-fs (loop0): bogus number of reserved sectors [ 422.725603][T17370] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:34 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 422.768504][T17370] FAT-fs (loop0): Can't find a valid FAT filesystem [ 422.863713][T17411] IPVS: ftp: loaded support on port[0] = 21 06:41:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x300}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:35 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x36000000) 06:41:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbe, 0x48) 06:41:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f0000000280)={0xa10000, 0x0, 0x8, 0xffffffffffffffff, 0x0, &(0x7f0000000240)={0x9a0907, 0x6, [], @p_u8=&(0x7f00000001c0)=0x7f}}) ioctl$sock_inet_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={0x0, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x22}}, {0x2, 0x4e21, @empty}, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0xc}}, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x1f, 0x4}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) r4 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20\x00', 0x0, 0x0) ioctl$TUNSETVNETLE(r4, 0x400454dc, &(0x7f0000000140)=0x1) [ 423.111753][T17454] FAT-fs (loop0): bogus number of reserved sectors [ 423.188908][T17454] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 423.264337][T17454] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:35 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbd, 0x48) [ 423.372675][T17454] FAT-fs (loop0): bogus number of reserved sectors [ 423.387621][T17454] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xbf, 0x48) 06:41:35 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x38000000) [ 423.464801][T17454] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x304}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:35 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:35 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc0, 0x48) 06:41:35 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x3e000000) [ 423.781591][T17497] FAT-fs (loop0): bogus number of reserved sectors [ 423.803483][T17497] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 423.808272][T17501] IPVS: ftp: loaded support on port[0] = 21 [ 423.836146][T17497] FAT-fs (loop0): Can't find a valid FAT filesystem [ 423.862630][T17502] IPVS: ftp: loaded support on port[0] = 21 [ 423.947892][T17497] FAT-fs (loop0): bogus number of reserved sectors [ 423.989960][T17497] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 424.045674][T17497] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:36 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3fe}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x40000000) 06:41:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc1, 0x48) 06:41:36 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) ioctl$VIDIOC_QBUF(r3, 0xc058560f, &(0x7f0000000240)={0x4, 0x1, 0x4, 0x20000, 0x7, {}, {0x5, 0x1, 0x1, 0x0, 0x3f, 0x1, "f902dfd3"}, 0x0, 0x4, @offset=0x6, 0x1000, 0x0, r4}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) socket$netlink(0x10, 0x3, 0x2) [ 424.290232][T17557] FAT-fs (loop0): bogus number of reserved sectors [ 424.311683][T17557] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 424.349401][T17557] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x4f000000) [ 424.445918][T17557] FAT-fs (loop0): bogus number of reserved sectors [ 424.452749][T17557] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 424.463579][T17557] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:36 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x402}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc2, 0x48) [ 424.708541][T17600] FAT-fs (loop0): bogus number of reserved sectors [ 424.730635][T17600] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 424.789960][T17600] FAT-fs (loop0): Can't find a valid FAT filesystem [ 424.917001][T17600] FAT-fs (loop0): bogus number of reserved sectors 06:41:37 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x60182300) [ 424.960581][T17600] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 425.003292][T17600] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:37 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc3, 0x48) 06:41:37 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc2, 0x48) 06:41:37 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x403}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:37 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x64000000) 06:41:37 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) syz_emit_ethernet(0x7a, &(0x7f0000000200)={@local, @remote, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "00d106", 0x44, 0x3a, 0x0, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x60]}, @mcast2, {[], @param_prob={0x4, 0x0, 0x0, 0x0, {0x0, 0x6, "7d7aa7", 0x0, 0x0, 0x0, @mcast1, @private2, [@hopopts={0x88}], "3c0e69de6e1cda2a4f031c77"}}}}}}}, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) close(0xffffffffffffffff) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) fsconfig$FSCONFIG_SET_PATH_EMPTY(0xffffffffffffffff, 0x4, &(0x7f0000000140)=']mime_typewlan0$-securityposix_acl_accesswlan1@/', &(0x7f00000001c0)='./file0\x00', 0xffffffffffffffff) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm-control\x00', 0x4080, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000280)='devlink\x00') sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000002700)={0x44, r4, 0x2d, 0x0, 0x0, {0x1d}, [{{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {0x6}}]}, 0x44}}, 0x0) r5 = getpid() prlimit64(r5, 0x0, 0x0, 0x0) 06:41:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc4, 0x48) 06:41:37 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 425.443137][T17642] FAT-fs (loop0): bogus number of reserved sectors [ 425.473959][T17642] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 425.510077][T17650] IPVS: ftp: loaded support on port[0] = 21 [ 425.584138][T17642] FAT-fs (loop0): Can't find a valid FAT filesystem [ 425.636269][T17678] IPVS: ftp: loaded support on port[0] = 21 06:41:37 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x65000000) [ 425.741155][T17642] FAT-fs (loop0): bogus number of reserved sectors [ 425.770523][T17642] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 425.878269][T17642] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc5, 0x48) 06:41:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x404}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x66000000) [ 426.183311][T17726] FAT-fs (loop0): bogus number of reserved sectors [ 426.241512][T17726] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:38 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc6, 0x48) [ 426.336094][T17668] debugfs: Directory '17668-4' with parent 'kvm' already present! [ 426.369795][T17726] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x67000000) 06:41:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_LOG_STATUS(0xffffffffffffffff, 0x5646, 0x0) sendmsg$NL80211_CMD_NEW_INTERFACE(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x14, r4, 0x405, 0x0, 0x0, {0x7e}}, 0x14}}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 426.504912][T17726] FAT-fs (loop0): bogus number of reserved sectors [ 426.539399][T17726] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 426.614696][T17726] FAT-fs (loop0): Can't find a valid FAT filesystem [ 426.627713][T17755] IPVS: ftp: loaded support on port[0] = 21 06:41:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x405}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x78596202) 06:41:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc7, 0x48) 06:41:39 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc0, 0x48) [ 426.905293][T17800] FAT-fs (loop0): bogus number of reserved sectors [ 426.911836][T17800] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 426.944333][T17800] FAT-fs (loop0): Can't find a valid FAT filesystem [ 427.001364][T17779] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 427.002793][T17800] FAT-fs (loop0): bogus number of reserved sectors [ 427.112304][T17800] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:39 executing program 1: keyctl$instantiate(0xc, 0x0, &(0x7f0000000100)=ANY=[], 0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x10, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x1000000000000000}, 0x0, 0x0, 0x1, 0x0, 0x4786}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000580)={0x0, {0x2, 0x4e21, @dev}, {0x2, 0x4e22, @remote}, {0x2, 0x4e28, @multicast2}, 0x1b6, 0x0, 0x0, 0x0, 0x1f}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0xfd, 0x0, 0x2, 0x46a}) syz_open_dev$media(&(0x7f0000000040)='/dev/media#\x00', 0x97bd, 0xa4000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(0xffffffffffffffff, 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(0xffffffffffffffff, 0x0, 0x48f, &(0x7f0000001240)={0x2e, @broadcast, 0x4e20, 0x0, 'none\x00', 0x17, 0x7, 0x5b}, 0x2c) r3 = dup3(r1, 0xffffffffffffffff, 0x80000) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) r4 = socket$inet(0x2, 0x4000000805, 0x0) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = dup3(r4, r5, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000000240)=[@in6={0xa, 0x4e1f, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}], 0x1c) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000100)={0x0, 0x40000000}, &(0x7f0000000280)=0xc) sendto$inet(r6, &(0x7f0000000000)="cf", 0x0, 0x0, &(0x7f00006f7000)={0x2, 0x0, @rand_addr=0x64010101}, 0x10) sendto$inet(r5, &(0x7f00003cef9f)='7', 0x1, 0xf103, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000600)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000a8a000)=0x2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x7a, &(0x7f000059aff8)={0x0, 0x7}, &(0x7f000034f000)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) [ 427.156012][T17800] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7c0f0000) 06:41:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x406}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc8, 0x48) [ 427.428875][T17837] FAT-fs (loop0): bogus number of reserved sectors [ 427.448873][T17837] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 427.461932][T17837] FAT-fs (loop0): Can't find a valid FAT filesystem [ 427.530058][T17837] FAT-fs (loop0): bogus number of reserved sectors [ 427.539963][T17779] debugfs: Directory '17779-4' with parent 'kvm' already present! [ 427.554764][T17837] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 427.558999][T17852] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 427.583451][T17779] syz-executor.4 (17779) used greatest stack depth: 22336 bytes left 06:41:39 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc9, 0x48) 06:41:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x80040000) [ 427.664375][T17837] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:39 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$sock_inet_SIOCGARP(0xffffffffffffffff, 0x8954, &(0x7f0000000240)={{0x2, 0x4e24, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x6, @dev={[], 0x38}}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, 'wg1\x00'}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x407}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xca, 0x48) 06:41:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xa9000000) [ 427.959618][T17873] IPVS: ftp: loaded support on port[0] = 21 [ 428.028217][T17882] FAT-fs (loop0): bogus number of reserved sectors [ 428.101968][T17882] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 428.166433][T17882] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xd8100000) [ 428.287658][T17882] FAT-fs (loop0): bogus number of reserved sectors [ 428.337851][T17882] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 428.371847][T17882] FAT-fs (loop0): Can't find a valid FAT filesystem [ 428.633220][T17867] debugfs: Directory '17867-4' with parent 'kvm' already present! 06:41:40 executing program 1: keyctl$instantiate(0xc, 0x0, &(0x7f0000000100)=ANY=[], 0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x10, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x1000000000000000}, 0x0, 0x0, 0x1, 0x0, 0x4786}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000580)={0x0, {0x2, 0x4e21, @dev}, {0x2, 0x4e22, @remote}, {0x2, 0x4e28, @multicast2}, 0x1b6, 0x0, 0x0, 0x0, 0x1f}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0xfd, 0x0, 0x2, 0x46a}) syz_open_dev$media(&(0x7f0000000040)='/dev/media#\x00', 0x97bd, 0xa4000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(0xffffffffffffffff, 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(0xffffffffffffffff, 0x0, 0x48f, &(0x7f0000001240)={0x2e, @broadcast, 0x4e20, 0x0, 'none\x00', 0x17, 0x7, 0x5b}, 0x2c) r3 = dup3(r1, 0xffffffffffffffff, 0x80000) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) r4 = socket$inet(0x2, 0x4000000805, 0x0) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = dup3(r4, r5, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000000240)=[@in6={0xa, 0x4e1f, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}], 0x1c) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000100)={0x0, 0x40000000}, &(0x7f0000000280)=0xc) sendto$inet(r6, &(0x7f0000000000)="cf", 0x0, 0x0, &(0x7f00006f7000)={0x2, 0x0, @rand_addr=0x64010101}, 0x10) sendto$inet(r5, &(0x7f00003cef9f)='7', 0x1, 0xf103, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000600)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000a8a000)=0x2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x7a, &(0x7f000059aff8)={0x0, 0x7}, &(0x7f000034f000)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) 06:41:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcb, 0x48) 06:41:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x408}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xe8030000) [ 428.916624][T17950] FAT-fs (loop0): bogus number of reserved sectors [ 428.944567][T17950] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 428.976862][T17950] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:41 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:41:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = socket$nl_sock_diag(0x10, 0x3, 0x4) fgetxattr(r1, &(0x7f00000000c0)=@random={'os2.', '+}vmnet1-#wlan0\xcd/}securityeth1\x00'}, &(0x7f0000000240)=""/209, 0xd1) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r2, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r4, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000300)=[@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, &(0x7f0000000180)=0x10) r5 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f0000000340)={r6, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x5, 0x326}, 0x9c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000140)={r6, 0x8}, 0x8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r3, 0xae9a) ioctl$KVM_RUN(r3, 0xae80, 0x0) 06:41:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcc, 0x48) 06:41:41 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf0ffffff) [ 429.107623][T17950] FAT-fs (loop0): bogus number of reserved sectors [ 429.141401][T17950] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 429.209837][T17950] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:41 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x409}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:41 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf2ffffff) 06:41:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcd, 0x48) [ 429.356270][T17987] IPVS: ftp: loaded support on port[0] = 21 [ 429.468823][T17992] FAT-fs (loop0): bogus number of reserved sectors [ 429.529233][T17992] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 429.611816][T17992] FAT-fs (loop0): Can't find a valid FAT filesystem [ 429.696003][T17992] FAT-fs (loop0): bogus number of reserved sectors [ 429.715578][T17992] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 429.741845][T17992] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf3ffffff) [ 429.926514][T17969] debugfs: Directory '17969-5' with parent 'kvm' already present! 06:41:42 executing program 1: keyctl$instantiate(0xc, 0x0, &(0x7f0000000100)=ANY=[], 0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x10, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x1000000000000000}, 0x0, 0x0, 0x1, 0x0, 0x4786}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000580)={0x0, {0x2, 0x4e21, @dev}, {0x2, 0x4e22, @remote}, {0x2, 0x4e28, @multicast2}, 0x1b6, 0x0, 0x0, 0x0, 0x1f}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0xfd, 0x0, 0x2, 0x46a}) syz_open_dev$media(&(0x7f0000000040)='/dev/media#\x00', 0x97bd, 0xa4000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(0xffffffffffffffff, 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(0xffffffffffffffff, 0x0, 0x48f, &(0x7f0000001240)={0x2e, @broadcast, 0x4e20, 0x0, 'none\x00', 0x17, 0x7, 0x5b}, 0x2c) r3 = dup3(r1, 0xffffffffffffffff, 0x80000) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) r4 = socket$inet(0x2, 0x4000000805, 0x0) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = dup3(r4, r5, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000000240)=[@in6={0xa, 0x4e1f, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}], 0x1c) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000100)={0x0, 0x40000000}, &(0x7f0000000280)=0xc) sendto$inet(r6, &(0x7f0000000000)="cf", 0x0, 0x0, &(0x7f00006f7000)={0x2, 0x0, @rand_addr=0x64010101}, 0x10) sendto$inet(r5, &(0x7f00003cef9f)='7', 0x1, 0xf103, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000600)=ANY=[@ANYBLOB="02250a00fb805164a55294156532a3e9fcfbc273eaf415535b06608e1554c1be1c3149f4cffe3f3c8c4f9a25f474b641dc34c79751af082d2f83b46230b7a7dac51a86feee79e8545bd8009a5497040000000000006011107a423db4a7b76d000000000000000000000000000000d56b494624161dba509f3f069635e1d59b669e87af912a57d75c106f99b4f857dad48af81481d38a6a7b1ab5405ba094375aec9f661afb3ff824c6506633082ad97fb801703dcd1621feec15f86231755255691dbef0fda781a7b68b7a06b30a5dc0b4be66322af547c86ceee550c9f874029a09a67a26518fbc025c2aca252dd98ef3a2c78a285c7e9dfad4c583e55e791420483d4a8bf7c905e6f6f2f3be6738673dc07941349171065ce7a18226ad2d5670b3176c030000006551b6653a576b5200cef1b34994737d225410fe74bedc6548281d0ae5eeeb7b0b22024f4bc2bbb49110efc87f000ff6ae4db53ee7393c871c4931917057d005002b76649efccbf13b7fb6eed84383eaeab8de4d4b7fb4f2f20a99686f97f3fc2a4b4b61eaf38939fa0e76525344eff9dc853e9b24190f374c7e4454ad834914b95e81b7a52e2151e0ad52cfe7", @ANYRES32=0x0], &(0x7f0000a8a000)=0x2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x7a, &(0x7f000059aff8)={0x0, 0x7}, &(0x7f000034f000)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) 06:41:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xce, 0x48) 06:41:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x40a}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x1c, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xfee00000) 06:41:42 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) [ 430.544392][T18066] FAT-fs (loop0): bogus number of reserved sectors [ 430.545930][T18065] IPVS: ftp: loaded support on port[0] = 21 [ 430.601008][T18066] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcf, 0x48) 06:41:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffff0f00) [ 430.717828][T18066] FAT-fs (loop0): Can't find a valid FAT filesystem [ 430.797950][T18066] FAT-fs (loop0): bogus number of reserved sectors [ 430.868378][T18066] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffff8000) [ 430.945003][T18066] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd0, 0x48) 06:41:43 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x40b}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xfffffff0) [ 431.274775][T18138] FAT-fs (loop0): bogus number of reserved sectors [ 431.290420][T18138] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 431.313640][T18138] FAT-fs (loop0): Can't find a valid FAT filesystem [ 431.429346][T18138] FAT-fs (loop0): bogus number of reserved sectors [ 431.456422][T18138] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 431.552515][T18138] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:44 executing program 1: keyctl$instantiate(0xc, 0x0, &(0x7f0000000100)=ANY=[], 0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x10, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x2, 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, 0x1000000000000000}, 0x0, 0x0, 0x1, 0x0, 0x4786}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000580)={0x0, {0x2, 0x4e21, @dev}, {0x2, 0x4e22, @remote}, {0x2, 0x4e28, @multicast2}, 0x1b6, 0x0, 0x0, 0x0, 0x1f}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0xfd, 0x0, 0x2, 0x46a}) syz_open_dev$media(&(0x7f0000000040)='/dev/media#\x00', 0x97bd, 0xa4000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(0xffffffffffffffff, 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(0xffffffffffffffff, 0x0, 0x48f, &(0x7f0000001240)={0x2e, @broadcast, 0x4e20, 0x0, 'none\x00', 0x17, 0x7, 0x5b}, 0x2c) r3 = dup3(r1, 0xffffffffffffffff, 0x80000) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) r4 = socket$inet(0x2, 0x4000000805, 0x0) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = dup3(r4, r5, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000000240)=[@in6={0xa, 0x4e1f, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}], 0x1c) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000100)={0x0, 0x40000000}, &(0x7f0000000280)=0xc) sendto$inet(r6, &(0x7f0000000000)="cf", 0x0, 0x0, &(0x7f00006f7000)={0x2, 0x0, @rand_addr=0x64010101}, 0x10) sendto$inet(r5, &(0x7f00003cef9f)='7', 0x1, 0xf103, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000600)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000a8a000)=0x2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x7a, &(0x7f000059aff8)={0x0, 0x7}, &(0x7f000034f000)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, 0x0, 0x0) 06:41:44 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xfffffff2) 06:41:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd1, 0x48) 06:41:44 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, &(0x7f0000000000)) 06:41:44 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x40c}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x14c02, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) close(0xffffffffffffffff) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) ioctl$VIDIOC_DQBUF(0xffffffffffffffff, 0xc0585611, &(0x7f0000000340)={0x0, 0x7, 0x4, 0x80000, 0x81, {}, {0x1, 0x1, 0x3f, 0x7a, 0x0, 0x1, "e5ec3bd9"}, 0x1ff, 0x2, @planes=&(0x7f00000001c0)={0xfffffffd, 0x4, @fd, 0xf3}, 0xfff, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MAP_BUFS(r3, 0xc0186419, &(0x7f0000000540)={0x1, &(0x7f00000003c0)=""/18, &(0x7f0000000500)=[{0xfffffffb, 0xf8, 0x5c3, &(0x7f0000000400)=""/248}]}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) r5 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r5, &(0x7f0000000000/0x13000)=nil, 0x4000) shmctl$SHM_STAT_ANY(r5, 0xf, &(0x7f0000000240)=""/236) ioctl$HIDIOCGFLAG(r4, 0x8004480e, &(0x7f00000000c0)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 431.950886][T18170] IPVS: ftp: loaded support on port[0] = 21 [ 431.974608][T18173] FAT-fs (loop0): bogus number of reserved sectors 06:41:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd2, 0x48) [ 432.052429][T18173] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 432.144078][T18173] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:44 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xfffffff3) 06:41:44 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x40d}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd3, 0x48) [ 432.388484][T18219] FAT-fs (loop0): bogus number of reserved sectors [ 432.409660][T18219] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 432.518038][T18219] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:44 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7ff0e3697700) 06:41:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd4, 0x48) [ 432.674857][T18219] FAT-fs (loop0): bogus number of reserved sectors [ 432.693103][T18219] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 432.742005][T18219] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:45 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcc, 0x48) 06:41:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) newfstatat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240), 0x100) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) bpf$BPF_PROG_QUERY(0x10, &(0x7f00000001c0)={r3, 0xd, 0x1, 0x1, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) 06:41:45 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x500}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:45 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, &(0x7f0000000000)) 06:41:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd5, 0x48) 06:41:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xe0fe00000000) [ 433.062008][T18262] FAT-fs (loop0): bogus number of reserved sectors 06:41:45 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xcc, 0x48) [ 433.115003][T18262] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 433.118447][T18272] IPVS: ftp: loaded support on port[0] = 21 [ 433.151931][T18262] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x4000000000000) [ 433.234426][T18262] FAT-fs (loop0): bogus number of reserved sectors [ 433.240982][T18262] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 433.259538][T18262] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd6, 0x48) 06:41:45 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x504}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:45 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc9, 0x48) [ 433.461097][T18310] FAT-fs (loop0): bogus number of reserved sectors [ 433.559614][T18310] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xc000000000000) 06:41:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd7, 0x48) [ 433.636451][T18310] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:45 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_LOG_STATUS(0xffffffffffffffff, 0x5646, 0x0) sendmsg$NL80211_CMD_NEW_INTERFACE(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x14, r4, 0x405, 0x0, 0x0, {0x7e}}, 0x14}}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 433.716125][T18310] FAT-fs (loop0): bogus number of reserved sectors [ 433.727089][T18310] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 433.745457][T18310] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) setsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f00000000c0)=0x72, 0x4) pipe(&(0x7f0000000040)={0xffffffffffffffff}) socket$inet_udp(0x2, 0x2, 0x0) close(r0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000000)="66b9c70a000066b80a00000066ba000000000f30dfc93e9a00000e00b81d000f00d8653e36660faeb431390f090f060fe731ea000014010f06", 0x39}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(r6, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x59, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:45 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, &(0x7f0000000000)) 06:41:46 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x600}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 433.922057][T18345] IPVS: ftp: loaded support on port[0] = 21 06:41:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x10000000000000) 06:41:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd8, 0x48) [ 434.081260][T18357] FAT-fs (loop0): bogus number of reserved sectors [ 434.108458][T18339] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 434.124990][T18357] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 434.212896][T18357] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x77040000000000) [ 434.364454][T18357] FAT-fs (loop0): bogus number of reserved sectors [ 434.383004][T18357] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 434.415299][T18357] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:46 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x604}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xd9, 0x48) 06:41:46 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xc8, 0x48) 06:41:47 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7769e3f07f0000) [ 434.845667][T18405] FAT-fs (loop0): bogus number of reserved sectors [ 434.900216][T18405] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r3, @ANYBLOB="00000000000000000800c477368901ad00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r5, &(0x7f0000000600), 0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(r5, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r6, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f00000003c0)={0x340, 0x0, 0x10, 0x70bd27, 0x25dfdbfb, {}, [{{0x8}, {0xf4, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0xbbe}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0xff}}}]}}, {{0x8}, {0x228, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0xfffffffb}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0xcc27}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0x8001}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8, 0x6, r3}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0xbc3}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x7ff}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r6}}}]}}]}, 0x340}, 0x1, 0x0, 0x0, 0x20000040}, 0x40) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:47 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/tcp6\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x400000000001, 0x0) bind$inet6(r4, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) sendto$inet6(r4, 0x0, 0x0, 0x34004018, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r5 = open(&(0x7f0000000100)='./bus\x00', 0x141042, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) timerfd_gettime(0xffffffffffffffff, 0x0) ftruncate(r5, 0x7e) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, 0x0, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, 0x0, 0x0) keyctl$chown(0x4, 0x0, 0x0, 0x0) write$P9_RSTATu(0xffffffffffffffff, 0x0, 0x0) sendmsg$NL80211_CMD_GET_MESH_CONFIG(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000180)={0x0}}, 0x0) getgid() sendmsg$TIPC_CMD_GET_REMOTE_MNG(0xffffffffffffffff, 0x0, 0x0) lsetxattr$system_posix_acl(0x0, 0x0, 0x0, 0xffffffffffffff76, 0x0) fstat(0xffffffffffffffff, 0x0) timerfd_gettime(0xffffffffffffffff, 0x0) stat(0x0, 0x0) gettid() getpgid(0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) ftruncate(r4, 0xffffffffffffffff) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00000000c0)=0x7, 0x8000fffffff8) preadv(r0, &(0x7f0000000000), 0x0, 0x9) 06:41:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xda, 0x48) [ 435.017870][T18405] FAT-fs (loop0): Can't find a valid FAT filesystem [ 435.150242][T18405] FAT-fs (loop0): bogus number of reserved sectors [ 435.170018][T18405] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 435.194415][T18405] FAT-fs (loop0): Can't find a valid FAT filesystem [ 435.213173][T18431] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. 06:41:47 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:41:47 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x700}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:47 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x80ffff00000000) 06:41:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r3, 0xc0045540, &(0x7f00000000c0)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KIOCSOUND(r4, 0x4b2f, 0x9) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:47 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/tcp6\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x400000000001, 0x0) bind$inet6(r4, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) sendto$inet6(r4, 0x0, 0x0, 0x34004018, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r5 = open(&(0x7f0000000100)='./bus\x00', 0x141042, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) timerfd_gettime(0xffffffffffffffff, 0x0) ftruncate(r5, 0x7e) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, 0x0, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, 0x0, 0x0) keyctl$chown(0x4, 0x0, 0x0, 0x0) write$P9_RSTATu(0xffffffffffffffff, 0x0, 0x0) sendmsg$NL80211_CMD_GET_MESH_CONFIG(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000180)={0x0}}, 0x0) getgid() sendmsg$TIPC_CMD_GET_REMOTE_MNG(0xffffffffffffffff, 0x0, 0x0) lsetxattr$system_posix_acl(0x0, 0x0, 0x0, 0xffffffffffffff76, 0x0) fstat(0xffffffffffffffff, 0x0) timerfd_gettime(0xffffffffffffffff, 0x0) stat(0x0, 0x0) gettid() getpgid(0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) ftruncate(r4, 0xffffffffffffffff) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00000000c0)=0x7, 0x8000fffffff8) preadv(r0, &(0x7f0000000000), 0x0, 0x9) 06:41:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xdb, 0x48) [ 435.635223][T18458] FAT-fs (loop0): bogus number of reserved sectors [ 435.642031][T18458] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 435.699960][T18466] IPVS: ftp: loaded support on port[0] = 21 06:41:48 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x100000000000000) 06:41:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xdc, 0x48) [ 435.813016][T18458] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:48 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) [ 435.923679][T18458] FAT-fs (loop0): bogus number of reserved sectors [ 435.940913][T18458] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 436.058554][T18458] FAT-fs (loop0): Can't find a valid FAT filesystem [ 436.089940][T18505] debugfs: Directory 'vcpu0' with parent '18505-7' already present! 06:41:48 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x704}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xdd, 0x48) 06:41:48 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:41:48 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x100008000000000) 06:41:48 executing program 4: ioctl$USBDEVFS_SUBMITURB(0xffffffffffffffff, 0x8038550a, &(0x7f0000000040)=@urb_type_interrupt={0x1, {0xb, 0x1}, 0x20, 0xc0, &(0x7f00000002c0)="d6db7e88091423185e565ce27df28877ab756062a1d4776db00aba317634dab1bc87e770a4fb176dc71acc800e362ed86f400cfe2c6e93f2c32a90cac584d1f085dfdf4ba1bd9495ba76a0fbdddcc4472ea17c037a6724cbe6b57beda794341d0ff948001a567b1d56766d7e34c6ad76e07a6c42c8af35add4d74693e75b812919aa3eda62f4250ffa083950206fff86de34a3407a3156e36b2f79ff3571d202e8000984a6219e8b6404127aaee25d8b504c51d2ba0805048afa9419380e3ed71dfd273b4c11e2a7a7d1ab8470a508f4eb58511b266821c01afeea334f63e70969a764112ee9a64422bb7afef673bd", 0xef, 0x1, 0xa30c, 0x0, 0x8, 0x9, &(0x7f00000003c0)="edeceb6d9edbf20e60f6b916e33b0e263d06e62ef98d7bd0ecd8e0dd4170116f46aba43dbb71690497e8c1e6db75ec850a907fde57174cd23673aa2e0f3328e51de25c40091090fb922c5fb7b2b3515985176250d1406a91df70d8affaa496a5fe6c58c2532821bcd787c219f4da5ea8bde88eb8205e79bf1f76ca410165313385b0097a421429"}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = openat$nvram(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nvram\x00', 0x640040, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ubi_ctrl\x00', 0x300, 0x0) ioctl$TIOCSIG(r2, 0x40045436, 0x17) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000240)="65260f30f3430fc7b20000000064420f788e032f2ed9c4a13f7c8200000080c482c99a9a00800000c4a3256c6d0fae4a0fae494ab9800000c00f3235008000000f3026363e0f01f7", 0x4c}], 0x46, 0x3, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000000140)=0x7, 0x4) [ 436.454438][T18533] FAT-fs (loop0): bogus number of reserved sectors [ 436.480008][T18533] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 436.572298][T18533] FAT-fs (loop0): Can't find a valid FAT filesystem [ 436.606885][T18540] IPVS: ftp: loaded support on port[0] = 21 06:41:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xde, 0x48) 06:41:48 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x748}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:48 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x200000000000000) 06:41:49 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) [ 436.971394][T18575] FAT-fs (loop0): bogus number of reserved sectors [ 437.008464][T18575] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 437.114085][T18575] FAT-fs (loop0): Can't find a valid FAT filesystem [ 437.197468][T18575] FAT-fs (loop0): bogus number of reserved sectors [ 437.216019][T18575] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xdf, 0x48) 06:41:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x300000000000000) [ 437.246426][T18586] debugfs: Directory 'vcpu0' with parent '18586-7' already present! [ 437.258050][T18575] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) openat$nvram(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nvram\x00', 0x400100, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x804}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x400000000000000) [ 437.604956][T18623] FAT-fs (loop0): bogus number of reserved sectors [ 437.617163][T18623] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 437.647199][T18623] FAT-fs (loop0): Can't find a valid FAT filesystem [ 437.762033][T18623] FAT-fs (loop0): bogus number of reserved sectors [ 437.776689][T18623] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 437.840678][T18623] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:55 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:41:55 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x500000000000000) 06:41:55 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe0, 0x48) 06:41:55 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8d0}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:55 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) 06:41:55 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x5, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x4e20, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x8}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r4, 0xc0096616, &(0x7f00000000c0)=ANY=[@ANYBLOB="a92915"]) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 443.478641][T18702] IPVS: ftp: loaded support on port[0] = 21 [ 443.508252][T18694] FAT-fs (loop0): bogus number of reserved sectors [ 443.609279][T18699] debugfs: Directory 'vcpu0' with parent '18699-7' already present! [ 443.611077][T18694] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:55 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x600000000000000) [ 443.651786][T18694] FAT-fs (loop0): Can't find a valid FAT filesystem [ 443.711740][T18694] FAT-fs (loop0): bogus number of reserved sectors [ 443.738066][T18694] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe1, 0x48) [ 443.810700][T18694] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:56 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8d1}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:56 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x700000000000000) [ 444.244487][T18757] FAT-fs (loop0): bogus number of reserved sectors [ 444.253678][T18696] debugfs: Directory '18696-4' with parent 'kvm' already present! 06:41:56 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:41:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe2, 0x48) 06:41:56 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) [ 444.297697][T18757] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 444.322266][T18757] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:56 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$USBDEVFS_DISCONNECT_CLAIM(r3, 0x8108551b, &(0x7f0000000240)={0x9, 0x2, "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"}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 444.472779][T18757] FAT-fs (loop0): bogus number of reserved sectors [ 444.493809][T18757] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 444.506253][T18757] FAT-fs (loop0): Can't find a valid FAT filesystem [ 444.579995][T18781] debugfs: Directory 'vcpu0' with parent '18781-7' already present! [ 444.604711][T18783] IPVS: ftp: loaded support on port[0] = 21 06:41:56 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x900}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:56 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x800000000000000) 06:41:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe3, 0x48) [ 444.926005][T18810] FAT-fs (loop0): bogus number of reserved sectors 06:41:57 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x900000000000000) [ 445.001893][T18810] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 445.041894][T18810] FAT-fs (loop0): Can't find a valid FAT filesystem [ 445.098103][T18810] FAT-fs (loop0): bogus number of reserved sectors [ 445.112673][T18810] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 445.153475][T18810] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:57 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x904}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:57 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe2, 0x48) 06:41:57 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xa00000000000000) 06:41:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe4, 0x48) [ 445.563312][T18856] FAT-fs (loop0): bogus number of reserved sectors [ 445.569870][T18856] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 445.730580][T18856] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:58 executing program 5: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) 06:41:58 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) 06:41:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe5, 0x48) 06:41:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r5, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[@ANYRES32=r3, @ANYRESOCT], 0x1000000c8) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x62, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0xfffffe01, 0x0, 0x0, 0xffffff68) r6 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r7) setuid(r7) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r8, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_NMI(r8, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:58 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xb00000000000000) 06:41:58 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 446.358362][T18894] FAT-fs (loop0): bogus number of reserved sectors [ 446.452704][T18894] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe6, 0x48) [ 446.532755][T18904] debugfs: Directory 'vcpu0' with parent '18904-7' already present! [ 446.548390][T18894] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:58 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xc00000000000000) [ 446.639073][T18894] FAT-fs (loop0): bogus number of reserved sectors [ 446.657073][T18894] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 446.700663][T18894] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:59 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa04}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe7, 0x48) 06:41:59 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xd00000000000000) [ 447.020788][T18938] FAT-fs (loop0): bogus number of reserved sectors [ 447.045106][T18938] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 447.056260][T18938] FAT-fs (loop0): Can't find a valid FAT filesystem [ 447.131404][T18938] FAT-fs (loop0): bogus number of reserved sectors [ 447.144433][T18938] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 447.167764][T18938] FAT-fs (loop0): Can't find a valid FAT filesystem 06:41:59 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xb04}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:41:59 executing program 5: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) 06:41:59 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:41:59 executing program 1: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r1, &(0x7f0000000000/0x13000)=nil, 0x4000) r2 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r2, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r2, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, r2, 0x0) syncfs(r2) shmctl$SHM_LOCK(r1, 0xb) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$FBIOGET_CON2FBMAP(r5, 0x460f, &(0x7f0000000000)={0x10, 0x2}) 06:41:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe8, 0x48) 06:41:59 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xe00000000000000) [ 447.497121][T18966] debugfs: Directory 'vcpu0' with parent '18966-7' already present! [ 447.536382][T18973] FAT-fs (loop0): bogus number of reserved sectors [ 447.606284][T18973] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:41:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xe9, 0x48) [ 447.667348][T18973] FAT-fs (loop0): Can't find a valid FAT filesystem [ 447.700236][T18978] debugfs: Directory 'vcpu0' with parent '18978-7' already present! 06:41:59 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf00000000000000) 06:42:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x1ff, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_POOL(r3, 0xc058534b, &(0x7f0000000240)={0x7, 0x2, 0x4000, 0x1, 0x2, 0xfff}) [ 447.824522][T18973] FAT-fs (loop0): bogus number of reserved sectors [ 447.859275][T18973] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 447.891737][T18973] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:00 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xea, 0x48) 06:42:00 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1000000000000000) [ 448.208526][T19018] FAT-fs (loop0): bogus number of reserved sectors 06:42:00 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 448.251373][T19018] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 448.330613][T19018] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:00 executing program 5 (fault-call:7 fault-nth:0): unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:42:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_GET_MSR_INDEX_LIST(r0, 0xc004ae02, &(0x7f00000000c0)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) dup(r2) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:00 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1100000000000000) 06:42:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xeb, 0x48) [ 448.431162][T19018] FAT-fs (loop0): bogus number of reserved sectors [ 448.450538][T19038] IPVS: ftp: loaded support on port[0] = 21 [ 448.496429][T19018] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 448.602052][T19018] FAT-fs (loop0): Can't find a valid FAT filesystem [ 448.643646][T19050] IPVS: ftp: loaded support on port[0] = 21 06:42:01 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc04}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xec, 0x48) 06:42:01 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1200000000000000) [ 449.071670][T19101] FAT-fs (loop0): bogus number of reserved sectors [ 449.163503][T19101] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 449.172851][T19101] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xed, 0x48) 06:42:01 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1300000000000000) [ 449.279051][T19046] debugfs: Directory '19046-4' with parent 'kvm' already present! [ 449.310795][T19101] FAT-fs (loop0): bogus number of reserved sectors [ 449.347581][T19101] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 449.380962][T19101] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:01 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$bt_hci_HCI_FILTER(r3, 0x0, 0x2, &(0x7f00000000c0)={0xffffff81, [0x5, 0x6], 0x7}, 0x10) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:01 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd04}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 449.674011][T19050] FAULT_INJECTION: forcing a failure. [ 449.674011][T19050] name failslab, interval 1, probability 0, space 0, times 0 [ 449.727855][T19050] CPU: 0 PID: 19050 Comm: syz-executor.5 Not tainted 5.7.0-syzkaller #0 [ 449.736217][T19050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.745155][T19155] FAT-fs (loop0): bogus number of reserved sectors [ 449.746269][T19050] Call Trace: [ 449.746316][T19050] dump_stack+0x188/0x20d [ 449.760439][T19050] should_fail.cold+0x5/0xa [ 449.764954][T19050] ? fault_create_debugfs_attr+0x140/0x140 [ 449.770770][T19050] should_failslab+0x5/0xf [ 449.775214][T19050] __kmalloc+0x2d9/0x7a0 [ 449.779467][T19050] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 449.785718][T19050] ? tomoyo_realpath_from_path+0xc2/0x620 [ 449.788415][T19155] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 449.791450][T19050] ? lock_release+0x800/0x800 [ 449.791465][T19050] ? __lock_acquire+0xcbb/0x4c50 [ 449.791495][T19050] tomoyo_realpath_from_path+0xc2/0x620 [ 449.816023][T19050] ? tomoyo_profile+0x42/0x50 [ 449.821091][T19050] tomoyo_path_number_perm+0x1c2/0x4d0 [ 449.826565][T19050] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 449.832224][T19050] ? tomoyo_execute_permission+0x470/0x470 [ 449.834548][T19155] FAT-fs (loop0): Can't find a valid FAT filesystem [ 449.838054][T19050] ? __fget_files+0x30d/0x500 [ 449.838089][T19050] ? __fget_files+0x32f/0x500 [ 449.838117][T19050] ? ksys_dup3+0x3c0/0x3c0 [ 449.858554][T19050] ? __sb_end_write+0x101/0x1d0 [ 449.863418][T19050] ? vfs_write+0x161/0x5d0 [ 449.867853][T19050] security_file_ioctl+0x6c/0xb0 [ 449.872802][T19050] ksys_ioctl+0x50/0x180 [ 449.877060][T19050] __x64_sys_ioctl+0x6f/0xb0 [ 449.881671][T19050] ? lockdep_hardirqs_on+0x463/0x620 [ 449.886985][T19050] do_syscall_64+0xf6/0x7d0 [ 449.891511][T19050] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 449.897410][T19050] RIP: 0033:0x45ca69 [ 449.901314][T19050] Code: 0d 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 06:42:02 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 449.920922][T19050] RSP: 002b:00007f2b8b2edc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 449.929430][T19050] RAX: ffffffffffffffda RBX: 00000000004e9d00 RCX: 000000000045ca69 [ 449.937438][T19050] RDX: 0000000020000000 RSI: 0000000080047458 RDI: 0000000000000004 [ 449.945429][T19050] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 449.953413][T19050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 449.961475][T19050] R13: 000000000000043a R14: 00000000004c7036 R15: 00007f2b8b2ee6d4 [ 450.024005][T19050] ERROR: Out of memory at tomoyo_realpath_from_path. [ 450.033122][T19155] FAT-fs (loop0): bogus number of reserved sectors [ 450.039804][T19155] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 450.098488][T19155] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:02 executing program 5 (fault-call:7 fault-nth:1): unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:42:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xee, 0x48) 06:42:02 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1400000000000000) [ 450.139450][T19166] IPVS: ftp: loaded support on port[0] = 21 06:42:02 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xe00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 450.355518][T19185] IPVS: ftp: loaded support on port[0] = 21 06:42:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xef, 0x48) [ 450.489959][T19209] FAT-fs (loop0): bogus number of reserved sectors [ 450.515672][T19209] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:02 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1500000000000000) [ 450.610437][T19209] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x2, 0x0, 0x2000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000240)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f303e0fbf9293d00f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6e}], 0x1, 0x4, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 450.775875][T19209] FAT-fs (loop0): bogus number of reserved sectors [ 450.783764][T19209] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:03 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:03 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1600000000000000) [ 450.862572][T19209] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf0, 0x48) [ 450.928860][T19250] IPVS: ftp: loaded support on port[0] = 21 06:42:03 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1020}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 451.246438][T19282] FAT-fs (loop0): bogus number of reserved sectors [ 451.259224][T19282] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 451.271679][T19282] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) getsockopt$ARPT_SO_GET_REVISION_TARGET(r4, 0x0, 0x63, &(0x7f00000000c0)={'icmp6\x00'}, &(0x7f0000000140)=0x1e) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 451.387181][T19185] FAULT_INJECTION: forcing a failure. [ 451.387181][T19185] name failslab, interval 1, probability 0, space 0, times 0 [ 451.422990][T19185] CPU: 1 PID: 19185 Comm: syz-executor.5 Not tainted 5.7.0-syzkaller #0 [ 451.431438][T19185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.441758][T19185] Call Trace: [ 451.445939][T19185] dump_stack+0x188/0x20d [ 451.450319][T19185] should_fail.cold+0x5/0xa [ 451.454849][T19185] ? fault_create_debugfs_attr+0x140/0x140 [ 451.460680][T19185] should_failslab+0x5/0xf [ 451.465107][T19185] __kmalloc+0x2d9/0x7a0 [ 451.469360][T19185] ? tomoyo_encode2.part.0+0xec/0x3b0 [ 451.475277][T19185] ? d_absolute_path+0x10c/0x160 [ 451.480227][T19185] ? __d_path+0x140/0x140 [ 451.484571][T19185] tomoyo_encode2.part.0+0xec/0x3b0 [ 451.489780][T19185] tomoyo_encode+0x28/0x50 [ 451.494216][T19185] tomoyo_realpath_from_path+0x184/0x620 [ 451.499937][T19185] tomoyo_path_number_perm+0x1c2/0x4d0 [ 451.505400][T19185] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 451.511046][T19185] ? tomoyo_execute_permission+0x470/0x470 [ 451.511540][T19282] FAT-fs (loop0): bogus number of reserved sectors [ 451.516866][T19185] ? __fget_files+0x30d/0x500 [ 451.516898][T19185] ? __fget_files+0x32f/0x500 [ 451.516918][T19185] ? ksys_dup3+0x3c0/0x3c0 [ 451.516933][T19185] ? __sb_end_write+0x101/0x1d0 [ 451.516947][T19185] ? vfs_write+0x161/0x5d0 [ 451.516970][T19185] security_file_ioctl+0x6c/0xb0 [ 451.516987][T19185] ksys_ioctl+0x50/0x180 [ 451.517005][T19185] __x64_sys_ioctl+0x6f/0xb0 [ 451.517020][T19185] ? lockdep_hardirqs_on+0x463/0x620 [ 451.517041][T19185] do_syscall_64+0xf6/0x7d0 [ 451.542554][T19282] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 451.546503][T19185] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 451.546517][T19185] RIP: 0033:0x45ca69 [ 451.546531][T19185] Code: 0d 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 451.546538][T19185] RSP: 002b:00007f2b8b2edc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 451.546552][T19185] RAX: ffffffffffffffda RBX: 00000000004e9d00 RCX: 000000000045ca69 [ 451.546562][T19185] RDX: 0000000020000000 RSI: 0000000080047458 RDI: 0000000000000004 [ 451.546571][T19185] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 451.546580][T19185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 451.546589][T19185] R13: 000000000000043a R14: 00000000004c7036 R15: 00007f2b8b2ee6d4 [ 451.662703][T19282] FAT-fs (loop0): Can't find a valid FAT filesystem [ 451.942896][T19185] ERROR: Out of memory at tomoyo_realpath_from_path. 06:42:04 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:42:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1700000000000000) 06:42:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf1, 0x48) 06:42:04 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1048}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KDGKBMETA(r3, 0x4b62, &(0x7f00000000c0)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r4 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) r7 = add_key$keyring(&(0x7f00000004c0)='keyring\x00', &(0x7f0000000180)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r7, 0x202002) keyctl$chown(0x4, r7, r5, r6) getgroups(0x3, &(0x7f0000000340)=[r6, 0xee01, 0xee01]) chown(&(0x7f0000000140)='./file0\x00', 0x0, r8) write$tun(0xffffffffffffffff, &(0x7f0000000500)=ANY=[@ANYBLOB="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"/283], 0xe4) 06:42:04 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 452.240285][T19318] IPVS: ftp: loaded support on port[0] = 21 [ 452.251508][T19323] FAT-fs (loop0): bogus number of reserved sectors [ 452.268514][T19323] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 452.290277][T19323] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1800000000000000) [ 452.375222][T19323] FAT-fs (loop0): bogus number of reserved sectors [ 452.387479][T19323] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 452.398959][T19334] IPVS: ftp: loaded support on port[0] = 21 [ 452.455904][T19323] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf2, 0x48) 06:42:04 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1900000000000000) [ 452.784338][T19397] FAT-fs (loop0): bogus number of reserved sectors [ 452.790900][T19397] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf3, 0x48) 06:42:05 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1a00000000000000) [ 452.880858][T19397] FAT-fs (loop0): Can't find a valid FAT filesystem [ 453.023105][T19397] FAT-fs (loop0): bogus number of reserved sectors [ 453.096000][T19397] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 453.172754][T19397] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:05 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x2, &(0x7f0000000000)) 06:42:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) r3 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x40, 0x0) write$FUSE_NOTIFY_POLL(r3, &(0x7f0000000140)={0x18, 0x1, 0x0, {0x3f}}, 0x18) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf4, 0x48) 06:42:05 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1b00000000000000) 06:42:05 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2010}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:05 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 453.601005][T19436] IPVS: ftp: loaded support on port[0] = 21 [ 453.620793][T19437] FAT-fs (loop0): bogus number of reserved sectors [ 453.669454][T19449] IPVS: ftp: loaded support on port[0] = 21 [ 453.673028][T19437] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 453.811275][T19437] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf5, 0x48) [ 453.974490][T19437] FAT-fs (loop0): bogus number of reserved sectors [ 453.981039][T19437] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:06 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1c00000000000000) 06:42:06 executing program 4: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) splice(r0, 0x0, r2, 0x0, 0x180ff, 0x0) ioctl$VIDIOC_SUBDEV_ENUM_FRAME_SIZE(r0, 0xc040564a, &(0x7f00000000c0)={0x6, 0x0, 0x3015, 0xfffffffc, 0x946, 0x5, 0x5}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) setsockopt$inet6_dccp_int(r1, 0x21, 0x12, &(0x7f0000000140)=0x4, 0x4) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r4, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r5, 0xae9a) ioctl$KVM_RUN(r5, 0xae80, 0x0) [ 454.123354][T19437] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:06 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2300}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf6, 0x48) 06:42:06 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1d00000000000000) [ 454.433293][T19533] FAT-fs (loop0): bogus number of reserved sectors [ 454.469504][T19533] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 454.571416][T19533] FAT-fs (loop0): Can't find a valid FAT filesystem [ 454.639162][T19449] IPVS: ftp: loaded support on port[0] = 21 [ 454.713575][T19533] FAT-fs (loop0): bogus number of reserved sectors [ 454.720769][T19533] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 454.797527][T19533] FAT-fs (loop0): Can't find a valid FAT filesystem [ 454.923415][T19514] debugfs: Directory '19514-6' with parent 'kvm' already present! 06:42:07 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x1e00000000000000) 06:42:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf7, 0x48) 06:42:07 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x26cb}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:07 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(r4, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000b32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r5 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r5, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r5, 0x9) r6 = socket$netlink(0x10, 0x3, 0x0) dup3(r6, r5, 0x0) sendmsg$IPSET_CMD_RENAME(r6, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0x48, 0x5, 0x6, 0x101, 0x0, 0x0, {0x1, 0x0, 0x8}, [@IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz0\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz0\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz2\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x48}}, 0x4401) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:07 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:07 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x10, &(0x7f0000000000)) [ 455.477741][T19597] FAT-fs (loop0): bogus number of reserved sectors 06:42:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf8, 0x48) [ 455.556615][T19597] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 455.564724][T19603] IPVS: ftp: loaded support on port[0] = 21 [ 455.599655][T19600] IPVS: ftp: loaded support on port[0] = 21 [ 455.677515][T19597] FAT-fs (loop0): Can't find a valid FAT filesystem [ 455.715272][ T411] tipc: TX() has been purged, node left! [ 455.721425][ T411] tipc: TX() has been purged, node left! 06:42:07 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x2100000000000000) [ 455.761306][ T411] tipc: TX() has been purged, node left! [ 455.813901][T19597] FAT-fs (loop0): bogus number of reserved sectors [ 455.831471][ T411] tipc: TX() has been purged, node left! [ 455.858365][T19597] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 455.918302][ T411] tipc: TX() has been purged, node left! 06:42:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf9, 0x48) [ 455.999700][T19597] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:08 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x26cc}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:08 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) getsockopt$IP6T_SO_GET_REVISION_TARGET(r3, 0x29, 0x45, &(0x7f00000000c0)={'icmp6\x00'}, &(0x7f0000000140)=0x1e) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 456.182876][ T411] tipc: TX() has been purged, node left! [ 456.355158][T19679] FAT-fs (loop0): bogus number of reserved sectors [ 456.362859][ T411] tipc: TX() has been purged, node left! 06:42:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xfa, 0x48) 06:42:08 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) [ 456.408373][T19679] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:08 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x2600000000000000) [ 456.459874][T19679] FAT-fs (loop0): Can't find a valid FAT filesystem [ 456.475487][T19603] IPVS: ftp: loaded support on port[0] = 21 [ 456.542769][ T411] tipc: TX() has been purged, node left! [ 456.549514][ T411] tipc: TX() has been purged, node left! [ 456.572130][ T411] tipc: TX() has been purged, node left! [ 456.593566][T19679] FAT-fs (loop0): bogus number of reserved sectors [ 456.600122][T19679] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 456.610235][T19679] FAT-fs (loop0): Can't find a valid FAT filesystem [ 456.627982][T19710] IPVS: ftp: loaded support on port[0] = 21 06:42:08 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3f00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 456.694277][ T411] tipc: TX() has been purged, node left! [ 456.701369][ T411] tipc: TX() has been purged, node left! 06:42:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xfb, 0x48) [ 456.808788][ T411] tipc: TX() has been purged, node left! [ 456.815931][ T411] tipc: TX() has been purged, node left! 06:42:09 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x2900000000000000) [ 456.986930][T19754] FAT-fs (loop0): bogus number of reserved sectors [ 457.022767][ T411] tipc: TX() has been purged, node left! [ 457.030897][ T411] tipc: TX() has been purged, node left! [ 457.038522][T19754] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 457.052763][T19754] FAT-fs (loop0): Can't find a valid FAT filesystem [ 457.152668][T19754] FAT-fs (loop0): bogus number of reserved sectors [ 457.173739][T19754] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 457.212741][ T411] tipc: TX() has been purged, node left! [ 457.256073][T19754] FAT-fs (loop0): Can't find a valid FAT filesystem [ 457.382841][ T411] tipc: TX() has been purged, node left! [ 457.533567][ T411] tipc: TX() has been purged, node left! 06:42:09 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4b49, &(0x7f0000000000)) 06:42:09 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) readv(0xffffffffffffffff, &(0x7f00000021c0)=[{&(0x7f00000001c0)=""/4096, 0x1000}], 0x1) r3 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_vs_stats_percpu\x00') preadv(r3, &(0x7f00000017c0), 0x1b4, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xfc, 0x48) 06:42:09 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:09 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x2e00000000000000) 06:42:09 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) [ 457.662563][ T411] tipc: TX() has been purged, node left! [ 457.668193][T19790] IPVS: ftp: loaded support on port[0] = 21 [ 457.700233][T19792] FAT-fs (loop0): bogus number of reserved sectors [ 457.719040][T19792] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 457.739654][T19792] FAT-fs (loop0): Can't find a valid FAT filesystem [ 457.818605][T19801] IPVS: ftp: loaded support on port[0] = 21 [ 457.827184][ T411] tipc: TX() has been purged, node left! [ 457.857312][T19792] FAT-fs (loop0): bogus number of reserved sectors 06:42:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xfd, 0x48) [ 457.868029][T19792] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 457.891198][T19792] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:10 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4800}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 458.008166][ T411] tipc: TX() has been purged, node left! 06:42:10 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x3600000000000000) [ 458.062948][ T411] tipc: TX() has been purged, node left! [ 458.086207][ T411] tipc: TX() has been purged, node left! [ 458.125889][ T411] tipc: TX() has been purged, node left! [ 458.158213][ T411] tipc: TX() has been purged, node left! [ 458.184382][T19849] FAT-fs (loop0): bogus number of reserved sectors 06:42:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xfe, 0x48) [ 458.243126][ T411] tipc: TX() has been purged, node left! [ 458.257637][T19849] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 458.350761][T19849] FAT-fs (loop0): Can't find a valid FAT filesystem [ 458.365475][ T411] tipc: TX() has been purged, node left! 06:42:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x102, 0x48) 06:42:10 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x3800000000000000) [ 458.458197][T19849] FAT-fs (loop0): bogus number of reserved sectors [ 458.538774][T19801] IPVS: ftp: loaded support on port[0] = 21 [ 458.569023][T19849] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 458.592608][ T411] tipc: TX() has been purged, node left! [ 458.673376][T19849] FAT-fs (loop0): Can't find a valid FAT filesystem [ 458.712861][ T411] tipc: TX() has been purged, node left! [ 458.719172][ T411] tipc: TX() has been purged, node left! [ 458.748371][ T411] tipc: TX() has been purged, node left! [ 458.773352][ T411] tipc: TX() has been purged, node left! [ 458.829647][ T411] tipc: TX() has been purged, node left! [ 459.032466][ T411] tipc: TX() has been purged, node left! 06:42:11 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4c00, &(0x7f0000000000)) 06:42:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r2, 0x0, r3, 0x0, 0x180ff, 0x0) connect$nfc_llcp(r2, &(0x7f0000000240)={0x27, 0x0, 0x1, 0x5, 0x0, 0x3, "036caa462cd891d67265a508beb4c684611c0403b5836197509ce98acfabe5c9e1c4f6dc44ee9712c09b79c8e0c814b869d850262f8d6ba6167132ac573302", 0x7}, 0x60) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) 06:42:11 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x387a990700c9ffff) 06:42:11 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4807}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x103, 0x48) 06:42:11 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) [ 459.166966][ T411] tipc: TX() has been purged, node left! [ 459.241851][T19932] FAT-fs (loop0): bogus number of reserved sectors [ 459.268259][T19932] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 459.279306][T19932] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x104, 0x48) [ 459.281956][T19942] IPVS: ftp: loaded support on port[0] = 21 [ 459.299366][T19937] IPVS: ftp: loaded support on port[0] = 21 [ 459.351217][T19932] FAT-fs (loop0): bogus number of reserved sectors [ 459.358430][ T411] tipc: TX() has been purged, node left! [ 459.369990][T19932] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 459.400943][T19932] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:11 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4810}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 459.500087][ T411] tipc: TX() has been purged, node left! 06:42:11 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x3e00000000000000) [ 459.545884][ T411] tipc: TX() has been purged, node left! [ 459.575713][ T411] tipc: TX() has been purged, node left! [ 459.647460][ T411] tipc: TX() has been purged, node left! [ 459.654930][ T411] tipc: TX() has been purged, node left! 06:42:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x105, 0x48) [ 459.714071][ T411] tipc: TX() has been purged, node left! [ 459.782666][T19993] FAT-fs (loop0): bogus number of reserved sectors [ 459.816230][T19993] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 459.842714][T19993] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x106, 0x48) [ 459.924971][T19993] FAT-fs (loop0): bogus number of reserved sectors [ 459.931875][T19993] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 459.932521][ T411] tipc: TX() has been purged, node left! [ 459.985377][T19993] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:12 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x4000000000000000) [ 460.212540][ T411] tipc: TX() has been purged, node left! [ 460.330342][T19942] IPVS: ftp: loaded support on port[0] = 21 [ 460.352583][ T411] tipc: TX() has been purged, node left! [ 460.405466][ T411] tipc: TX() has been purged, node left! [ 460.414709][ T411] tipc: TX() has been purged, node left! [ 460.436212][ T411] tipc: TX() has been purged, node left! [ 460.463165][ T411] tipc: TX() has been purged, node left! 06:42:12 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4c01, &(0x7f0000000000)) 06:42:12 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4c00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:12 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c80f0866b9800000c00f326635001000000f30", 0x67}], 0x1, 0x10, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x107, 0x48) 06:42:12 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:12 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x4f00000000000000) [ 460.684337][T20076] IPVS: ftp: loaded support on port[0] = 21 [ 460.719312][T20077] IPVS: ftp: loaded support on port[0] = 21 [ 460.726100][T20074] FAT-fs (loop0): bogus number of reserved sectors 06:42:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x108, 0x48) [ 460.824171][T20074] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 460.848844][T20074] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x0, 0x11000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000140)='/proc/self/net/pfkey\x00', 0x10000, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r3, 0x54a2) syz_open_dev$video(&(0x7f0000000080)='/dev/video#\x00', 0x3, 0x1a1000) ioctl$KVM_NMI(r2, 0xae9a) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) ioctl$KVM_GET_LAPIC(0xffffffffffffffff, 0x8400ae8e, &(0x7f0000000240)={"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"}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 460.930929][T20074] FAT-fs (loop0): bogus number of reserved sectors [ 460.944928][T20074] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:13 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x6018230000000000) [ 461.053860][T20074] FAT-fs (loop0): Can't find a valid FAT filesystem [ 461.130628][T20076] IPVS: ftp: loaded support on port[0] = 21 06:42:13 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x109, 0x48) 06:42:13 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x6400000000000000) [ 461.454701][T20178] FAT-fs (loop0): bogus number of reserved sectors [ 461.465100][T20178] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 461.475416][T20178] FAT-fs (loop0): Can't find a valid FAT filesystem [ 461.526291][T20178] FAT-fs (loop0): bogus number of reserved sectors [ 461.542302][T20178] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 461.657458][T20178] FAT-fs (loop0): Can't find a valid FAT filesystem [ 461.904413][T20139] debugfs: Directory '20139-4' with parent 'kvm' already present! 06:42:19 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x541b, &(0x7f0000000000)) 06:42:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10a, 0x48) 06:42:19 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x6500000000000000) 06:42:19 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6800}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:19 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(r1, 0x40106614, &(0x7f00000000c0)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 467.465750][T20239] FAT-fs (loop0): bogus number of reserved sectors [ 467.474268][T20237] IPVS: ftp: loaded support on port[0] = 21 [ 467.493198][T20239] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 467.521993][T20239] FAT-fs (loop0): Can't find a valid FAT filesystem [ 467.644932][T20247] IPVS: ftp: loaded support on port[0] = 21 06:42:19 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6c00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10b, 0x48) 06:42:20 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x6600000000000000) 06:42:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = accept$phonet_pipe(0xffffffffffffffff, &(0x7f00000000c0), &(0x7f0000000140)=0x10) ioctl$sock_SIOCOUTQNSD(r3, 0x894b, &(0x7f00000001c0)) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 467.975452][T20296] FAT-fs (loop0): bogus number of reserved sectors [ 468.045761][T20296] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r2, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$TIOCMSET(r3, 0x5418, &(0x7f00000000c0)=0x9) r5 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r5, 0xae9a) ioctl$KVM_RUN(r5, 0xae80, 0x0) [ 468.135883][T20296] FAT-fs (loop0): Can't find a valid FAT filesystem [ 468.188701][T20247] IPVS: ftp: loaded support on port[0] = 21 06:42:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10c, 0x48) [ 468.255190][T20296] FAT-fs (loop0): bogus number of reserved sectors [ 468.273556][T20296] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 468.309362][T20296] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:21 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x6700000000000000) 06:42:21 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7400}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10d, 0x48) 06:42:21 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:21 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5421, &(0x7f0000000000)) [ 469.190112][T20388] IPVS: ftp: loaded support on port[0] = 21 [ 469.221965][T20381] FAT-fs (loop0): bogus number of reserved sectors [ 469.234427][T20382] IPVS: ftp: loaded support on port[0] = 21 06:42:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$VIDIOC_S_TUNER(r3, 0x4054561e, &(0x7f0000000240)={0x179, "8403ab85b80ef46445326f6577031bb013bdaa139f6efc2c0faba263c616244d", 0x3, 0x80, 0xff, 0x0, 0x4, 0x2, 0x1f, 0x5592}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 469.311460][T20381] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 469.391594][T20381] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:21 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7859620200000000) 06:42:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10e, 0x48) [ 469.515767][T20381] FAT-fs (loop0): bogus number of reserved sectors [ 469.537286][T20381] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 469.651177][T20381] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:21 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7a00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:22 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x7c0f000000000000) 06:42:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x10f, 0x48) [ 469.971906][T20460] FAT-fs (loop0): bogus number of reserved sectors [ 469.971919][T20460] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 469.971934][T20460] FAT-fs (loop0): Can't find a valid FAT filesystem [ 470.004862][T20388] IPVS: ftp: loaded support on port[0] = 21 06:42:22 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x8004000000000000) 06:42:22 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) [ 470.288943][T20460] FAT-fs (loop0): bogus number of reserved sectors [ 470.319942][T20460] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x110, 0x48) 06:42:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000240)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) r5 = pidfd_getfd(r3, r0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r6 = semget$private(0x0, 0x20000000102, 0x0) semtimedop(r6, &(0x7f0000000040)=[{0x0, 0x3}, {}], 0x2, 0x0) semop(r6, &(0x7f0000000000)=[{0x0, 0x7fff, 0x3f00}], 0x1) semctl$SETALL(r6, 0x0, 0x11, &(0x7f00000000c0)) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r3, 0x891c, &(0x7f00000000c0)={'\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1d}}}) [ 470.403667][T20460] FAT-fs (loop0): Can't find a valid FAT filesystem [ 470.436886][T20501] IPVS: ftp: loaded support on port[0] = 21 06:42:22 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7f02}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 470.744600][T20536] FAT-fs (loop0): bogus number of reserved sectors [ 470.787504][T20536] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 470.897545][T20536] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xa900000000000000) 06:42:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x111, 0x48) 06:42:23 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:42:23 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5450, &(0x7f0000000000)) 06:42:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0xd000, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000100)="0f52d866b8263045fb0f23c80f21f8667504bad00066b9800000c00f326635000100000f3066b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x78}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$TCSETSW2(r3, 0x402c542c, &(0x7f0000000000)={0x8001, 0x5, 0xf5, 0x8, 0x4, "efa146c83b7a940a8ae63d4e4a2614c12943d8", 0x9, 0x2}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 471.013647][T20536] FAT-fs (loop0): bogus number of reserved sectors [ 471.034812][T20536] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xd810000000000000) [ 471.154143][T20536] FAT-fs (loop0): Can't find a valid FAT filesystem [ 471.189653][T20570] IPVS: ftp: loaded support on port[0] = 21 [ 471.218517][T20580] IPVS: ftp: loaded support on port[0] = 21 06:42:23 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8002}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x112, 0x48) 06:42:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xe803000000000000) [ 471.486403][T20617] FAT-fs (loop0): bogus number of reserved sectors [ 471.599112][T20617] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x113, 0x48) [ 471.661764][T20617] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf0ffffff00000000) [ 471.767660][T20617] FAT-fs (loop0): bogus number of reserved sectors [ 471.798822][T20617] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 471.857287][T20617] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:24 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcb26}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf2ffffff00000000) 06:42:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x114, 0x48) 06:42:24 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) [ 472.178556][T20682] FAT-fs (loop0): bogus number of reserved sectors [ 472.187195][T20682] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 472.197727][T20682] FAT-fs (loop0): Can't find a valid FAT filesystem [ 472.255052][T20682] FAT-fs (loop0): bogus number of reserved sectors [ 472.265193][T20682] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 472.285926][T20682] FAT-fs (loop0): Can't find a valid FAT filesystem [ 472.404138][T20580] IPVS: ftp: loaded support on port[0] = 21 [ 472.483801][T20701] IPVS: ftp: loaded support on port[0] = 21 06:42:28 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5451, &(0x7f0000000000)) 06:42:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcc26}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x0, 0x0}, &(0x7f00000001c0)=0x14, 0x80800) sendmsg$TCPDIAG_GETSOCK(r4, &(0x7f0000000780)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f0000000240)={0x4ec, 0x12, 0x200, 0x70bd25, 0x25dfdbfb, {0x9, 0x6, 0x0, 0x0, {0x4e24, 0x4e23, [0x3, 0xce81, 0x7892, 0xa3], [0x4, 0x8, 0x6, 0xd70], r5, [0x8, 0x3ff]}, 0x1000, 0x1000}, [@INET_DIAG_REQ_BYTECODE={0xcb, 0x1, "7a658c0daa917d0a7a02be7ee0588093f0e46ddffa3d2f1d236051b901965b952900a7620376615311f77b3d9e0858826eae5de209276514e73a03bab96605be39d188e6e3ace9d55ac312e5bf02d9c1d31b22b9566aa0c8b56d5f90bce8586057de2a24407619192c47df473c5183793c8c534e225ebf11d58e9dc067ac535a15b0281f80db75de338ee89fe0a4a7c1af3ff1a7f29216ca93adbe5f4789d4274afff995cc56534987e0b7c1fdd62c180efc08a88cd2aafe5a58d0394eef40f317c0fc188cc247"}, @INET_DIAG_REQ_BYTECODE={0xd3, 0x1, "8a51dbd821ae85965fd5bcd4dbd212d885f182591eb7a01d44a520f4128b8ed2d2b842e2f7cebdb2234b57d6fb95f9e50ad0e6f2236e076402f64b2609e9b3faf379413ef6689613d6981ccc518f2c706c136488afd1b7a33071a602e5d78dfab7db0c577bf624c7e6b6a72f35481b8518de7925f95eb216d77b2c7d6e41aa45686bce527f547d0d488384dde950e19269e4e2044a841f45a84841354d79b2aa4e8d41b6f58e3e5035f0c14e0d1fb8118596ae0a739787c04d0adeaaad566a7b0e660230a70a6f9922cd944f0d8f54"}, @INET_DIAG_REQ_BYTECODE={0x20, 0x1, "31bbb6df67ab60476e949875ea32bce2f4aca42fdf80bc0c85d6ec00"}, @INET_DIAG_REQ_BYTECODE={0xc5, 0x1, "599f9e7f4c00112381f07b0356174d42fb1f6f538ef4bb6d28739a44035de0dc6558afcdecd19866c978482448faa967349fedfe697a15882e82db1d8e64d25426885074ffdd97b71f05ee8ee94f06b55a8abb8b5e9de8616cf3fb299bcb89fd3503caab432de711bbd76f326bdf58aa6ce60b6ca4c66297aef8de752bb54f644dc923a96a08ce3a34c650be02394c8a7a91196db90aad17e64530e533df8cfe0e8b52fe879b68313a12fdd4c672297f5d74c56ba287077a4906e3b7425e5791b4"}, @INET_DIAG_REQ_BYTECODE={0x4e, 0x1, "bec06a07045c6755a0af2562f119ae6710d181cc9fd3b88eed1b83f8285862f34f563e68e4e741d6882556a81d19c0d82a7cf0d64111e7073423be490cc89b54c2286f7a96d8b805e01f"}, @INET_DIAG_REQ_BYTECODE={0xc4, 0x1, "79d0d44a91b47f36ce1d71fda2e177949c12d0344a84f405d36e7c22437bab31e0ef9ea09324429076be87e875df203b135e5a9aea1a960d5e26d086abcdd017e6a65ff8054fe5689377a1d6a3c3f12eb8ebbdced34a4951205c0ac09e87163fbf96ac59c951227f75ef1207007e2f55356a673ac06cf97302879820f9a5ff02b44404ad43e17140b18c71dc3f77a2bda70b60876edc9b759fd5a6a71e4f17c8d99d4e7785849829cdafce1bc8507914013225123a3338821f786a59b83702e5"}, @INET_DIAG_REQ_BYTECODE={0x102, 0x1, "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"}]}, 0x4ec}, 0x1, 0x0, 0x0, 0x4000040}, 0x4011) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xf3ffffff00000000) 06:42:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x115, 0x48) 06:42:28 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) [ 476.220362][T20738] IPVS: ftp: loaded support on port[0] = 21 [ 476.283980][T20744] FAT-fs (loop0): bogus number of reserved sectors [ 476.308410][T20744] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 476.336343][T20750] IPVS: ftp: loaded support on port[0] = 21 [ 476.400798][T20744] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x116, 0x48) 06:42:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffff0f0000000000) 06:42:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd008}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffffc90007997a38) [ 476.866658][T20816] FAT-fs (loop0): bogus number of reserved sectors 06:42:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x117, 0x48) [ 476.910832][T20816] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 476.976451][T20816] FAT-fs (loop0): Can't find a valid FAT filesystem [ 477.086457][T20816] FAT-fs (loop0): bogus number of reserved sectors [ 477.113551][T20816] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x118, 0x48) [ 477.217925][T20750] IPVS: ftp: loaded support on port[0] = 21 [ 477.253842][T20816] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:29 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5452, &(0x7f0000000000)) 06:42:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffffffff00000000) 06:42:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd108}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x3, 0xd000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r7 = socket$inet_udp(0x2, 0x2, 0x0) close(r7) splice(r6, 0x0, r7, 0x0, 0x180ff, 0x0) ioctl$KDADDIO(r6, 0x4b34, 0x6) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:29 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:42:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x119, 0x48) [ 477.666087][T20878] IPVS: ftp: loaded support on port[0] = 21 [ 477.677622][T20879] FAT-fs (loop0): bogus number of reserved sectors [ 477.695819][T20879] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 477.709551][T20879] FAT-fs (loop0): Can't find a valid FAT filesystem [ 477.736557][T20891] IPVS: ftp: loaded support on port[0] = 21 [ 477.788561][T20879] FAT-fs (loop0): bogus number of reserved sectors [ 477.815982][T20879] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0xffffffffffffffff) 06:42:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11a, 0x48) [ 477.964275][T20879] FAT-fs (loop0): Can't find a valid FAT filesystem [ 478.079510][T20891] IPVS: ftp: loaded support on port[0] = 21 06:42:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xedc0}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11b, 0x48) 06:42:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x33, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r4, 0x8935, &(0x7f00000000c0)={'veth1_to_hsr\x00', 0x9a}) r5 = getuid() syz_mount_image$afs(&(0x7f0000000140)='afs\x00', &(0x7f00000001c0)='./file0\x00', 0x5, 0x3, &(0x7f00000004c0)=[{&(0x7f0000000240)="406e946cba4680c3bf445ee4437a013eed8ce982c6c1c0383634d75e115c9f79c0399b1da0984a8ae2be47becf0ad4a5306805ba452654dbec86599baacd73b9a6f6fcf05eb253ce893a9a0da1266d094db3c21ce751c97457863324972adc3040e7b38bc838bad1e5d15674201f4c7a560449310acc255c64d2cecf9921d9b1ec8c9ffd5123882c9468910ea9e26f6f8337f90d368b68b4f8c35f39f37e7dc7532027fc5a", 0xa5, 0x3f}, {&(0x7f0000000300)="482743882fa3edff07f8252cf9b418270b0f5c42286bbede93266732777eb11625b51aee5d132d8b7547b4a0b2c696924d12ce3b252532f99ab01794daf8fb70a7295caa5b48cda6182534729a775d1c2b7326c7901887400b2c0acb50b0246e14d5795f6aa764cc2035a6286d2f1ff7e81a24ec5f9db1419a83520907ec189e64921a0034f536aca0e919617e43ae94cfcb082ad2bfece9c4074949121064557930085198069a6bb9ae41263ebd272a88d0fa12295a6cf11b0d6332245719001f3349c261db7c5ba1c8280fbe4a5873bf005654a03d068f393e", 0xda, 0x1000}, {&(0x7f0000000400)="aa3818bb4b2e503e3dedfe2e6beaac9b3127bfaa5301950e2bf89bcc0119f5d976aa88bd26cc241fa027ae95d44a14cba714cc856f7e41e7f33ff6a71d343f2f3f6a66ac75655adb68da32b319ed03269678b050f0fdba2e69f7faae75161cf1b7c144194415d79f3b37b22f51a6d6442988fab43e71ef335115a8e9ae400521303eaf1b0d7639ecd12d15753b3597dd25fa3f9b7a2eb0c7f6d975de009d6dc09bfb99e64d941a8cd2e09927e81be47aac35bcc438", 0xb5, 0x4000010001}], 0x80, &(0x7f0000000540)={[{@source={'source', 0x3d, '/dev/kvm\x00'}}, {@source={'source', 0x3d, '{vmnet0md5sum'}}, {@source={'source'}}, {@dyn='dyn'}, {@flock_local='flock=local'}, {@flock_strict='flock=strict'}], [{@hash='hash'}, {@subj_user={'subj_user', 0x3d, 'em0y'}}, {@uid_eq={'uid', 0x3d, r5}}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 478.375374][T20965] FAT-fs (loop0): bogus number of reserved sectors [ 478.413563][T20965] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 478.496418][T20965] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x48) [ 478.659469][T20977] kAFS: unparsable volume name [ 478.671585][T20965] FAT-fs (loop0): bogus number of reserved sectors [ 478.684152][T20965] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 478.710496][T20965] FAT-fs (loop0): Can't find a valid FAT filesystem [ 479.337361][T20994] kAFS: unparsable volume name 06:42:33 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5460, &(0x7f0000000000)) 06:42:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) ioctl$VIDIOC_S_INPUT(0xffffffffffffffff, 0xc0045627, &(0x7f00000000c0)=0x5) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfe03}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11d, 0x48) 06:42:33 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:42:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000140)='/dev/bsg\x00', 0x200, 0x0) ioctl$TCGETS(r2, 0x5401, &(0x7f00000000c0)) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x2, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r3, 0xae9a) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 481.138989][T21017] FAT-fs (loop0): bogus number of reserved sectors [ 481.154420][T21020] IPVS: ftp: loaded support on port[0] = 21 06:42:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11e, 0x48) [ 481.220891][T21017] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 481.306100][T21052] IPVS: ftp: loaded support on port[0] = 21 [ 481.330534][T21017] FAT-fs (loop0): Can't find a valid FAT filesystem [ 481.455498][T21017] FAT-fs (loop0): bogus number of reserved sectors 06:42:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') sendmsg$NL80211_CMD_REQ_SET_REG(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NL80211_ATTR_USER_REG_HINT_TYPE={0x8, 0x9a, 0x2}]}, 0x1c}}, 0x0) sendmsg$NL80211_CMD_GET_REG(r4, &(0x7f0000000240)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NL80211_ATTR_SOCKET_OWNER={0x4}, @NL80211_ATTR_REG_ALPHA2={0x7, 0x21, 'aa\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x4c084) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 481.507821][T21017] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x11f, 0x48) [ 481.612228][T21017] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff00}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000240)="2e0f01c50f01760fbaf80c66b80e1e568166efbafc0cb01cee66b9800000c00f326635008000000f30360f01cf9af600ab00f20f080f00d4f2f30f017500260fc7994262", 0x44}], 0x1, 0x34, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 482.029448][T21102] FAT-fs (loop0): bogus number of reserved sectors [ 482.087242][T21102] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:34 executing program 1: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 482.159485][T21102] FAT-fs (loop0): Can't find a valid FAT filesystem [ 482.230922][T21052] IPVS: ftp: loaded support on port[0] = 21 [ 482.259044][T21102] FAT-fs (loop0): bogus number of reserved sectors [ 482.282220][T21102] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 482.392122][T21102] FAT-fs (loop0): Can't find a valid FAT filesystem [ 482.413254][T21116] IPVS: ftp: loaded support on port[0] = 21 06:42:35 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x6364, &(0x7f0000000000)) 06:42:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff0f}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$FICLONE(r3, 0x40049409, r2) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) setsockopt$bt_hci_HCI_FILTER(r4, 0x0, 0x2, &(0x7f00000000c0)={0x3, [0x0, 0x67ab], 0xa6d6}, 0x10) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:35 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$inet_tcp_int(r3, 0x6, 0x10, &(0x7f00000000c0)=0x1ff, 0x4) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x120, 0x48) 06:42:35 executing program 1: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 483.128123][T21187] FAT-fs (loop0): bogus number of reserved sectors [ 483.145845][T21187] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 483.156976][T21187] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x121, 0x48) [ 483.186559][T21191] IPVS: ftp: loaded support on port[0] = 21 [ 483.194968][T21194] IPVS: ftp: loaded support on port[0] = 21 [ 483.278290][T21187] FAT-fs (loop0): bogus number of reserved sectors [ 483.295008][T21187] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 483.306180][T21187] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2f41c}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 483.527583][T21194] IPVS: ftp: loaded support on port[0] = 21 06:42:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x122, 0x48) 06:42:35 executing program 1: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 483.754964][T21254] FAT-fs (loop0): bogus number of reserved sectors [ 483.816048][T21254] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 483.924812][T21254] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_MEDIA_SET(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)={0x18, 0x0, 0x1, 0x0, 0x0, {0x17}, [@TIPC_NLA_NODE={0x4}]}, 0x18}}, 0x0) sendmsg$TIPC_NL_BEARER_ENABLE(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)={0xd0, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@TIPC_NLA_NODE={0x8, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_SOCK={0x38, 0x2, 0x0, 0x1, [@TIPC_NLA_SOCK_CON={0xc, 0x3, 0x0, 0x1, [@TIPC_NLA_CON_NODE={0x8, 0x2, 0x7f}]}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0xe4b}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x10001}]}, @TIPC_NLA_PUBL={0x2c, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x8}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x3}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x6}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x800}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x9}]}, @TIPC_NLA_NET={0x50, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x9}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x7}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x8}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0x3}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x8000}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x101}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x7}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x20}]}]}, 0xd0}, 0x1, 0x0, 0x0, 0x20000001}, 0x4048800) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_REGISTER_COALESCED_MMIO(r6, 0x4010ae67, &(0x7f00000000c0)={0x3000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r3, 0xae9a) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 484.018380][T21254] FAT-fs (loop0): bogus number of reserved sectors [ 484.029929][T21268] IPVS: ftp: loaded support on port[0] = 21 [ 484.054925][T21254] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x123, 0x48) [ 484.159049][T21254] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:38 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x7439, &(0x7f0000000000)) 06:42:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_open_dev$amidi(&(0x7f0000000140)='/dev/amidi#\x00', 0x5, 0x22080) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) socketpair(0x15, 0x800, 0xfffffffd, &(0x7f00000000c0)) 06:42:38 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2f460}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x124, 0x48) 06:42:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000000)=[@text16={0x10, &(0x7f0000000240)="baf80c66b88299fc8e66efbafc0cb0d7ee66b8c715ffff0f23c80f21f866350c00a0000f23f866b82b4a00000f23d00f21f866353000000a0f23f80fc719673e660f388053110f080fc7793c66b8480000000f23c80f21f86635000030000f23f8670f1ca50000000066b8010000000f01d9", 0x72}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 486.394114][T21326] FAT-fs (loop0): bogus number of reserved sectors [ 486.405872][T21326] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 486.416696][T21326] FAT-fs (loop0): Can't find a valid FAT filesystem [ 486.491727][T21334] IPVS: ftp: loaded support on port[0] = 21 [ 486.505222][T21326] FAT-fs (loop0): bogus number of reserved sectors [ 486.524560][T21326] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x125, 0x48) [ 486.548631][T21326] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xe0000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ptrace$getenv(0x4201, 0xffffffffffffffff, 0x8, &(0x7f00000000c0)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x126, 0x48) [ 486.936044][T21373] FAT-fs (loop0): bogus number of reserved sectors [ 486.981000][T21373] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 487.022529][T21334] IPVS: ftp: loaded support on port[0] = 21 [ 487.065827][T21373] FAT-fs (loop0): Can't find a valid FAT filesystem [ 487.183636][T21373] FAT-fs (loop0): bogus number of reserved sectors [ 487.208174][T21373] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 487.219294][T21373] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:39 executing program 4: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 487.486069][T21413] IPVS: ftp: loaded support on port[0] = 21 [ 487.497150][T21417] FAT-fs (loop0): bogus number of reserved sectors [ 487.512443][T21417] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 487.524120][T21417] FAT-fs (loop0): Can't find a valid FAT filesystem [ 487.644306][T21417] FAT-fs (loop0): bogus number of reserved sectors [ 487.659348][T21417] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 487.669282][T21417] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:40 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8912, &(0x7f0000000000)) 06:42:40 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x127, 0x48) 06:42:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1002806}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:40 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x118, 0x48) 06:42:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) fspick(r3, &(0x7f00000001c0)='./file0\x00', 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x100, 0x0) r5 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dlm_plock\x00', 0x2000, 0x0) ioctl$SNDRV_PCM_IOCTL_CHANNEL_INFO(r5, 0x80184132, &(0x7f0000000280)) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$SNDCTL_DSP_SETTRIGGER(0xffffffffffffffff, 0x40045010, &(0x7f0000000300)=0x1966) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, r1, &(0x7f00000002c0)={0xd9284af88c141eaa}) ioctl$KVM_DEASSIGN_PCI_DEVICE(r4, 0x4040ae72, &(0x7f0000000140)={0x1000, 0x7e, 0x7f, 0x2}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 488.068032][T21461] IPVS: ftp: loaded support on port[0] = 21 06:42:40 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x7439, &(0x7f0000000000)) [ 488.162124][T21466] FAT-fs (loop0): bogus number of reserved sectors 06:42:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x128, 0x48) [ 488.225265][T21466] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 488.311257][T21466] FAT-fs (loop0): Can't find a valid FAT filesystem [ 488.356240][T21485] IPVS: ftp: loaded support on port[0] = 21 [ 488.433875][T21466] FAT-fs (loop0): bogus number of reserved sectors [ 488.441753][T21466] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 488.452124][T21466] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x129, 0x48) 06:42:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 488.770761][T21531] FAT-fs (loop0): bogus number of reserved sectors [ 488.777311][T21531] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12a, 0x48) [ 488.893691][T21531] FAT-fs (loop0): Can't find a valid FAT filesystem [ 489.049030][T21531] FAT-fs (loop0): bogus number of reserved sectors 06:42:41 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x24, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_KVMCLOCK_CTRL(0xffffffffffffffff, 0xaead) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000140)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) ioctl$VIDIOC_PREPARE_BUF(r3, 0xc058565d, &(0x7f0000000240)={0x2, 0x3, 0x4, 0x4140, 0x9, {0x77359400}, {0x5, 0xc, 0x69, 0x6, 0x95, 0x6, '0^IR'}, 0x80000001, 0x4, @userptr=0x7fffffff, 0xc49, 0x0, r4}) ioctl$KDGKBENT(r6, 0x4b46, &(0x7f00000000c0)={0x0, 0x1, 0x8}) [ 489.094256][T21531] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 489.154802][T21461] IPVS: ftp: loaded support on port[0] = 21 [ 489.230033][T21531] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:41 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x891b, &(0x7f0000000000)) 06:42:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12b, 0x48) 06:42:41 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:41 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 489.771068][T21583] FAT-fs (loop0): bogus number of reserved sectors 06:42:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12c, 0x48) [ 489.836698][T21586] IPVS: ftp: loaded support on port[0] = 21 [ 489.866987][T21583] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 489.958693][T21583] FAT-fs (loop0): Can't find a valid FAT filesystem [ 490.082389][T21583] FAT-fs (loop0): bogus number of reserved sectors [ 490.124045][T21583] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 490.142475][T21583] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:42 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x5421, &(0x7f0000000000)) 06:42:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12d, 0x48) 06:42:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000240)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x4a, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 490.364824][T21619] IPVS: ftp: loaded support on port[0] = 21 [ 490.442524][T21627] FAT-fs (loop0): bogus number of reserved sectors [ 490.541931][T21627] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 490.595803][T21586] IPVS: ftp: loaded support on port[0] = 21 [ 490.659135][T21627] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12e, 0x48) 06:42:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$IP_VS_SO_SET_DEL(r3, 0x0, 0x484, &(0x7f00000000c0)={0x2, @initdev={0xac, 0x1e, 0x1, 0x0}, 0x4e20, 0x1, 'fo\x00', 0x38, 0x8, 0x54}, 0x2c) [ 490.812189][T21627] FAT-fs (loop0): bogus number of reserved sectors [ 490.819216][T21627] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 490.899965][T21627] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:43 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 491.297145][T21697] FAT-fs (loop0): bogus number of reserved sectors [ 491.334649][T21697] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 491.349635][T21697] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:43 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8933, &(0x7f0000000000)) 06:42:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12f, 0x48) 06:42:43 executing program 1: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 491.420042][T21697] FAT-fs (loop0): bogus number of reserved sectors [ 491.429921][T21697] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 491.459936][T21697] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:43 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 491.659637][T21710] IPVS: ftp: loaded support on port[0] = 21 06:42:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$UI_BEGIN_FF_ERASE(r3, 0xc00c55ca, &(0x7f00000000c0)={0xa, 0x8, 0x4}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:44 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x891b, &(0x7f0000000000)) 06:42:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x130, 0x48) 06:42:44 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 492.065479][T21745] FAT-fs (loop0): bogus number of reserved sectors [ 492.098858][T21745] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 492.142996][T21749] IPVS: ftp: loaded support on port[0] = 21 [ 492.178216][T21745] FAT-fs (loop0): Can't find a valid FAT filesystem [ 492.299243][T21745] FAT-fs (loop0): bogus number of reserved sectors [ 492.317391][T21745] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 492.350090][T21745] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:44 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x5000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 492.497331][T21710] IPVS: ftp: loaded support on port[0] = 21 [ 492.635803][T21762] FAT-fs (loop0): bogus number of reserved sectors [ 492.649068][T21762] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 492.667389][T21762] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:44 executing program 1: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 492.753908][T21762] FAT-fs (loop0): bogus number of reserved sectors [ 492.785203][T21762] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$sock_buf(r4, 0x1, 0x3b, &(0x7f0000000240)=""/234, &(0x7f0000000140)=0xea) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r3, 0x0) r6 = fcntl$dupfd(r5, 0x406, 0xffffffffffffffff) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r6, 0x4008ae48, &(0x7f00000000c0)=0xf000) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 492.826128][T21762] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:45 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x5040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 493.058756][T21783] FAT-fs (loop0): bogus number of reserved sectors [ 493.074625][T21783] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 493.095784][T21783] FAT-fs (loop0): Can't find a valid FAT filesystem [ 493.196598][T21783] FAT-fs (loop0): bogus number of reserved sectors [ 493.209487][T21783] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 493.245765][T21783] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:49 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8983, &(0x7f0000000000)) 06:42:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x131, 0x48) 06:42:49 executing program 1: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock\x00', 0x22000, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_NMI(r3, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:49 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x891b, &(0x7f0000000000)) [ 497.124411][T21820] IPVS: ftp: loaded support on port[0] = 21 [ 497.174983][T21819] FAT-fs (loop0): bogus number of reserved sectors [ 497.242984][T21819] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 497.267119][T21827] IPVS: ftp: loaded support on port[0] = 21 [ 497.271840][T21819] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x132, 0x48) [ 497.339882][T21856] Unknown ioctl 44698 [ 497.347922][T21819] FAT-fs (loop0): bogus number of reserved sectors [ 497.367074][T21819] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 497.477913][T21819] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x133, 0x48) [ 497.799718][T21827] IPVS: ftp: loaded support on port[0] = 21 [ 497.912826][T21887] FAT-fs (loop0): bogus number of reserved sectors [ 497.945839][T21887] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:50 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:50 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f000000e000/0x18000)=nil, &(0x7f00000000c0)=[@text32={0x20, &(0x7f0000000240)="440f20c0350a000000440f22c00f01c4660fc7b10600000066baf80cb8ed0a6685ef66bafc0cecb8000000000f23c00f21f83503000c000f23f8b94d0800000f32b8c25600000f23c80f21f835080050000f23f82ef4c744240093510000c7442402a2740000c7442406000000000f011c24c4e271cfce", 0x77}], 0x1, 0x56, &(0x7f0000000140), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 498.014721][T21887] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:50 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6280001}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 498.182778][T21900] IPVS: ftp: loaded support on port[0] = 21 [ 498.237220][T21907] FAT-fs (loop0): bogus number of reserved sectors [ 498.281818][T21907] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 498.356286][T21907] FAT-fs (loop0): Can't find a valid FAT filesystem [ 498.457052][T21907] FAT-fs (loop0): bogus number of reserved sectors [ 498.468990][T21907] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 498.508885][T21907] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:52 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0xb101, &(0x7f0000000000)) 06:42:52 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:52 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x134, 0x48) 06:42:52 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:52 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x12c, 0x48) 06:42:52 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$VIDIOC_TRY_ENCODER_CMD(r3, 0xc028564e, &(0x7f00000000c0)={0x2, 0x1, [0x8, 0x400, 0x4, 0x9, 0xfffffff9, 0xffffffff, 0x9, 0x5]}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 500.787991][T21949] IPVS: ftp: loaded support on port[0] = 21 [ 500.845122][T21954] FAT-fs (loop0): bogus number of reserved sectors [ 500.865226][T21960] IPVS: ftp: loaded support on port[0] = 21 06:42:53 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8983, &(0x7f0000000000)) [ 500.906445][T21954] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 500.918448][T21954] FAT-fs (loop0): Can't find a valid FAT filesystem [ 500.987711][T21954] FAT-fs (loop0): bogus number of reserved sectors [ 501.016176][T21954] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x135, 0x48) [ 501.132417][T21954] FAT-fs (loop0): Can't find a valid FAT filesystem [ 501.155490][T22005] IPVS: ftp: loaded support on port[0] = 21 06:42:53 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:53 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x136, 0x48) [ 501.603665][T22031] FAT-fs (loop0): bogus number of reserved sectors [ 501.684512][T22044] IPVS: ftp: loaded support on port[0] = 21 [ 501.693456][T22031] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:53 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$TIOCGPTLCK(r3, 0x80045439, &(0x7f00000000c0)) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer2\x00', 0x80000, 0x0) ioctl$sock_bt_hci(r5, 0x400448e1, &(0x7f00000001c0)="e2f8008f12ad2666dbad59cb972b") syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r6 = socket$inet6_mptcp(0xa, 0x1, 0x106) setsockopt$inet6_IPV6_HOPOPTS(r6, 0x29, 0x36, &(0x7f0000000240)={0x2f, 0xa, [], [@generic={0x0, 0x4e, "a7f9493d2f84d801b331e1ae348af6eedde35420a6db77a725c4c85733ad81fe57b9f44167b5a180a4c2d5cf92b8a0ec2bac89b8bea18dabbd76f532ba8fafc68eaace7f0879d526d8c7eb3a374f"}]}, 0x58) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 501.733569][T22031] FAT-fs (loop0): Can't find a valid FAT filesystem [ 501.832576][T22031] FAT-fs (loop0): bogus number of reserved sectors [ 501.892441][T22031] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 501.954378][T21960] IPVS: ftp: loaded support on port[0] = 21 [ 501.994059][T22031] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:57 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x400454ca, &(0x7f0000000000)) 06:42:57 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7480000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x137, 0x48) 06:42:57 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:57 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:57 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$BLKIOMIN(0xffffffffffffffff, 0x1278, &(0x7f00000000c0)) r2 = getpid() prlimit64(r2, 0x0, 0x0, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) kcmp(r2, 0x0, 0x6, r0, r4) r5 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r5, 0xae9a) ioctl$KVM_RUN(r5, 0xae80, 0x0) [ 505.401300][T22105] FAT-fs (loop0): bogus number of reserved sectors [ 505.424482][T22107] IPVS: ftp: loaded support on port[0] = 21 [ 505.458813][T22110] IPVS: ftp: loaded support on port[0] = 21 [ 505.475534][T22105] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 505.577041][T22115] IPVS: ftp: loaded support on port[0] = 21 [ 505.649705][T22105] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x138, 0x48) 06:42:58 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:58 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 506.026335][T22182] FAT-fs (loop0): bogus number of reserved sectors 06:42:58 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 506.105554][T22182] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 506.146577][T22193] IPVS: ftp: loaded support on port[0] = 21 [ 506.183148][T22182] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x139, 0x48) [ 506.199152][T22195] IPVS: ftp: loaded support on port[0] = 21 06:42:58 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 506.555334][T22115] IPVS: ftp: loaded support on port[0] = 21 [ 506.611244][T22243] FAT-fs (loop0): bogus number of reserved sectors [ 506.656970][T22243] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 506.747129][T22243] FAT-fs (loop0): Can't find a valid FAT filesystem [ 506.839879][T22243] FAT-fs (loop0): bogus number of reserved sectors [ 506.852286][T22243] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:59 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x10001, 0x3, 0x0, 0x1000, &(0x7f0000006000/0x1000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x10000, 0x1c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_GET_XSAVE(r2, 0x9000aea4, &(0x7f0000000240)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13a, 0x48) 06:42:59 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:42:59 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4004743a, &(0x7f0000000000)) [ 506.909673][T22243] FAT-fs (loop0): Can't find a valid FAT filesystem [ 506.955948][T22284] IPVS: ftp: loaded support on port[0] = 21 [ 506.990609][T22285] IPVS: ftp: loaded support on port[0] = 21 06:42:59 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x9000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13b, 0x48) 06:42:59 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r4, &(0x7f0000000600), 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(r4, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r5, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000140)=ANY=[], 0x1000000c8) getsockopt$inet_pktinfo(r6, 0x0, 0x8, &(0x7f0000000300)={0x0, @loopback}, &(0x7f0000000340)=0xc) sendmsg$ETHTOOL_MSG_LINKMODES_SET(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0xd8, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, [@ETHTOOL_A_LINKMODES_OURS={0x4c, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x6}, @ETHTOOL_A_BITSET_BITS={0x40, 0x3, 0x0, 0x1, [{0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x6}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x52e}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, '/dev/kvm\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, '/dev/kvm\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x1}]}]}]}, @ETHTOOL_A_LINKMODES_SPEED={0x8, 0x5, 0x10000}, @ETHTOOL_A_LINKMODES_AUTONEG={0x5, 0x2, 0x21}, @ETHTOOL_A_LINKMODES_OURS={0xc, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_MASK={0x8, 0x5, "8eecb787"}]}, @ETHTOOL_A_LINKMODES_SPEED={0x8, 0x5, 0x9}, @ETHTOOL_A_LINKMODES_AUTONEG={0x5, 0x2, 0x1}, @ETHTOOL_A_LINKMODES_HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gre0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'hsr0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}]}, @ETHTOOL_A_LINKMODES_SPEED={0x8, 0x5, 0x3}]}, 0xd8}, 0x1, 0x0, 0x0, 0x20010000}, 0x20000000) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:42:59 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 507.280587][T22322] FAT-fs (loop0): bogus number of reserved sectors [ 507.312638][T22322] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 507.369000][T22322] FAT-fs (loop0): Can't find a valid FAT filesystem [ 507.375542][T22342] IPVS: ftp: loaded support on port[0] = 21 [ 507.500549][T22322] FAT-fs (loop0): bogus number of reserved sectors 06:42:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13c, 0x48) [ 507.548736][T22322] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:42:59 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 507.638387][T22322] FAT-fs (loop0): Can't find a valid FAT filesystem 06:42:59 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x9040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:42:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13d, 0x48) [ 507.836909][T22382] IPVS: ftp: loaded support on port[0] = 21 [ 507.935108][T22385] FAT-fs (loop0): bogus number of reserved sectors [ 508.041517][T22385] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 508.119444][T22385] FAT-fs (loop0): Can't find a valid FAT filesystem [ 508.144259][T22285] IPVS: ftp: loaded support on port[0] = 21 06:43:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13e, 0x48) [ 508.207267][T22385] FAT-fs (loop0): bogus number of reserved sectors [ 508.244425][T22385] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 508.272975][T22385] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:00 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) sendto$x25(r3, &(0x7f0000000480)="b937d48eb030625bad6fd5b3cb254ce57109662ac64682b8e5f8d091947543a72ad4d6261508a57a710e9b6f3f07de48798eb98086ebfc6524e392aec8d380d2fae27b624ae7b05c52d60ed1909d3029bb6188045b14249f3e2663ddf410d2b2ebec47c690da4022539a921f1f87892a4df56244299a1d7f8be0c89a0b59aef69f4bf87deedcce652fd66e5e20272f1fa100377258e8752a2c86895e66", 0x9d, 0x80, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) splice(r5, 0x0, r6, 0x0, 0x180ff, 0x0) ioctl$KDGKBSENT(r5, 0x4b48, &(0x7f0000000240)={0x7f, "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"}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:00 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 508.606445][T22449] FAT-fs (loop0): bogus number of reserved sectors [ 508.652725][T22449] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 508.728309][T22449] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:01 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4004743c, &(0x7f0000000000)) 06:43:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13f, 0x48) 06:43:01 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4004743a, &(0x7f0000000000)) [ 508.844762][T22449] FAT-fs (loop0): bogus number of reserved sectors [ 508.883358][T22449] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 508.935168][T22461] IPVS: ftp: loaded support on port[0] = 21 06:43:01 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 508.995918][T22449] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x140, 0x48) 06:43:01 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 509.063509][T22484] IPVS: ftp: loaded support on port[0] = 21 [ 509.133375][T22487] IPVS: ftp: loaded support on port[0] = 21 [ 509.283748][T22503] FAT-fs (loop0): bogus number of reserved sectors [ 509.356343][T22503] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x141, 0x48) [ 509.477078][T22503] FAT-fs (loop0): Can't find a valid FAT filesystem [ 509.507069][T22461] syz-executor.5 (22461) used obsolete PPPIOCDETACH ioctl [ 509.551336][T22461] IPVS: ftp: loaded support on port[0] = 21 [ 509.582218][T22503] FAT-fs (loop0): bogus number of reserved sectors 06:43:01 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) socket$inet_udp(0x2, 0x2, 0x0) [ 509.608236][T22503] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 509.689831][T22503] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:02 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xb040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x142, 0x48) [ 509.995123][T22589] FAT-fs (loop0): bogus number of reserved sectors [ 510.057718][T22589] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:02 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047452, &(0x7f0000000000)) 06:43:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x143, 0x48) [ 510.138342][T22589] FAT-fs (loop0): Can't find a valid FAT filesystem [ 510.216359][T22596] IPVS: ftp: loaded support on port[0] = 21 [ 510.240960][T22589] FAT-fs (loop0): bogus number of reserved sectors [ 510.253279][T22589] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 510.287514][T22589] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:02 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x144, 0x48) [ 510.608689][T22638] FAT-fs (loop0): bogus number of reserved sectors [ 510.623297][T22638] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 510.635494][T22638] FAT-fs (loop0): Can't find a valid FAT filesystem [ 510.693058][T22638] FAT-fs (loop0): bogus number of reserved sectors [ 510.703463][T22638] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 510.725298][T22638] FAT-fs (loop0): Can't find a valid FAT filesystem [ 510.830686][T22596] IPVS: ftp: loaded support on port[0] = 21 06:43:03 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x143, 0x48) 06:43:03 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$UI_SET_PHYS(r3, 0x4008556c, &(0x7f00000001c0)='syz1\x00') getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000380)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000140)=0x20) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:03 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:03 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x145, 0x48) [ 511.046803][T22679] FAT-fs (loop0): bogus number of reserved sectors [ 511.053686][T22679] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 511.070271][T22679] FAT-fs (loop0): Can't find a valid FAT filesystem [ 511.097175][T22672] IPVS: ftp: loaded support on port[0] = 21 [ 511.137193][T22679] FAT-fs (loop0): bogus number of reserved sectors [ 511.148459][T22679] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 511.167091][T22679] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:03 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13f, 0x48) 06:43:03 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd040000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x146, 0x48) 06:43:03 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047454, &(0x7f0000000000)) [ 511.445256][T22711] FAT-fs (loop0): bogus number of reserved sectors [ 511.476215][T22711] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 511.495161][T22711] FAT-fs (loop0): Can't find a valid FAT filesystem [ 511.548174][T22714] IPVS: ftp: loaded support on port[0] = 21 [ 511.574572][T22711] FAT-fs (loop0): bogus number of reserved sectors [ 511.626230][T22711] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 511.679767][T22711] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:03 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x10000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 511.820272][T22671] debugfs: Directory '22671-4' with parent 'kvm' already present! 06:43:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) getsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f00000000c0), 0x10) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 511.957245][T22730] FAT-fs (loop0): bogus number of reserved sectors [ 511.996229][T22730] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 512.044160][T22730] FAT-fs (loop0): Can't find a valid FAT filesystem [ 512.154060][T22730] FAT-fs (loop0): bogus number of reserved sectors [ 512.169803][T22730] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 512.213894][T22730] FAT-fs (loop0): Can't find a valid FAT filesystem [ 512.265349][T22717] IPVS: ftp: loaded support on port[0] = 21 06:43:04 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x10480000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:04 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x13f, 0x48) 06:43:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x147, 0x48) [ 512.619245][T22762] FAT-fs (loop0): bogus number of reserved sectors [ 512.686402][T22762] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 512.716618][T22762] FAT-fs (loop0): Can't find a valid FAT filesystem [ 512.783838][T22762] FAT-fs (loop0): bogus number of reserved sectors [ 512.796422][T22762] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 512.892865][T22762] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:08 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:43:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x148, 0x48) 06:43:08 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1cf40200}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:08 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x102, 0x48) 06:43:08 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) splice(r1, 0x0, r2, 0x0, 0x180ff, 0x0) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) 06:43:08 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047457, &(0x7f0000000000)) [ 516.856564][T22846] IPVS: ftp: loaded support on port[0] = 21 [ 516.864360][T22845] FAT-fs (loop0): bogus number of reserved sectors 06:43:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x149, 0x48) 06:43:09 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0xf7, 0x48) [ 516.920615][T22845] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 516.985449][T22854] IPVS: ftp: loaded support on port[0] = 21 [ 517.024042][T22845] FAT-fs (loop0): Can't find a valid FAT filesystem [ 517.123228][T22845] FAT-fs (loop0): bogus number of reserved sectors [ 517.133838][T22845] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 517.259079][T22845] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14a, 0x48) 06:43:09 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x2, &(0x7f0000000000)) 06:43:09 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x20000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 517.533863][T22909] IPVS: ftp: loaded support on port[0] = 21 06:43:09 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000240)={0x0, 0xf4, "4a000d850356f4490062425b181ba756a62fa808443cf041c66975a0f75c23166efa6b260e4656f9f92e0c9f1c564e3e92dd383fc24ecab12236a80d3293d4785c65d9aa8fa3c4434f2d052963b48f4893b438f80f86099498dd7ec1f6673670220f9a561c0a5ed3286a6c259ac0862a951b51f972917065dccd6335c0612603ef04722c3e33fb220a4f858ffc51efea8f9b9ee2896d6a4565a4c05c59a24d6fae06c055ce3b1e6057c83466ec25870bf383dfbe80e44ec5cf92cd26235b107c2e56af5a60d85c698233a279cfa4eb1e18bf466bb00699b33f3044288b512062b55c4e9c7859472ee6a2c7c61ec852c7d8100363"}, &(0x7f00000000c0)=0xfc) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000140)={r4, 0x5}, 0x8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 517.726209][T22919] FAT-fs (loop0): bogus number of reserved sectors [ 517.804861][T22919] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 517.921099][T22919] FAT-fs (loop0): Can't find a valid FAT filesystem [ 517.961685][T22846] IPVS: ftp: loaded support on port[0] = 21 06:43:10 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:43:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14b, 0x48) 06:43:10 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x20100000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 518.407254][T22974] FAT-fs (loop0): bogus number of reserved sectors [ 518.440282][T22974] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 518.470171][T22974] FAT-fs (loop0): Can't find a valid FAT filesystem [ 518.523678][T22978] IPVS: ftp: loaded support on port[0] = 21 [ 518.553091][T22974] FAT-fs (loop0): bogus number of reserved sectors [ 518.572849][T22974] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14c, 0x48) 06:43:10 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x2000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x40000, 0x0) sendmsg$NFQNL_MSG_VERDICT_BATCH(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3c0000000303010f5554ce4fe9ef38140ed2e40000000000070000070c000200ff8dfe211e73754f6c0604fbadc93db6030004010800034000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x40}, 0x20008004) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f00000003c0)={0x9f0000, 0x8, 0x1f, 0xffffffffffffffff, 0x0, &(0x7f0000000380)={0xa20920, 0x1, [], @p_u32=&(0x7f0000000340)=0x8001}}) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000440)='l2tp\x00') sendmsg$L2TP_CMD_TUNNEL_CREATE(r6, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="00022dbd7000fbdbdf090000000008000b00020000000500220000000000"], 0x24}, 0x1, 0x0, 0x0, 0x24040}, 0x800) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) getsockopt$packet_int(r4, 0x107, 0xa, &(0x7f00000002c0), &(0x7f0000000300)=0x4) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 518.738010][T22974] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:11 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:11 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x23000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14d, 0x48) 06:43:11 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) mmap$snddsp_control(&(0x7f0000ffd000/0x2000)=nil, 0x1000, 0x1000002, 0x20010, r3, 0x83000000) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:11 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) 06:43:11 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x80047458, 0x0) [ 519.508648][T23031] IPVS: ftp: loaded support on port[0] = 21 [ 519.526787][T23032] FAT-fs (loop0): bogus number of reserved sectors [ 519.536332][T23033] IPVS: ftp: loaded support on port[0] = 21 [ 519.607916][T23032] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 519.617447][T23032] FAT-fs (loop0): Can't find a valid FAT filesystem [ 519.654355][T23039] IPVS: ftp: loaded support on port[0] = 21 06:43:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14e, 0x48) [ 519.852634][T23032] FAT-fs (loop0): bogus number of reserved sectors [ 519.877158][T23032] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 519.905831][T23032] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:12 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3f000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14f, 0x48) [ 520.193107][T23119] FAT-fs (loop0): bogus number of reserved sectors [ 520.222040][T23119] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:12 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x1fc, 0x3, 0x0, 0x1000, &(0x7f000000c000/0x1000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) recvmsg$can_raw(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)=""/6, 0x6}, {&(0x7f0000000240)=""/101, 0x65}], 0x2, &(0x7f00000002c0)=""/153, 0x99}, 0x2062) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 520.293932][T23119] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x150, 0x48) [ 520.431593][T23119] FAT-fs (loop0): bogus number of reserved sectors [ 520.458043][T23119] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:12 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 520.542911][T23119] FAT-fs (loop0): Can't find a valid FAT filesystem [ 520.615003][T23140] IPVS: ftp: loaded support on port[0] = 21 [ 520.628531][T23039] IPVS: ftp: loaded support on port[0] = 21 06:43:13 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40049409, &(0x7f0000000000)) 06:43:13 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x40000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x151, 0x48) 06:43:13 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x14f, 0x48) 06:43:13 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x1000, &(0x7f000000a000/0x1000)=nil}) prctl$PR_GET_TSC(0x19, &(0x7f00000002c0)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) sendmsg$can_raw(r3, &(0x7f0000000280)={&(0x7f0000000140), 0x10, &(0x7f0000000240)={&(0x7f00000001c0)=@can={{0x1}, 0x8, 0x2, 0x0, 0x0, "9afe7b3918131a6d"}, 0x10}}, 0x40004) 06:43:13 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 521.531800][T23196] FAT-fs (loop0): bogus number of reserved sectors [ 521.554741][T23196] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 521.643075][T23196] FAT-fs (loop0): Can't find a valid FAT filesystem [ 521.656271][T23206] IPVS: ftp: loaded support on port[0] = 21 [ 521.672590][T23208] IPVS: ftp: loaded support on port[0] = 21 [ 521.725768][T23196] FAT-fs (loop0): bogus number of reserved sectors [ 521.747642][T23196] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 521.796986][T23196] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:14 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) getsockopt$bt_BT_FLUSHABLE(r3, 0x112, 0x8, &(0x7f00000000c0)=0x4c0c, &(0x7f0000000140)=0x4) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x1, 0x1, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) splice(r5, 0x0, r6, 0x0, 0x180ff, 0x0) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f00000001c0)={&(0x7f0000000240)="dd50da2658411762c28f6be2916ffa182ce5e7e4248460678e485663db05d67bea73a5f78b9dd74be0f70b0ee3aaf9fd6fc8524270912e1e7c61b03cbc6d185948d4fcb38ab6f43ca9fb1fc311e668cbf942", &(0x7f00000002c0)=""/180, &(0x7f0000000380)="9447c37a32a175e3766f1374ae8034413f5f6e0172127db57453b0f3c71fdf6aa4cce14a9463b59dc9d74146c42259b9f0ee7ca0f9a8ff3fc0085dd27a8b43d4177a8baaf133500f339c3ab933cdda852c1bdee4044047a80bc1db05a1c88638fc8506ef014a73835e96587c81892524ae97827a64f0c72800c466851d245bd7858e144214f73420b06a6a699cd2fcbcf80f152a2982cf9217a2b88a2cade1cf172520f46ad1721b7905ce93d85ce8eba32d7e039bce8efb5baa97ab2fd44880f95a1489451e", &(0x7f0000000480)="f0fb73e87fab3669bf423ae075b29adcffdaab03a335e905d8dff6f2d54588e57f324ae7ededb011ae12040a93d0dc5a76fda413d3b7b50bece339d3b31297c579e75da353a2a3a89ad8d0e7ca9ebb41b91db20367a0f12e92559ea9bb4a68b84a1e1f4ca0188efa6b88442151d69696a8caeb1efdb68fbbcc7cc905d4c5e99f2c4e4e5f34ffda877bd3a5b3aa065063385a80b8bd7f9deb2e115ef556fb5ee4e246da7b04a9081900dc6cd69f659ebdfb3becc88a68df0ca0275c", 0x4, r5}, 0x38) 06:43:14 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x48000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:14 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$TCSETSF(r3, 0x5404, &(0x7f00000000c0)={0x7, 0x4, 0x1f, 0x1, 0xb, "65591012cf1c294f3d87862cffbbab4eb17091"}) [ 522.133065][T23233] FAT-fs (loop0): bogus number of reserved sectors [ 522.143200][T23233] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 522.167506][T23233] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:14 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 522.281735][T23233] FAT-fs (loop0): bogus number of reserved sectors [ 522.334619][T23233] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x152, 0x48) [ 522.478543][T23273] IPVS: ftp: loaded support on port[0] = 21 [ 522.484763][T23233] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:14 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4c000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 522.762837][T23208] IPVS: ftp: loaded support on port[0] = 21 [ 522.870579][T23318] FAT-fs (loop0): bogus number of reserved sectors [ 522.900374][T23318] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 522.931088][T23318] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:15 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40186366, &(0x7f0000000000)) 06:43:15 executing program 3: execve(&(0x7f00000001c0)='./file0\x00', &(0x7f00000002c0)=[&(0x7f0000000240)='/dev/kvm\x00', &(0x7f0000000280)='/dev/kvm\x00'], &(0x7f0000000380)=[&(0x7f0000000300)='/dev/kvm\x00', &(0x7f0000000340)='/dev/kvm\x00']) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) r4 = openat(r3, &(0x7f00000000c0)='./file0\x00', 0x82, 0x70) openat$ion(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/ion\x00', 0x14000, 0x0) ioctl$sock_inet6_udp_SIOCOUTQ(r4, 0x5411, &(0x7f0000000140)) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x153, 0x48) 06:43:15 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x60000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 523.343468][T23356] FAT-fs (loop0): bogus number of reserved sectors [ 523.398572][T23356] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 523.429259][T23356] FAT-fs (loop0): Can't find a valid FAT filesystem [ 523.468949][T23363] IPVS: ftp: loaded support on port[0] = 21 [ 523.498684][T23356] FAT-fs (loop0): bogus number of reserved sectors [ 523.505237][T23356] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x154, 0x48) [ 523.588823][T23356] FAT-fs (loop0): Can't find a valid FAT filesystem [ 523.930903][T23363] IPVS: ftp: loaded support on port[0] = 21 06:43:19 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:19 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x60f40200}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:19 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x155, 0x48) 06:43:19 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4020744f, &(0x7f0000000000)) 06:43:19 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) socketpair(0x6, 0x5, 0x8001, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r5, &(0x7f0000000600), 0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(r5, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=ANY=[@ANYRES32=r6, @ANYBLOB="0000000000000000080003d83689cfaf9f", @ANYRES32=0x0, @ANYBLOB="4f066f483a17890669014e400925319dc57894882bd2c4f0bd5bf48b3d57421c40787a38d4555bed956bcca45e49f4f508313df68dfb8d63ad7483cd21f068256d4109c25700000000000000"], 0x30}}, 0x0) setsockopt$inet6_mreq(r3, 0x29, 0x15, &(0x7f0000000140)={@initdev={0xfe, 0x88, [], 0x0, 0x0}, r6}, 0x14) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r8, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_NMI(r7, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 527.580945][T23440] IPVS: ftp: loaded support on port[0] = 21 [ 527.623290][T23447] FAT-fs (loop0): bogus number of reserved sectors [ 527.653854][T23445] IPVS: ftp: loaded support on port[0] = 21 [ 527.682843][T23447] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 527.704898][T23452] IPVS: ftp: loaded support on port[0] = 21 06:43:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x156, 0x48) [ 527.802387][T23447] FAT-fs (loop0): Can't find a valid FAT filesystem [ 527.927109][T23447] FAT-fs (loop0): bogus number of reserved sectors [ 527.958738][T23447] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 527.972069][T23447] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:20 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x68000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x157, 0x48) [ 528.275055][T23526] FAT-fs (loop0): bogus number of reserved sectors [ 528.304062][T23526] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 528.369403][T23526] FAT-fs (loop0): Can't find a valid FAT filesystem [ 528.411801][T23445] IPVS: ftp: loaded support on port[0] = 21 [ 528.451133][T23526] FAT-fs (loop0): bogus number of reserved sectors 06:43:20 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/tty/drivers\x00', 0x0, 0x0) ioctl$CAPI_SET_FLAGS(r3, 0x80044324, &(0x7f0000000140)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 528.472595][T23526] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x158, 0x48) [ 528.580835][T23526] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:20 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6c000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 528.834197][T23571] FAT-fs (loop0): bogus number of reserved sectors 06:43:21 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:21 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x4020940d, &(0x7f0000000000)) [ 528.873513][T23571] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 528.932058][T23578] IPVS: ftp: loaded support on port[0] = 21 [ 528.947476][T23571] FAT-fs (loop0): Can't find a valid FAT filesystem [ 529.027398][T23580] IPVS: ftp: loaded support on port[0] = 21 06:43:21 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x159, 0x48) 06:43:21 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x74000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 529.564542][T23629] FAT-fs (loop0): bogus number of reserved sectors [ 529.597076][T23635] IPVS: ftp: loaded support on port[0] = 21 [ 529.634699][T23629] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 529.678150][T23578] IPVS: ftp: loaded support on port[0] = 21 [ 529.699359][T23629] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:21 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15a, 0x48) [ 529.839152][T23629] FAT-fs (loop0): bogus number of reserved sectors [ 529.853883][T23629] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 529.889293][T23629] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:22 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7a000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:22 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15b, 0x48) [ 530.244353][T23699] FAT-fs (loop0): bogus number of reserved sectors [ 530.322256][T23699] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 530.338311][T23706] IPVS: ftp: loaded support on port[0] = 21 06:43:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15c, 0x48) [ 530.418948][T23699] FAT-fs (loop0): Can't find a valid FAT filesystem [ 530.473998][T23699] FAT-fs (loop0): bogus number of reserved sectors [ 530.492124][T23699] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 530.560052][T23699] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:22 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7f020000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:22 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) sendmsg$AUDIT_USER_TTY(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x1c, 0x464, 0x2, 0x70bd2b, 0x25dfdbfd, "c9f046b43276d952b5f4", ["", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x1}, 0x0) write$RDMA_USER_CM_CMD_BIND_IP(r3, &(0x7f00000000c0)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x4e21, 0x7, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x1f}}}, 0x30) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 530.936676][T23744] FAT-fs (loop0): bogus number of reserved sectors [ 530.943229][T23744] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 530.976129][T23744] FAT-fs (loop0): Can't find a valid FAT filesystem [ 531.086746][T23744] FAT-fs (loop0): bogus number of reserved sectors [ 531.097947][T23744] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 531.168736][T23744] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:23 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8004551a, &(0x7f0000000000)) 06:43:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15d, 0x48) 06:43:23 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:23 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:23 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x80020000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 531.413648][T23757] IPVS: ftp: loaded support on port[0] = 21 [ 531.430191][T23761] IPVS: ftp: loaded support on port[0] = 21 [ 531.546263][T23769] FAT-fs (loop0): bogus number of reserved sectors [ 531.562225][T23768] IPVS: ftp: loaded support on port[0] = 21 [ 531.574691][T23769] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 531.617655][T23769] FAT-fs (loop0): Can't find a valid FAT filesystem [ 531.732797][T23769] FAT-fs (loop0): bogus number of reserved sectors [ 531.745114][T23769] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 531.764588][T23769] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:24 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8cffffff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000001000/0x18000)=nil, 0x0, 0x0, 0x5, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 532.039888][T23788] FAT-fs (loop0): bogus number of reserved sectors [ 532.090347][T23788] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 532.101217][T23788] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x1) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) getsockopt$sock_buf(r4, 0x1, 0x3d, &(0x7f0000000240)=""/271, 0xffffffffffffffff) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(0xffffffffffffffff, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f00000001c0)={0x7, &(0x7f0000000140)=[{0xa1fb, 0x8, 0x40}, {0x3, 0x3f, 0x3, 0xfffffff7}, {0x20, 0x3, 0x6, 0x6}, {0x0, 0x9, 0x7f, 0x7f}, {0x80, 0x2, 0x8, 0x800}, {0x0, 0x36, 0x0, 0x1a78043e}, {0x5, 0x9, 0x7, 0x5}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 532.192904][T23788] FAT-fs (loop0): bogus number of reserved sectors [ 532.209601][T23788] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15e, 0x48) [ 532.285741][T23772] IPVS: ftp: loaded support on port[0] = 21 [ 532.296460][T23788] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:24 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc0ed0000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:24 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) listen(0xffffffffffffffff, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, 0xffffffffffffffff, 0x0) sendmsg$IPCTNL_MSG_EXP_GET(r5, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000020}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="8c000000010200000000000000d13b7a1d000005080009400000000008000540000000270800054060dc80f3080009407fffffff3800038006000340000200002c00018014000300fe8000000000000000000000000000bb14000400ff0200000000000000fffffff00000010f0006006e657462696f732d6e7300000f00060073616e652d32303030300000"], 0x8c}, 0x1, 0x0, 0x0, 0x80}, 0x1004) close(r4) r6 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x20000, 0x0) splice(r6, 0x0, r4, 0x0, 0x180ff, 0x0) r7 = pidfd_getfd(r3, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(r1, r7, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x15f, 0x48) [ 532.772288][T23865] FAT-fs (loop0): bogus number of reserved sectors [ 532.810178][T23865] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 532.893208][T23865] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:25 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047425, &(0x7f0000000000)) 06:43:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x160, 0x48) [ 533.693368][T23888] IPVS: ftp: loaded support on port[0] = 21 [ 534.315247][T23888] IPVS: ftp: loaded support on port[0] = 21 06:43:29 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcb260000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) write$binfmt_misc(r1, &(0x7f0000000240)={'syz1', "72e9061b15e70f111ec852540113947ade1e9ccac302bf78d7725fd1e22199d9360caa371859b35804a67a3e309851ce70a39451da9c25718311e925e3f39ff74e17e2fcc76a5bdd268ee46fb2b75076309792e1104cb2590ec6a88966dfb5dc0f25585a0a81a864b75a8e3b1337e702af867e681e259248606711d5528864b37569ebdfa11a0465bb5c1c4077c4b6f76d0e38451b"}, 0x99) openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20ncci\x00', 0x2000, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(r3, 0xc008ae05, &(0x7f00000001c0)=""/53) close(r4) splice(r2, 0x0, r4, 0x0, 0x180ff, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) r6 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000140)='/dev/dlm-monitor\x00', 0x80, 0x0) r7 = ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x1) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe6000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r7, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r7, 0xae9a) ioctl$KVM_RUN(r7, 0xae80, 0x0) 06:43:29 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047453, &(0x7f0000000000)) 06:43:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x161, 0x48) 06:43:29 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 537.240881][T23943] IPVS: ftp: loaded support on port[0] = 21 [ 537.290989][T23939] IPVS: ftp: loaded support on port[0] = 21 [ 537.291264][T23950] IPVS: ftp: loaded support on port[0] = 21 [ 537.317619][T23945] FAT-fs (loop0): bogus number of reserved sectors [ 537.390706][T23945] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 537.410721][T23945] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x162, 0x48) [ 537.510432][T23945] FAT-fs (loop0): bogus number of reserved sectors [ 537.522024][T23945] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 537.542901][T23945] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcc260000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 537.739608][T24022] FAT-fs (loop0): bogus number of reserved sectors [ 537.746473][T24022] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 537.756523][T24022] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x163, 0x48) [ 537.817798][T24022] FAT-fs (loop0): bogus number of reserved sectors [ 537.818928][T23939] IPVS: ftp: loaded support on port[0] = 21 [ 537.838451][T24022] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 537.895647][T24022] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd0080000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x164, 0x48) 06:43:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x1000, &(0x7f0000016000/0x1000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r6 = syz_open_dev$media(&(0x7f0000000140)='/dev/media#\x00', 0x4, 0x1) ioctl$KVM_REGISTER_COALESCED_MMIO(r6, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) ioctl$EVIOCSABS2F(r2, 0x401845ef, &(0x7f00000001c0)={0x726f376f, 0x81, 0x80000000, 0x1f, 0x80000000, 0x8}) ioctl$KVM_CREATE_DEVICE(r2, 0xc00caee0, &(0x7f00000000c0)={0x2}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) sync_file_range(r7, 0x0, 0x0, 0x5) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0xda72) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 538.230331][T24065] FAT-fs (loop0): bogus number of reserved sectors [ 538.254919][T24065] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 538.295697][T24065] FAT-fs (loop0): Can't find a valid FAT filesystem [ 538.387790][T24065] FAT-fs (loop0): bogus number of reserved sectors [ 538.408027][T24065] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:30 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:30 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047455, &(0x7f0000000000)) 06:43:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x165, 0x48) [ 538.457347][T24065] FAT-fs (loop0): Can't find a valid FAT filesystem [ 538.525226][T24084] IPVS: ftp: loaded support on port[0] = 21 06:43:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd1080000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:30 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 538.649557][T24099] IPVS: ftp: loaded support on port[0] = 21 [ 538.825370][T24116] FAT-fs (loop0): bogus number of reserved sectors [ 538.890687][T24123] IPVS: ftp: loaded support on port[0] = 21 [ 538.907482][T24116] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 538.984936][T24116] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:31 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x1c000}) r3 = openat$bsg(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/bsg\x00', 0x200000, 0x0) setsockopt$PNPIPE_INITSTATE(r3, 0x113, 0x4, &(0x7f0000000140), 0x4) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) setsockopt$inet_buf(r4, 0x0, 0x11, &(0x7f0000000240)="5021f7c7830d59666671499a716e0604742a7b12a1e76b36b99e9b49f8a417acf7188c9a92c5c50647f0392d29742188cdc01f70066fdb9663db08b4b0a9a7b2d6d6cf80d977d5f888d8577c876cf437241d8e9bcc364579aa8307cc3e23de1ae5a7a9ab", 0x64) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$SIOCPNGETOBJECT(r4, 0x89e0, &(0x7f00000001c0)=0x7) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 539.094199][T24116] FAT-fs (loop0): bogus number of reserved sectors [ 539.129514][T24116] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 539.205495][T24116] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:31 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf5ffffff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x166, 0x48) [ 539.495532][T24175] FAT-fs (loop0): bogus number of reserved sectors [ 539.502075][T24175] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 539.580136][T24175] FAT-fs (loop0): Can't find a valid FAT filesystem [ 539.638671][T24084] IPVS: ftp: loaded support on port[0] = 21 [ 539.653567][T24175] FAT-fs (loop0): bogus number of reserved sectors [ 539.686092][T24175] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 539.696824][T24175] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x167, 0x48) 06:43:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf6ffffff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:32 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) 06:43:32 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8004745a, &(0x7f0000000000)) [ 540.105676][T24222] FAT-fs (loop0): bogus number of reserved sectors [ 540.145369][T24222] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x168, 0x48) [ 540.154515][T24222] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:32 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = creat(&(0x7f00000000c0)='./file0\x00', 0x14) ioctl$SIOCPNENABLEPIPE(r3, 0x89ed, 0x0) [ 540.220939][T24228] IPVS: ftp: loaded support on port[0] = 21 [ 540.234623][T24233] IPVS: ftp: loaded support on port[0] = 21 06:43:32 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 540.471810][T24222] FAT-fs (loop0): bogus number of reserved sectors [ 540.486846][T24222] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 540.571647][T24277] IPVS: ftp: loaded support on port[0] = 21 [ 540.630634][T24222] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf9fdffff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x169, 0x48) [ 540.945738][T24313] FAT-fs (loop0): bogus number of reserved sectors [ 540.952290][T24313] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 541.055549][T24313] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16a, 0x48) [ 541.148448][T24313] FAT-fs (loop0): bogus number of reserved sectors [ 541.165308][T24313] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 541.174460][T24313] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfe030000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 541.306615][T24233] IPVS: ftp: loaded support on port[0] = 21 06:43:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) r5 = getpid() syz_open_procfs(r5, &(0x7f0000000140)='net/anycast6\x00') setsockopt$bt_hci_HCI_FILTER(r3, 0x0, 0x2, &(0x7f00000000c0)={0x97, [0xc000, 0xff], 0x4}, 0x10) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_TSC_KHZ(r2, 0xaea2, 0x48f9333) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 541.547921][T24344] FAT-fs (loop0): bogus number of reserved sectors [ 541.661322][T24344] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:33 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) [ 541.746899][T24344] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:34 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 541.881476][T24350] IPVS: ftp: loaded support on port[0] = 21 [ 541.892313][T24344] FAT-fs (loop0): bogus number of reserved sectors [ 541.911819][T24344] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16b, 0x48) [ 542.004427][T24344] FAT-fs (loop0): Can't find a valid FAT filesystem [ 542.067611][T24356] IPVS: ftp: loaded support on port[0] = 21 06:43:36 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047463, &(0x7f0000000000)) 06:43:36 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x1000, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock\x00', 0x8082, 0x0) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r4, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000300)=[@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, &(0x7f0000000180)=0x10) r5 = socket$inet(0x2, 0x80001, 0x84) getsockopt$IP_VS_SO_GET_INFO(r5, 0x0, 0x481, &(0x7f00000001c0), &(0x7f0000000240)=0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f0000000340)={r6, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x5, 0x326}, 0x9c) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r3, 0x84, 0x23, &(0x7f0000000140)={r6, 0x4}, 0x8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16c, 0x48) 06:43:36 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:36 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) [ 544.877916][T24433] FAT-fs (loop0): bogus number of reserved sectors [ 544.884697][T24431] IPVS: ftp: loaded support on port[0] = 21 [ 544.936515][T24433] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 544.954670][T24433] FAT-fs (loop0): Can't find a valid FAT filesystem [ 544.963223][T24437] IPVS: ftp: loaded support on port[0] = 21 [ 545.002234][T24448] IPVS: ftp: loaded support on port[0] = 21 [ 545.038332][T24433] FAT-fs (loop0): bogus number of reserved sectors [ 545.067938][T24433] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 545.100463][T24433] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16d, 0x48) 06:43:37 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff0f0000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:37 executing program 3: sendmsg$IPCTNL_MSG_TIMEOUT_NEW(0xffffffffffffffff, &(0x7f0000000d00)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000cc0)={&(0x7f0000000c40)={0x68, 0x0, 0x8, 0x201, 0x0, 0x0, {0xc, 0x0, 0x2}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_DATA={0x3c, 0x4, 0x0, 0x1, @sctp=[@CTA_TIMEOUT_SCTP_ESTABLISHED={0x8, 0x4, 0x1, 0x0, 0xfff}, @CTA_TIMEOUT_SCTP_COOKIE_WAIT={0x8, 0x2, 0x1, 0x0, 0x1}, @CTA_TIMEOUT_SCTP_CLOSED={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_TIMEOUT_SCTP_HEARTBEAT_SENT={0x8, 0x8, 0x1, 0x0, 0x1}, @CTA_TIMEOUT_SCTP_SHUTDOWN_ACK_SENT={0x8, 0x7, 0x1, 0x0, 0x5}, @CTA_TIMEOUT_SCTP_HEARTBEAT_ACKED={0x8, 0x9, 0x1, 0x0, 0xc88}, @CTA_TIMEOUT_SCTP_SHUTDOWN_ACK_SENT={0x8, 0x7, 0x1, 0x0, 0x14000}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x1}, 0x40814) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000011000/0x1000)=nil) shmat(r3, &(0x7f0000000000/0x13000)=nil, 0x4000) sendmsg$SMC_PNETID_DEL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x24, 0x0, 0x4, 0x70bd29, 0x25dfdbff, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x24}}, 0x20000000) shmctl$SHM_STAT_ANY(r3, 0xf, &(0x7f0000000240)=""/219) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) r5 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000440)='ethtool\x00') sendmsg$ETHTOOL_MSG_LINKINFO_SET(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000060000000c00018008000100", @ANYRES16=r4], 0x4}}, 0x0) sendmsg$ETHTOOL_MSG_LINKINFO_SET(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="00047142cfb723c08bd4638a2686ca322abd700001000000030000baf5000500020009000000050005002000000050ceb2faf54d0a378e4254877f6335dc59647d3b03adfb4caf44a485ed8a5d97729801e54009bbc396d15fe60fd441cf7f19fc6394933fed6e0e070a6186a91f40558c6460049c770ed8b6b8cdfd42f00fbb"], 0x24}, 0x1, 0x0, 0x0, 0x2000c8c7}, 0x840) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16e, 0x48) [ 545.741682][T24448] IPVS: ftp: loaded support on port[0] = 21 [ 545.755505][T24528] FAT-fs (loop0): bogus number of reserved sectors [ 545.762032][T24528] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:38 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 545.889834][T24528] FAT-fs (loop0): Can't find a valid FAT filesystem [ 545.969584][T24528] FAT-fs (loop0): bogus number of reserved sectors [ 546.004365][T24528] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 546.117189][T24528] FAT-fs (loop0): Can't find a valid FAT filesystem [ 546.259059][T24551] IPVS: ftp: loaded support on port[0] = 21 06:43:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfffdffff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 546.652272][T24596] FAT-fs (loop0): bogus number of reserved sectors [ 546.688365][T24596] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 546.698215][T24596] FAT-fs (loop0): Can't find a valid FAT filesystem [ 546.797381][T24596] FAT-fs (loop0): bogus number of reserved sectors [ 546.807680][T24596] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 546.822488][T24596] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:39 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047464, &(0x7f0000000000)) 06:43:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x16f, 0x48) 06:43:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x208103, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r3, 0x0, r5, 0x0, 0x180ff, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r3, 0x6, 0x2, &(0x7f00000000c0)={0xfff9, "c361a6"}, 0x6) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x101fd, 0xe96c94a081b58773, 0x3000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x88, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000002580)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r6, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) sendmsg$TCPDIAG_GETSOCK(r4, &(0x7f0000002540)={&(0x7f0000001380)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000002500)={&(0x7f00000013c0)={0x1124, 0x12, 0x200, 0x70bd25, 0x25dfdbfd, {0x9, 0x79, 0x7f, 0x80, {0x4e22, 0x4e20, [0x7, 0x4, 0x10000, 0x6], [0x3, 0x0, 0xe1, 0x200], r6, [0x1ff, 0x3]}, 0x1, 0xfffffffb}, [@INET_DIAG_REQ_BYTECODE={0x1004, 0x1, "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"}, @INET_DIAG_REQ_BYTECODE={0xd3, 0x1, "793c159aa72260a735355b5b91cafb7a9e9cc81834ca49727d45c1360045df5d4a379d5097507f6b0ff352b343b44cda194574c49e9fc1c3fa6a77c155ad7605d681e364ee35c471c41cd850a39015618139eb60db7123502425f64d2983b186b73fa8375e80837031756e00e579743c3df8e75be90eef1fc5491557610c4decd7abc636b6ca91d2458b49d3dfddf461fecc59035edd91550d394d3024a0e288fc88a0336100065fe42cb0cde8c44ccd9de2219aeabe36d5fdeea1b5818995cec7b985ec7e3800bf6a746c1088f42a"}]}, 0x1124}, 0x1, 0x0, 0x0, 0x4}, 0x404c000) syz_mount_image$nfs(&(0x7f0000000140)='nfs\x00', &(0x7f00000001c0)='./file0\x00', 0xfffffffffffffffa, 0x2, &(0x7f00000012c0)=[{&(0x7f0000000240)="e4796f260972d6616c2613903ac1d6c7b5", 0x11, 0x7}, {&(0x7f00000026c0)="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"/4163, 0x1043}, {&(0x7f0000001280)="c363a4326461bb76d70e1df10e0e2c0ab3ad9921bb8b05dffe157d219e8e9366dbca3f8bcbef8eb4068f8a5da44bdcdf", 0x30, 0x200}], 0x2040000, &(0x7f0000002600)='X\x85\xab\t\x87zkqg\xaa\x92HcT\x0f>\x87\xca\xac\xba\x90\x9e\x16v{x\xac\xcb\x10\x13hxj\x11\xdd\xd1\x1c\xe3\xaf\xad8\xd7n>]\xe9i\nd\x1d^s\xa8\xc4\xf8\x9b\xfc\x9e\x8e\x02T\xe4-\xe9\xfcR\x1e$)\xba\xc2\xab\x85\xacXT\x1b\x87\xda$&\xa7\xd6\xacU\xd5\xd6\xc4\x9e\xe4Gj\xba\xc92A\xf60B\xd4o\x97kl\x03\x00\x00\x00\x00\x00\x00\x00Y\xd0T\x16\x18K\f\xc6\x01v\x10\xd6\xd9\r\xe7[V') 06:43:39 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 546.957668][T24609] IPVS: ftp: loaded support on port[0] = 21 06:43:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfffffdf9}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 547.055769][T24613] IPVS: ftp: loaded support on port[0] = 21 06:43:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x170, 0x48) 06:43:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x97d026bb5dbb41dc, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 547.346573][T24665] FAT-fs (loop0): bogus number of reserved sectors [ 547.353375][T24665] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 547.363479][T24665] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:39 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfffffdff}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) openat$vicodec1(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/video37\x00', 0x2, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000240)={0x0, 0x0, [0x81, 0x10000, 0x7, 0x6]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$SNDRV_PCM_IOCTL_HW_FREE(r3, 0x4112, 0x0) [ 547.448264][T24675] IPVS: ftp: loaded support on port[0] = 21 06:43:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x171, 0x48) [ 547.628984][T24685] FAT-fs (loop0): bogus number of reserved sectors [ 547.651816][T24685] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 547.661982][T24685] FAT-fs (loop0): Can't find a valid FAT filesystem [ 547.752123][T24685] FAT-fs (loop0): bogus number of reserved sectors [ 547.763191][T24685] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 547.772901][T24685] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xffffff7f}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 548.044137][T24721] FAT-fs (loop0): bogus number of reserved sectors [ 548.067226][T24721] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 548.098847][T24721] FAT-fs (loop0): Can't find a valid FAT filesystem [ 548.162426][T24609] IPVS: ftp: loaded support on port[0] = 21 [ 548.230439][T24721] FAT-fs (loop0): bogus number of reserved sectors [ 548.250484][T24721] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 548.279487][T24721] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:40 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047469, &(0x7f0000000000)) 06:43:40 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:43:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x172, 0x48) 06:43:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) dup3(r4, r3, 0x0) pread64(r4, &(0x7f0000000240)=""/241, 0xf1, 0x2) ioctl$KVM_NMI(r2, 0xae9a) close(0xffffffffffffffff) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) io_uring_register$IORING_UNREGISTER_BUFFERS(0xffffffffffffffff, 0x1, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xffffff8c}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:40 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 548.532439][T24755] IPVS: ftp: loaded support on port[0] = 21 [ 548.607077][T24763] IPVS: ftp: loaded support on port[0] = 21 [ 548.659159][T24768] FAT-fs (loop0): bogus number of reserved sectors [ 548.719110][T24765] IPVS: ftp: loaded support on port[0] = 21 [ 548.725539][T24768] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x173, 0x48) [ 548.826046][T24768] FAT-fs (loop0): Can't find a valid FAT filesystem [ 548.915412][T24768] FAT-fs (loop0): bogus number of reserved sectors [ 548.937572][T24768] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 548.997942][T24768] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:41 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfffffff5}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x174, 0x48) [ 549.305077][T24842] FAT-fs (loop0): bogus number of reserved sectors [ 549.367982][T24842] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 549.458273][T24842] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:41 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$SIOCAX25CTLCON(r3, 0x89e8, &(0x7f0000000240)={@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x3, 0xff, 0x8, [@default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @bcast, @null]}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$IMGETDEVINFO(r4, 0x80044944, &(0x7f0000000140)={0x293d}) ioctl$KVM_NMI(r2, 0xae9a) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000000c0)={0x1ec, 0x7}, 0xc) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.597490][T24842] FAT-fs (loop0): bogus number of reserved sectors 06:43:41 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) [ 549.673937][T24842] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 549.754916][T24842] FAT-fs (loop0): Can't find a valid FAT filesystem [ 549.915748][T24864] IPVS: ftp: loaded support on port[0] = 21 06:43:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfffffff6}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 550.071522][T24765] IPVS: ftp: loaded support on port[0] = 21 [ 550.164544][T24893] FAT-fs (loop0): bogus number of reserved sectors [ 550.171083][T24893] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 550.264904][T24893] FAT-fs (loop0): Can't find a valid FAT filesystem [ 550.369344][T24893] FAT-fs (loop0): bogus number of reserved sectors [ 550.381739][T24893] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 550.401462][T24893] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:42 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8004746c, &(0x7f0000000000)) 06:43:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x175, 0x48) 06:43:42 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xedc000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:42 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) [ 550.630733][T24928] IPVS: ftp: loaded support on port[0] = 21 06:43:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text32={0x20, &(0x7f0000000240)="66b812018ed00f013f0fccbfd048000066ba4200ec660fe14b9b0f015c6e010f21ea0f20d835080000000f22d866baf80cb83403ff84ef66bafc0c66edf20f2a3bb84d585987ef66bafc0cb06bee", 0x4e}], 0x1, 0x40, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) listen(0xffffffffffffffff, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect(r5, &(0x7f00000002c0)=@nfc_llcp={0x27, 0x0, 0x0, 0x6, 0x7, 0x8, "c4c1113e446a341afbdae4f5dbfce714d1819f4d821d90de80e0a4020a69e5d07345fa43f6a6dc904244704d5415004e7f0a82dfc9557ca1cf04509383afbe", 0x1c}, 0x80) ioctl$NS_GET_OWNER_UID(r3, 0xb704, &(0x7f0000000000)) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) ioctl$PIO_FONTRESET(r3, 0x4b6d, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 550.707995][T24931] IPVS: ftp: loaded support on port[0] = 21 [ 550.715467][T24935] FAT-fs (loop0): bogus number of reserved sectors [ 550.780553][T24935] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 550.794404][T24939] IPVS: ftp: loaded support on port[0] = 21 [ 550.879813][T24935] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:43 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x176, 0x48) 06:43:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r3, 0x0, 0x61, &(0x7f0000000240)={'filter\x00', 0x4}, 0x68) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f00000002c0)="3e0f01d166b8faffff7f0f23c80f21f866350c0060000f23f80f01d80f20c06635000004000f22c066b9800000c00f326635008000000f30dec60fc75e54baf80c66b846a7108066efbafc0cb000ee640f5a983e02ba2100b000ee", 0x5b}], 0x1, 0x1, &(0x7f0000000140)=[@vmwrite={0x8, 0x0, 0x4, 0x0, 0x2, 0x0, 0x1, 0x0, 0x58e}, @efer={0x2, 0x8500}], 0x2) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 551.327641][T25004] FAT-fs (loop0): bogus number of reserved sectors [ 551.385331][T25004] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 551.400748][T25004] FAT-fs (loop0): Can't find a valid FAT filesystem [ 551.497191][T25004] FAT-fs (loop0): bogus number of reserved sectors [ 551.517454][T25004] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 551.571135][T25004] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:43 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xe000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:44 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 551.920405][T25036] FAT-fs (loop0): bogus number of reserved sectors [ 551.953804][T25036] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x177, 0x48) [ 552.040712][T25036] FAT-fs (loop0): Can't find a valid FAT filesystem [ 552.058910][T24931] IPVS: ftp: loaded support on port[0] = 21 [ 552.076185][T25039] IPVS: ftp: loaded support on port[0] = 21 [ 552.146475][T25036] FAT-fs (loop0): bogus number of reserved sectors [ 552.199643][T25036] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 552.282164][T25036] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:49 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x8004746f, &(0x7f0000000000)) 06:43:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x100000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r3, 0x0, r5, 0x0, 0x180ff, 0x0) write(0xffffffffffffffff, &(0x7f0000000600), 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r6, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) sendmsg$NL80211_CMD_GET_MESH_CONFIG(r4, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x24, 0x0, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NL80211_ATTR_IFINDEX={0x8, 0x3, r6}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x3}]}, 0x24}, 0x1, 0x0, 0x0, 0x80}, 0xc800) ioctl$TIOCSLCKTRMIOS(r3, 0x5457, &(0x7f0000000140)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:43:49 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) 06:43:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x178, 0x48) 06:43:49 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 557.141625][T25121] IPVS: ftp: loaded support on port[0] = 21 [ 557.142799][T25122] IPVS: ftp: loaded support on port[0] = 21 [ 557.210578][T25131] IPVS: ftp: loaded support on port[0] = 21 [ 557.239414][T25127] FAT-fs (loop0): bogus number of reserved sectors [ 557.363824][T25127] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 557.414466][T25127] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x179, 0x48) 06:43:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x200000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$sock_SIOCGIFVLAN_GET_VLAN_VID_CMD(0xffffffffffffffff, 0x8982, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) close(0xffffffffffffffff) splice(r4, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000000140)={0xaa, 0x4}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$BLKROSET(r3, 0x125d, &(0x7f00000000c0)=0x9) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 557.895306][T25215] FAT-fs (loop0): bogus number of reserved sectors [ 557.941480][T25215] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 558.039789][T25215] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:50 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x204000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:50 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x300000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 558.456807][T25223] FAT-fs (loop0): bogus number of reserved sectors [ 558.485458][T25223] FAT-fs (loop0): This looks like a DOS 1.x volume; assuming default BPB values [ 558.579477][T25131] IPVS: ftp: loaded support on port[0] = 21 06:43:50 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) splice(r3, 0x0, r4, 0x0, 0x180ff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000240)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b800870000807b80ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6c}], 0x1, 0x4, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 558.836539][T25243] FAT-fs (loop0): bogus number of reserved sectors [ 558.843086][T25243] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:51 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047470, &(0x7f0000000000)) 06:43:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17a, 0x48) 06:43:51 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:51 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) [ 558.913619][T25243] FAT-fs (loop0): Can't find a valid FAT filesystem [ 559.012747][T25267] IPVS: ftp: loaded support on port[0] = 21 [ 559.057691][T25243] FAT-fs (loop0): bogus number of reserved sectors [ 559.122495][T25243] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 559.211764][T25286] IPVS: ftp: loaded support on port[0] = 21 [ 559.221129][T25287] IPVS: ftp: loaded support on port[0] = 21 [ 559.229443][T25243] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17b, 0x48) 06:43:51 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x304000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:51 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f00000003c0)=ANY=[], 0x1000000c8) epoll_wait(r2, &(0x7f0000000280)=[{}, {}, {}, {}, {}, {}], 0x6, 0x1000000) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) splice(r5, 0x0, r6, 0x0, 0x180ff, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(0xffffffffffffffff, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$SOUND_MIXER_READ_RECMASK(0xffffffffffffffff, 0x80044dfd, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 559.638277][T25349] FAT-fs (loop0): bogus number of reserved sectors 06:43:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17c, 0x48) [ 559.714525][T25349] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:51 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 559.769541][T25349] FAT-fs (loop0): Can't find a valid FAT filesystem [ 559.775973][T25287] IPVS: ftp: loaded support on port[0] = 21 [ 559.834464][T25349] FAT-fs (loop0): bogus number of reserved sectors [ 559.850231][T25365] IPVS: ftp: loaded support on port[0] = 21 [ 559.886478][T25349] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 559.899455][T25349] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:52 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x400000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:52 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17d, 0x48) [ 560.139427][T25415] FAT-fs (loop0): bogus number of reserved sectors [ 560.155191][T25415] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 560.168028][T25415] FAT-fs (loop0): Can't find a valid FAT filesystem [ 560.254786][T25415] FAT-fs (loop0): bogus number of reserved sectors [ 560.297763][T25415] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 560.401873][T25415] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:52 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) bind$rxrpc(0xffffffffffffffff, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(0xffffffffffffffff, 0x9) r3 = socket$netlink(0x10, 0x3, 0x0) dup3(r3, 0xffffffffffffffff, 0x0) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) sendfile(r3, r4, &(0x7f00000000c0)=0xfffffffffffffff8, 0x6c6) 06:43:53 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047473, &(0x7f0000000000)) 06:43:53 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x404000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:53 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) 06:43:53 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:43:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17e, 0x48) [ 561.394534][T25464] FAT-fs (loop0): bogus number of reserved sectors [ 561.408601][T25466] IPVS: ftp: loaded support on port[0] = 21 [ 561.458742][T25464] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 561.493694][T25468] IPVS: ftp: loaded support on port[0] = 21 [ 561.508260][T25469] IPVS: ftp: loaded support on port[0] = 21 [ 561.561973][T25464] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:53 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x10002, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) splice(r0, 0x0, r1, 0x0, 0x180ff, 0x0) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = openat$mice(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/input/mice\x00', 0x8200) ioctl$DRM_IOCTL_MODE_LIST_LESSEES(r4, 0xc01064c7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)}) ioctl$KVM_REGISTER_COALESCED_MMIO(r2, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000000)="b861008ed8baf80c66b8909cd08c66efbafc0c66b8df00000066ef0ffc55e70f09260fc7aca1d1e40b360fd3e9660fea7c008145000b006436f267260f35"}], 0x1, 0x1, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r3, 0xae9a) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(0xffffffffffffffff, 0x0, r5, 0x0, 0x180ff, 0x0) ioctl$DRM_IOCTL_MODE_CURSOR2(0xffffffffffffffff, 0xc02464bb, &(0x7f0000000140)={0x3, 0x7, 0x8, 0x10000, 0x5, 0x1ec, 0x64abe03b, 0x5, 0x8}) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 561.710783][T25464] FAT-fs (loop0): bogus number of reserved sectors [ 561.717442][T25464] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 561.782360][T25464] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:54 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x500000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 562.157768][T25520] FAT-fs (loop0): bogus number of reserved sectors [ 562.192965][T25471] IPVS: ftp: loaded support on port[0] = 21 06:43:54 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000001000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8baf80c66b8af55388966efbafc0cb0a2ee670f21540f326635001000000f30", 0x77}], 0x1, 0x28, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r5, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r5, 0x84, 0x76, &(0x7f00000000c0)={0x0, 0x6}, 0x8) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) splice(r4, 0x0, r6, 0x0, 0x180ff, 0x0) ioctl$EVIOCGPHYS(r4, 0x80404507, &(0x7f0000000240)=""/4096) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 562.221369][T25520] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 562.248465][T25520] FAT-fs (loop0): Can't find a valid FAT filesystem [ 562.325110][T25520] FAT-fs (loop0): bogus number of reserved sectors [ 562.336715][T25520] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 562.356650][T25520] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:54 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x504000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:43:54 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x17f, 0x48) [ 562.606325][T25566] FAT-fs (loop0): bogus number of reserved sectors [ 562.621217][T25566] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 562.648224][T25566] FAT-fs (loop0): Can't find a valid FAT filesystem [ 562.707239][T25566] FAT-fs (loop0): bogus number of reserved sectors [ 562.714458][T25566] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 562.724285][T25566] FAT-fs (loop0): Can't find a valid FAT filesystem 06:43:55 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x600000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 562.909756][T25592] FAT-fs (loop0): bogus number of reserved sectors [ 562.936282][T25592] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:43:55 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x180, 0x48) [ 562.957088][T25592] FAT-fs (loop0): Can't find a valid FAT filesystem [ 563.017210][T25592] FAT-fs (loop0): bogus number of reserved sectors [ 563.032198][T25592] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 563.079751][T25592] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:02 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047475, &(0x7f0000000000)) 06:44:02 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x604000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:03 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) 06:44:03 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = openat$mice(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/input/mice\x00', 0x90800) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r3, 0xc0984124, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}) 06:44:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x181, 0x48) 06:44:03 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) [ 570.792696][T25685] FAT-fs (loop0): bogus number of reserved sectors [ 570.799362][T25685] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 570.825895][T25685] FAT-fs (loop0): Can't find a valid FAT filesystem [ 570.865687][T25688] IPVS: ftp: loaded support on port[0] = 21 [ 570.939242][T25685] FAT-fs (loop0): bogus number of reserved sectors [ 570.951701][T25685] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 570.967010][T25685] FAT-fs (loop0): Can't find a valid FAT filesystem [ 571.018701][T25694] IPVS: ftp: loaded support on port[0] = 21 06:44:03 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x628000100000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 571.128324][T25714] IPVS: ftp: loaded support on port[0] = 21 06:44:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x182, 0x48) [ 571.420665][T25755] FAT-fs (loop0): bogus number of reserved sectors [ 571.456760][T25755] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 571.559217][T25688] IPVS: ftp: loaded support on port[0] = 21 06:44:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x183, 0x48) [ 571.600024][T25755] FAT-fs (loop0): Can't find a valid FAT filesystem [ 571.726056][T25755] FAT-fs (loop0): bogus number of reserved sectors [ 571.746982][T25755] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snd/seq\x00', 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 571.867029][T25755] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x184, 0x48) 06:44:04 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x700000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 572.245549][T25820] FAT-fs (loop0): bogus number of reserved sectors [ 572.277055][T25820] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 572.394399][T25820] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:05 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047478, &(0x7f0000000000)) 06:44:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x185, 0x48) 06:44:05 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x704000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:05 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, 0x0) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, 0x0) 06:44:05 executing program 4: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:05 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) splice(r1, 0x0, r2, 0x0, 0x180ff, 0x0) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) bind$rxrpc(0xffffffffffffffff, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(0xffffffffffffffff, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000140)='/dev/adsp1\x00', 0x0, 0x0) poll(&(0x7f0000000240)=[{0xffffffffffffffff, 0x10}, {0xffffffffffffffff, 0x404}, {0xffffffffffffffff, 0x400}, {r1, 0x70ca}, {0xffffffffffffffff, 0x8100}, {r0, 0x400}, {0xffffffffffffffff, 0x20}, {0xffffffffffffffff, 0x2020}, {r4, 0x40}, {r6, 0x18}], 0xa, 0x8) r7 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(r5, r7, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x8, 0x0, 0x0) ioctl$KVM_NMI(r7, 0xae9a) ioctl$KVM_RUN(r7, 0xae80, 0x0) [ 573.202014][T25844] IPVS: ftp: loaded support on port[0] = 21 [ 573.228476][T25845] FAT-fs (loop0): bogus number of reserved sectors [ 573.232881][T25849] IPVS: ftp: loaded support on port[0] = 21 [ 573.294700][T25845] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x186, 0x48) [ 573.404538][T25854] IPVS: ftp: loaded support on port[0] = 21 [ 573.410653][T25845] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:05 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r3, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r3, 0x9) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = dup3(r4, r3, 0x0) dup3(0xffffffffffffffff, r4, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r7 = socket$inet_udp(0x2, 0x2, 0x0) close(r7) splice(r6, 0x0, r7, 0x0, 0x180ff, 0x0) syz_kvm_setup_cpu$x86(r5, r6, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfffffffffffffd26, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:05 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x748000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x187, 0x48) 06:44:06 executing program 4: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 573.854781][T25930] FAT-fs (loop0): bogus number of reserved sectors [ 573.904343][T25930] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 573.986772][T25930] FAT-fs (loop0): Can't find a valid FAT filesystem [ 574.025860][T25939] IPVS: ftp: loaded support on port[0] = 21 [ 574.090012][T25930] FAT-fs (loop0): bogus number of reserved sectors [ 574.139312][T25930] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 574.212274][T25930] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:06 executing program 4: unshare(0x40000000) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 574.310071][T25854] IPVS: ftp: loaded support on port[0] = 21 [ 574.433127][T25979] IPVS: ftp: loaded support on port[0] = 21 06:44:12 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80086301, &(0x7f0000000000)) 06:44:12 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x800000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x188, 0x48) 06:44:12 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x40002, 0x0) ioctl$DRM_IOCTL_MODE_RMFB(r3, 0xc00464af, &(0x7f00000001c0)=0x2) write$P9_RLERRORu(r3, &(0x7f0000000240)=ANY=[@ANYBLOB="020000006d00050000007c805511d522a0b9d6cd87d1fc7aedc4b449169afb8a6c24e5d16f3d3f09b3c64abe80e4d496a5cef42708c150dd961f59c93425486142d68208ab496d1fbd697828c2e9386bff6c1948444b26304eab6d65"], 0x16) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_BINARY(r3, 0x2, &(0x7f0000000140)='/dev/kvm\x00', &(0x7f00000001c0), 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:12 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) 06:44:12 executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 579.918094][T26049] IPVS: ftp: loaded support on port[0] = 21 [ 579.924632][T26041] FAT-fs (loop0): bogus number of reserved sectors [ 579.951494][T26046] IPVS: ftp: loaded support on port[0] = 21 [ 579.972734][T26041] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 579.993711][T26041] FAT-fs (loop0): Can't find a valid FAT filesystem [ 580.083138][T26041] FAT-fs (loop0): bogus number of reserved sectors [ 580.103608][T26041] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x189, 0x48) [ 580.171351][T26041] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:12 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) write$P9_RAUTH(r3, &(0x7f00000000c0)={0x14, 0x67, 0x1, {0x0, 0x4, 0x4}}, 0x14) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:12 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x804000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 580.545832][T26115] FAT-fs (loop0): bogus number of reserved sectors [ 580.596728][T26115] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18a, 0x48) [ 580.698267][T26115] FAT-fs (loop0): Can't find a valid FAT filesystem [ 580.725653][T26049] IPVS: ftp: loaded support on port[0] = 21 [ 580.822412][T26115] FAT-fs (loop0): bogus number of reserved sectors [ 580.846324][T26115] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 580.890706][T26115] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:13 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) 06:44:13 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x900000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 581.220016][T26154] IPVS: ftp: loaded support on port[0] = 21 [ 581.282706][T26157] FAT-fs (loop0): bogus number of reserved sectors [ 581.370942][T26157] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:13 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80207450, &(0x7f0000000000)) 06:44:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18b, 0x48) 06:44:13 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000140)='/dev/full\x00', 0x0, 0x0) clock_gettime(0x0, &(0x7f00000001c0)={0x0, 0x0}) write$input_event(r3, &(0x7f0000000200)={{r4, r5/1000+60000}, 0x7, 0x80, 0xffffffff}, 0x18) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000140)=ANY=[], 0x1000000c8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000fe5000/0x18000)=nil, 0x0, 0x0, 0x20, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 581.483669][T26157] FAT-fs (loop0): Can't find a valid FAT filesystem [ 581.602261][T26177] IPVS: ftp: loaded support on port[0] = 21 06:44:13 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x904000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:13 executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18c, 0x48) [ 581.927705][T26206] FAT-fs (loop0): bogus number of reserved sectors [ 581.984671][T26206] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 582.056821][T26206] FAT-fs (loop0): Can't find a valid FAT filesystem [ 582.171033][T26206] FAT-fs (loop0): bogus number of reserved sectors [ 582.203764][T26206] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18d, 0x48) [ 582.400819][T26206] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:14 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cachefiles\x00', 0x103000, 0x0) sendto$phonet(r3, &(0x7f0000000580)="d06f971ffbb94ccec53869440951264935067d252cfadc4a83ac9a0e09b78dc46dcb65ac8ce01024c367a2275546c57a485c75c08eb4a2d2cf5909b14f666803a43c7d42482e17459bd9f920979df0a3a37d416de01cffd2d30d2a0e4b6eb1f1d8dc4be23eb6ba7a676ff028e0f3887a659d1dfcbfb32090847358c2bb3bd633c214646a769074f0683499c1acae16b37c29c2871a45d0068c9f6bcd475e", 0x9e, 0x40000, &(0x7f0000000640)={0x23, 0x1, 0x3, 0x40}, 0x10) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:14 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18e, 0x48) [ 582.689149][T26177] IPVS: ftp: loaded support on port[0] = 21 [ 582.743748][T26244] FAT-fs (loop0): bogus number of reserved sectors [ 582.750595][T26244] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 582.760158][T26244] FAT-fs (loop0): Can't find a valid FAT filesystem [ 582.832703][T26244] FAT-fs (loop0): bogus number of reserved sectors [ 582.845728][T26244] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 582.868967][T26244] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:15 executing program 1: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x80047458, 0x0) 06:44:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x18f, 0x48) [ 583.217623][T26278] IPVS: ftp: loaded support on port[0] = 21 06:44:15 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0xc0045878, &(0x7f0000000000)) 06:44:15 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xa04000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x190, 0x48) 06:44:15 executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 583.472344][T26243] debugfs: Directory '26243-4' with parent 'kvm' already present! [ 583.496949][T26302] FAT-fs (loop0): bogus number of reserved sectors [ 583.546804][T26302] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 583.558430][T26302] FAT-fs (loop0): Can't find a valid FAT filesystem [ 583.640883][T26302] FAT-fs (loop0): bogus number of reserved sectors [ 583.647434][T26302] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 583.672543][T26313] IPVS: ftp: loaded support on port[0] = 21 06:44:15 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r1 = syz_usb_connect$cdc_ncm(0x4, 0x92, &(0x7f0000000240)={{0x12, 0x1, 0x200, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x80, 0x2, 0x1, 0x3, 0xb0, 0xff, {{0x9, 0x4, 0x0, 0x0, 0x1, 0x2, 0xd, 0x0, 0x0, {{0x8, 0x24, 0x6, 0x0, 0x1, "e32072"}, {0x5, 0x24, 0x0, 0x810}, {0xd, 0x24, 0xf, 0x1, 0x7, 0x2, 0x3f, 0x3f}, {0x6, 0x24, 0x1a, 0x5, 0x18}, [@country_functional={0x10, 0x24, 0x7, 0x4, 0x6, [0x500, 0x1, 0x4, 0x1, 0x80]}, @mbim={0xc, 0x24, 0x1b, 0xc000, 0xb3, 0x40, 0x6, 0x2, 0x4}, @call_mgmt={0x5, 0x24, 0x1, 0x0, 0xff}]}, {{0x9, 0x5, 0x81, 0x3, 0x10, 0x7, 0x7f}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x2, 0x2, 0xd, 0x0, 0x0, "", {{{0x9, 0x5, 0x82, 0x2, 0x8, 0x7, 0x1, 0x3}}, {{0x9, 0x5, 0x3, 0x2, 0x40, 0x6, 0xb, 0x8}}}}}}}]}}, &(0x7f00000006c0)={0xa, &(0x7f00000000c0)={0xa, 0x6, 0x201, 0x2, 0x4, 0x9, 0x40, 0x8}, 0x44, &(0x7f0000000300)={0x5, 0xf, 0x44, 0x6, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x5, 0x5, 0x3, 0xff}, @ext_cap={0x7, 0x10, 0x2, 0x1c, 0x5, 0x4, 0x8}, @ssp_cap={0x14, 0x10, 0xa, 0x9, 0x2, 0x3b01239, 0xf, 0x9, [0x30, 0xffc000]}, @ext_cap={0x7, 0x10, 0x2, 0x2, 0x3, 0x2, 0x4}, @ptm_cap={0x3}, @ssp_cap={0x10, 0x10, 0xa, 0x16, 0x1, 0x23ba000, 0xf00, 0x8, [0x30]}]}, 0x9, [{0x4, &(0x7f0000000140)=@lang_id={0x4, 0x3, 0x2809}}, {0x4, &(0x7f00000001c0)=@lang_id={0x4, 0x3, 0x403}}, {0x4, &(0x7f0000000380)=@lang_id={0x4, 0x3, 0x40e}}, {0x75, &(0x7f00000003c0)=@string={0x75, 0x3, "e30d00df14a57ba9a4c3a8f2f5124cc1cdb99817cb11df999213f585aa56f232d446075d6d2a02fda9a9b94e9f52a0b4fe3c7c0e86b5fbf263ec61c1b4403f05eb32f497f942224add4527e744b90063dadefd9f43676238d38a373110c286a594cbd93fa50c52e077337649b08fbae4133c7a"}}, {0xa7, &(0x7f0000000440)=@string={0xa7, 0x3, "df14bf7990ac8f4adb175d4cd8ffc167d019d8b6c90e339bbbc76f03c187b7893d6028a24b49b4103f51f94ba41be006e2c334f9db4153a6e2e6aae7451883df918f8991f325d221269d7d6165b6b15e77bbf967a44ccfe082a2aabb97ece1bc6965e7d65ec74d16189fcd5b11ff15ca51b4c653b84fbe38f735fb4a6dd168f716031992629c4eee3c98e10d38fc03496bfa267cef565aa2c1c6899aacd70ba9a98557caea"}}, {0x4, &(0x7f0000000500)=@lang_id={0x4, 0x3, 0x407}}, {0xd4, &(0x7f0000000540)=@string={0xd4, 0x3, "f12c17ea4b391adc3366845e75b70381d3a458c936247496a009272b6d57c4d370df00151f96bde402250a1cd05ab9cdad356141146ee8c8574e2cce11fcdd755b85276315f7281bbb195cb86063ff401f5e63d8c183996ee7bc2612a8be1e6a5a1d55a7f6da5cec0bb0fc3b04ad4b939e4f29f8f5803afbe5dee014dee01671bae2d07f5ca87fcf6cb258006eb1faf4f35c55bb6fafe669c2bccb1a001828f24b343ac538816a7e715e01abb62d509d084f33c6a1ea173fd3375f4f320c9074f58deb0c30320cb04f2a4f61341cda18618d"}}, {0x4, &(0x7f0000000640)=@lang_id={0x4, 0x3, 0x42a}}, {0x4, &(0x7f0000000680)=@lang_id={0x4, 0x3, 0x807}}]}) syz_usb_control_io$cdc_ncm(r1, &(0x7f0000000880)={0x14, &(0x7f0000000780)={0x20, 0x10, 0xaa, {0xaa, 0x23, "cdbaa70a81ac2c509eef7975cc99952b23772b235626564fffaa3e61c65bc1fe91924bc77920d19553f8658d1a3b8dbe0fcd636e7d46fddc52065c6d4f8bb7884fc22b6ed22ec8a0f103041ec14c035e91562757536130b582f065f7dff0966f89510bd2b90729fd62c276cae26361a8ead8ac032b613897ab63cbacc8a3b08256bcde0ae735e0471f0047f57e26f729d8c6366db1f5e314dae27d247b4119e9fcf114e142e34d14"}}, &(0x7f0000000840)={0x0, 0x3, 0x1a, {0x1a}}}, &(0x7f0000000b80)={0x44, &(0x7f00000008c0)={0x40, 0xe, 0xbf, "94faa63d6656889fa207070aae0700000000000000daaa779420808dc3366d9061e65298dd1cf1224bb7e005fcd5d586d207433a21d6ea96cdd41d2f3656e44308004876f47d1523bddc9586f8d5b7765a4aae170a8cf903222f5e75015dd82cc0a6c98c285f65961e4dc6224b56508daff349ab1061ad56fe900b4d8aeaa33c6fefcd064f61db2610b257e6041748e4a660c50acb353a743413956953d42283753e1ac42cd089667b9eb1f5cdf6ade3e82112f8db73c1a00ce18ca7ebba87"}, &(0x7f00000009c0)={0x0, 0xa, 0x1, 0x74}, &(0x7f0000000c00)={0x0, 0x8, 0x1, 0x9}, &(0x7f0000000a40)={0x20, 0x80, 0x1c, {0x8000, 0xe2d, 0x4, 0x3, 0x4, 0x11, 0x2, 0x8, 0xc5, 0xc2f, 0x1000}}, &(0x7f0000000a80)={0x20, 0x85, 0x4, 0x3a}, &(0x7f0000000ac0)={0x20, 0x83, 0x2}, &(0x7f0000000b00)={0x20, 0x87, 0x2, 0x400}, &(0x7f0000000b40)={0x20, 0x89, 0x2}}) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@remote, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@dev, 0x0, 0x32}, 0x0, @in6=@ipv4={[], [], @dev}}}, 0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@private1, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@dev, 0x0, 0x32}, 0x0, @in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}}}, 0xe8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r0, 0xae9a) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 583.771818][T26302] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:16 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x191, 0x48) 06:44:16 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xb04000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:16 executing program 1: r0 = socket(0x1000000010, 0x80002, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f00000001c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000000240007050000004007a2a30005000000", @ANYRES32=r3, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000700)=ANY=[@ANYBLOB='<\x00\x00\x00,\x00\'\r\x00'/20, @ANYRES32=r3, @ANYBLOB="0000000000000000060000000a000100726f7574650000000c000200080004"], 0x3c}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000200), 0x10efe10675dec16, 0x0) [ 584.142170][T26357] FAT-fs (loop0): bogus number of reserved sectors 06:44:16 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x192, 0x48) [ 584.187870][T26357] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 584.267794][T26365] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 584.270145][T26357] FAT-fs (loop0): Can't find a valid FAT filesystem [ 584.321711][T26365] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. 06:44:16 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(des3_ede)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000000540)=[{0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f00000000c0)="e4e32dd2b6967335", 0x8}], 0x1, &(0x7f00000005c0)=ANY=[@ANYBLOB="300000000000000017e2ffff010000001800000045f43a1e02f4596a8034a9ab3e1c0c3e002ffab456dd963a0000000018000000000000001701000004000000060000000000000018"], 0x60}], 0x1, 0x0) recvmsg(r1, &(0x7f0000001e80)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000001ec0)=""/102400, 0x19000}], 0x1}, 0x0) [ 584.421345][T26357] FAT-fs (loop0): bogus number of reserved sectors [ 584.428008][T26357] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 584.439808][T26357] FAT-fs (loop0): Can't find a valid FAT filesystem [ 584.443161][T26313] IPVS: ftp: loaded support on port[0] = 21 06:44:16 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:16 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) modify_ldt$read(0x0, &(0x7f0000000240)=""/241, 0xf1) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_init_net_socket$nl_rdma(0xffffffffffffffff, 0x3, 0x14) ioctl$FS_IOC_MEASURE_VERITY(r0, 0xc0046686, &(0x7f0000000340)={0x3, 0x55, "c9743b270fa5f402b1b02029257c4adefd40dfc4bb15c7e38cc5a32c69450be77247de65549686fc86915bac0c4e412cc7fd907eb6c840c67af60e31016761cba3c1e1b6c2b5eb8b7c8e6cc8c17c43df827918b2c5"}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 584.772054][T26406] FAT-fs (loop0): bogus number of reserved sectors [ 584.793009][T26406] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:17 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0xc0045878, &(0x7f0000000000)) 06:44:17 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x193, 0x48) 06:44:17 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$KDSKBENT(r2, 0x4b47, &(0x7f0000000040)={0x0, 0x6}) [ 584.827371][T26406] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:17 executing program 4: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 584.916130][T26406] FAT-fs (loop0): bogus number of reserved sectors [ 584.959953][T26406] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 585.035411][T26406] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:17 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xc04000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:17 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ppp\x00', 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) capset(&(0x7f0000000100)={0x19980330}, &(0x7f0000000140)) [ 585.308478][T26434] IPVS: ftp: loaded support on port[0] = 21 [ 585.348489][T26436] FAT-fs (loop0): bogus number of reserved sectors [ 585.394504][T26436] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 585.526175][T26447] capability: warning: `syz-executor.1' uses 32-bit capabilities (legacy support in use) [ 585.528156][T26436] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:17 executing program 1: sendmsg$nl_xfrm(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmmsg(r0, &(0x7f0000000180), 0xf1, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_NEW(0xffffffffffffffff, 0x0, 0x0) 06:44:17 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x10001, 0x0, 0x6000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x11d000, 0x114000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 585.692209][T26436] FAT-fs (loop0): bogus number of reserved sectors [ 585.743241][T26436] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 585.844562][T26436] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:18 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x194, 0x48) [ 585.962446][T26434] IPVS: ftp: loaded support on port[0] = 21 06:44:18 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd04000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:18 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = syz_open_dev$vcsu(&(0x7f00000000c0)='/dev/vcsu#\x00', 0x6, 0x181140) socket$packet(0x11, 0x2, 0x300) r4 = semget$private(0x0, 0x20000000102, 0x0) semtimedop(r4, &(0x7f0000000040)=[{0x0, 0x3}, {}], 0x2, 0x0) semop(r4, &(0x7f0000000000)=[{0x0, 0x7fff, 0x3f00}], 0x1) semctl$GETALL(r4, 0x0, 0xd, &(0x7f0000000240)=""/135) syz_kvm_setup_cpu$x86(r1, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="200f52d8d8b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba00000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6a}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:18 executing program 1: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1f}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_subtree(0xffffffffffffffff, 0x0, 0xda00) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)) dup(0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x3, &(0x7f0000000680)=ANY=[@ANYBLOB="85000000130000005d0000000000000095000000000000000a621cf434b9dbafdc0a00e9bfde03afe9c81a9cf05725caf1cae63587ff7f0000cde5c019080096e2c43f6b8fd41b7e7666ada01543b7185a4650732b48588a84f8347a1b5efd079137038277beb5e0615c40dbb7005fbd189981feb0a514c168646ea716bb5b94bd00009b4f22389c753acb8026fd808f25bfc91c15d7dc2adcdefba0868942577d8953191eeb79379829652b10737d4e25a22695df1cff25340af4fc990000099fff70b24f8228bd07741c710ebde4bf17dc8f3259ec78e5b39515991b1428fa5301000004398f6500000000a3124871b76f1b2c8fea54fb3726850310bd480355921c9c0c120d049000b3190974f06e53eb9e0000cc4bd12f5d44b172a4a2f72bb3fd2656551881b945861d8f3eb0a543de4c71e4f306767a7b542258becc9fa5987a7000009fdf95541c4148a3c0322a5d2c539b749491ce88e47b147884df676eb8a8f4d844ff1e3c219666703f302c70d773a59b60cb9b0000000000a39bbd19344c7c498ce255f79fc8e77e3ba393f8401af9077cca6d65a63d47b53ad6f1be3a10c540cda8df0b4e07b1d53f32ff3e2ce03dd70707d2dd1db91f842e36a8a3f7f89258943e32023d6670910d1fdc9db9d03f849ceeafe8bf00677ad1dea3e2fec13ce0b92489cba78d5517600a9518b811a8bf9de074bf1bd738045b1620e83b908d1ece9177c4b9b6f1224a598004d1d9f09c317f7a0bed457e82b97d41ccae8c8c0ded87dfe708d56233a95f78e3aafa6551eb8eaf62ae8917a56fb6a82cadc189f5e98a5a30df3ec44e772a7b356c4ce3628ec559afc7b4a955fdc1503f890600f0ec0bd45b70933c32b6909644ad5b5f4c20206cc2c7b2f5e64270d30aaf2fe5dabdd463b705d87fe885a47d2e0696268ef0a939bcd4b4b48e80fbfea60ab1bc0d6c8833c5bbbcc1eb127fdd65836125"], &(0x7f0000000000)='GPL\x00', 0x5, 0x487, &(0x7f000000cf3d)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r0, 0x0, 0x12, 0x0, &(0x7f0000000380)="263abd040e98ff4dc870bd6688a8640888a8", 0x0, 0x200}, 0x28) [ 586.227775][T26504] FAT-fs (loop0): bogus number of reserved sectors [ 586.327063][T26504] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 586.420877][T26504] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:19 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0xc0189436, &(0x7f0000000000)) 06:44:19 executing program 1: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1f}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_subtree(0xffffffffffffffff, 0x0, 0xda00) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)) dup(0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x3, &(0x7f0000000680)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='GPL\x00', 0x5, 0x487, &(0x7f000000cf3d)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r0, 0x0, 0x12, 0x0, &(0x7f0000000380)="263abd040e98ff4dc870bd6688a8640888a8", 0x0, 0x200}, 0x28) 06:44:19 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1000000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:19 executing program 4: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x195, 0x48) 06:44:19 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0xfffffffffffffe53}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 587.429230][T26545] FAT-fs (loop0): bogus number of reserved sectors [ 587.529556][T26545] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 587.558126][T26554] IPVS: ftp: loaded support on port[0] = 21 [ 587.613091][T26545] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:19 executing program 1: dup(0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x7e, 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, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000003000/0x2000)=nil, 0x2000, 0x0, 0x1012, r0, 0x0) write$P9_RWALK(0xffffffffffffffff, 0x0, 0x8) perf_event_open(&(0x7f0000000180)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0xfffffff6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 06:44:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x196, 0x48) [ 587.720610][T26545] FAT-fs (loop0): bogus number of reserved sectors [ 587.786545][T26545] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 587.846991][T26545] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:20 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1048000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x197, 0x48) 06:44:20 executing program 4: unshare(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 588.215776][T26551] debugfs: Directory '26551-4' with parent 'kvm' already present! [ 588.224591][T26598] FAT-fs (loop0): bogus number of reserved sectors [ 588.251220][T26554] IPVS: ftp: loaded support on port[0] = 21 [ 588.268764][T26598] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 588.314227][T26598] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:20 executing program 1: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f00000004c0)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$describe(0x6, r0, 0x0, 0x0) [ 588.391398][T26598] FAT-fs (loop0): bogus number of reserved sectors [ 588.398122][T26598] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 588.415632][T26598] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:20 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0xc020660b, &(0x7f0000000000)) 06:44:20 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) write$vhost_msg(r2, &(0x7f00000003c0)={0x1, {&(0x7f0000000240)=""/147, 0x93, &(0x7f0000000300)=""/155, 0x3, 0x4}}, 0x48) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x12, &(0x7f00000000c0)=0x80, 0x4) r6 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r6, 0xae9a) ioctl$KVM_RUN(r6, 0xae80, 0x0) 06:44:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x198, 0x48) 06:44:20 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x1cf4020000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:20 executing program 1: perf_event_open(&(0x7f0000001340)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x7) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x2, 0x0, @loopback, 0x4}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@remote, 0x0, 0x33}, 0x0, @in6=@empty, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x2}}, 0xe8) sendmmsg(r0, &(0x7f0000000480), 0x2e9, 0x0) [ 588.847158][T26649] FAT-fs (loop0): bogus number of reserved sectors [ 588.883547][T26656] IPVS: ftp: loaded support on port[0] = 21 [ 588.961378][T26649] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x199, 0x48) [ 589.030014][T26649] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:21 executing program 1: socket$inet6(0xa, 0x2, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x69, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x14102}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x2, 0x1}, 0xc) r1 = socket$inet6(0xa, 0x3, 0x7) r2 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000080)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffff9) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x2, 0x0, @loopback, 0x4}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@remote, 0x1, 0x33}, 0x0, @in6=@empty, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x2}}, 0xe8) write(0xffffffffffffffff, &(0x7f0000000340), 0x41395527) accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000000340), 0x80000) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000100)='threaded\x00', 0x9) sendmmsg(r1, &(0x7f0000000480), 0x2e9, 0x0) r3 = msgget$private(0x0, 0x0) openat$cgroup_ro(r2, 0x0, 0x0, 0x0) msgrcv(r3, 0x0, 0x16, 0x0, 0x0) msgctl$MSG_STAT(r3, 0xb, &(0x7f0000001400)=""/4096) msgrcv(r3, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000000000000000000000ddffffffffffffff00000000000000000000000000000000000100"/55], 0x3c, 0x2, 0x0) [ 589.127674][T26649] FAT-fs (loop0): bogus number of reserved sectors [ 589.152577][T26649] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 589.167557][T26649] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:21 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2000000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 589.559971][T26696] FAT-fs (loop0): bogus number of reserved sectors [ 589.648696][T26696] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:21 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:21 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) splice(0xffffffffffffffff, 0x0, r2, 0x0, 0x180ff, 0x0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000300)=[@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000340)={r5, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x5, 0x326}, 0x9c) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={r5, 0x9c, &(0x7f0000000240)=[@in6={0xa, 0x4e20, 0x3, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x8}, @in6={0xa, 0x4e21, 0x4, @loopback, 0x8}, @in6={0xa, 0x4e24, 0xffffffff, @private1, 0x1}, @in={0x2, 0x4e21, @multicast2}, @in6={0xa, 0x4e22, 0x101, @mcast1, 0x8}, @in6={0xa, 0x4e24, 0x0, @empty, 0x3f}]}, &(0x7f0000000140)=0x10) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r0, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 589.753751][T26696] FAT-fs (loop0): Can't find a valid FAT filesystem [ 589.825073][T26696] FAT-fs (loop0): bogus number of reserved sectors [ 589.859059][T26705] IPVS: ftp: loaded support on port[0] = 21 [ 589.876962][T26696] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:22 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 589.937047][T26696] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:22 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2010000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 590.167028][T26736] IPVS: ftp: loaded support on port[0] = 21 [ 590.174828][T26656] IPVS: ftp: loaded support on port[0] = 21 [ 590.227604][T26741] FAT-fs (loop0): bogus number of reserved sectors [ 590.249545][T26741] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 590.268118][T26741] FAT-fs (loop0): Can't find a valid FAT filesystem [ 590.323219][T26741] FAT-fs (loop0): bogus number of reserved sectors [ 590.364815][T26741] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 590.416611][T26741] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:22 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)) 06:44:22 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x389a41, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r2, 0x0, r3, 0x0, 0x180fb, 0x0) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, 0xffffffffffffffff, 0x0, 0xfffffffffffffffc, 0x1) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000300)=ANY=[@ANYRES32, @ANYRES64, @ANYRESOCT, @ANYRES32, @ANYRES16], 0x1000000c8) r7 = ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x4000000000002) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000180)={0x0, 0x2, 0x4, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r7, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r7, 0xae9a) ioctl$KVM_RUN(r7, 0xae80, 0x0) 06:44:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19a, 0x48) 06:44:22 executing program 1: socket$inet6(0xa, 0x2, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x69, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x14102}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x2, 0x1}, 0xc) r1 = socket$inet6(0xa, 0x3, 0x7) r2 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000080)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffff9) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x2, 0x0, @loopback, 0x4}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@remote, 0x1, 0x33}, 0x0, @in6=@empty, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x2}}, 0xe8) write(0xffffffffffffffff, &(0x7f0000000340), 0x41395527) accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000000340), 0x80000) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000100)='threaded\x00', 0x9) sendmmsg(r1, &(0x7f0000000480), 0x2e9, 0x0) r3 = msgget$private(0x0, 0x0) openat$cgroup_ro(r2, 0x0, 0x0, 0x0) msgrcv(r3, 0x0, 0x16, 0x0, 0x0) msgctl$MSG_STAT(r3, 0xb, &(0x7f0000001400)=""/4096) msgrcv(r3, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000000000000000000000ddffffffffffffff00000000000000000000000000000000000100"/55], 0x3c, 0x2, 0x0) 06:44:22 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:22 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x2300000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 590.648675][T26798] IPVS: ftp: loaded support on port[0] = 21 [ 590.731079][T26804] IPVS: ftp: loaded support on port[0] = 21 [ 590.798796][T26807] FAT-fs (loop0): bogus number of reserved sectors [ 590.848097][T26807] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 590.858065][T26807] FAT-fs (loop0): Can't find a valid FAT filesystem [ 590.923048][T26807] FAT-fs (loop0): bogus number of reserved sectors [ 590.931896][T26807] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 590.941952][T26807] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:23 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x3f00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:23 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 591.381633][T26858] FAT-fs (loop0): bogus number of reserved sectors [ 591.388194][T26858] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 591.418040][T26858] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19b, 0x48) 06:44:23 executing program 1: socket$inet6(0xa, 0x2, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x69, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x14102}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x2, 0x1}, 0xc) r1 = socket$inet6(0xa, 0x3, 0x7) r2 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000080)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffff9) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x2, 0x0, @loopback, 0x4}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@remote, 0x1, 0x33}, 0x0, @in6=@empty, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x2}}, 0xe8) write(0xffffffffffffffff, &(0x7f0000000340), 0x41395527) accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000000340), 0x80000) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000100)='threaded\x00', 0x9) sendmmsg(r1, &(0x7f0000000480), 0x2e9, 0x0) r3 = msgget$private(0x0, 0x0) openat$cgroup_ro(r2, 0x0, 0x0, 0x0) msgrcv(r3, 0x0, 0x16, 0x0, 0x0) msgctl$MSG_STAT(r3, 0xb, &(0x7f0000001400)=""/4096) msgrcv(r3, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000000000000000000000ddffffffffffffff00000000000000000000000000000000000100"/55], 0x3c, 0x2, 0x0) 06:44:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r4, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r4, 0x9) r5 = socket$netlink(0x10, 0x3, 0x0) dup3(r5, r4, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000140)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r6, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000680)={&(0x7f0000000100)={0x34, r7, 0x1, 0x0, 0x0, {{}, {}, {0x18, 0x17, {0x0, 0x0, @l2={'ib', 0x3a, 'vxcan1\x00'}}}}}, 0x34}}, 0x0) sendmsg$TIPC_CMD_SHOW_STATS(r5, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r7, 0x300, 0x70bd2c, 0x25dfdbff, {}, [""]}, 0x1c}, 0x1, 0x0, 0x0, 0x20044040}, 0x4084) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 591.527341][T26858] FAT-fs (loop0): bogus number of reserved sectors [ 591.553780][T26866] IPVS: ftp: loaded support on port[0] = 21 [ 591.569460][T26858] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 591.594464][T26858] FAT-fs (loop0): Can't find a valid FAT filesystem [ 591.704705][T26804] IPVS: ftp: loaded support on port[0] = 21 06:44:23 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4000000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 591.814181][T26874] vxcan1: MTU too low for tipc bearer [ 591.819973][T26874] tipc: Enabling of bearer rejected, failed to enable media [ 591.979913][T26897] vxcan1: MTU too low for tipc bearer [ 591.985621][T26897] tipc: Enabling of bearer rejected, failed to enable media 06:44:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19c, 0x48) [ 592.095886][T26912] FAT-fs (loop0): bogus number of reserved sectors [ 592.166200][T26912] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 592.226574][T26912] FAT-fs (loop0): Can't find a valid FAT filesystem [ 592.312387][T26912] FAT-fs (loop0): bogus number of reserved sectors [ 592.339955][T26912] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 592.418477][T26912] FAT-fs (loop0): Can't find a valid FAT filesystem [ 594.539787][ T8838] tipc: TX() has been purged, node left! [ 594.699950][ T8838] tipc: TX() has been purged, node left! [ 594.929734][ T8838] tipc: TX() has been purged, node left! [ 595.099741][ T8838] tipc: TX() has been purged, node left! [ 595.249981][ T8838] tipc: TX() has been purged, node left! [ 595.399701][ T8838] tipc: TX() has been purged, node left! [ 595.569557][ T8838] tipc: TX() has been purged, node left! [ 595.749798][ T8838] tipc: TX() has been purged, node left! 06:44:28 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x2) 06:44:28 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x101ff, 0x3, 0x3000, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19d, 0x48) 06:44:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4800000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:28 executing program 1: arch_prctl$ARCH_GET_FS(0x1003, 0x0) syz_open_procfs(0x0, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840)='/dev/ttyS3\x00', 0x0, 0x0) [ 595.909614][ T8838] tipc: TX() has been purged, node left! 06:44:28 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) utimensat(r1, 0x0, 0x0, 0x0) ioctl$TIOCL_SETVESABLANK(0xffffffffffffffff, 0x541c, &(0x7f0000000000)) socket$nl_generic(0x10, 0x3, 0x10) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x6a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4004800}, 0x4008000) sendmsg$SMC_PNETID_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB], 0x40}, 0x1, 0x0, 0x0, 0x8}, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x10, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') perf_event_open(&(0x7f0000000280)={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) preadv(0xffffffffffffffff, &(0x7f0000001b00)=[{&(0x7f0000000680)=""/86, 0x56}], 0x1, 0x0) writev(0xffffffffffffffff, 0x0, 0x0) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, 0x0) r2 = syz_open_procfs(0x0, &(0x7f00000004c0)='maps\x00') preadv(r2, &(0x7f00000017c0), 0x375, 0x0) syz_genetlink_get_family_id$SEG6(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 595.997198][T26946] IPVS: ftp: loaded support on port[0] = 21 [ 596.021381][ T8838] tipc: TX() has been purged, node left! [ 596.033717][T26945] IPVS: ftp: loaded support on port[0] = 21 [ 596.101521][T26949] FAT-fs (loop0): bogus number of reserved sectors [ 596.146134][T26949] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 596.156278][T26949] FAT-fs (loop0): Can't find a valid FAT filesystem [ 596.194989][T26949] FAT-fs (loop0): bogus number of reserved sectors [ 596.202051][T26949] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 596.212431][T26949] FAT-fs (loop0): Can't find a valid FAT filesystem [ 596.250804][ T8838] tipc: TX() has been purged, node left! [ 596.258080][ T8838] tipc: TX() has been purged, node left! 06:44:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19e, 0x48) [ 596.305394][ T8838] tipc: TX() has been purged, node left! [ 596.336877][ T8838] tipc: TX() has been purged, node left! 06:44:28 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x4c00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:28 executing program 1: syz_mount_image$vfat(&(0x7f0000000440)='vfat\x00', &(0x7f0000000000)='./file0\x00', 0x10000, 0x1, &(0x7f0000000280)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270f7f8", 0x16}], 0x200005c, 0x0) r0 = open(&(0x7f0000000300)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ftruncate(r3, 0x8200) [ 596.374783][ T8838] tipc: TX() has been purged, node left! 06:44:28 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 596.572251][T27019] FAT-fs (loop0): bogus number of reserved sectors [ 596.579955][ T8838] tipc: TX() has been purged, node left! [ 596.588527][T27019] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 596.608046][T27019] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x19f, 0x48) [ 596.680092][T27027] IPVS: ftp: loaded support on port[0] = 21 [ 596.722802][T27019] FAT-fs (loop0): bogus number of reserved sectors [ 596.732557][T27017] attempt to access beyond end of device [ 596.738517][T27017] loop1: rw=2049, want=130, limit=128 [ 596.746319][ T8838] tipc: TX() has been purged, node left! [ 596.756088][ T8838] tipc: TX() has been purged, node left! [ 596.768338][T27019] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 596.788993][T26946] IPVS: ftp: loaded support on port[0] = 21 [ 596.789956][T27017] Buffer I/O error on dev loop1, logical block 129, lost async page write [ 596.825500][T27017] attempt to access beyond end of device [ 596.832201][T27017] loop1: rw=2049, want=131, limit=128 [ 596.837755][T27017] Buffer I/O error on dev loop1, logical block 130, lost async page write [ 596.848553][ T8838] tipc: TX() has been purged, node left! [ 596.855919][ T8838] tipc: TX() has been purged, node left! [ 596.869056][ T8838] tipc: TX() has been purged, node left! [ 596.873280][T27019] FAT-fs (loop0): Can't find a valid FAT filesystem [ 596.877176][T27017] attempt to access beyond end of device [ 596.895350][T27017] loop1: rw=2049, want=132, limit=128 [ 596.907608][T27017] Buffer I/O error on dev loop1, logical block 131, lost async page write [ 596.917168][ T8838] tipc: TX() has been purged, node left! [ 596.924685][ T8838] tipc: TX() has been purged, node left! [ 596.951565][ T8838] tipc: TX() has been purged, node left! [ 596.963480][T27017] attempt to access beyond end of device [ 596.996596][ T8838] tipc: TX() has been purged, node left! [ 597.005128][T27017] loop1: rw=2049, want=133, limit=128 [ 597.020360][T27017] Buffer I/O error on dev loop1, logical block 132, lost async page write [ 597.053230][T27017] attempt to access beyond end of device [ 597.063602][T27017] loop1: rw=2049, want=142, limit=128 [ 597.069085][T27017] Buffer I/O error on dev loop1, logical block 141, lost async page write [ 597.079614][T27017] attempt to access beyond end of device [ 597.085749][T27017] loop1: rw=2049, want=143, limit=128 [ 597.092597][T27017] Buffer I/O error on dev loop1, logical block 142, lost async page write [ 597.103457][ T8838] tipc: TX() has been purged, node left! [ 597.113602][T27017] attempt to access beyond end of device [ 597.120996][ T8838] tipc: TX() has been purged, node left! [ 597.141849][ T8838] tipc: TX() has been purged, node left! [ 597.147579][T27017] loop1: rw=2049, want=144, limit=128 [ 597.174127][T27017] Buffer I/O error on dev loop1, logical block 143, lost async page write [ 597.185570][ T8838] tipc: TX() has been purged, node left! [ 597.206927][T27017] attempt to access beyond end of device [ 597.222930][T27017] loop1: rw=2049, want=145, limit=128 [ 597.234627][T27017] Buffer I/O error on dev loop1, logical block 144, lost async page write [ 597.254747][T27017] attempt to access beyond end of device [ 597.267297][T27017] loop1: rw=2049, want=194, limit=128 [ 597.333199][T27079] FAT-fs (loop1): error, fat_free_clusters: deleting FAT entry beyond EOF [ 597.359690][T27079] FAT-fs (loop1): Filesystem has been set read-only [ 597.370352][ T8838] tipc: TX() has been purged, node left! [ 597.499362][ T8838] tipc: TX() has been purged, node left! 06:44:29 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x3) 06:44:29 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6000000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:29 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r0, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) prctl$PR_GET_KEEPCAPS(0x7) 06:44:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a0, 0x48) 06:44:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$KVM_XEN_HVM_CONFIG(r3, 0x4038ae7a, &(0x7f00000000c0)={0x401, 0x491, &(0x7f0000000240)="48bf15e59b474b9df6f6bfa83597cc157313f44baed048a271b05def729a163bfde09aec5769e83dd6e12503cdf8ce9cf19914a1e6bc4c7cf1d652016497e3519be4a8c1f647797a8c75221636dc65de4d6ce470da9d0813af66f9fcc43af82d87c487327e1f81cb29816ee754d83759fe54870c374e23991262e102db39fda7f54820ea0dd275567326fe0d5d826362ceb0354c84b3de063e7733ef3bffe0354f468d88e17398332045d3f1ce56395afd056d2636cc464151a08e7ba35d", &(0x7f0000000300)="6fd3230f31420d4990bb675591fd008321216d5017621cbdff4ef03a24f0365f10f29f88b83d70347de7c90879e3cf258650e7021ff308baf5b7a7ba44c6cb697b24ac60135a67c4e87df8ebabe1a03e0f03913374f1fd314c6d9fc8f4e0c5246ed7980de4ec4c4042942b2565c0d9df770fad0d6d62a285", 0xbe, 0x78}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:29 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 597.629453][ T8838] tipc: TX() has been purged, node left! [ 597.707109][T27090] FAT-fs (loop0): bogus number of reserved sectors [ 597.740138][T27098] IPVS: ftp: loaded support on port[0] = 21 [ 597.754885][T27090] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 597.764756][T27090] FAT-fs (loop0): Can't find a valid FAT filesystem [ 597.769463][ T8838] tipc: TX() has been purged, node left! 06:44:30 executing program 1: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x6a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) ppoll(&(0x7f00000002c0)=[{r0, 0x2005}], 0x1, 0x0, 0x0, 0x0) [ 597.841349][T27090] FAT-fs (loop0): bogus number of reserved sectors [ 597.853990][T27090] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 597.871413][T27103] IPVS: ftp: loaded support on port[0] = 21 [ 597.877515][T27090] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a1, 0x48) [ 597.922344][ T8838] tipc: TX() has been purged, node left! [ 597.953847][ T8838] tipc: TX() has been purged, node left! 06:44:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x60f4020000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 597.986844][ T8838] tipc: TX() has been purged, node left! [ 598.029505][ T8838] tipc: TX() has been purged, node left! [ 598.084888][ T8838] tipc: TX() has been purged, node left! [ 598.135124][ T8838] tipc: TX() has been purged, node left! [ 598.149883][ T8838] tipc: TX() has been purged, node left! [ 598.164148][ T8838] tipc: TX() has been purged, node left! [ 598.184931][T27138] FAT-fs (loop0): bogus number of reserved sectors [ 598.223223][ T8838] tipc: TX() has been purged, node left! 06:44:30 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000000000)=0xc) setfsgid(r3) [ 598.229890][T27138] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 598.240579][T27138] FAT-fs (loop0): Can't find a valid FAT filesystem [ 598.306602][T27138] FAT-fs (loop0): bogus number of reserved sectors [ 598.320344][T27138] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a2, 0x48) [ 598.349844][T27138] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:30 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6800000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 598.429464][ T8838] tipc: TX() has been purged, node left! [ 598.478794][T27103] IPVS: ftp: loaded support on port[0] = 21 [ 598.589316][ T8838] tipc: TX() has been purged, node left! [ 598.612522][ T8838] tipc: TX() has been purged, node left! [ 598.667729][ T8838] tipc: TX() has been purged, node left! [ 598.696066][T27186] FAT-fs (loop0): bogus number of reserved sectors [ 598.739588][T27186] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 598.760653][ T8838] tipc: TX() has been purged, node left! [ 598.767469][ T8838] tipc: TX() has been purged, node left! [ 598.793755][T27186] FAT-fs (loop0): Can't find a valid FAT filesystem [ 598.804203][ T8838] tipc: TX() has been purged, node left! 06:44:31 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x4) 06:44:31 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) utimensat(r1, 0x0, 0x0, 0x0) ioctl$TIOCL_SETVESABLANK(0xffffffffffffffff, 0x541c, &(0x7f0000000000)) socket$nl_generic(0x10, 0x3, 0x10) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x58, 0x0, 0x20, 0x0, 0x25dfdbfd, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'vxcan1\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz2\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'syzkaller0\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x24000814}, 0x4005) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="14000000fcf5c64bbf4c568e9ed258e2fb267bd62a897501f46be1aaa34f3b604ff1a5f5512f0e42e231cf52840c1ad331ce56b636dacbd0981c81fdb22b3c6e965a237b8ce6fe0d6f024d7d8b2766d12ed84cbb8fb0630a63c9a4a1771621c538790f58639e9a16140298bd704d03309ccf462490592253df2e507b6c6d2dc70e99f178dbe4197a45d10a4a1db4a71f005781afd0168a2dc0e3a6aa5b5d315ca6086e6ac3fe27ca2691ebe24e4462d05e64588cd7f51f53b691f64f2e7fef7a4087fc1eec868cdd02fb0316d2a9bda394c251", @ANYRES16, @ANYBLOB="00032cbd7000fcdbdf2504000000"], 0x14}, 0x1, 0x0, 0x0, 0x4004800}, 0x4008000) sendmsg$SMC_PNETID_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002dbd7000fcdbdf25010000000073797a300000000005000400010000000900010073797a30000000000900030073797a3100000000"], 0x40}, 0x1, 0x0, 0x0, 0x8}, 0x40020) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x10, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') perf_event_open(&(0x7f0000000280)={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) preadv(0xffffffffffffffff, &(0x7f0000001b00)=[{&(0x7f0000000680)=""/86, 0x56}], 0x1, 0x0) writev(0xffffffffffffffff, 0x0, 0x0) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, 0x0) r2 = syz_open_procfs(0x0, &(0x7f00000004c0)='maps\x00') preadv(r2, &(0x7f00000017c0), 0x375, 0x0) syz_genetlink_get_family_id$SEG6(0x0) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x69, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f0000000080), 0x2}, 0x200}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) 06:44:31 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) r3 = openat$nvram(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nvram\x00', 0x280000, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:31 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) [ 598.922245][T27186] FAT-fs (loop0): bogus number of reserved sectors [ 598.950937][T27186] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 598.960142][T27208] IPVS: ftp: loaded support on port[0] = 21 [ 598.999255][ T8838] tipc: TX() has been purged, node left! [ 599.095442][T27186] FAT-fs (loop0): Can't find a valid FAT filesystem [ 599.158786][ T8838] tipc: TX() has been purged, node left! [ 599.177812][T27222] IPVS: ftp: loaded support on port[0] = 21 06:44:31 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) splice(r5, 0x0, r6, 0x0, 0x180ff, 0x0) ioctl$UI_SET_PROPBIT(r5, 0x4004556e, 0xb) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 599.200800][ T8838] tipc: TX() has been purged, node left! 06:44:31 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x6c00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 599.244682][ T8838] tipc: TX() has been purged, node left! 06:44:31 executing program 1: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x69, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x7) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x2, 0x0, @loopback, 0x4}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@remote, 0x1, 0x33}, 0x0, @in6=@empty, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x2}}, 0xe8) sendmmsg(r0, &(0x7f0000000480), 0x2e9, 0x0) 06:44:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a3, 0x48) [ 599.292654][ T8838] tipc: TX() has been purged, node left! [ 599.323878][ T8838] tipc: TX() has been purged, node left! [ 599.394977][ T8838] tipc: TX() has been purged, node left! [ 599.434118][T27265] FAT-fs (loop0): bogus number of reserved sectors [ 599.441481][T27265] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 599.451599][T27265] FAT-fs (loop0): Can't find a valid FAT filesystem [ 599.458774][ T8838] tipc: TX() has been purged, node left! [ 599.494583][ T8838] tipc: TX() has been purged, node left! [ 599.520333][T27265] FAT-fs (loop0): bogus number of reserved sectors [ 599.526881][T27265] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 599.551734][ T8838] tipc: TX() has been purged, node left! [ 599.590405][T27265] FAT-fs (loop0): Can't find a valid FAT filesystem [ 599.602068][ T8838] tipc: TX() has been purged, node left! 06:44:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a4, 0x48) [ 599.697597][T27222] IPVS: ftp: loaded support on port[0] = 21 [ 599.729214][ T8838] tipc: TX() has been purged, node left! [ 599.810972][ T8838] tipc: TX() has been purged, node left! [ 599.833738][ T8838] tipc: TX() has been purged, node left! 06:44:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7400000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:32 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) keyctl$link(0x8, 0x0, 0x0) [ 599.866553][ T8838] tipc: TX() has been purged, node left! [ 599.894145][ T8838] tipc: TX() has been purged, node left! [ 599.953845][ T8838] tipc: TX() has been purged, node left! [ 599.975435][ T8838] tipc: TX() has been purged, node left! 06:44:32 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x5) [ 600.050060][ T8838] tipc: TX() has been purged, node left! [ 600.058300][T27317] FAT-fs (loop0): bogus number of reserved sectors [ 600.066792][ T8838] tipc: TX() has been purged, node left! [ 600.072685][T27317] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 600.082959][T27317] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a5, 0x48) 06:44:32 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000380)=ANY=[], 0x1000000c8) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) splice(r4, 0x0, r5, 0x0, 0x180ff, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x4, &(0x7f00000000c0)={0xffffffffffffffff}, 0x111, 0xa}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(r3, &(0x7f0000000240)={0x15, 0x110, 0xfa00, {r6, 0x1, 0x0, 0x0, 0x0, @in6={0xa, 0x4e24, 0xffff, @local, 0x8}, @in={0x2, 0x4e24, @multicast1}}}, 0x118) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x180ff, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f00000001c0)=0x4, 0x8) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 600.178369][T27317] FAT-fs (loop0): bogus number of reserved sectors [ 600.197441][T27317] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 600.211331][T27317] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:32 executing program 1: [ 600.234513][T27331] IPVS: ftp: loaded support on port[0] = 21 [ 600.250329][ T8838] tipc: TX() has been purged, node left! [ 600.299147][ T8838] tipc: TX() has been purged, node left! [ 600.352547][ T8838] tipc: TX() has been purged, node left! [ 600.358720][ T8838] tipc: TX() has been purged, node left! [ 600.398616][ T8838] tipc: TX() has been purged, node left! [ 600.428360][ T8838] tipc: TX() has been purged, node left! [ 600.519372][ T8838] tipc: TX() has been purged, node left! 06:44:32 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:32 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7a00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:32 executing program 1: 06:44:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a6, 0x48) 06:44:32 executing program 1: [ 600.682741][T27368] FAT-fs (loop0): bogus number of reserved sectors [ 600.709373][T27368] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 600.729667][ T8838] tipc: TX() has been purged, node left! 06:44:32 executing program 1: 06:44:33 executing program 1: [ 600.787806][T27374] IPVS: ftp: loaded support on port[0] = 21 [ 600.810909][T27368] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:33 executing program 1: [ 600.909344][ T8838] tipc: TX() has been purged, node left! [ 600.933561][T27368] FAT-fs (loop0): bogus number of reserved sectors [ 600.950126][ T8838] tipc: TX() has been purged, node left! [ 600.998250][T27368] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 601.064690][T27368] FAT-fs (loop0): Can't find a valid FAT filesystem [ 601.129201][ T8838] tipc: TX() has been purged, node left! [ 601.157061][T27331] IPVS: ftp: loaded support on port[0] = 21 [ 601.210744][ T8838] tipc: TX() has been purged, node left! [ 601.217500][ T8838] tipc: TX() has been purged, node left! [ 601.241375][ T8838] tipc: TX() has been purged, node left! [ 601.262507][ T8838] tipc: TX() has been purged, node left! [ 601.439244][ T8838] tipc: TX() has been purged, node left! [ 601.588937][ T8838] tipc: TX() has been purged, node left! 06:44:33 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x6) 06:44:33 executing program 1: 06:44:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a7, 0x48) 06:44:33 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x7f02000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) ioctl$EVIOCGMTSLOTS(r3, 0x8040450a, &(0x7f0000000240)=""/212) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:33 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) [ 601.729562][ T8838] tipc: TX() has been purged, node left! [ 601.768646][T27444] IPVS: ftp: loaded support on port[0] = 21 [ 601.769068][T27443] FAT-fs (loop0): bogus number of reserved sectors [ 601.839593][ T8838] tipc: TX() has been purged, node left! [ 601.845833][ T8838] tipc: TX() has been purged, node left! [ 601.860491][ T8838] tipc: TX() has been purged, node left! [ 601.884521][ T8838] tipc: TX() has been purged, node left! [ 601.892088][ T8838] tipc: TX() has been purged, node left! [ 601.906234][ T8838] tipc: TX() has been purged, node left! [ 601.916498][T27443] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 601.929497][ T8838] tipc: TX() has been purged, node left! 06:44:34 executing program 1: [ 601.937657][T27463] IPVS: ftp: loaded support on port[0] = 21 [ 601.981343][T27443] FAT-fs (loop0): Can't find a valid FAT filesystem [ 601.993431][ T8838] tipc: TX() has been purged, node left! 06:44:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a8, 0x48) [ 602.031968][ T8838] tipc: TX() has been purged, node left! [ 602.065567][ T8838] tipc: TX() has been purged, node left! 06:44:34 executing program 1: [ 602.106443][ T8838] tipc: TX() has been purged, node left! [ 602.122655][T27443] FAT-fs (loop0): bogus number of reserved sectors [ 602.140707][T27443] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:34 executing program 1: 06:44:34 executing program 1: [ 602.183514][ T8838] tipc: TX() has been purged, node left! [ 602.213019][ T8838] tipc: TX() has been purged, node left! 06:44:34 executing program 1: [ 602.243922][T27443] FAT-fs (loop0): Can't find a valid FAT filesystem [ 602.333208][ T8838] tipc: TX() has been purged, node left! [ 602.458893][ T8838] tipc: TX() has been purged, node left! [ 602.598941][ T8838] tipc: TX() has been purged, node left! [ 602.706615][T27463] IPVS: ftp: loaded support on port[0] = 21 [ 602.740081][ T8838] tipc: TX() has been purged, node left! [ 602.780650][ T8838] tipc: TX() has been purged, node left! [ 602.852361][ T8838] tipc: TX() has been purged, node left! [ 602.863865][ T8838] tipc: TX() has been purged, node left! [ 602.901976][ T8838] tipc: TX() has been purged, node left! [ 602.936003][ T8838] tipc: TX() has been purged, node left! 06:44:35 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x7) 06:44:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8002000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:35 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) r3 = getpid() prlimit64(r3, 0x0, 0x0, 0x0) sched_getparam(r3, &(0x7f0000000140)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0x1000000c8) setrlimit(0x1, &(0x7f00000001c0)={0xf45, 0x7}) mq_timedsend(r4, &(0x7f0000000240)="d807fa829f82bf748cb3d638ab14a111edc3733778722aa18b2d8ba2bb503e1cedcc7ed69743dc6aff4d0237a639086a3c3089e04e63f0e2e347c140d9e61435e294a20f048f654607", 0x49, 0x0, &(0x7f00000000c0)={0x0, 0x3938700}) 06:44:35 executing program 1: 06:44:35 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) 06:44:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1a9, 0x48) [ 603.018930][ T8838] tipc: TX() has been purged, node left! 06:44:35 executing program 1: [ 603.152540][T27544] FAT-fs (loop0): bogus number of reserved sectors [ 603.185423][T27551] IPVS: ftp: loaded support on port[0] = 21 06:44:35 executing program 1: 06:44:35 executing program 1: [ 603.201337][T27544] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.219294][ T8838] tipc: TX() has been purged, node left! [ 603.225615][T27544] FAT-fs (loop0): Can't find a valid FAT filesystem [ 603.277529][T27553] IPVS: ftp: loaded support on port[0] = 21 [ 603.303860][ T8838] tipc: TX() has been purged, node left! [ 603.325091][T27544] FAT-fs (loop0): bogus number of reserved sectors [ 603.341543][T27544] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.351360][ T8838] tipc: TX() has been purged, node left! [ 603.360888][ T8838] tipc: TX() has been purged, node left! 06:44:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1aa, 0x48) [ 603.436531][ T8838] tipc: TX() has been purged, node left! [ 603.452779][T27544] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:35 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0x8cffffff00000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:35 executing program 1: [ 603.589953][ T8838] tipc: TX() has been purged, node left! [ 603.730504][T27616] FAT-fs (loop0): bogus number of reserved sectors [ 603.738830][ T8838] tipc: TX() has been purged, node left! [ 603.747218][T27616] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.793345][T27616] FAT-fs (loop0): Can't find a valid FAT filesystem [ 603.897639][T27616] FAT-fs (loop0): bogus number of reserved sectors [ 603.904638][ T8838] tipc: TX() has been purged, node left! [ 603.916095][T27616] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.965021][T27616] FAT-fs (loop0): Can't find a valid FAT filesystem [ 604.054149][T27553] IPVS: ftp: loaded support on port[0] = 21 [ 604.089024][ T8838] tipc: TX() has been purged, node left! [ 604.095317][ T8838] tipc: TX() has been purged, node left! [ 604.123638][ T8838] tipc: TX() has been purged, node left! 06:44:36 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x8) 06:44:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1ab, 0x48) 06:44:36 executing program 1: 06:44:36 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000000)) 06:44:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) getpeername$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r3, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r5, &(0x7f0000000600), 0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000000140)) getpeername$packet(r5, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000280)=0x14) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYRES32=r6, @ANYBLOB="00000000000000000800c4773689cf0d00", @ANYRES32=0x0, @ANYBLOB="08001b0000000000"], 0x30}}, 0x0) sendmsg$ETHTOOL_MSG_LINKMODES_SET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000140)={&(0x7f00000003c0)={0x1a0, 0x0, 0x1, 0x70bd27, 0x25dfdbfd}, 0x1a0}}, 0x1) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:36 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcb26000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:36 executing program 1: [ 604.300098][ T8838] tipc: TX() has been purged, node left! [ 604.364482][T27659] IPVS: ftp: loaded support on port[0] = 21 [ 604.370802][T27662] FAT-fs (loop0): bogus number of reserved sectors [ 604.419509][ T8838] tipc: TX() has been purged, node left! [ 604.424701][T27662] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 604.452469][T27668] IPVS: ftp: loaded support on port[0] = 21 [ 604.514699][ T8838] tipc: TX() has been purged, node left! [ 604.524057][T27662] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1ac, 0x48) 06:44:36 executing program 1: [ 604.577978][ T8838] tipc: TX() has been purged, node left! [ 604.585349][ T8838] tipc: TX() has been purged, node left! [ 604.627083][T27662] FAT-fs (loop0): bogus number of reserved sectors [ 604.668314][T27662] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 604.712482][ T8838] tipc: TX() has been purged, node left! [ 604.752348][ T8838] tipc: TX() has been purged, node left! 06:44:37 executing program 1: [ 604.779386][T27662] FAT-fs (loop0): Can't find a valid FAT filesystem [ 604.827496][ T8838] tipc: TX() has been purged, node left! 06:44:37 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xcc26000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 604.886272][ T8838] tipc: TX() has been purged, node left! 06:44:37 executing program 1: [ 604.961295][ T8838] tipc: TX() has been purged, node left! [ 604.985949][ T8838] tipc: TX() has been purged, node left! [ 605.128702][ T8838] tipc: TX() has been purged, node left! [ 605.149042][T27724] FAT-fs (loop0): bogus number of reserved sectors [ 605.226753][T27724] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 605.333523][T27724] FAT-fs (loop0): Can't find a valid FAT filesystem [ 605.400772][T27724] FAT-fs (loop0): bogus number of reserved sectors [ 605.421570][T27724] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 605.481094][T27724] FAT-fs (loop0): Can't find a valid FAT filesystem [ 605.516744][T27668] IPVS: ftp: loaded support on port[0] = 21 06:44:37 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x300) 06:44:37 executing program 1: 06:44:37 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:37 executing program 3: r0 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r0, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x24) listen(r0, 0x9) r1 = socket$netlink(0x10, 0x3, 0x0) dup3(r1, r0, 0x0) syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x80000000, 0x10000) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r1, 0x8982, &(0x7f00000000c0)={0x1, 'syzkaller1\x00', {}, 0x7fff}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x10102, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x3c, 0x0, 0xfffffee3) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) 06:44:37 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd008000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1ad, 0x48) [ 605.805674][T27777] IPVS: ftp: loaded support on port[0] = 21 [ 605.837814][T27779] FAT-fs (loop0): bogus number of reserved sectors 06:44:38 executing program 1: 06:44:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) splice(r2, 0x0, r3, 0x0, 0x180ff, 0x0) bind$nfc_llcp(r2, &(0x7f0000000240)={0x27, 0x1, 0x2, 0x3, 0x3, 0x1d, "c5967a44002f3cd35b4d15d7cc1343fef40e014c99eec1ec0658d94d1e4cabe0b63244cb0a6aaacf8746607f6f808c24c4241b10ae8b2aeb273d1f494180b7", 0x5}, 0x60) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 605.912428][T27779] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 605.933890][T27784] IPVS: ftp: loaded support on port[0] = 21 [ 605.985575][T27779] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1ae, 0x48) [ 606.092194][T27779] FAT-fs (loop0): bogus number of reserved sectors 06:44:38 executing program 1: [ 606.137536][T27779] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 606.236196][T27779] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:38 executing program 1: 06:44:38 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xd108000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 606.634694][T27784] IPVS: ftp: loaded support on port[0] = 21 [ 606.640967][T27850] FAT-fs (loop0): bogus number of reserved sectors [ 606.670530][T27850] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 606.729829][T27850] FAT-fs (loop0): Can't find a valid FAT filesystem [ 606.843822][T27850] FAT-fs (loop0): bogus number of reserved sectors [ 606.912051][T27850] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 607.002915][T27850] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:39 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x500) 06:44:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1af, 0x48) 06:44:39 executing program 1: 06:44:39 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:39 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) bind$tipc(r3, &(0x7f00000000c0)=@nameseq={0x1e, 0x1, 0x0, {0x0, 0x2, 0x3}}, 0x10) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:39 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf5ffffff00000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:39 executing program 1: [ 607.153043][T27890] IPVS: ftp: loaded support on port[0] = 21 [ 607.230541][T27896] IPVS: ftp: loaded support on port[0] = 21 06:44:39 executing program 1: [ 607.325504][T27904] set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 607.347414][T27911] FAT-fs (loop0): bogus number of reserved sectors [ 607.406094][T27911] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:39 executing program 1: [ 607.498108][T27911] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b0, 0x48) [ 607.621260][T27911] FAT-fs (loop0): bogus number of reserved sectors [ 607.639406][T27911] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 607.655156][T27911] FAT-fs (loop0): Can't find a valid FAT filesystem [ 607.696792][T27896] IPVS: ftp: loaded support on port[0] = 21 06:44:39 executing program 1: 06:44:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf6ffffff00000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 608.018093][T27983] FAT-fs (loop0): bogus number of reserved sectors [ 608.063718][T27983] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 608.126932][T27983] FAT-fs (loop0): Can't find a valid FAT filesystem [ 608.221233][T27983] FAT-fs (loop0): bogus number of reserved sectors [ 608.227780][T27983] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 608.270185][T27983] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:40 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x600) 06:44:40 executing program 1: 06:44:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b1, 0x48) 06:44:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x440281, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) set_thread_area(&(0x7f00000000c0)={0x7, 0xffffffffffffffff, 0x2000, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1}) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xffffffffffffff41, 0x0, 0x0, 0xfffffffffffffe81) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:40 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:40 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xf9fdffff00000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) [ 608.640357][T28005] IPVS: ftp: loaded support on port[0] = 21 [ 608.679545][T28007] FAT-fs (loop0): bogus number of reserved sectors 06:44:40 executing program 1: 06:44:41 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x1000000c8) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f00000000c0)=0x6a, 0x4) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 608.751845][T28007] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 608.776564][T28014] IPVS: ftp: loaded support on port[0] = 21 06:44:41 executing program 1: [ 608.844916][T28007] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b2, 0x48) 06:44:41 executing program 1: [ 608.968500][T28007] FAT-fs (loop0): bogus number of reserved sectors [ 608.975045][T28007] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:41 executing program 1: [ 609.056859][T28007] FAT-fs (loop0): Can't find a valid FAT filesystem [ 609.566579][T28014] IPVS: ftp: loaded support on port[0] = 21 06:44:42 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0x700) 06:44:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xfe03000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) close(r0) socket$inet6(0xa, 0x802, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) io_setup(0x2, &(0x7f0000000140)=0x0) io_submit(r3, 0x1e09328e, &(0x7f0000000040)=[&(0x7f0000000000)={0x2, 0x0, 0x0, 0x0, 0x0, r0, 0x0, 0x9}]) 06:44:42 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_mount_image$hfsplus(&(0x7f00000000c0)='hfsplus\x00', &(0x7f0000000140)='./file0\x00', 0x3, 0x5, &(0x7f00000003c0)=[{&(0x7f0000000240)="d78f25ed5540065ba9d59be6f21e4e4a3b14bfbe610487aadada8d7ed9206262015ee70623d948a8589a067b1ca88d6b35881cc109caaa64de2bea4f0030b14debdebd90b009c50cad7f672f3bd67b970eee30cd15d61d20015511d57d33d90db07469c01967e3a9", 0x68, 0x7fff}, {&(0x7f00000001c0)="fa430acc73431b003ce154a5a8102ed4ddf40a8e8cd0d7e784a6a0", 0x1b, 0x1}, {&(0x7f00000002c0)="00cd3b1d7bfa6dc5a73f6463dcf2ea17522537223e59a9baffcbf9793be6784c25304f6defee3286dc4836e547582e1205345c029773dd2e", 0x38, 0x4}, {&(0x7f0000000300)="9f2ec10e77f73f2b42856e65b688337e0d635a5fca39a03d9c63783e22e119fecb6fbd52f1e16ab727fb2f5c0be9532bec6d614edb1e08d36e62fd", 0x3b, 0x5}, {&(0x7f0000000340)="431d90b35f70406084dedc63a7d1d7939f29e638d0bb5996b7052709915f6e346391bff0ea2e4ef0e638021d6bcca63bf63903c2243a9de1bf1f4316e4d929155ef275d7918085f8027d561924a91a8631c934d6a610fd51436463240206", 0x5e, 0x2}], 0x80, &(0x7f0000000440)={[{@umask={'umask', 0x3d, 0x3ff}}, {@nobarrier='nobarrier'}, {@creator={'creator', 0x3d, "e6189a7b"}}, {@type={'type', 0x3d, "c4b722e8"}}, {@force='force'}, {@barrier='barrier'}, {@part={'part', 0x3d, 0xff14}}], [{@smackfsroot={'smackfsroot', 0x3d, '/dev/kvm\x00'}}]}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:42 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b3, 0x48) [ 610.085489][T28114] FAT-fs (loop0): bogus number of reserved sectors [ 610.153353][T28114] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:42 executing program 1: r0 = syz_open_dev$usbfs(&(0x7f0000001280)='/dev/bus/usb/00#/00#\x00', 0x201, 0x802) ioctl$USBDEVFS_SETINTERFACE(r0, 0x8008551c, &(0x7f0000000100)={0x102, 0x10}) [ 610.193415][T28126] hfsplus: unable to parse mount options [ 610.207745][T28121] IPVS: ftp: loaded support on port[0] = 21 [ 610.229695][T28122] IPVS: ftp: loaded support on port[0] = 21 [ 610.250828][T28114] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b4, 0x48) 06:44:42 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000dc0)={0xa, 0x4e20, 0x0, @empty}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote, 0x2}, 0x1c) sendto$inet6(r1, 0x0, 0x0, 0x8001, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @mcast2}, 0x1c) write$binfmt_misc(r1, &(0x7f0000000200)=ANY=[], 0xffdc) recvmmsg(r0, &(0x7f0000000b00)=[{{0x0, 0x0, 0x0}}], 0x1, 0xdcff, 0x0) [ 610.386458][T28114] FAT-fs (loop0): bogus number of reserved sectors [ 610.402597][T28114] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 610.446305][T28114] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:42 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff00000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:42 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write(r3, &(0x7f0000000340), 0x41395527) readv(r2, &(0x7f0000001440)=[{&(0x7f00000000c0)=""/47, 0x20001380}, {&(0x7f0000000380)=""/4096, 0x1000}], 0x2) [ 610.813826][T28175] FAT-fs (loop0): bogus number of reserved sectors [ 610.837113][T28175] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 610.864205][T28175] FAT-fs (loop0): Can't find a valid FAT filesystem [ 610.909030][T28183] hfsplus: unable to parse mount options [ 610.963268][T28125] IPVS: ftp: loaded support on port[0] = 21 06:44:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x40a140, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x10003, 0x3, 0x0, 0x1000, &(0x7f0000017000/0x1000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x11c000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 611.058609][T28175] FAT-fs (loop0): bogus number of reserved sectors [ 611.070681][T28175] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 611.121071][T28175] FAT-fs (loop0): Can't find a valid FAT filesystem 06:44:49 executing program 5: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xe) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x80047458, &(0x7f0000000000)=0xff00) 06:44:49 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0x50000, 0x1, &(0x7f0000000080)=[{&(0x7f0000000100)="eb3d90", 0x3, 0xff0f000000000000}], 0x0, &(0x7f0000000180)={[{@fat=@dos1xfloppy='dos1xfloppy'}, {@fat=@flush='flush'}]}) 06:44:49 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0x110000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000000)="0f52d866b8263045fb0f23c80f21f8667504bad0000f23f866b89aba00000f23c04d0f29f8f835000003000f23f866b94d0b000066b8008700008080ba000000000f300f21be0f011e2e9f66fba30800000f32652e0f01c8360f0866b9800000c00f326635001000000f30", 0x6b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 06:44:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = dup(r0) getsockopt$netlink(r1, 0x10e, 0x5, &(0x7f00005c6000)=""/6, &(0x7f0000000000)=0x2a) 06:44:50 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0x78) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) ioctl$PPPIOCSFLAGS1(r1, 0x40047459, &(0x7f0000000000)) 06:44:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b5, 0x48) 06:44:50 executing program 1: r0 = syz_open_dev$binderN(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binderN(0x0, 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000200)={0x1, 0x0, &(0x7f0000001740)=ANY=[@ANYBLOB="04630440"], 0x0, 0x0, 0x0}) r2 = dup2(r1, r0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000240)={0x4, 0x0, &(0x7f0000000080)=[@register_looper], 0x1, 0x0, &(0x7f0000000140)="0e"}) mmap$binder(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x1, 0x11, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$TCSETSF(0xffffffffffffffff, 0x5404, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, "221fa7b1aeef0cf24c0a4e69a00bfdd4e4a002"}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0xd, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="05630440000000000063404001"], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000540)={0x4c, 0x0, &(0x7f0000000900)=[@reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50, 0x18, &(0x7f0000000380)={@flat=@weak_binder={0x66642a85}, @fda={0x66646185, 0x0, 0x2}, @flat=@weak_handle={0x66642a85}}, &(0x7f0000000100)={0x0, 0x18, 0x38}}}], 0x0, 0x2, 0x0}) [ 617.850091][T28247] IPVS: ftp: loaded support on port[0] = 21 [ 617.872222][T28241] FAT-fs (loop0): bogus number of reserved sectors [ 617.941637][T28241] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 617.954711][T28241] FAT-fs (loop0): Can't find a valid FAT filesystem [ 618.061132][T28241] FAT-fs (loop0): bogus number of reserved sectors [ 618.069058][T28280] IPVS: ftp: loaded support on port[0] = 21 [ 618.085863][T28241] FAT-fs (loop0): This doesn't look like a DOS 1.x volume; no bootstrapping code 06:44:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000002e00)=[{&(0x7f0000000040)=""/166, 0xa6}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r2, &(0x7f00000017c0), 0x1b6, 0x48) [ 618.198718][T28241] FAT-fs (loop0): Can't find a valid FAT filesystem [ 618.230978][T28285] ------------[ cut here ]------------ [ 618.236592][T28285] WARNING: CPU: 0 PID: 28285 at drivers/android/binder.c:2348 binder_transaction_buffer_release+0x601/0x8a0 [ 618.248044][T28285] Kernel panic - not syncing: panic_on_warn set ... [ 618.254636][T28285] CPU: 0 PID: 28285 Comm: syz-executor.1 Not tainted 5.7.0-syzkaller #0 [ 618.262954][T28285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.272998][T28285] Call Trace: [ 618.276286][T28285] dump_stack+0x188/0x20d [ 618.280618][T28285] ? binder_transaction_buffer_release+0x5a0/0x8a0 [ 618.287154][T28285] panic+0x2e3/0x75c [ 618.291049][T28285] ? add_taint.cold+0x16/0x16 [ 618.295737][T28285] ? printk+0xba/0xed [ 618.299700][T28285] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 618.305138][T28285] ? __warn.cold+0x14/0x35 [ 618.309538][T28285] ? binder_transaction_buffer_release+0x601/0x8a0 [ 618.316021][T28285] __warn.cold+0x2f/0x35 [ 618.320260][T28285] ? binder_transaction_buffer_release+0x601/0x8a0 [ 618.326751][T28285] report_bug+0x27b/0x2f0 [ 618.331112][T28285] do_error_trap+0x12b/0x220 [ 618.335684][T28285] ? binder_transaction_buffer_release+0x601/0x8a0 [ 618.342189][T28285] do_invalid_op+0x32/0x40 [ 618.346585][T28285] ? binder_transaction_buffer_release+0x601/0x8a0 [ 618.353103][T28285] invalid_op+0x23/0x30 [ 618.357264][T28285] RIP: 0010:binder_transaction_buffer_release+0x601/0x8a0 [ 618.364356][T28285] Code: bb fd 31 ff 41 89 c5 89 c6 e8 bb 17 82 fb 45 85 ed 0f 85 f9 4b 01 00 48 8d 45 40 48 89 44 24 28 e9 fa fa ff ff e8 2f 16 82 fb <0f> 0b e9 87 fc ff ff e8 23 16 82 fb 4c 8b 44 24 20 48 89 d8 45 31 [ 618.384029][T28285] RSP: 0018:ffffc9001800f620 EFLAGS: 00010212 [ 618.390075][T28285] RAX: 0000000000040000 RBX: 0000000000000050 RCX: ffffc900042f2000 [ 618.398026][T28285] RDX: 0000000000008893 RSI: ffffffff85f12b61 RDI: ffff88809edfe048 [ 618.405977][T28285] RBP: ffff8880a3134080 R08: ffff88803a3585c0 R09: fffff52003001ee7 [ 618.413935][T28285] R10: ffffc9001800f737 R11: fffff52003001ee6 R12: ffff88804d4062c0 [ 618.421885][T28285] R13: 0000000000000058 R14: ffff88809edfe000 R15: 0000000000000058 [ 618.429854][T28285] ? binder_transaction_buffer_release+0x601/0x8a0 [ 618.436348][T28285] ? binder_update_ref_for_handle+0x490/0x490 [ 618.442395][T28285] ? binder_translate_fd.isra.0+0x175/0x7b0 [ 618.448270][T28285] ? trace_hardirqs_off+0x50/0x220 [ 618.453380][T28285] ? trace_hardirqs_off+0x50/0x220 [ 618.458484][T28285] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 618.464013][T28285] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 618.469973][T28285] ? binder_free_txn_fixups+0x15a/0x230 [ 618.475520][T28285] binder_transaction+0x146d/0x6500 [ 618.480803][T28285] ? mark_held_locks+0xe0/0xe0 [ 618.487196][T28285] ? binder_deferred_func+0xfc0/0xfc0 [ 618.492601][T28285] ? stack_trace_consume_entry+0x160/0x160 [ 618.498395][T28285] ? find_held_lock+0x2d/0x110 [ 618.503142][T28285] ? __might_fault+0x11f/0x1d0 [ 618.507892][T28285] ? lock_downgrade+0x840/0x840 [ 618.512732][T28285] ? __might_fault+0x190/0x1d0 [ 618.517481][T28285] binder_thread_write+0x818/0x2560 [ 618.522671][T28285] ? binder_transaction+0x6500/0x6500 [ 618.528039][T28285] ? __might_fault+0x11f/0x1d0 [ 618.532788][T28285] ? lock_downgrade+0x840/0x840 [ 618.537640][T28285] ? do_raw_spin_lock+0x129/0x2e0 [ 618.542653][T28285] ? __might_fault+0x190/0x1d0 [ 618.547402][T28285] binder_ioctl+0x1008/0x1862 [ 618.552062][T28285] ? do_vfs_ioctl+0x50c/0x1360 [ 618.556829][T28285] ? binder_thread_read+0x3bd0/0x3bd0 [ 618.562183][T28285] ? ioctl_file_clone+0x180/0x180 [ 618.567200][T28285] ? __fget_files+0x32f/0x500 [ 618.571860][T28285] ? ksys_dup3+0x3c0/0x3c0 [ 618.576263][T28285] ? binder_thread_read+0x3bd0/0x3bd0 [ 618.581615][T28285] ksys_ioctl+0x11a/0x180 [ 618.585931][T28285] __x64_sys_ioctl+0x6f/0xb0 [ 618.590502][T28285] ? lockdep_hardirqs_on+0x463/0x620 [ 618.595770][T28285] do_syscall_64+0xf6/0x7d0 [ 618.600269][T28285] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 618.606146][T28285] RIP: 0033:0x45ca69 [ 618.610040][T28285] Code: 0d 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 618.629644][T28285] RSP: 002b:00007f22ac51cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 618.638072][T28285] RAX: ffffffffffffffda RBX: 00000000004e1380 RCX: 000000000045ca69 [ 618.646039][T28285] RDX: 0000000020000540 RSI: 00000000c0306201 RDI: 0000000000000003 [ 618.653994][T28285] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 618.661975][T28285] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 618.669926][T28285] R13: 0000000000000214 R14: 00000000004c45cf R15: 00007f22ac51d6d4 [ 618.679742][T28285] Kernel Offset: disabled [ 618.684192][T28285] Rebooting in 86400 seconds..