x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@dev={0xfe, 0x80, '\x00', 0x24}, @empty, @dev={0xfe, 0x80, '\x00', 0x4}, 0x0, 0x4, 0x0, 0x0, 0x3, 0x20c200a2, r5}) 19:02:35 executing program 1: getpgrp(0x0) r0 = gettid() process_vm_writev(r0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) perf_event_open(0x0, r0, 0x80000000, 0xffffffffffffffff, 0x8) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:35 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4401, &(0x7f0000000200)) [ 612.360553] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 612.478866] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:35 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:35 executing program 5: r0 = getpid() getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) r3 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r4, 0x0, 0x2d, 0x100007) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r4, 0x2405, r1) r5 = gettid() process_vm_writev(r5, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000100)={0x3, 0x6f, {r0}, {0xee01}, 0x5, 0x10000}) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f00000002c0)=ANY=[@ANYBLOB="01000000010000001800c60aaa9dd7899390b82a0b6b70a37350d1c70d4abc5f7b32bebe3e084ff6befb5f81e371104de8bd043b29bca1f6527aefef6ba55db8e201595a932790733419ae84edcb2149ba6dd29df9b3411580b02dd56b1c15a7effc6ebcace9b2c3a37948872ec3d63636d458fa1a028a78da337557ea4fd9d2283595219f5e", @ANYRES32=r3, @ANYBLOB="04000000000000002e2f66696c653000"]) kcmp$KCMP_EPOLL_TFD(r5, r6, 0x7, r1, &(0x7f0000000180)={r7, r2, 0xffffffff}) r8 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r10 = dup(r9) getpeername$packet(r10, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r11}) 19:02:35 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:35 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4500, &(0x7f0000000200)) [ 612.568679] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 612.618198] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:35 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:35 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x1) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:35 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4501, &(0x7f0000000200)) 19:02:35 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 612.814741] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 612.874844] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 612.907749] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:35 executing program 5: getpid() r0 = getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='nAs,\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) r6 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = dup(r7) getpeername$packet(r8, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r6, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r9}) connect$inet6(r6, &(0x7f0000000180)={0xa, 0x4e20, 0x8, @private2, 0x80000000}, 0x1c) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000200), 0xc, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="70000000a486bf19000000000000000000df25802014b983540f6592cdb3000600150000007bce08", @ANYRESHEX=0x0, @ANYBLOB="08000300", @ANYRES16, @ANYRESHEX=r6, @ANYRES32, @ANYBLOB="00b9fcde", @ANYRES32, @ANYRES32, @ANYRES64, @ANYBLOB="08000b00290300040038bec50a4c6c2e3bd47642c7e8851eb96263f3e4c76195c47910ec10b8d2ab1b66c3129b729576c16eb0425fb5c0206bc9f6330ab8c07a9d77b8403d2bdd3ea8ed93184262e1f367c3f1a37ce772a08a9d6739e8f3fb23f6e172db876d4399d45222b24129000000", @ANYRES64, @ANYBLOB="9fcbe3d2472d5f24171b60df56353d8495a2ebc34e0b7543f9b3e68b1a059400692062b342705613b82d3dc1bdc0f5ba667f3d45041f337cd74797b63ca94cb030129d7a13ab74803721e70100000000000000b1719ff1d397ffdf1d04ba829de2d3c0435d14c69c007d479ef6c4e984ae7ad376c216b638df50f5bc22902c55d023b574abf25cd4039ab0998adfe412473f28590e78459be6f9938ba62924a53816df88e119e6d689e4472ef1018162"], 0x70}}, 0x20000001) sendmmsg$unix(r3, &(0x7f00000007c0)=[{{&(0x7f0000000100)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000180)="a5f5ee171573280990badc4a3dfe", 0xe}, {&(0x7f00000002c0)="69adb7bb98490eea06915b9ff68c410729fac7ad742b9128c3191d4436fd744a7e60cadc930be34b67ce46665e0109c9f1339b993026aabc7580553cfe10cc4fad921927670f57dd6123501507869a6246ed468b1c21b30829e9c573a087ccb4900ae1772ec3f79fdac1e59bbcad8cd52b8e1885f82c142dc134debc1deaeade335905d1e669f2bfb46ee09d8c6a441f8b13b4e36a35c46d1f1273c55f7ca19d1eda6abfe9ad2cb40457753ad9c9f0f610441b3ea772d48a72d9d586e7488ae3", 0xc0}, {&(0x7f00000003c0)="6e616592a0ac73632e6ec78457a33c8b31b56568db77dc9df7da3886ced17abea8b275559c9a281a398958381b81bf6bf50feef4eb5615d2e922f749b79dc11cfbf9d152af99d6636ebce973949dc81cf744048e945cd0f39e5b51c20098626128569ee5621dc3d0252af3549b1fd5a614ffdbf23963561424141d233ff6483fc1e4972a6be6d8bfa44308a0ba4d5f8ac2841b347ef36e6be1288390d39dbab0d83c1dcaff8e", 0xa6}, {&(0x7f00000001c0)="874e4ff05dfaf5fbde0e066f0a9c48e649ab34b3aa36d12ad208ac213d624e45c792e287a18ba98fa4", 0x29}], 0x4, &(0x7f0000000700)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}], 0xa0, 0x1}}], 0x1, 0x4) 19:02:35 executing program 1: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:35 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4600, &(0x7f0000000200)) [ 613.003741] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:36 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4601, &(0x7f0000000200)) [ 613.188580] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 613.336692] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:36 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:36 executing program 5: r0 = getpid() getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000340)=0x10) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x13) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000380)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="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"]) r2 = open(0x0, 0x101000, 0x26) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, &(0x7f00000000c0)) dup(0xffffffffffffffff) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000200)={0x0, 0x0}, &(0x7f00000002c0)=0xc) keyctl$get_persistent(0x16, r3, 0x0) mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x408880, &(0x7f00000003c0)=ANY=[@ANYBLOB="696e20d1c51d3855534b21b66465783d6f6e2c6575c6e700000000000000dd00fcbc2414e1c04aa674a01a3ade5bde14b4afd97c412039", @ANYRESDEC=r3, @ANYBLOB="2c61756469742c00c5fbbb9faacf481db00322de9cad702a4ec1b8fe79c30593e42c82327641f0ff9852762301000000b96ac94809439d2919a4d3115fbf29279de65feb579b9843c88f77ab6831f75b686e4d3fb2f53102f933916abf9094b06a2f9b896931598e844035ac295e64509900872b1035fbae8f355a969223aa6052451ed49a56af6d851882616c903c24747ca4177f83d07e559b"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000100)='./file0\x00', 0xc4) chdir(&(0x7f0000000300)='./file0\x00') ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0xfffffffd, 0x6, 0x3, 0x0, 0x0, 0x22e20032}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) getpeername$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000600)={@private2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @dev={0xfe, 0x80, '\x00', 0x4}, 0x0, 0x6, 0x0, 0x500, 0x0, 0x20c200a2, r6}) 19:02:36 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e92b7d421c9957fcaaeeb9460fa2d6100"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:36 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:36 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4700, &(0x7f0000000200)) 19:02:36 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 613.460179] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 613.490817] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:36 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4701, &(0x7f0000000200)) [ 613.580740] FAT-fs (loop1): Unrecognized mount option "n!ɕʮ`-a" or missing value 19:02:36 executing program 5: r0 = getpid() r1 = getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14, 0x81000) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x100000000, 0x20c200a2, r3}) ptrace$poke(0x4, r1, &(0x7f00000003c0), 0xf4) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)) r5 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r5, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r6 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r6, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r7 = dup(r6) ioctl$DRM_IOCTL_GET_CLIENT(r7, 0xc0286405, &(0x7f00000001c0)={0x9fa5, 0x20, {r0}, {0xee00}, 0x6, 0x6}) sendmsg$nl_route(r7, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)=@RTM_NEWNSID={0x44, 0x58, 0x20, 0x70bd28, 0x25dfdbff, {}, [@NETNSA_FD={0x8, 0x3, r7}, @NETNSA_PID={0x8, 0x2, r1}, @NETNSA_NSID={0x8}, @NETNSA_PID={0x8, 0x2, r0}, @NETNSA_PID={0x8, 0x2, r8}, @NETNSA_PID={0x8, 0x2, r1}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x240000c0) getpeername$packet(r7, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x4, 0x20c200a2, r9}) 19:02:36 executing program 1: syz_open_dev$usbfs(&(0x7f0000000140), 0x8, 0x321500) r0 = getpgid(0xffffffffffffffff) getpgrp(r0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e66732c0040434c6cf07e19688a40c9bc6a1a88bd1d6500"/37]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f00000024c0)=[{{0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000180)="3b87393b36f51d9ecb48eec6ced9b77ff35af40004d6595cb7de696c70a1421d515767fb332e58a41e02e06bf3a82609c92cae466f709e8ddf7f2e3ceedec61c441024cf857d2509fa7d9aadde99ce28b0b99bf9390d6877c1b331bbf02fbc4951a867aa68c2d003fd2b66e3", 0x6c}, {&(0x7f0000000200)="587fdfb89af8321727c9afe7a624494f53", 0x11}, {&(0x7f0000000280)="5bf9b30a5ec804ab83b43f27fe0919fdd91d0d0abd0b6b93beff479edc41817a5f4ea07a9c5aeb050bf58b248914a906eed66dddc987d00d4a04fc270eaed6303d9045608e4ef8fcc3db1449dbd6ca7fc9fe7a356aaf6c10a5979bbfe9f2cd1be4f225a631440ff7e040796958ced42bb63b8cef03685ddbce3d23c3ae0135821fec7da4a25208f47d1452", 0x8b}, {&(0x7f0000000340)="4f0a15a3242d22048220bd5708ec4e3ca7255b75b37506aabf414689ec642e9dd57bd86eb8d51b226ec1b7b350ee0a96bf7c46850a930c722e74a0314df604a843a074343582ebf8968cecda7aecb0e2dcbba75c30be7574c1e1ad6cbf5363ed0a35505967ace126f2d1bf851aad926b801694f68a24f1dff702a5", 0x7b}, {&(0x7f00000003c0)="3c37bd98fe2cb34180b88985847fff002a76d77d9b94938605c4694b", 0x1c}, {&(0x7f0000000400)="21f27226a42f263d63d5385532b83548b38e99d0a7984b403139bdef443f4e5e5e13a30fd05d9ec25a4da2678eab815df815c3800ac2156a6bb3e0a623f5edd0a94f32679bc8d1153e0ebc85d9b44a5a022675335fdec46b503df6c57f1ff1e328240bb8", 0x64}], 0x6, &(0x7f0000000580)=[{0xf0, 0x118, 0x1, "ea6bf66b6608b8536be6425d7b1d8832656c7af63401610bf4ffa58e1fadf4aa9f4c7d5ae240290b1875ccc30a65aa98b1f205ebc9b0723d48272368bfa9d8b9318be27fd76951d34d33e75c5bc691f9e00bd6dcc07db58c7653dd2d524eaedca5ba5506697eb20bcbe4075dc568ab2476bf19c68504941803700e33f084638f614d5c8d1d7c51bd3bfd5337641e4e28b1e412d0b6a8fd0b47b9f5253c0590ad739bdad00df1f74161009e3872da46a1326e526a9fcb6268fbe8a59668899eb2882d2f6ac911a92023514dea42eaa85c012ec05a28cf202877"}, {0xc0, 0x114, 0x6, "c6e9684bb298fac190ce3f6fe317d07b22364ca134d80d040f831c19f1d7fa3bf55f9769c455f546cf13d75063afb4eabf6ae13e2203d8f7e7f416dc722432875ee95aa7935004f685cf98174c78747833966e2f2d7476519b002e29599ae67425d74655158f511ca17d11a916348196f723fc9673d8d053a4b364b2e0358830315173f2bb36369524b73eb2dc7a7a362e742154cd2e39a5be111656b5bb353b604c8f97a18a32e5ae653e7a"}], 0x1b0}}, {{&(0x7f0000000740)=@llc={0x1a, 0x321, 0x2, 0xf7, 0x40, 0x7}, 0x80, &(0x7f0000000b00)=[{&(0x7f00000007c0)="9b7dd02a2a749ed96753d25dbd8d87d90cb384e6602aef5447f3eb4b32dba5dbea46c62d977d5229d9acd6d26a42ebd3d3d9ab5beebb5625ece06a4938865e7f1f1175dced27cc20eaee2c7ac617f3fe7ce777146d777edaf2c751445ee27b2c95e6cb989321f2b666bc83f25070cf652630bfadd5d54df202a9fbecd5c5bf2ba58bcd4f2ffe98b650d5ddabd0299b3ec2acd357f702bf6d233af5708ce4574d6453b6c72e0d4d525f9a88dfa805eb93812bedfd00db4f02591a2ecfc23c97184caf7e6533b37fe7bbdcc5b4d2abe95129f7d4196e9e2d6d42fbfcb024bcaf07a7c1210511bfcce0c9ae9aa4573df8acf21a24", 0xf3}, {&(0x7f0000000480)="274b709d2ee606a3d7ea0ae1695f37e273dd", 0x12}, {&(0x7f00000008c0)="edf140d8fdaef1843aa9dc7f69bd6eb098c669b2fd99267a09ebf543f2c45526dccf956b062946d3e3a9e93b8e262ce43af0b86a9cb7", 0x36}, {&(0x7f0000000900)="04ebc69ddee205a74ec934d11afae282cee5682e2189269f540db8256ccf5117dfd0df79c3985dbacdfc94035ac55195aa3d421607b4a6c6dcf8cdd194e78ae87df5fdc411760e1d296172abfc5252b7b87bb031b11266acea3f0db20e3ece0aa399", 0x62}, {&(0x7f0000000980)="284a788da5d62e48a048165e97d2a248a66a9cb6f9689a486cea57de3ffe53da500223e59fafbb4ad40e67bfda47cfebb262944de9f862c5a12b6b889dcba2e39396fdde4e1549ee1ce6f94c66d45c31e54f18b601542c2d891247c2d185ff1cc442e24bb9830d723b13bbd3299eaa135c81ed2ca31c5277e51f", 0x7a}, {&(0x7f0000000a00)="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", 0xfd}], 0x6}}, {{&(0x7f0000000b80)=@pppoe={0x18, 0x0, {0x1, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xf}, 'ip6erspan0\x00'}}, 0x80, &(0x7f0000000d00)=[{&(0x7f0000000c00)="2e55da988566635f7cbf4e5bc913f6f0bdcfde51a75ef4968f8f977299f0e6c25693b7d5babd4925a3dc6676d77aa46cc1d324cde975d57b3e328cad4ddfd980ec52faa0a784c1e97c938bb326017901c51d049cd14f8b8d47a61977c87364838655a146646a71f8ccaa230d10d859fa8d9ef4fc2447b3be25467de13a7c03aa59eb9c310c609b37c1bd873aa5ef0c2c3165aae3197a6756ed059275b3da57f37655f097b52af043770af3663a5b50c7a698cfddba168942aa0b754772cb9b36f8dda49cbca4", 0xc6}], 0x1, &(0x7f0000000d40)=[{0xc0, 0x105, 0xff, "d93c01d961567af2863cdc42437265522065ad301c6d79a3ce9d1ba4cb585f20b621fc0cea6d5d3d9078bbe875b7862c612b4e81409df1a093a612e3144e26ff5ac29544ccd8045c1d3f2479d016a0222c5d105bd271e22b1cfd59fd694e8aff59675d8124c9921af4cd1b52e0cc80cb932478de6cf43aca6c4c0d55731994243d52e693801fa6fd23a52519dcb23b45f741ec3eb49c317380e98eda242debb2c3b017725242c6b4cea8a8e5"}, {0x40, 0x117, 0x6, "aabd2142dc9a0e9ede00308708e6a54e1ead7d6e574d244ebde080952a3474159b3d7f7a0233b9ce946acf"}, {0xc0, 0x10e, 0x2db96de5, "6256b2a92037383925b05535bb4a1825be31cd405284cfab9b9a2378f854c2f394fa129bcd711b6300511606e45c03a091852161836df4561e6e22e434c80abeb8b14dc7c5691c2a46644b8755e09824ce3750072785647f273c0d43b7c72955bfb98db95009c4f5a5f1f3983f00e339b2f50c775aeed690c4fdecba4a9db0bddd10b3ef35927762a80f3a1768506f620a3681ce18f1be7298ee337a622f0c9ffa879dcea6e1dce9b9f41362f4f7"}, {0x48, 0x10d, 0x6, "2259423f2192fae7a8fbe953f4d8c81941593a697c0a7f94603f5e56673fba798997a12e2f95af4562c119039c7258741f277e3374"}, {0x100, 0x118, 0x3, "de0ea2030158d50033fedcc8e140e444627047157bac2ed1fdf51514d7f09d1972b5285aae21587c24865a698ffedabe749ba8c754dea238dc6dfc5000a05fe7cf3d58448d5bd4f4b8ca82c8986c76d42eb26f36c97d04a5c4d542f4f7d33bb08ff5e19a4364f97d55c9aebc682e78182c378b2028287209d52ffcba671aa783b77ce1ce36dbb166365a17a33c94c8687a5e62189186a3fdd073ff0dbfd9a3f0b5f321cb228d20d79bc43585020fb6e25f053e01168fb0550bf9bc1de29a7ee53807f9188c330b975086f749e9a2edb8535220b240a9701cfa4010586b78be6be30e0e758c4a488b4b2884b8"}, {0xe8, 0x10a, 0xc71, "83b5a8ac84bc195697c44c980f278d06164d584c926e7f5f5ff730de2685c0b2f6aff33a3382aaf93018f0fb2d57183be00d4bc7e41c47d693f705f5bdbf367c550d634f354cf86cf209ff14782c60185c03268575b6fa244eb85a77462a685f88df1789cfbd0ec249a17c709d55b2081a88ec142f0b74d63f4b17568e7d1e3c8697ef0fecfd23b3c75b04197deb669ed0429788d9360b840892e8b393de52f8bb7b7826aa891f86e981464c5a9062b682c1c6d328f6ce36193ea820032545a6d2153dac8873350a9b1382b9ddb80615c48776"}, {0xa0, 0x3a, 0x1, "16454946926fa4d8797d7d503fdbfdde592ef90bf4ff8efdf02114f24926ddddb9ab9582a953d02e81ce127318500725ade8235b20834e8d60a5d24aaa27418f3d80273fa51ed322b9a3a2b8a2375270206d68aee003e813fc9cec526b816d06adec787a3e63b2069f95d16e3525348a6c04993e6e1100c28dc01794703c73663a4b6c846ae0f8d2619509c6"}, {0x10, 0x88, 0x1b3}, {0xb8, 0x1, 0x5, "1e2f60dcb1487e29fe9af938af0ba1a496ef27ede9ab71be5b8eb0e2bcb5c7d39a204338e8c00549dc4d20448888961c7a8414e49d7eb8d1f61f4ac351005538f877b9990ed985c418b4820c19817b0e558f7d6b24a0a06d95bc3cab2ce78e35117fef90156f16f06df9326c09f34d9f60e9cf036c40f4dcdf69d061a0dc2aa1f818b3d831eda51435bd6cb3fdb5546fca07ac638611e1d451742fdfb87ab9e2e079021ecd7399ad"}], 0x558}}, {{&(0x7f00000012c0)=@ethernet={0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x80, &(0x7f0000002480)=[{&(0x7f0000001340)="1bae78064b7ca67edfabfbc7f7cbb591f815fd327b260e81247ba6132bc77db440884ee71b95bcdbe458dce0094b9af44062baddb7726652c1f401f730df380dfa54172f8bf5da180c5096fb5b4a80b7aa33b669f644f9f91f1221048fb6f8e688f7b2fa3f5c39e11863c75aa3290f1dce24d7c1a5b8efe2e5540237c5676ef0e71ffc920de3a2ac41017272", 0x8c}, {&(0x7f0000001400)="04086fc0e48be8a582afc50f300b118938bd02a5449e6a6948", 0x19}, {&(0x7f0000001440)="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", 0x1000}, {&(0x7f0000002440)="c727add517bf216f6604632f8a427580bb71061a0913333c6abe68aa4f0ec6cc9459812701db2b87ea53b5b3065af33b181c0efc", 0x34}], 0x4}}], 0x4, 0x24) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0xa050115d0ce84835, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) [ 613.774469] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 613.774867] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:36 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="07e483d600"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYBLOB="3000000024001d0f3a61aa51acb1d59e1a43ca38", @ANYRES32=r4, @ANYBLOB="00000000f1ffffff000000000b000100636c73616374"], 0x30}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000940)=@delchain={0x24, 0x24, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xfff3, 0xffff}}}, 0x24}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f00000001c0)={'syztnl1\x00', &(0x7f0000000140)={'ip6_vti0\x00', r4, 0x2f, 0x4, 0x20, 0x800, 0x50, @mcast2, @private1, 0x1, 0x1, 0x5, 0x4}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:02:36 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x400) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:36 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4800, &(0x7f0000000200)) [ 613.941907] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 614.079370] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 614.132213] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 614.209901] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:37 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:37 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f0000000100)="915a88a5733231e81837efd495d5e583580500000000000000dbc0d89c", 0x1d, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:37 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 614.253251] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:37 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x0, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:37 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x0, &(0x7f0000000240), 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='nfs,nodts,\x00\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:37 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4801, &(0x7f0000000200)) 19:02:37 executing program 5: getpid() r0 = gettid() process_vm_writev(r0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) perf_event_open(&(0x7f00000001c0)={0x3, 0x80, 0x81, 0x7, 0x1, 0x0, 0x0, 0x70, 0x804, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x3, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, @perf_config_ext={0x11599fae, 0xfffffffffffffffb}, 0x800, 0x7f, 0x1, 0x3, 0x800, 0x4, 0x3f, 0x0, 0x5000, 0x0, 0xfffffffffffffffc}, r0, 0x10, 0xffffffffffffffff, 0x8) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x42, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cabf4", 0x6, 0x1f}], 0x0, &(0x7f0000000180)={[{@nodots}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000100)={@private2={0xfc, 0x2, '\x00', 0x3}, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x35}, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x20ce0182, r5}) [ 614.364992] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:37 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4900, &(0x7f0000000200)) [ 614.495483] FAT-fs (loop1): Unrecognized mount option "nodts" or missing value [ 614.508890] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:37 executing program 1: getpgrp(0x0) r0 = gettid() process_vm_writev(r0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) perf_event_open(&(0x7f00000002c0)={0x3, 0x80, 0x4, 0x9, 0x7, 0x4, 0x0, 0x4, 0x500, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x3, 0x1, @perf_bp={&(0x7f0000000100), 0x2}, 0x20400, 0x8382, 0x6d1, 0x3, 0x1, 0x7fff, 0x1, 0x0, 0x4, 0x0, 0x401}, r0, 0xe, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f0000000140)="dbed7d4cac172a3f10ce844e640af0519aa87ea648cde0ec5118b4bab94957e60e9c56f1b1ef32ca3e21094dbf04f24cf95f5d3ec51b3b529ed44ba82c848dbb972697ab6f67bf4d82861332e28a298949af8041a8a1ac118d2110f9ea2426ff2de26f497237903e973f75cb77982ff25c258922af60ebaae7e693d40a276f0fba5da6c4fb5799829e84db5e287b4218498ad68a313fe2a1cc227653441ae9ae691cef2b29f95a53df903fc38e9cc1ef3544246f47846e878bbeecded5c4da28770996ff33d7cf9c14804c200b519d9bda4ce63fc6656117dd", 0xd9, 0x1f}], 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='nsdots,\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:37 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x5, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="810009002055cbe2b1ca44b2a52791218bc297f06396c33b16d3b83a96a9412e12ec517c40d984701cc1c865fde1b637246f142aaf0c04d2e9fc9f4e5b5a6122740e67d287ec38f2e9ef323dff02b73a2480cc6965ded1eb8da230e9260cc0f952102b02558397a50d820f1e01a4c453a7"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$can_raw(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000400)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000000800)=[{&(0x7f0000000500)=""/140, 0x8c}, {&(0x7f00000005c0)=""/81, 0x51}, {&(0x7f0000000640)=""/97, 0x61}, {&(0x7f0000000480)=""/50, 0x32}, {&(0x7f00000006c0)=""/214, 0xd6}, {&(0x7f00000007c0)=""/46, 0x2e}], 0x6, &(0x7f0000000880)=""/76, 0x4c}, 0x100) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000009c0)={'ip6tnl0\x00', &(0x7f0000000940)={'ip6tnl0\x00', r3, 0x4, 0xd4, 0x5, 0x6, 0x40, @private1={0xfc, 0x1, '\x00', 0x1}, @private2, 0x40, 0x40, 0x1, 0x25}}) r4 = dup(r2) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:37 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4901, &(0x7f0000000200)) 19:02:37 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0, 0x0}, 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) connect$inet6(r3, &(0x7f0000000180)={0xa, 0x4e20, 0x8, @private2, 0x80000000}, 0x1c) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000200), 0xc, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="70000000a486bf19000000000000000000df25802014b983540f6592cdb3000600150000007bce08", @ANYRESHEX=0x0, @ANYBLOB="08000300", @ANYRES16, @ANYRESHEX=r3, @ANYRES32=r1, @ANYBLOB="00b9fcde", @ANYRES32, @ANYRES32, @ANYRES64, @ANYBLOB="08000b00290300040038bec50a4c6c2e3bd47642c7e8851eb96263f3e4c76195c47910ec10b8d2ab1b66c3129b729576c16eb0425fb5c0206bc9f6330ab8c07a9d77b8403d2bdd3ea8ed93184262e1f367c3f1a37ce772a08a9d6739e8f3fb23f6e172db876d4399d45222b24129000000", @ANYRES64=r2, @ANYBLOB="9fcbe3d2472d5f24171b60df56353d8495a2ebc34e0b7543f9b3e68b1a059400692062b342705613b82d3dc1bdc0f5ba667f3d45041f337cd74797b63ca94cb030129d7a13ab74803721e70100000000000000b1719ff1d397ffdf1d04ba829de2d3c0435d14c69c007d479ef6c4e984ae7ad376c216b638df50f5bc22902c55d023b574abf25cd4039ab0998adfe412473f28590e78459be6f9938ba62924a53816df88e119e6d689e4472ef1018162"], 0x70}}, 0x20000001) mount$fuse(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x204404, &(0x7f0000000640)=ANY=[@ANYBLOB='fd=', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000000000010000,user_id=', @ANYRESDEC=0xee01, @ANYBLOB="2c67726f75705f69643dca41e23afd2c58e93c7119d8f3d1ed44f5809f210fac793ea62cddff506bcc896a6aaac198b70602ebce96ebf83e767a84c68bc41c33a1de3ea71a0c39a1e117fb71d22b593febcf280aef30de9add905c571aef66e51c89e65a90e14340358eb1e0299657d35a46346a2eea04", @ANYRESDEC=r2, @ANYBLOB=',allow_other,default_permissions,uid>', @ANYRESDEC=0x0, @ANYBLOB=',obj_role=,measure,defcontext=system_u,\x00']) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) [ 614.720597] FAT-fs (loop1): Unrecognized mount option "nsdots" or missing value [ 614.906344] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:37 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4a00, &(0x7f0000000200)) 19:02:37 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xdfc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="04080009006bec2c00d1cf74", 0xc, 0x2}, {&(0x7f0000000140)="dbed7d4cac17", 0x6, 0x5}], 0x10002, &(0x7f0000000100)) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:37 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00089, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x440, &(0x7f00000001c0)=ANY=[@ANYBLOB="90093f53d0dd10c4db7e1d30de06797e6e667300f4"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) chdir(&(0x7f0000000140)='./file0\x00') mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) chdir(&(0x7f0000000100)='./file0\x00') bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) r1 = open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYBLOB="3000000024001d0f3a61aa51acb1d59e1a43ca38", @ANYRES32, @ANYBLOB="00000000f1ffffff000000000b000100636c73616374"], 0x30}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000940)=ANY=[@ANYBLOB="240000002400310f00"/20, @ANYRES32=0x0, @ANYBLOB="00000000f5ffffff00000000"], 0x24}}, 0x0) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000280)={@mcast1, 0x23}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000200)='msdos\x00') process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) [ 614.997572] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 615.057001] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:38 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:38 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x0, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:38 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4a01, &(0x7f0000000200)) 19:02:38 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:38 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="6e58d1af0d"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) socket$inet(0x2, 0x2, 0x8) [ 615.150220] FAT-fs (loop1): Unrecognized mount option " ?S~0y~nfs" or missing value [ 615.250539] FAT-fs (loop1): Unrecognized mount option " ?S~0y~nfs" or missing value 19:02:38 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4b00, &(0x7f0000000200)) 19:02:38 executing program 1: ioctl(0xffffffffffffffff, 0x1, &(0x7f0000002b00)="5d28b58ab4c79a86a2869d60765889b684c5cc7ba1d5603c242c66d9e65ca4f3c4cccb8a7bc77186e20782002500ea3bc3b1f7c8372c6eb7b576eaa4afe506e2521d525b83ca0aa7bf3ee15427a4f5089a5bdd21c50f6fc1e7a1a0d3de2f37b50ea260067491263dbcd9dab192238ec745c76a2bb5dd386468889741b47789014a5147309309929d51a6e89bc600c04ee647ee79409121653430a5086380b9f631f1d7a86d04ce814c9fe1ce4c11d6a5134c0ff81fa11cc5966d5350b726a796d87d7b77156e1651389152f72b8e3e4bb6ac6f43139d0da5282f4824e3c768f9ae509b6eeec8740ccef562fca3c2b8f4da1ce2f1f8ecbed8e113179580b2e6638bebca30824134efdc6fa28786d0c49c75b5632e1d2f0139447c2663cced0af29b6666506491fb5e118c5cc92f1f7210e301f573ec72ac70d301c5967a40cd4de877ef3b2a1a584e9427c502cbd275338f4e6a4933273782b4d7ea23733ea7fb93a6e9fcd09b10e2159d93bd62b1b0cb8ffd739461471377780b838a88e1c0af011cd528b4fe72763319e14efcdb4bd6e09be893c9379d781a2016eefabfc6722a91577e9f0d34065dc36016d3271128dd5b57bb241be90e98ccaafcec7310c798a43bb0cd048916b9b6b0e2819907b57e133170c6b75fe01665431aa04805529b6965c6771d6fc0f959fb478c416f37ee1eb205f1091d6764c1caff33454ba9c64cecba6911b7a94f5469fddad9ea1c348b0427eb1eca32c0d434d61ded5f5e56d25e1670188dc24a00309537bedaaa65cb982def3180bda7dcf7d66065ade7c7eb820cd484029232a463126284af54e41ef8af9c41c1e7db2e0524da95fcd25b45d81e10cdaeda095237607cfcf52cc05f228bd231d7340f7b777a1906a474985a88ee5bd3cef57efa0ca98b721d8361f9e40c5523b627ed1ebe903403be9df433f66b5dd4df5cb6fb753e93efc861cd07b31c8d0fce1ba8fe973e460bdc20ca3e62cb4d4a59a5e7727d3d207b3b558f03d0f08d0668f19f50f7645a0a9a5106c544c4795855b086ff01091b6097ec9a89e3a5579982a4f19f615fc74638a029c6c61f09c08a6906469017110aeb5ef5d6440c5b85d64e16a3a52123816fc399b0021a95017003c312cc60645c38160bc61571b47ebeb5f29325135c9fb789fb013986f6633e4eb309d99a9818598803a9dd7af8925de3a64939e4c448e83a3faf4e7bf0d1309e577eb68bf49f327188be74f64e1207f2572fb6034e86ee909227b0861cce8fe8c16c45a6998c1788768ece74610843a1f7439187e959c005fb50340f27ae714a4fb3218962aa364eec5e7c2a9395579333a11fe87d3beb5b08b70483b79df2e4b93bbcf9f0f6d76b1e3dd2c31360c2d2b16bfd051ee02b3d72642c85ee007d9c0b809ff340a5e17aecef590dfc17d06fd19deefbc9e2d2c17df10783b28b9fe06851b63586d96e15fb8082eb3bf3ce2336b0427d8b22d1830331861210e59c9004c78526ba2b36eed6ca20c8d2f5e28768072d6ca96aafd380708c8d8f233eb80feedbb255cbd7a6a7ae062b9013caa2107d090ce0e3c220d5f063468bb03cac370f4713bdaf651dc644d63a99bb03f1738c54d47854fe8943e7d5e40edbd452f388c4edc12830545b2b55a0b79d8c36c5b942a50c4773de74f89aa2f9639a76455a56f30b99aea424f4ffd150e9954c7954d7fc1f5f7c9194c47d8cf7427060e66b029be57268abbb2a43d7b58fd2016030b5d600946b70c5a72c2d96e25640cdbd1488783c648c36567181a8a5276abac910d3f7ff43d5ade35bb7e2db73876a46db81eb9243a0c9310d949281a747dfff8ffc4062fa39535e4ccf359599b695b3ed63f8c6786086d421141979d73be1fb2be030557c3db31b8f9a2127a568866a1048cc4056495d6415e42611c73057704da2f98d6c006c6dce10ec1a7dd1e8a0941a16cb42b8f61afcbfcb62ff524fdc316b952c73fecdc95e6c3b0abec7033fecb930b16b094f59598962cd91c6e5199c218c79b12c5595b24b03f5ec3f409e53dbbe66cf768751739335564640bf7f3e1b3cf4d4ee54736ff0a28188edca2fe0cc9b51d1054f08bacc9eff35c8909c6e5021d303fbd36cb15fa54577946ea5d74f62171de1fe931b8d35da834d845e44fee238415fdd6b65992f19ef771ddb53737e2d4e2f34290def4c396fa7298a2f59bdd6ed4c57cdb5c532846560829bf87ff318ce187725216030f7684a2193b90c442303eac5b35910149615e2bb80ef6c8511cf692d0d298bb1f29676057565da2a9f02d33a64e7c870c5f22f810da6d47b68a36881ef580a03bb3eb3812a1d1f3ce84f46e97c2c0ca468f20319d502eb96cc1a49c9ee9230611e9127ce30ab9623df85ec79dce6e8aca186a0b5c1ccf1ed641f58da5bc1425fce97fcbc4aab34bf8186a567eb97ff4471037e4f0792fccaa1129a322aad09aba672fb791f03592199db15ed25edc9a773512850558a307952285f26280c68fd317b3d4db04be496d5f591da993615f1cf50c9a8da51509790dd6654dc3cb682c56569ccf4d872d2fabee2f3b2b60531bd9a56122b2514cb2582a9779aa46a540586c5913871f8145e8894bfa353b74286383508351c3248a8af3a41373401b53c00d0abcc54e66cc8e77d4c88c40b67247901bde1f7516c6e3fcc0548f97a49170cd12f1109e63676a1f6c6cebe8e9f9c71d4676f8e16e6b549d61a0b9046857ba3d3fe45b533411209ce645888b35807861891df7978d77928e2508fc00cfa74d1dd110263c57f5a648cc6a86bad5ddda0809d5165c100013a7cbf63aa636243c4535b817228283d9fdf649196e9136a6d763b66d9330a8ca32b6e46ae5097393a3742ec7717a92a7f7df5d874105ee971bcdba18c0a4a664c7de24e2c6c6b380f1048e7f58e456c7f32d9c3cddf370bb33098acc173c4a3000eeaae7e550466862bf2817b47e7cf20551528fa4aafcc9af46b6887d40f31408628db318892c6d4bc944d34fe6b8a088ca5a7d0641aa5b31eacfe3fd213baf81ca75a771145d7cca38bec3ab4275aba9799ba0e2cfeaf778f6d2791fcff058e181ce82fef8608e79267217bd239e99f0e89731ca5dd9b5e5f54eeb23b45117c37dc8de439a5ee7e8c8ef7b9a317d94d6346385730d1eca353ebb7d6df2e22c3e67b1fb26f689b9121abbb71a2aa4f4723f9ec704fcb5546dd285d6d08f4438768cef6c1f807a5923ca6e6fc32138f781c07542f5bf11ddaeff80ede647bc98359d9b61bd4def6e52d0786d64b8bd10cb368794e70de6fb65f17dbe3c02f5706b15c86cd7885aa072c509c05e20d9fb9ed33d87726c8568fd6807cb2f499102e477e2291f77c2b0ae8a5b74d1ea905c31a1f5ef12258e28f7d97e69dcb8f49f05c69e25d532a800e7f13847012cdd29decce5d60a9cfdf2ddfceb10006daaa0332313e246331847509c7df20a55b87994ebc6f9f7276be3eefc88353c47ae923e045be74d1e1de6b092ca9d41e042c8ec9bfa0994c5e1ff03b6d8549261256a652ac40b2a147debed364f49e0d55cf1889b53aad520bda6ff99139d15757f325622f8a32f5cb6f294523de91ae1bfe12ecc156aa1aff8dbe241b205fd3763c71c9acc86129cfc3fbebf25cd35dbfdf554902456478b17e76837f6c48d64dc64ecb1713dcb0b4a2c211e08a030cfece376b43f36fe1e3f220429329d00f6fb0ca2734e2280f5f038dd1c3f7935c1f188e2320f232efe0ede7e58a31c19785f682a5694ccb5c5a68f3d7648d74e3370e7bca2037c1955eddb1a72cd4f835b6cee0889a4cb36510550b206049f8e8d5fb00195a2c89d430cc79e0724fb330d79b0dc12aedf831384a7bd23cfc82be4f8376c98716228f7795fc17086b7be8d9fc48362437b2de242ac27b27a83a7080cced400dba6cb050bf6d2bfaf5f19d13e4e83572e429335bf36cd71a0d0b0b40f602afd54b2f0f9129cf7d33d51ad6bf9835ee7aa69050087e1a4d1cd5c376adc49fb80104f833157317e6a3c93b017f82c6d069b4b5cd1442a0213ef00ef22595ea47b78762a806fa80ea6f4d92f74f8637056204eb7686752ec6298f27e39fe7cdd17c633d1a2c39f285e0a15c0f25a27268da3bc611e6c61bef6b607d4d6891aaea1fb7bda9cb10c70ab2484da33a3ec0d750edaf463f6509014331b705d46fbc146012727cbba02c8b9d123e92f804427e3beb2305ff3ab41e98bf6d5d359bb62d201b105014c7c812b9dac811073fdfe0abe4694c0f8515109c797e49ba77e8169484e181be510a912d28ae141b84fe1f7e321d9e35c6c9340b1b9b4d25ac33a5a511569ff299e2345a6ed186f564d6486d4a1d11eefc33fb2708f41e024e61f48e13f3ee6ff9b988d265fbd5cd53174bf8b3a54011d4467bdb42d691d1980c7b0a1607c1a7843c325a0f4865e64bf719d2ea7c2e182f40a3c900fcaef56173f95c0c1feb04459a4ae688639d1f10b17a9add8c0cdd2725e5e1b4ff1bef7aec74ad3fb478905c499a5bb436ca13b65cc1fdfc68714b8e22a894b6544c7272aa03cbc0cf93385fa79d2b144126b69e97f0f68821d17f4972ef83316f5dab872763716eda04f3e71f3e505956f254b7401f79eb786ab8079f2da02dbeff20830900176c7ac72ac12d41e494ae34179bff836347eaf1d6c9726adb251183101b9d594b08064d6aafa63b84be4b73e8326e5e929d438eea6d6c1f30dd2d21096c2d5e5e90da94a6ea143b67a2f0ce1a4b84852c40f217193275e1300dd67ba2bb9324056564f6007f004171cce0e976bace7e60344a62b4145b573f661b895ce9facd6502fa0d58e7ad7479e3d6bb462a4feda0ec5c28691e92b61faaff1062bfc9b27e9310a280f50dc9ae1db67f9db54b5529620cc9bb317e878b69a65b5ffefe144860a46e6ccb7891f627ada4d3aa770c08b73655096726d12c52f8e00e8470135333a34e0b72cf5291df4094001def029f387fc1cb0ed68b9ecda7bf84fea260d73694447b80125275edd1f93ee15a5aeec7b3b92d33c271729c9a82a4d3af6095d6c3a5910255107d19b80a87529ad9446f0e05881ecd3ffaf11c800e9e608e79a2ee5856b38025faf8ef3561e94cd842c8dcea1abbfab1b4e5ecab45036219090dc1b16923c3a20ade22f1ffa1db1256230399bcc9b40b5c0d1a0596a95f7390b6d33dfc9648b6c511ec10ed323168188213e80a8be2d47c6d01d90aa71fde0193dacc2123a6651b1a80cc64790ac26624d42276c671e90b84af8717aa31556c3123b44df763d997d4cf8da75717d1ffc58fbd9eac6f4292f2d6a30646a4d41827a23b9ba3b10d598ff017f1bffe0bf1e04080763057b00691fb2f0fed929d4153b00f1d14a9313fd597bb76e0bfa05c40a8e0d29e28a708ca3a436be8e4261abd5bec18d5d0ee85b3c250213bc4a6e9b7a742ef03f2d841ec776391afb60c481f7401eda75d1e9951e470384fbed979f20da75ff6e02053b8f80fb86be96445bc8f06ab47fddf45631a04464586c560f3ff987bdb8e9ec81b62320d9dfa271a5d716d48630538caa78002380407f211d445beaa69b67893f232f67c1b9090f8f217bad31fc64a776d3c1c248f2d4c1ff3aaf4ff9604d773f1962388f79d1027ca1bd4a17707e2b6ec6e2542e5289189b794d8c8a84ea33fb25d2b76a1247dd3fad3e7a44b21e92569ae1dce553344c0754f0c5a2e5ad0b759a052d7ba727d9e0182c07684fa05cebc1099e55a42bc004e1d6b419c9c349be630f7b975f508d0d4924e17da8c06b3b4be5683b88281788181b15544c7e0") getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file1\x00', 0xffc0008b, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000b00)=ANY=[@ANYBLOB="919ad0eb0cb88025ea85a8773f962962f98c16a3ff29e627"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) syz_mount_image$erofs(&(0x7f0000000100), &(0x7f0000000140)='./file1\x00', 0x7, 0x7, &(0x7f00000006c0)=[{&(0x7f0000000180), 0x0, 0x81}, {&(0x7f0000000280)="1a5348841c74e620ac1f973cc1baecaf55a339d428cae336eb097120ce6b4036b09bf2c23e1ebd60b27a3df777cc4d5d4b7be716f042321e7a463737d4c1187b265b9a9a8571ce3be969b15d4aeeb85af55f8e14cc4463e07a338315acf2301d50f1c786d23a18c2d2ff0f46f2e779910e1565c1278aae51188daf47d579b3d39680c247", 0x84, 0x800}, {&(0x7f00000001c0)="d14bdde50e7b15ea68a53727f2fabbfae3eed08a2baa17053d241fbe1cc5b10c52c61750e3056b2f718641ce78b27f4707538f706e5b7b33807037ded1f4737cf68448ee", 0x44, 0x8001}, {&(0x7f00000003c0)="1dc85d6d991b37ba3562868c49b2b632814be51908a4394a561302b5290c095fb3e707e9649982b339d47e343298347535b6fdc6e6314bf6338db89318ed687fdd6f4dbbfbf00385a0f78d0540044296931ee205fb1a35225ec8834b7a2be85bcbb55249c9fff43ea064437bdca2a3b20bc996a6a1e3cc", 0x77}, {&(0x7f0000000500)="42360917c3112b4722bc363cb21169b908101ce2b9af79869e937ace7c0bf193691ff7e5a881ac18cd38300185c9f3744eb62b063a54fa868547033b7e6db3cfbe135f8152bbf00d6ae55ea3eba9d44aae5afcedf2b8da91d0def7adf8acca946c0202552fc22dcf460a7507075a0ba3d89868208d4dacfd7bf3d738ff0fd3b42f078c75e21c2de3f1a6", 0x8a, 0x1ff}, {&(0x7f00000005c0)="8373f404538ef940f86e149a6b7f6a48e48ec4d23df63f5e13cdd92129f0eb5aa843403fdb398beb3052acd8d98852a59f60d6ef2f42a7d0819664c26174817c55f5167d389dd2c99a6bbeacece7ebc0de950a3bf29494fc50395bd4c9727659e9d6f3e1bfe9df70c4d91f92cdd2424e6ca6fd2bbc3614fc82052e2394aad972cad1afc081ea5c905f06954754c37a31eb4dfae629229156b9ec396ba40ea7176eb1f5def794b54f2144b7e86dbb85edffc753cf21e11fe188ad4da89d386f71a96f0a15", 0xc4, 0xffff}, {&(0x7f0000000440)="7d316fa9e022d52a829765cae8116f9c937b49f53da8533be5abcc9c92b6ac233188df3d9a4021427d3d3b4e3262d6f7ca160cd1472dfa13f16dbce9586266924c2792bf6761c48e7e391145369333", 0x4f, 0x8000}], 0x10010, &(0x7f0000000780)=ANY=[@ANYBLOB="61636c2c757365725f78617474722c6e6f61636c2c757365725f78617474722c6661756c745f696e6a656374696f6e3d307830303030303030303030303030303001f6d92f1f249b5f617474722c6e6f757365725f78617474722c6f626a5f757365723d6d73646f731b2c736d61636b6673666c6f6f723d5c212b217b2c666f776e65723d", @ANYRESDEC=0xee00, @ANYBLOB=',subj_type=nfkfsdef=msdos\x00,\x00\x00\x00\x00\x00\x00\x00']) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) r1 = syz_mount_image$vxfs(&(0x7f0000000180), &(0x7f0000000340)='./file0\x00', 0x0, 0x3, &(0x7f0000000940)=[{&(0x7f0000000840)="8849bf86cc9fc3068b531e64469a89ea569813f0", 0x14, 0x101}, {&(0x7f0000000880)="6553ffda5d69b87af5d2363419939c205a8c20c64e84a669369c9848b0298b95d7ebd3428634bb9b5238a1a335ab3c5008925f9a13285859a974bdfd66e1d5daa5d9bc8a61f176e9c1217415ad5266852afad95c8f1a9294c6a6898079babce631940a29975f8d", 0x67, 0x101}, {&(0x7f0000000900)="ac15ec4815847741f3956d76e709f20028a05b8a994b166424212e9603b1e990f7f4890ac4f7ef5c934ba422cd", 0x2d, 0x6033c400}], 0x280000, &(0x7f0000000a40)=ANY=[@ANYBLOB="5dce265e2f232c6d73646f73002c65726f6673002c262d2d2c5d2d2c5e2a2c2c6d61736b3d5e4d41595f415050454e442c0075ab352d1e2b3ba9b048d29334da30d7ca59c4335d9a3adfb2a6f9f3b22eee2cce6e33f581d2"]) mkdirat(r1, &(0x7f0000000a00)='./file2\x00', 0x20) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) syz_open_dev$vcsn(&(0x7f0000000ac0), 0x9, 0x149200) mknodat$null(r2, &(0x7f00000009c0)='./file0\x00', 0xc000, 0x103) socket$nl_route(0x10, 0x3, 0x0) 19:02:38 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) recvmmsg$unix(0xffffffffffffffff, &(0x7f0000001cc0)=[{{&(0x7f0000000180), 0x6e, &(0x7f0000000200)=[{&(0x7f00000003c0)=""/218, 0xda}], 0x1, &(0x7f0000000500)=[@cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0}}}], 0xe8}}, {{0x0, 0x0, &(0x7f0000000600)=[{&(0x7f00000002c0)=""/155, 0x9b}], 0x1}}, {{&(0x7f0000000640), 0x6e, &(0x7f0000001c00)=[{&(0x7f00000006c0)=""/234, 0xea}, {&(0x7f00000007c0)=""/4096, 0x1000}, {&(0x7f00000017c0)=""/196, 0xc4}, {&(0x7f00000018c0)=""/25, 0x19}, {&(0x7f0000001900)=""/226, 0xe2}, {&(0x7f0000001a00)=""/99, 0x63}, {&(0x7f0000001a80)=""/126, 0x7e}, {&(0x7f0000001b00)=""/208, 0xd0}], 0x8, &(0x7f0000001c80)=[@rights={{0x10}}], 0x10}}], 0x3, 0x10103, &(0x7f0000001d80)={0x77359400}) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000100)={0x5, 0x80, 0x20, 0x8c, 0x9, 0x1, 0x0, 0x6, 0x60, 0x4, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x3ff, 0x2, @perf_config_ext={0xf820000}, 0x42020, 0x1000, 0x3, 0xa, 0xc1, 0x1, 0x9, 0x0, 0x2, 0x0, 0x2}, r1, 0x8, r2, 0x14) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x1d}, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) [ 615.630432] FAT-fs (loop1): Unrecognized mount option " %ꅨw?)b)'" or missing value [ 615.664035] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:38 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4b01, &(0x7f0000000200)) 19:02:38 executing program 1: r0 = socket$bt_hidp(0x1f, 0x3, 0x6) sendmmsg(0xffffffffffffffff, &(0x7f0000008200)=[{{&(0x7f0000000180)=@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'cts(cbc(aes))\x00'}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000280)="3570795c75cc29f19c442ed696d1780b8e99e49a6a7137931b13b794d139105983924d6a5c5a5f400fe6a768e582581d8176cf3f6728318533caf7645ef357bad893110c2ee61d6c25159bdc15610100397174fd97afd9c3255ab06e8d8dc1e355be4018a214e615e34c43bb02c75a8bf8c8eb74082deaa34ef7b58fa31f5a0ba2f82e8a2716fd285f560d61a6aca561e786864dc218d836e8bd9b800dd77540b5433626bf1307b90478a2d261d28e90ace9", 0xb2}, {&(0x7f0000000200)="0d17e6fc0615551326e208e7c02cb9e55a81cc6ffcd3c09765af73506b52", 0x1e}], 0x2, &(0x7f0000000500)=[{0xe8, 0x119, 0x8001, "c25b203d33cc18ac94abb74dc08cce83c1a13b37695a2f89a98e3732ecaa191d16287e9a14055a187aefd59e39d370f671bc793567b226e376d4bdc62b1d8bf36d200ba6660443d45bc1050d9de0412dadf9c512f4a06fabf4980b2dbca9f9f66cc8c8aaafddddb566223000279913a0adc0ef9acf17a428a422e88c307fef0e19b4cc4e6e999128cd48661ac7aee112ac40826369476672d5c8ad93d6fc958fe4c43e8dcca8bcfb0fc4712d5bcc27f4829b2d7f772b96c121a9b06925e428c0ad8a09375d9265f14506421ae06b96cf61c9b932"}, {0xb0, 0x88, 0x1, "6069f15ade34a6e9dacf9da57b9216d0c824594ba0ef3576f372b1f963cd398f7c6d5cc2e868a901171368d9a95f1fe6b8cc666468d4f0040666814fe622b0551789ccf9c1c2bc8a34be42a5969b6ff3bc4d5c6affcf198937a60225ecb1bf11608ab95d313d4a80dee64395ca8ccbfa9dbd28774bc2f71a4a93cca4e22607ae4af5a7bd72a45d315b5fb3e1a73cd7bcc3f46a1d6dba3098ba87b8fd518eb35c"}, {0x50, 0x116, 0x800, "f36197bf18d3a8832503e28aac49bc9e8276734a412e7c089be2a3782e0edaba4b05b1577364cf4bec70120073b35f6db7c8e834603801b1824b"}], 0x1e8}}, {{0x0, 0x0, &(0x7f0000001840)=[{&(0x7f0000000380)="0ab1695e569dbd443ae3fb82ed1660d29403fe3629d7e704dd9f48828b5f154fdb93e7ec694bdef988c9d7f5e0905e41c4d69eb9c9f6ae", 0x37}, {&(0x7f00000003c0)="1795cc00d358a5082f211503bb1fdbc09e92beb39376b11ea0d52aeff225786f8df47da839e22175b25c3fff43ea07d8a8b891491355cb78a457b4e80742c5819b88850a679a8a9b250f7cb29fbcc39c8afc327f6a729c81fae3ce5f1949b57f8f0fc6df3e84f1a3b2d6310b96e2f4dcff8dba05eeea1493e7f1dada1de9b881c08bb134768e9b8a6223527b497558f5cbb150d3a7bb011f7f23b286f4", 0x9d}, {&(0x7f0000000700)="07255e080ac2ac2057b578ee28421a8f82132422a6e6e708afab4ee02c97f69c4defb5dad6906ede62fbd50df9f04b52628fc5e55486c43b30596c6f518a93a97c8dabba5fc6ed5bb2df49d6186a6747e7aef46028c2e3b1907d7c4e101d87557293f1f055d06f20a3c5ae4b91db00d9c9ad56eea983c2cbed58e1c38ec5573853048404b9d591928a37a48b", 0x8c}, {&(0x7f00000007c0)="16aea84ec9bc723e151513c5305a221eaec283872fee8ee8e2486c7b0d34a731faf88efb3703ca67c42ba27dd97588256d9ea1109b5914d1bb68b2af34c4821da5839575472e25a6a2f8ca60fe0557a4b067334bfcaa8486", 0x58}, 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{&(0x7f0000007100)="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0x1000}], 0x4, &(0x7f0000008140)=ANY=[@ANYBLOB="8800000000000000220200000400000065c71e9b970a779bfe3517cd0df61df6a09614a8c238910e57b423e0df718c2afdefcd244f655ec2f10ef9284593dbf48f782d65b3f4b3834a9a09afc677c4c5feab4a06debf2db92d90b9c828d639596137fb2682f352060b7118eea326bdc866d2b43f982f30302f037ba8469800000000000000"], 0x88}}], 0x6, 0x20000001) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) r2 = creat(&(0x7f0000000140)='./file0\x00', 0x199) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) r4 = open(0x0, 0x0, 0x0) getsockopt$inet6_buf(r2, 0x29, 0xcc, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r5 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r5, 0x29, 0x30, 0x0, &(0x7f00000000c0)) ioctl$F2FS_IOC_RESIZE_FS(r5, 0x4008f510, &(0x7f0000000100)=0x2) perf_event_open(&(0x7f0000008380)={0x4, 0x80, 0x80, 0x7, 0xfb, 0x7, 0x0, 0x10000, 0x24000, 0xc, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0xffff, 0x2, @perf_config_ext={0x3, 0x80}, 0x602, 0x7, 0x101, 0x4, 0x3f, 0xffff1331, 0x5, 0x0, 0x101, 0x0, 0x3}, 0x0, 0xd, r3, 0x3) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) dup(r4) [ 615.843389] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 615.853068] FAT-fs (loop1): Unrecognized mount option " %ꅨw?)b)'" or missing value 19:02:38 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) mkdir(&(0x7f0000000100)='\x00', 0x121) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) stat(&(0x7f0000000900)='./file0\x00', &(0x7f0000000940)={0x0, 0x0, 0x0, 0x0, 0x0}) syz_mount_image$msdos(&(0x7f0000000140), &(0x7f0000000180)='./file0\x00', 0x3f, 0x8, &(0x7f0000000840)=[{&(0x7f00000001c0)="553b48c0c9e16255f158b5ec59e456429191d137be76e8a9c1bc58ac8e296b8fcd28f7884eb0a57f4b7a82b7d7b34e4dfe4e61d0aea189d0bf0f7fc00ca3c49fbb1338ef6af8c110e473405e52c6258288f18f6e711b5878da498928ed5978a03017d4a802dbb88af758de15e9fac2d859", 0x71, 0x49d2}, {&(0x7f00000002c0)="3b375359fd8408562b821207260614e073d612bec36d1663df8b5ac0907c21adb7c741cfb5f239b78d176a6ee889c1668888ca92626684ad47cbcc23c9c2ae3df0025e38f5da9252a0d1529a54395a10e440d34a47e120bf25faf7b9a0d0b3372a5c508b724acb79e22ee32240c4", 0x6e, 0x9}, {&(0x7f00000003c0)="09a70c579a6163a0210596240f526feeecbdb0fb8c6a9f5a3805716c161e84fb3e7e20147bcd54b1c2ac4aeac8b0fc8d13f345b0546479c287c1431d68fd7001cb3d11d18e154df2bf1dfa91604b27068f20b11159c03fb330dec949846743751fde28067f95460f43fbbab803b36b4cf06418eebc431ab05dc037d32b2152cf426cd58d97f555a88ed90dd5def6fd00787f5c3766320998a9a2cdaa9152a06fb2e1551b7412a976d67d6689717f5d858c423c65b2f9eb3aae7339b8c8fb9a4cd8480d932d8fa563d522815558116c73d6c0", 0xd2, 0x8000}, {&(0x7f0000000500)="9811d02dd35b3811e4c8166fe8c2c404a8ef7edcf1a543049bbeda0a35b85d54f9b6d2bbed82bcf37b6d4cc12567d520dfacbffeea0fddff4fe084ad05aa14965fd329293369f3f5e0bbb6aeb3ee9090c490c57dae6203a069245ec46ca6611b20cb9d7e81de035d76950ae9c39b9644b107e1ef772ee1462f94c0d361d1a41435bad874a981434a6083eb4000e9e38b2f8ef5bc7fbee0a70968d4869ec42f549f0e4545fc1d28228fd76504d609094f603ebaee7bc6cbba85321641", 0xbc, 0x7}, {&(0x7f0000000340)="f54c61492dfdc137f119176aae706e300db4a8a14b4edd85f71cb734cf2daef4084f14fab457bd2bd434c4", 0x2b, 0x401}, {&(0x7f00000005c0)="4ae84cb887fe42ea0b7b17316b4b5f285db9b22343fd0c7179f3eb6acdb2dcb16394f6d03d76fda238dbbaae42490808228ff67f6a875666141c3b8588ae26394a0ae5db354ae6ce5ea9a93f21646ebc25ca1b034d6fb3e80599be0b1f03c5bb94c633560be70dff74d097da0d5ece22289b61ddfe9520de8c78715610c84d57e5", 0x81, 0x3}, {&(0x7f0000000680)="be9b518ab4f81e3b39e091f761f46767c924882ac76166323fd6cb234579065a50a24d13f1fbfddff523d7bd85484a0f191d4f0ad358ef63d877f450288c984c26b75dafbbbab9d79c499a800800ed24d6110b4b31846c135a87be00eb22f8e1b433d8b2a62d92d0a7cbe323943a1872edd3e01941f8b32de9709ad8dc31f5fbaa8cb484386d1df60ee1dea26016d84fc0ea721531e3cabb5fc4ebbcbbed9fda1b0a", 0xa2, 0x6}, {&(0x7f0000000740)="d8a7a04713f3642baa5a1834ce8c446dd589e2ba19fa901edd17d5d260f633cd779a8b3f0b6d6723b7bb16b2f825ea6c1f73b9d650ad6f801669ecdf7a3cd79f5ddda23fcdac12a7644f73ccb2a1d3bde6756b13b7f275d7434a2c44928540d353d81adcb38435816b5b4f74c3d51d8a19643efd0b08fdc69c4eb15d30545c12fa8c79d73409961fe167cac154fe9e4819819b292caa6630e5bace8cb15c4dd96d82de14c323dcfe2e994c26ea9cff0730096ee1d9a5025a91ea80f4b3c8b673de72fe01d406841042299432", 0xcc, 0x7}], 0x18010, &(0x7f00000009c0)={[{@nodots}, {@nodots}, {@fat=@umask={'umask', 0x3d, 0x6}}, {@nodots}, {@nodots}], [{@smackfsroot={'smackfsroot', 0x3d, '\xff\xff'}}, {@subj_type={'subj_type', 0x3d, '@}:{'}}, {@dont_appraise}, {@fowner_eq={'fowner', 0x3d, r4}}]}) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 615.971572] FAT-fs (loop1): Unrecognized mount option " [ 615.971572] i^VD:`Ҕ6)ݟH_OۓiK^A֞" or missing value 19:02:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4c00, &(0x7f0000000200)) [ 616.065961] FAT-fs (loop1): Unrecognized mount option " [ 616.065961] i^VD:`Ҕ6)ݟH_OۓiK^A֞" or missing value 19:02:39 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(0x0, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:39 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:39 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="6e66e82661b7e3c180379fbb2b9f6c962d1a193c6fe5ed621291bdd4bac462b466e0f3691d079113c9d2db6acccf4ab82f0e65c281e2de2baa7db3e37ffbe8a61cb2aeb1f40e9784a86db523ece92345509761e4337d67b6bc742990762739a9f780314a0a37dea13cca96da0942d93324ce8c2865e1784fb84d444425d5e098286b6348416e27e3bcb2e25ae5078d3f01b777072e57265e561a902f44035db2cd25b30d6883896106ec7e06"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) openat(0xffffffffffffffff, &(0x7f0000000100)='./file0\x00', 0x40000, 0x60) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:39 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4c01, &(0x7f0000000200)) 19:02:39 executing program 1: getpgrp(0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x80, 0x4, 0x9, 0xc8, 0x3e, 0x0, 0x10001, 0x10080, 0x4, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x2, @perf_bp={&(0x7f0000000100)}, 0x0, 0x9, 0x80000000, 0x2, 0x90, 0x7f, 0x8, 0x0, 0x1, 0x0, 0x3}, r1, 0x9, r0, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="6e66732c01"]) socket$nl_generic(0x10, 0x3, 0x10) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4d00, &(0x7f0000000200)) 19:02:39 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) r4 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r4, 0x0, 0x2d, 0x100007) fanotify_mark(r3, 0x4, 0x48000025, r4, &(0x7f0000000100)='./file0\x00') getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 616.411261] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 616.420587] FAT-fs (loop1): Unrecognized mount option "" or missing value 19:02:39 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(0x0, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4d01, &(0x7f0000000200)) [ 616.572899] FAT-fs (loop1): Unrecognized mount option "" or missing value [ 616.610555] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:39 executing program 1: r0 = getpgrp(0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r1, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000140)={0x3, 0x80, 0x3f, 0x8, 0x4, 0x4, 0x0, 0x81, 0xa000, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1ab7496f, 0x5, @perf_bp={&(0x7f0000000100), 0x9}, 0x1410, 0x9, 0x0, 0x2, 0x4, 0x2, 0x1, 0x0, 0x3, 0x0, 0x400}, r0, 0x1, r1, 0x8) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:39 executing program 5: ioctl$BTRFS_IOC_RESIZE(0xffffffffffffffff, 0x50009403, &(0x7f0000000100)={{}, {@void, @max}}) getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 616.763173] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 616.958428] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 616.973124] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4e00, &(0x7f0000000200)) 19:02:39 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="dfc9cf1b0b"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 19:02:39 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(0x0, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 617.027665] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:40 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:40 executing program 5: getpid() r0 = getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) r3 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r3, 0x29, 0x30, 0x0, &(0x7f00000000c0)) sendfile(r3, r1, &(0x7f0000000100)=0x6, 0x2) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f0000000140)={0x5, 0x80, 0x6, 0x81, 0xe1, 0xbf, 0x0, 0x82, 0x8000, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0xdc03, 0x4, @perf_config_ext={0x3, 0xfffffffffffeffff}, 0x4, 0x1, 0x6, 0x1, 0x100000001, 0x2, 0x3, 0x0, 0xe6ff, 0x0, 0x200}, r0, 0x0, 0xffffffffffffffff, 0x3) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:02:40 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(0x0, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 617.110214] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:40 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4e01, &(0x7f0000000200)) 19:02:40 executing program 5: getpid() r0 = gettid() syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) bind$bt_hci(r1, &(0x7f0000000140)={0x1f, 0xffff, 0x3}, 0x6) perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x317d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) write(r1, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000040)='pagemap\x00') lseek(r2, 0x0, 0x2) r3 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x16, 0x4, &(0x7f0000000000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x5, 0x35}, [@call={0x85, 0x0, 0x0, 0x8}]}, &(0x7f0000000140)='GPL\x00', 0x0, 0xa0, &(0x7f0000000180)=""/153, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x15) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000440)={r3, 0x0, 0xe, 0x2000000, &(0x7f00000000c0)="61df712bc884fed5722780b6c2a7", 0x0, 0x876}, 0x28) sendfile(r1, r1, 0x0, 0xffffffffffffffe1) r4 = syz_open_dev$tty1(0xc, 0x4, 0x1) read(r4, 0x0, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x80202, 0x0) process_vm_writev(r0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) wait4(r0, &(0x7f00000001c0), 0x0, &(0x7f00000002c0)) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e66732c00455e094c75168171c2e5d4e359c7bb987e46ac5dfe9d00000100000000002238b5e4d5ac6a72904af65f3e7c5f7871ad63ad595f7fa47b52ac4276371c7240ead7e3829d45414b6e15d94f3f0d6426f258f65d417803746632d0d9ea833a6535e5697caa1278032cddb66f5d11a011fad7eef312d423134a2a8b0ea673392ca28530254e33"]) [ 617.209765] FAT-fs (loop1): Unrecognized mount option " " or missing value 19:02:40 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4f00, &(0x7f0000000200)) [ 617.366762] FAT-fs (loop1): Unrecognized mount option " " or missing value 19:02:40 executing program 1: getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="f527f03208a5274863ebcac8c712f2c2ded5672c00"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) open(0x0, 0x0, 0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, 0x0, 0x0) process_vm_writev(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) lchown(0x0, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) [ 617.673899] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:40 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:40 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(0x0, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 617.750053] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 617.846211] FAT-fs (loop1): Unrecognized mount option "'2'Hcg" or missing value [ 617.877910] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 617.998934] FAT-fs (loop1): Unrecognized mount option "'2'Hcg" or missing value [ 618.035624] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:41 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x4f01, &(0x7f0000000200)) 19:02:41 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:41 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:41 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 618.546918] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 618.639590] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:41 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x90000, 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:41 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5000, &(0x7f0000000200)) 19:02:41 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f00000002c0)={[{@fat=@allow_utime={'allow_utime', 0x3d, 0x3f}}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) connect$inet6(0xffffffffffffffff, &(0x7f0000000180)={0xa, 0x4e20, 0x8, @private2, 0x80000000}, 0x1c) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000200), 0xc, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="70000000a486bf19000000000000000000df25802014b983540f6592cdb3000600150000007bce08", @ANYRESHEX=0x0, @ANYBLOB="08000300", @ANYRES16, @ANYRESHEX, @ANYRES32, @ANYBLOB="00b9fcde", @ANYRES32, @ANYRES32, @ANYRES64, @ANYBLOB="08000b00290300040038bec50a4c6c2e3bd47642c7e8851eb96263f3e4c76195c47910ec10b8d2ab1b66c3129b729576c16eb0425fb5c0206bc9f6330ab8c07a9d77b8403d2bdd3ea8ed93184262e1f367c3f1a37ce772a08a9d6739e8f3fb23f6e172db876d4399d45222b24129000000", @ANYRES64, @ANYBLOB="9fcbe3d2472d5f24171b60df56353d8495a2ebc34e0b7543f9b3e68b1a059400692062b342705613b82d3dc1bdc0f5ba667f3d45041f337cd74797b63ca94cb030129d7a13ab74803721e70100000000000000b1719ff1d397ffdf1d04ba829de2d3c0435d14c69c007d479ef6c4e984ae7ad376c216b638df50f5bc22902c55d023b574abf25cd4039ab0998adfe412473f28590e78459be6f9938ba62924a53816df88e119e6d689e4472ef1018162"], 0x70}}, 0x20000001) newfstatat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) lsetxattr$system_posix_acl(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='system.posix_acl_default\x00', &(0x7f00000003c0)=ANY=[@ANYBLOB="02000000010000000000000002000000", @ANYRES32=0x0, @ANYBLOB="040002000000000008000300", @ANYRES32=0x0, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0xee00, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r8, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="08000600", @ANYRES32=0xee01, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0xee00, @ANYBLOB="9e3e02000000139f00000074baff6a2b9c77350000000000"], 0x5c, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:41 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5001, &(0x7f0000000200)) 19:02:41 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a02000274", 0x14}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:41 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:42 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:42 executing program 5: getpid() r0 = gettid() process_vm_writev(r0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) r1 = gettid() process_vm_writev(r1, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) r2 = gettid() process_vm_writev(r2, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) r3 = gettid() process_vm_writev(r3, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) getpgrp(r2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x104) mkdirat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:02:42 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5100, &(0x7f0000000200)) [ 619.085964] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 619.149639] FAT-fs (loop2): invalid media value (0x00) [ 619.155543] FAT-fs (loop2): Can't find a valid FAT filesystem 19:02:42 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f00000015c0)=[{&(0x7f0000000500)=""/4096, 0x1000}, {&(0x7f00000001c0)=""/9, 0x9}, {&(0x7f00000002c0)=""/94, 0x5e}, {&(0x7f00000003c0)=""/249, 0xf9}, {&(0x7f0000001500)=""/146, 0x92}], 0x5, &(0x7f0000001640)=""/4096, 0x1000}, 0x2000) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000002680)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000002640)={&(0x7f0000000340)=@ipv6_newaddr={0x40, 0x14, 0x200, 0x70bd2a, 0x25dfdbfd, {0xa, 0x20, 0x40, 0xff, r1}, [@IFA_CACHEINFO={0x14, 0x6, {0x0, 0x9, 0xff, 0x80000000}}, @IFA_ADDRESS={0x14, 0x1, @dev={0xfe, 0x80, '\x00', 0xa}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000000}, 0x40) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:42 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5101, &(0x7f0000000200)) [ 619.417125] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:42 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:42 executing program 5: r0 = getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="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"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) perf_event_open(&(0x7f0000000100)={0x3, 0x80, 0xb2, 0x1f, 0x5, 0x1, 0x0, 0x7, 0x10a1, 0x9, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x2, @perf_config_ext={0x2, 0x1ff}, 0x1000, 0x2, 0xfffffe77, 0x4, 0x8ab, 0x8000, 0xcc, 0x0, 0x7, 0x0, 0x2}, r0, 0x10, 0xffffffffffffffff, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:42 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:42 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:42 executing program 2: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f00000002c0)={[{@fat=@allow_utime={'allow_utime', 0x3d, 0x3f}}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) connect$inet6(0xffffffffffffffff, &(0x7f0000000180)={0xa, 0x4e20, 0x8, @private2, 0x80000000}, 0x1c) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000200), 0xc, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="70000000a486bf19000000000000000000df25802014b983540f6592cdb3000600150000007bce08", @ANYRESHEX=0x0, @ANYBLOB="08000300", @ANYRES16, @ANYRESHEX, @ANYRES32, @ANYBLOB="00b9fcde", @ANYRES32, @ANYRES32, @ANYRES64, @ANYBLOB="08000b00290300040038bec50a4c6c2e3bd47642c7e8851eb96263f3e4c76195c47910ec10b8d2ab1b66c3129b729576c16eb0425fb5c0206bc9f6330ab8c07a9d77b8403d2bdd3ea8ed93184262e1f367c3f1a37ce772a08a9d6739e8f3fb23f6e172db876d4399d45222b24129000000", @ANYRES64, @ANYBLOB="9fcbe3d2472d5f24171b60df56353d8495a2ebc34e0b7543f9b3e68b1a059400692062b342705613b82d3dc1bdc0f5ba667f3d45041f337cd74797b63ca94cb030129d7a13ab74803721e70100000000000000b1719ff1d397ffdf1d04ba829de2d3c0435d14c69c007d479ef6c4e984ae7ad376c216b638df50f5bc22902c55d023b574abf25cd4039ab0998adfe412473f28590e78459be6f9938ba62924a53816df88e119e6d689e4472ef1018162"], 0x70}}, 0x20000001) newfstatat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) lsetxattr$system_posix_acl(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='system.posix_acl_default\x00', &(0x7f00000003c0)=ANY=[@ANYBLOB="02000000010000000000000002000000", @ANYRES32=0x0, @ANYBLOB="040002000000000008000300", @ANYRES32=0x0, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0xee00, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r8, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="08000600", @ANYRES32=0xee01, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0xee00, @ANYBLOB="9e3e02000000139f00000074baff6a2b9c77350000000000"], 0x5c, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:42 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5200, &(0x7f0000000200)) [ 619.501934] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 619.525838] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 619.665139] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:42 executing program 5: r0 = getpid() getpgrp(r0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x3, 0x80, 0x1f, 0x6, 0x9, 0x0, 0x0, 0x2, 0x10, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x8, 0x4, @perf_bp={&(0x7f0000000140), 0x8}, 0xa0, 0x5, 0x9, 0x6, 0x80000001, 0x1, 0x6, 0x0, 0x0, 0x0, 0x1}, 0xffffffffffffffff, 0x10, 0xffffffffffffffff, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0xfffffffffffffd0c, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r1, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYBLOB="0024001d8586a4542445b1bd9e1a43ed4c000000", @ANYRES32=r1, @ANYBLOB="00000000f1ffffff000000000b000100636c73616374"], 0x30}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=ANY=[@ANYBLOB="240000002400310f00"/20, @ANYRES32=r1, @ANYBLOB="72000000f3ff28725e5a8314a0349c32ffff00000000"], 0x24}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)=@bridge_getvlan={0x20, 0x72, 0x400, 0x70bd25, 0x25dfdbfd, {0x7, 0x0, 0x0, r1}, [@BRIDGE_VLANDB_DUMP_FLAGS={0x8, 0x1, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x20004854) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='nfs<\x00']) open(&(0x7f0000000100)='./file0\x00', 0x4000, 0x110) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) 19:02:42 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a02", 0x11}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 619.770550] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:42 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5201, &(0x7f0000000200)) [ 619.981873] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:43 executing program 5: getpid() getpgrp(0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="ee6881a2dd7367a07b7b7870a4fe31510000000000"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000180)={0x0, r0, 0x0, 0x1, &(0x7f0000000140)='\x00'}, 0x30) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:43 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:43 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, 0x0, 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 620.206733] FAT-fs (loop2): invalid media value (0x00) [ 620.218199] FAT-fs (loop2): Can't find a valid FAT filesystem [ 620.361753] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:43 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5300, &(0x7f0000000200)) 19:02:43 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="a865e474b023c442e0b2ee8051220004000000000000cfd6f055ee570f239ffc11e530f5afa51d4b0191769ef0b4945d382acddaf96a"]) r1 = socket$netlink(0x10, 0x3, 0xc) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000380)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYRES16, @ANYRES32=r3, @ANYBLOB="00000000f1ffffe0000000000bf99300636c73616374"], 0x30}}, 0x20040041) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000440)=ANY=[@ANYBLOB="24000000247a31891b2951a9be98dccc8a4ae56783eb531fa96063e44d1f776973e7f4156260584b66bc501a3761d447d095aa9e7929e6422614c0618d9c0d4b8f73e2ad85fec63a5f3e87124842d82cbfd955526d2eb919887fc6d3f06a9c3f141f0a66", @ANYRES32, @ANYRESHEX=r0], 0x24}, 0x1, 0x0, 0x0, 0x4044000}, 0x4) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="4c000000520000012dbd7000fcdbdf251c08000100", @ANYRES32=r3, @ANYBLOB="080006000800000208000600060000000800060002000000080006000500000008000100", @ANYRES32=0x0, @ANYBLOB="c44234c5211b2d86000000"], 0x4c}, 0x1, 0x0, 0x0, 0xc090}, 0x4044081) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0xffffff60) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:02:43 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x0) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r2, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r3 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r3) 19:02:43 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174", 0xb}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:43 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, 0x0, 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 620.555716] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:43 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5301, &(0x7f0000000200)) 19:02:43 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 620.626907] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 620.643269] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.5'. 19:02:43 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5400, &(0x7f0000000200)) [ 620.731627] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 620.754222] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.5'. 19:02:43 executing program 5: r0 = getpid() getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) sched_setscheduler(r0, 0x3, &(0x7f0000000100)=0x7) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f0000006180)={{{@in6, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={""/10, ""/2, @empty}}, 0x0, @in=@initdev}}, &(0x7f0000006280)=0xe8) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000063c0)={'gretap0\x00', &(0x7f00000062c0)=ANY=[@ANYBLOB='erspan0\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=r5, @ANYBLOB="000100010000008e00000008421c00c80066000002049078ffffffff7f000001443c8771ac1e00010000522cac1e0101000000087f00000100000001ac1414bb0000060e64010102000000200a0101010000000800000000000002f4891b40ac1414bbe0000002ac1414bbe00000027f0000010000000094040000443c8db37f00000100000003ac14142e000000ffac1e000800000008e000000100007a650a01010100000000ac1414bb000000080a01010000000007861a000000000704d5910209bb6063ee60a3b30607f3fdd568d1000000"]}) r6 = dup(r4) r7 = gettid() process_vm_writev(r7, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(r1, 0xc0189373, &(0x7f00000001c0)={{0x1, 0x1, 0x18, r4, {0x2}}, './file0\x00'}) perf_event_open(&(0x7f0000000140)={0x3, 0x80, 0x20, 0x0, 0x9c, 0x20, 0x0, 0x808000, 0x468d8, 0x4, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x3, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_config_ext={0x5, 0x6}, 0x8500, 0x40, 0x4, 0x6, 0x8, 0x4e6, 0xb6, 0x0, 0x5, 0x0, 0x8}, r7, 0x2, r8, 0x1) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r9}) [ 620.877319] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:44 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, 0x0, 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 621.088694] FAT-fs (loop1): bogus number of reserved sectors [ 621.099980] FAT-fs (loop1): Can't find a valid FAT filesystem 19:02:44 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5401, &(0x7f0000000200)) 19:02:44 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:44 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5500, &(0x7f0000000200)) 19:02:44 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x0, &(0x7f0000000240), 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:44 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 621.394931] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:44 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:44 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5501, &(0x7f0000000200)) 19:02:44 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="8666732c00"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @remote, @mcast2, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x218200a2, r5}) sendmsg$nl_route(r4, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="1c0000005e0000012abd7000ffdbdf2500000000", @ANYRES32=r5, @ANYBLOB="da7880c45534198105d4c3abdc813922e87a89d186701c99b94dd7178ce2ab8120485b2a40417320e1e5bebd865998425c0c7c6388"], 0x1c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r6 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_buf(r6, 0x107, 0x2, &(0x7f0000000500)=""/4096, &(0x7f0000000440)=0x1000) r7 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000200), 0x400, 0x0) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @empty, @local, 0x5, 0x7, 0x4, 0x500, 0x6, 0x0, r5}) r8 = openat$vim2m(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write(r8, &(0x7f0000001500)="7f6a8a68b2140cd3d375e481f9df75a71cbce102355a34f74b0cff89b2fb0a2ef1ad6cc44981694fa135fcc326946cc4855d564a6025f1f073893807098a0ee47771da78486d770575dfd78347a14b499d1a3d30cbd1943fd0d596b77a1e5ec2879001bd1fcaf8a761d82e4f4f0a5e1b9de2f0a05ece18eb7acf23e72fc252988d5a75ca5d0051a90fc9f1e410bb2fb52fb001b6e753737898ac722ae09c5b9d466b9810aeb94af6b21a0343cc27742726ca1ab8b98ba65e33302e70bdb559f707c054ab0408f40340e6e645a515c883a052bd45e6", 0xd5) 19:02:44 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:44 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:44 executing program 5: r0 = getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) ptrace$setregs(0xf, r0, 0x1, &(0x7f0000000100)="d0023ca7daf98ae4a68949ceef7e4c3c05231d608c27b8a7a372e12224ba7de0a69152ee16cf1e5852c3a0fbd1c028") mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 621.675054] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 621.857205] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:44 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x40000, &(0x7f0000000180)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@metacopy_off}], [{@smackfsdef={'smackfsdef', 0x3d, '/^'}}, {@func={'func', 0x3d, 'MMAP_CHECK'}}]}) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) open(&(0x7f00000001c0)='./file0\x00', 0x40, 0x190) 19:02:44 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5600, &(0x7f0000000200)) [ 621.980213] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:45 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5601, &(0x7f0000000200)) 19:02:45 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16, 0x9}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:45 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYRES32]) r1 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f0000000500)) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 622.243294] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:45 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:45 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5700, &(0x7f0000000200)) 19:02:45 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:45 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:45 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x1, &(0x7f0000000240)=[{&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:45 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 622.297591] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:45 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5701, &(0x7f0000000200)) 19:02:45 executing program 5: getpid() read$FUSE(0xffffffffffffffff, &(0x7f0000000500)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) syz_open_procfs(r0, &(0x7f0000000100)='net/psched\x00') getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 622.503920] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:45 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5800, &(0x7f0000000200)) 19:02:45 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 622.627733] FAT-fs (loop1): bogus number of reserved sectors [ 622.636412] FAT-fs (loop1): Can't find a valid FAT filesystem [ 622.660068] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:45 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_wireguard(r1, 0x8933, &(0x7f0000000140)={'wg2\x00', 0x0}) ioctl$sock_inet6_SIOCSIFADDR(r3, 0x8916, &(0x7f0000000180)={@loopback, 0x2d, r4}) r5 = dup(r2) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) 19:02:45 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 622.847192] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 623.024814] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 623.133986] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:46 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:46 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5801, &(0x7f0000000200)) 19:02:46 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x80, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:46 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:46 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 623.297617] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 623.318527] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:46 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5900, &(0x7f0000000200)) 19:02:46 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 623.409744] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:46 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="ce197fd2c1312d83d61bc29732b0bd2fba992875abcfbe2358b6491c955193342977e90e6083390e2ee033b3351c2a2a95996b6dada82e313e"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) r5 = socket$pppl2tp(0x18, 0x1, 0x1) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2000000, 0x8010, r5, 0x5ae11000) clone(0x0, &(0x7f0000000140)="d46be4d5582fa0214908fbceeb0801ecc3e686d8d7e21935318002c9d5bdfe6345af305c811482c82cc4e8da", &(0x7f0000000180), &(0x7f00000001c0), &(0x7f00000002c0)="6ac02db23c7f7ed7b1fc64d7b8ea48a96f10b2c419b3351783c66753ae9cadd03bf112d1008f4a617fca94970f14097caffc39f4b60d859364a927f61c1933b7777f6da6e1180cb08284312801036e3326b49011e5f4e77f35cece7de56e8e153835b140ad465395dc9735a10dd57333942828a6b2f532709e46f92981205ddaa3507fa51aaf6b01d5d0ebf16e21d095d434f9387a7588c5f23f4422fe5989d85f5854e57fad3ae58d42917b914f67ed38e8d808dd7a1ef69cee5641") ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 623.486925] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 623.611391] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:46 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5901, &(0x7f0000000200)) 19:02:46 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) process_vm_writev(0x0, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) ptrace$pokeuser(0x6, 0x0, 0x8001, 0x800) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @mcast1, @dev, 0x1, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:46 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5a00, &(0x7f0000000200)) 19:02:46 executing program 5: getpid() r0 = getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) prctl$PR_SET_PTRACER(0x59616d61, r0) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 624.006709] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.052717] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.062791] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 2: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890c, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:47 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:47 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000100)="040800090000ff01e674000404090a0200027400f8ce52b1b9ee0054b9435e2df06f6420dbfbb6315f1c469a1b2129346c77c9193a8d07c2b6bbdfa20831790d5a19f604b8524f71783c94260d304d496ef96a91cf17aa9a85fae3ac099cd8e7f119fe17a7da34b35eb70f195fe2273fbad6bab04643", 0x76}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000180)={[{@fat=@allow_utime={'allow_utime', 0x3d, 0x7f5}}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mount$cgroup2(0x0, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f00000002c0)={[{}, {@memory_recursiveprot}, {}, {@memory_recursiveprot}, {@memory_localevents}, {@memory_localevents}], [{@smackfsfloor={'smackfsfloor', 0x3d, '\xff\xff'}}, {@fowner_eq={'fowner', 0x3d, 0xee00}}]}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:47 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5a01, &(0x7f0000000200)) 19:02:47 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:47 executing program 1: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 624.126739] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5b00, &(0x7f0000000200)) 19:02:47 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x3f}, 0x0, 0x6, 0x2, 0x0, 0x0, 0x20c200a2, r4}) [ 624.315236] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.337288] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.340317] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 5: getpid() r0 = getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$PR_SET_PTRACER(0x59616d61, r0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16, 0x7}, {&(0x7f0000000380)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f00000003c0)) mount(&(0x7f00000001c0)=@nullb, &(0x7f0000000200)='./file0/file0\x00', &(0x7f00000002c0)='ocfs2\x00', 0x800004, &(0x7f0000000300)='}/\xcd\x00') openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @private1, 0x0, 0x6, 0x0, 0x400, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) r4 = fcntl$dupfd(0xffffffffffffffff, 0x406, r1) getdents(r4, &(0x7f0000000100)=""/191, 0xbf) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0xfffffffffffffd36) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:02:47 executing program 2: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890c, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:47 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5b01, &(0x7f0000000200)) [ 624.491955] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = accept$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000100)) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x2}, 0x0, 0x6, 0x4, 0x400, 0x0, 0x20c200a2, r4}) [ 624.620925] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 5: getpid() getpgrp(0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = gettid() process_vm_writev(r1, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000100)=0x0) ioctl$VIDIOC_DQBUF(0xffffffffffffffff, 0xc0585611, &(0x7f0000000140)={0xa0000000, 0x4, 0x4, 0x400, 0x8001, {0x77359400}, {0x5, 0x0, 0x1, 0x7, 0x6, 0x5, "67adc528"}, 0x7fff, 0x3, @fd=0xffffffffffffffff, 0x5}) kcmp(r1, r2, 0x2, r3, r0) r4 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r4, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r5 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) getpeername$packet(r7, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r8}) [ 624.723922] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:47 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:47 executing program 2: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890c, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:47 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5c00, &(0x7f0000000200)) 19:02:47 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 624.896636] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.949756] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 624.955093] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:48 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:48 executing program 5: r0 = getpid() getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) perf_event_open(&(0x7f0000000140)={0x3, 0x80, 0x8, 0x0, 0x7, 0x9, 0x0, 0x1, 0x800, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_config_ext={0x3, 0x8}, 0x10880, 0x3e5, 0xe27, 0x2, 0x7ff, 0x200, 0x7, 0x0, 0x9, 0x0, 0x3}, r0, 0xa, r1, 0xa) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x21ed, 0x20c200a2, r6}) 19:02:48 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5c01, &(0x7f0000000200)) 19:02:48 executing program 2: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:48 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 625.062892] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:48 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='ifs,\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 625.284072] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:48 executing program 3: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400", 0x15}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x1, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:48 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5d00, &(0x7f0000000200)) 19:02:48 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00084, 0x2, &(0x7f0000000240)=[{&(0x7f0000000100)="040800090000ff01e66174000400000000ef1bb2ba0ae2fc9802d800020000eda0b926fdd741f40000000000000000004c400c09083f2132b4e3b306daef38140b78deaf92a986e42ae70d8834990fce219677e5f95100000000000000bf4f918e4c23f20828a1b5dc1ec09297b1d0fd4c2f48d28796a756f45c243ac913d507aacf570595f9d4ad0b869b3e06daa2ae051b24c41720dda0e1278bdaade2000fb5787e439d192fa9b370f5c51fd53540b26a1466647aba35e05a6beec97014e7b2dcd813ad2f4a993e79d58b9306a67dbde2cbdf8b86ed0cad74773c6e699376df00"/237, 0xed}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x4) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 625.377775] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 625.506354] FAT-fs (loop1): bogus number of FAT sectors [ 625.512655] FAT-fs (loop1): Can't find a valid FAT filesystem 19:02:48 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e020000004d66732c0043e86c4ba1a3098f02da48c72968546c356126f0fc57fdd1b0a2b7d31a92781db9293bf807f83942b7747507e2e845c06deebb500e286cd4afb5f07acd"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:48 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5d01, &(0x7f0000000200)) [ 625.565010] ieee802154 phy0 wpan0: encryption failed: -22 [ 625.570615] ieee802154 phy1 wpan1: encryption failed: -22 19:02:48 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:48 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) (fail_nth: 1) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:48 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5e00, &(0x7f0000000200)) 19:02:48 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) sendmsg$unix(r2, &(0x7f00000003c0)={&(0x7f0000000100)=@file={0x0, './file0/file0\x00'}, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000180)="eab70ee77cc8400c3825c84a2e45afcf93c111f93021893191d43a3a5e001d87386781a89898a96ccb00e3c42411f1d1b4aad1c82785f4e1bd1aa448c77f6c9c61f02e4db8babb", 0x47}, {&(0x7f00000002c0)="80ad75a8df36d6925d9ed4a0f1f275a369de2cf67f15bd5a35de23c5e14390999109392753453b9622d9ae09e6d96d0b3f9ba786101ec70733cd0673ff7c67b3e8a25e897c6481f589d9ba2c089681424703759563567fa4745e770720e6d11bd7c44cf41557717b168ced4ab5d7d32e4f85a62e014512a7eecc4c8367649a01ec85191c3f50bd4dbd323be55b8f74770cffaec8a2b7397f7de60a4119f28ef9d48c725c4badff8be1907163c4312406", 0xb0}], 0x2, 0x0, 0x0, 0x24040094}, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 626.172690] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 626.264442] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:49 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 1) 19:02:49 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac", 0x5, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:49 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) r5 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r5, 0x29, 0x30, 0x0, &(0x7f00000000c0)) connect$inet6(r5, &(0x7f0000000100)={0xa, 0x4e23, 0xa393, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xff}, 0x1c) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) r6 = dup3(r1, r1, 0x0) setsockopt$inet6_mtu(r6, 0x29, 0x17, &(0x7f0000000140)=0x4, 0x4) 19:02:49 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5e01, &(0x7f0000000200)) 19:02:49 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 626.305387] FAULT_INJECTION: forcing a failure. [ 626.305387] name failslab, interval 1, probability 0, space 0, times 0 [ 626.327383] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 626.364819] CPU: 0 PID: 2024 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 626.372649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.382116] Call Trace: [ 626.384713] dump_stack+0x1fc/0x2ef [ 626.388348] should_fail.cold+0xa/0xf [ 626.392154] ? setup_fault_attr+0x200/0x200 [ 626.396484] ? lock_acquire+0x170/0x3c0 [ 626.400479] __should_failslab+0x115/0x180 [ 626.404723] should_failslab+0x5/0x10 [ 626.408523] kmem_cache_alloc+0x277/0x370 [ 626.412676] getname_flags+0xce/0x590 [ 626.416485] do_mkdirat+0x8d/0x2d0 [ 626.420033] ? __ia32_sys_mknod+0x120/0x120 [ 626.424365] ? do_syscall_64+0xbf/0x620 [ 626.428348] do_syscall_64+0xf9/0x620 [ 626.432246] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.437438] RIP: 0033:0x7fd9fcf85a39 [ 626.441133] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:02:49 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5f00, &(0x7f0000000200)) [ 626.460139] RSP: 002b:00007fd9fa4fb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 626.467834] RAX: ffffffffffffffda RBX: 00007fd9fd088f60 RCX: 00007fd9fcf85a39 [ 626.475139] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000006 [ 626.482412] RBP: 00007fd9fa4fb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 626.489678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 626.497279] R13: 00007ffd5c4dcd4f R14: 00007fd9fa4fb300 R15: 0000000000022000 19:02:49 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) (fail_nth: 2) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:49 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00085, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)={[{@fat=@nfs}, {@dots}, {@fat=@fmask={'fmask', 0x3d, 0x3}}, {@fat=@showexec}, {@nodots}, {@dots}]}) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 626.601955] FAULT_INJECTION: forcing a failure. [ 626.601955] name failslab, interval 1, probability 0, space 0, times 0 [ 626.614326] CPU: 0 PID: 2069 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 626.622141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.631498] Call Trace: [ 626.634098] dump_stack+0x1fc/0x2ef [ 626.637741] should_fail.cold+0xa/0xf [ 626.641553] ? setup_fault_attr+0x200/0x200 [ 626.645877] ? lock_acquire+0x170/0x3c0 [ 626.649862] __should_failslab+0x115/0x180 [ 626.654103] should_failslab+0x5/0x10 [ 626.657906] __kmalloc+0x2ab/0x3c0 [ 626.661447] ? __se_sys_memfd_create+0xf8/0x440 [ 626.666120] __se_sys_memfd_create+0xf8/0x440 [ 626.670625] ? memfd_file_seals_ptr+0x150/0x150 [ 626.675306] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 626.680677] ? trace_hardirqs_off_caller+0x6e/0x210 [ 626.685704] ? do_syscall_64+0x21/0x620 [ 626.689689] do_syscall_64+0xf9/0x620 [ 626.693498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.698687] RIP: 0033:0x7f250541ba39 [ 626.702399] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 626.721304] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 626.729023] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ba39 [ 626.736298] RDX: 0000000000020000 RSI: 0000000000000000 RDI: 00007f250547502b [ 626.743576] RBP: 0000000000000001 R08: 0000000000010000 R09: ffffffffffffffff 19:02:49 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x5f01, &(0x7f0000000200)) 19:02:49 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 1) [ 626.750857] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000008100000 [ 626.758129] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 19:02:49 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 2) 19:02:49 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@mcast2, @ipv4={'\x00', '\xff\xff', @local}, @mcast2, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) r4 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r4, 0x0, 0x2d, 0x100007) getsockopt$bt_BT_SNDMTU(r4, 0x112, 0xc, &(0x7f0000000100), &(0x7f0000000140)=0x2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 626.832359] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 626.860629] FAULT_INJECTION: forcing a failure. [ 626.860629] name failslab, interval 1, probability 0, space 0, times 0 [ 626.922914] FAULT_INJECTION: forcing a failure. [ 626.922914] name failslab, interval 1, probability 0, space 0, times 0 [ 626.935344] CPU: 0 PID: 2098 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 626.943166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.952623] Call Trace: [ 626.955223] dump_stack+0x1fc/0x2ef [ 626.959044] should_fail.cold+0xa/0xf [ 626.962867] ? setup_fault_attr+0x200/0x200 [ 626.967295] ? lock_acquire+0x170/0x3c0 [ 626.971285] __should_failslab+0x115/0x180 [ 626.975527] should_failslab+0x5/0x10 [ 626.979328] kmem_cache_alloc+0x277/0x370 [ 626.983483] ? shmem_destroy_callback+0xb0/0xb0 [ 626.988160] shmem_alloc_inode+0x18/0x40 [ 626.992235] ? shmem_destroy_callback+0xb0/0xb0 [ 626.996911] alloc_inode+0x5d/0x180 [ 627.000543] new_inode+0x1d/0xf0 [ 627.003920] shmem_get_inode+0x96/0x8d0 [ 627.007944] __shmem_file_setup.part.0+0x7a/0x2b0 [ 627.012795] shmem_file_setup+0x61/0x90 [ 627.016774] __se_sys_memfd_create+0x26b/0x440 [ 627.021358] ? memfd_file_seals_ptr+0x150/0x150 [ 627.026027] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 627.031394] ? trace_hardirqs_off_caller+0x6e/0x210 [ 627.036414] ? do_syscall_64+0x21/0x620 [ 627.040391] do_syscall_64+0xf9/0x620 [ 627.044196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.049382] RIP: 0033:0x7f250541ba39 [ 627.053093] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.071989] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 627.079696] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ba39 [ 627.086960] RDX: 0000000000020000 RSI: 0000000000000000 RDI: 00007f250547502b [ 627.094226] RBP: 0000000000000001 R08: 0000000000010000 R09: ffffffffffffffff [ 627.101492] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000008100000 [ 627.108845] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 627.146484] CPU: 0 PID: 2092 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 627.154327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.163688] Call Trace: [ 627.166290] dump_stack+0x1fc/0x2ef [ 627.169939] should_fail.cold+0xa/0xf [ 627.173756] ? setup_fault_attr+0x200/0x200 [ 627.178092] ? lock_acquire+0x170/0x3c0 [ 627.182082] __should_failslab+0x115/0x180 [ 627.186332] should_failslab+0x5/0x10 [ 627.190137] __kmalloc+0x2ab/0x3c0 [ 627.193680] ? __se_sys_memfd_create+0xf8/0x440 [ 627.198354] __se_sys_memfd_create+0xf8/0x440 [ 627.202867] ? memfd_file_seals_ptr+0x150/0x150 [ 627.207550] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 627.212917] ? trace_hardirqs_off_caller+0x6e/0x210 [ 627.217941] ? do_syscall_64+0x21/0x620 [ 627.221921] do_syscall_64+0xf9/0x620 [ 627.225732] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.230934] RIP: 0033:0x7f102bec3a39 [ 627.234656] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.253561] RSP: 002b:00007f1029438f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 627.261281] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f102bec3a39 [ 627.268557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f102bf1d02b [ 627.275834] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 627.283113] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 19:02:50 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6000, &(0x7f0000000200)) [ 627.290386] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 627.317742] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:50 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 3) 19:02:50 executing program 5: getpid() r0 = getpgrp(0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) fcntl$lock(r1, 0x25, &(0x7f0000000100)={0x2, 0x0, 0x8, 0xffffffff, r0}) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) [ 627.465299] FAULT_INJECTION: forcing a failure. [ 627.465299] name failslab, interval 1, probability 0, space 0, times 0 [ 627.499018] CPU: 1 PID: 2111 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 627.507025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.516387] Call Trace: [ 627.518983] dump_stack+0x1fc/0x2ef [ 627.522627] should_fail.cold+0xa/0xf [ 627.526438] ? setup_fault_attr+0x200/0x200 [ 627.530776] ? lock_acquire+0x170/0x3c0 [ 627.534769] __should_failslab+0x115/0x180 [ 627.539011] should_failslab+0x5/0x10 [ 627.542819] kmem_cache_alloc+0x277/0x370 [ 627.546974] __d_alloc+0x2b/0xa10 [ 627.550441] d_alloc_pseudo+0x19/0x70 [ 627.554251] alloc_file_pseudo+0xc6/0x250 [ 627.558411] ? alloc_file+0x4d0/0x4d0 [ 627.562221] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 627.567855] ? shmem_get_inode+0x44c/0x8d0 [ 627.572099] __shmem_file_setup.part.0+0x102/0x2b0 [ 627.577037] shmem_file_setup+0x61/0x90 [ 627.581016] __se_sys_memfd_create+0x26b/0x440 [ 627.584751] FAULT_INJECTION: forcing a failure. [ 627.584751] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 627.585624] ? memfd_file_seals_ptr+0x150/0x150 [ 627.602152] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 627.607512] ? trace_hardirqs_off_caller+0x6e/0x210 [ 627.612521] ? do_syscall_64+0x21/0x620 [ 627.616488] do_syscall_64+0xf9/0x620 [ 627.620283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.625469] RIP: 0033:0x7f250541ba39 [ 627.629175] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.648151] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 627.655848] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ba39 19:02:50 executing program 5: getpid() getpgrp(0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000180)={{0x1, 0x1, 0x18, r0, {0x2}}, './file0\x00'}) perf_event_open(&(0x7f0000000100)={0x0, 0x80, 0x0, 0x3, 0x3f, 0x0, 0x0, 0x8, 0xe049, 0x2, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x10000, 0x4, @perf_config_ext={0x40, 0x7}, 0x40020, 0x5, 0x0, 0x4, 0xfffffffffffffffa, 0x1, 0x1000, 0x0, 0x0, 0x0, 0x5}, 0xffffffffffffffff, 0x2, r2, 0x8) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000340)={'syztnl0\x00', &(0x7f00000002c0)={'ip_vti0\x00', 0x0, 0x8, 0x8000, 0x1, 0x3, {{0xe, 0x4, 0x2, 0x9, 0x38, 0x67, 0x0, 0x80, 0x29, 0x0, @broadcast, @local, {[@cipso={0x86, 0x1c, 0x2, [{0x1, 0xb, "71b3fa01de11de7890"}, {0x2, 0xb, "ebecb0a72e9b4621be"}]}, @ssrr={0x89, 0x7, 0xb1, [@dev={0xac, 0x14, 0x14, 0x26}]}]}}}}}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000001c0)={@local, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @dev={0xfe, 0x80, '\x00', 0x4}, 0x0, 0x6, 0x1, 0x180, 0x100000000, 0x80000000, r3}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) getpeername$packet(r2, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000400)=0x14) [ 627.663120] RDX: 0000000000020000 RSI: 0000000000000000 RDI: 00007f250547502b [ 627.670378] RBP: 0000000000000001 R08: 0000000000010000 R09: ffffffffffffffff [ 627.677649] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000008100000 [ 627.684907] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 627.692187] CPU: 0 PID: 2077 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 627.699990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.709375] Call Trace: [ 627.711969] dump_stack+0x1fc/0x2ef [ 627.715639] should_fail.cold+0xa/0xf [ 627.719456] ? setup_fault_attr+0x200/0x200 [ 627.723789] ? rcu_nmi_exit+0xb3/0x180 [ 627.727700] __alloc_pages_nodemask+0x239/0x2890 [ 627.732475] ? __lock_acquire+0x6de/0x3ff0 [ 627.736727] ? check_preemption_disabled+0x41/0x280 [ 627.741759] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 627.746615] ? check_preemption_disabled+0x41/0x280 [ 627.751643] ? perf_trace_lock+0xe2/0x4b0 [ 627.755798] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 627.760403] ? perf_trace_lock_acquire+0x530/0x530 [ 627.765336] ? rcu_nmi_exit+0xb3/0x180 [ 627.769233] ? retint_kernel+0x2d/0x2d [ 627.773140] cache_grow_begin+0xa4/0x8a0 [ 627.777211] ? setup_fault_attr+0x200/0x200 [ 627.781539] ? lock_acquire+0x1ec/0x3c0 [ 627.785527] cache_alloc_refill+0x273/0x340 [ 627.789864] kmem_cache_alloc+0x346/0x370 [ 627.794025] getname_flags+0xce/0x590 [ 627.797843] do_mkdirat+0x8d/0x2d0 [ 627.801391] ? __ia32_sys_mknod+0x120/0x120 [ 627.805725] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 627.811100] ? trace_hardirqs_off_caller+0x6e/0x210 [ 627.816125] ? do_syscall_64+0x21/0x620 [ 627.820112] do_syscall_64+0xf9/0x620 [ 627.823937] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.829139] RIP: 0033:0x7fd9fcf85a39 [ 627.832862] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.851771] RSP: 002b:00007fd9fa4fb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 627.859490] RAX: ffffffffffffffda RBX: 00007fd9fd088f60 RCX: 00007fd9fcf85a39 [ 627.866768] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000006 [ 627.874048] RBP: 00007fd9fa4fb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 627.881337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 627.888616] R13: 00007ffd5c4dcd4f R14: 00007fd9fa4fb300 R15: 0000000000022000 19:02:50 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:50 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6001, &(0x7f0000000200)) 19:02:50 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) (fail_nth: 3) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:50 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 2) 19:02:50 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000100)="040800090000ff01e66174000404090a0a005046bf94a8470d829bb87c0dccccb5a13658fd67d4fd9348bab0888b86f96f129a3847a4ecf6fa07bee2fc3ca6423beba12037cf17eddf7cde352bc6e5bb34ce463b020c4e6700adf0f8", 0x5c}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @private1, 0x0, 0x6, 0x0, 0x0, 0x0, 0x22c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$BTRFS_IOC_TREE_SEARCH_V2(0xffffffffffffffff, 0xc0709411, &(0x7f0000000180)={{0x0, 0x9, 0xef7, 0x0, 0x0, 0xffffffffffffff7f, 0x5, 0x0, 0x3, 0x2d1e8848, 0x4, 0x43b, 0x80000000, 0x10000, 0x2}, 0x18, [0x0, 0x0, 0x0]}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:50 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 4) [ 628.008095] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 628.032459] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 628.056998] FAULT_INJECTION: forcing a failure. [ 628.056998] name failslab, interval 1, probability 0, space 0, times 0 [ 628.059732] FAULT_INJECTION: forcing a failure. [ 628.059732] name failslab, interval 1, probability 0, space 0, times 0 [ 628.069166] CPU: 0 PID: 2139 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 628.087486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.096837] Call Trace: [ 628.099426] dump_stack+0x1fc/0x2ef [ 628.103058] should_fail.cold+0xa/0xf [ 628.106858] ? setup_fault_attr+0x200/0x200 [ 628.111176] ? lock_acquire+0x170/0x3c0 [ 628.115171] __should_failslab+0x115/0x180 [ 628.119400] should_failslab+0x5/0x10 [ 628.123191] kmem_cache_alloc+0x277/0x370 [ 628.127337] ? shmem_destroy_callback+0xb0/0xb0 [ 628.131998] shmem_alloc_inode+0x18/0x40 [ 628.136050] ? shmem_destroy_callback+0xb0/0xb0 [ 628.140715] alloc_inode+0x5d/0x180 [ 628.144335] new_inode+0x1d/0xf0 [ 628.147698] shmem_get_inode+0x96/0x8d0 [ 628.151715] __shmem_file_setup.part.0+0x7a/0x2b0 [ 628.156559] shmem_file_setup+0x61/0x90 [ 628.160530] __se_sys_memfd_create+0x26b/0x440 [ 628.165106] ? memfd_file_seals_ptr+0x150/0x150 [ 628.169778] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 628.175140] ? trace_hardirqs_off_caller+0x6e/0x210 [ 628.180147] ? do_syscall_64+0x21/0x620 [ 628.184118] do_syscall_64+0xf9/0x620 [ 628.187932] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 628.193114] RIP: 0033:0x7f102bec3a39 [ 628.196819] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.215711] RSP: 002b:00007f1029438f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 628.223411] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f102bec3a39 [ 628.230685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f102bf1d02b [ 628.237945] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 628.245204] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 628.252472] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 628.259759] CPU: 1 PID: 2137 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 628.267664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.277019] Call Trace: [ 628.279619] dump_stack+0x1fc/0x2ef [ 628.283269] should_fail.cold+0xa/0xf [ 628.287085] ? setup_fault_attr+0x200/0x200 [ 628.291408] ? lock_acquire+0x170/0x3c0 [ 628.295399] __should_failslab+0x115/0x180 [ 628.299731] should_failslab+0x5/0x10 [ 628.303538] kmem_cache_alloc+0x277/0x370 [ 628.307695] __alloc_file+0x21/0x340 [ 628.311420] alloc_empty_file+0x6d/0x170 [ 628.315492] alloc_file+0x5e/0x4d0 [ 628.319052] alloc_file_pseudo+0x165/0x250 [ 628.323302] ? alloc_file+0x4d0/0x4d0 [ 628.327113] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 628.332748] ? shmem_get_inode+0x44c/0x8d0 [ 628.337007] __shmem_file_setup.part.0+0x102/0x2b0 [ 628.341958] shmem_file_setup+0x61/0x90 [ 628.345946] __se_sys_memfd_create+0x26b/0x440 [ 628.350545] ? memfd_file_seals_ptr+0x150/0x150 19:02:51 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6100, &(0x7f0000000200)) [ 628.355226] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 628.360600] ? trace_hardirqs_off_caller+0x6e/0x210 [ 628.365626] ? do_syscall_64+0x21/0x620 [ 628.369616] do_syscall_64+0xf9/0x620 [ 628.373429] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 628.378622] RIP: 0033:0x7f250541ba39 [ 628.382338] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.401244] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 19:02:51 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 3) 19:02:51 executing program 5: r0 = getpid() r1 = getpgid(r0) capget(&(0x7f0000000100)={0x20071026, r1}, &(0x7f0000000140)={0x6d4, 0x2ecb, 0xffffff2d, 0x0, 0x5, 0x3}) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) [ 628.408966] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ba39 [ 628.416239] RDX: 0000000000020000 RSI: 0000000000000000 RDI: 00007f250547502b [ 628.423513] RBP: 0000000000000001 R08: 0000000000010000 R09: ffffffffffffffff [ 628.430787] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000008100000 [ 628.438066] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 19:02:51 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 5) [ 628.506225] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 628.509835] FAULT_INJECTION: forcing a failure. [ 628.509835] name failslab, interval 1, probability 0, space 0, times 0 [ 628.601872] CPU: 1 PID: 2157 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 628.609709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.619068] Call Trace: [ 628.621673] dump_stack+0x1fc/0x2ef [ 628.625320] should_fail.cold+0xa/0xf [ 628.629140] ? setup_fault_attr+0x200/0x200 [ 628.633477] ? lock_acquire+0x170/0x3c0 [ 628.637491] __should_failslab+0x115/0x180 [ 628.641744] should_failslab+0x5/0x10 [ 628.645556] kmem_cache_alloc+0x277/0x370 [ 628.649719] __d_alloc+0x2b/0xa10 [ 628.653190] d_alloc_pseudo+0x19/0x70 [ 628.657004] alloc_file_pseudo+0xc6/0x250 [ 628.661166] ? alloc_file+0x4d0/0x4d0 [ 628.664978] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 628.670616] ? shmem_get_inode+0x44c/0x8d0 [ 628.674871] __shmem_file_setup.part.0+0x102/0x2b0 [ 628.679817] shmem_file_setup+0x61/0x90 [ 628.683803] __se_sys_memfd_create+0x26b/0x440 [ 628.688399] ? memfd_file_seals_ptr+0x150/0x150 [ 628.693081] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 628.698458] ? trace_hardirqs_off_caller+0x6e/0x210 [ 628.703485] ? do_syscall_64+0x21/0x620 [ 628.707467] do_syscall_64+0xf9/0x620 [ 628.711277] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 628.716468] RIP: 0033:0x7f102bec3a39 [ 628.720184] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.729605] FAULT_INJECTION: forcing a failure. [ 628.729605] name failslab, interval 1, probability 0, space 0, times 0 [ 628.739084] RSP: 002b:00007f1029438f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 628.739098] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f102bec3a39 [ 628.739104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f102bf1d02b [ 628.739110] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 628.739116] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 628.739122] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 628.795035] CPU: 0 PID: 2148 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 628.802846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.808289] FAULT_INJECTION: forcing a failure. [ 628.808289] name failslab, interval 1, probability 0, space 0, times 0 [ 628.812557] Call Trace: [ 628.812581] dump_stack+0x1fc/0x2ef [ 628.812600] should_fail.cold+0xa/0xf [ 628.812617] ? setup_fault_attr+0x200/0x200 [ 628.812639] ? __lock_acquire+0x6de/0x3ff0 [ 628.842458] __should_failslab+0x115/0x180 [ 628.846704] should_failslab+0x5/0x10 [ 628.850518] kmem_cache_alloc+0x3f/0x370 [ 628.854594] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 628.860233] __radix_tree_create+0x314/0x540 [ 628.864658] page_cache_tree_insert+0xac/0x3f0 [ 628.869250] ? file_check_and_advance_wb_err+0x3a0/0x3a0 [ 628.874706] ? lock_acquire+0x170/0x3c0 [ 628.878686] ? __add_to_page_cache_locked+0x45e/0xb60 [ 628.883890] __add_to_page_cache_locked+0x46e/0xb60 [ 628.888918] ? page_cache_tree_insert+0x3f0/0x3f0 [ 628.893846] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 628.898610] add_to_page_cache_lru+0x16a/0x680 [ 628.903194] ? add_to_page_cache_locked+0x40/0x40 [ 628.908065] ? pagecache_get_page+0x3e4/0xd50 [ 628.912691] ? pagecache_get_page+0x3f7/0xd50 [ 628.917207] pagecache_get_page+0x478/0xd50 [ 628.921552] __getblk_slow+0x216/0x9e0 [ 628.925460] __bread_gfp+0x218/0x300 [ 628.929184] fat_ent_bread+0x175/0x280 [ 628.933082] fat_alloc_clusters+0x538/0xee0 [ 628.937445] ? fat_ent_write+0x1a0/0x1a0 [ 628.941528] ? check_preemption_disabled+0x41/0x280 [ 628.946636] ? fat_bmap+0x1fc/0x460 [ 628.950268] ? perf_trace_lock_acquire+0x530/0x530 [ 628.955221] ? lock_acquire+0x170/0x3c0 [ 628.959210] ? current_time+0x6f/0x1c0 [ 628.963104] fat_alloc_new_dir+0xd3/0xce0 [ 628.967269] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 628.972459] ? fat_add_entries+0x11b0/0x11b0 [ 628.976991] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 628.981575] ? ktime_get_coarse_real_ts64+0x1a1/0x290 [ 628.986769] ? current_time+0x13c/0x1c0 [ 628.990744] ? igrab+0xb0/0xb0 [ 628.993946] ? fat_scan+0x124/0x320 [ 628.997574] msdos_mkdir+0x32e/0x630 [ 629.001287] ? msdos_unlink+0x320/0x320 [ 629.005250] ? userns_put+0xb0/0xb0 [ 629.008869] ? putname+0xe1/0x120 [ 629.012313] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 629.017331] ? f2fs_recover_fsync_data+0x6c10/0x7e50 [ 629.022435] vfs_mkdir+0x508/0x7a0 [ 629.025972] do_mkdirat+0x262/0x2d0 [ 629.029593] ? __ia32_sys_mknod+0x120/0x120 [ 629.033909] ? do_syscall_64+0xbf/0x620 [ 629.037878] do_syscall_64+0xf9/0x620 [ 629.041763] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 629.046949] RIP: 0033:0x7fd9fcf85a39 [ 629.050658] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.069550] RSP: 002b:00007fd9fa4fb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 629.077265] RAX: ffffffffffffffda RBX: 00007fd9fd088f60 RCX: 00007fd9fcf85a39 [ 629.084521] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000006 [ 629.091778] RBP: 00007fd9fa4fb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 629.099053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 629.106331] R13: 00007ffd5c4dcd4f R14: 00007fd9fa4fb300 R15: 0000000000022000 [ 629.113612] CPU: 1 PID: 2178 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 629.121414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.130765] Call Trace: [ 629.133370] dump_stack+0x1fc/0x2ef [ 629.137012] should_fail.cold+0xa/0xf [ 629.140817] ? setup_fault_attr+0x200/0x200 [ 629.145144] ? lock_acquire+0x170/0x3c0 [ 629.149139] __should_failslab+0x115/0x180 19:02:51 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$kcm(0xa, 0x5, 0x0) sendmsg$inet(r1, &(0x7f0000000500)={&(0x7f0000000340)={0x2, 0x0, @rand_addr=0x5}, 0x10, &(0x7f00000004c0)=[{&(0x7f0000000380)='b', 0x1}], 0x1}, 0x0) sendmsg$kcm(r1, &(0x7f0000000300)={&(0x7f00000000c0)=@l2tp6={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x80, 0x0}, 0x40) perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000400)={&(0x7f0000000140)=@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x7ffff000}, 0x3000000}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000000)="be", 0x1}], 0x1}, 0x0) close(0xffffffffffffffff) r2 = perf_event_open(&(0x7f0000000280)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = gettid() r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r4, &(0x7f0000000000)=ANY=[], 0xda00) perf_event_open(&(0x7f0000000d40)={0x2, 0x80, 0x1f, 0x0, 0x3, 0x8, 0x0, 0xf5, 0x2220, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, @perf_bp={&(0x7f0000000180)}, 0x0, 0x2, 0x7, 0x9, 0x9, 0x506, 0x5}, r3, 0x2, r4, 0x6) ioctl$PERF_EVENT_IOC_REFRESH(r2, 0x2402, 0xe43) 19:02:51 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6101, &(0x7f0000000200)) [ 629.153383] should_failslab+0x5/0x10 [ 629.157190] kmem_cache_alloc_trace+0x284/0x380 [ 629.161875] apparmor_file_alloc_security+0x394/0xad0 [ 629.167084] ? apparmor_file_receive+0x160/0x160 [ 629.171857] ? __alloc_file+0x21/0x340 [ 629.175763] security_file_alloc+0x40/0x90 [ 629.180006] __alloc_file+0xd8/0x340 [ 629.183736] alloc_empty_file+0x6d/0x170 [ 629.187808] alloc_file+0x5e/0x4d0 [ 629.191361] alloc_file_pseudo+0x165/0x250 [ 629.195606] ? alloc_file+0x4d0/0x4d0 [ 629.199421] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 629.205052] ? shmem_get_inode+0x44c/0x8d0 [ 629.209301] __shmem_file_setup.part.0+0x102/0x2b0 [ 629.214253] shmem_file_setup+0x61/0x90 [ 629.218240] __se_sys_memfd_create+0x26b/0x440 [ 629.222840] ? memfd_file_seals_ptr+0x150/0x150 [ 629.227521] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 629.232892] ? trace_hardirqs_off_caller+0x6e/0x210 [ 629.237916] ? do_syscall_64+0x21/0x620 [ 629.241907] do_syscall_64+0xf9/0x620 [ 629.245721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 629.250912] RIP: 0033:0x7f250541ba39 [ 629.254632] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.273547] RSP: 002b:00007f250296ff48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 629.281268] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ba39 [ 629.288555] RDX: 0000000000020000 RSI: 0000000000000000 RDI: 00007f250547502b [ 629.295831] RBP: 0000000000000001 R08: 0000000000010000 R09: ffffffffffffffff [ 629.303108] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000008100000 [ 629.310383] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 629.333717] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:52 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:52 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 4) 19:02:52 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) (fail_nth: 4) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:52 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 6) 19:02:52 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6200, &(0x7f0000000200)) [ 629.459185] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 629.525672] FAULT_INJECTION: forcing a failure. [ 629.525672] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 629.540306] CPU: 0 PID: 2199 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 629.548122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.557482] Call Trace: [ 629.560077] dump_stack+0x1fc/0x2ef [ 629.561205] FAULT_INJECTION: forcing a failure. [ 629.561205] name failslab, interval 1, probability 0, space 0, times 0 [ 629.563711] should_fail.cold+0xa/0xf [ 629.563740] ? lock_acquire+0x170/0x3c0 [ 629.563757] ? setup_fault_attr+0x200/0x200 [ 629.563782] __alloc_pages_nodemask+0x239/0x2890 [ 629.591768] ? __lock_acquire+0x6de/0x3ff0 [ 629.596021] ? static_obj+0x50/0x50 [ 629.599663] ? check_preemption_disabled+0x41/0x280 [ 629.604692] ? check_preemption_disabled+0x41/0x280 [ 629.609719] ? __lock_acquire+0x6de/0x3ff0 [ 629.613962] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 629.618814] ? __lock_acquire+0x6de/0x3ff0 [ 629.623063] ? perf_trace_lock_acquire+0x530/0x530 [ 629.628006] ? check_preemption_disabled+0x41/0x280 [ 629.633026] ? perf_trace_lock_acquire+0x530/0x530 [ 629.637952] ? perf_trace_lock+0xe2/0x4b0 [ 629.642101] ? perf_trace_lock_acquire+0x530/0x530 [ 629.647048] alloc_pages_vma+0xf2/0x780 [ 629.651039] shmem_alloc_page+0x11c/0x1f0 [ 629.655192] ? shmem_swapin+0x220/0x220 [ 629.659185] ? percpu_counter_add_batch+0x126/0x180 [ 629.664207] ? __vm_enough_memory+0x316/0x650 [ 629.668714] shmem_alloc_and_acct_page+0x15a/0x850 [ 629.673653] shmem_getpage_gfp+0x4e9/0x37f0 [ 629.677986] ? shmem_alloc_and_acct_page+0x850/0x850 [ 629.683090] ? mark_held_locks+0xa6/0xf0 [ 629.687183] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 629.692372] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 629.697577] shmem_write_begin+0xff/0x1e0 [ 629.701830] generic_perform_write+0x1f8/0x4d0 [ 629.706420] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 629.711086] ? current_time+0x1c0/0x1c0 [ 629.715064] ? lock_acquire+0x170/0x3c0 [ 629.719036] __generic_file_write_iter+0x24b/0x610 [ 629.723982] generic_file_write_iter+0x3f8/0x730 [ 629.728740] __vfs_write+0x51b/0x770 [ 629.732464] ? kernel_read+0x110/0x110 [ 629.736355] ? check_preemption_disabled+0x41/0x280 [ 629.741388] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 629.746401] vfs_write+0x1f3/0x540 [ 629.749945] __x64_sys_pwrite64+0x1f7/0x250 [ 629.754265] ? ksys_pwrite64+0x1a0/0x1a0 [ 629.758321] ? trace_hardirqs_off_caller+0x6e/0x210 [ 629.763328] ? do_syscall_64+0x21/0x620 [ 629.767298] do_syscall_64+0xf9/0x620 [ 629.771100] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 629.776300] RIP: 0033:0x7f25053cea07 [ 629.780003] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 629.798895] RSP: 002b:00007f2502990f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 629.806604] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053cea07 [ 629.813873] RDX: 000000000000004a RSI: 0000000020010000 RDI: 0000000000000004 19:02:52 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6201, &(0x7f0000000200)) [ 629.821139] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffffffffffff [ 629.828412] R10: 0000000000010000 R11: 0000000000000293 R12: 0000000000000004 [ 629.835677] R13: 0000000000000004 R14: 00000000200009c0 R15: 0000000000000000 [ 629.842986] CPU: 1 PID: 2203 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 629.850824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.860181] Call Trace: [ 629.862793] dump_stack+0x1fc/0x2ef [ 629.866442] should_fail.cold+0xa/0xf [ 629.870256] ? setup_fault_attr+0x200/0x200 [ 629.874591] ? lock_acquire+0x170/0x3c0 19:02:52 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6ed1b4fada7166732c00"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 629.878585] __should_failslab+0x115/0x180 [ 629.882833] should_failslab+0x5/0x10 [ 629.886648] kmem_cache_alloc+0x277/0x370 [ 629.890802] __alloc_file+0x21/0x340 [ 629.894525] alloc_empty_file+0x6d/0x170 [ 629.898602] alloc_file+0x5e/0x4d0 [ 629.902210] alloc_file_pseudo+0x165/0x250 [ 629.906475] ? alloc_file+0x4d0/0x4d0 [ 629.910319] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 629.915955] ? shmem_get_inode+0x44c/0x8d0 [ 629.920208] __shmem_file_setup.part.0+0x102/0x2b0 [ 629.925152] shmem_file_setup+0x61/0x90 [ 629.929136] __se_sys_memfd_create+0x26b/0x440 [ 629.933743] ? memfd_file_seals_ptr+0x150/0x150 [ 629.938513] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 629.943889] ? trace_hardirqs_off_caller+0x6e/0x210 [ 629.948915] ? do_syscall_64+0x21/0x620 [ 629.952901] do_syscall_64+0xf9/0x620 [ 629.956722] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 629.961916] RIP: 0033:0x7f102bec3a39 [ 629.965634] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.984542] RSP: 002b:00007f1029438f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 629.992267] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f102bec3a39 [ 629.999546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f102bf1d02b [ 630.006825] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 630.014186] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 630.021460] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 19:02:53 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 5) [ 630.167673] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 630.219486] FAULT_INJECTION: forcing a failure. [ 630.219486] name failslab, interval 1, probability 0, space 0, times 0 [ 630.231086] CPU: 1 PID: 2233 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 630.238998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.248355] Call Trace: [ 630.250955] dump_stack+0x1fc/0x2ef [ 630.254585] should_fail.cold+0xa/0xf [ 630.258390] ? setup_fault_attr+0x200/0x200 [ 630.262727] ? lock_acquire+0x170/0x3c0 [ 630.266710] __should_failslab+0x115/0x180 [ 630.270948] should_failslab+0x5/0x10 [ 630.274746] kmem_cache_alloc_trace+0x284/0x380 [ 630.279425] apparmor_file_alloc_security+0x394/0xad0 [ 630.284621] ? apparmor_file_receive+0x160/0x160 [ 630.289376] ? __alloc_file+0x21/0x340 [ 630.293269] security_file_alloc+0x40/0x90 [ 630.297507] __alloc_file+0xd8/0x340 [ 630.301239] alloc_empty_file+0x6d/0x170 [ 630.305305] alloc_file+0x5e/0x4d0 [ 630.308849] alloc_file_pseudo+0x165/0x250 [ 630.313089] ? alloc_file+0x4d0/0x4d0 [ 630.316887] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 630.322513] ? shmem_get_inode+0x44c/0x8d0 [ 630.326755] __shmem_file_setup.part.0+0x102/0x2b0 [ 630.331691] shmem_file_setup+0x61/0x90 [ 630.335666] __se_sys_memfd_create+0x26b/0x440 [ 630.340248] ? memfd_file_seals_ptr+0x150/0x150 [ 630.344923] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 630.350289] ? trace_hardirqs_off_caller+0x6e/0x210 [ 630.355304] ? do_syscall_64+0x21/0x620 [ 630.359281] do_syscall_64+0xf9/0x620 [ 630.363089] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 630.368274] RIP: 0033:0x7f102bec3a39 [ 630.371986] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 630.390879] RSP: 002b:00007f1029438f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 630.398584] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f102bec3a39 [ 630.405848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f102bf1d02b [ 630.413110] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff 19:02:53 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 7) 19:02:53 executing program 5: getpid() ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000640)=0x0) getpgrp(r0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="c99ba5aeb16e6e733400156127d3662a6a171f2ec33c6d976101ed9576cbcf7ad4b6b0d169e4db7d0633d1981647a0ee4ee6d00d3b897a2519d910060ab3d7af10d48c93781bf33fd625b2f1f2d6ce84a15ebc2b2f6832c89bd35f3f5968318e4c7782b8629626c5605a122a9eec264193ceadf292c903022b23f734b3"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = gettid() sendmsg$unix(0xffffffffffffffff, &(0x7f0000000600)={&(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000480)=[{&(0x7f0000000340)="320fc54d2fa5b528c07050252cf80d56f7b1a07109aa9ef2873ab7175cb77f7eb2d9c3f43e9b77aec19f86943ac4ff8ab0435d8fbdfc", 0x36}, {&(0x7f0000000380)="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", 0xfb}, {&(0x7f0000000500)="baaa32f772f116d647dfae9dd8edaf7b72f40e1f3fa01063432ab2a17c6911e2c10eb2301116fe882cbc72d1a6bf77937577fe0d2806ccbe0017289a2be69e35c0c91c9ab090c2ac72118f29d77701bee4e5393746a3c38f0215695715e6b4dde927aa4c80b8c6ac22f097ca8ecf2d7945df4a8c23a3a1fe8bc3ca2cb340da599c537526cc065b4a05c21a09b21b098d815f6b525cf0caa4ec285313e665c1c2c264ad7fe77e1e71d267ff80e165ada4c80c21ddebf3fa10ecd566798068cc919dcb490984062b502a48aba33e5dab8365c36c53", 0xd4}], 0x3, 0x0, 0x0, 0x880}, 0x20000001) process_vm_writev(r3, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) perf_event_open(&(0x7f0000000100)={0x0, 0x80, 0x20, 0x71, 0x80, 0x0, 0x0, 0xfffffffffffff05f, 0x10000, 0x8, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xc4, 0x2, @perf_bp={&(0x7f0000000180), 0xb}, 0x4000c, 0x2f4, 0xe7, 0x3, 0x3ff, 0x0, 0x9, 0x0, 0x19, 0x0, 0x277}, r3, 0xb, r1, 0x2) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) chdir(&(0x7f0000000680)='./file0\x00') r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) [ 630.420376] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 630.427640] R13: 0000000020000100 R14: 0000000000020000 R15: 00000000200005c0 [ 630.460238] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:53 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 630.530739] FAULT_INJECTION: forcing a failure. [ 630.530739] name failslab, interval 1, probability 0, space 0, times 0 [ 630.542540] CPU: 1 PID: 2241 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 630.550344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.559698] Call Trace: [ 630.562291] dump_stack+0x1fc/0x2ef [ 630.565925] should_fail.cold+0xa/0xf [ 630.569736] ? setup_fault_attr+0x200/0x200 [ 630.574083] ? __lock_acquire+0x6de/0x3ff0 [ 630.578331] __should_failslab+0x115/0x180 [ 630.582575] should_failslab+0x5/0x10 [ 630.586385] kmem_cache_alloc+0x3f/0x370 [ 630.590458] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 630.596101] __radix_tree_create+0x314/0x540 [ 630.600527] __radix_tree_insert+0xbb/0x5f0 [ 630.604856] ? __radix_tree_create+0x540/0x540 [ 630.609448] ? lock_acquire+0x170/0x3c0 [ 630.613514] ? shmem_add_to_page_cache+0x306/0xbb0 [ 630.618456] shmem_add_to_page_cache+0x616/0xbb0 [ 630.623234] ? shmem_recalc_inode+0x310/0x310 [ 630.627746] ? __radix_tree_preload+0x1fe/0x280 [ 630.632436] shmem_getpage_gfp+0x2004/0x37f0 [ 630.636869] ? shmem_alloc_and_acct_page+0x850/0x850 [ 630.641983] ? mark_held_locks+0xa6/0xf0 [ 630.646055] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 630.651249] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 630.656624] shmem_write_begin+0xff/0x1e0 [ 630.660786] generic_perform_write+0x1f8/0x4d0 [ 630.665384] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 630.670060] ? current_time+0x1c0/0x1c0 [ 630.674044] ? lock_acquire+0x170/0x3c0 19:02:53 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB="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"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000100)='msdos\x00') socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) openat(r0, &(0x7f0000000140)='./file0\x00', 0x181000, 0xb0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 630.678030] __generic_file_write_iter+0x24b/0x610 [ 630.682974] generic_file_write_iter+0x3f8/0x730 [ 630.687748] __vfs_write+0x51b/0x770 [ 630.691483] ? kernel_read+0x110/0x110 [ 630.695390] ? check_preemption_disabled+0x41/0x280 [ 630.700420] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 630.705442] vfs_write+0x1f3/0x540 [ 630.708995] __x64_sys_pwrite64+0x1f7/0x250 [ 630.713323] ? ksys_pwrite64+0x1a0/0x1a0 [ 630.717395] ? trace_hardirqs_off_caller+0x6e/0x210 [ 630.722415] ? do_syscall_64+0x21/0x620 [ 630.726398] do_syscall_64+0xf9/0x620 [ 630.730210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 630.735400] RIP: 0033:0x7f25053cea07 [ 630.739122] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 630.758025] RSP: 002b:00007f2502990f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 630.765750] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053cea07 [ 630.773026] RDX: 000000000000004a RSI: 0000000020010000 RDI: 0000000000000004 19:02:53 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 6) 19:02:53 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:53 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6300, &(0x7f0000000200)) [ 630.780307] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffffffffffff [ 630.787579] R10: 0000000000010000 R11: 0000000000000293 R12: 0000000000000004 [ 630.794858] R13: 0000000000000004 R14: 00000000200009c0 R15: 0000000000000000 [ 630.838289] FAULT_INJECTION: forcing a failure. [ 630.838289] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 630.850673] CPU: 1 PID: 2251 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 630.858492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.867855] Call Trace: [ 630.870457] dump_stack+0x1fc/0x2ef [ 630.874098] should_fail.cold+0xa/0xf [ 630.877901] ? lock_acquire+0x170/0x3c0 [ 630.881898] ? setup_fault_attr+0x200/0x200 [ 630.886257] __alloc_pages_nodemask+0x239/0x2890 [ 630.890998] ? __lock_acquire+0x6de/0x3ff0 [ 630.895233] ? static_obj+0x50/0x50 [ 630.898868] ? check_preemption_disabled+0x41/0x280 [ 630.903881] ? check_preemption_disabled+0x41/0x280 [ 630.908898] ? __lock_acquire+0x6de/0x3ff0 [ 630.913136] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 630.917983] ? __lock_acquire+0x6de/0x3ff0 [ 630.922226] ? perf_trace_lock_acquire+0x530/0x530 [ 630.927151] ? check_preemption_disabled+0x41/0x280 [ 630.932177] ? perf_trace_lock_acquire+0x530/0x530 [ 630.937102] ? perf_trace_lock+0xe2/0x4b0 [ 630.941245] ? perf_trace_lock_acquire+0x530/0x530 [ 630.946191] alloc_pages_vma+0xf2/0x780 [ 630.950191] shmem_alloc_page+0x11c/0x1f0 [ 630.954349] ? shmem_swapin+0x220/0x220 [ 630.958329] ? percpu_counter_add_batch+0x126/0x180 [ 630.963424] ? __vm_enough_memory+0x316/0x650 [ 630.967924] shmem_alloc_and_acct_page+0x15a/0x850 [ 630.972867] shmem_getpage_gfp+0x4e9/0x37f0 [ 630.977194] ? shmem_alloc_and_acct_page+0x850/0x850 [ 630.982300] ? mark_held_locks+0xa6/0xf0 [ 630.986356] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 630.991549] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 630.996756] shmem_write_begin+0xff/0x1e0 [ 631.001059] generic_perform_write+0x1f8/0x4d0 [ 631.005656] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 631.010413] ? current_time+0x1c0/0x1c0 [ 631.014415] ? lock_acquire+0x170/0x3c0 [ 631.018386] __generic_file_write_iter+0x24b/0x610 [ 631.023328] generic_file_write_iter+0x3f8/0x730 [ 631.028083] __vfs_write+0x51b/0x770 [ 631.031796] ? kernel_read+0x110/0x110 [ 631.035684] ? check_preemption_disabled+0x41/0x280 [ 631.040692] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 631.045696] vfs_write+0x1f3/0x540 [ 631.049224] __x64_sys_pwrite64+0x1f7/0x250 [ 631.053549] ? ksys_pwrite64+0x1a0/0x1a0 [ 631.057612] ? trace_hardirqs_off_caller+0x6e/0x210 [ 631.062622] ? do_syscall_64+0x21/0x620 [ 631.066590] do_syscall_64+0xf9/0x620 [ 631.070401] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.075577] RIP: 0033:0x7f102be76a07 [ 631.079272] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 631.098157] RSP: 002b:00007f1029438f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 631.105851] RAX: ffffffffffffffda RBX: 00007f102bf0d970 RCX: 00007f102be76a07 [ 631.113111] RDX: 00000000000000ca RSI: 0000000020010000 RDI: 0000000000000004 [ 631.120388] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 631.127652] R10: 0000000000010000 R11: 0000000000000293 R12: 0000000000000004 [ 631.134918] R13: 0000000000000004 R14: 00000000200009c0 R15: 0000000000000000 [ 631.191666] BTRFS: device fsid f90cac8b-044b-4fa8-8bee-4b8d3da88dc2 devid 0 transid 7 /dev/loop2 19:02:54 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 7) 19:02:54 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 8) 19:02:54 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) recvmmsg(r2, &(0x7f00000013c0)=[{{&(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, 0x80, &(0x7f0000000a40)=[{&(0x7f0000000180)=""/145, 0x91}, {&(0x7f00000003c0)=""/242, 0xf2}, {&(0x7f0000000500)=""/202, 0xca}, {&(0x7f00000002c0)=""/124, 0x7c}, {&(0x7f0000000600)=""/83, 0x53}, {&(0x7f0000000680)=""/210, 0xd2}, {&(0x7f0000000780)=""/145, 0x91}, {&(0x7f0000000840)=""/166, 0xa6}, {&(0x7f0000000900)=""/134, 0x86}, {&(0x7f00000009c0)=""/103, 0x67}], 0xa, &(0x7f0000000b00)=""/92, 0x5c}, 0x7}, {{&(0x7f0000000b80)=@in6={0xa, 0x0, 0x0, @private0}, 0x80, &(0x7f0000001200)=[{&(0x7f0000000340)=""/48, 0x30}, {&(0x7f0000000c00)}, {&(0x7f0000000c40)=""/228, 0xe4}, {&(0x7f0000000d40)=""/41, 0x29}, {&(0x7f0000000d80)=""/236, 0xec}, {&(0x7f0000000e80)=""/130, 0x82}, {&(0x7f0000000f40)=""/197, 0xc5}, {&(0x7f0000001040)=""/221, 0xdd}, {&(0x7f0000001140)=""/77, 0x4d}, {&(0x7f00000011c0)=""/17, 0x11}], 0xa, &(0x7f00000012c0)=""/204, 0xcc}, 0x8}], 0x2, 0x40000100, &(0x7f0000001440)={0x0, 0x3938700}) [ 631.329105] FAULT_INJECTION: forcing a failure. [ 631.329105] name failslab, interval 1, probability 0, space 0, times 0 [ 631.343674] FAULT_INJECTION: forcing a failure. [ 631.343674] name failslab, interval 1, probability 0, space 0, times 0 [ 631.354895] CPU: 0 PID: 2275 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 631.362697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 631.372055] Call Trace: [ 631.374657] dump_stack+0x1fc/0x2ef [ 631.378298] should_fail.cold+0xa/0xf [ 631.382108] ? setup_fault_attr+0x200/0x200 [ 631.386427] ? __lock_acquire+0x6de/0x3ff0 [ 631.390667] __should_failslab+0x115/0x180 [ 631.394893] should_failslab+0x5/0x10 [ 631.398686] kmem_cache_alloc+0x3f/0x370 [ 631.402741] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 631.408364] __radix_tree_create+0x314/0x540 [ 631.412769] __radix_tree_insert+0xbb/0x5f0 [ 631.417088] ? __radix_tree_create+0x540/0x540 [ 631.421662] ? lock_acquire+0x170/0x3c0 [ 631.425626] ? shmem_add_to_page_cache+0x306/0xbb0 [ 631.430565] shmem_add_to_page_cache+0x616/0xbb0 [ 631.435330] ? shmem_recalc_inode+0x310/0x310 [ 631.439818] ? __radix_tree_preload+0x1fe/0x280 [ 631.444489] shmem_getpage_gfp+0x2004/0x37f0 [ 631.448904] ? shmem_alloc_and_acct_page+0x850/0x850 [ 631.454007] ? mark_held_locks+0xa6/0xf0 [ 631.458065] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 631.463257] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 631.468460] shmem_write_begin+0xff/0x1e0 [ 631.472642] generic_perform_write+0x1f8/0x4d0 [ 631.477257] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 631.481928] ? current_time+0x1c0/0x1c0 [ 631.485899] ? lock_acquire+0x170/0x3c0 [ 631.489867] __generic_file_write_iter+0x24b/0x610 [ 631.494789] generic_file_write_iter+0x3f8/0x730 [ 631.499540] __vfs_write+0x51b/0x770 [ 631.503595] ? kernel_read+0x110/0x110 [ 631.507484] ? check_preemption_disabled+0x41/0x280 [ 631.512497] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 631.517512] vfs_write+0x1f3/0x540 [ 631.521052] __x64_sys_pwrite64+0x1f7/0x250 [ 631.525366] ? ksys_pwrite64+0x1a0/0x1a0 [ 631.529423] ? trace_hardirqs_off_caller+0x6e/0x210 [ 631.534432] ? do_syscall_64+0x21/0x620 [ 631.538404] do_syscall_64+0xf9/0x620 [ 631.542203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.547385] RIP: 0033:0x7f102be76a07 [ 631.551090] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 631.569982] RSP: 002b:00007f1029438f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 19:02:54 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6301, &(0x7f0000000200)) [ 631.577689] RAX: ffffffffffffffda RBX: 00007f102bf0d970 RCX: 00007f102be76a07 [ 631.584968] RDX: 00000000000000ca RSI: 0000000020010000 RDI: 0000000000000004 [ 631.592230] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 631.599493] R10: 0000000000010000 R11: 0000000000000293 R12: 0000000000000004 [ 631.606767] R13: 0000000000000004 R14: 00000000200009c0 R15: 0000000000000000 [ 631.614053] CPU: 1 PID: 2274 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 631.621864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 631.631222] Call Trace: [ 631.633822] dump_stack+0x1fc/0x2ef [ 631.637462] should_fail.cold+0xa/0xf [ 631.641280] ? setup_fault_attr+0x200/0x200 [ 631.645616] ? lock_acquire+0x170/0x3c0 [ 631.649602] __should_failslab+0x115/0x180 [ 631.653848] should_failslab+0x5/0x10 [ 631.657661] kmem_cache_alloc+0x277/0x370 [ 631.661826] getname_flags+0xce/0x590 [ 631.665643] do_sys_open+0x26c/0x520 [ 631.669368] ? filp_open+0x70/0x70 [ 631.672923] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 631.678295] ? trace_hardirqs_off_caller+0x6e/0x210 [ 631.683321] ? do_syscall_64+0x21/0x620 [ 631.687309] do_syscall_64+0xf9/0x620 [ 631.691230] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.696428] RIP: 0033:0x7f25053ce954 [ 631.700145] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 631.719059] RSP: 002b:00007f2502990ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 631.726780] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053ce954 [ 631.734058] RDX: 0000000000000002 RSI: 00007f2502991000 RDI: 00000000ffffff9c [ 631.741332] RBP: 00007f2502991000 R08: 0000000000000000 R09: ffffffffffffffff [ 631.748649] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 631.755924] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:54 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 9) 19:02:54 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6400, &(0x7f0000000200)) 19:02:54 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 8) [ 631.955491] FAULT_INJECTION: forcing a failure. [ 631.955491] name failslab, interval 1, probability 0, space 0, times 0 [ 632.020327] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 632.028279] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 632.064754] CPU: 1 PID: 2292 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 632.067767] FAULT_INJECTION: forcing a failure. [ 632.067767] name failslab, interval 1, probability 0, space 0, times 0 [ 632.072580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.072586] Call Trace: [ 632.072610] dump_stack+0x1fc/0x2ef [ 632.072632] should_fail.cold+0xa/0xf [ 632.072651] ? setup_fault_attr+0x200/0x200 [ 632.072668] ? lock_acquire+0x170/0x3c0 [ 632.072689] __should_failslab+0x115/0x180 [ 632.072706] should_failslab+0x5/0x10 [ 632.072728] kmem_cache_alloc+0x277/0x370 [ 632.123799] __alloc_file+0x21/0x340 [ 632.127522] alloc_empty_file+0x6d/0x170 [ 632.131592] path_openat+0xe9/0x2df0 [ 632.135310] ? __lock_acquire+0x6de/0x3ff0 [ 632.139558] ? path_lookupat+0x8d0/0x8d0 [ 632.143624] ? perf_trace_lock_acquire+0x530/0x530 [ 632.148555] ? perf_trace_lock+0xe2/0x4b0 [ 632.152705] ? perf_trace_lock+0xe2/0x4b0 [ 632.156860] ? perf_trace_lock_acquire+0x530/0x530 [ 632.161796] do_filp_open+0x18c/0x3f0 [ 632.165599] ? may_open_dev+0xf0/0xf0 [ 632.169398] ? __alloc_fd+0x28d/0x570 [ 632.173208] ? lock_downgrade+0x720/0x720 [ 632.177354] ? lock_acquire+0x170/0x3c0 [ 632.181325] ? __alloc_fd+0x34/0x570 [ 632.185045] ? do_raw_spin_unlock+0x171/0x230 [ 632.189542] ? _raw_spin_unlock+0x29/0x40 [ 632.193687] ? __alloc_fd+0x28d/0x570 [ 632.197492] do_sys_open+0x3b3/0x520 [ 632.201205] ? filp_open+0x70/0x70 [ 632.204752] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 632.210113] ? trace_hardirqs_off_caller+0x6e/0x210 [ 632.215130] ? do_syscall_64+0x21/0x620 [ 632.219110] do_syscall_64+0xf9/0x620 [ 632.222927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.228119] RIP: 0033:0x7f25053ce954 [ 632.231837] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 632.250833] RSP: 002b:00007f2502990ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 632.258560] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053ce954 [ 632.265864] RDX: 0000000000000002 RSI: 00007f2502991000 RDI: 00000000ffffff9c [ 632.273147] RBP: 00007f2502991000 R08: 0000000000000000 R09: ffffffffffffffff [ 632.280429] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 632.287733] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 632.303411] CPU: 1 PID: 2298 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 632.311237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.320598] Call Trace: [ 632.323197] dump_stack+0x1fc/0x2ef [ 632.326845] should_fail.cold+0xa/0xf [ 632.330681] ? setup_fault_attr+0x200/0x200 [ 632.335013] ? lock_acquire+0x170/0x3c0 [ 632.339009] __should_failslab+0x115/0x180 [ 632.343255] should_failslab+0x5/0x10 [ 632.347068] kmem_cache_alloc+0x277/0x370 [ 632.351234] getname_flags+0xce/0x590 [ 632.355058] do_sys_open+0x26c/0x520 [ 632.358781] ? filp_open+0x70/0x70 [ 632.362343] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 632.367717] ? trace_hardirqs_off_caller+0x6e/0x210 [ 632.372753] ? do_syscall_64+0x21/0x620 [ 632.376739] do_syscall_64+0xf9/0x620 [ 632.380554] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.385748] RIP: 0033:0x7f102be76954 [ 632.389464] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 632.408372] RSP: 002b:00007f1029438ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 632.416094] RAX: ffffffffffffffda RBX: 00007f102bf0d970 RCX: 00007f102be76954 [ 632.423410] RDX: 0000000000000002 RSI: 00007f1029439000 RDI: 00000000ffffff9c [ 632.430698] RBP: 00007f1029439000 R08: 0000000000000000 R09: ffffffffffffffff [ 632.437979] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 632.445259] R13: 0000000000000004 R14: 00000000200009f0 R15: 0000000000000002 19:02:55 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:55 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6401, &(0x7f0000000200)) 19:02:55 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = fork() perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x8, 0x0, 0xd6, 0x3f, 0x0, 0x8, 0x81, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x5, 0x4, @perf_config_ext={0x1000, 0x3}, 0x403, 0x8, 0x3, 0x6, 0x40, 0xffffffff, 0x8, 0x0, 0x9, 0x0, 0x7}, r1, 0x2, 0xffffffffffffffff, 0x9) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:55 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 10) 19:02:55 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x2) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:55 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) (fail_nth: 9) [ 632.606988] FAULT_INJECTION: forcing a failure. [ 632.606988] name failslab, interval 1, probability 0, space 0, times 0 [ 632.619908] FAULT_INJECTION: forcing a failure. [ 632.619908] name failslab, interval 1, probability 0, space 0, times 0 [ 632.631818] CPU: 0 PID: 2315 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 632.639630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.649247] Call Trace: [ 632.651840] dump_stack+0x1fc/0x2ef [ 632.655481] should_fail.cold+0xa/0xf [ 632.659290] ? setup_fault_attr+0x200/0x200 [ 632.663616] ? lock_acquire+0x170/0x3c0 [ 632.667599] __should_failslab+0x115/0x180 [ 632.671841] should_failslab+0x5/0x10 [ 632.675640] kmem_cache_alloc_trace+0x284/0x380 [ 632.680313] apparmor_file_alloc_security+0x394/0xad0 [ 632.685506] ? apparmor_file_receive+0x160/0x160 [ 632.690266] ? __alloc_file+0x21/0x340 [ 632.694158] security_file_alloc+0x40/0x90 [ 632.698389] __alloc_file+0xd8/0x340 [ 632.702109] alloc_empty_file+0x6d/0x170 [ 632.706166] path_openat+0xe9/0x2df0 [ 632.709874] ? __lock_acquire+0x6de/0x3ff0 [ 632.714112] ? path_lookupat+0x8d0/0x8d0 [ 632.718169] ? perf_trace_lock_acquire+0x530/0x530 [ 632.723099] ? perf_trace_lock+0xe2/0x4b0 [ 632.727249] ? perf_trace_lock+0xe2/0x4b0 [ 632.731406] ? perf_trace_lock_acquire+0x530/0x530 [ 632.736871] do_filp_open+0x18c/0x3f0 [ 632.740663] ? may_open_dev+0xf0/0xf0 [ 632.744456] ? __alloc_fd+0x28d/0x570 [ 632.748262] ? lock_downgrade+0x720/0x720 [ 632.752416] ? lock_acquire+0x170/0x3c0 [ 632.756403] ? __alloc_fd+0x34/0x570 [ 632.760137] ? do_raw_spin_unlock+0x171/0x230 [ 632.764625] ? _raw_spin_unlock+0x29/0x40 [ 632.768765] ? __alloc_fd+0x28d/0x570 [ 632.772572] do_sys_open+0x3b3/0x520 [ 632.776280] ? filp_open+0x70/0x70 [ 632.779813] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 632.785179] ? trace_hardirqs_off_caller+0x6e/0x210 [ 632.790189] ? do_syscall_64+0x21/0x620 [ 632.794162] do_syscall_64+0xf9/0x620 [ 632.797970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.803150] RIP: 0033:0x7f25053ce954 [ 632.806856] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 632.825840] RSP: 002b:00007f2502990ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 632.833542] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053ce954 [ 632.840806] RDX: 0000000000000002 RSI: 00007f2502991000 RDI: 00000000ffffff9c [ 632.848069] RBP: 00007f2502991000 R08: 0000000000000000 R09: ffffffffffffffff [ 632.855328] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 632.862587] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 632.869961] CPU: 1 PID: 2318 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 632.877769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.887127] Call Trace: [ 632.889812] dump_stack+0x1fc/0x2ef [ 632.893459] should_fail.cold+0xa/0xf [ 632.897270] ? setup_fault_attr+0x200/0x200 [ 632.901599] ? lock_acquire+0x170/0x3c0 19:02:55 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6500, &(0x7f0000000200)) [ 632.905584] __should_failslab+0x115/0x180 [ 632.909828] should_failslab+0x5/0x10 [ 632.913632] kmem_cache_alloc+0x277/0x370 [ 632.917788] __alloc_file+0x21/0x340 [ 632.921514] alloc_empty_file+0x6d/0x170 [ 632.925585] path_openat+0xe9/0x2df0 [ 632.929309] ? __lock_acquire+0x6de/0x3ff0 [ 632.933563] ? path_lookupat+0x8d0/0x8d0 [ 632.937636] ? perf_trace_lock_acquire+0x530/0x530 [ 632.942587] ? perf_trace_lock+0xe2/0x4b0 [ 632.946743] ? perf_trace_lock+0xe2/0x4b0 [ 632.950908] ? perf_trace_lock_acquire+0x530/0x530 [ 632.955847] do_filp_open+0x18c/0x3f0 [ 632.959658] ? may_open_dev+0xf0/0xf0 [ 632.963466] ? __alloc_fd+0x28d/0x570 [ 632.967283] ? lock_downgrade+0x720/0x720 [ 632.971444] ? lock_acquire+0x170/0x3c0 [ 632.975427] ? __alloc_fd+0x34/0x570 [ 632.979155] ? do_raw_spin_unlock+0x171/0x230 [ 632.983668] ? _raw_spin_unlock+0x29/0x40 [ 632.987869] ? __alloc_fd+0x28d/0x570 [ 632.991688] do_sys_open+0x3b3/0x520 [ 632.995440] ? filp_open+0x70/0x70 [ 632.998992] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 633.004369] ? trace_hardirqs_off_caller+0x6e/0x210 [ 633.009400] ? do_syscall_64+0x21/0x620 [ 633.013386] do_syscall_64+0xf9/0x620 [ 633.017286] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 633.022507] RIP: 0033:0x7f102be76954 [ 633.026228] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 633.045312] RSP: 002b:00007f1029438ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 19:02:56 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 11) [ 633.053026] RAX: ffffffffffffffda RBX: 00007f102bf0d970 RCX: 00007f102be76954 [ 633.060294] RDX: 0000000000000002 RSI: 00007f1029439000 RDI: 00000000ffffff9c [ 633.067563] RBP: 00007f1029439000 R08: 0000000000000000 R09: ffffffffffffffff [ 633.074835] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 633.082105] R13: 0000000000000004 R14: 00000000200009f0 R15: 0000000000000002 19:02:56 executing program 5: getpid() getpgrp(0x0) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x1, r0, 0x9) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) [ 633.141837] FAULT_INJECTION: forcing a failure. [ 633.141837] name failslab, interval 1, probability 0, space 0, times 0 [ 633.164600] CPU: 1 PID: 2339 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 633.172428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.181786] Call Trace: [ 633.184392] dump_stack+0x1fc/0x2ef [ 633.188030] should_fail.cold+0xa/0xf [ 633.191844] ? setup_fault_attr+0x200/0x200 [ 633.196177] ? lock_acquire+0x170/0x3c0 [ 633.200169] __should_failslab+0x115/0x180 [ 633.204416] should_failslab+0x5/0x10 [ 633.208224] kmem_cache_alloc_trace+0x284/0x380 [ 633.212907] apparmor_file_alloc_security+0x394/0xad0 [ 633.218110] ? apparmor_file_receive+0x160/0x160 [ 633.222880] ? __alloc_file+0x21/0x340 [ 633.226799] security_file_alloc+0x40/0x90 [ 633.231048] __alloc_file+0xd8/0x340 [ 633.234775] alloc_empty_file+0x6d/0x170 [ 633.238863] path_openat+0xe9/0x2df0 [ 633.242585] ? __lock_acquire+0x6de/0x3ff0 [ 633.246862] ? path_lookupat+0x8d0/0x8d0 [ 633.250932] ? perf_trace_lock_acquire+0x530/0x530 [ 633.255869] ? perf_trace_lock+0xe2/0x4b0 [ 633.260025] ? perf_trace_lock+0xe2/0x4b0 [ 633.264186] ? perf_trace_lock_acquire+0x530/0x530 [ 633.269124] do_filp_open+0x18c/0x3f0 [ 633.272931] ? may_open_dev+0xf0/0xf0 [ 633.276740] ? __alloc_fd+0x28d/0x570 [ 633.280546] ? lock_downgrade+0x720/0x720 [ 633.284690] ? lock_acquire+0x170/0x3c0 [ 633.288694] ? __alloc_fd+0x34/0x570 [ 633.292410] ? do_raw_spin_unlock+0x171/0x230 [ 633.296905] ? _raw_spin_unlock+0x29/0x40 [ 633.301050] ? __alloc_fd+0x28d/0x570 [ 633.304859] do_sys_open+0x3b3/0x520 [ 633.308571] ? filp_open+0x70/0x70 [ 633.312119] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 633.317484] ? trace_hardirqs_off_caller+0x6e/0x210 [ 633.322499] ? do_syscall_64+0x21/0x620 [ 633.326560] do_syscall_64+0xf9/0x620 [ 633.330363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 633.335548] RIP: 0033:0x7f25053ce954 [ 633.339265] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 633.358162] RSP: 002b:00007f2502990ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 633.365864] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f25053ce954 [ 633.373128] RDX: 0000000000000002 RSI: 00007f2502991000 RDI: 00000000ffffff9c [ 633.380393] RBP: 00007f2502991000 R08: 0000000000000000 R09: ffffffffffffffff [ 633.387655] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 633.394918] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:56 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 633.440621] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:56 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 12) 19:02:56 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f0000000180)="dbed7d4cac172a4ada5fc2a96dc1785fdcb894eeba9f5f296c0dfbffffffff00000000a41bb2a509403769b41d4d5c031a1bdedd243f245ce971483e2c04732ebdc9b7c2976b5243290e694697ec597f73cb9d8d3cea7261de1a116a1655bb3f487abffa16d702da825d9a54ef148cce443f0000001188f83a16a9daec5e4d12ed7435d0f707b3e7e1325855f70b629e283372758ea19ccf5e5ebdd8bcfe2461b15a6dbd26a6450f71", 0xa9, 0x1f}], 0x1101caf, &(0x7f0000000100)=ANY=[@ANYBLOB="6e66732c00dcfcf2e3160b9e2aea4d8de2bd7b83c7e5a72ac4c475b7159e86571a5094e649fe3ee477d015204e05accdea9df928ef8c335710717828f95339605f0d78bfb0e98c8a111a6e"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 633.545811] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 633.597922] FAULT_INJECTION: forcing a failure. [ 633.597922] name failslab, interval 1, probability 0, space 0, times 0 [ 633.612794] CPU: 1 PID: 2356 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 633.620607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.629971] Call Trace: [ 633.632567] dump_stack+0x1fc/0x2ef [ 633.636295] should_fail.cold+0xa/0xf [ 633.640106] ? setup_fault_attr+0x200/0x200 [ 633.644530] ? lock_acquire+0x170/0x3c0 19:02:56 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:56 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:56 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6501, &(0x7f0000000200)) [ 633.648515] __should_failslab+0x115/0x180 [ 633.652764] should_failslab+0x5/0x10 [ 633.656567] kmem_cache_alloc+0x277/0x370 [ 633.660724] __kernfs_new_node+0xd2/0x680 [ 633.664885] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 633.669645] ? _raw_spin_unlock_irq+0x5a/0x80 [ 633.674145] ? perf_trace_lock_acquire+0x530/0x530 [ 633.679085] ? check_preemption_disabled+0x41/0x280 [ 633.684107] ? perf_trace_lock_acquire+0x530/0x530 [ 633.689047] ? perf_trace_lock+0xe2/0x4b0 [ 633.693213] kernfs_create_dir_ns+0x9e/0x230 [ 633.697623] internal_create_group+0x1c1/0xb20 [ 633.702218] ? sysfs_remove_link_from_group+0x70/0x70 [ 633.707416] ? lock_downgrade+0x720/0x720 [ 633.711586] lo_ioctl+0xf7c/0x20e0 [ 633.715137] ? loop_set_status64+0x110/0x110 [ 633.719541] blkdev_ioctl+0x5cb/0x1a80 [ 633.723420] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 633.728790] ? blkpg_ioctl+0x9d0/0x9d0 [ 633.732681] ? perf_trace_lock_acquire+0x530/0x530 [ 633.737616] ? perf_trace_lock+0xe2/0x4b0 [ 633.741764] ? perf_trace_lock_acquire+0x530/0x530 19:02:56 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x1000000) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 633.746688] ? lock_downgrade+0x720/0x720 [ 633.750850] block_ioctl+0xe9/0x130 [ 633.754478] ? blkdev_fallocate+0x3f0/0x3f0 [ 633.758804] do_vfs_ioctl+0xcdb/0x12e0 [ 633.762695] ? lock_downgrade+0x720/0x720 [ 633.766854] ? check_preemption_disabled+0x41/0x280 [ 633.771965] ? ioctl_preallocate+0x200/0x200 [ 633.776386] ? __fget+0x356/0x510 [ 633.779852] ? do_dup2+0x450/0x450 [ 633.783393] ? do_sys_open+0x2bf/0x520 [ 633.787297] ksys_ioctl+0x9b/0xc0 [ 633.790743] __x64_sys_ioctl+0x6f/0xb0 [ 633.794637] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 633.799212] do_syscall_64+0xf9/0x620 [ 633.803010] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 633.808185] RIP: 0033:0x7f250541b7f7 [ 633.811891] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 633.830785] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 633.838477] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 633.845733] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 633.852993] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 633.860336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 633.867594] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 633.878438] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 633.887360] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:56 executing program 5: getpid() r0 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r0, 0x0, 0x2d, 0x100007) recvmmsg$unix(r0, &(0x7f0000002cc0)=[{{&(0x7f0000000180)=@abs, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000500)=""/4096, 0x1000}, {&(0x7f00000002c0)=""/113, 0x71}], 0x2, &(0x7f00000003c0)=[@cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x60}}, {{&(0x7f0000000440)=@abs, 0x6e, &(0x7f0000000340)=[{&(0x7f0000001500)=""/99, 0x63}, {&(0x7f0000001580)=""/89, 0x59}, {&(0x7f0000001600)=""/215, 0xd7}], 0x3, &(0x7f0000001700)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0xc0}}, {{&(0x7f00000017c0)=@abs, 0x6e, &(0x7f0000001a40)=[{&(0x7f0000001840)=""/119, 0x77}, {&(0x7f00000018c0)=""/7, 0x7}, {&(0x7f0000001900)=""/134, 0x86}, {&(0x7f00000019c0)=""/110, 0x6e}], 0x4, &(0x7f0000001a80)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x78}}, {{&(0x7f0000001b00), 0x6e, &(0x7f0000001c80)=[{&(0x7f0000001b80)=""/201, 0xc9}], 0x1, &(0x7f0000001cc0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}], 0x38}}, {{0x0, 0x0, &(0x7f0000001e00)=[{&(0x7f0000001d00)=""/239, 0xef}], 0x1, &(0x7f0000001e40)=[@rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x158}}, {{&(0x7f0000001fc0)=@abs, 0x6e, &(0x7f0000002100)=[{&(0x7f0000002040)=""/184, 0xb8}], 0x1, &(0x7f0000002140)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}], 0x18}}, {{&(0x7f0000002180), 0x6e, &(0x7f00000025c0)=[{&(0x7f0000002200)=""/255, 0xff}, {&(0x7f0000002300)=""/38, 0x26}, {&(0x7f0000002340)=""/32, 0x20}, {&(0x7f0000002380)=""/122, 0x7a}, {&(0x7f0000002400)=""/122, 0x7a}, {&(0x7f0000002480)=""/92, 0x5c}, {&(0x7f0000002500)=""/142, 0x8e}], 0x7, &(0x7f0000002640)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}], 0xd8}}, {{&(0x7f0000002740)=@abs, 0x6e, &(0x7f0000002c40)=[{&(0x7f00000027c0)=""/168, 0xa8}, {&(0x7f0000002880)=""/161, 0xa1}, {&(0x7f0000002940)=""/124, 0x7c}, {&(0x7f00000029c0)=""/206, 0xce}, {&(0x7f0000002ac0)=""/35, 0x23}, {&(0x7f0000002b00)=""/66, 0x42}, {&(0x7f0000002b80)=""/185, 0xb9}], 0x7}}], 0x8, 0x40, &(0x7f0000002ec0)={0x77359400}) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) r6 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet6_SIOCSIFADDR(r6, 0x8916, &(0x7f0000000140)={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x3e, r5}) 19:02:57 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:57 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6600, &(0x7f0000000200)) 19:02:57 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 13) [ 634.158750] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 634.287172] FAULT_INJECTION: forcing a failure. [ 634.287172] name failslab, interval 1, probability 0, space 0, times 0 [ 634.298512] CPU: 0 PID: 2404 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 634.306318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.315675] Call Trace: [ 634.318450] dump_stack+0x1fc/0x2ef [ 634.322101] should_fail.cold+0xa/0xf [ 634.325914] ? setup_fault_attr+0x200/0x200 [ 634.330243] ? lock_acquire+0x170/0x3c0 [ 634.334228] __should_failslab+0x115/0x180 [ 634.338470] should_failslab+0x5/0x10 [ 634.342275] kmem_cache_alloc+0x277/0x370 [ 634.346429] __kernfs_new_node+0xd2/0x680 [ 634.350586] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 634.355340] ? _raw_spin_unlock_irq+0x5a/0x80 [ 634.359838] ? perf_trace_lock_acquire+0x530/0x530 [ 634.364774] ? check_preemption_disabled+0x41/0x280 [ 634.369796] ? perf_trace_lock_acquire+0x530/0x530 [ 634.374720] ? perf_trace_lock+0xe2/0x4b0 [ 634.378880] kernfs_create_dir_ns+0x9e/0x230 [ 634.383291] internal_create_group+0x1c1/0xb20 [ 634.387877] ? sysfs_remove_link_from_group+0x70/0x70 [ 634.393068] ? lock_downgrade+0x720/0x720 [ 634.397227] lo_ioctl+0xf7c/0x20e0 [ 634.400775] ? loop_set_status64+0x110/0x110 [ 634.405185] blkdev_ioctl+0x5cb/0x1a80 [ 634.409076] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 634.414535] ? blkpg_ioctl+0x9d0/0x9d0 [ 634.418425] ? perf_trace_lock_acquire+0x530/0x530 [ 634.423356] ? perf_trace_lock+0xe2/0x4b0 [ 634.427507] ? perf_trace_lock_acquire+0x530/0x530 [ 634.432439] ? lock_downgrade+0x720/0x720 [ 634.436589] block_ioctl+0xe9/0x130 [ 634.440216] ? blkdev_fallocate+0x3f0/0x3f0 [ 634.444541] do_vfs_ioctl+0xcdb/0x12e0 [ 634.448431] ? lock_downgrade+0x720/0x720 [ 634.452577] ? check_preemption_disabled+0x41/0x280 [ 634.457593] ? ioctl_preallocate+0x200/0x200 [ 634.462004] ? __fget+0x356/0x510 [ 634.465456] ? do_dup2+0x450/0x450 [ 634.468998] ? do_sys_open+0x2bf/0x520 [ 634.472888] ksys_ioctl+0x9b/0xc0 [ 634.476345] __x64_sys_ioctl+0x6f/0xb0 [ 634.480242] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 634.484830] do_syscall_64+0xf9/0x620 [ 634.488632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 634.493818] RIP: 0033:0x7f250541b7f7 [ 634.497529] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 634.516460] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 634.524166] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 634.531433] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 634.538730] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 634.546086] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 634.553350] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:57 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6601, &(0x7f0000000200)) 19:02:57 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x4, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 634.610016] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:57 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='nks,\x00']) r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000180), 0xc000, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x81, 0x0, 0x40, 0x7, 0x0, 0x0, 0x78c04, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x5, 0x1, @perf_config_ext={0x6cc85bd4, 0xffff}, 0x1000, 0x3, 0x9, 0x6, 0x7, 0x401, 0x3b6f, 0x0, 0x8, 0x0, 0x8}, 0x0, 0xffffffffffffffff, r1, 0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) getpeername$packet(r4, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r5}) 19:02:57 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:02:57 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 14) 19:02:57 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x6, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:57 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6700, &(0x7f0000000200)) [ 634.738763] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 634.869381] FAULT_INJECTION: forcing a failure. [ 634.869381] name failslab, interval 1, probability 0, space 0, times 0 [ 634.888087] CPU: 1 PID: 2432 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 634.895914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.905305] Call Trace: [ 634.907902] dump_stack+0x1fc/0x2ef [ 634.911544] should_fail.cold+0xa/0xf [ 634.915357] ? setup_fault_attr+0x200/0x200 [ 634.919686] ? lock_acquire+0x170/0x3c0 [ 634.923677] __should_failslab+0x115/0x180 [ 634.927919] should_failslab+0x5/0x10 [ 634.931727] kmem_cache_alloc+0x277/0x370 [ 634.935885] __kernfs_new_node+0xd2/0x680 [ 634.940041] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 634.944788] ? kernfs_activate+0x2c/0x1d0 [ 634.948941] ? lock_downgrade+0x720/0x720 [ 634.953081] ? kernfs_add_one+0x51/0x4c0 [ 634.957136] ? mutex_trylock+0x1a0/0x1a0 [ 634.961274] ? __mutex_unlock_slowpath+0xea/0x610 [ 634.966125] kernfs_new_node+0x92/0x120 [ 634.970094] __kernfs_create_file+0x51/0x340 [ 634.974499] sysfs_add_file_mode_ns+0x226/0x540 [ 634.979159] internal_create_group+0x355/0xb20 [ 634.983738] ? sysfs_remove_link_from_group+0x70/0x70 [ 634.988928] ? lock_downgrade+0x720/0x720 [ 634.993093] lo_ioctl+0xf7c/0x20e0 [ 634.996632] ? loop_set_status64+0x110/0x110 [ 635.001036] blkdev_ioctl+0x5cb/0x1a80 [ 635.004926] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 635.010297] ? blkpg_ioctl+0x9d0/0x9d0 [ 635.014279] ? perf_trace_lock_acquire+0x530/0x530 [ 635.019198] ? perf_trace_lock+0xe2/0x4b0 [ 635.023337] ? perf_trace_lock_acquire+0x530/0x530 [ 635.028257] ? lock_downgrade+0x720/0x720 [ 635.032398] block_ioctl+0xe9/0x130 [ 635.036012] ? blkdev_fallocate+0x3f0/0x3f0 [ 635.040324] do_vfs_ioctl+0xcdb/0x12e0 [ 635.044214] ? lock_downgrade+0x720/0x720 [ 635.048349] ? check_preemption_disabled+0x41/0x280 [ 635.053441] ? ioctl_preallocate+0x200/0x200 [ 635.057844] ? __fget+0x356/0x510 [ 635.061550] ? do_dup2+0x450/0x450 [ 635.065106] ? do_sys_open+0x2bf/0x520 [ 635.069006] ksys_ioctl+0x9b/0xc0 [ 635.072452] __x64_sys_ioctl+0x6f/0xb0 [ 635.076339] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 635.080921] do_syscall_64+0xf9/0x620 [ 635.084721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 635.089899] RIP: 0033:0x7f250541b7f7 [ 635.093597] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 635.112495] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 635.120202] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 635.127552] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 635.134814] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 635.142071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 635.149327] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:58 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x2000000) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:58 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:58 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6701, &(0x7f0000000200)) 19:02:58 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc0008a, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 635.306119] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:58 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 15) 19:02:58 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xb, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:58 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000100)='./file0\x00'}, 0x10) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:58 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x10, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 635.469148] FAULT_INJECTION: forcing a failure. [ 635.469148] name failslab, interval 1, probability 0, space 0, times 0 [ 635.520031] CPU: 0 PID: 2465 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 635.527864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 635.537226] Call Trace: [ 635.539824] dump_stack+0x1fc/0x2ef [ 635.543469] should_fail.cold+0xa/0xf [ 635.547295] ? setup_fault_attr+0x200/0x200 [ 635.551611] ? lock_acquire+0x170/0x3c0 [ 635.555595] __should_failslab+0x115/0x180 [ 635.559842] should_failslab+0x5/0x10 [ 635.563645] kmem_cache_alloc+0x277/0x370 [ 635.567790] __kernfs_new_node+0xd2/0x680 [ 635.571923] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 635.576662] ? __mutex_unlock_slowpath+0xea/0x610 [ 635.581487] ? wait_for_completion_io+0x10/0x10 [ 635.586139] ? kernfs_next_descendant_post+0x19c/0x290 [ 635.591406] kernfs_new_node+0x92/0x120 [ 635.595366] __kernfs_create_file+0x51/0x340 [ 635.599760] sysfs_add_file_mode_ns+0x226/0x540 [ 635.604417] internal_create_group+0x355/0xb20 [ 635.608996] ? sysfs_remove_link_from_group+0x70/0x70 [ 635.614170] ? lock_downgrade+0x720/0x720 [ 635.618308] lo_ioctl+0xf7c/0x20e0 [ 635.621866] ? loop_set_status64+0x110/0x110 [ 635.626259] blkdev_ioctl+0x5cb/0x1a80 [ 635.630130] ? blkpg_ioctl+0x9d0/0x9d0 [ 635.634004] ? perf_trace_lock_acquire+0x530/0x530 [ 635.638911] ? perf_trace_lock+0xe2/0x4b0 [ 635.643046] ? perf_trace_lock_acquire+0x530/0x530 [ 635.647957] ? lock_downgrade+0x720/0x720 [ 635.652088] ? rcu_read_unlock_special+0x4ce/0xfc0 [ 635.657007] block_ioctl+0xe9/0x130 [ 635.660626] ? blkdev_fallocate+0x3f0/0x3f0 [ 635.664947] do_vfs_ioctl+0xcdb/0x12e0 [ 635.668822] ? lock_downgrade+0x720/0x720 [ 635.672954] ? ioctl_preallocate+0x200/0x200 [ 635.677346] ? __fget+0x356/0x510 [ 635.680789] ? do_dup2+0x450/0x450 [ 635.684315] ? do_sys_open+0x2bf/0x520 [ 635.688196] ksys_ioctl+0x9b/0xc0 [ 635.691633] __x64_sys_ioctl+0x6f/0xb0 [ 635.695500] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 635.700062] do_syscall_64+0xf9/0x620 [ 635.703844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 635.709377] RIP: 0033:0x7f250541b7f7 [ 635.713073] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 635.731954] RSP: 002b:00007f250296ff48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 635.739643] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 635.746893] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 635.754148] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 635.761398] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 19:02:58 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 635.768649] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 635.782436] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 635.816937] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:58 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 16) 19:02:58 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e408afd8eeb2074328ee7aaa266732c00"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:02:58 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6800, &(0x7f0000000200)) [ 636.017730] FAULT_INJECTION: forcing a failure. [ 636.017730] name failslab, interval 1, probability 0, space 0, times 0 [ 636.029770] CPU: 0 PID: 2488 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 636.037582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 636.046940] Call Trace: [ 636.049538] dump_stack+0x1fc/0x2ef [ 636.053178] should_fail.cold+0xa/0xf [ 636.056991] ? setup_fault_attr+0x200/0x200 [ 636.061320] ? lock_acquire+0x170/0x3c0 [ 636.065320] __should_failslab+0x115/0x180 [ 636.069576] should_failslab+0x5/0x10 [ 636.073383] kmem_cache_alloc+0x277/0x370 [ 636.077545] __kernfs_new_node+0xd2/0x680 [ 636.081702] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 636.086448] ? __mutex_unlock_slowpath+0xea/0x610 [ 636.091281] ? wait_for_completion_io+0x10/0x10 [ 636.095942] ? kernfs_next_descendant_post+0x19c/0x290 [ 636.101206] kernfs_new_node+0x92/0x120 [ 636.105178] __kernfs_create_file+0x51/0x340 [ 636.109595] sysfs_add_file_mode_ns+0x226/0x540 [ 636.114261] internal_create_group+0x355/0xb20 [ 636.118829] ? sysfs_remove_link_from_group+0x70/0x70 [ 636.124001] ? lock_downgrade+0x720/0x720 [ 636.128146] lo_ioctl+0xf7c/0x20e0 [ 636.131672] ? loop_set_status64+0x110/0x110 [ 636.136063] blkdev_ioctl+0x5cb/0x1a80 [ 636.139936] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 636.145283] ? blkpg_ioctl+0x9d0/0x9d0 [ 636.149153] ? perf_trace_lock_acquire+0x530/0x530 [ 636.154063] ? perf_trace_lock+0xe2/0x4b0 [ 636.158193] ? perf_trace_lock_acquire+0x530/0x530 [ 636.163129] ? lock_downgrade+0x720/0x720 [ 636.167279] block_ioctl+0xe9/0x130 [ 636.170907] ? blkdev_fallocate+0x3f0/0x3f0 [ 636.175232] do_vfs_ioctl+0xcdb/0x12e0 [ 636.179126] ? lock_downgrade+0x720/0x720 [ 636.183278] ? check_preemption_disabled+0x41/0x280 [ 636.188276] ? ioctl_preallocate+0x200/0x200 [ 636.192676] ? __fget+0x356/0x510 [ 636.196117] ? do_dup2+0x450/0x450 [ 636.199636] ? do_sys_open+0x2bf/0x520 [ 636.203512] ksys_ioctl+0x9b/0xc0 [ 636.206949] __x64_sys_ioctl+0x6f/0xb0 [ 636.210832] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 636.215414] do_syscall_64+0xf9/0x620 [ 636.219205] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 636.224385] RIP: 0033:0x7f250541b7f7 [ 636.228090] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 636.246975] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 636.254673] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 19:02:59 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x100000000000000) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:02:59 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x300, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:59 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 636.261927] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 636.269191] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 636.276459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 636.283722] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:59 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6801, &(0x7f0000000200)) [ 636.340979] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:59 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x600, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:59 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 17) 19:02:59 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xb00, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:02:59 executing program 5: r0 = getpid() ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000100)=0x0) rt_tgsigqueueinfo(r0, r1, 0x39, &(0x7f0000000140)={0xa, 0x2, 0x1}) getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r6, 0x0, 0x2d, 0x100007) openat(r6, &(0x7f00000001c0)='./file0\x00', 0x250600, 0x40) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) [ 636.493611] FAULT_INJECTION: forcing a failure. [ 636.493611] name failslab, interval 1, probability 0, space 0, times 0 [ 636.521653] CPU: 0 PID: 2518 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 636.529489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 636.538851] Call Trace: 19:02:59 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 636.541449] dump_stack+0x1fc/0x2ef [ 636.545086] should_fail.cold+0xa/0xf [ 636.548895] ? setup_fault_attr+0x200/0x200 [ 636.553223] ? lock_acquire+0x170/0x3c0 [ 636.557215] __should_failslab+0x115/0x180 [ 636.561473] should_failslab+0x5/0x10 [ 636.565281] kmem_cache_alloc+0x277/0x370 [ 636.569437] __kernfs_new_node+0xd2/0x680 [ 636.573597] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 636.578353] ? __mutex_unlock_slowpath+0xea/0x610 [ 636.583181] ? wait_for_completion_io+0x10/0x10 [ 636.587835] ? kernfs_next_descendant_post+0x19c/0x290 [ 636.593099] kernfs_new_node+0x92/0x120 [ 636.597065] __kernfs_create_file+0x51/0x340 [ 636.601479] sysfs_add_file_mode_ns+0x226/0x540 [ 636.606146] internal_create_group+0x355/0xb20 [ 636.610722] ? sysfs_remove_link_from_group+0x70/0x70 [ 636.615898] ? lock_downgrade+0x720/0x720 [ 636.620037] lo_ioctl+0xf7c/0x20e0 [ 636.623568] ? loop_set_status64+0x110/0x110 [ 636.627954] blkdev_ioctl+0x5cb/0x1a80 [ 636.631824] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 636.637167] ? blkpg_ioctl+0x9d0/0x9d0 [ 636.641038] ? perf_trace_lock_acquire+0x530/0x530 [ 636.645948] ? perf_trace_lock+0xe2/0x4b0 [ 636.650090] ? perf_trace_lock_acquire+0x530/0x530 [ 636.655004] ? lock_downgrade+0x720/0x720 [ 636.659134] block_ioctl+0xe9/0x130 [ 636.662746] ? blkdev_fallocate+0x3f0/0x3f0 [ 636.667057] do_vfs_ioctl+0xcdb/0x12e0 [ 636.670927] ? lock_downgrade+0x720/0x720 [ 636.675089] ? check_preemption_disabled+0x41/0x280 [ 636.680086] ? ioctl_preallocate+0x200/0x200 [ 636.684477] ? __fget+0x356/0x510 [ 636.687913] ? do_dup2+0x450/0x450 [ 636.691435] ? do_sys_open+0x2bf/0x520 [ 636.695306] ksys_ioctl+0x9b/0xc0 [ 636.698742] __x64_sys_ioctl+0x6f/0xb0 [ 636.702611] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 636.707177] do_syscall_64+0xf9/0x620 [ 636.710965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 636.716150] RIP: 0033:0x7f250541b7f7 [ 636.719843] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:02:59 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6900, &(0x7f0000000200)) [ 636.738736] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 636.746424] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 636.753691] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 636.760942] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 636.768191] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 636.775438] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:02:59 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 636.877208] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:02:59 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 18) [ 637.180937] FAULT_INJECTION: forcing a failure. [ 637.180937] name failslab, interval 1, probability 0, space 0, times 0 [ 637.192391] CPU: 1 PID: 2552 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 637.200183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.209588] Call Trace: [ 637.212167] dump_stack+0x1fc/0x2ef [ 637.215850] should_fail.cold+0xa/0xf [ 637.219646] ? setup_fault_attr+0x200/0x200 [ 637.223982] ? lock_acquire+0x170/0x3c0 [ 637.227956] __should_failslab+0x115/0x180 [ 637.232180] should_failslab+0x5/0x10 [ 637.235967] kmem_cache_alloc+0x277/0x370 [ 637.240102] __kernfs_new_node+0xd2/0x680 [ 637.244256] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 637.249011] ? __mutex_unlock_slowpath+0xea/0x610 [ 637.253845] ? wait_for_completion_io+0x10/0x10 [ 637.258551] ? kernfs_next_descendant_post+0x19c/0x290 [ 637.263840] kernfs_new_node+0x92/0x120 [ 637.267822] __kernfs_create_file+0x51/0x340 [ 637.272236] sysfs_add_file_mode_ns+0x226/0x540 [ 637.276903] internal_create_group+0x355/0xb20 [ 637.281503] ? sysfs_remove_link_from_group+0x70/0x70 [ 637.286696] ? lock_downgrade+0x720/0x720 [ 637.290837] lo_ioctl+0xf7c/0x20e0 [ 637.294364] ? loop_set_status64+0x110/0x110 [ 637.298759] blkdev_ioctl+0x5cb/0x1a80 [ 637.302642] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 637.308004] ? blkpg_ioctl+0x9d0/0x9d0 [ 637.311879] ? perf_trace_lock_acquire+0x530/0x530 [ 637.316815] ? perf_trace_lock+0xe2/0x4b0 [ 637.320969] ? perf_trace_lock_acquire+0x530/0x530 [ 637.325913] ? lock_downgrade+0x720/0x720 [ 637.330057] block_ioctl+0xe9/0x130 [ 637.333690] ? blkdev_fallocate+0x3f0/0x3f0 [ 637.337999] do_vfs_ioctl+0xcdb/0x12e0 [ 637.341883] ? lock_downgrade+0x720/0x720 [ 637.346027] ? check_preemption_disabled+0x41/0x280 [ 637.351029] ? ioctl_preallocate+0x200/0x200 [ 637.355437] ? __fget+0x356/0x510 [ 637.358884] ? do_dup2+0x450/0x450 [ 637.362446] ? do_sys_open+0x2bf/0x520 [ 637.366334] ksys_ioctl+0x9b/0xc0 [ 637.369776] __x64_sys_ioctl+0x6f/0xb0 [ 637.373650] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 637.378227] do_syscall_64+0xf9/0x620 [ 637.382033] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 637.387216] RIP: 0033:0x7f250541b7f7 [ 637.390913] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 637.409802] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 637.417496] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 637.424759] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 19:03:00 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x200000000000000) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:00 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6901, &(0x7f0000000200)) 19:03:00 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r0, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r1 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r1, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r2 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r2, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000140)=ANY=[@ANYRES32=r2, @ANYRES32=r0, @ANYBLOB="c93127912775a510aab8cbf70ab52a4ca0", @ANYRESDEC]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) pread64(0xffffffffffffffff, 0x0, 0x2d, 0x100007) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) 19:03:00 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3f00, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 637.432027] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 637.439290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 637.446551] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 637.502430] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:00 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 19) 19:03:00 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="1c66732c00"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) umount2(&(0x7f0000000100)='./file0\x00', 0x1) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:03:00 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xeffd, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 637.672565] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:00 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6a00, &(0x7f0000000200)) 19:03:00 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:00 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00%\x00']) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r2) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) [ 637.762323] FAULT_INJECTION: forcing a failure. [ 637.762323] name failslab, interval 1, probability 0, space 0, times 0 [ 637.782897] CPU: 1 PID: 2582 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 637.790722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.800073] Call Trace: [ 637.802667] dump_stack+0x1fc/0x2ef [ 637.806305] should_fail.cold+0xa/0xf [ 637.810102] ? setup_fault_attr+0x200/0x200 [ 637.814454] ? lock_acquire+0x170/0x3c0 [ 637.818428] __should_failslab+0x115/0x180 [ 637.822668] should_failslab+0x5/0x10 [ 637.826465] kmem_cache_alloc+0x277/0x370 [ 637.830607] __kernfs_new_node+0xd2/0x680 [ 637.834930] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 637.839669] ? __mutex_unlock_slowpath+0xea/0x610 [ 637.844509] ? wait_for_completion_io+0x10/0x10 [ 637.849200] ? kernfs_next_descendant_post+0x19c/0x290 [ 637.854493] kernfs_new_node+0x92/0x120 [ 637.858466] __kernfs_create_file+0x51/0x340 [ 637.862908] sysfs_add_file_mode_ns+0x226/0x540 [ 637.867575] internal_create_group+0x355/0xb20 [ 637.872158] ? sysfs_remove_link_from_group+0x70/0x70 [ 637.877342] ? lock_downgrade+0x720/0x720 [ 637.881501] lo_ioctl+0xf7c/0x20e0 [ 637.885035] ? loop_set_status64+0x110/0x110 [ 637.889529] blkdev_ioctl+0x5cb/0x1a80 [ 637.893414] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 637.898770] ? blkpg_ioctl+0x9d0/0x9d0 [ 637.902655] ? perf_trace_lock_acquire+0x530/0x530 [ 637.907581] ? perf_trace_lock+0xe2/0x4b0 [ 637.911733] ? perf_trace_lock_acquire+0x530/0x530 [ 637.916757] ? lock_downgrade+0x720/0x720 [ 637.920899] block_ioctl+0xe9/0x130 [ 637.924530] ? blkdev_fallocate+0x3f0/0x3f0 [ 637.928839] do_vfs_ioctl+0xcdb/0x12e0 [ 637.932738] ? lock_downgrade+0x720/0x720 [ 637.936892] ? check_preemption_disabled+0x41/0x280 [ 637.941906] ? ioctl_preallocate+0x200/0x200 [ 637.946341] ? __fget+0x356/0x510 [ 637.949940] ? do_dup2+0x450/0x450 [ 637.953483] ? do_sys_open+0x2bf/0x520 [ 637.957375] ksys_ioctl+0x9b/0xc0 [ 637.960831] __x64_sys_ioctl+0x6f/0xb0 [ 637.964732] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 637.969300] do_syscall_64+0xf9/0x620 [ 637.973103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 637.978286] RIP: 0033:0x7f250541b7f7 [ 637.981989] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 638.000893] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 638.008616] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 638.015873] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 638.023137] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 638.030398] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 638.037667] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:01 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x14dd160a, 0x77167008}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f00000001c0)='./file0\x00', 0x8, 0x1, &(0x7f0000000200)=[{&(0x7f00000006c0)="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", 0x1000, 0x62}], 0x1808c61, &(0x7f0000000280)={[{'msdos\x00'}], [{@dont_measure}]}) gettid() [ 638.082410] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:01 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6a01, &(0x7f0000000200)) 19:03:01 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfdef, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:01 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 20) 19:03:01 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @loopback, @dev, 0x0, 0x6, 0x0, 0x0, 0x24, 0x20c200a2, r4}) [ 638.375446] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 638.494254] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:01 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x20000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 638.715469] FAULT_INJECTION: forcing a failure. [ 638.715469] name failslab, interval 1, probability 0, space 0, times 0 [ 638.755390] CPU: 1 PID: 2630 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 638.763215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 638.772572] Call Trace: [ 638.775188] dump_stack+0x1fc/0x2ef [ 638.778827] should_fail.cold+0xa/0xf [ 638.782641] ? setup_fault_attr+0x200/0x200 [ 638.786961] ? lock_acquire+0x170/0x3c0 [ 638.790936] __should_failslab+0x115/0x180 [ 638.795172] should_failslab+0x5/0x10 [ 638.798962] __kmalloc+0x2ab/0x3c0 [ 638.802484] ? kobject_get_path+0xbf/0x240 [ 638.806701] kobject_get_path+0xbf/0x240 [ 638.810761] kobject_uevent_env+0x25c/0x1480 [ 638.815206] lo_ioctl+0xff9/0x20e0 [ 638.818742] ? loop_set_status64+0x110/0x110 [ 638.823134] blkdev_ioctl+0x5cb/0x1a80 [ 638.827111] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 638.832475] ? blkpg_ioctl+0x9d0/0x9d0 [ 638.836356] ? perf_trace_lock_acquire+0x530/0x530 [ 638.841274] ? perf_trace_lock+0xe2/0x4b0 [ 638.845410] ? perf_trace_lock_acquire+0x530/0x530 [ 638.850434] ? lock_downgrade+0x720/0x720 [ 638.854590] block_ioctl+0xe9/0x130 [ 638.858220] ? blkdev_fallocate+0x3f0/0x3f0 [ 638.862535] do_vfs_ioctl+0xcdb/0x12e0 [ 638.866410] ? lock_downgrade+0x720/0x720 [ 638.870567] ? check_preemption_disabled+0x41/0x280 [ 638.875586] ? ioctl_preallocate+0x200/0x200 [ 638.879993] ? __fget+0x356/0x510 [ 638.883472] ? do_dup2+0x450/0x450 [ 638.887000] ? do_sys_open+0x2bf/0x520 [ 638.890887] ksys_ioctl+0x9b/0xc0 [ 638.894350] __x64_sys_ioctl+0x6f/0xb0 [ 638.898228] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 638.902792] do_syscall_64+0xf9/0x620 [ 638.906577] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 638.911753] RIP: 0033:0x7f250541b7f7 [ 638.915463] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 638.934363] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 638.942069] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 638.949321] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 638.956576] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 19:03:01 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:01 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6b00, &(0x7f0000000200)) 19:03:01 executing program 5: getpid() r0 = getpgrp(0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000001c0)=0x0) ptrace$setopts(0x4200, r1, 0x80000000, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x2}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="0017d50000"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) pread64(0xffffffffffffffff, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000800)={0x1, 0x80, 0x81, 0x40, 0xf9, 0x0, 0x0, 0x0, 0x62000, 0x6, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x80000000, 0x0, @perf_config_ext={0x1, 0x2}, 0x144, 0xfff, 0x1, 0x9, 0xfff, 0x6, 0x1000, 0x0, 0x0, 0x0, 0x20}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) execve(&(0x7f0000000200)='./file0\x00', &(0x7f0000000500)=[&(0x7f00000002c0)='\xff\xff', &(0x7f0000000300)='@[#{}\'^\x00', &(0x7f0000000340)='}\\\x00', &(0x7f00000003c0)='\x00', &(0x7f0000000400)='&#\x00', &(0x7f0000000440)='\x00', &(0x7f0000000480)='\x00'], &(0x7f0000000780)=[&(0x7f0000000540)='msdos\x00', &(0x7f0000000580)='\xff\xff', &(0x7f00000005c0)='#}\'$\\-.-\\#^%-\x00', &(0x7f0000000600)='$*#{\x00', &(0x7f0000000640)='\x00', &(0x7f0000000680)='\xff\xff', &(0x7f00000006c0)='-\x00', &(0x7f0000000700)='\x00', &(0x7f0000000740)='\xff\xff']) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000100)=0x0) sched_setattr(r0, &(0x7f0000000180)={0x38, 0x2, 0x10000030, 0x4, 0x800, 0x5, 0xbe, 0x7, 0x7, 0x9ea}, 0x0) ioctl$BINDER_GET_FROZEN_INFO(0xffffffffffffffff, 0xc00c620f, &(0x7f0000000140)={r3}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) getpeername$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r7}) [ 638.963835] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 638.971095] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:02 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x200000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:02 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 21) 19:03:02 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) rmdir(&(0x7f0000000100)='./file0\x00') r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) [ 639.166929] FAULT_INJECTION: forcing a failure. [ 639.166929] name failslab, interval 1, probability 0, space 0, times 0 [ 639.181433] CPU: 0 PID: 2653 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 639.189257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 639.198608] Call Trace: [ 639.201199] dump_stack+0x1fc/0x2ef [ 639.204838] should_fail.cold+0xa/0xf [ 639.208656] ? setup_fault_attr+0x200/0x200 [ 639.212978] ? lock_acquire+0x170/0x3c0 [ 639.216944] ? dev_uevent_filter+0xd0/0xd0 [ 639.221163] __should_failslab+0x115/0x180 [ 639.225384] should_failslab+0x5/0x10 [ 639.229167] kmem_cache_alloc_trace+0x284/0x380 [ 639.233834] ? dev_uevent_filter+0xd0/0xd0 [ 639.238065] kobject_uevent_env+0x236/0x1480 [ 639.242485] lo_ioctl+0xff9/0x20e0 [ 639.246025] ? loop_set_status64+0x110/0x110 [ 639.250419] blkdev_ioctl+0x5cb/0x1a80 [ 639.254291] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 639.259641] ? blkpg_ioctl+0x9d0/0x9d0 [ 639.263515] ? perf_trace_lock_acquire+0x530/0x530 [ 639.268472] ? perf_trace_lock+0xe2/0x4b0 [ 639.272625] ? perf_trace_lock_acquire+0x530/0x530 [ 639.277567] ? lock_downgrade+0x720/0x720 [ 639.281698] block_ioctl+0xe9/0x130 [ 639.285311] ? blkdev_fallocate+0x3f0/0x3f0 [ 639.289615] do_vfs_ioctl+0xcdb/0x12e0 [ 639.293489] ? lock_downgrade+0x720/0x720 [ 639.297621] ? check_preemption_disabled+0x41/0x280 [ 639.302620] ? ioctl_preallocate+0x200/0x200 [ 639.307030] ? __fget+0x356/0x510 [ 639.310495] ? do_dup2+0x450/0x450 [ 639.314036] ? do_sys_open+0x2bf/0x520 [ 639.317913] ksys_ioctl+0x9b/0xc0 [ 639.321452] __x64_sys_ioctl+0x6f/0xb0 [ 639.325345] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 639.329914] do_syscall_64+0xf9/0x620 [ 639.333705] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 639.338877] RIP: 0033:0x7f250541b7f7 [ 639.342578] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 639.361466] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 639.369159] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 639.376419] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 639.383681] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 639.390942] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 639.398200] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:02 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) dup3(r3, r3, 0x0) 19:03:02 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6b01, &(0x7f0000000200)) 19:03:02 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:02 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 22) 19:03:02 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r1, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0xfd, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000}, 0x0, 0xffffffffffffffff, r1, 0x1) r2 = fork() getpgrp(r2) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 639.651439] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:02 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 639.706282] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:02 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6c00, &(0x7f0000000200)) [ 639.779534] FAULT_INJECTION: forcing a failure. [ 639.779534] name failslab, interval 1, probability 0, space 0, times 0 [ 639.805166] CPU: 0 PID: 2671 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 639.813087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 639.822431] Call Trace: [ 639.825020] dump_stack+0x1fc/0x2ef [ 639.828690] should_fail.cold+0xa/0xf [ 639.832497] ? setup_fault_attr+0x200/0x200 [ 639.836830] ? lock_acquire+0x170/0x3c0 [ 639.840792] __should_failslab+0x115/0x180 [ 639.845013] should_failslab+0x5/0x10 [ 639.848812] kmem_cache_alloc_node+0x245/0x3b0 [ 639.853382] __alloc_skb+0x71/0x560 [ 639.857014] alloc_uevent_skb+0x7b/0x210 [ 639.861083] kobject_uevent_env+0xa90/0x1480 [ 639.865505] lo_ioctl+0xff9/0x20e0 [ 639.869078] ? loop_set_status64+0x110/0x110 [ 639.873476] blkdev_ioctl+0x5cb/0x1a80 [ 639.877350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 639.882698] ? blkpg_ioctl+0x9d0/0x9d0 [ 639.886580] ? perf_trace_lock_acquire+0x530/0x530 [ 639.891493] ? perf_trace_lock+0xe2/0x4b0 [ 639.895629] ? perf_trace_lock_acquire+0x530/0x530 [ 639.900545] ? lock_downgrade+0x720/0x720 [ 639.904677] block_ioctl+0xe9/0x130 [ 639.908288] ? blkdev_fallocate+0x3f0/0x3f0 [ 639.912592] do_vfs_ioctl+0xcdb/0x12e0 [ 639.916467] ? lock_downgrade+0x720/0x720 [ 639.920614] ? check_preemption_disabled+0x41/0x280 [ 639.925613] ? ioctl_preallocate+0x200/0x200 [ 639.930036] ? __fget+0x356/0x510 [ 639.933484] ? do_dup2+0x450/0x450 [ 639.937008] ? do_sys_open+0x2bf/0x520 [ 639.940908] ksys_ioctl+0x9b/0xc0 [ 639.944347] __x64_sys_ioctl+0x6f/0xb0 [ 639.948222] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 639.952793] do_syscall_64+0xf9/0x620 [ 639.956608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 639.961805] RIP: 0033:0x7f250541b7f7 [ 639.965505] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 639.984392] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 639.992205] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 639.999462] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 640.006846] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 640.014114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 640.021375] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:03 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 640.085203] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:03 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 23) 19:03:03 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB="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"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYBLOB="3000000024001d0f3a61aa51acb1d59e1a43ca38", @ANYRES32=r4, @ANYBLOB="00000000f1ffffff000000000b000100636c73616374"], 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000940)=@delchain={0x24, 0x24, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xfff3, 0xffff}}}, 0x24}}, 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@mcast2, @ipv4={'\x00', '\xff\xff', @local}, @rand_addr=' \x01\x00', 0x0, 0x6, 0x0, 0x0, 0x1f, 0x20c200b2, r4}) r5 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) getpeername$packet(r7, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r8}) 19:03:03 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 640.251816] FAULT_INJECTION: forcing a failure. [ 640.251816] name failslab, interval 1, probability 0, space 0, times 0 [ 640.276602] CPU: 0 PID: 2710 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 640.284439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.293796] Call Trace: [ 640.296414] dump_stack+0x1fc/0x2ef [ 640.300055] should_fail.cold+0xa/0xf [ 640.303868] ? setup_fault_attr+0x200/0x200 [ 640.308316] ? lock_acquire+0x170/0x3c0 [ 640.312285] __should_failslab+0x115/0x180 [ 640.316513] should_failslab+0x5/0x10 [ 640.320306] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 640.325406] __kmalloc_node_track_caller+0x38/0x70 [ 640.330326] __alloc_skb+0xae/0x560 [ 640.333946] alloc_uevent_skb+0x7b/0x210 [ 640.337997] kobject_uevent_env+0xa90/0x1480 [ 640.342415] lo_ioctl+0xff9/0x20e0 [ 640.345964] ? loop_set_status64+0x110/0x110 [ 640.350377] blkdev_ioctl+0x5cb/0x1a80 [ 640.354262] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 640.359620] ? blkpg_ioctl+0x9d0/0x9d0 [ 640.363495] ? perf_trace_lock_acquire+0x530/0x530 [ 640.368446] ? perf_trace_lock+0xe2/0x4b0 [ 640.372595] ? perf_trace_lock_acquire+0x530/0x530 [ 640.377529] ? lock_downgrade+0x720/0x720 [ 640.381665] block_ioctl+0xe9/0x130 [ 640.385279] ? blkdev_fallocate+0x3f0/0x3f0 [ 640.389697] do_vfs_ioctl+0xcdb/0x12e0 [ 640.393584] ? lock_downgrade+0x720/0x720 [ 640.397720] ? check_preemption_disabled+0x41/0x280 [ 640.402760] ? ioctl_preallocate+0x200/0x200 [ 640.407167] ? __fget+0x356/0x510 [ 640.410618] ? do_dup2+0x450/0x450 [ 640.414155] ? do_sys_open+0x2bf/0x520 [ 640.418071] ksys_ioctl+0x9b/0xc0 [ 640.421606] __x64_sys_ioctl+0x6f/0xb0 [ 640.425492] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 640.430066] do_syscall_64+0xf9/0x620 [ 640.433859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 640.439042] RIP: 0033:0x7f250541b7f7 [ 640.442760] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 640.461650] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 640.469345] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 640.476600] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 640.483948] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 640.491199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 19:03:03 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="54e8c0fb11210300f26b00"]) sched_setparam(r0, &(0x7f00000001c0)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) r2 = gettid() process_vm_writev(r2, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) sched_getaffinity(r2, 0x8, &(0x7f0000000180)) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() gettid() 19:03:03 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6c01, &(0x7f0000000200)) [ 640.498452] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 [ 640.526128] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 19:03:03 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x4000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:03 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 24) [ 640.633846] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 640.753574] FAULT_INJECTION: forcing a failure. [ 640.753574] name failslab, interval 1, probability 0, space 0, times 0 [ 640.786258] CPU: 0 PID: 2742 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 640.794082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.803444] Call Trace: [ 640.806047] dump_stack+0x1fc/0x2ef [ 640.809690] should_fail.cold+0xa/0xf [ 640.813502] ? setup_fault_attr+0x200/0x200 [ 640.817833] ? lock_acquire+0x170/0x3c0 [ 640.821820] __should_failslab+0x115/0x180 [ 640.826062] should_failslab+0x5/0x10 [ 640.829869] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 640.834986] __kmalloc_node_track_caller+0x38/0x70 [ 640.839928] __alloc_skb+0xae/0x560 [ 640.843568] alloc_uevent_skb+0x7b/0x210 [ 640.847631] kobject_uevent_env+0xa90/0x1480 [ 640.852054] lo_ioctl+0xff9/0x20e0 [ 640.855607] ? loop_set_status64+0x110/0x110 [ 640.860024] blkdev_ioctl+0x5cb/0x1a80 [ 640.863912] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 640.869269] ? blkpg_ioctl+0x9d0/0x9d0 [ 640.873178] ? perf_trace_lock_acquire+0x530/0x530 [ 640.878098] ? perf_trace_lock+0xe2/0x4b0 [ 640.882242] ? perf_trace_lock_acquire+0x530/0x530 [ 640.887161] ? lock_downgrade+0x720/0x720 [ 640.891302] block_ioctl+0xe9/0x130 [ 640.894911] ? blkdev_fallocate+0x3f0/0x3f0 [ 640.899217] do_vfs_ioctl+0xcdb/0x12e0 [ 640.903096] ? lock_downgrade+0x720/0x720 [ 640.907254] ? check_preemption_disabled+0x41/0x280 [ 640.912261] ? ioctl_preallocate+0x200/0x200 [ 640.916670] ? __fget+0x356/0x510 [ 640.920121] ? do_dup2+0x450/0x450 [ 640.923646] ? do_sys_open+0x2bf/0x520 [ 640.927523] ksys_ioctl+0x9b/0xc0 [ 640.930967] __x64_sys_ioctl+0x6f/0xb0 [ 640.934856] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 640.939511] do_syscall_64+0xf9/0x620 [ 640.943299] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 640.948472] RIP: 0033:0x7f250541b7f7 [ 640.952169] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 640.971583] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 640.979298] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 640.986564] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 640.993823] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 19:03:03 executing program 5: r0 = getpid() r1 = getpgrp(0x0) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) r4 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r5 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r8, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r9 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f000000ef00), 0x8200, 0x0) r10 = epoll_create1(0x80000) r11 = gettid() process_vm_writev(r11, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) recvmmsg$unix(r6, &(0x7f0000014c40)=[{{&(0x7f000000f540), 0x6e, &(0x7f000000fa80)=[{&(0x7f000000f5c0)=""/147, 0x93}, {&(0x7f000000f680)=""/3, 0x3}, {&(0x7f000000f6c0)=""/218, 0xda}, {&(0x7f000000f7c0)=""/185, 0xb9}, {&(0x7f000000f880)=""/214, 0xd6}, {&(0x7f000000f980)=""/240, 0xf0}], 0x6, &(0x7f000000fb00)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x150}}, {{&(0x7f000000fc80)=@abs, 0x6e, &(0x7f0000010dc0)=[{&(0x7f000000fd00)=""/63, 0x3f}, {&(0x7f000000fd40)=""/44, 0x2c}, {&(0x7f000000fd80)=""/15, 0xf}, {&(0x7f000000fdc0)=""/4096, 0x1000}], 0x4}}, {{&(0x7f0000010e00)=@abs, 0x6e, &(0x7f0000011180)=[{&(0x7f0000010e80)=""/118, 0x76}, {&(0x7f0000010f00)=""/9, 0x9}, {&(0x7f0000010f40)=""/93, 0x5d}, {&(0x7f0000010fc0)=""/239, 0xef}, {&(0x7f00000110c0)=""/149, 0x95}], 0x5, &(0x7f0000011200)=[@cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x38}}, {{&(0x7f0000011240), 0x6e, &(0x7f0000011740)=[{&(0x7f00000112c0)=""/28, 0x1c}, {&(0x7f0000011300)=""/129, 0x81}, {&(0x7f00000113c0)=""/92, 0x5c}, {&(0x7f0000011440)=""/198, 0xc6}, {&(0x7f0000011540)=""/155, 0x9b}, {&(0x7f0000011600)=""/106, 0x6a}, {&(0x7f0000011680)=""/181, 0xb5}], 0x7, &(0x7f00000117c0)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0xd0}}, {{0x0, 0x0, &(0x7f0000011ac0)=[{&(0x7f00000118c0)=""/93, 0x5d}, {&(0x7f0000011940)=""/53, 0x35}, {&(0x7f0000011980)=""/31, 0x1f}, {&(0x7f00000119c0)=""/74, 0x4a}, {&(0x7f0000011a40)=""/107, 0x6b}], 0x5, &(0x7f0000011b40)=ANY=[@ANYBLOB="bf", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00'], 0x70}}, {{&(0x7f0000011bc0)=@abs, 0x6e, &(0x7f0000012300)=[{&(0x7f0000011c40)=""/206, 0xce}, {&(0x7f0000011d40)=""/8, 0x8}, {&(0x7f0000011d80)=""/129, 0x81}, {&(0x7f0000011e40)=""/240, 0xf0}, {&(0x7f0000011f40)=""/29, 0x1d}, {&(0x7f0000011f80)=""/130, 0x82}, {&(0x7f0000012040)=""/136, 0x88}, {&(0x7f0000012100)=""/234, 0xea}, {&(0x7f0000012200)=""/207, 0xcf}], 0x9, &(0x7f00000123c0)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0x0}}}, @cred={{0x1c}}], 0xe0}}, {{&(0x7f00000124c0), 0x6e, &(0x7f0000014b00)=[{&(0x7f0000012540)=""/111, 0x6f}, {&(0x7f00000125c0)=""/24, 0x18}, {&(0x7f0000012600)=""/37, 0x25}, {&(0x7f0000012640)=""/248, 0xf8}, {&(0x7f0000012740)=""/226, 0xe2}, {&(0x7f0000012840)=""/235, 0xeb}, {&(0x7f0000012940)=""/4096, 0x1000}, {&(0x7f0000013940)=""/4096, 0x1000}, {&(0x7f0000014940)=""/168, 0xa8}, {&(0x7f0000014a00)=""/209, 0xd1}], 0xa, &(0x7f0000014bc0)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x50}}], 0x7, 0x0, 0x0) sendmmsg$unix(r6, &(0x7f0000014e40)=[{{&(0x7f0000000100)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000500)="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0x1000}, {&(0x7f0000000180)="bca162b312f7", 0x6}, {&(0x7f00000001c0)="fcd9a7daeebccd3ab4771fdce9283d127f291c9584374499bf71", 0x1a}, {&(0x7f00000002c0)="4994ca3ec2a4f0b7bacc37a72bff91cf2fb7fe1abd293fafe4a5b59f2baf5741c05d537c4ed6cae4980675c61644649ec23117e1600c5e283ee7479f3b95c7101c0c4778e2f2dddf88fc644a5b6b5da929bbfe676a9159c3b76cb0ef960679b40a1b9758b0167aeee21d161bbcdb8c4d46977fbbd2dad66592d05b8084", 0x7d}], 0x4, &(0x7f0000001600)=[@rights={{0x10}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee01}}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00}}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r5, 0xffffffffffffffff]}}], 0xd0, 0x800}}, {{&(0x7f0000001700)=@abs={0x1, 0x0, 0x4e20}, 0x6e, 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[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r6, r3, r5, r6, 0xffffffffffffffff]}}], 0x78, 0x800}}, {{&(0x7f000000d5c0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f000000d800)=[{&(0x7f000000d640)="294e319957674bd84d0f1cdb20ef05b2a98bf9b91e8ec05063d6fb78dc92253851f0fcb6dbcfaac0e08f6c6506f25065422ae1d5b22aae60fdaa17a4e9f46390dd4b432ff352f72161104592ebb2cde9090232b8fd774bd449a585ca41aa3f993f602317b31e335630919aadc084c71ed1676e64950e484ec030fa7011d76b5677551b8af2a406f0a4914d4201d6848cf2d4d48f21b8a38cc06a530bae3d24512f552bbb8eadcec103b46bc25f24680027c19faa45321f829140c71808b86f266fc9a850cd4430bbb27780b8ff5564f176d5b1", 0xd3}, {&(0x7f000000d740)="39adda5bd27f2f7392b9a31729799e9dd54115091360afb47039", 0x1a}, {&(0x7f000000d780)="4c4e213f6c5f9d8811b587c055692e525948601f55ed95bd10b7c261e54c9cb07cb49978da5cd607f67396f654f6c30208", 0x31}, {&(0x7f000000d7c0)}], 0x4, 0x0, 0x0, 0x48885}}, {{&(0x7f000000d840)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f000000ebc0)=[{0xfffffffffffffffc}, 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{&(0x7f000000db00)="c1684b8039c81d422a103d9bfc42f2b7430c58775c1e14370e7f6e22d67b15d1c061116be6a3f06e7c72a4a6d63633c7ec78e32027aaa98282944c7a996361eb96511158685b768d57982776597edf834e2bea85d209021da216e1c2", 0x5c}, {&(0x7f000000db80)="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0x1000}, {&(0x7f000000eb80)="452c8dfc7df0bc42d88396b539aacf5456237d8c78891bff968535dde70a4c91c698c033b6e735dc49b569c0d607109c3a60d6db3676fcc034e3fcb0", 0x3c}], 0x8, &(0x7f000000ec40)=[@rights={{0x14, 0x1, 0x1, [r4]}}, @cred={{0x1c, 0x1, 0x2, {r0, 0x0, 0xee00}}}, @rights={{0x1c, 0x1, 0x1, [r4, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee00}}}], 0x98, 0x20000000}}, {{&(0x7f000000ed00)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f000000eec0)=[{&(0x7f000000ed80)="b4163a6cecf6b9627eac5b8946202d468d4ead55f61625deb766baebe9e92ba6195c2697051d18df8f620d9e77728b42a48b3e69a748986af3faf26aec159a390d1b845e3d616e92623a4e2f1d0570e19bb2076a05b5af6a78c4f57d9802af4eff9675928c26214417997300adaea7bb8eec14c1f1704d8ac533ab01b147b894c5964223a7d101785d3c44e46aee2d02bb56dfe61b912052e8ba4f5e2874c1206ab80f1c91e4cc0f17c14d346564a216f237be05acb1224362cac3ec2173df", 0xbf}, {&(0x7f000000ee40)="ef63e5ad40617b29f931e878f92bf68dce76c85b34ad5fc3b848a6f1491245ec739d9190aafcc026f46bc030b9f871f5aa0f8650807f15703add2143f1ec8c1b69b454c6c9021fe3dc44b2e1af2eff763f0e25851e173607840c5dc3e4c82b6f", 0x60}], 0x2, &(0x7f000000ef40)=[@rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x30, 0x1, 0x1, [r8, r9, r6, r4, r10, r4, r6, r4]}}, @cred={{0x1c, 0x1, 0x2, {r11, 0xee00, 0xffffffffffffffff}}}, @rights={{0x20, 0x1, 0x1, [r2, r3, r3, r7]}}], 0xa8, 0x4048000}}, {{&(0x7f000000f000)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f000000f4c0)=[{&(0x7f000000f080)="72f80d9bc766678c316ae25c319290749f829b34cdd0fc0f83d51b3d20ba84d3d52d0ad7bfee2a4babf133b45d0f00859289620b9b793ee603dbc525527d54dafa253f6b5a30ceeac228905d58ffc9c1e0703d36e067b484d1aec4a339fda36c4235", 0x62}, {&(0x7f000000f100)="358bb7dc6871d449c213b676b1b5eab1c2e0f2c8eb9ee27c4d3ebaa8930f3b1284572b043817e1b5181078b3328dd801559ede3d0817615c51742d68431a7555f3de2d471c9a764cdb71b1a8f1dbd88932e519061cf039de2ab7a472746e4357fde8f3095f02c525d89cb35973d8dfd1d40b8d3b83d905225b703211c8", 0x7d}, {&(0x7f000000f180)="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", 0xfb}, {&(0x7f000000f280)="faac3634003c4da9d30fdd1c0f2e03530447e7f889d936546ef80cb3165cfac1e8f3e28dc5a5f9b0e32733d1780d24598d372b3d479e32bd900cf92671688f44c0aa94051b89a1d6a7afdf35c204c9c440dcac35da5278a9ae8dd7889b6b206c9673b348b2c0655ce90a64334e61e31e3eb31852d1", 0x75}, {&(0x7f000000f300)="2854a10e", 0x4}, {&(0x7f000000f340)="cc40cc88c54923e6cbe241558a4e800be18070e156ce4f44c883b703a6dcc252e2b4137a0bcded4946df5ecd9eb33460ef31cf11fa944d4448f43e560799e6b818a2f089d66c8e3d2ea8483d5059e99054c9a748f927fb8ca7d1a9fd8a2f0e18311a9e09a32b9587a391cfa3ee9808c45f82a6a5e62f29d1aa1058d1301c50116090c4da2fe0dcbf387fa337e4a7d5", 0x8f}, {&(0x7f000000f400)="504b15710953af0624840b84534878a8f726143fa674aca14a69bd5c0738d34b1ad8fc94e196338e0dded744ec7b68b18b1f1e47a6a1f8e269a9ac7fe5416e1695b621419e62a7f8032011478a1223c0b9d2b96577b2d8f2477569915ae6c0747b4ea4880bf8c934baa5734128a1085df4984c928a3eaa", 0x77}, {&(0x7f000000f480)="bd328e7fa2c129c2a6f0892e836b24ac32be532d6c79a5b9a6476e334e1362ee395600771f9f27f6b70d7582ddf6e79aec33d7ebf5d8e79f832f4a6b", 0x3c}], 0x8, &(0x7f0000014e00)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xffffffffffffffff, r12}}}], 0x20, 0x4000000}}], 0x8, 0x80) r13 = dup(r7) getpeername$packet(r13, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r14}) 19:03:03 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6d00, &(0x7f0000000200)) 19:03:03 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 641.001077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 641.008339] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:04 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 25) 19:03:04 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x6000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 641.211906] FAT-fs (loop1): Unrecognized mount option "T!" or missing value 19:03:04 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6d01, &(0x7f0000000200)) [ 641.322736] FAULT_INJECTION: forcing a failure. [ 641.322736] name failslab, interval 1, probability 0, space 0, times 0 [ 641.344314] CPU: 1 PID: 2770 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 641.352232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 641.361767] Call Trace: [ 641.364361] dump_stack+0x1fc/0x2ef [ 641.367979] should_fail.cold+0xa/0xf [ 641.371781] ? setup_fault_attr+0x200/0x200 [ 641.376106] ? lock_acquire+0x170/0x3c0 [ 641.380104] __should_failslab+0x115/0x180 [ 641.384523] should_failslab+0x5/0x10 [ 641.388323] kmem_cache_alloc_trace+0x284/0x380 [ 641.392987] ? wait_for_completion_io+0x10/0x10 [ 641.397665] ? kobj_ns_initial+0x90/0x90 [ 641.401738] call_usermodehelper_setup+0x84/0x300 [ 641.406637] kobject_uevent_env+0xe83/0x1480 [ 641.411061] lo_ioctl+0xff9/0x20e0 [ 641.414618] ? loop_set_status64+0x110/0x110 [ 641.419015] blkdev_ioctl+0x5cb/0x1a80 [ 641.422902] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 641.428260] ? blkpg_ioctl+0x9d0/0x9d0 [ 641.432147] ? perf_trace_lock_acquire+0x530/0x530 [ 641.437077] ? perf_trace_lock+0xe2/0x4b0 [ 641.441232] ? perf_trace_lock_acquire+0x530/0x530 [ 641.446161] ? lock_downgrade+0x720/0x720 [ 641.450300] block_ioctl+0xe9/0x130 [ 641.453920] ? blkdev_fallocate+0x3f0/0x3f0 [ 641.458231] do_vfs_ioctl+0xcdb/0x12e0 [ 641.462117] ? lock_downgrade+0x720/0x720 [ 641.466257] ? check_preemption_disabled+0x41/0x280 [ 641.471268] ? ioctl_preallocate+0x200/0x200 [ 641.475687] ? __fget+0x356/0x510 [ 641.479124] ? do_dup2+0x450/0x450 [ 641.482658] ? do_sys_open+0x2bf/0x520 [ 641.486560] ksys_ioctl+0x9b/0xc0 [ 641.489997] __x64_sys_ioctl+0x6f/0xb0 [ 641.493865] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 641.498431] do_syscall_64+0xf9/0x620 [ 641.502232] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 641.507412] RIP: 0033:0x7f250541b7f7 [ 641.511114] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 04 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 641.530281] RSP: 002b:00007f2502990f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 641.537983] RAX: ffffffffffffffda RBX: 00007f2505465970 RCX: 00007f250541b7f7 [ 641.545235] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 641.552488] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 641.559740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 19:03:04 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 641.567007] R13: 0000000000000004 R14: 00000000200009d8 R15: 0000000000000001 19:03:04 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 26) [ 641.900529] FAULT_INJECTION: forcing a failure. [ 641.900529] name failslab, interval 1, probability 0, space 0, times 0 [ 641.943613] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 641.979661] CPU: 1 PID: 2789 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 641.987506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 641.996869] Call Trace: [ 641.999477] dump_stack+0x1fc/0x2ef [ 642.003119] should_fail.cold+0xa/0xf [ 642.006931] ? setup_fault_attr+0x200/0x200 [ 642.011266] ? lock_acquire+0x170/0x3c0 [ 642.015376] __should_failslab+0x115/0x180 [ 642.019621] should_failslab+0x5/0x10 [ 642.023421] kmem_cache_alloc+0x277/0x370 [ 642.027575] getname_flags+0xce/0x590 [ 642.031386] do_mkdirat+0x8d/0x2d0 [ 642.034934] ? __ia32_sys_mknod+0x120/0x120 [ 642.039267] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 642.044723] ? trace_hardirqs_off_caller+0x6e/0x210 [ 642.049746] ? do_syscall_64+0x21/0x620 [ 642.053729] do_syscall_64+0xf9/0x620 [ 642.057536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 642.062725] RIP: 0033:0x7f250541ab47 [ 642.066439] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.085342] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 19:03:04 executing program 1: getsockopt(0xffffffffffffffff, 0x3, 0x3, &(0x7f00000001c0), &(0x7f0000000200)) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="81"]) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) openat(r2, &(0x7f0000000180)='./file0\x00', 0x64a501, 0xc0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:05 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xb000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:05 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6e00, &(0x7f0000000200)) [ 642.093061] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 642.100341] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 642.107622] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 642.114898] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 642.122174] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:05 executing program 5: r0 = getpid() r1 = getpgrp(0x0) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) r4 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0xa0c200a6}) r5 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f000000cac0), 0x2100, 0x0) r9 = socket$l2tp6(0xa, 0x2, 0x73) getsockopt$inet6_buf(r9, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r10 = dup2(r7, r4) r11 = open(0x0, 0x0, 0x26) getsockopt$sock_cred(r11, 0x1, 0x11, &(0x7f0000000200)={0x0, 0x0, 0x0}, &(0x7f00000002c0)=0xc) keyctl$get_persistent(0x16, r12, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000cc00)=[{{0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000100)="51e0c604c991315bc23d26b141ff0785f998359eecebc9fb81c5e5479f86d6f0cf563406210161d18c66613bc0b03e4e5a3be1a48288c3860e92bcf10207486c6c3abc5792fe5e67e98c539cf5e0b54be9cf3fd00afcce33bb5fa679868bbd2b3960037293672fe8d60377707c923959d8525ba1f949abd8271bde400bab98", 0x7f}, {&(0x7f0000000180)="547ce38b37e188e0f8f8b36f3c05258dce5c11f01f531e413dccfcc0e2ac5ff457e041b8bb56c9ad6992db92451145dc7a0798ea3a62c35ac1af2e46b48e452e62a18dcc45bbde47b4f40275e0fcdece2a", 0x51}, {&(0x7f00000002c0)="4245b788c8c116d00e935f0f4dce59d9811c18cbe52fb50d08d2924626217d35f8549a48fc0680f2f24318589a817a6ff7bce51005f22eff88232a422fb28167ab64f2fa558d030d91b3c2f02bdf6786bde478ef05c2f8cb8e83ffec066bcbe1b152bd32fe3eb162af47726b9882ad", 0x6f}, {&(0x7f00000003c0)="1b53e5e700f0898545d8fb89296b1bf7a66ba481f96a827b506a6a183975b8b9e922226d17f7b7dc7a98ac9376eea34a35a0bad4ffc5c7f02ff8819bebd7601780d97771dcd7cc690925dc1a07ff59eb3890f4437a6f4b2d6db1ab4ec2931f5fdc50212791448f990252a37da114f809acf88a98243c68775b9f4bb18fb05883879eefba6f4529907930b80718fad9d70f4ff02b66d4e0c857f9b779937198eb36f2f949f96664c62e0cc285e6ee7a6bdeba1d49f25b2e381a", 0xb9}], 0x4, &(0x7f0000000540)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, r13}}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r6, 0xffffffffffffffff]}}], 0x40, 0x48005}}, {{&(0x7f0000000580)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000002880)=[{&(0x7f0000000600)="38a3c57c6f19666643788c2dea232fba34fcac82b54b91c6dabe82c9a8b34e70c9fa05c436e4d1fdce0d2369072a5d9541c9b74044fb3a88809f65dffa65075053e2cdac", 0x44}, {&(0x7f0000000680)="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0x1000}, {&(0x7f0000001680)="9d7afe8f5c8e7ed2f4e76b07a586458447cd6900ee7a000c80ab95cfdba8c7595c5d9e094c9a96b2ba07ffe62ff80065f78e3cc36e4e24d90891d82997b765395ef9d2378facaa68c0", 0x49}, 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0xffffffffffffffff, r7, 0xffffffffffffffff, r5]}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [r7]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xf0, 0x40000}}, {{0x0, 0x0, &(0x7f0000002f80)=[{&(0x7f0000002bc0)="a8cef38b", 0x4}, {&(0x7f0000002c00)="8a0a4cddd7083ccb48764576d60085522577e6f12162c450c0abbe84a82cfd0d3939ac378859eff5d711f34b27468a51314a158f8433c1a98afc8916f5f96fdda05cc89037a4429371d6415e027c539684f038d7b982f6f7abbb1a8b3cf481b6dedde8eac25d79933b23a47d29e50c04", 0x70}, {&(0x7f0000002c80)="8031b4549c2c14770701376d992ac2af6fc04e857b6aecb0601fa7922ab134b8010f736aa93bccaf15f02abc918bbf98f0095718", 0x34}, {&(0x7f0000002cc0)="fa241330625d5428e32730e9495ffa929c48ab7a95447c5b2dce0d145280ac99bc197643d86278984c051daa1230cab3dccadfb09a755ac3ac5b7b968e779679a9c30a59959e1da2a721762f00f46b9c36bc6d6024c87a02dec46b99b1fe83939a42759f037e408e5d93f761d771151b911ea4d91ea73e5565b40663407de96a9d511f2d39f8e955e3da7db2638d81207649438dee1020e869de82e1bad9427b9f8b68ec9cb3fb2d8d71089863769d07f69083ae", 0xb4}, {&(0x7f0000002d80)="05f44601bae6b09f97cdee981df48e3fb2499c703f90beaf02fd9c1e89ae45245d3a0fd4dadf912e1bf1ebf292cae7864dd8ee24c8b41ec896def5f52f2f68b29f52dcfa946d6ef6f967dd785f64a371263ca71a41d61bcfaa4ced90954c26b74a61d27153b0fd25a5bf377d9d8605accbdb0f574be535a1a2d652a8f35f36bbbd66ec59c4f0d7b61b30951b1528f5585258d0aa13d7b4", 0x97}, {&(0x7f0000002e40)="bdba1a4ec875a48f50407deade9f15a934007385", 0x14}, {&(0x7f0000002e80)="b7a587b6078ba9beb936348e5afb82d0b9c235757d5cd7a86db6aa639efd302fcb673a3c90aa171500098da94317a43e68d822c2626a0fe2edd58849111e69270413f78d09be82116f2be2455d26bd480b647a4563acece37dcd90080147d57ef615a8c50ba65c5e1b751a962b2dc8ecead1f65f3567d0a24e24e3a8dae09039edbe439683698db831e6e4626f6a434fdd0f92665c26f409f5e17149c5b458eb760b5ef18b19291184a3", 0xaa}, {&(0x7f0000002f40)="42805a11ff0494d5123e742775d39c999280eccb93", 0x15}], 0x8, &(0x7f0000007d40)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [r2, r5]}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee01}}}], 0x98, 0x24048000}}, {{&(0x7f0000007e00)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f000000a200)=[{&(0x7f0000007e80)="9a4116ab8e0f0d3becb782d7b87d17798a9832a7c28524d1d4cc075fc39ced67c74c7ca57961388bd249311af77ffad4cdb00e0b782f9f7cfe3ab438471f11c9909802b4dfa3e058a3f3b2927657fdfaad3cae471779449a74fe2c3636054b20ef65787b70982a998ef41a4b936c3412c6c67228dcf07431d3b6aea5be4269b7fd7da9ccc68146227852b52f", 0x8c}, {&(0x7f0000007f40)}, 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0x1000}, {&(0x7f0000009f80)="52f4304dad1295b900487d871ab23658eb83517d6f7db31d49665305f1da017396f58918dda9f81223dada9c7f4b0c2e5457b8759b577fd73c2ade2ffed6bee48e5272d12450ea40e98e970da99ef147a3b43bcc64449042d04ff070edd5", 0x5e}, {&(0x7f000000a000)="62f7c7970a28fe22b8975aac99f71b1415efb85e38dad2b19c09d8246f22f945e283a506c71dc18a53ba7a2cabdd9b573f9b2f79482e816a884a410fef9f82aae589758b6f323cfcc79db1b55c27cae37c", 0x51}, {&(0x7f000000a080)="2d0a8b258b4d62ca9a39ce1a6e40d928a940176297bedab0d8763542d5ca2782f3a99d7b27ab76b9950caa2110dd6293a2515a9863c1254fc1ee2421c480999aa2dc037b0de7c6f49580ca6f3b0554c268c7a83e7ff63a0457421d7833941f56ce37c33f5f9d3affab22e54b801c685d816c15b7ab84d084f623cafa5761880286b87b", 0x83}, {&(0x7f000000a140)="c1b274906fe4a46e53dbbb97754b7fd3bdb083b0965a618595b349b6162dd6b7731313a64c0f6f2b29be89ca9c520da008f610d8b20950306b8846f4a9806f79fd7d9c403ded12f0ce14a7f805420a6209eb9f4b1ce1dea0c36409a1d8702397fe7a7f107153a071c839a173514cb474e0eb84e9c59bdf6c9d58f4b34f9cc241c54e9b0ad6ecca9675bd5d88d6334f89818ce77f739a9bd4285a8eff21feef4a0b1d247f27d9419bab64c4974e0eae64b2142b", 0xb3}], 0x8, &(0x7f0000002900)=[@cred={{0x1c, 0x1, 0x2, {r1, 0x0, r13}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}, @rights={{0x18, 0x1, 0x1, [r7, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [r7, r6, 0xffffffffffffffff]}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r2, r3, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0xb0, 0x20000480}}, {{&(0x7f000000a340)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f000000a600)=[{&(0x7f000000a3c0)="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", 0xfc}, {&(0x7f000000a4c0)="a123c008d7ef3dff56171da8a9f5085710ddf64ebf01179e40f7175368d8f7492f1263dcefaf319bfbe6985c5d22d54c710e6d6a7b9497795768a4ee60ed2f9e13ea", 0x42}, {&(0x7f000000a540)="41a55c91fd", 0x5}, {&(0x7f000000a580)="6d115c8f13d3d4b1ff1cc686ee41912ecccebfb563edee2b8189ae52a188c18943b2f3a611e030330b32706fa54c57d49f3f92ae26804b99b2f3c40f5f7ae2b46c", 0x41}], 0x4, &(0x7f000000b440)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x14, 0x1, 0x1, [r2]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}], 0x90, 0x20040040}}, {{&(0x7f000000b500)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f000000c980)=[{&(0x7f000000b580)="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0x1000}, {&(0x7f000000c580)="deaccf01012a5ae82cb925fe8f0ab5937a67cafcea4c7515809cd998bf8ce42cd10cd55d43cd398ff11faa34f96d42b1c9f1c71c", 0x34}, {&(0x7f000000c5c0)="b7312a4a59c9c306e270e545f591f9de7e3f025cc8c7ec0db537daa88fea3f45b480025b069cb1121b78d77ebccbf47c59ba9b9bffa04d43364592c81baadf8d88923f13b4ddf718c89b4b6cc732451a30bbcb7c880834ed6ec9e5dd9b7dd28b57f7d5b5e330fa07a5ada262b733dd4ce32ba8da95a79e3994095b99f73ae8a0b2560530f0434277e7034010a4948b1868b9c55e2bf0c9091e1945c86976c7d6d58aac332f14154d0d51e9d2146024542a8d05358b92efe9", 0xb8}, {&(0x7f000000c680)="779c3cf66a7968d17d5868dc1218b385efc6f06117f2fcc4bfcb1bbbf9bfed961741eea5d79af15a74c23c72fd809c4e20768f38408953b5a6ec281ee3455a508098427d6bf2fc392263419fdecf81148cae1be9df748d69c228c205d1b4a1c9886908cc6fbd7146a674b145b824f3109483740e275f5955ecc433ad64796e3af4daa1a14f3d7c157f2da4563837bf514d848c87b25e5850b65e618114f7bfd77ef1c6bc556806c1efc97598b82154b4fce7bcf703855ae3d3d6c71206814c5660d564bdcacb8e6484492b515df6d523982ce3", 0xd3}, {&(0x7f000000c780)="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", 0xfa}, {&(0x7f000000c880)="e0178467296425976f87a2889e3e420c71722c39b07c40c12e4926545f10544f3c1362339f5dc9f9b4b489c21e3f4fad8c4b1e2332a54020755010d58203f947a63ae68ef4d39ae80220e1ded3a8812712091736ab7a56b3ebdd67b201c4cde85a6d9c1dd55fff10a6d39fbc141cdfcc105ea941ebd3e3c64847af9191067812fcf0ef4191a22b1d4a19d2a99975af189f9a67ef458a425459b6706fa92e76dbea0a2fc27dad32084c3e274579b3ba2f6afca5f7eb5a81a87ce77580ab359db60f72775ea21f16ca335c", 0xca}], 0x6, &(0x7f0000005040)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee00}}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r3, r7, r3, r7, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r5, r8, r9, r10]}}, @cred={{0x1c, 0x1, 0x2, {r1, r12, 0xee01}}}], 0xf8, 0x2000c010}}], 0x6, 0x4008005) r14 = dup(r7) getpeername$packet(r14, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r15}) 19:03:05 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x10000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:05 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3f000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:05 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:05 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6e01, &(0x7f0000000200)) [ 642.363727] FAT-fs (loop1): Unrecognized mount option "" or missing value 19:03:05 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 27) 19:03:05 executing program 5: getpid() getpgrp(0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000200)={0x0, 0x0}, &(0x7f00000002c0)=0xc) keyctl$get_persistent(0x16, r2, 0x0) r3 = open(0x0, 0x0, 0x26) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000200)={0x0, 0x0}, &(0x7f00000002c0)=0xc) keyctl$get_persistent(0x16, r4, 0x0) recvmsg$unix(0xffffffffffffffff, &(0x7f000000da00)={&(0x7f000000d480), 0x6e, &(0x7f000000d880)=[{&(0x7f000000d500)=""/250, 0xfa}, {&(0x7f000000d600)=""/159, 0x9f}, {&(0x7f000000d6c0)=""/48, 0x30}, {&(0x7f000000d700)=""/239, 0xef}, {&(0x7f000000d800)=""/127, 0x7f}], 0x5, &(0x7f000000d900)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0x0}}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0xe0}, 0x101) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000000500)="60691d0dd5a395081e4ad38410df6d98ee44f95df70b3193e549e4124e7b8b47b25e6b53606a3554523babce7e1fb2bb99f64a39d9839a45f3f66f0d5721e2de925abc9f327ff44312fbc1e5438258160e564a499b36557785f8ed54e10f5d00078b8decebfa2daec7a6c205e4dec04ff5d0d0348cae69ca44c003f2fa9ce25fe4496d089d3f8dad7a73afeda856ac39d65c16474986823df18eac8339313cc120f542c78bbb868a1251e0d181239c8f7f6f23766e2f789c7d316b440e41ed7507595eb2d20f82a4db10a935bedf310a1aadc5080f214af282eef315bae9d86baa92511b00a86c1726368477f906f640bfc67b5492817bad0135d092501221b62e5809350cdb691c40a559c35d315e196e5d167bb5f15c5ec1c07ed98c97ffce4a781d05203791f26b5bccd41e74e286c5d8c1ac6437cc26b2cbdde67b2aacd7524998efa906142aeb4c56850cc26fd837b16f5f5d3d82d3199f525f53ba239b19410531901c4ffe855733d73e300eb7770bbdebed802200e75d8cfcc01b33eb468aa1fff1d8ef286597b9d167490e0293019403d87aa0c4827282df5dc328724b13edb96e643d5cc82eb76be629adcaa67ec9c7547b8f3ab80698b61ca6ebece26be587220b77761984b53b6257e43b32a32b7073bd721dc145020b15f275799963af1640c9a8e1a398f08df0aaddf693c5a260225bcacb047681663c399e64ef6ed1ac8cb8c559af1f77ec8d17e2735e016ab2a695409368fb628b5dedd46b78f2675db333b4079252271247f84f477f44109cdc4b3ac1359ad7ac8726ec099d3bfa126b55de99e685a7cf4db5986dead68d5dda1c752718a46c52e30ebecf4254bf4403f246a11ded23623fc15211e0129ffc3cc2af3447696a8153ca77c116e25f1e5523d5753b932c0b1b73d7cde191c37b828b1de31ed4a410f24a27a15d4fa0c783cdbdb2c04458c662b6d937c8965c88f0c4dcc254b683997a432ab455346bb4c2822a57e07a0c7d94dcf6e1bdb2a072368bd6bc361c77afd744b7c984a0abc9af006bed907133aa62c22c4cd6b0abf89cc30799704f1c2abf2c6bfeecd58d2e1ba9e6dd1ce5470389d9c91ed412e43fdc0554438b1a64862d7a8de9cdbcb33cc129391ba31131216a8ef7ee183dfb777efe2636f58668e2fb1f63f9dad15f1045496360f7b912d1b37e66abcf19908c93e603e0cfb617f8e16e6bc6c6f40c99394439b5cd7268c98342272c2c58cf74365f5007619cc6b0fa3e909c8afd18c033ceb41a90133e88f635503c99d78ec355224987401979a835c84a29167a816d8196b6092f745ab0d261235f52cdaffd0406a0d75212a4ac808552f378cec7eda43fc26119888dc1ca89faa1c0121f5835e58211b46d77cc98c7c73c6c5eb1914a26b33b53f0eddff9e6464aca19a384434fc5ed5f1350906d8a35775fc46a1a5cda1fcfc828bb02546cf7127db69de2aaabe49ee4b59b63a975c6ab89ba9a074b547c6dc74056c6dd12b5bf8cf92d26fa3446fb60a51d4713e0089152c7533c4126e0c9cfe614588cd916f6bf7c31826b0f1567d6791f4f0a52e35519a0c51c445940b20047a3a40fc3e2c9c830a6b22f79d7a1b12ffdc5b657ae9f1f94b683a8ea67e35989ae0ea8498510e19a9af40b6d8fe9b568c0c5aee33fed7893eaf91833bb2f0ce8e8c75dce353500a3d85c89f6becead9bc63ebe903165b41211b2f04ba8bec47675e36dd297320517cb04b054740aca8409e08c414a11841f30747b0a5abea4e179923f7094a9ce30da341d6809d210f700e0292187a4996be0275101028531b8d9b34747c1fe0ebc4c5ade389c74854bc235467e204c46e86b6064d402c519f03230409f56835d2a2cd1922110b28a3ff02d0a94dc395f38c2dc276522d76c94507f093f2cde41fdc0f0ff48c05019eb11d385f8d702cc4dab4d2c51ed314c1e7ca828d370b768fee0a222989ccbcd64cdd11f9dadb0867b6d68db68957bb3e2516853ae46c6dc1b0c3482cf205c6ac26baa2e0c4260e141abdf3d6ece87a3c7397444158e0e06081f7ee01b148be624e0c936c995fc2a0c3d11a0c2ac8b4015654a81e6bd5ebe838748124052095a8b266f21fe6f22301dd7fed2646f041e090c0016dc7ee4e813e38596c4919bd81e89af5b8a99ab234f9d5ccad37139466aa7d2424c80da714969e52df2d85498d56459399a3a3accd5aaf19aa19ab6fc120d8cbe4120e15e6641a045e7e5b73390bdcbf708dcc2e20fbb77f7455d64a2781ee91451dfa65303bc062cec5381eabd24bd0a3eb78ca2ab181dca1f178979d4ee66407c0a54b96a2f55f911f0d1e7e781261eef7efa7102062bf69e06640b232baae4d45c39aab3a1689d2263f621d12964495b3f988e30574d5b6299ef437e1af883440302dc13c416ef52d5a400c31743c6276aa8afcc2564d721ce14d289c9f08d19935d2cd0bf6c8b78645dbb3edb1ca12f85dcf374072f327924ac930999cfb9a70e51bdcb12e36c624e256cdfcfbbe455caf777d30dfbb952f49e83c0e5e77d91c0994efcab265288a11fd40da8666373b234ec83fc5930d5b09dca0db9d22bd0cd405197d95a460eac653a06f39acd0952a5018fdabdaaa0a58a98ac22fd3b8cb1aaf3bd43d8df00176d5ca358470a9bf57911332a0d072e72843ac3706c04cc3cc548ef06f75567939cd53b0a35e561c9513d24ca9329fbd709c11a17c2c67472dc249ed4984c075191a3fb51353fc00ebc716d90c8cdbff9d08a715033a4753a81964f2157951cb3b2db5552a0f05b47d04f8861f168dc8422c27d6c3f1637ded3a78f6e48fc74ed9c799f5be88d3ac919d899399ad521f417400ca62ecae8f662f7ffa989ff53d68e6effb3c7dbfb07f09268ab50523be9f2eda55313d07264d1ff9752ee17cddddac3638a1bb0138deba68b0e4ce9ff14e2353a57294c20d270b873cb0e9a82df0b28f17ddbd09bf2fd5e2996acbfb513cb6e47060a774ced3bb8e41571823c3b7da8225b7e87d537d5fa90190eac51395ed704769a938b7667c27a1858ffe0830a5a9e1ca9063f06099bf2e0a099f01e8fafe3c7c976054228b87fc40f7b0fb20a997fe50fcaa33755ebe015cbddaa6bf409c1e565871e6661bf2e73bcb52141e48daf2f5b725c02dd2dae6ceb76ada52c87cabb921dfbb0003a7edd5a0259ae6c0944a38a2f953150d6adbb64e603d8f9bfa4493fbcea7474cd7a01d6bd391716e86a70ef8a0a8085934f4d05ec98431a0c89f7370cdffee403577f9ba328dfeab504e9193a3b1b139d25fb2a0fe6e2af638c5318344371b9bb65f79ac54d5ccf201056f959d2fdc5e5bfa3fe88be2f7214c2c03682dfecafc9710c030e0dda80aa3d03ea5f4143650fc6e0cec476dabf3e8d0ad90f486f86d1a5b76c974e700e6b7f6ad90e45bf62eabed4482eaf7d4e181370487ad37f58a0744c26af45555895a27d95d2c9ab43b7933c6fb0209a4bb7bc7c219c7b4e2a122fb8f4ccf517c798610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", 0x2000, &(0x7f000000db40)={&(0x7f0000000100)={0x50, 0x0, 0x100000001, {0x7, 0x22, 0xfff, 0x9808, 0xfffa, 0x7, 0x5, 0xffffffff}}, &(0x7f0000000180)={0x18, 0x0, 0x4, {0x100000000}}, &(0x7f00000001c0)={0x18, 0xfffffffffffffff5, 0x2, {0x46d9}}, &(0x7f0000000200)={0x18, 0x0, 0x7, {0x3}}, &(0x7f00000002c0)={0x18, 0x0, 0x31f, {0x6}}, &(0x7f000000d000)={0x28, 0x2bd0528b1883ef6e, 0x7, {{0x3, 0xc, 0x1}}}, &(0x7f000000d040)={0x60, 0x0, 0x5, {{0x7, 0x100000001, 0x8, 0x9, 0x7ff, 0x2, 0x4}}}, &(0x7f000000d0c0)={0x18, 0xfffffffffffffffe, 0x100000000, {0x4}}, &(0x7f000000d100)={0x11, 0x0, 0x0, {'\x00'}}, &(0x7f000000d140)={0x20, 0x0, 0x2, {0x0, 0xa}}, &(0x7f000000d180)={0x78, 0x0, 0x1, {0x9, 0x47, 0x0, {0x6, 0x8000, 0x1, 0x401, 0x2, 0xe10, 0x7ff, 0x4, 0x101, 0x2000, 0x9, 0x0, 0xee01, 0x10000, 0x80000000}}}, &(0x7f000000d2c0)={0x90, 0x0, 0x3, {0x4, 0x1, 0x3, 0xf136, 0x94c1, 0x3, {0x5, 0x2, 0x9, 0x9, 0x2, 0x40, 0xfff, 0x8001, 0x81, 0xa000, 0x98, 0xffffffffffffffff, 0x0, 0x9, 0x101}}}, &(0x7f000000d380)={0x30, 0x0, 0x2, [{0x6, 0x10000, 0x2, 0x400, '\xff\xff'}]}, &(0x7f000000d3c0)={0xb0, 0xfffffffffffffffe, 0x5, [{{0x5, 0x0, 0x1, 0x2, 0x9, 0x0, {0x0, 0x100, 0x5, 0x2, 0x2, 0x3, 0x1, 0x9, 0xffffffff, 0xe000, 0x2767c2b9, r2, 0xee00, 0xffff8000, 0x7fff}}, {0x6, 0x8, 0x6, 0x40, 'msdos\x00'}}]}, &(0x7f000000da40)={0xa0, 0x0, 0x200, {{0x2, 0x3, 0x80000000, 0x46, 0x50, 0xfe00, {0x5, 0x7, 0x400, 0x8, 0x1, 0xfffffffffffffff8, 0x7b17bb8c, 0x80, 0x0, 0xa000, 0xfff, r4, r5, 0x9, 0x100}}, {0x0, 0x1}}}, &(0x7f000000db00)={0x20, 0x0, 0x400, {0xc373, 0x4, 0x3}}}) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r6 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = dup(r7) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r8, 0x2405, r0) getpeername$packet(r8, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r6, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r9}) 19:03:05 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6f00, &(0x7f0000000200)) [ 642.504535] FAULT_INJECTION: forcing a failure. [ 642.504535] name failslab, interval 1, probability 0, space 0, times 0 [ 642.516083] CPU: 0 PID: 2826 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 642.523895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.533253] Call Trace: [ 642.535848] dump_stack+0x1fc/0x2ef [ 642.539570] should_fail.cold+0xa/0xf [ 642.543374] ? setup_fault_attr+0x200/0x200 [ 642.547702] ? lock_acquire+0x170/0x3c0 [ 642.551695] __should_failslab+0x115/0x180 [ 642.555941] should_failslab+0x5/0x10 [ 642.559749] kmem_cache_alloc+0x277/0x370 [ 642.563910] getname_flags+0xce/0x590 [ 642.567827] do_mkdirat+0x8d/0x2d0 [ 642.571376] ? __ia32_sys_mknod+0x120/0x120 [ 642.575707] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 642.581078] ? trace_hardirqs_off_caller+0x6e/0x210 [ 642.586110] ? do_syscall_64+0x21/0x620 [ 642.590096] do_syscall_64+0xf9/0x620 [ 642.593909] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 642.599103] RIP: 0033:0x7f250541ab47 [ 642.602823] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.621755] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 642.629468] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 642.636745] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 642.644019] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff 19:03:05 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) creat(&(0x7f0000000100)='./file0\x00', 0x10) [ 642.651297] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 642.658576] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 642.703243] FAT-fs (loop1): Unrecognized mount option "" or missing value 19:03:05 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xeffdffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:05 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x400400, 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:05 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 28) 19:03:05 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x6f01, &(0x7f0000000200)) [ 642.849492] FAULT_INJECTION: forcing a failure. [ 642.849492] name failslab, interval 1, probability 0, space 0, times 0 [ 642.867191] CPU: 0 PID: 2852 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 642.875018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.884374] Call Trace: [ 642.886972] dump_stack+0x1fc/0x2ef [ 642.890619] should_fail.cold+0xa/0xf [ 642.894435] ? setup_fault_attr+0x200/0x200 19:03:05 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7000, &(0x7f0000000200)) [ 642.898767] ? lock_acquire+0x170/0x3c0 [ 642.902756] __should_failslab+0x115/0x180 [ 642.907009] should_failslab+0x5/0x10 [ 642.910830] kmem_cache_alloc+0x277/0x370 [ 642.914991] __d_alloc+0x2b/0xa10 [ 642.918452] d_alloc+0x4a/0x230 [ 642.921740] __lookup_hash+0xc8/0x180 [ 642.925545] filename_create+0x186/0x490 [ 642.929626] ? kern_path_mountpoint+0x40/0x40 [ 642.934119] ? strncpy_from_user+0x2a2/0x350 [ 642.938518] ? getname_flags+0x25b/0x590 [ 642.942601] do_mkdirat+0xa0/0x2d0 [ 642.946137] ? __ia32_sys_mknod+0x120/0x120 [ 642.950449] ? trace_hardirqs_off_caller+0x6e/0x210 [ 642.955462] ? do_syscall_64+0x21/0x620 [ 642.959427] do_syscall_64+0xf9/0x620 [ 642.963222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 642.968400] RIP: 0033:0x7f250541ab47 [ 642.972221] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.991126] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 642.998819] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 643.006110] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 643.013392] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 643.020661] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 643.027925] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:06 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7001, &(0x7f0000000200)) [ 643.187298] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 643.197331] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:06 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:06 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xf6ffffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:06 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 29) 19:03:06 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = syz_mount_image$hfs(&(0x7f0000000400), &(0x7f0000000440)='./file0\x00', 0x4, 0x4, &(0x7f0000000780)=[{&(0x7f0000000500)="65ef46ae3296df16cf634826da65ced7400b1eab2a778d32060b152ada14bbfcd0352b14072ad0cba229d08e3b5fe6e8dd261a40e7aaa9f1e4d5c0db38dd15d1ff867956c2e356cfdb8f98eb83fa90029d1706e6955cba3b5c883e47c8fd3b8a0d8eeae47bdb777c22482dd9dd94a10fa498a2c59679ca9e87f5bc14bf45e93d5c4b5c6ec7e858ec5e973d4a8b11d9e63614810112f6b988f5f320b3f2f8cb2736b162277c95a4bd65d5270426110417bf42556f25b9d6dd2aeb9f58cf5748b2f4751c9f88a58eb3b007d59632a9", 0xce, 0x2}, {&(0x7f0000000600)="53bd770a5b4b89956b38ce0e320024e0063edb1ca1a7fadbd0a64693885d76d7c718ed54f50375cecc2bf9ba7498dd64507df17572b524c1ac412baec309161d9c9cb422cac1df5128ce02294436d37b1ccf4fae91b9b95434d9f9c3ef3f581620bf0d242908580c8160f2bc80e4a7c13b9ab83c2e34615208f60efd9a18b670d7a3917b883349de091110be2bd59e591e55b26ecac6d22bf86e3b8afcbc2b39662216bee0ca9ae4e0d277564b18adcbc2c4914ec82a87f3de50", 0xba, 0x3}, {&(0x7f00000006c0)="88f1e957b9fe8f0c16f90eb0e923bb5746f08cc3a30356506ef1b6870fd46867912249a377c4410f4fd216f0c0cc3185bcbccad09d2c560faf2f2ecce4e6ae51e3ce40600a5d1ec24c5dbda47a938ecfc48297669f658d3e27fa1e6dfe2e1e80e3a9549a65d5b33f5c10de867759837a77f72a6061bbed1ef52d002084aac1dba2d0f094aa3f110fe9a8354531e58420d6964bca941b1f9ca43db93faf52dfd5403b183652da39706047c45c0b08aef9b8de9f6830009666725a51", 0xbb, 0x10000}, {&(0x7f0000000480)="93e8047fd65cfe44494a4c4fed73f4c3ae0daeade0511bdcd7ff15e7505bbd84f5a0e6e6f53f70b510c4550a32c5408e6e06facbc8af9e708bff5775b4a9", 0x3e, 0x9}], 0x1, &(0x7f0000000800)={[{@creator={'creator', 0x3d, "82423df8"}}, {@type={'type', 0x3d, "967e8075"}}, {@session={'session', 0x3d, 0x92}}, {@session={'session', 0x3d, 0x10001}}, {@dir_umask={'dir_umask', 0x3d, 0x800}}, {@dir_umask={'dir_umask', 0x3d, 0x4}}, {@part={'part', 0x3d, 0x5}}, {@type={'type', 0x3d, "0c7a8a3b"}}], [{@subj_role={'subj_role', 0x3d, '.{'}}, {@uid_lt={'uid<', 0xee01}}]}) mkdirat(r0, &(0x7f0000000080)='./file2\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$l2tp6(0xa, 0x2, 0x73) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x70, r4, 0x10, 0x70bd25, 0x25dfdbfd, {}, [@L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private0}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x1}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x10001}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x81}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x2}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3f}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'batadv_slave_0\x00'}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x4) getsockopt$inet6_buf(r3, 0x29, 0x30, 0x0, &(0x7f00000000c0)) ioctl$sock_netdev_private(r3, 0x89fb, &(0x7f0000000100)="fec209bbd67031c6d4ed9fca7b392d3d4d03c6fe3b3e235df89efde05d1acf6e6a06d50bfa5d962b4e683451042bb5d0f158c17b8baea32959c43ec71e0a2d0118953d5886de877d45000bd4a2bd8d8153f00e4a4a5fa176cf19f82c9b923d1a14bf3babaca4b0f285167fbb8ebe977389f9f7326e3d93e32f7100ffee2d4154eb479f42bd816c0b033dd646a6800b052b4bc6af4034cade1f0b65ac9d0c1253f39f98fdf821c0448104202779d4a1b9454f3704ceafe2a25e7526") r5 = dup(r2) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) 19:03:06 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7100, &(0x7f0000000200)) 19:03:06 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r2) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x4508, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:06 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7101, &(0x7f0000000200)) [ 643.477468] FAULT_INJECTION: forcing a failure. [ 643.477468] name failslab, interval 1, probability 0, space 0, times 0 [ 643.490796] CPU: 1 PID: 2903 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 643.498610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.508006] Call Trace: [ 643.510596] dump_stack+0x1fc/0x2ef [ 643.514231] should_fail.cold+0xa/0xf [ 643.518036] ? setup_fault_attr+0x200/0x200 [ 643.522797] ? lock_acquire+0x170/0x3c0 [ 643.526775] __should_failslab+0x115/0x180 [ 643.531096] should_failslab+0x5/0x10 [ 643.534900] kmem_cache_alloc+0x277/0x370 [ 643.539049] __d_alloc+0x2b/0xa10 [ 643.542494] d_alloc+0x4a/0x230 [ 643.545782] __lookup_hash+0xc8/0x180 [ 643.549569] filename_create+0x186/0x490 [ 643.553626] ? kern_path_mountpoint+0x40/0x40 [ 643.558115] ? strncpy_from_user+0x2a2/0x350 [ 643.562512] ? getname_flags+0x25b/0x590 [ 643.566567] do_mkdirat+0xa0/0x2d0 [ 643.570091] ? __ia32_sys_mknod+0x120/0x120 [ 643.574415] ? trace_hardirqs_off_caller+0x6e/0x210 [ 643.579430] ? do_syscall_64+0x21/0x620 [ 643.583392] do_syscall_64+0xf9/0x620 [ 643.587183] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 643.592364] RIP: 0033:0x7f250541ab47 [ 643.596077] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 643.614973] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 643.622676] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 643.629926] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 643.637179] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 643.644433] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 643.651701] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:06 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x23}], 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="5233f49c12b230b8487b08005a000000000000000000000020"]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = syz_mount_image$affs(&(0x7f0000000140), &(0x7f0000000180)='./file0\x00', 0x8, 0x2, &(0x7f0000000340)=[{&(0x7f00000001c0)="1eb05ddcbf302daadfb7f3d022d2e2cfc7e70dd4a3deffccc15f2ccfea4a0c389ede2644e462549545aa8520085a66e7e9040f3db6a200367caf099552b0521ce536feed773e4ad4bfdfb82faf0d26e4151756ee48e77a88", 0x58, 0x8}, {&(0x7f00000002c0)="3bf22df0d89a6ff66b5b17aeebee18c0f0f5a906ecb3cb21460931cedfe6b3ef9cd628016d3f9d36646ecd65783dcba5f2d2f7a194351161362b5a753f836681180a8e720cdb0ed73bc2903506", 0x4d, 0x900000000000000}], 0x1306010, &(0x7f0000000380)={[{'msdos\x00'}, {'&'}, {}, {'-,(.+)'}, {'\x00'}, {'!&'}, {'\x00'}, {'\xff\xff'}, {'\xff\xff'}], [{@appraise}]}) r3 = dup(r2) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r4}) 19:03:06 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 30) 19:03:06 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfcfdffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 643.937202] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 643.959432] FAULT_INJECTION: forcing a failure. [ 643.959432] name failslab, interval 1, probability 0, space 0, times 0 [ 643.971824] CPU: 0 PID: 2946 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 19:03:06 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7200, &(0x7f0000000200)) 19:03:06 executing program 5: getpid() getpgrp(0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$l2tp6(0xa, 0x2, 0x73) r1 = gettid() process_vm_writev(r1, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) prctl$PR_SET_PTRACER(0x59616d61, r1) getsockopt$inet6_buf(r0, 0x29, 0x30, 0x0, &(0x7f00000000c0)) r2 = syz_mount_image$msdos(&(0x7f0000000200), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff81f3d5da000404090a0200027400f8", 0xfffffffffffffefc}, {&(0x7f00000004c0)="db8407aa", 0x4, 0x1f}], 0x1480, &(0x7f0000000500)=ANY=[@ANYRESOCT=r0]) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2}) r3 = socket$inet6_udp(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) getpeername$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000240)={@local, @ipv4={'\x00', '\xff\xff', @remote}, @dev, 0x0, 0x6, 0x0, 0x0, 0x0, 0x20c200a2, r6}) r7 = open(&(0x7f0000000100)='./file0\x00', 0x4000, 0x40) getsockname$unix(r7, &(0x7f0000000140)=@abs, &(0x7f00000001c0)=0x6e) [ 643.979631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.988989] Call Trace: [ 643.991588] dump_stack+0x1fc/0x2ef [ 643.995232] should_fail.cold+0xa/0xf [ 643.999045] ? setup_fault_attr+0x200/0x200 [ 644.003379] ? __es_tree_search.isra.0+0x1af/0x210 [ 644.008322] __should_failslab+0x115/0x180 [ 644.012721] should_failslab+0x5/0x10 [ 644.016530] kmem_cache_alloc+0x3f/0x370 [ 644.020606] __es_insert_extent+0x39b/0x13b0 [ 644.025020] ? lock_acquire+0x170/0x3c0 [ 644.029004] ? ext4_es_insert_extent+0x17e/0x5e0 [ 644.033793] ext4_es_insert_extent+0x22e/0x5e0 [ 644.038388] ? lock_downgrade+0x720/0x720 [ 644.042544] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 644.048359] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 644.053382] ? ext4_es_find_delayed_extent_range+0x7d9/0x9f0 [ 644.059191] ext4_ext_map_blocks+0x2129/0x7390 [ 644.063790] ? __lock_acquire+0x6de/0x3ff0 [ 644.068041] ? __lock_acquire+0x6de/0x3ff0 [ 644.072289] ? perf_trace_lock_acquire+0x530/0x530 [ 644.077222] ? perf_trace_lock+0xe2/0x4b0 [ 644.081378] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 644.086575] ? mark_held_locks+0xf0/0xf0 [ 644.090647] ? ext4_mark_iloc_dirty+0x1b0d/0x2b30 [ 644.095505] ? ext4_es_lookup_extent+0x375/0xb60 [ 644.100277] ? check_preemption_disabled+0x41/0x280 [ 644.105307] ? lock_acquire+0x170/0x3c0 [ 644.109293] ? ext4_map_blocks+0x33e/0x1a50 [ 644.113629] ext4_map_blocks+0xd88/0x1a50 [ 644.117795] ? check_preemption_disabled+0x41/0x280 [ 644.122830] ? ext4_issue_zeroout+0x160/0x160 [ 644.127335] ? __brelse+0x84/0xa0 [ 644.130801] ? __ext4_new_inode+0x2eb/0x5a20 [ 644.135224] ext4_getblk+0xad/0x4f0 [ 644.138860] ? ext4_iomap_begin+0xe00/0xe00 [ 644.143207] ? ext4_free_inode+0x1780/0x1780 [ 644.147615] ? debug_check_no_obj_freed+0x201/0x490 [ 644.152634] ? __dquot_initialize+0x298/0xb70 [ 644.157139] ext4_bread+0x7c/0x210 [ 644.160684] ? ext4_getblk+0x4f0/0x4f0 [ 644.164577] ? dquot_initialize_needed+0x290/0x290 [ 644.169511] ? trace_hardirqs_off+0x64/0x200 [ 644.173927] ext4_append+0x155/0x370 [ 644.177648] ext4_mkdir+0x5bd/0xe10 [ 644.181288] ? ext4_init_dot_dotdot+0x600/0x600 [ 644.185968] ? generic_permission+0x116/0x4d0 [ 644.190475] ? inode_permission.part.0+0x10c/0x450 [ 644.195413] vfs_mkdir+0x508/0x7a0 [ 644.198961] do_mkdirat+0x262/0x2d0 [ 644.202594] ? __ia32_sys_mknod+0x120/0x120 [ 644.206927] ? trace_hardirqs_off_caller+0x6e/0x210 [ 644.211949] ? do_syscall_64+0x21/0x620 [ 644.215930] do_syscall_64+0xf9/0x620 [ 644.219750] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 644.224942] RIP: 0033:0x7f250541ab47 [ 644.228658] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 644.247586] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 644.255298] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 644.262570] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 644.269841] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 644.277112] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 644.284388] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:07 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r2) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x4508, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:07 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfdfdffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:07 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7201, &(0x7f0000000200)) 19:03:07 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\b']) syz_open_procfs(r1, &(0x7f00000038c0)='net/ip_vs_stats_percpu\x00') openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = open(0x0, 0x100, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() recvmmsg$unix(r3, &(0x7f00000036c0)=[{{&(0x7f0000000180), 0x6e, &(0x7f0000000280)=[{&(0x7f0000000200)=""/25, 0x19}], 0x1, &(0x7f00000002c0)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0x40}}, {{&(0x7f0000000300), 0x6e, &(0x7f0000000ac0)=[{&(0x7f00000003c0)=""/28, 0x1c}, {&(0x7f0000000400)=""/58, 0x3a}, {&(0x7f0000000440)=""/101, 0x65}, {&(0x7f0000000500)=""/174, 0xae}, {&(0x7f00000006c0)=""/109, 0x6d}, {&(0x7f0000000740)=""/170, 0xaa}, {&(0x7f0000000800)=""/212, 0xd4}, {&(0x7f0000000900)=""/221, 0xdd}, {&(0x7f0000000a00)=""/181, 0xb5}], 0x9, &(0x7f0000000b80)=[@cred={{0x1c}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x50}}, {{&(0x7f0000000c00)=@abs, 0x6e, &(0x7f00000010c0)=[{&(0x7f0000000c80)=""/147, 0x93}, {&(0x7f0000000d40)=""/153, 0x99}, {&(0x7f0000000e00)=""/94, 0x5e}, {&(0x7f0000000e80)=""/173, 0xad}, {&(0x7f00000005c0)=""/25, 0x19}, {&(0x7f0000000f40)=""/205, 0xcd}, {&(0x7f0000001040)=""/100, 0x64}], 0x7, &(0x7f0000001140)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000002c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="0000000028000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000034000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="00000000fed5830b1d46e75e5ae6bd1d9e578f00", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00'], 0x150}}, {{&(0x7f00000012c0)=@abs, 0x6e, &(0x7f00000024c0)=[{&(0x7f0000001340)=""/92, 0x5c}, {&(0x7f00000013c0)=""/82, 0x52}, {&(0x7f0000001440)=""/4096, 0x1000}, {&(0x7f0000002440)=""/1, 0x1}, {&(0x7f0000002480)=""/13, 0xd}], 0x5}}, {{&(0x7f0000002540), 0x6e, &(0x7f0000002a40)=[{&(0x7f00000025c0)=""/139, 0x8b}, {&(0x7f0000002680)=""/208, 0xd0}, {&(0x7f0000002780)=""/77, 0x4d}, {&(0x7f0000002800)=""/85, 0x55}, {&(0x7f0000002880)=""/173, 0xad}, {&(0x7f0000002940)=""/247, 0xf7}], 0x6, &(0x7f0000002ac0)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0x90}}, {{&(0x7f0000002b80), 0x6e, &(0x7f0000003100)=[{&(0x7f0000002c00)=""/223, 0xdf}, {&(0x7f0000002d00)=""/166, 0xa6}, {&(0x7f0000002dc0)=""/115, 0x73}, {&(0x7f0000002e40)=""/102, 0x66}, {&(0x7f0000002ec0)=""/177, 0xb1}, {&(0x7f0000002f80)=""/10, 0xa}, {&(0x7f0000002fc0)=""/99, 0x63}, {&(0x7f0000003040)=""/172, 0xac}], 0x8, &(0x7f0000003180)=[@cred={{0x1c}}, @cred={{0x1c}}], 0x40}}, {{&(0x7f00000031c0)=@abs, 0x6e, &(0x7f0000003380)=[{&(0x7f0000003240)=""/229, 0xe5}, {&(0x7f0000003340)=""/10, 0xa}], 0x2}}, {{&(0x7f00000033c0), 0x6e, &(0x7f0000003540)=[{&(0x7f0000003440)=""/243, 0xf3}], 0x1, &(0x7f0000003580)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x128}}], 0x8, 0x14000, 0x0) r5 = gettid() process_vm_writev(r5, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) r6 = gettid() process_vm_writev(r6, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) perf_event_open(&(0x7f0000003940)={0x4, 0x80, 0x9, 0x0, 0xd1, 0x72, 0x0, 0x9, 0x80000, 0x4, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8, 0x2, @perf_config_ext={0x2, 0x4}, 0x0, 0x5, 0x0, 0x9, 0x5, 0x0, 0x23, 0x0, 0x7, 0x0, 0x200}, r6, 0x4, r4, 0x1) sched_getattr(r5, &(0x7f0000003900)={0x38}, 0x38, 0x0) 19:03:07 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:07 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 31) [ 644.622375] FAULT_INJECTION: forcing a failure. [ 644.622375] name failslab, interval 1, probability 0, space 0, times 0 [ 644.694478] CPU: 0 PID: 2974 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 644.702313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 644.711677] Call Trace: [ 644.714277] dump_stack+0x1fc/0x2ef [ 644.717918] should_fail.cold+0xa/0xf [ 644.721740] ? setup_fault_attr+0x200/0x200 [ 644.726067] ? lock_downgrade+0x720/0x720 [ 644.730224] __should_failslab+0x115/0x180 [ 644.734462] should_failslab+0x5/0x10 [ 644.738263] __kmalloc+0x2ab/0x3c0 [ 644.741802] ? ext4_find_extent+0x9bb/0xc70 [ 644.746127] ext4_find_extent+0x9bb/0xc70 [ 644.750285] ext4_ext_map_blocks+0x1c0/0x7390 [ 644.754792] ? __lock_acquire+0x6de/0x3ff0 [ 644.759126] ? perf_trace_lock_acquire+0x530/0x530 [ 644.764077] ? perf_trace_lock+0xe2/0x4b0 [ 644.766536] FAT-fs (loop1): Unrecognized mount option "" or missing value [ 644.768227] ? check_preemption_disabled+0x41/0x280 [ 644.780296] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 644.785490] ? perf_trace_lock+0xe2/0x4b0 [ 644.789643] ? perf_trace_lock_acquire+0x530/0x530 [ 644.794580] ? ext4_es_lookup_extent+0x375/0xb60 [ 644.799351] ? ext4_map_blocks+0x59f/0x1a50 [ 644.803764] ? lock_acquire+0x170/0x3c0 [ 644.807742] ? ext4_map_blocks+0x740/0x1a50 [ 644.812076] ext4_map_blocks+0x7a2/0x1a50 [ 644.816235] ? check_preemption_disabled+0x41/0x280 [ 644.821261] ? ext4_issue_zeroout+0x160/0x160 [ 644.825762] ? __brelse+0x84/0xa0 [ 644.829218] ? __ext4_new_inode+0x2eb/0x5a20 [ 644.833638] ext4_getblk+0xad/0x4f0 [ 644.837298] ? ext4_iomap_begin+0xe00/0xe00 [ 644.841626] ? ext4_free_inode+0x1780/0x1780 [ 644.846041] ? debug_check_no_obj_freed+0x201/0x490 [ 644.851064] ? __dquot_initialize+0x298/0xb70 [ 644.855573] ext4_bread+0x7c/0x210 [ 644.859136] ? ext4_getblk+0x4f0/0x4f0 [ 644.863031] ? dquot_initialize_needed+0x290/0x290 [ 644.867968] ? trace_hardirqs_off+0x64/0x200 [ 644.872389] ext4_append+0x155/0x370 [ 644.876117] ext4_mkdir+0x5bd/0xe10 [ 644.879757] ? ext4_init_dot_dotdot+0x600/0x600 [ 644.884434] ? generic_permission+0x116/0x4d0 [ 644.888936] ? inode_permission.part.0+0x10c/0x450 [ 644.893873] vfs_mkdir+0x508/0x7a0 [ 644.897440] do_mkdirat+0x262/0x2d0 [ 644.901072] ? __ia32_sys_mknod+0x120/0x120 [ 644.905398] ? trace_hardirqs_off_caller+0x6e/0x210 [ 644.910417] ? do_syscall_64+0x21/0x620 [ 644.914395] do_syscall_64+0xf9/0x620 [ 644.918207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 644.923399] RIP: 0033:0x7f250541ab47 19:03:07 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfeffffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 644.927120] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 644.946024] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 644.953736] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 644.961008] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 644.968278] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 644.975552] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 644.982825] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:08 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffdef, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:08 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7300, &(0x7f0000000200)) 19:03:08 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 32) 19:03:08 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffdfc, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:08 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 645.546038] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 645.560454] FAULT_INJECTION: forcing a failure. [ 645.560454] name failslab, interval 1, probability 0, space 0, times 0 19:03:08 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7301, &(0x7f0000000200)) [ 645.663993] CPU: 0 PID: 3007 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 645.665178] FAT-fs (loop1): Unrecognized mount option "" or missing value [ 645.671846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 645.671852] Call Trace: [ 645.671873] dump_stack+0x1fc/0x2ef [ 645.671894] should_fail.cold+0xa/0xf [ 645.671914] ? setup_fault_attr+0x200/0x200 [ 645.671931] ? lock_downgrade+0x720/0x720 [ 645.671952] __should_failslab+0x115/0x180 [ 645.671972] should_failslab+0x5/0x10 [ 645.671986] __kmalloc+0x2ab/0x3c0 [ 645.671999] ? ext4_find_extent+0x9bb/0xc70 [ 645.672018] ext4_find_extent+0x9bb/0xc70 [ 645.726750] ext4_ext_map_blocks+0x1c0/0x7390 [ 645.731268] ? __lock_acquire+0x6de/0x3ff0 [ 645.735521] ? perf_trace_lock_acquire+0x530/0x530 [ 645.740457] ? perf_trace_lock+0xe2/0x4b0 [ 645.744616] ? check_preemption_disabled+0x41/0x280 [ 645.749658] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 645.754857] ? perf_trace_lock+0xe2/0x4b0 [ 645.759013] ? perf_trace_lock_acquire+0x530/0x530 19:03:08 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7400, &(0x7f0000000200)) [ 645.763951] ? ext4_es_lookup_extent+0x375/0xb60 [ 645.768723] ? ext4_map_blocks+0x59f/0x1a50 [ 645.773061] ? lock_acquire+0x170/0x3c0 [ 645.777038] ? ext4_map_blocks+0x740/0x1a50 [ 645.781371] ext4_map_blocks+0x7a2/0x1a50 [ 645.785528] ? check_preemption_disabled+0x41/0x280 [ 645.790568] ? ext4_issue_zeroout+0x160/0x160 [ 645.795076] ? __brelse+0x84/0xa0 [ 645.798539] ? __ext4_new_inode+0x2eb/0x5a20 [ 645.802960] ext4_getblk+0xad/0x4f0 [ 645.806600] ? ext4_iomap_begin+0xe00/0xe00 [ 645.810932] ? ext4_free_inode+0x1780/0x1780 [ 645.815342] ? debug_check_no_obj_freed+0x201/0x490 [ 645.820369] ? __dquot_initialize+0x298/0xb70 [ 645.824877] ext4_bread+0x7c/0x210 [ 645.828423] ? ext4_getblk+0x4f0/0x4f0 [ 645.832316] ? dquot_initialize_needed+0x290/0x290 [ 645.837304] ? trace_hardirqs_off+0x64/0x200 [ 645.841706] ext4_append+0x155/0x370 [ 645.845407] ext4_mkdir+0x5bd/0xe10 [ 645.849059] ? ext4_init_dot_dotdot+0x600/0x600 [ 645.853723] ? generic_permission+0x116/0x4d0 [ 645.858209] ? inode_permission.part.0+0x10c/0x450 [ 645.863208] vfs_mkdir+0x508/0x7a0 [ 645.866732] do_mkdirat+0x262/0x2d0 [ 645.870339] ? __ia32_sys_mknod+0x120/0x120 [ 645.874645] ? trace_hardirqs_off_caller+0x6e/0x210 [ 645.879643] ? do_syscall_64+0x21/0x620 [ 645.883598] do_syscall_64+0xf9/0x620 [ 645.887393] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 645.892564] RIP: 0033:0x7f250541ab47 [ 645.896257] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 645.915232] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 645.922931] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 645.930189] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 645.937450] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 645.944727] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 645.951983] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:08 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:08 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./file0\x00', 0x1) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:08 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffdfd, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 645.962591] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:09 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 33) 19:03:09 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffff6, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 646.162092] FAULT_INJECTION: forcing a failure. [ 646.162092] name failslab, interval 1, probability 0, space 0, times 0 [ 646.173428] CPU: 1 PID: 3049 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 646.181227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.190585] Call Trace: [ 646.193191] dump_stack+0x1fc/0x2ef [ 646.196831] should_fail.cold+0xa/0xf [ 646.200639] ? setup_fault_attr+0x200/0x200 [ 646.204975] ? __es_tree_search.isra.0+0x1af/0x210 [ 646.209918] __should_failslab+0x115/0x180 [ 646.214161] should_failslab+0x5/0x10 [ 646.217975] kmem_cache_alloc+0x3f/0x370 [ 646.222047] __es_insert_extent+0x39b/0x13b0 [ 646.226478] ext4_es_insert_extent+0x22e/0x5e0 [ 646.231067] ? ext4_map_blocks+0x59f/0x1a50 [ 646.235398] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 646.241257] ext4_map_blocks+0xa2a/0x1a50 [ 646.245423] ? ext4_issue_zeroout+0x160/0x160 [ 646.249926] ? __brelse+0x84/0xa0 [ 646.253383] ? __ext4_new_inode+0x2eb/0x5a20 [ 646.257819] ext4_getblk+0xad/0x4f0 [ 646.261454] ? ext4_iomap_begin+0xe00/0xe00 [ 646.265788] ? ext4_free_inode+0x1780/0x1780 [ 646.270204] ? debug_check_no_obj_freed+0x201/0x490 [ 646.275228] ? __dquot_initialize+0x298/0xb70 [ 646.279735] ext4_bread+0x7c/0x210 [ 646.283285] ? ext4_getblk+0x4f0/0x4f0 [ 646.287186] ? dquot_initialize_needed+0x290/0x290 [ 646.292124] ? trace_hardirqs_off+0x64/0x200 [ 646.296544] ext4_append+0x155/0x370 [ 646.300271] ext4_mkdir+0x5bd/0xe10 [ 646.303916] ? ext4_init_dot_dotdot+0x600/0x600 [ 646.308600] ? generic_permission+0x116/0x4d0 [ 646.313125] ? inode_permission.part.0+0x10c/0x450 [ 646.318072] vfs_mkdir+0x508/0x7a0 [ 646.321626] do_mkdirat+0x262/0x2d0 [ 646.325261] ? __ia32_sys_mknod+0x120/0x120 [ 646.329591] ? trace_hardirqs_off_caller+0x6e/0x210 [ 646.334611] ? do_syscall_64+0x21/0x620 [ 646.338597] do_syscall_64+0xf9/0x620 [ 646.342410] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 646.347603] RIP: 0033:0x7f250541ab47 [ 646.351315] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 646.370567] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 646.378280] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 [ 646.385548] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 646.392815] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 646.400093] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 19:03:09 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffffe, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:09 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7401, &(0x7f0000000200)) [ 646.407357] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:09 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 34) 19:03:09 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 646.508474] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 646.527750] FAULT_INJECTION: forcing a failure. [ 646.527750] name failslab, interval 1, probability 0, space 0, times 0 [ 646.539141] CPU: 1 PID: 3066 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 646.546943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.556302] Call Trace: [ 646.558895] dump_stack+0x1fc/0x2ef [ 646.562535] should_fail.cold+0xa/0xf [ 646.566346] ? setup_fault_attr+0x200/0x200 [ 646.570676] ? __es_tree_search.isra.0+0x1af/0x210 [ 646.575622] __should_failslab+0x115/0x180 [ 646.579863] should_failslab+0x5/0x10 [ 646.583669] kmem_cache_alloc+0x3f/0x370 [ 646.587739] __es_insert_extent+0x39b/0x13b0 [ 646.592173] ext4_es_insert_extent+0x22e/0x5e0 [ 646.596764] ? ext4_map_blocks+0x59f/0x1a50 [ 646.601095] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 646.606918] ext4_map_blocks+0xa2a/0x1a50 [ 646.611082] ? ext4_issue_zeroout+0x160/0x160 [ 646.615586] ? __brelse+0x84/0xa0 [ 646.619050] ? __ext4_new_inode+0x2eb/0x5a20 [ 646.623473] ext4_getblk+0xad/0x4f0 [ 646.627111] ? ext4_iomap_begin+0xe00/0xe00 [ 646.631450] ? ext4_free_inode+0x1780/0x1780 [ 646.636646] ? debug_check_no_obj_freed+0x201/0x490 [ 646.641669] ? __dquot_initialize+0x298/0xb70 [ 646.646176] ext4_bread+0x7c/0x210 [ 646.649720] ? ext4_getblk+0x4f0/0x4f0 [ 646.653617] ? dquot_initialize_needed+0x290/0x290 [ 646.658562] ? trace_hardirqs_off+0x64/0x200 [ 646.662985] ext4_append+0x155/0x370 [ 646.666706] ext4_mkdir+0x5bd/0xe10 [ 646.670345] ? ext4_init_dot_dotdot+0x600/0x600 [ 646.675022] ? generic_permission+0x116/0x4d0 [ 646.679532] ? inode_permission.part.0+0x10c/0x450 [ 646.684476] vfs_mkdir+0x508/0x7a0 [ 646.688025] do_mkdirat+0x262/0x2d0 [ 646.691661] ? __ia32_sys_mknod+0x120/0x120 [ 646.695995] ? trace_hardirqs_off_caller+0x6e/0x210 [ 646.701015] ? do_syscall_64+0x21/0x620 [ 646.704999] do_syscall_64+0xf9/0x620 [ 646.708811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 646.711470] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 646.713996] RIP: 0033:0x7f250541ab47 [ 646.726092] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 646.744998] RSP: 002b:00007f2502990fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 646.752808] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541ab47 19:03:09 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x225c17d03, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 646.760107] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 646.767387] RBP: 00007f2502991040 R08: 0000000000000000 R09: ffffffffffffffff [ 646.774664] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 646.781944] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:09 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 35) 19:03:09 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x20000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 646.892747] FAULT_INJECTION: forcing a failure. [ 646.892747] name failslab, interval 1, probability 0, space 0, times 0 [ 646.911360] CPU: 1 PID: 3087 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 646.919187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.928633] Call Trace: [ 646.931240] dump_stack+0x1fc/0x2ef [ 646.934890] should_fail.cold+0xa/0xf [ 646.938702] ? setup_fault_attr+0x200/0x200 [ 646.943032] ? lock_acquire+0x170/0x3c0 [ 646.947040] __should_failslab+0x115/0x180 [ 646.951295] should_failslab+0x5/0x10 [ 646.955107] kmem_cache_alloc_trace+0x284/0x380 [ 646.959788] ? _copy_from_user+0xd2/0x130 [ 646.963951] copy_mount_options+0x59/0x380 [ 646.968208] ksys_mount+0x9b/0x130 [ 646.971764] __x64_sys_mount+0xba/0x150 [ 646.975773] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 646.980369] do_syscall_64+0xf9/0x620 [ 646.984186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 646.989384] RIP: 0033:0x7f250541cf6a [ 646.993103] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 647.012115] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.019957] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 647.027239] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 647.034524] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 647.042259] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 647.049538] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:10 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:10 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:10 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7500, &(0x7f0000000200)) 19:03:10 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x7ffffffff000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:10 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 36) 19:03:10 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = gettid() process_vm_writev(r1, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) sched_setattr(r1, &(0x7f00000002c0)={0x38, 0x1, 0x9, 0x7, 0x101, 0x3, 0xddf7, 0x0, 0xc3, 0x6000000}, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000040)='./file0\x00', 0xffc00087, 0x1, &(0x7f0000000240)=[{&(0x7f0000000180)="8fe3ada359ef6d896c7d4e569cdd5492deb202f42bb95bc5f2d9b4ffb92ba9fe62c6016d27855bd1ab7cbdda974a57b91381849178af813b0d0b70d02f4ba56d6aa6527c00f52043344d1255522d312133c99252de77ab38a3678023699fdfd77702ae43a051c030c8f6c31c17601a59201c8a94b0ac729167897fa6376e57f4c46924df3c8a801ba0928c0f5bd556fd31d4cc", 0x93, 0x401}], 0x0, &(0x7f0000000280)={[], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@euid_lt}]}) r3 = gettid() process_vm_writev(r3, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) process_vm_writev(r3, &(0x7f00000003c0)=[{&(0x7f0000000300)=""/78, 0x4e}], 0x1, &(0x7f0000000580)=[{&(0x7f0000000400)=""/98, 0x62}, {&(0x7f0000000480)=""/240, 0xf0}, {&(0x7f00000006c0)=""/4096, 0x1000}, {&(0x7f00000016c0)=""/215, 0xd7}, {&(0x7f00000017c0)=""/161, 0xa1}], 0x5, 0x0) r4 = gettid() process_vm_writev(r4, &(0x7f0000000000)=[{&(0x7f00008f9f09)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xffffff4e}], 0x23a, 0x0) process_vm_writev(r4, &(0x7f0000001b40)=[{&(0x7f0000001880)=""/211, 0xd3}, {&(0x7f0000001980)=""/187, 0xbb}, {&(0x7f0000001a40)=""/243, 0xf3}], 0x3, &(0x7f0000002e80)=[{&(0x7f0000001b80)=""/50, 0x32}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000002bc0)=""/2, 0x2}, {&(0x7f0000002c00)=""/31, 0x1f}, {&(0x7f0000002c40)=""/37, 0x25}, {&(0x7f0000002c80)=""/227, 0xe3}, {&(0x7f0000002d80)=""/238, 0xee}], 0x7, 0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 647.254152] FAULT_INJECTION: forcing a failure. [ 647.254152] name failslab, interval 1, probability 0, space 0, times 0 [ 647.289460] CPU: 0 PID: 3106 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 647.297285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.306648] Call Trace: [ 647.309247] dump_stack+0x1fc/0x2ef [ 647.312932] should_fail.cold+0xa/0xf [ 647.316742] ? setup_fault_attr+0x200/0x200 [ 647.321091] ? lock_acquire+0x170/0x3c0 [ 647.325084] __should_failslab+0x115/0x180 [ 647.329333] should_failslab+0x5/0x10 [ 647.333144] __kmalloc_track_caller+0x2a6/0x3c0 [ 647.337821] ? strndup_user+0x70/0x120 [ 647.341718] ? _copy_from_user+0xd2/0x130 [ 647.345878] memdup_user+0x22/0xb0 [ 647.349432] strndup_user+0x70/0x120 [ 647.353159] ksys_mount+0x6f/0x130 [ 647.356707] __x64_sys_mount+0xba/0x150 [ 647.360699] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 647.365287] do_syscall_64+0xf9/0x620 [ 647.369102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 647.374296] RIP: 0033:0x7f250541cf6a [ 647.378016] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 647.396921] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.404638] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 647.411914] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 647.419188] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 647.426462] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 647.433735] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:10 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:10 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7501, &(0x7f0000000200)) [ 647.506131] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:10 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 37) 19:03:10 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x20000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 647.718579] FAULT_INJECTION: forcing a failure. [ 647.718579] name failslab, interval 1, probability 0, space 0, times 0 [ 647.756157] CPU: 1 PID: 3135 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 647.763996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.773358] Call Trace: [ 647.775967] dump_stack+0x1fc/0x2ef [ 647.779622] should_fail.cold+0xa/0xf [ 647.783449] ? setup_fault_attr+0x200/0x200 [ 647.787799] ? lock_acquire+0x170/0x3c0 [ 647.791876] __should_failslab+0x115/0x180 [ 647.796125] should_failslab+0x5/0x10 [ 647.799938] __kmalloc_track_caller+0x2a6/0x3c0 [ 647.804625] ? strndup_user+0x70/0x120 [ 647.808521] ? _copy_from_user+0xd2/0x130 [ 647.812685] memdup_user+0x22/0xb0 [ 647.816241] strndup_user+0x70/0x120 [ 647.819970] ksys_mount+0x6f/0x130 [ 647.823525] __x64_sys_mount+0xba/0x150 [ 647.827518] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 647.832114] do_syscall_64+0xf9/0x620 [ 647.835933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 647.841132] RIP: 0033:0x7f250541cf6a [ 647.844856] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:03:10 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xf0ffffff7f0000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 647.863855] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.871575] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 647.878856] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 647.886126] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 647.893404] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 647.900680] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:10 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:10 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:10 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7600, &(0x7f0000000200)) 19:03:10 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 38) 19:03:11 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x100000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 648.082580] FAULT_INJECTION: forcing a failure. [ 648.082580] name failslab, interval 1, probability 0, space 0, times 0 [ 648.140527] CPU: 0 PID: 3150 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 648.148364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 648.157756] Call Trace: [ 648.160357] dump_stack+0x1fc/0x2ef [ 648.164003] should_fail.cold+0xa/0xf [ 648.167825] ? setup_fault_attr+0x200/0x200 [ 648.172156] ? lock_acquire+0x170/0x3c0 [ 648.176146] __should_failslab+0x115/0x180 [ 648.180467] should_failslab+0x5/0x10 [ 648.184281] __kmalloc_track_caller+0x2a6/0x3c0 [ 648.188962] ? strndup_user+0x70/0x120 [ 648.192865] ? _copy_from_user+0xd2/0x130 [ 648.197028] memdup_user+0x22/0xb0 [ 648.200582] strndup_user+0x70/0x120 [ 648.204312] ksys_mount+0x6f/0x130 [ 648.207866] __x64_sys_mount+0xba/0x150 [ 648.211853] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 648.216449] do_syscall_64+0xf9/0x620 [ 648.220263] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 648.225462] RIP: 0033:0x7f250541cf6a [ 648.229181] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 648.248110] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 648.255888] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 648.263160] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 648.270459] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 648.277736] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 19:03:11 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7601, &(0x7f0000000200)) [ 648.284995] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 648.383643] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 648.480215] FAT-fs (loop1): Unrecognized mount option "mask=^MAY_APPEND" or missing value 19:03:11 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f0000000000), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x20000000000000}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:11 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x200000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:11 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 39) 19:03:11 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:11 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7700, &(0x7f0000000200)) 19:03:11 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:11 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7701, &(0x7f0000000200)) [ 648.673185] FAULT_INJECTION: forcing a failure. [ 648.673185] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 648.685029] CPU: 1 PID: 3193 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 648.692833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 648.702193] Call Trace: [ 648.704793] dump_stack+0x1fc/0x2ef [ 648.708438] should_fail.cold+0xa/0xf [ 648.712249] ? perf_trace_lock_acquire+0x530/0x530 [ 648.717192] ? setup_fault_attr+0x200/0x200 [ 648.721529] ? perf_trace_lock_acquire+0x530/0x530 [ 648.726472] __alloc_pages_nodemask+0x239/0x2890 [ 648.731243] ? cmp_ex_search+0x87/0xb0 [ 648.735141] ? __lock_acquire+0x6de/0x3ff0 [ 648.739389] ? copy_mount_options+0x1e9/0x380 [ 648.743896] ? perf_trace_lock+0xe2/0x4b0 [ 648.748053] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 648.752908] ? ex_handler_default+0x14/0x90 [ 648.757238] ? check_preemption_disabled+0x41/0x280 [ 648.762260] ? perf_trace_lock+0xe2/0x4b0 [ 648.766411] ? no_context+0xce/0x940 [ 648.770220] ? perf_trace_lock_acquire+0x530/0x530 [ 648.775164] ? bad_area_access_error+0x23b/0x4a0 [ 648.779935] cache_grow_begin+0xa4/0x8a0 [ 648.784003] ? setup_fault_attr+0x200/0x200 [ 648.788326] ? lock_acquire+0x170/0x3c0 [ 648.792311] cache_alloc_refill+0x273/0x340 [ 648.796657] kmem_cache_alloc+0x346/0x370 [ 648.800818] getname_flags+0xce/0x590 [ 648.804654] user_path_at_empty+0x2a/0x50 [ 648.808810] do_mount+0x147/0x2f50 [ 648.812356] ? cmp_ex_sort+0xc0/0xc0 [ 648.816076] ? __do_page_fault+0x180/0xd60 [ 648.820316] ? copy_mount_string+0x40/0x40 [ 648.824567] ? memset+0x20/0x40 [ 648.827877] ? copy_mount_options+0x26f/0x380 [ 648.832385] ksys_mount+0xcf/0x130 [ 648.835933] __x64_sys_mount+0xba/0x150 [ 648.839917] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 648.844504] do_syscall_64+0xf9/0x620 [ 648.848321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 648.853519] RIP: 0033:0x7f250541cf6a [ 648.857243] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 648.876182] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 648.883898] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 648.891171] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 648.898441] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 648.905713] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 648.912987] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:11 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x300000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 648.946759] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x37dc12502000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:12 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7800, &(0x7f0000000200)) 19:03:12 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 40) 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x400000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 649.138168] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 649.218683] FAULT_INJECTION: forcing a failure. [ 649.218683] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 649.230535] CPU: 0 PID: 3233 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 649.238341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 649.247757] Call Trace: [ 649.250359] dump_stack+0x1fc/0x2ef [ 649.254096] should_fail.cold+0xa/0xf [ 649.257916] ? perf_trace_lock_acquire+0x530/0x530 [ 649.262864] ? setup_fault_attr+0x200/0x200 19:03:12 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x10000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x600000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 649.267210] ? perf_trace_lock_acquire+0x530/0x530 [ 649.272157] __alloc_pages_nodemask+0x239/0x2890 [ 649.276934] ? cmp_ex_search+0x87/0xb0 [ 649.280922] ? __lock_acquire+0x6de/0x3ff0 [ 649.285171] ? copy_mount_options+0x1e9/0x380 [ 649.289674] ? perf_trace_lock+0xe2/0x4b0 [ 649.293922] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 649.298776] ? ex_handler_default+0x14/0x90 [ 649.303117] ? check_preemption_disabled+0x41/0x280 [ 649.308144] ? perf_trace_lock+0xe2/0x4b0 [ 649.312298] ? no_context+0xce/0x940 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x800000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 649.316030] ? perf_trace_lock_acquire+0x530/0x530 [ 649.320987] ? bad_area_access_error+0x23b/0x4a0 [ 649.325768] cache_grow_begin+0xa4/0x8a0 [ 649.329848] ? setup_fault_attr+0x200/0x200 [ 649.334180] ? lock_acquire+0x170/0x3c0 [ 649.338166] cache_alloc_refill+0x273/0x340 [ 649.342506] kmem_cache_alloc+0x346/0x370 [ 649.346673] getname_flags+0xce/0x590 [ 649.350488] user_path_at_empty+0x2a/0x50 [ 649.354654] do_mount+0x147/0x2f50 [ 649.358213] ? cmp_ex_sort+0xc0/0xc0 [ 649.361940] ? __do_page_fault+0x180/0xd60 [ 649.366183] ? copy_mount_string+0x40/0x40 [ 649.370438] ? memset+0x20/0x40 [ 649.373728] ? copy_mount_options+0x26f/0x380 [ 649.378234] ksys_mount+0xcf/0x130 [ 649.381790] __x64_sys_mount+0xba/0x150 [ 649.385785] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 649.390382] do_syscall_64+0xf9/0x620 [ 649.394249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 649.399454] RIP: 0033:0x7f250541cf6a 19:03:12 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xb00000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 649.403172] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 649.422079] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 649.429802] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 649.437082] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 649.444365] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 649.451654] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 649.458930] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:12 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:12 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7801, &(0x7f0000000200)) [ 649.479506] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:12 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 41) [ 649.563150] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:12 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7900, &(0x7f0000000200)) [ 649.679416] FAULT_INJECTION: forcing a failure. [ 649.679416] name failslab, interval 1, probability 0, space 0, times 0 [ 649.765372] CPU: 0 PID: 3265 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 649.773208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 649.782661] Call Trace: [ 649.785263] dump_stack+0x1fc/0x2ef [ 649.788902] should_fail.cold+0xa/0xf [ 649.792710] ? setup_fault_attr+0x200/0x200 [ 649.797036] ? lock_acquire+0x170/0x3c0 [ 649.801019] __should_failslab+0x115/0x180 [ 649.805345] should_failslab+0x5/0x10 [ 649.809151] kmem_cache_alloc+0x277/0x370 [ 649.813306] alloc_vfsmnt+0x23/0x780 [ 649.817022] ? _raw_read_unlock+0x29/0x40 [ 649.821172] vfs_kern_mount.part.0+0x27/0x470 [ 649.825674] do_mount+0x115c/0x2f50 [ 649.829392] ? cmp_ex_sort+0xc0/0xc0 [ 649.833110] ? __do_page_fault+0x180/0xd60 [ 649.837364] ? copy_mount_string+0x40/0x40 [ 649.841619] ? memset+0x20/0x40 [ 649.844908] ? copy_mount_options+0x26f/0x380 [ 649.849418] ksys_mount+0xcf/0x130 [ 649.852968] __x64_sys_mount+0xba/0x150 [ 649.856950] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 649.861569] do_syscall_64+0xf9/0x620 [ 649.865386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 649.870585] RIP: 0033:0x7f250541cf6a [ 649.874315] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 649.893229] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 649.901201] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 649.908473] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 19:03:12 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3f00000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:12 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x14dd160a, 0x77167008}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f00000001c0)='./file0\x00', 0x8, 0x1, &(0x7f0000000200)=[{&(0x7f00000006c0)="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", 0x1000, 0x62}], 0x1808c61, &(0x7f0000000280)={[{'msdos\x00'}], [{@dont_measure}]}) gettid() [ 649.915747] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 649.923104] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 649.930374] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 650.012262] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:13 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x14dd160a, 0x77167008}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f00000001c0)='./file0\x00', 0x8, 0x1, &(0x7f0000000200)=[{&(0x7f00000006c0)="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", 0x1000, 0x62}], 0x1808c61, &(0x7f0000000280)={[{'msdos\x00'}], [{@dont_measure}]}) gettid() 19:03:13 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7901, &(0x7f0000000200)) 19:03:13 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000000000000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:13 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x100000001, 0x8}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:13 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 42) [ 650.302623] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:13 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 650.406715] FAULT_INJECTION: forcing a failure. [ 650.406715] name failslab, interval 1, probability 0, space 0, times 0 [ 650.418510] CPU: 0 PID: 3300 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 650.426326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.435780] Call Trace: [ 650.438380] dump_stack+0x1fc/0x2ef [ 650.442021] should_fail.cold+0xa/0xf [ 650.445833] ? setup_fault_attr+0x200/0x200 [ 650.450165] ? lock_acquire+0x170/0x3c0 19:03:13 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7a00, &(0x7f0000000200)) [ 650.454156] __should_failslab+0x115/0x180 [ 650.458402] should_failslab+0x5/0x10 [ 650.462212] __kmalloc_track_caller+0x2a6/0x3c0 [ 650.466896] ? btrfs_mount+0xb5/0xaa0 [ 650.470716] kstrdup+0x36/0x70 [ 650.473919] btrfs_mount+0xb5/0xaa0 [ 650.477562] ? btrfs_show_options+0xfd0/0xfd0 [ 650.482069] ? __mutex_unlock_slowpath+0xea/0x610 [ 650.486940] ? check_preemption_disabled+0x41/0x280 [ 650.491963] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 650.496970] ? pcpu_alloc+0xc9/0x1190 [ 650.500759] ? __lockdep_init_map+0x100/0x5a0 [ 650.505317] mount_fs+0xa3/0x310 [ 650.508676] vfs_kern_mount.part.0+0x68/0x470 [ 650.513179] do_mount+0x115c/0x2f50 [ 650.516797] ? cmp_ex_sort+0xc0/0xc0 [ 650.520499] ? __do_page_fault+0x180/0xd60 [ 650.524722] ? copy_mount_string+0x40/0x40 [ 650.528969] ? memset+0x20/0x40 [ 650.532255] ? copy_mount_options+0x26f/0x380 [ 650.536853] ksys_mount+0xcf/0x130 [ 650.540384] __x64_sys_mount+0xba/0x150 [ 650.544348] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 650.548916] do_syscall_64+0xf9/0x620 [ 650.552712] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 650.557894] RIP: 0033:0x7f250541cf6a [ 650.561604] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 650.580492] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 650.588190] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 650.595461] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 650.602726] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 650.609995] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 650.617267] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:13 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xeffdffffffffffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:13 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 43) 19:03:13 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xf6ffffff00000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 650.779103] FAULT_INJECTION: forcing a failure. [ 650.779103] name failslab, interval 1, probability 0, space 0, times 0 [ 650.854619] CPU: 0 PID: 3328 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 650.862453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.871814] Call Trace: [ 650.874416] dump_stack+0x1fc/0x2ef [ 650.878060] should_fail.cold+0xa/0xf [ 650.881876] ? setup_fault_attr+0x200/0x200 [ 650.886208] ? lock_acquire+0x170/0x3c0 [ 650.890199] __should_failslab+0x115/0x180 [ 650.894448] should_failslab+0x5/0x10 [ 650.898258] kmem_cache_alloc+0x277/0x370 [ 650.902419] alloc_vfsmnt+0x23/0x780 [ 650.906148] vfs_kern_mount.part.0+0x27/0x470 [ 650.910652] ? kfree+0x110/0x210 [ 650.914028] vfs_kern_mount+0x3c/0x60 [ 650.917845] btrfs_mount+0x23a/0xaa0 [ 650.921625] ? btrfs_show_options+0xfd0/0xfd0 [ 650.926128] ? __mutex_unlock_slowpath+0xea/0x610 [ 650.930987] ? check_preemption_disabled+0x41/0x280 [ 650.936025] ? pcpu_alloc+0xc9/0x1190 [ 650.939837] ? __lockdep_init_map+0x100/0x5a0 [ 650.944347] mount_fs+0xa3/0x310 [ 650.947736] vfs_kern_mount.part.0+0x68/0x470 19:03:13 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x14dd160a, 0x77167008}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f00000001c0)='./file0\x00', 0x8, 0x1, &(0x7f0000000200)=[{&(0x7f00000006c0)="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", 0x1000, 0x62}], 0x1808c61, &(0x7f0000000280)={[{'msdos\x00'}], [{@dont_measure}]}) gettid() [ 650.952244] do_mount+0x115c/0x2f50 [ 650.955880] ? cmp_ex_sort+0xc0/0xc0 [ 650.959604] ? __do_page_fault+0x180/0xd60 [ 650.963940] ? copy_mount_string+0x40/0x40 [ 650.968197] ? memset+0x20/0x40 [ 650.971489] ? copy_mount_options+0x26f/0x380 [ 650.976006] ksys_mount+0xcf/0x130 [ 650.979572] __x64_sys_mount+0xba/0x150 [ 650.983561] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 650.988162] do_syscall_64+0xf9/0x620 [ 650.992066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 650.997258] RIP: 0033:0x7f250541cf6a [ 651.000983] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 651.019892] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 651.027603] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 651.034879] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 651.042146] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 19:03:14 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7a01, &(0x7f0000000200)) [ 651.049415] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 651.056683] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:14 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfcfdffff00000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 651.153722] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:14 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfdfdffff00000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 651.232791] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:14 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7b00, &(0x7f0000000200)) 19:03:14 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x10000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:14 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfeffffff00000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:14 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 44) 19:03:14 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7b01, &(0x7f0000000200)) 19:03:14 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x10100}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:14 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 651.549943] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 651.578797] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 651.616863] FAULT_INJECTION: forcing a failure. [ 651.616863] name failslab, interval 1, probability 0, space 0, times 0 [ 651.648130] CPU: 0 PID: 3374 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 651.656005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 651.665369] Call Trace: [ 651.667971] dump_stack+0x1fc/0x2ef [ 651.671617] should_fail.cold+0xa/0xf [ 651.675439] ? setup_fault_attr+0x200/0x200 [ 651.679835] ? lock_acquire+0x170/0x3c0 [ 651.683827] __should_failslab+0x115/0x180 [ 651.688071] should_failslab+0x5/0x10 [ 651.691883] __kmalloc_track_caller+0x2a6/0x3c0 [ 651.696563] ? kstrdup_const+0x53/0x80 [ 651.700469] kstrdup+0x36/0x70 [ 651.703680] kstrdup_const+0x53/0x80 [ 651.707405] alloc_vfsmnt+0xb5/0x780 [ 651.711140] vfs_kern_mount.part.0+0x27/0x470 [ 651.715646] ? kfree+0x110/0x210 [ 651.719037] vfs_kern_mount+0x3c/0x60 [ 651.722855] btrfs_mount+0x23a/0xaa0 [ 651.726585] ? btrfs_show_options+0xfd0/0xfd0 [ 651.731092] ? __mutex_unlock_slowpath+0xea/0x610 [ 651.735954] ? check_preemption_disabled+0x41/0x280 [ 651.741000] ? pcpu_alloc+0xc9/0x1190 [ 651.744815] ? __lockdep_init_map+0x100/0x5a0 [ 651.749326] mount_fs+0xa3/0x310 [ 651.752796] vfs_kern_mount.part.0+0x68/0x470 [ 651.757312] do_mount+0x115c/0x2f50 [ 651.760958] ? cmp_ex_sort+0xc0/0xc0 [ 651.764689] ? __do_page_fault+0x180/0xd60 [ 651.768962] ? copy_mount_string+0x40/0x40 [ 651.773216] ? memset+0x20/0x40 [ 651.776510] ? copy_mount_options+0x26f/0x380 [ 651.781021] ksys_mount+0xcf/0x130 [ 651.784574] __x64_sys_mount+0xba/0x150 [ 651.788563] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 651.793157] do_syscall_64+0xf9/0x620 [ 651.796971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 651.802166] RIP: 0033:0x7f250541cf6a [ 651.805886] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 651.824794] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 651.832512] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 651.839797] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 651.847071] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 651.854341] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 19:03:14 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x10000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:14 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xffffffff00000000, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:14 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7c00, &(0x7f0000000200)) [ 651.861609] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:14 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 45) [ 651.903879] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 651.918174] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:14 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 651.995795] FAULT_INJECTION: forcing a failure. [ 651.995795] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 652.044274] CPU: 0 PID: 3400 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 652.052106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 652.061470] Call Trace: [ 652.064070] dump_stack+0x1fc/0x2ef [ 652.067717] should_fail.cold+0xa/0xf [ 652.071530] ? lock_acquire+0x170/0x3c0 [ 652.075527] ? setup_fault_attr+0x200/0x200 [ 652.079875] __alloc_pages_nodemask+0x239/0x2890 [ 652.084649] ? __lock_acquire+0x6de/0x3ff0 [ 652.088911] ? kernel_text_address+0xbd/0xf0 19:03:15 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x10000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:15 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7c01, &(0x7f0000000200)) [ 652.093332] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 652.098186] ? __save_stack_trace+0xaf/0x190 [ 652.102614] ? check_preemption_disabled+0x41/0x280 [ 652.107650] ? perf_trace_lock_acquire+0x530/0x530 [ 652.112588] ? perf_trace_lock+0xe2/0x4b0 [ 652.116749] ? perf_trace_lock_acquire+0x530/0x530 [ 652.121695] alloc_pages_current+0x193/0x2a0 [ 652.126114] get_zeroed_page+0x10/0x40 [ 652.130013] parse_security_options.constprop.0+0x1a/0xa0 [ 652.135566] btrfs_mount_root+0x110/0x1830 [ 652.139881] ? btrfs_decode_error+0x70/0x70 [ 652.144195] ? __mutex_unlock_slowpath+0xea/0x610 [ 652.149038] ? check_preemption_disabled+0x41/0x280 [ 652.154048] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 652.159051] ? pcpu_alloc+0xc9/0x1190 [ 652.162841] ? __lockdep_init_map+0x100/0x5a0 [ 652.167327] mount_fs+0xa3/0x310 [ 652.170680] vfs_kern_mount.part.0+0x68/0x470 [ 652.175248] ? kfree+0x110/0x210 [ 652.178660] vfs_kern_mount+0x3c/0x60 [ 652.182452] btrfs_mount+0x23a/0xaa0 [ 652.186378] ? btrfs_show_options+0xfd0/0xfd0 [ 652.190869] ? __mutex_unlock_slowpath+0xea/0x610 [ 652.195706] ? check_preemption_disabled+0x41/0x280 [ 652.200717] ? pcpu_alloc+0xc9/0x1190 [ 652.204510] ? __lockdep_init_map+0x100/0x5a0 [ 652.209017] mount_fs+0xa3/0x310 [ 652.212378] vfs_kern_mount.part.0+0x68/0x470 [ 652.216867] do_mount+0x115c/0x2f50 [ 652.220488] ? cmp_ex_sort+0xc0/0xc0 [ 652.224199] ? __do_page_fault+0x180/0xd60 [ 652.228439] ? copy_mount_string+0x40/0x40 [ 652.232683] ? memset+0x20/0x40 [ 652.235953] ? copy_mount_options+0x26f/0x380 [ 652.240437] ksys_mount+0xcf/0x130 [ 652.243967] __x64_sys_mount+0xba/0x150 [ 652.247931] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 652.252519] do_syscall_64+0xf9/0x620 [ 652.256341] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 652.261523] RIP: 0033:0x7f250541cf6a [ 652.265226] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 652.284117] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 19:03:15 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xfffffffffffffdef, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 652.291811] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 652.299066] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 652.306322] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 652.313579] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 652.320841] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:15 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0x5}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000280), 0x8, 0x0) perf_event_open(&(0x7f00000001c0)={0x0, 0x80, 0x1f, 0x4, 0x3, 0x3f, 0x0, 0xffff, 0x1013, 0x6, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x9ed, 0x2, @perf_bp={&(0x7f0000000180), 0x2}, 0x2100, 0xfffffffffffffffc, 0x9, 0x8, 0x761, 0x2, 0x2, 0x0, 0x0, 0x0, 0xc}, r1, 0x6, r3, 0x12) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r4, 0x0, 0x2d, 0x100007) write$FUSE_LK(r4, &(0x7f00000002c0)={0x28, 0x0, 0x0, {{0x4, 0x9, 0x2, r0}}}, 0x28) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:15 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 46) 19:03:15 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xffffffffffffffff, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:15 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7d00, &(0x7f0000000200)) [ 652.579219] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 652.582442] FAULT_INJECTION: forcing a failure. [ 652.582442] name failslab, interval 1, probability 0, space 0, times 0 [ 652.625443] CPU: 1 PID: 3432 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 652.633279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 652.642646] Call Trace: [ 652.645253] dump_stack+0x1fc/0x2ef [ 652.648903] should_fail.cold+0xa/0xf [ 652.652719] ? setup_fault_attr+0x200/0x200 [ 652.657055] ? lock_acquire+0x170/0x3c0 [ 652.661046] __should_failslab+0x115/0x180 [ 652.665348] should_failslab+0x5/0x10 [ 652.669196] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 652.674317] __kmalloc_node+0x38/0x70 [ 652.678134] kvmalloc_node+0xb4/0xf0 [ 652.681867] btrfs_mount_root+0x13f/0x1830 [ 652.686122] ? btrfs_decode_error+0x70/0x70 [ 652.690455] ? __mutex_unlock_slowpath+0xea/0x610 [ 652.695322] ? check_preemption_disabled+0x41/0x280 [ 652.700360] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 652.705405] ? pcpu_alloc+0xc9/0x1190 [ 652.709223] ? __lockdep_init_map+0x100/0x5a0 [ 652.713737] mount_fs+0xa3/0x310 [ 652.717124] vfs_kern_mount.part.0+0x68/0x470 [ 652.721629] ? kfree+0x110/0x210 [ 652.725011] vfs_kern_mount+0x3c/0x60 [ 652.729346] btrfs_mount+0x23a/0xaa0 [ 652.733079] ? btrfs_show_options+0xfd0/0xfd0 [ 652.737578] ? __mutex_unlock_slowpath+0xea/0x610 [ 652.742512] ? check_preemption_disabled+0x41/0x280 [ 652.747726] ? pcpu_alloc+0xc9/0x1190 [ 652.751635] ? __lockdep_init_map+0x100/0x5a0 [ 652.756132] mount_fs+0xa3/0x310 [ 652.759534] vfs_kern_mount.part.0+0x68/0x470 [ 652.764031] do_mount+0x115c/0x2f50 [ 652.767660] ? cmp_ex_sort+0xc0/0xc0 [ 652.771383] ? __do_page_fault+0x180/0xd60 [ 652.775614] ? copy_mount_string+0x40/0x40 [ 652.779878] ? memset+0x20/0x40 [ 652.783153] ? copy_mount_options+0x26f/0x380 [ 652.787645] ksys_mount+0xcf/0x130 [ 652.791187] __x64_sys_mount+0xba/0x150 [ 652.795159] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 652.799733] do_syscall_64+0xf9/0x620 [ 652.803530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 652.808803] RIP: 0033:0x7f250541cf6a 19:03:15 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:15 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x100000001, 0x8}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 652.812510] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 652.831403] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 652.839102] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 652.846363] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 652.853621] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 652.860888] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 652.868153] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:15 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7d01, &(0x7f0000000200)) 19:03:15 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:16 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:16 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8502000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:16 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x100000001, 0x8}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 653.233016] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:16 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7e00, &(0x7f0000000200)) [ 653.461290] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 653.640206] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:16 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x3, &(0x7f0000000540)=0xca) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) statx(0xffffffffffffff9c, &(0x7f0000000200)='./file0/file0\x00', 0x1000, 0x80, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16, 0x3}, {&(0x7f00000001c0)="dbed7d4cac17", 0x6, 0x1d}], 0x0, &(0x7f00000006c0)=ANY=[@ANYBLOB="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", @ANYRESDEC=r2, @ANYBLOB=',obj_role=,\x00']) r4 = openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r5, 0x0, 0x2d, 0x100007) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(r5, 0xc0189373, &(0x7f0000000500)={{0x1, 0x1, 0x18, r4, {0x1}}, './file0/file0\x00'}) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) r6 = open(0x0, 0x0, 0x0) getpeername$unix(r6, &(0x7f00000003c0), &(0x7f00000004c0)=0x6e) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) sched_setscheduler(r1, 0x1, &(0x7f0000000180)=0x8) gettid() r7 = getpid() perf_event_open(&(0x7f0000000440)={0x2, 0x80, 0x3f, 0x29, 0xf, 0xb9, 0x0, 0x1f, 0x22040, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x3, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x2, @perf_config_ext={0x8, 0x1000}, 0x10002, 0x2, 0x0, 0x2, 0x7, 0x3, 0xc, 0x0, 0xffff0001, 0x0, 0x7}, r7, 0xa, 0xffffffffffffffff, 0x4) 19:03:16 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8503000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:16 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 47) 19:03:16 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7e01, &(0x7f0000000200)) 19:03:16 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x100000001, 0x8}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:16 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 653.819206] FAULT_INJECTION: forcing a failure. [ 653.819206] name failslab, interval 1, probability 0, space 0, times 0 [ 653.848029] FAT-fs (loop1): Unrecognized mount option "dont_measure" or missing value 19:03:16 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8504000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:16 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7f00, &(0x7f0000000200)) [ 653.977930] CPU: 1 PID: 3501 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 653.985767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 653.995128] Call Trace: [ 653.997721] dump_stack+0x1fc/0x2ef [ 654.001350] should_fail.cold+0xa/0xf [ 654.005150] ? setup_fault_attr+0x200/0x200 [ 654.009468] ? lock_acquire+0x170/0x3c0 [ 654.013456] __should_failslab+0x115/0x180 [ 654.017696] should_failslab+0x5/0x10 [ 654.021496] kmem_cache_alloc_trace+0x284/0x380 [ 654.026182] btrfs_mount_root+0x1e1/0x1830 [ 654.030428] ? btrfs_decode_error+0x70/0x70 [ 654.034834] ? __mutex_unlock_slowpath+0xea/0x610 [ 654.039763] ? check_preemption_disabled+0x41/0x280 [ 654.044784] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 654.049795] ? pcpu_alloc+0xc9/0x1190 [ 654.053592] ? __lockdep_init_map+0x100/0x5a0 [ 654.058082] mount_fs+0xa3/0x310 [ 654.061446] vfs_kern_mount.part.0+0x68/0x470 [ 654.065934] ? kfree+0x110/0x210 [ 654.069318] vfs_kern_mount+0x3c/0x60 [ 654.073136] btrfs_mount+0x23a/0xaa0 [ 654.076846] ? btrfs_show_options+0xfd0/0xfd0 [ 654.081333] ? __mutex_unlock_slowpath+0xea/0x610 [ 654.086171] ? check_preemption_disabled+0x41/0x280 [ 654.091188] ? pcpu_alloc+0xc9/0x1190 [ 654.094989] ? __lockdep_init_map+0x100/0x5a0 [ 654.099478] mount_fs+0xa3/0x310 [ 654.102843] vfs_kern_mount.part.0+0x68/0x470 [ 654.107338] do_mount+0x115c/0x2f50 [ 654.110964] ? cmp_ex_sort+0xc0/0xc0 [ 654.114672] ? __do_page_fault+0x180/0xd60 [ 654.118921] ? copy_mount_string+0x40/0x40 [ 654.123167] ? memset+0x20/0x40 [ 654.126536] ? copy_mount_options+0x26f/0x380 [ 654.131025] ksys_mount+0xcf/0x130 [ 654.134560] __x64_sys_mount+0xba/0x150 [ 654.138528] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 654.143123] do_syscall_64+0xf9/0x620 [ 654.146928] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 654.152124] RIP: 0033:0x7f250541cf6a [ 654.155826] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 654.174802] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 654.182502] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 654.189778] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 654.197038] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 654.204298] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 654.211572] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:17 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8506000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 654.303489] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:17 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8508000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:17 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x7f01, &(0x7f0000000200)) 19:03:17 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e850b000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 654.557796] FAT-fs (loop1): Unrecognized mount option "dont_measure" or missing value [ 654.579338] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:17 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) r2 = getpgrp(r0) ptrace$setopts(0x4200, r2, 0x81, 0x48) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:17 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:17 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8100, &(0x7f0000000200)) 19:03:17 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 48) 19:03:17 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:17 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8510000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:17 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500030000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 654.711186] FAULT_INJECTION: forcing a failure. [ 654.711186] name failslab, interval 1, probability 0, space 0, times 0 [ 654.758468] CPU: 1 PID: 3559 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 654.766305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 654.775666] Call Trace: [ 654.778273] dump_stack+0x1fc/0x2ef [ 654.781920] should_fail.cold+0xa/0xf [ 654.785736] ? setup_fault_attr+0x200/0x200 [ 654.790075] ? lock_acquire+0x170/0x3c0 [ 654.794083] __should_failslab+0x115/0x180 [ 654.798332] should_failslab+0x5/0x10 [ 654.802141] kmem_cache_alloc_trace+0x284/0x380 [ 654.806827] btrfs_mount_root+0x188/0x1830 [ 654.811078] ? btrfs_decode_error+0x70/0x70 [ 654.815409] ? __mutex_unlock_slowpath+0xea/0x610 [ 654.820266] ? check_preemption_disabled+0x41/0x280 [ 654.825302] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 654.830470] ? pcpu_alloc+0xc9/0x1190 [ 654.834288] ? __lockdep_init_map+0x100/0x5a0 [ 654.838808] mount_fs+0xa3/0x310 [ 654.842191] vfs_kern_mount.part.0+0x68/0x470 [ 654.846698] ? kfree+0x110/0x210 [ 654.850083] vfs_kern_mount+0x3c/0x60 [ 654.853900] btrfs_mount+0x23a/0xaa0 [ 654.857626] ? btrfs_show_options+0xfd0/0xfd0 [ 654.862123] ? __mutex_unlock_slowpath+0xea/0x610 [ 654.866977] ? check_preemption_disabled+0x41/0x280 [ 654.872008] ? pcpu_alloc+0xc9/0x1190 [ 654.875816] ? __lockdep_init_map+0x100/0x5a0 [ 654.880316] mount_fs+0xa3/0x310 [ 654.883698] vfs_kern_mount.part.0+0x68/0x470 [ 654.888199] do_mount+0x115c/0x2f50 [ 654.891848] ? cmp_ex_sort+0xc0/0xc0 [ 654.895567] ? __do_page_fault+0x180/0xd60 [ 654.899805] ? copy_mount_string+0x40/0x40 [ 654.904063] ? memset+0x20/0x40 [ 654.907355] ? copy_mount_options+0x26f/0x380 [ 654.911866] ksys_mount+0xcf/0x130 [ 654.915431] __x64_sys_mount+0xba/0x150 [ 654.919417] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 654.924003] do_syscall_64+0xf9/0x620 [ 654.927813] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 654.933000] RIP: 0033:0x7f250541cf6a [ 654.936714] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 654.955613] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 654.963321] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 654.970687] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 654.978044] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 654.985308] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 654.992574] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:18 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8101, &(0x7f0000000200)) 19:03:18 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500060000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 655.123725] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 655.163492] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:18 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85000b0000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:18 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 49) 19:03:18 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8200, &(0x7f0000000200)) [ 655.404479] FAULT_INJECTION: forcing a failure. [ 655.404479] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 655.416338] CPU: 1 PID: 3600 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 655.424269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 655.433638] Call Trace: [ 655.436238] dump_stack+0x1fc/0x2ef [ 655.439885] should_fail.cold+0xa/0xf [ 655.443705] ? setup_fault_attr+0x200/0x200 [ 655.448039] ? is_bpf_text_address+0xfc/0x1b0 [ 655.452550] ? kernel_text_address+0xbd/0xf0 [ 655.456996] __alloc_pages_nodemask+0x239/0x2890 [ 655.461787] ? __lock_acquire+0x6de/0x3ff0 [ 655.466046] ? mount_fs+0xa3/0x310 [ 655.469590] ? vfs_kern_mount.part.0+0x68/0x470 [ 655.474265] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 655.479115] ? vfs_kern_mount.part.0+0x68/0x470 [ 655.483790] ? do_mount+0x115c/0x2f50 [ 655.487590] ? ksys_mount+0xcf/0x130 [ 655.491305] ? __x64_sys_mount+0xba/0x150 [ 655.495455] ? do_syscall_64+0xf9/0x620 [ 655.499435] ? check_preemption_disabled+0x41/0x280 [ 655.504459] ? perf_trace_lock+0xe2/0x4b0 [ 655.508615] ? perf_trace_lock_acquire+0x530/0x530 [ 655.513549] ? debug_check_no_obj_freed+0xb5/0x490 [ 655.518489] ? should_fail+0x142/0x7b0 [ 655.522390] ? fs_reclaim_release+0xd0/0x110 [ 655.526809] ? setup_fault_attr+0x200/0x200 [ 655.531146] cache_grow_begin+0xa4/0x8a0 [ 655.535213] ? setup_fault_attr+0x200/0x200 [ 655.539544] ? lock_acquire+0x170/0x3c0 [ 655.543529] cache_alloc_refill+0x273/0x340 [ 655.547864] kmem_cache_alloc_trace+0x354/0x380 [ 655.552550] btrfs_mount_root+0x1e1/0x1830 [ 655.556804] ? btrfs_decode_error+0x70/0x70 [ 655.561143] ? __mutex_unlock_slowpath+0xea/0x610 [ 655.566008] ? check_preemption_disabled+0x41/0x280 [ 655.571040] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 655.576067] ? pcpu_alloc+0xc9/0x1190 [ 655.579878] ? __lockdep_init_map+0x100/0x5a0 [ 655.584389] mount_fs+0xa3/0x310 [ 655.587778] vfs_kern_mount.part.0+0x68/0x470 [ 655.592285] ? kfree+0x110/0x210 [ 655.595670] vfs_kern_mount+0x3c/0x60 [ 655.599484] btrfs_mount+0x23a/0xaa0 [ 655.603212] ? btrfs_show_options+0xfd0/0xfd0 [ 655.607712] ? __mutex_unlock_slowpath+0xea/0x610 [ 655.612568] ? check_preemption_disabled+0x41/0x280 [ 655.617830] ? pcpu_alloc+0xc9/0x1190 [ 655.621632] ? __lockdep_init_map+0x100/0x5a0 [ 655.626139] mount_fs+0xa3/0x310 [ 655.629508] vfs_kern_mount.part.0+0x68/0x470 [ 655.634094] do_mount+0x115c/0x2f50 [ 655.637713] ? cmp_ex_sort+0xc0/0xc0 [ 655.641414] ? __do_page_fault+0x180/0xd60 [ 655.645694] ? copy_mount_string+0x40/0x40 [ 655.649931] ? memset+0x20/0x40 [ 655.653209] ? copy_mount_options+0x26f/0x380 [ 655.657778] ksys_mount+0xcf/0x130 [ 655.661315] __x64_sys_mount+0xba/0x150 [ 655.665275] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 655.669843] do_syscall_64+0xf9/0x620 [ 655.673631] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 655.678805] RIP: 0033:0x7f250541cf6a [ 655.682504] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:03:18 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:18 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:18 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500200000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:18 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) openat$incfs(r2, &(0x7f0000000180)='.pending_reads\x00', 0x80, 0x1c0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:18 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8201, &(0x7f0000000200)) [ 655.701390] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 655.709279] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 655.716542] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 655.723807] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 655.731067] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 655.738326] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 655.769574] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:18 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85003f0000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:18 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8300, &(0x7f0000000200)) 19:03:19 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fdef0000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:19 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 50) [ 656.089317] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:19 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85effd0000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 656.200787] FAULT_INJECTION: forcing a failure. [ 656.200787] name failslab, interval 1, probability 0, space 0, times 0 [ 656.219347] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 656.287155] CPU: 0 PID: 3645 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 656.294997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 656.304459] Call Trace: [ 656.307070] dump_stack+0x1fc/0x2ef [ 656.310804] should_fail.cold+0xa/0xf [ 656.314622] ? setup_fault_attr+0x200/0x200 [ 656.319033] ? lock_acquire+0x170/0x3c0 [ 656.323030] __should_failslab+0x115/0x180 [ 656.327281] should_failslab+0x5/0x10 [ 656.331093] kmem_cache_alloc+0x277/0x370 [ 656.335254] getname_kernel+0x4e/0x370 [ 656.339163] kern_path+0x1b/0x40 [ 656.342541] lookup_bdev+0xfc/0x220 [ 656.346182] ? bd_acquire+0x440/0x440 [ 656.349988] ? debug_check_no_obj_freed+0x201/0x490 [ 656.355021] blkdev_get_by_path+0x1b/0xd0 [ 656.359189] btrfs_scan_one_device+0xd0/0xd00 [ 656.363700] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 656.368817] ? debug_check_no_obj_freed+0x201/0x490 [ 656.373851] ? device_list_add+0xdd0/0xdd0 [ 656.378103] ? kfree+0x110/0x210 [ 656.381481] ? btrfs_mount_root+0x107a/0x1830 19:03:19 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000200000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 656.385987] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 656.390589] btrfs_mount_root+0x9df/0x1830 [ 656.394846] ? btrfs_decode_error+0x70/0x70 [ 656.399195] ? __mutex_unlock_slowpath+0xea/0x610 [ 656.404052] ? check_preemption_disabled+0x41/0x280 [ 656.409088] ? pcpu_alloc+0xc9/0x1190 [ 656.412904] ? __lockdep_init_map+0x100/0x5a0 [ 656.417590] mount_fs+0xa3/0x310 [ 656.420972] vfs_kern_mount.part.0+0x68/0x470 [ 656.425478] ? kfree+0x110/0x210 [ 656.428860] vfs_kern_mount+0x3c/0x60 [ 656.432674] btrfs_mount+0x23a/0xaa0 [ 656.436399] ? btrfs_show_options+0xfd0/0xfd0 [ 656.440904] ? __mutex_unlock_slowpath+0xea/0x610 [ 656.445766] ? check_preemption_disabled+0x41/0x280 [ 656.450802] ? pcpu_alloc+0xc9/0x1190 [ 656.454622] ? __lockdep_init_map+0x100/0x5a0 [ 656.459131] mount_fs+0xa3/0x310 [ 656.462520] vfs_kern_mount.part.0+0x68/0x470 [ 656.467031] do_mount+0x115c/0x2f50 [ 656.470758] ? cmp_ex_sort+0xc0/0xc0 [ 656.474481] ? __do_page_fault+0x180/0xd60 [ 656.478732] ? copy_mount_string+0x40/0x40 [ 656.482982] ? memset+0x20/0x40 19:03:19 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500002000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 656.486268] ? copy_mount_options+0x26f/0x380 [ 656.490777] ksys_mount+0xcf/0x130 [ 656.494330] __x64_sys_mount+0xba/0x150 [ 656.498327] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 656.502920] do_syscall_64+0xf9/0x620 [ 656.506738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 656.511934] RIP: 0033:0x7f250541cf6a [ 656.515654] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 656.534564] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 656.542345] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 656.549625] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 656.556911] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 656.564194] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 656.571475] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:19 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000001000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:19 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8301, &(0x7f0000000200)) 19:03:19 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 51) 19:03:19 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:19 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={0x0, 0x2}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:19 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = getpgrp(0x0) r3 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="9bf891d9328e635655428386f7363c1d98b17bf6ffdd0ea27860d24bc0dab23262c2cef7012ac22f7b7f50cfb6e998cc03a0bdb32a0cc733fb28b9cb1854cddf51f8713e10e60c83f6eeafd3d886fbca0294cd59c0c43ba655d7ca52ba899679d018c1d58893"]) prctl$PR_SET_PTRACER(0x59616d61, r2) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r3, &(0x7f0000000080)='./file0\x00', 0x0) r4 = open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r6 = gettid() r7 = gettid() process_vm_writev(r7, &(0x7f0000000000)=[{&(0x7f0000000500)=""/247, 0xf7}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xe7}], 0x1, 0x0) r8 = perf_event_open(&(0x7f00000006c0)={0x1, 0x80, 0x1, 0x3, 0x9, 0x6, 0x0, 0xffffffff, 0x8, 0x4, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x4, 0x4, @perf_config_ext={0x8de, 0x3df9}, 0x8080, 0x80000000, 0x2, 0x7, 0x7f, 0xec, 0x6, 0x0, 0x7, 0x0, 0x1}, r7, 0xb, r1, 0x8) perf_event_open(&(0x7f0000000440)={0x3, 0x80, 0x4, 0x0, 0x7f, 0x5, 0x0, 0x6046, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5, 0x0, @perf_bp={&(0x7f0000000400), 0x7}, 0x242e, 0x9, 0x7, 0x0, 0x40, 0x20, 0xffff, 0x0, 0xa9, 0x0, 0xc3}, 0xffffffffffffffff, 0xffffffffffffffff, r8, 0x8) ptrace$setregs(0x8bf3b37e60c58ac4, r7, 0x0, &(0x7f00000003c0)="3290a654b4556e83c99c1c6b86044240333781644242c738bda721867e783b18be5faa") r9 = getuid() mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000280), 0x12000, &(0x7f00000002c0)={{'fd', 0x3d, r4}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id', 0x3d, r9}, 0x2c, {'group_id', 0x3d, r5}, 0x2c, {[{@max_read={'max_read', 0x3d, 0x7fff}}, {@allow_other}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'msdos\x00'}}]}}) tkill(r0, 0x3c) kcmp$KCMP_EPOLL_TFD(r6, 0x0, 0x7, 0xffffffffffffffff, &(0x7f0000000900)={r4, 0xffffffffffffffff, 0x3}) [ 656.969425] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:19 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8400, &(0x7f0000000200)) [ 657.017813] FAULT_INJECTION: forcing a failure. [ 657.017813] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 657.029653] CPU: 0 PID: 3674 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 657.037450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 657.046794] Call Trace: [ 657.049395] dump_stack+0x1fc/0x2ef [ 657.053026] should_fail.cold+0xa/0xf [ 657.056833] ? setup_fault_attr+0x200/0x200 [ 657.061164] __alloc_pages_nodemask+0x239/0x2890 [ 657.065979] ? perf_trace_lock_acquire+0x530/0x530 [ 657.071000] ? perf_trace_lock+0xe2/0x4b0 [ 657.075160] ? __lock_acquire+0x6de/0x3ff0 [ 657.079508] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 657.084351] ? is_bpf_text_address+0xd5/0x1b0 [ 657.088873] ? check_preemption_disabled+0x41/0x280 [ 657.093887] ? perf_trace_lock+0xe2/0x4b0 [ 657.098032] ? __bpf_address_lookup+0x330/0x330 [ 657.102709] ? check_preemption_disabled+0x41/0x280 [ 657.107719] ? perf_trace_lock_acquire+0x530/0x530 [ 657.112640] ? is_bpf_text_address+0xfc/0x1b0 [ 657.117128] ? kernel_text_address+0xbd/0xf0 [ 657.121531] cache_grow_begin+0xa4/0x8a0 [ 657.125585] ? setup_fault_attr+0x200/0x200 [ 657.129910] ? lock_acquire+0x170/0x3c0 [ 657.134124] cache_alloc_refill+0x273/0x340 [ 657.138447] kmem_cache_alloc+0x346/0x370 [ 657.142586] getname_kernel+0x4e/0x370 [ 657.146485] kern_path+0x1b/0x40 [ 657.149866] lookup_bdev+0xfc/0x220 [ 657.153495] ? bd_acquire+0x440/0x440 [ 657.157284] ? debug_check_no_obj_freed+0x201/0x490 [ 657.162346] blkdev_get_by_path+0x1b/0xd0 [ 657.166497] btrfs_scan_one_device+0xd0/0xd00 [ 657.171107] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 657.176203] ? debug_check_no_obj_freed+0x201/0x490 [ 657.181335] ? device_list_add+0xdd0/0xdd0 [ 657.185561] ? kfree+0x110/0x210 [ 657.188921] ? btrfs_mount_root+0x107a/0x1830 [ 657.193410] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 657.197985] btrfs_mount_root+0x9df/0x1830 [ 657.202216] ? btrfs_decode_error+0x70/0x70 [ 657.206530] ? __mutex_unlock_slowpath+0xea/0x610 [ 657.211403] ? check_preemption_disabled+0x41/0x280 [ 657.216413] ? pcpu_alloc+0xc9/0x1190 [ 657.220208] ? __lockdep_init_map+0x100/0x5a0 [ 657.224698] mount_fs+0xa3/0x310 [ 657.228077] vfs_kern_mount.part.0+0x68/0x470 [ 657.232661] ? kfree+0x110/0x210 [ 657.236018] vfs_kern_mount+0x3c/0x60 [ 657.239810] btrfs_mount+0x23a/0xaa0 [ 657.243512] ? btrfs_show_options+0xfd0/0xfd0 [ 657.247996] ? __mutex_unlock_slowpath+0xea/0x610 [ 657.252831] ? check_preemption_disabled+0x41/0x280 [ 657.257845] ? pcpu_alloc+0xc9/0x1190 [ 657.261637] ? __lockdep_init_map+0x100/0x5a0 [ 657.266121] mount_fs+0xa3/0x310 [ 657.269496] vfs_kern_mount.part.0+0x68/0x470 [ 657.273990] do_mount+0x115c/0x2f50 [ 657.277607] ? cmp_ex_sort+0xc0/0xc0 [ 657.281309] ? __do_page_fault+0x180/0xd60 [ 657.285647] ? copy_mount_string+0x40/0x40 [ 657.289886] ? memset+0x20/0x40 [ 657.293165] ? copy_mount_options+0x26f/0x380 [ 657.297649] ksys_mount+0xcf/0x130 [ 657.301180] __x64_sys_mount+0xba/0x150 [ 657.305144] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 657.309725] do_syscall_64+0xf9/0x620 [ 657.313526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 657.318726] RIP: 0033:0x7f250541cf6a [ 657.322457] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 657.341345] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 657.349046] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 657.356335] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 657.363594] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 657.370856] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 657.378135] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:20 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000002000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:20 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 52) 19:03:20 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000003000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 657.702127] FAT-fs (loop1): Unrecognized mount option "2cVUB6<{x`Kڲ2b*/{P϶* 3(TQq> ؆Y;URyՈ" or missing value [ 657.722087] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 657.771232] FAULT_INJECTION: forcing a failure. [ 657.771232] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 657.783097] CPU: 1 PID: 3712 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 657.790898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 657.800263] Call Trace: [ 657.802872] dump_stack+0x1fc/0x2ef [ 657.806750] should_fail.cold+0xa/0xf [ 657.810567] ? setup_fault_attr+0x200/0x200 [ 657.814913] __alloc_pages_nodemask+0x239/0x2890 [ 657.819706] ? perf_trace_lock_acquire+0x530/0x530 [ 657.824674] ? perf_trace_lock+0xe2/0x4b0 [ 657.828955] ? __lock_acquire+0x6de/0x3ff0 [ 657.833207] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 657.838060] ? is_bpf_text_address+0xd5/0x1b0 [ 657.842571] ? check_preemption_disabled+0x41/0x280 [ 657.847622] ? perf_trace_lock+0xe2/0x4b0 [ 657.851805] ? __bpf_address_lookup+0x330/0x330 [ 657.856483] ? check_preemption_disabled+0x41/0x280 [ 657.861519] ? perf_trace_lock_acquire+0x530/0x530 19:03:20 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000004000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 657.867861] ? is_bpf_text_address+0xfc/0x1b0 [ 657.872365] ? kernel_text_address+0xbd/0xf0 [ 657.876775] cache_grow_begin+0xa4/0x8a0 [ 657.880855] ? setup_fault_attr+0x200/0x200 [ 657.885293] ? lock_acquire+0x170/0x3c0 [ 657.889255] cache_alloc_refill+0x273/0x340 [ 657.893563] kmem_cache_alloc+0x346/0x370 [ 657.897698] getname_kernel+0x4e/0x370 [ 657.901572] kern_path+0x1b/0x40 [ 657.904945] lookup_bdev+0xfc/0x220 [ 657.908556] ? bd_acquire+0x440/0x440 [ 657.912343] ? debug_check_no_obj_freed+0x201/0x490 [ 657.917348] blkdev_get_by_path+0x1b/0xd0 [ 657.921497] btrfs_scan_one_device+0xd0/0xd00 [ 657.925991] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 657.931082] ? debug_check_no_obj_freed+0x201/0x490 [ 657.936086] ? device_list_add+0xdd0/0xdd0 [ 657.940303] ? kfree+0x110/0x210 [ 657.943653] ? btrfs_mount_root+0x107a/0x1830 [ 657.948131] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 657.952788] btrfs_mount_root+0x9df/0x1830 [ 657.957012] ? btrfs_decode_error+0x70/0x70 [ 657.961427] ? __mutex_unlock_slowpath+0xea/0x610 [ 657.966268] ? check_preemption_disabled+0x41/0x280 [ 657.971278] ? pcpu_alloc+0xc9/0x1190 [ 657.975070] ? __lockdep_init_map+0x100/0x5a0 [ 657.979656] mount_fs+0xa3/0x310 [ 657.983023] vfs_kern_mount.part.0+0x68/0x470 [ 657.987510] ? kfree+0x110/0x210 [ 657.990867] vfs_kern_mount+0x3c/0x60 [ 657.994657] btrfs_mount+0x23a/0xaa0 [ 657.998358] ? btrfs_show_options+0xfd0/0xfd0 [ 658.002845] ? __mutex_unlock_slowpath+0xea/0x610 [ 658.007679] ? check_preemption_disabled+0x41/0x280 [ 658.012785] ? pcpu_alloc+0xc9/0x1190 [ 658.016573] ? __lockdep_init_map+0x100/0x5a0 [ 658.021055] mount_fs+0xa3/0x310 [ 658.024409] vfs_kern_mount.part.0+0x68/0x470 [ 658.028891] do_mount+0x115c/0x2f50 [ 658.032510] ? cmp_ex_sort+0xc0/0xc0 [ 658.036224] ? __do_page_fault+0x180/0xd60 [ 658.040570] ? copy_mount_string+0x40/0x40 [ 658.044804] ? memset+0x20/0x40 [ 658.048069] ? copy_mount_options+0x26f/0x380 [ 658.052569] ksys_mount+0xcf/0x130 [ 658.056098] __x64_sys_mount+0xba/0x150 [ 658.060060] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 658.064626] do_syscall_64+0xf9/0x620 [ 658.068422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 658.073603] RIP: 0033:0x7f250541cf6a [ 658.077305] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 658.096587] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 658.104329] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 658.111588] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 19:03:21 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8401, &(0x7f0000000200)) 19:03:21 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r2, 0x0, 0x2d, 0x100007) openat$incfs(r2, &(0x7f0000000180)='.pending_reads\x00', 0x80, 0x1c0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 658.118846] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 658.126099] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 658.133490] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:21 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000006000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:21 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 53) [ 658.413476] FAULT_INJECTION: forcing a failure. [ 658.413476] name failslab, interval 1, probability 0, space 0, times 0 [ 658.425307] CPU: 1 PID: 3736 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 658.433104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 658.442448] Call Trace: [ 658.445031] dump_stack+0x1fc/0x2ef [ 658.448653] should_fail.cold+0xa/0xf [ 658.452444] ? setup_fault_attr+0x200/0x200 [ 658.456828] ? __lock_acquire+0x6de/0x3ff0 [ 658.461090] __should_failslab+0x115/0x180 [ 658.465326] should_failslab+0x5/0x10 [ 658.469119] kmem_cache_alloc+0x3f/0x370 [ 658.473180] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 658.478812] __radix_tree_create+0x314/0x540 [ 658.483242] page_cache_tree_insert+0xac/0x3f0 [ 658.487823] ? file_check_and_advance_wb_err+0x3a0/0x3a0 [ 658.493266] ? lock_acquire+0x170/0x3c0 [ 658.497232] ? __add_to_page_cache_locked+0x45e/0xb60 [ 658.502443] __add_to_page_cache_locked+0x46e/0xb60 [ 658.507458] ? page_cache_tree_insert+0x3f0/0x3f0 [ 658.512301] add_to_page_cache_lru+0x16a/0x680 [ 658.516876] ? add_to_page_cache_locked+0x40/0x40 [ 658.521717] pagecache_get_page+0x478/0xd50 [ 658.526033] __getblk_slow+0x216/0x9e0 [ 658.529921] __bread_gfp+0x218/0x300 [ 658.533628] btrfs_read_dev_super+0x8a/0x230 [ 658.538024] btrfs_get_bdev_and_sb+0xf6/0x2f0 [ 658.542511] open_fs_devices+0x5a3/0xa50 [ 658.546567] ? find_fsid+0xb0/0xb0 [ 658.550105] btrfs_open_devices+0x114/0x150 [ 658.554420] btrfs_mount_root+0xa60/0x1830 [ 658.558651] ? btrfs_decode_error+0x70/0x70 [ 658.562967] ? __mutex_unlock_slowpath+0xea/0x610 [ 658.567803] ? check_preemption_disabled+0x41/0x280 [ 658.572815] ? pcpu_alloc+0xc9/0x1190 [ 658.576608] ? __lockdep_init_map+0x100/0x5a0 [ 658.581098] mount_fs+0xa3/0x310 [ 658.584461] vfs_kern_mount.part.0+0x68/0x470 [ 658.588954] ? kfree+0x110/0x210 [ 658.592313] vfs_kern_mount+0x3c/0x60 [ 658.596126] btrfs_mount+0x23a/0xaa0 [ 658.599843] ? btrfs_show_options+0xfd0/0xfd0 [ 658.604348] ? __mutex_unlock_slowpath+0xea/0x610 [ 658.609214] ? check_preemption_disabled+0x41/0x280 [ 658.614409] ? pcpu_alloc+0xc9/0x1190 [ 658.618204] ? __lockdep_init_map+0x100/0x5a0 [ 658.622692] mount_fs+0xa3/0x310 [ 658.626055] vfs_kern_mount.part.0+0x68/0x470 [ 658.630541] do_mount+0x115c/0x2f50 [ 658.634161] ? cmp_ex_sort+0xc0/0xc0 [ 658.637865] ? __do_page_fault+0x180/0xd60 [ 658.642092] ? copy_mount_string+0x40/0x40 [ 658.646337] ? memset+0x20/0x40 [ 658.649607] ? copy_mount_options+0x26f/0x380 [ 658.654091] ksys_mount+0xcf/0x130 [ 658.657626] __x64_sys_mount+0xba/0x150 [ 658.661590] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 658.666161] do_syscall_64+0xf9/0x620 [ 658.669959] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 658.675135] RIP: 0033:0x7f250541cf6a [ 658.678849] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 658.697737] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 658.705432] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 658.712687] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 658.719954] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 658.727210] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 658.734750] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:21 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:21 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000008000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:21 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="05bec73192411312947491fd57185df7d8a54c91bb57cd128e7dbd4c6bfd27822e8af951c9699a54f8288f0b8aa30f467b392177f6dafbf14525ef1a27fdbed8134c55f6535ce3ae5e873a76f7f971a1bfe29c9a2e5408"]) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() r2 = syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) getpeername(r2, &(0x7f0000000180)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x80) 19:03:21 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8500, &(0x7f0000000200)) 19:03:21 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:21 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 54) 19:03:21 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e850000000b000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 659.078039] FAULT_INJECTION: forcing a failure. [ 659.078039] name failslab, interval 1, probability 0, space 0, times 0 [ 659.089417] CPU: 0 PID: 3761 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 659.097221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 659.106622] Call Trace: [ 659.109219] dump_stack+0x1fc/0x2ef [ 659.112852] should_fail.cold+0xa/0xf [ 659.116660] ? setup_fault_attr+0x200/0x200 [ 659.120992] ? __lock_acquire+0x6de/0x3ff0 [ 659.125244] __should_failslab+0x115/0x180 [ 659.129490] should_failslab+0x5/0x10 [ 659.133298] kmem_cache_alloc+0x3f/0x370 [ 659.137375] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 659.143026] __radix_tree_create+0x314/0x540 [ 659.147453] page_cache_tree_insert+0xac/0x3f0 [ 659.152045] ? file_check_and_advance_wb_err+0x3a0/0x3a0 [ 659.157504] ? lock_acquire+0x170/0x3c0 [ 659.161487] ? __add_to_page_cache_locked+0x45e/0xb60 [ 659.166687] __add_to_page_cache_locked+0x46e/0xb60 [ 659.171724] ? page_cache_tree_insert+0x3f0/0x3f0 [ 659.176574] ? iput+0xc9/0x860 [ 659.179788] add_to_page_cache_lru+0x16a/0x680 [ 659.184384] ? add_to_page_cache_locked+0x40/0x40 [ 659.189249] do_read_cache_page+0x50a/0x1170 [ 659.193665] ? blkdev_writepages+0x20/0x20 [ 659.197912] btrfs_scan_one_device+0x195/0xd00 [ 659.202506] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 659.207612] ? debug_check_no_obj_freed+0x201/0x490 [ 659.212639] ? device_list_add+0xdd0/0xdd0 [ 659.216883] ? kfree+0x110/0x210 [ 659.220259] ? btrfs_mount_root+0x107a/0x1830 [ 659.224761] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 659.229357] btrfs_mount_root+0x9df/0x1830 [ 659.233615] ? btrfs_decode_error+0x70/0x70 [ 659.237951] ? __mutex_unlock_slowpath+0xea/0x610 [ 659.242805] ? check_preemption_disabled+0x41/0x280 [ 659.247846] ? pcpu_alloc+0xc9/0x1190 [ 659.251655] ? __lockdep_init_map+0x100/0x5a0 [ 659.256246] mount_fs+0xa3/0x310 [ 659.259625] vfs_kern_mount.part.0+0x68/0x470 [ 659.264122] ? kfree+0x110/0x210 [ 659.267511] vfs_kern_mount+0x3c/0x60 [ 659.271323] btrfs_mount+0x23a/0xaa0 19:03:22 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000010000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:22 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8501, &(0x7f0000000200)) 19:03:22 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8600, &(0x7f0000000200)) [ 659.275053] ? btrfs_show_options+0xfd0/0xfd0 [ 659.279554] ? __mutex_unlock_slowpath+0xea/0x610 [ 659.284416] ? check_preemption_disabled+0x41/0x280 [ 659.289449] ? pcpu_alloc+0xc9/0x1190 [ 659.293260] ? __lockdep_init_map+0x100/0x5a0 [ 659.297764] mount_fs+0xa3/0x310 [ 659.301166] vfs_kern_mount.part.0+0x68/0x470 [ 659.305677] do_mount+0x115c/0x2f50 [ 659.309310] ? cmp_ex_sort+0xc0/0xc0 [ 659.313035] ? __do_page_fault+0x180/0xd60 [ 659.317282] ? copy_mount_string+0x40/0x40 [ 659.321539] ? memset+0x20/0x40 [ 659.322113] FAT-fs (loop1): Unrecognized mount option "1AtW]إLW}Lk'.QiT( F{9!wE%'LUS\^:vq✚.T" or missing value [ 659.324850] ? copy_mount_options+0x26f/0x380 [ 659.343868] ksys_mount+0xcf/0x130 [ 659.347420] __x64_sys_mount+0xba/0x150 [ 659.351408] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 659.355998] do_syscall_64+0xf9/0x620 [ 659.359808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 659.365006] RIP: 0033:0x7f250541cf6a [ 659.368722] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 659.387636] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 659.395350] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 659.402604] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 659.409854] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 659.417280] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 659.424530] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:22 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e850000003f000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 659.503397] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:22 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:22 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:22 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8601, &(0x7f0000000200)) [ 659.725688] FAT-fs (loop1): Unrecognized mount option "1AtW]إLW}Lk'.QiT( F{9!wE%'LUS\^:vq✚.T" or missing value 19:03:22 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00']) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r3, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x7f, 0x5, 0x0, 0x3f, 0x0, 0x20da, 0x20000, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5005, 0x0, @perf_config_ext={0x8001, 0x7f}, 0x54, 0x5b20, 0x10001, 0x6, 0x4f08797d, 0x5, 0x7, 0x0, 0x7f, 0x0, 0x20200000000}, r1, 0xf, r3, 0x1) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r4 = open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f0000000280)={{r4}, 0x3, &(0x7f0000000200)=[0x5, 0xfffffffffffffff8, 0x7ff], 0x0, 0x0, [0x1ff, 0xffff, 0x8, 0x5]}) gettid() [ 659.897100] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:22 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 55) 19:03:22 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fffffdef000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:22 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8700, &(0x7f0000000200)) 19:03:22 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x0, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 660.047562] FAULT_INJECTION: forcing a failure. [ 660.047562] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 660.059398] CPU: 0 PID: 3840 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 660.067195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 660.076558] Call Trace: [ 660.079166] dump_stack+0x1fc/0x2ef [ 660.082806] should_fail.cold+0xa/0xf [ 660.086619] ? setup_fault_attr+0x200/0x200 [ 660.090964] __alloc_pages_nodemask+0x239/0x2890 [ 660.095738] ? __lock_acquire+0x6de/0x3ff0 [ 660.099990] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 660.104841] ? check_preemption_disabled+0x41/0x280 [ 660.109868] ? check_preemption_disabled+0x41/0x280 [ 660.114887] ? check_preemption_disabled+0x41/0x280 [ 660.119912] ? perf_trace_lock+0xe2/0x4b0 [ 660.124070] ? perf_trace_lock_acquire+0x530/0x530 [ 660.129005] ? lo_release+0x1a/0x1f0 [ 660.132733] cache_grow_begin+0xa4/0x8a0 [ 660.136796] ? setup_fault_attr+0x200/0x200 [ 660.141122] ? lock_acquire+0x170/0x3c0 [ 660.145100] cache_alloc_refill+0x273/0x340 [ 660.149432] kmem_cache_alloc+0x346/0x370 [ 660.153586] getname_kernel+0x4e/0x370 [ 660.157475] kern_path+0x1b/0x40 [ 660.160837] lookup_bdev+0xfc/0x220 [ 660.164459] ? bd_acquire+0x440/0x440 [ 660.168261] ? list_sort.part.0+0x523/0x790 [ 660.172582] ? try_release_extent_buffer+0x3a0/0x3a0 [ 660.177686] blkdev_get_by_path+0x1b/0xd0 [ 660.181834] btrfs_get_bdev_and_sb+0x2f/0x2f0 [ 660.186352] open_fs_devices+0x5a3/0xa50 [ 660.190416] ? find_fsid+0xb0/0xb0 [ 660.193953] ? debug_check_no_obj_freed+0x201/0x490 [ 660.198975] btrfs_open_devices+0x114/0x150 [ 660.203298] btrfs_mount_root+0xa60/0x1830 [ 660.207541] ? btrfs_decode_error+0x70/0x70 [ 660.211863] ? __mutex_unlock_slowpath+0xea/0x610 [ 660.216709] ? check_preemption_disabled+0x41/0x280 [ 660.221736] ? pcpu_alloc+0xc9/0x1190 [ 660.225546] ? __lockdep_init_map+0x100/0x5a0 [ 660.230043] mount_fs+0xa3/0x310 [ 660.233416] vfs_kern_mount.part.0+0x68/0x470 [ 660.237910] ? kfree+0x110/0x210 [ 660.241280] vfs_kern_mount+0x3c/0x60 [ 660.245085] btrfs_mount+0x23a/0xaa0 [ 660.248801] ? btrfs_show_options+0xfd0/0xfd0 [ 660.253294] ? __mutex_unlock_slowpath+0xea/0x610 [ 660.258140] ? check_preemption_disabled+0x41/0x280 [ 660.263162] ? pcpu_alloc+0xc9/0x1190 [ 660.266962] ? __lockdep_init_map+0x100/0x5a0 [ 660.271459] mount_fs+0xa3/0x310 [ 660.274852] vfs_kern_mount.part.0+0x68/0x470 [ 660.279357] do_mount+0x115c/0x2f50 [ 660.283075] ? cmp_ex_sort+0xc0/0xc0 [ 660.286789] ? __do_page_fault+0x180/0xd60 [ 660.291026] ? copy_mount_string+0x40/0x40 [ 660.295267] ? memset+0x20/0x40 [ 660.298548] ? copy_mount_options+0x26f/0x380 [ 660.303049] ksys_mount+0xcf/0x130 [ 660.306588] __x64_sys_mount+0xba/0x150 [ 660.310566] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 660.315148] do_syscall_64+0xf9/0x620 [ 660.318951] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 660.324136] RIP: 0033:0x7f250541cf6a [ 660.327864] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:03:23 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8701, &(0x7f0000000200)) [ 660.346782] RSP: 002b:00007f250296ffa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 660.354486] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 660.361759] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502970000 [ 660.369028] RBP: 00007f2502970040 R08: 00007f2502970040 R09: 0000000020000000 [ 660.376292] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 660.383556] R13: 0000000020000100 R14: 00007f2502970000 R15: 00000000200005c0 19:03:23 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fffffff6000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:23 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 660.472055] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:23 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 56) 19:03:23 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8800, &(0x7f0000000200)) [ 660.621654] FAULT_INJECTION: forcing a failure. [ 660.621654] name failslab, interval 1, probability 0, space 0, times 0 [ 660.633522] CPU: 1 PID: 3873 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 660.641339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 660.650696] Call Trace: [ 660.653298] dump_stack+0x1fc/0x2ef [ 660.656942] should_fail.cold+0xa/0xf [ 660.660755] ? setup_fault_attr+0x200/0x200 [ 660.665082] ? lock_acquire+0x170/0x3c0 [ 660.669074] __should_failslab+0x115/0x180 [ 660.673326] should_failslab+0x5/0x10 [ 660.677132] kmem_cache_alloc+0x277/0x370 [ 660.681292] getname_kernel+0x4e/0x370 [ 660.685187] kern_path+0x1b/0x40 [ 660.688561] lookup_bdev+0xfc/0x220 [ 660.692192] ? bd_acquire+0x440/0x440 [ 660.696002] ? list_sort.part.0+0x523/0x790 [ 660.700333] ? try_release_extent_buffer+0x3a0/0x3a0 [ 660.705448] blkdev_get_by_path+0x1b/0xd0 [ 660.709603] btrfs_get_bdev_and_sb+0x2f/0x2f0 [ 660.714106] open_fs_devices+0x5a3/0xa50 [ 660.718178] ? find_fsid+0xb0/0xb0 [ 660.721721] ? debug_check_no_obj_freed+0x201/0x490 [ 660.726747] btrfs_open_devices+0x114/0x150 [ 660.731077] btrfs_mount_root+0xa60/0x1830 [ 660.735328] ? btrfs_decode_error+0x70/0x70 [ 660.739653] ? __mutex_unlock_slowpath+0xea/0x610 [ 660.744502] ? check_preemption_disabled+0x41/0x280 [ 660.749533] ? pcpu_alloc+0xc9/0x1190 [ 660.753343] ? __lockdep_init_map+0x100/0x5a0 [ 660.757854] mount_fs+0xa3/0x310 [ 660.761235] vfs_kern_mount.part.0+0x68/0x470 [ 660.765737] ? kfree+0x110/0x210 [ 660.769114] vfs_kern_mount+0x3c/0x60 [ 660.772935] btrfs_mount+0x23a/0xaa0 [ 660.776662] ? btrfs_show_options+0xfd0/0xfd0 [ 660.781160] ? __mutex_unlock_slowpath+0xea/0x610 [ 660.786011] ? check_preemption_disabled+0x41/0x280 [ 660.791043] ? pcpu_alloc+0xc9/0x1190 [ 660.794855] ? __lockdep_init_map+0x100/0x5a0 [ 660.799361] mount_fs+0xa3/0x310 [ 660.802742] vfs_kern_mount.part.0+0x68/0x470 [ 660.807260] do_mount+0x115c/0x2f50 [ 660.810894] ? cmp_ex_sort+0xc0/0xc0 [ 660.814616] ? __do_page_fault+0x180/0xd60 [ 660.818859] ? copy_mount_string+0x40/0x40 [ 660.823103] ? memset+0x20/0x40 [ 660.826387] ? copy_mount_options+0x26f/0x380 [ 660.830889] ksys_mount+0xcf/0x130 [ 660.834431] __x64_sys_mount+0xba/0x150 [ 660.838426] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 660.843018] do_syscall_64+0xf9/0x620 [ 660.846834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 660.852025] RIP: 0033:0x7f250541cf6a [ 660.855739] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 660.874641] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 660.882356] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 660.889630] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 660.896908] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 660.904182] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 660.911457] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:23 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x0, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:23 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fffffdfc000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 660.988592] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:24 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) tkill(r1, 0xa) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:24 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8801, &(0x7f0000000200)) 19:03:24 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:24 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 57) 19:03:24 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fffffdfd000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 661.259022] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 661.277183] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:24 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fffffffe000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 661.368970] FAULT_INJECTION: forcing a failure. [ 661.368970] name failslab, interval 1, probability 0, space 0, times 0 [ 661.414142] CPU: 1 PID: 3920 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 661.421977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 661.431432] Call Trace: [ 661.434030] dump_stack+0x1fc/0x2ef [ 661.437683] should_fail.cold+0xa/0xf [ 661.441503] ? setup_fault_attr+0x200/0x200 [ 661.445926] ? __lock_acquire+0x6de/0x3ff0 [ 661.450180] __should_failslab+0x115/0x180 [ 661.454445] should_failslab+0x5/0x10 [ 661.458255] kmem_cache_alloc+0x3f/0x370 [ 661.462327] ? mempool_alloc+0x350/0x350 [ 661.466393] mempool_alloc+0x146/0x350 [ 661.470293] ? mempool_resize+0x790/0x790 [ 661.474454] ? perf_trace_lock_acquire+0x530/0x530 [ 661.479395] ? alloc_buffer_head+0x20/0x130 [ 661.483739] bio_alloc_bioset+0x389/0x5e0 [ 661.487903] ? alloc_page_buffers+0x2da/0x5c0 [ 661.492511] ? bvec_alloc+0x2f0/0x2f0 [ 661.496318] ? do_raw_spin_lock+0xcb/0x220 [ 661.500567] ? create_empty_buffers+0x4e7/0x760 [ 661.505251] submit_bh_wbc+0x141/0x760 [ 661.509153] block_read_full_page+0x7cf/0xd10 [ 661.513658] ? block_llseek+0xc0/0xc0 [ 661.517480] ? __bread_gfp+0x300/0x300 [ 661.521380] ? add_to_page_cache_locked+0x40/0x40 [ 661.526238] do_read_cache_page+0x533/0x1170 [ 661.530796] ? blkdev_writepages+0x20/0x20 [ 661.535217] btrfs_scan_one_device+0x195/0xd00 [ 661.539814] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 661.544928] ? debug_check_no_obj_freed+0x201/0x490 [ 661.549952] ? device_list_add+0xdd0/0xdd0 [ 661.554191] ? kfree+0x110/0x210 [ 661.557574] ? btrfs_mount_root+0x107a/0x1830 [ 661.562079] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 661.566693] btrfs_mount_root+0x9df/0x1830 [ 661.570943] ? btrfs_decode_error+0x70/0x70 [ 661.575283] ? __mutex_unlock_slowpath+0xea/0x610 [ 661.580136] ? check_preemption_disabled+0x41/0x280 [ 661.585170] ? pcpu_alloc+0xc9/0x1190 [ 661.588986] ? __lockdep_init_map+0x100/0x5a0 [ 661.593493] mount_fs+0xa3/0x310 [ 661.597053] vfs_kern_mount.part.0+0x68/0x470 [ 661.601554] ? kfree+0x110/0x210 [ 661.604930] vfs_kern_mount+0x3c/0x60 [ 661.608740] btrfs_mount+0x23a/0xaa0 [ 661.612469] ? btrfs_show_options+0xfd0/0xfd0 [ 661.616970] ? __mutex_unlock_slowpath+0xea/0x610 [ 661.621818] ? check_preemption_disabled+0x41/0x280 [ 661.626845] ? pcpu_alloc+0xc9/0x1190 [ 661.630654] ? __lockdep_init_map+0x100/0x5a0 [ 661.635164] mount_fs+0xa3/0x310 [ 661.638544] vfs_kern_mount.part.0+0x68/0x470 [ 661.643058] do_mount+0x115c/0x2f50 [ 661.646716] ? cmp_ex_sort+0xc0/0xc0 [ 661.650444] ? __do_page_fault+0x180/0xd60 [ 661.654693] ? copy_mount_string+0x40/0x40 [ 661.658948] ? memset+0x20/0x40 [ 661.662263] ? copy_mount_options+0x26f/0x380 [ 661.666773] ksys_mount+0xcf/0x130 [ 661.670328] __x64_sys_mount+0xba/0x150 [ 661.674309] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 661.678893] do_syscall_64+0xf9/0x620 [ 661.682704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 661.687891] RIP: 0033:0x7f250541cf6a [ 661.691602] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:03:24 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200)}, 0x61439b16cb3c3527, 0x9, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:24 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8900, &(0x7f0000000200)) 19:03:24 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8901, &(0x7f0000000200)) 19:03:24 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) perf_event_open(&(0x7f0000000180)={0x3, 0x80, 0x20, 0x3f, 0x4, 0x7f, 0x0, 0x5, 0x10019, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x10000, 0x0, @perf_config_ext={0x400, 0xffffffffffffff26}, 0x2061, 0x6, 0x731, 0x0, 0x5, 0x4f3, 0x6, 0x0, 0x4, 0x0, 0x4}, r1, 0xb, 0xffffffffffffffff, 0x1) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000280)={0x4, 0x80, 0x8, 0x5, 0x2, 0x1f, 0x0, 0x3ff, 0x4023, 0x8, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, @perf_config_ext={0x6}, 0x1, 0x7fff, 0x80000001, 0x6, 0x1, 0x800, 0xff, 0x0, 0x80000001, 0x0, 0x5}, 0xffffffffffffffff, 0xb, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() unlink(&(0x7f0000000200)='./file0\x00') 19:03:24 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85effdffff000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:24 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x0, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 661.710511] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 661.718228] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 661.725606] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 661.732884] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 661.740159] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 661.747439] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:24 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00']) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r3, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x7f, 0x5, 0x0, 0x3f, 0x0, 0x20da, 0x20000, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5005, 0x0, @perf_config_ext={0x8001, 0x7f}, 0x54, 0x5b20, 0x10001, 0x6, 0x4f08797d, 0x5, 0x7, 0x0, 0x7f, 0x0, 0x20200000000}, r1, 0xf, r3, 0x1) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r4 = open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f0000000280)={{r4}, 0x3, &(0x7f0000000200)=[0x5, 0xfffffffffffffff8, 0x7ff], 0x0, 0x0, [0x1ff, 0xffff, 0x8, 0x5]}) gettid() 19:03:24 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 58) 19:03:24 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8a00, &(0x7f0000000200)) 19:03:24 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fcfdffff000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 661.993993] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 662.070349] FAULT_INJECTION: forcing a failure. [ 662.070349] name failslab, interval 1, probability 0, space 0, times 0 [ 662.083978] CPU: 1 PID: 3989 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 662.091793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 662.101151] Call Trace: [ 662.103747] dump_stack+0x1fc/0x2ef [ 662.107391] should_fail.cold+0xa/0xf [ 662.111295] ? setup_fault_attr+0x200/0x200 [ 662.115629] ? __lock_acquire+0x6de/0x3ff0 [ 662.119882] __should_failslab+0x115/0x180 [ 662.124129] should_failslab+0x5/0x10 [ 662.127936] kmem_cache_alloc+0x3f/0x370 [ 662.132006] ? mempool_alloc+0x350/0x350 [ 662.136069] mempool_alloc+0x146/0x350 [ 662.139966] ? mempool_resize+0x790/0x790 [ 662.144134] ? perf_trace_lock_acquire+0x530/0x530 [ 662.149075] ? alloc_buffer_head+0x20/0x130 [ 662.153410] bio_alloc_bioset+0x389/0x5e0 [ 662.157570] ? alloc_page_buffers+0x2da/0x5c0 [ 662.162071] ? bvec_alloc+0x2f0/0x2f0 [ 662.165878] ? do_raw_spin_lock+0xcb/0x220 [ 662.170127] ? create_empty_buffers+0x4e7/0x760 [ 662.174806] submit_bh_wbc+0x141/0x760 [ 662.178708] block_read_full_page+0x7cf/0xd10 [ 662.183210] ? block_llseek+0xc0/0xc0 [ 662.187020] ? __bread_gfp+0x300/0x300 [ 662.190920] ? add_to_page_cache_locked+0x40/0x40 [ 662.195782] do_read_cache_page+0x533/0x1170 [ 662.200198] ? blkdev_writepages+0x20/0x20 [ 662.204442] btrfs_scan_one_device+0x195/0xd00 [ 662.209033] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 662.214143] ? debug_check_no_obj_freed+0x201/0x490 19:03:25 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85fdfdffff000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:25 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85f6ffffff000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 662.219169] ? device_list_add+0xdd0/0xdd0 [ 662.223408] ? kfree+0x110/0x210 [ 662.226787] ? btrfs_mount_root+0x107a/0x1830 [ 662.231298] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 662.235892] btrfs_mount_root+0x9df/0x1830 [ 662.240145] ? btrfs_decode_error+0x70/0x70 [ 662.244471] ? __mutex_unlock_slowpath+0xea/0x610 [ 662.249322] ? check_preemption_disabled+0x41/0x280 [ 662.254376] ? pcpu_alloc+0xc9/0x1190 [ 662.258184] ? __lockdep_init_map+0x100/0x5a0 [ 662.262688] mount_fs+0xa3/0x310 [ 662.266066] vfs_kern_mount.part.0+0x68/0x470 [ 662.270566] ? kfree+0x110/0x210 [ 662.273944] vfs_kern_mount+0x3c/0x60 [ 662.277759] btrfs_mount+0x23a/0xaa0 [ 662.281485] ? btrfs_show_options+0xfd0/0xfd0 [ 662.285985] ? __mutex_unlock_slowpath+0xea/0x610 [ 662.290838] ? check_preemption_disabled+0x41/0x280 [ 662.295870] ? pcpu_alloc+0xc9/0x1190 [ 662.299678] ? __lockdep_init_map+0x100/0x5a0 [ 662.304182] mount_fs+0xa3/0x310 [ 662.307560] vfs_kern_mount.part.0+0x68/0x470 [ 662.312067] do_mount+0x115c/0x2f50 [ 662.315703] ? cmp_ex_sort+0xc0/0xc0 [ 662.319429] ? __do_page_fault+0x180/0xd60 [ 662.323671] ? copy_mount_string+0x40/0x40 [ 662.327916] ? memset+0x20/0x40 [ 662.331202] ? copy_mount_options+0x26f/0x380 [ 662.335701] ksys_mount+0xcf/0x130 [ 662.339244] __x64_sys_mount+0xba/0x150 [ 662.343219] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 662.347798] do_syscall_64+0xf9/0x620 [ 662.351607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 662.356790] RIP: 0033:0x7f250541cf6a [ 662.360501] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 662.379397] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 662.387188] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 662.394453] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 662.401716] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 662.409066] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 662.416327] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:25 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8a01, &(0x7f0000000200)) 19:03:25 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85feffffff000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 662.543539] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:25 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8b00, &(0x7f0000000200)) 19:03:25 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0x8000000ffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x40000, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) getpid() lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:25 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000000030000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 662.848904] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:25 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x0, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:25 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00']) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r3, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x7f, 0x5, 0x0, 0x3f, 0x0, 0x20da, 0x20000, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5005, 0x0, @perf_config_ext={0x8001, 0x7f}, 0x54, 0x5b20, 0x10001, 0x6, 0x4f08797d, 0x5, 0x7, 0x0, 0x7f, 0x0, 0x20200000000}, r1, 0xf, r3, 0x1) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r4 = open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f0000000280)={{r4}, 0x3, &(0x7f0000000200)=[0x5, 0xfffffffffffffff8, 0x7ff], 0x0, 0x0, [0x1ff, 0xffff, 0x8, 0x5]}) gettid() 19:03:25 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 59) 19:03:25 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8b01, &(0x7f0000000200)) 19:03:25 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000000040000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 663.003988] FAULT_INJECTION: forcing a failure. [ 663.003988] name failslab, interval 1, probability 0, space 0, times 0 [ 663.064924] CPU: 0 PID: 4042 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 663.072759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 663.082116] Call Trace: [ 663.084711] dump_stack+0x1fc/0x2ef [ 663.088352] should_fail.cold+0xa/0xf [ 663.092165] ? setup_fault_attr+0x200/0x200 [ 663.096503] ? perf_trace_lock_acquire+0x530/0x530 [ 663.101452] ? check_preemption_disabled+0x41/0x280 [ 663.106486] __should_failslab+0x115/0x180 [ 663.110814] should_failslab+0x5/0x10 [ 663.114615] kmem_cache_alloc+0x3f/0x370 [ 663.118679] ? mempool_alloc+0x350/0x350 [ 663.122742] mempool_alloc+0x146/0x350 [ 663.126640] ? mempool_resize+0x790/0x790 [ 663.130806] ? lock_downgrade+0x720/0x720 [ 663.134962] ? mark_held_locks+0xa6/0xf0 [ 663.139032] bio_alloc_bioset+0x389/0x5e0 [ 663.143182] ? __find_get_block+0x314/0xde0 [ 663.147506] ? bvec_alloc+0x2f0/0x2f0 [ 663.151316] ? __getblk_slow+0x6a3/0x9e0 [ 663.155388] submit_bh_wbc+0x141/0x760 [ 663.159289] __bread_gfp+0x14e/0x300 [ 663.162998] btrfs_read_dev_super+0x8a/0x230 [ 663.167389] btrfs_get_bdev_and_sb+0xf6/0x2f0 [ 663.171929] open_fs_devices+0x5a3/0xa50 [ 663.175974] ? find_fsid+0xb0/0xb0 [ 663.179517] btrfs_open_devices+0x114/0x150 [ 663.183842] btrfs_mount_root+0xa60/0x1830 [ 663.188115] ? btrfs_decode_error+0x70/0x70 [ 663.192420] ? __mutex_unlock_slowpath+0xea/0x610 [ 663.197258] ? check_preemption_disabled+0x41/0x280 [ 663.202283] ? pcpu_alloc+0xc9/0x1190 [ 663.206092] ? __lockdep_init_map+0x100/0x5a0 [ 663.210580] mount_fs+0xa3/0x310 [ 663.213933] vfs_kern_mount.part.0+0x68/0x470 [ 663.218412] ? kfree+0x110/0x210 [ 663.221763] vfs_kern_mount+0x3c/0x60 [ 663.225562] btrfs_mount+0x23a/0xaa0 [ 663.229266] ? btrfs_show_options+0xfd0/0xfd0 [ 663.233743] ? __mutex_unlock_slowpath+0xea/0x610 [ 663.238572] ? check_preemption_disabled+0x41/0x280 [ 663.243585] ? pcpu_alloc+0xc9/0x1190 [ 663.247387] ? __lockdep_init_map+0x100/0x5a0 [ 663.251881] mount_fs+0xa3/0x310 [ 663.255288] vfs_kern_mount.part.0+0x68/0x470 [ 663.259796] do_mount+0x115c/0x2f50 [ 663.263431] ? cmp_ex_sort+0xc0/0xc0 [ 663.267151] ? __do_page_fault+0x180/0xd60 [ 663.271389] ? copy_mount_string+0x40/0x40 [ 663.275642] ? memset+0x20/0x40 [ 663.278934] ? copy_mount_options+0x26f/0x380 [ 663.283439] ksys_mount+0xcf/0x130 [ 663.286992] __x64_sys_mount+0xba/0x150 [ 663.290964] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 663.295535] do_syscall_64+0xf9/0x620 [ 663.299338] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 663.304526] RIP: 0033:0x7f250541cf6a [ 663.308233] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 663.327225] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 663.335045] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 663.342316] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 663.349579] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 663.356837] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 19:03:26 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8c00, &(0x7f0000000200)) [ 663.364092] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:26 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500020000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:26 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 60) [ 663.544361] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:26 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500030000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:26 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8c01, &(0x7f0000000200)) [ 663.659558] FAULT_INJECTION: forcing a failure. [ 663.659558] name failslab, interval 1, probability 0, space 0, times 0 [ 663.686283] CPU: 1 PID: 4079 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 663.694115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 663.703470] Call Trace: [ 663.706071] dump_stack+0x1fc/0x2ef [ 663.709712] should_fail.cold+0xa/0xf [ 663.713525] ? setup_fault_attr+0x200/0x200 [ 663.717858] ? lock_acquire+0x170/0x3c0 [ 663.721851] __should_failslab+0x115/0x180 [ 663.726125] should_failslab+0x5/0x10 [ 663.729932] kmem_cache_alloc+0x277/0x370 [ 663.734091] getname_kernel+0x4e/0x370 [ 663.737988] kern_path+0x1b/0x40 [ 663.741361] lookup_bdev+0xfc/0x220 [ 663.744991] ? bd_acquire+0x440/0x440 [ 663.748814] blkdev_get_by_path+0x1b/0xd0 [ 663.752970] btrfs_get_bdev_and_sb+0x2f/0x2f0 [ 663.757474] open_fs_devices+0x5a3/0xa50 [ 663.761550] ? find_fsid+0xb0/0xb0 [ 663.765113] btrfs_open_devices+0x114/0x150 [ 663.769442] btrfs_mount_root+0xa60/0x1830 [ 663.773687] ? btrfs_decode_error+0x70/0x70 [ 663.778015] ? __mutex_unlock_slowpath+0xea/0x610 [ 663.782868] ? check_preemption_disabled+0x41/0x280 [ 663.787906] ? pcpu_alloc+0xc9/0x1190 [ 663.791727] ? __lockdep_init_map+0x100/0x5a0 [ 663.796233] mount_fs+0xa3/0x310 [ 663.799614] vfs_kern_mount.part.0+0x68/0x470 [ 663.804116] ? kfree+0x110/0x210 [ 663.807507] vfs_kern_mount+0x3c/0x60 [ 663.811321] btrfs_mount+0x23a/0xaa0 [ 663.815046] ? btrfs_show_options+0xfd0/0xfd0 [ 663.819548] ? __mutex_unlock_slowpath+0xea/0x610 [ 663.824408] ? check_preemption_disabled+0x41/0x280 [ 663.829441] ? pcpu_alloc+0xc9/0x1190 [ 663.833252] ? __lockdep_init_map+0x100/0x5a0 [ 663.837777] mount_fs+0xa3/0x310 [ 663.841146] vfs_kern_mount.part.0+0x68/0x470 [ 663.845634] do_mount+0x115c/0x2f50 [ 663.849256] ? cmp_ex_sort+0xc0/0xc0 [ 663.852980] ? __do_page_fault+0x180/0xd60 [ 663.857215] ? copy_mount_string+0x40/0x40 [ 663.861646] ? memset+0x20/0x40 [ 663.864918] ? copy_mount_options+0x26f/0x380 [ 663.869411] ksys_mount+0xcf/0x130 [ 663.872952] __x64_sys_mount+0xba/0x150 [ 663.876920] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 663.881493] do_syscall_64+0xf9/0x620 [ 663.885301] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 663.890486] RIP: 0033:0x7f250541cf6a [ 663.894202] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 663.913091] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 663.920802] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 663.928058] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 663.935315] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 663.942579] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 663.949844] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:26 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 61) 19:03:26 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8d00, &(0x7f0000000200)) 19:03:26 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x0, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:27 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='\x00']) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='numa_maps\x00') pread64(r3, 0x0, 0x2d, 0x100007) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x7f, 0x5, 0x0, 0x3f, 0x0, 0x20da, 0x20000, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5005, 0x0, @perf_config_ext={0x8001, 0x7f}, 0x54, 0x5b20, 0x10001, 0x6, 0x4f08797d, 0x5, 0x7, 0x0, 0x7f, 0x0, 0x20200000000}, r1, 0xf, r3, 0x1) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r4 = open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f0000000280)={{r4}, 0x3, &(0x7f0000000200)=[0x5, 0xfffffffffffffff8, 0x7ff], 0x0, 0x0, [0x1ff, 0xffff, 0x8, 0x5]}) gettid() 19:03:27 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500040000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:27 executing program 1: r0 = add_key$fscrypt_v1(&(0x7f0000000000), &(0x7f0000000040)={'fscrypt:', @desc3}, &(0x7f0000000080)={0x0, "08d5cffc1b847d6043adb13f90121e0fce6fa6441fe32787b7a0030f2b4e7c6cc43266bbfc4b9c84b138c596e0f080fc5a93342f745226959f50821e048815d5"}, 0x48, 0xfffffffffffffffc) keyctl$invalidate(0x15, r0) add_key$keyring(&(0x7f0000000300), &(0x7f0000000340)={'syz', 0x2}, 0x0, 0x0, r0) r1 = getpid() sched_setscheduler(r1, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x0, 0x80, 0xfd, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x40a84, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x80003, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x8, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="08f917c7517f8debaccdb9b48bd341757ca1ab66ecc8eec176747541c31e8ddc04f61d3150f0db9c8cadbe805d20a0b141a77d0eb287dd98ebc0aec5435e974f0e0201a6cc1d74d633a3a8485949bbbe6dc17ac8af2758c8ec0f96db4a26"]) r3 = add_key$fscrypt_v1(&(0x7f0000000000), &(0x7f0000000040)={'fscrypt:', @desc3}, &(0x7f0000000080)={0x0, "08d5cffc1b847d6043adb13f90121e0fce6fa6441fe32787b7a0030f2b4e7c6cc43266bbfc4b9c84b138c596e0f080fc5a93342f745226959f50821e048815d5"}, 0x48, 0xfffffffffffffffc) keyctl$invalidate(0x15, r3) r4 = add_key$keyring(&(0x7f00000003c0), &(0x7f0000000400)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$negate(0xd, r3, 0x89f0, r4) perf_event_open(&(0x7f0000000280)={0x5, 0x80, 0x6, 0x3, 0x0, 0x7f, 0x0, 0x1, 0x80302, 0x8, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x4, @perf_bp={&(0x7f0000000200)}, 0x400, 0x1, 0x812e, 0x0, 0x4, 0x1ff, 0x7, 0x0, 0x2, 0x0, 0x92}, 0xffffffffffffffff, 0x10, 0xffffffffffffffff, 0x8) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 664.149622] FAULT_INJECTION: forcing a failure. [ 664.149622] name failslab, interval 1, probability 0, space 0, times 0 [ 664.183385] CPU: 1 PID: 4107 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 664.191216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 664.200576] Call Trace: [ 664.203177] dump_stack+0x1fc/0x2ef [ 664.206823] should_fail.cold+0xa/0xf [ 664.210640] ? setup_fault_attr+0x200/0x200 [ 664.214969] ? lock_acquire+0x170/0x3c0 [ 664.218968] __should_failslab+0x115/0x180 [ 664.223214] should_failslab+0x5/0x10 [ 664.227108] kmem_cache_alloc+0x277/0x370 [ 664.231281] getname_kernel+0x4e/0x370 [ 664.235177] kern_path+0x1b/0x40 [ 664.238551] lookup_bdev+0xfc/0x220 [ 664.242185] ? bd_acquire+0x440/0x440 [ 664.246002] blkdev_get_by_path+0x1b/0xd0 [ 664.250161] btrfs_get_bdev_and_sb+0x2f/0x2f0 [ 664.254666] open_fs_devices+0x5a3/0xa50 [ 664.258742] ? find_fsid+0xb0/0xb0 [ 664.262303] btrfs_open_devices+0x114/0x150 [ 664.263954] FAT-fs (loop1): Unrecognized mount option "Q͹Au|fvtuA1Pۜ] A}ݘC^Ot3HYImzȯ'XJ&" or missing value [ 664.266629] btrfs_mount_root+0xa60/0x1830 [ 664.285993] ? btrfs_decode_error+0x70/0x70 [ 664.290329] ? __mutex_unlock_slowpath+0xea/0x610 [ 664.295185] ? check_preemption_disabled+0x41/0x280 [ 664.300303] ? pcpu_alloc+0xc9/0x1190 [ 664.304116] ? __lockdep_init_map+0x100/0x5a0 [ 664.308626] mount_fs+0xa3/0x310 [ 664.312009] vfs_kern_mount.part.0+0x68/0x470 [ 664.316517] ? kfree+0x110/0x210 [ 664.319893] vfs_kern_mount+0x3c/0x60 [ 664.323704] btrfs_mount+0x23a/0xaa0 [ 664.327431] ? btrfs_show_options+0xfd0/0xfd0 [ 664.331925] ? __mutex_unlock_slowpath+0xea/0x610 [ 664.336777] ? check_preemption_disabled+0x41/0x280 [ 664.341810] ? pcpu_alloc+0xc9/0x1190 [ 664.345622] ? __lockdep_init_map+0x100/0x5a0 [ 664.350128] mount_fs+0xa3/0x310 [ 664.353503] vfs_kern_mount.part.0+0x68/0x470 [ 664.358007] do_mount+0x115c/0x2f50 [ 664.361659] ? cmp_ex_sort+0xc0/0xc0 [ 664.365385] ? __do_page_fault+0x180/0xd60 [ 664.369638] ? copy_mount_string+0x40/0x40 [ 664.373887] ? memset+0x20/0x40 [ 664.377269] ? copy_mount_options+0x26f/0x380 [ 664.381758] ksys_mount+0xcf/0x130 [ 664.385300] __x64_sys_mount+0xba/0x150 [ 664.389270] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 664.393848] do_syscall_64+0xf9/0x620 [ 664.397645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 664.402816] RIP: 0033:0x7f250541cf6a [ 664.406600] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 664.425486] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 664.433221] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 664.440485] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 19:03:27 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500060000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:27 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8d01, &(0x7f0000000200)) [ 664.447750] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 664.455027] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 664.462384] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 19:03:27 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8e00, &(0x7f0000000200)) 19:03:27 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500080000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:27 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 62) 19:03:27 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e85000b0000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:27 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x0, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 664.679442] FAT-fs (loop1): Unrecognized mount option "Q͹Au|fvtuA1Pۜ] A}ݘC^Ot3HYImzȯ'XJ&" or missing value 19:03:27 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8e01, &(0x7f0000000200)) [ 664.755682] FAULT_INJECTION: forcing a failure. [ 664.755682] name failslab, interval 1, probability 0, space 0, times 0 [ 664.812346] CPU: 1 PID: 4157 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 664.820178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 664.829532] Call Trace: [ 664.832135] dump_stack+0x1fc/0x2ef [ 664.835776] should_fail.cold+0xa/0xf [ 664.839590] ? setup_fault_attr+0x200/0x200 [ 664.843923] ? perf_trace_lock_acquire+0x530/0x530 [ 664.848862] ? check_preemption_disabled+0x41/0x280 [ 664.853895] __should_failslab+0x115/0x180 [ 664.858143] should_failslab+0x5/0x10 [ 664.861951] kmem_cache_alloc+0x3f/0x370 [ 664.866017] ? mempool_alloc+0x350/0x350 [ 664.870088] mempool_alloc+0x146/0x350 [ 664.874003] ? mempool_resize+0x790/0x790 [ 664.878160] ? lock_downgrade+0x720/0x720 [ 664.882325] ? mark_held_locks+0xa6/0xf0 [ 664.886392] bio_alloc_bioset+0x389/0x5e0 [ 664.890547] ? __find_get_block+0x314/0xde0 [ 664.894876] ? bvec_alloc+0x2f0/0x2f0 [ 664.898767] ? __getblk_slow+0x6a3/0x9e0 [ 664.902840] submit_bh_wbc+0x141/0x760 [ 664.906732] __bread_gfp+0x14e/0x300 [ 664.910447] btrfs_read_dev_super+0x8a/0x230 [ 664.914852] btrfs_get_bdev_and_sb+0xf6/0x2f0 [ 664.919347] open_fs_devices+0x5a3/0xa50 [ 664.923413] ? find_fsid+0xb0/0xb0 [ 664.926960] btrfs_open_devices+0x114/0x150 [ 664.931282] btrfs_mount_root+0xa60/0x1830 [ 664.935524] ? btrfs_decode_error+0x70/0x70 [ 664.939858] ? __mutex_unlock_slowpath+0xea/0x610 [ 664.944713] ? check_preemption_disabled+0x41/0x280 [ 664.949865] ? pcpu_alloc+0xc9/0x1190 [ 664.953672] ? __lockdep_init_map+0x100/0x5a0 [ 664.958176] mount_fs+0xa3/0x310 [ 664.961558] vfs_kern_mount.part.0+0x68/0x470 [ 664.966069] ? kfree+0x110/0x210 [ 664.969443] vfs_kern_mount+0x3c/0x60 [ 664.973257] btrfs_mount+0x23a/0xaa0 [ 664.976975] ? btrfs_show_options+0xfd0/0xfd0 [ 664.981470] ? __mutex_unlock_slowpath+0xea/0x610 [ 664.986323] ? check_preemption_disabled+0x41/0x280 [ 664.991479] ? pcpu_alloc+0xc9/0x1190 [ 664.995284] ? __lockdep_init_map+0x100/0x5a0 [ 664.999783] mount_fs+0xa3/0x310 [ 665.003169] vfs_kern_mount.part.0+0x68/0x470 [ 665.007675] do_mount+0x115c/0x2f50 [ 665.011325] ? cmp_ex_sort+0xc0/0xc0 [ 665.015043] ? __do_page_fault+0x180/0xd60 [ 665.019288] ? copy_mount_string+0x40/0x40 [ 665.023542] ? memset+0x20/0x40 [ 665.026826] ? copy_mount_options+0x26f/0x380 [ 665.031342] ksys_mount+0xcf/0x130 [ 665.034891] __x64_sys_mount+0xba/0x150 [ 665.038869] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 665.043451] do_syscall_64+0xf9/0x620 [ 665.047258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 665.052579] RIP: 0033:0x7f250541cf6a [ 665.056296] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 665.075206] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 665.082916] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 665.090536] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 665.097804] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 665.105076] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 665.112337] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 665.146097] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:28 executing program 4: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x9, 0x0, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) 19:03:28 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500100000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:28 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000180)=0x6) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() 19:03:28 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8f00, &(0x7f0000000200)) 19:03:28 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000300000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:28 executing program 2: openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000000000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d0700", 0x4a, 0x10000}], 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB="6e6f8b2550ecf88253fa6368652c636f6d70726573732d666f7263653d7a737464"]) (fail_nth: 63) [ 665.415016] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:28 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000600000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) 19:03:28 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x200, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r1 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)) openat$dir(0xffffffffffffff9c, 0x0, 0x101001, 0x0) mkdirat(r1, &(0x7f0000000080)='./file0\x00', 0x0) open(0x0, 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) gettid() [ 665.521841] FAULT_INJECTION: forcing a failure. [ 665.521841] name failslab, interval 1, probability 0, space 0, times 0 [ 665.542465] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 19:03:28 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x8f01, &(0x7f0000000200)) [ 665.578024] CPU: 0 PID: 4209 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 665.585856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 665.595235] Call Trace: [ 665.597837] dump_stack+0x1fc/0x2ef [ 665.601476] should_fail.cold+0xa/0xf [ 665.605291] ? setup_fault_attr+0x200/0x200 [ 665.609628] ? lock_acquire+0x170/0x3c0 [ 665.613601] __should_failslab+0x115/0x180 [ 665.617926] should_failslab+0x5/0x10 [ 665.621709] kmem_cache_alloc_trace+0x284/0x380 [ 665.626365] btrfs_alloc_device+0xae/0x670 [ 665.630600] ? btrfs_finish_sprout+0x6c0/0x6c0 [ 665.635177] ? blkdev_put+0x85/0x520 [ 665.638889] close_fs_devices.part.0+0x263/0x8e0 [ 665.643647] btrfs_close_devices+0x95/0x1f0 [ 665.647966] btrfs_mount_root+0x10b9/0x1830 [ 665.652383] ? btrfs_decode_error+0x70/0x70 [ 665.656696] ? __mutex_unlock_slowpath+0xea/0x610 [ 665.661872] ? check_preemption_disabled+0x41/0x280 [ 665.666882] ? pcpu_alloc+0xc9/0x1190 [ 665.670691] ? __lockdep_init_map+0x100/0x5a0 [ 665.675184] mount_fs+0xa3/0x310 [ 665.678551] vfs_kern_mount.part.0+0x68/0x470 [ 665.683042] ? kfree+0x110/0x210 [ 665.686422] vfs_kern_mount+0x3c/0x60 [ 665.690220] btrfs_mount+0x23a/0xaa0 [ 665.693926] ? btrfs_show_options+0xfd0/0xfd0 [ 665.698410] ? __mutex_unlock_slowpath+0xea/0x610 [ 665.703253] ? check_preemption_disabled+0x41/0x280 [ 665.708269] ? pcpu_alloc+0xc9/0x1190 [ 665.712069] ? __lockdep_init_map+0x100/0x5a0 [ 665.716571] mount_fs+0xa3/0x310 [ 665.719963] vfs_kern_mount.part.0+0x68/0x470 [ 665.724452] do_mount+0x115c/0x2f50 [ 665.728063] ? cmp_ex_sort+0xc0/0xc0 [ 665.731771] ? __do_page_fault+0x180/0xd60 [ 665.735996] ? copy_mount_string+0x40/0x40 [ 665.740235] ? memset+0x20/0x40 [ 665.743508] ? copy_mount_options+0x26f/0x380 [ 665.747994] ksys_mount+0xcf/0x130 [ 665.751543] __x64_sys_mount+0xba/0x150 [ 665.755515] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 665.760093] do_syscall_64+0xf9/0x620 [ 665.763896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 665.769163] RIP: 0033:0x7f250541cf6a [ 665.772939] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 665.792029] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 665.799745] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 665.807097] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 665.814442] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 665.821699] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 19:03:28 executing program 5: r0 = getpid() ptrace(0x4208, 0x0) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgrp(0x0) perf_event_open(&(0x7f0000000300)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f0000000000)='./file0\x00', 0xffc00087, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f00000004c0)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000380)={[{@fat=@nfs}]}) openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000006c0), 0x10) perf_event_open(&(0x7f0000000800)={0x0, 0x80, 0x8, 0x0, 0x80, 0x40, 0x0, 0x6, 0x100, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x2, @perf_bp={&(0x7f0000000200), 0x2}, 0x61439b16cb3c3527, 0x0, 0x16be918f, 0x0, 0x48000000, 0x6, 0xfffc, 0x0, 0x200, 0x0, 0x8}, r1, 0x0, r3, 0x9) open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)) r4 = gettid() ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, &(0x7f0000000880)=r4) [ 665.829056] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 665.846950] ------------[ cut here ]------------ [ 665.851742] kernel BUG at fs/btrfs/volumes.c:1061! [ 665.857329] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 665.862710] CPU: 1 PID: 4209 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 665.870590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 665.879955] RIP: 0010:close_fs_devices.part.0+0x6b0/0x8e0 [ 665.885610] Code: 03 0f 8e 27 01 00 00 48 8b 44 24 20 c7 80 10 01 00 00 00 00 00 00 48 83 c4 48 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 70 ad 71 fe <0f> 0b e8 69 ad 71 fe 0f 0b e8 22 8d a7 fe e9 17 fd ff ff 48 8b 7c [ 665.904522] RSP: 0018:ffff888223def838 EFLAGS: 00010246 [ 665.909891] RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000a07c000 [ 665.917159] RDX: 0000000000040000 RSI: ffffffff82f0d800 RDI: 0000000000000007 [ 665.924457] RBP: ffff88808fb70800 R08: 0000000000000000 R09: fffffffffffff000 [ 665.931726] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 665.938999] R13: fffffffffffffff4 R14: dffffc0000000000 R15: ffff8880abee76c0 [ 665.946273] FS: 00007f2502991700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 665.954499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 665.960724] CR2: 00007f8abaf8b000 CR3: 0000000224397000 CR4: 00000000003426e0 [ 665.968002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 665.975273] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 665.982540] Call Trace: [ 665.985138] btrfs_close_devices+0x95/0x1f0 [ 665.989471] btrfs_mount_root+0x10b9/0x1830 [ 665.993803] ? btrfs_decode_error+0x70/0x70 [ 665.998125] ? __mutex_unlock_slowpath+0xea/0x610 [ 666.002972] ? check_preemption_disabled+0x41/0x280 [ 666.007994] ? pcpu_alloc+0xc9/0x1190 [ 666.011792] ? __lockdep_init_map+0x100/0x5a0 [ 666.016281] mount_fs+0xa3/0x310 [ 666.019644] vfs_kern_mount.part.0+0x68/0x470 [ 666.024136] ? kfree+0x110/0x210 [ 666.027531] vfs_kern_mount+0x3c/0x60 [ 666.031336] btrfs_mount+0x23a/0xaa0 [ 666.035055] ? btrfs_show_options+0xfd0/0xfd0 [ 666.039596] ? __mutex_unlock_slowpath+0xea/0x610 [ 666.044441] ? check_preemption_disabled+0x41/0x280 [ 666.049459] ? pcpu_alloc+0xc9/0x1190 [ 666.053257] ? __lockdep_init_map+0x100/0x5a0 [ 666.057753] mount_fs+0xa3/0x310 [ 666.061117] vfs_kern_mount.part.0+0x68/0x470 [ 666.065609] do_mount+0x115c/0x2f50 [ 666.069236] ? cmp_ex_sort+0xc0/0xc0 [ 666.072969] ? __do_page_fault+0x180/0xd60 [ 666.077200] ? copy_mount_string+0x40/0x40 [ 666.081437] ? memset+0x20/0x40 [ 666.084717] ? copy_mount_options+0x26f/0x380 [ 666.089301] ksys_mount+0xcf/0x130 [ 666.092848] __x64_sys_mount+0xba/0x150 [ 666.096821] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 666.101398] do_syscall_64+0xf9/0x620 [ 666.105199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 666.110384] RIP: 0033:0x7f250541cf6a 19:03:28 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x9000, &(0x7f0000000200)) [ 666.114091] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 666.133031] RSP: 002b:00007f2502990fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 666.140735] RAX: ffffffffffffffda RBX: 00000000200009c0 RCX: 00007f250541cf6a [ 666.148010] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2502991000 [ 666.155272] RBP: 00007f2502991040 R08: 00007f2502991040 R09: 0000000020000000 [ 666.162531] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 666.169793] R13: 0000000020000100 R14: 00007f2502991000 R15: 00000000200005c0 [ 666.177059] Modules linked in: 19:03:29 executing program 3: syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f00000009c0)=[{&(0x7f0000010000)="90e42e8500000b00000001000000000000000000000000000800000000000000f90cac8b044b4fa88bee4b8d3da88dc2000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d00000000000000600000000000000010000000000000000100000001000000010000000100000610000000400000000000000000000000000000000000000000000004503000000000000000000000001", 0xca, 0x10000}, {0x0}], 0x0, &(0x7f00000005c0)=ANY=[]) [ 666.197340] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 666.234286] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 666.277634] ---[ end trace 3d467bdf01577558 ]--- [ 666.283302] RIP: 0010:close_fs_devices.part.0+0x6b0/0x8e0 [ 666.324923] Code: 03 0f 8e 27 01 00 00 48 8b 44 24 20 c7 80 10 01 00 00 00 00 00 00 48 83 c4 48 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 70 ad 71 fe <0f> 0b e8 69 ad 71 fe 0f 0b e8 22 8d a7 fe e9 17 fd ff ff 48 8b 7c [ 666.393558] RSP: 0018:ffff888223def838 EFLAGS: 00010246 [ 666.404893] RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000a07c000 [ 666.412826] RDX: 0000000000040000 RSI: ffffffff82f0d800 RDI: 0000000000000007 [ 666.421049] RBP: ffff88808fb70800 R08: 0000000000000000 R09: fffffffffffff000 [ 666.428945] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 666.436353] R13: fffffffffffffff4 R14: dffffc0000000000 R15: ffff8880abee76c0 [ 666.445182] FS: 00007f2502991700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 666.454433] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 666.461599] CR2: 00007f8abaf95010 CR3: 0000000224397000 CR4: 00000000003426e0 [ 666.469553] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 666.476944] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 666.485169] Kernel panic - not syncing: Fatal exception [ 666.490795] Kernel Offset: disabled [ 666.494411] Rebooting in 86400 seconds..