c60e14b4c17391f0dea0654f16f3283f5241740e6baa77f17599ab6335a938cf44212eba30fa5e03a2b0cd58c44c06bc74e4199ac0531e8c9ec96da8c0c09616ebe6776d65f53908e76ab0a35a3d9d53ac89954f2201ca50f02b020b9efb15c7cd22d3e34df98aa3c21f99b5ea79ccac3a861fa821934ea9fe45") r2 = gettid() tkill(r2, 0x22) 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x800000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202070202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000048000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:18 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200201002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:18 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15, 0x0, 0x3f, 0x44}, {}, {0x46}]}) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x005\x00\x00'], 0xb8}}, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r1, 0x8983, &(0x7f0000000340)) ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000240)={0x0, 0x3, 0xfffffffffffffffa, 0x1}) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) r4 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r4, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="0600f9ff182917b9e423b4"], 0xb8}}, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r4, 0x8983, &(0x7f0000000340)) fcntl$setlease(r4, 0x400, 0x1) r5 = accept4(r3, 0x0, &(0x7f0000000040), 0x80000) r6 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r6, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r7 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x400100, 0x0) ioctl$BTRFS_IOC_BALANCE_PROGRESS(r7, 0x84009422, &(0x7f00000004c0)={0x0, 0x0, {0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @struct, 0x0}}) r10 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x200) ioctl$BTRFS_IOC_SCRUB(0xffffffffffffffff, 0xc400941b, &(0x7f0000000a40)={r8, 0x4, 0x63}) ioctl$BTRFS_IOC_RM_DEV_V2(r10, 0x5000943a, &(0x7f00000018c0)={{r5}, 0x0, 0x10, @inherit={0x48, &(0x7f0000000140)={0x0, 0x0, 0x1, 0x1f, {0x24, 0x80000001, 0x2c, 0x20000000200000, 0x3f}}}, @devid=r11}) ioctl$BTRFS_IOC_BALANCE_V2(r1, 0xc4009420, &(0x7f0000000640)={0x5, 0x5, {0x9, @struct={0x5, 0xfffff01f}, r2, 0x0, 0x2b, 0x800, 0x3, 0x75, 0x8, @struct={0x6, 0x6}, 0x5, 0x4, [0x8, 0x6, 0x1, 0x6, 0x8, 0x2f0e]}, {0x7f, @struct={0x5, 0xfffffffa}, r9, 0x0, 0x1, 0x400, 0x4, 0x9, 0x406, @struct={0x9, 0x7eab}, 0x101, 0x4, [0x0, 0x8001, 0x5, 0x5, 0xff, 0x1]}, {0x6, @struct={0x9, 0x5}, 0x0, 0x7, 0x8000, 0x8, 0x9, 0x3f, 0x8, @struct={0x0, 0xfff}, 0x9, 0x51, [0x4, 0x58ff, 0x44395859, 0x1f, 0x316, 0x1f]}, {0x5, 0x3, 0x8000}}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xe00000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:18 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x20c000, 0x49) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000200)='net/fib_trie\x00') r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="cadfff00192913428de02269b9e459b8"], 0xb8}}, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r2, 0x8983, &(0x7f0000000340)) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, r2) r3 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x1c0, 0x0}) r4 = socket$nl_generic(0x10, 0x3, 0x10) preadv(r4, &(0x7f0000000080)=[{&(0x7f0000000140)=""/190, 0xbe}], 0x1, 0x8, 0x62) ptrace$setopts(0x4206, r3, 0x0, 0x0) tkill(r3, 0x17) ptrace$setregs(0xd, r3, 0x0, &(0x7f0000000080)) r5 = gettid() tkill(r5, 0x22) [ 1267.784408][ T6973] loop1: detected capacity change from 0 to 4 [ 1267.799087][ T6983] loop5: detected capacity change from 0 to 224 [ 1267.809407][ T6973] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1267.819118][ T6984] loop4: detected capacity change from 0 to 4 12:07:18 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r0, 0x0) io_uring_register$IORING_REGISTER_PERSONALITY(r0, 0x9, 0x0, 0x0) [ 1267.846378][ T6973] loop1: detected capacity change from 0 to 4 [ 1267.859227][ T6984] EXT4-fs (loop4): Invalid log block size: 270532610 [ 1267.866480][ T6973] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00004c000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020fe202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1267.906286][ T6984] loop4: detected capacity change from 0 to 4 [ 1267.924187][ T22] audit: type=1326 audit(1631534838.383:7342): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7020 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x1800000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1267.960912][ T6984] EXT4-fs (loop4): Invalid log block size: 270532610 [ 1267.983839][ T7034] loop1: detected capacity change from 0 to 4 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x1c00000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:18 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001102000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1268.010190][ T7034] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1268.065674][ T7055] loop5: detected capacity change from 0 to 224 [ 1268.067071][ T7034] loop1: detected capacity change from 0 to 4 [ 1268.101459][ T7066] loop4: detected capacity change from 0 to 4 12:07:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020022020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1268.101689][ T7034] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x2600000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1268.136131][ T7066] EXT4-fs (loop4): Invalid log block size: 285212674 [ 1268.168608][ T7074] loop5: detected capacity change from 0 to 224 12:07:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020052020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000060000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x3305000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1268.205959][ T7066] loop4: detected capacity change from 0 to 4 [ 1268.215744][ T7066] EXT4-fs (loop4): Invalid log block size: 285212674 12:07:18 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1268.259964][ T7099] loop1: detected capacity change from 0 to 4 [ 1268.299634][ T7110] loop5: detected capacity change from 0 to 224 [ 1268.301606][ T7099] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1268.319707][ T7115] loop4: detected capacity change from 0 to 4 [ 1268.359100][ T7115] EXT4-fs (loop4): Invalid log block size: 301989890 [ 1268.368660][ T7099] loop1: detected capacity change from 0 to 4 [ 1268.406224][ T7099] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1268.467412][ T7115] loop4: detected capacity change from 0 to 4 [ 1268.484119][ T7115] EXT4-fs (loop4): Invalid log block size: 301989890 [ 1268.753578][ T22] audit: type=1326 audit(1631534839.213:7343): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7020 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:19 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) socketpair(0x2b, 0x5, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$nl_netfilter(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x22c, 0x10, 0x7, 0x5, 0x70bd27, 0x25dfdbfc, {0x7, 0x0, 0x4}, [@generic="1ddf55479be412fd77dd3987b7b18e858669704300a78448292d2310754188282d02f7f6d631ee99df3a511a368a1f3bcec60f48b0ca7ccfe3f73f2f2cc7f3553db80b10825fb932f039294e247c54736f11884d858782509d622952ba2f1c07d69166ee0c86837b3779d1245f64b80c0e08f10b742b54ca6bc610c66429aaeee5a6f98ca65e8d4e08", @typed={0xe1, 0x38, 0x0, 0x0, @binary="a38d4db54769fd2522765b1a29b61d17145d3f91443b4d89018ce1d9cd0d6b46eae5a97cd6d5dff9062926949691461755ffe6a9cdf4a56fd1c07451a11d2c2641ec07cdb5ce66aabe794c11cfbbbeae8f60b51e864bd41aa221faa64a7a76274f10d6fc699da82cc3248b3d82267325a016d17121bda7a35322ff576ba3894919c3a6c7d4ee3051f482bdf5f76c609f3c993e380d0ed85e80ebef2d6e923701d0dfca82bd4d0398a3b939ce67b447d5d5ba6509878655abd94d26a6fd7c52682b2044a85eed30f8299ebd6dafedd919ce6d333b02bcb45b7a9f14d999"}, @generic="01e14b65c13c0ab0d147f3794a72f8a2dee510f390345539bf9f11517398928ded4a891b5da86018ef5829bccc4763537c1af9bc0fe76927373805821e0a8fa8e03285faea81777fbf8a4bca44e17ffceba0a3d88b845e27844f6175398e0edee839a4fdca505f6764d7205877932e15ab76098d708543724a3aa2e39492d2d5ba6f8c106c307a940d00c7ccd52ea28b53999bf722cccda5ecce5c6266407ee5c45bb7e0dc570e049d"]}, 0x22c}, 0x1, 0x0, 0x0, 0x20000014}, 0x10) 12:07:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x3f00000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020062020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:19 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000068000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:19 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x1c0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0xb8, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001840)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_SUBVOL_CREATE_V2(r2, 0x50009418, &(0x7f0000000400)={{}, r3, 0x14, @inherit={0x88, &(0x7f0000001580)=ANY=[@ANYRES16=r4]}, @devid}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(r0, 0xc0c89425, &(0x7f0000000140)={"c8da0d1091f5cc896f8ea0a43d9a538a", r3, 0x0, {0x1, 0xf148}, {0xff, 0xaf}, 0x9, [0x3, 0x3d, 0xed3, 0xc2, 0x3ff, 0x0, 0x2, 0x40c, 0x8, 0x4, 0x8, 0x3, 0x1f, 0x10001, 0x5, 0x183]}) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r5 = gettid() tkill(r5, 0x1000000000016) ptrace$setregs(0xf, r5, 0x8, &(0x7f0000000080)="696aab1d7a94fa0db7ebe9a8b9e80d57def0b35df28a85f72a50ab022fee6023b0b0") r6 = gettid() tkill(r6, 0x22) 12:07:19 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200bc1202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1268.839703][ T22] audit: type=1326 audit(1631534839.303:7344): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7152 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1268.857071][ T7157] loop5: detected capacity change from 0 to 224 [ 1268.871731][ T7159] loop1: detected capacity change from 0 to 4 [ 1268.874579][ T7158] loop4: detected capacity change from 0 to 4 12:07:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x4000000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:19 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00006c000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020072020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1268.896378][ T7159] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1268.896853][ T7158] EXT4-fs (loop4): Invalid log block size: 314310658 12:07:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x4000080000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020222020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x8004000000000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1268.967960][ T7158] loop4: detected capacity change from 0 to 4 [ 1268.981387][ T7158] EXT4-fs (loop4): Invalid log block size: 314310658 [ 1268.993887][ T7197] loop5: detected capacity change from 0 to 224 [ 1269.001875][ T7194] loop1: detected capacity change from 0 to 4 [ 1269.035096][ T7194] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1269.086134][ T7194] loop1: detected capacity change from 0 to 4 [ 1269.094236][ T7194] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1269.112944][ T7227] loop5: detected capacity change from 0 to 224 [ 1269.672408][ T22] audit: type=1326 audit(1631534840.133:7345): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7152 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:20 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200bd1202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xf6ffffff00000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000074000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:20 executing program 2: r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) mkdirat(r1, &(0x7f0000000100)='./file0\x00', 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="3f7900006d59af6414fe2fab19ba6f5f"], 0x10) ioctl$PIO_FONT(r0, 0x4b61, &(0x7f0000000000)="96ece1a1807cf278efaf3234af916a81e668d8e1d045b9bb6bc76b00f347a8deac091507b8cd43cf3e8f073c0797c1c1aa54b594a45712e73c74f7aa0560145ad1ce37b6b45cb239a72ca3857019a5d3cd616d46226ad58b50d39087a3b663e915de6d72b86aaed7b8937d4ca9fdef49cbf09f22e2bf8fe51e33f8fe2c53254ab1ad1f738661f23b616c9ed8") seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) [ 1269.747325][ T7240] loop1: detected capacity change from 0 to 4 [ 1269.761908][ T7240] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1269.783340][ T22] audit: type=1326 audit(1631534840.243:7346): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7243 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1269.808027][ T7248] loop4: detected capacity change from 0 to 4 [ 1269.816774][ T7248] EXT4-fs (loop4): Invalid log block size: 314376194 12:07:22 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x1c0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$setopts(0x4206, r1, 0x80, 0x10) r2 = gettid() tkill(r2, 0x22) 12:07:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020252020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00007a000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xfeffffff00000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:22 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001702000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:22 executing program 2: r0 = syz_mount_image$nfs(&(0x7f0000000180), &(0x7f00000001c0)='./file0\x00', 0x9, 0x2, &(0x7f0000000380)=[{&(0x7f0000000300)="3822b378e6ba816d353a0fb9535ace9b76bf40b9129e3bf1bbfe9c88a8009ed3282d35c3f6aa", 0x26, 0x80000000}, {&(0x7f0000000340)="d2edffda438b838ac52701d3b0176007aaf19db65079a6ee9f9d98467c8561afeab45e42be414463f9b375751587ff7f844403a143727e", 0x37, 0x5}], 0x2ab84eae673223db, &(0x7f00000003c0)={[{}, {'sit0\x00'}, {'\xaa\xaa\xaa\xaa\xaa'}, {'\xaa\xaa\xaa\xaa\xaa'}, {'\xaa\xaa\xaa\xaa\xaa'}, {'\xaa\xaa\xaa\xaa\xaa'}, {'\xaa\xaa\xaa\xaa\xaa'}], [{@fowner_gt={'fowner>', 0xee01}}, {@fscontext={'fscontext', 0x3d, 'user_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x65, 0x35, 0x30, 0x34, 0x35, 0x37, 0x20], 0x2d, [0x61, 0x34, 0x39, 0x34], 0x2d, [0x30, 0x1, 0x64, 0x65], 0x2d, [0x65, 0x38, 0x30, 0x61], 0x2d, [0x5c2d55491276ccac, 0x30, 0x39, 0x35, 0x36, 0x37, 0x31, 0x30]}}}, {@measure}, {@permit_directio}]}) lseek(r0, 0xe09, 0x2) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) r1 = socket(0x11, 0x800000003, 0x0) setsockopt$packet_buf(r1, 0x107, 0xf, &(0x7f0000000100)="a1e230b6", 0x4) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000140)={0x7, &(0x7f0000000040)=[{0x3f, 0x6, 0x81, 0x3ff}, {0x0, 0x5, 0xf7, 0x200}, {0x3, 0x4d, 0x9, 0x9}, {0x80, 0x4, 0x20, 0x1f}, {0x6, 0xd5, 0x7f, 0xa0}, {0x0, 0x1f, 0x3f, 0x8}, {0x81, 0x5, 0x81, 0x9}]}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'sit0\x00', 0x0}) bind$packet(r1, &(0x7f0000000000)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) sendmsg$ETHTOOL_MSG_FEATURES_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB="300000007b34763e632c77205f0c72fe0b3954883c4ec540a61f3cb7940954e34cd8f3f19564679d88b4ac92df4bb3185ff5f8b0261c070f71141811ab68a8428903fc7d3ba34d2a8b183e9f165e5891c246fc546af65371dcf055cbcd04", @ANYRES16=0x0, @ANYBLOB="7f002cbd70d081000000000000001c000180080003000200000008000100", @ANYRES32=r2, @ANYBLOB="0800030003000000"], 0x30}, 0x1, 0x0, 0x0, 0x800}, 0x4008010) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:22 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r1 = openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_rmem\x00', 0x1, 0x0) ioctl$F2FS_IOC_DEFRAGMENT(r1, 0xc010f508, &(0x7f0000000140)={0x7, 0xa3}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) wait4(0x0, 0x0, 0x4, &(0x7f0000000180)) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x1c0, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1271.883128][ T7275] loop2: detected capacity change from 0 to 264192 [ 1271.905005][ T7287] loop1: detected capacity change from 0 to 4 [ 1271.908483][ T7286] loop4: detected capacity change from 0 to 4 [ 1271.919725][ T7290] loop5: detected capacity change from 0 to 224 12:07:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xfeffffffffffffff, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1271.933831][ T22] audit: type=1326 audit(1631534842.393:7347): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7269 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1271.965811][ T7287] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020702020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xffffffff00000000, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:22 executing program 3: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fc00000}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r2, 0xc0502100, &(0x7f0000000100)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_SEND(r2, 0xc0182101, &(0x7f0000000200)={r3}) ioctl$SECCOMP_IOCTL_NOTIF_SEND(r1, 0xc0182101, &(0x7f0000000080)={r3, 0x2, 0x5bd}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000000)) [ 1271.992059][ T7286] EXT4-fs (loop4): Invalid log block size: 385875970 [ 1272.014116][ T7287] loop1: detected capacity change from 0 to 4 [ 1272.035896][ T7287] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1272.047076][ T22] audit: type=1326 audit(1631534842.513:7348): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7322 comm="syz-executor.3" exe="/root/syz-executor.3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xfffffffffffffffe, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020fe2020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1272.093373][ T7286] loop4: detected capacity change from 0 to 4 [ 1272.100955][ T7286] EXT4-fs (loop4): Invalid log block size: 385875970 [ 1272.120433][ T7338] loop5: detected capacity change from 0 to 224 12:07:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00008d000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:22 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200002002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0xffffffffffffffff, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200220202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1272.204129][ T7360] loop1: detected capacity change from 0 to 4 [ 1272.210759][ T7362] loop4: detected capacity change from 0 to 4 [ 1272.222574][ T7358] loop5: detected capacity change from 0 to 224 [ 1272.229441][ T7360] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1272.243901][ T7362] EXT4-fs (loop4): Invalid log block size: 536870914 [ 1272.280891][ T7360] loop1: detected capacity change from 0 to 4 [ 1272.290431][ T7362] loop4: detected capacity change from 0 to 4 [ 1272.299962][ T7362] EXT4-fs (loop4): Invalid log block size: 536870914 [ 1272.300924][ T7360] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1272.339020][ T7393] loop5: detected capacity change from 0 to 224 [ 1272.707935][ T7320] loop2: detected capacity change from 0 to 264192 [ 1272.747860][ T22] audit: type=1326 audit(1631534843.213:7349): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7269 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:23 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000200)={0x4, &(0x7f0000000140)=[{0x7ff, 0x0, 0x20, 0x401}, {0x8, 0x6, 0x7, 0x3}, {0x3f, 0x80, 0x2, 0x7fd}, {0x0, 0x3, 0x6, 0x7fff}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000100)={0x5, &(0x7f00000000c0)=[{0x5, 0xf7, 0x0, 0xad426580}, {0x0, 0x20, 0x3, 0x6}, {0x9, 0xfc, 0x4, 0x200}, {0xceab, 0x7, 0x1, 0xb7b}, {0x8000, 0xff, 0x0, 0xf2}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000040)={0x2000000000000014, &(0x7f0000000000)=[{0x6, 0x81, 0x1c, 0x4}, {0x8001, 0x20, 0x4, 0x599}, {0x6, 0x8, 0x20, 0x7fff}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x2000, 0x0) r0 = syz_open_dev$vcsa(&(0x7f0000000180), 0x1752bae9, 0x40000) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) dup2(r0, r1) 12:07:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x2, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:23 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200102002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:23 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200520202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00008e000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1272.881787][ T22] audit: type=1326 audit(1631534843.343:7350): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7322 comm="syz-executor.3" exe="/root/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x7fc00000 [ 1272.899439][ T7422] loop1: detected capacity change from 0 to 4 12:07:23 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) r5 = gettid() tkill(r5, 0x22) 12:07:23 executing program 2: mq_timedsend(0xffffffffffffffff, &(0x7f0000000040)="8631cd3613eed8c787241a3a734ab5c7ff19c07e97550faf97a8d87dadb12d7f6aba5085c992", 0x26, 0x5, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20, 0x4}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) [ 1272.924348][ T7422] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1272.935752][ T7425] loop5: detected capacity change from 0 to 224 [ 1272.937461][ T7430] loop4: detected capacity change from 0 to 4 12:07:23 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200002202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1272.976803][ T7430] EXT4-fs (loop4): Invalid log block size: 537919490 [ 1272.983844][ T22] audit: type=1326 audit(1631534843.433:7351): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7434 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x4, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:23 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) r5 = gettid() tkill(r5, 0x22) 12:07:23 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200620202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1273.028554][ T7422] loop1: detected capacity change from 0 to 4 [ 1273.036098][ T7422] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:23 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) r5 = gettid() tkill(r5, 0x22) 12:07:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x8, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1273.087739][ T7460] loop4: detected capacity change from 0 to 4 [ 1273.098172][ T7460] EXT4-fs (loop4): Invalid log block size: 570425346 12:07:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0xfe, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fe000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:23 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) tkill(0x0, 0x22) 12:07:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0xfffe, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1273.138690][ T7460] loop4: detected capacity change from 0 to 4 [ 1273.167900][ T7460] EXT4-fs (loop4): Invalid log block size: 570425346 [ 1273.204005][ T7498] loop1: detected capacity change from 0 to 4 [ 1273.212473][ T7502] loop5: detected capacity change from 0 to 224 12:07:23 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200002502000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1273.256752][ T7498] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1273.317448][ T7515] loop4: detected capacity change from 0 to 4 [ 1273.340300][ T7515] EXT4-fs (loop4): Invalid log block size: 620756994 12:07:24 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000000)={0x0, 0x0, 0xffffffffffffffff, 0x8a1}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000100)) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200720202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000004020000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200003f02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1273.800016][ T22] audit: type=1326 audit(1631534844.263:7352): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7434 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1273.877162][ T7534] loop1: detected capacity change from 0 to 4 [ 1273.884271][ T22] audit: type=1326 audit(1631534844.343:7353): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7533 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1273.884906][ T7538] loop5: detected capacity change from 0 to 224 [ 1273.915211][ T7539] loop4: detected capacity change from 0 to 4 12:07:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202220202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1273.930720][ T7539] EXT4-fs (loop4): Invalid log block size: 1056964610 [ 1273.940745][ T7534] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0xfffffffe, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200004002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1273.986817][ T7534] loop1: detected capacity change from 0 to 4 [ 1274.000097][ T7534] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000030000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200004802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1274.031379][ T7561] loop4: detected capacity change from 0 to 4 [ 1274.041960][ T7561] EXT4-fs (loop4): Invalid log block size: 1073741826 [ 1274.052413][ T7564] loop5: detected capacity change from 0 to 224 [ 1274.108983][ T7575] loop1: detected capacity change from 0 to 4 [ 1274.119572][ T7575] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1274.159531][ T7583] loop4: detected capacity change from 0 to 4 [ 1274.179327][ T7583] EXT4-fs (loop4): Invalid log block size: 1207959554 [ 1274.251422][ T7583] loop4: detected capacity change from 0 to 4 [ 1274.259007][ T7583] EXT4-fs (loop4): Invalid log block size: 1207959554 [ 1274.711961][ T22] audit: type=1326 audit(1631534845.173:7354): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7533 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:26 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) tkill(0x0, 0x22) 12:07:26 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202520202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:26 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000071030000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:26 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200004c02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:26 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0xfffffffffffffffe, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:26 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r0 = io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(0xffffffffffffffff, 0xa, 0x0, r0) [ 1276.242388][ T22] audit: type=1326 audit(1631534846.704:7355): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7604 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1276.252521][ T7610] loop4: detected capacity change from 0 to 4 [ 1276.276076][ T7616] loop5: detected capacity change from 0 to 224 [ 1276.278524][ T7613] loop1: detected capacity change from 0 to 4 12:07:26 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020207020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1276.320034][ T7610] EXT4-fs (loop4): Invalid log block size: 1275068418 [ 1276.344486][ T7613] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:26 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020fe20202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1276.405886][ T7610] loop4: detected capacity change from 0 to 4 [ 1276.408835][ T7613] loop1: detected capacity change from 0 to 4 [ 1276.416499][ T7639] loop5: detected capacity change from 0 to 224 [ 1276.424591][ T7610] EXT4-fs (loop4): Invalid log block size: 1275068418 [ 1276.432370][ T7613] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:26 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:27 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000072030000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1276.550072][ T7659] loop5: detected capacity change from 0 to 224 [ 1276.552906][ T7660] loop4: detected capacity change from 0 to 4 [ 1276.570907][ T7660] EXT4-fs (loop4): Invalid log block size: 1610612738 12:07:27 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202002202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1276.602451][ T7666] loop1: detected capacity change from 0 to 4 [ 1276.626027][ T7666] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1276.636071][ T7660] loop4: detected capacity change from 0 to 4 [ 1276.644241][ T7660] EXT4-fs (loop4): Invalid log block size: 1610612738 12:07:27 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1276.666254][ T7674] loop5: detected capacity change from 0 to 224 [ 1276.689141][ T7666] loop1: detected capacity change from 0 to 4 [ 1276.712759][ T7666] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1276.747336][ T7694] loop4: detected capacity change from 0 to 4 [ 1276.778403][ T7694] EXT4-fs (loop4): Invalid log block size: 1744830466 [ 1276.831958][ T7694] loop4: detected capacity change from 0 to 4 [ 1276.840321][ T7694] EXT4-fs (loop4): Invalid log block size: 1744830466 [ 1277.068426][ T22] audit: type=1326 audit(1631534847.534:7356): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7604 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:29 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000140)=0x9) tkill(0x0, 0x22) 12:07:29 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202005202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:29 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000002040000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006c02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:29 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x220}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="02434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1279.278398][ T7729] loop1: detected capacity change from 0 to 4 [ 1279.287721][ T7731] loop4: detected capacity change from 0 to 4 [ 1279.295191][ T7734] loop5: detected capacity change from 0 to 224 12:07:29 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) unlinkat(r0, &(0x7f0000000040)='./file0\x00', 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) fcntl$getown(r1, 0x9) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r0, 0x0) io_uring_register$IORING_REGISTER_PERSONALITY(r0, 0x9, 0x0, 0x0) syz_io_uring_setup(0x187, &(0x7f0000000440), &(0x7f00006d5000/0x2000)=nil, &(0x7f0000729000/0x4000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000100)=0x0) ioctl$KDSKBMODE(r1, 0x4b45, &(0x7f0000000140)=0x2) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffff9c, 0x0, 0x0}, 0x0) syz_io_uring_submit(0x0, r3, &(0x7f0000000000)=@IORING_OP_NOP={0x0, 0x2}, 0x0) 12:07:29 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202006202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1279.324460][ T7729] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1279.337449][ T7731] EXT4-fs (loop4): Invalid log block size: 1811939330 12:07:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="03434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1279.369082][ T22] audit: type=1326 audit(1631534849.834:7357): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7747 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1279.405711][ T7731] loop4: detected capacity change from 0 to 4 [ 1279.406832][ T7751] loop5: detected capacity change from 0 to 224 12:07:29 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202007202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="04434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200007402000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1279.422333][ T7729] loop1: detected capacity change from 0 to 4 [ 1279.433350][ T7731] EXT4-fs (loop4): Invalid log block size: 1811939330 [ 1279.440522][ T7729] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1279.520761][ T7781] loop5: detected capacity change from 0 to 224 [ 1279.556612][ T7789] loop4: detected capacity change from 0 to 4 [ 1279.569211][ T7789] EXT4-fs (loop4): Invalid log block size: 1946157058 [ 1280.202966][ T22] audit: type=1326 audit(1631534850.664:7358): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7747 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:32 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) openat(r1, &(0x7f0000000180)='./file0\x00', 0xe0100, 0x118) r4 = gettid() tkill(r4, 0x22) 12:07:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000006040000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202022202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="05434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200007a02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:32 executing program 2: prctl$PR_MPX_DISABLE_MANAGEMENT(0x2c) prctl$PR_MPX_DISABLE_MANAGEMENT(0x2c) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) [ 1282.307745][ T22] audit: type=1326 audit(1631534852.774:7359): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7809 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1282.310958][ T7813] loop5: detected capacity change from 0 to 224 [ 1282.340484][ T7815] loop1: detected capacity change from 0 to 4 [ 1282.346805][ T7820] loop4: detected capacity change from 0 to 4 12:07:32 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) wait4(r2, 0x0, 0x1, &(0x7f00000036c0)) r4 = gettid() tkill(r4, 0x22) [ 1282.362365][ T7815] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1282.372828][ T7820] EXT4-fs (loop4): Invalid log block size: 2046820354 12:07:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="06434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202025202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:32 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:07:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0e434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000050000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1282.406122][ T7815] loop1: detected capacity change from 0 to 4 [ 1282.426661][ T7820] loop4: detected capacity change from 0 to 4 [ 1282.435105][ T7815] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1282.441991][ T7820] EXT4-fs (loop4): Invalid log block size: 2046820354 12:07:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0f434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200037e02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:33 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) r4 = gettid() tkill(r4, 0x22) [ 1282.524099][ T7863] loop5: detected capacity change from 0 to 224 [ 1282.526391][ T7868] loop1: detected capacity change from 0 to 4 [ 1282.544524][ T7868] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1282.572317][ T7880] loop4: detected capacity change from 0 to 4 12:07:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202070202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="1b434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1282.595549][ T7868] loop1: detected capacity change from 0 to 4 [ 1282.604976][ T7880] EXT4-fs (loop4): Invalid log block size: 2114125826 [ 1282.616614][ T7868] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1282.656613][ T7880] loop4: detected capacity change from 0 to 4 [ 1282.670362][ T7880] EXT4-fs (loop4): Invalid log block size: 2114125826 [ 1282.685863][ T7910] loop5: detected capacity change from 0 to 224 [ 1283.130238][ T22] audit: type=1326 audit(1631534853.594:7360): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=7809 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:33 executing program 2: io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:33 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) r4 = gettid() tkill(r4, 0x22) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="29434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000060000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200008102000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020fe202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1283.217872][ T7928] loop5: detected capacity change from 0 to 224 [ 1283.224657][ T7929] loop4: detected capacity change from 0 to 4 [ 1283.234234][ T7934] loop1: detected capacity change from 0 to 4 12:07:33 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) r4 = gettid() tkill(r4, 0x22) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="fe434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020022020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434410003101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1283.263944][ T7929] EXT4-fs (loop4): Invalid log block size: 2164260866 [ 1283.292383][ T7934] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:33 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344fe303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1283.355916][ T7929] loop4: detected capacity change from 0 to 4 [ 1283.365558][ T7934] loop1: detected capacity change from 0 to 4 [ 1283.372110][ T7934] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1283.382005][ T7929] EXT4-fs (loop4): Invalid log block size: 2164260866 [ 1283.399636][ T7976] loop5: detected capacity change from 0 to 224 12:07:33 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:07:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000004060000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020012bc02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020052020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430fe3101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) ptrace$setopts(0x4206, r2, 0x0, 0x0) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) [ 1283.489112][ T8002] loop4: detected capacity change from 0 to 4 [ 1283.499045][ T8006] loop1: detected capacity change from 0 to 4 [ 1283.523357][ T8002] EXT4-fs (loop4): Invalid log block size: 3155296258 [ 1283.535100][ T8006] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000070000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1283.559538][ T8018] loop5: detected capacity change from 0 to 224 [ 1283.584434][ T8002] loop4: detected capacity change from 0 to 4 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020062020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0143443030fe01004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) [ 1283.612965][ T8002] EXT4-fs (loop4): Invalid log block size: 3155296258 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303102004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) [ 1283.668445][ T8042] loop1: detected capacity change from 0 to 4 [ 1283.694054][ T8042] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1283.715519][ T8037] loop5: detected capacity change from 0 to 224 12:07:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020012bd02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020072020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) preadv(r1, &(0x7f0000002700)=[{&(0x7f00000001c0)=""/93, 0x5d}, {&(0x7f0000000240)=""/178, 0xb2}, {&(0x7f0000000080)=""/40, 0x28}, {&(0x7f0000000300)=""/231, 0xe7}, {&(0x7f0000000400)=""/197, 0xc5}, {&(0x7f0000000500)=""/46, 0x2e}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/154, 0x9a}, {&(0x7f0000003780)=""/4093, 0xffd}, {&(0x7f0000002600)=""/84, 0x54}, {&(0x7f0000002680)=""/12, 0xc}, {&(0x7f00000026c0)=""/7, 0x7}, {&(0x7f0000004780)=""/4096, 0x1000}], 0xe, 0x85cf, 0x6) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303103004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1283.797706][ T8067] loop4: detected capacity change from 0 to 4 [ 1283.815135][ T8069] loop5: detected capacity change from 0 to 224 [ 1283.820324][ T8042] loop1: detected capacity change from 0 to 4 [ 1283.831919][ T8067] EXT4-fs (loop4): Invalid log block size: 3172073474 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020222020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r3 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) [ 1283.846433][ T8042] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000090000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303104004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1283.888640][ T8067] loop4: detected capacity change from 0 to 4 [ 1283.908083][ T8067] EXT4-fs (loop4): Invalid log block size: 3172073474 12:07:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020003e802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1283.941037][ T8098] loop5: detected capacity change from 0 to 224 [ 1283.963827][ T8109] loop1: detected capacity change from 0 to 4 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020252020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303105004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1284.011370][ T8120] loop4: detected capacity change from 0 to 4 [ 1284.017592][ T8109] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.041713][ T8120] EXT4-fs (loop4): Invalid log block size: 3892510722 12:07:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200fffe02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020702020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1284.075492][ T8109] loop1: detected capacity change from 0 to 4 [ 1284.083163][ T8127] loop5: detected capacity change from 0 to 224 [ 1284.104305][ T8109] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303106004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$TIOCGPTPEER(r1, 0x5441, 0x20) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000a0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1284.152391][ T8147] loop4: detected capacity change from 0 to 4 [ 1284.197783][ T8154] loop5: detected capacity change from 0 to 224 [ 1284.212956][ T8147] EXT4-fs (loop4): Invalid log block size: 4278124546 [ 1284.223053][ T8167] loop1: detected capacity change from 0 to 4 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020fe2020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0143443030310e004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200220202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000fff02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1284.242466][ T8167] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.262790][ T8147] loop4: detected capacity change from 0 to 4 [ 1284.273023][ T8147] EXT4-fs (loop4): Invalid log block size: 4278124546 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1284.326164][ T8167] loop1: detected capacity change from 0 to 4 [ 1284.334147][ T8167] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.362736][ T8201] loop4: detected capacity change from 0 to 4 12:07:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000b0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0143443030310f004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1284.392263][ T8201] EXT4-fs (loop4): Invalid log block size: 4279173122 [ 1284.401521][ T8206] loop5: detected capacity change from 0 to 224 12:07:34 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200520202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="0143443030311b004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1284.443497][ T8216] loop1: detected capacity change from 0 to 4 [ 1284.462566][ T8216] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.474169][ T8201] loop4: detected capacity change from 0 to 4 [ 1284.481533][ T8201] EXT4-fs (loop4): Invalid log block size: 4279173122 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303129004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200feff02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1284.551569][ T8216] loop1: detected capacity change from 0 to 4 [ 1284.567780][ T8216] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.576063][ T8254] loop5: detected capacity change from 0 to 224 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200620202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000c0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1284.602458][ T8262] loop4: detected capacity change from 0 to 4 [ 1284.626240][ T8262] EXT4-fs (loop4): Invalid log block size: 4294836226 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031fe004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1284.677552][ T8262] loop4: detected capacity change from 0 to 4 [ 1284.688194][ T8262] EXT4-fs (loop4): Invalid log block size: 4294836226 [ 1284.693261][ T8288] loop5: detected capacity change from 0 to 224 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200720202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1284.727152][ T8291] loop1: detected capacity change from 0 to 4 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303100054c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000004000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1284.785960][ T8291] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.827238][ T8311] loop5: detected capacity change from 0 to 224 [ 1284.838971][ T8317] loop4: detected capacity change from 0 to 4 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202220202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303100094c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1284.881297][ T8291] loop1: detected capacity change from 0 to 4 [ 1284.884099][ T8317] EXT4-fs (loop4): unsupported inode size: 148 [ 1284.893579][ T8317] EXT4-fs (loop4): blocksize: 4096 [ 1284.899769][ T8291] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1284.925065][ T8333] loop5: detected capacity change from 0 to 224 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202520202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000d0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031feff4c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1284.983466][ T8317] loop4: detected capacity change from 0 to 4 [ 1285.001594][ T8317] EXT4-fs (loop4): unsupported inode size: 148 [ 1285.007796][ T8317] EXT4-fs (loop4): blocksize: 4096 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000010000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1285.052663][ T8357] loop1: detected capacity change from 0 to 4 [ 1285.075388][ T8363] loop5: detected capacity change from 0 to 224 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031010200494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1285.109635][ T8357] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.144421][ T8377] loop4: detected capacity change from 0 to 4 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020207020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1285.170892][ T8377] EXT4-fs (loop4): unsupported inode size: 148 [ 1285.177101][ T8377] EXT4-fs (loop4): blocksize: 4096 [ 1285.207522][ T8357] loop1: detected capacity change from 0 to 4 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101474b494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1285.217329][ T8357] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.237802][ T8377] loop4: detected capacity change from 0 to 4 [ 1285.246836][ T8377] EXT4-fs (loop4): unsupported inode size: 148 [ 1285.253112][ T8377] EXT4-fs (loop4): blocksize: 4096 [ 1285.264062][ T8397] loop5: detected capacity change from 0 to 224 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000e0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020202020fe20202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101494b494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000000010000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1285.358826][ T8419] loop1: detected capacity change from 0 to 4 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1285.400603][ T8419] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.416054][ T8430] loop4: detected capacity change from 0 to 4 [ 1285.418023][ T8429] loop5: detected capacity change from 0 to 224 [ 1285.438220][ T8430] EXT4-fs (loop4): Invalid log cluster size: 256 12:07:35 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202002202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101024c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1285.508150][ T8430] loop4: detected capacity change from 0 to 4 [ 1285.514468][ T8419] loop1: detected capacity change from 0 to 4 [ 1285.526382][ T8419] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.535859][ T8430] EXT4-fs (loop4): Invalid log cluster size: 256 12:07:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000000e010000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000f0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1285.581754][ T8461] loop5: detected capacity change from 0 to 224 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202005202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1285.649102][ T8474] loop4: detected capacity change from 0 to 4 [ 1285.656676][ T8478] loop1: detected capacity change from 0 to 4 [ 1285.683781][ T8474] EXT4-fs (loop4): Invalid log cluster size: 270 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101034c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1285.704153][ T8478] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.738176][ T8493] loop5: detected capacity change from 0 to 224 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101044c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1285.756519][ T8478] loop1: detected capacity change from 0 to 4 [ 1285.772853][ T8478] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.786824][ T8474] loop4: detected capacity change from 0 to 4 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202006202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000020100000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1285.816308][ T8474] EXT4-fs (loop4): Invalid log cluster size: 270 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101054c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000400000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1285.889439][ T8533] loop1: detected capacity change from 0 to 4 [ 1285.897201][ T8534] loop5: detected capacity change from 0 to 224 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202007202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1285.937883][ T8533] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1285.954231][ T8546] loop4: detected capacity change from 0 to 4 [ 1285.977841][ T8546] EXT4-fs (loop4): Invalid log block size: 67108866 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101064c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1286.030786][ T8546] loop4: detected capacity change from 0 to 4 [ 1286.040816][ T8533] loop1: detected capacity change from 0 to 4 [ 1286.048742][ T8533] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1286.059534][ T8546] EXT4-fs (loop4): Invalid log block size: 67108866 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101074c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000110000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1286.093122][ T8575] loop5: detected capacity change from 0 to 224 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202022202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1286.142644][ T8586] loop4: detected capacity change from 0 to 4 [ 1286.175581][ T8592] loop1: detected capacity change from 0 to 4 [ 1286.184411][ T8586] EXT4-fs (loop4): Invalid log block size: 33554434 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101084c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1286.198898][ T8592] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1286.249278][ T8606] loop5: detected capacity change from 0 to 224 [ 1286.281353][ T8586] loop4: detected capacity change from 0 to 4 [ 1286.287967][ T8592] loop1: detected capacity change from 0 to 4 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202025202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000302000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031010e4c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1286.295381][ T8592] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1286.307491][ T8586] EXT4-fs (loop4): Invalid log block size: 33554434 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000005780)={r0, 0x10000, 0x7, 0x1}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000120000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1286.374731][ T8635] loop5: detected capacity change from 0 to 224 [ 1286.402695][ T8651] loop4: detected capacity change from 0 to 4 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101184c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:36 executing program 3: ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000003240)={0x0, 0x0, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202070202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1286.447635][ T8651] EXT4-fs (loop4): Invalid log block size: 50331650 [ 1286.472826][ T8659] loop1: detected capacity change from 0 to 4 12:07:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031011c4c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1286.496306][ T8659] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1286.537021][ T8651] loop4: detected capacity change from 0 to 4 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1286.546564][ T8686] loop5: detected capacity change from 0 to 224 [ 1286.559069][ T8651] EXT4-fs (loop4): Invalid log block size: 50331650 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101264c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:37 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020fe202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000402000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1286.595294][ T8659] loop1: detected capacity change from 0 to 4 [ 1286.615936][ T8659] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101fe4c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1286.675560][ T8714] loop4: detected capacity change from 0 to 4 12:07:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000200000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1286.720571][ T8714] EXT4-fs (loop4): Invalid log block size: 67108866 [ 1286.735473][ T8726] loop5: detected capacity change from 0 to 224 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:37 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020022020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1286.769236][ T8736] loop1: detected capacity change from 0 to 4 [ 1286.804823][ T8714] loop4: detected capacity change from 0 to 4 [ 1286.812526][ T8714] EXT4-fs (loop4): Invalid log block size: 67108866 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031011b54494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1286.823418][ T8736] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031012154494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000502000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_ADD(r2, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000740)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}, @NLBL_CIPSOV4_A_DOI={0x8}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000440)={'wpan4\x00', 0x0}) sendmsg$NLBL_CIPSOV4_C_ADD(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="0c020000", @ANYRES16=r1, @ANYBLOB="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"], 0x20c}, 0x1, 0x0, 0x0, 0x4018000}, 0x0) sendmsg$NL802154_CMD_SET_LBT_MODE(r4, &(0x7f0000000500)={&(0x7f0000000400), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x2c, 0x0, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_LBT_MODE={0x5}, @NL802154_ATTR_LBT_MODE={0x5, 0x13, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x400c840) sendmsg$NL802154_CMD_GET_SEC_LEVEL(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x54, 0x0, 0x604, 0x70bd2b, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x800) r6 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r6, 0x40182103, &(0x7f0000000000)={0x0, 0x0, r6, 0x9}) [ 1286.879957][ T8758] loop5: detected capacity change from 0 to 224 [ 1286.896135][ T8736] loop1: detected capacity change from 0 to 4 [ 1286.908296][ T8736] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1286.921811][ T8771] loop4: detected capacity change from 0 to 4 [ 1286.940779][ T8771] EXT4-fs (loop4): Invalid log block size: 83886082 [ 1286.965880][ T22] audit: type=1326 audit(1631534857.434:7361): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8776 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000010200000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:37 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020052020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031015054494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1286.998686][ T8771] loop4: detected capacity change from 0 to 4 [ 1287.005900][ T8771] EXT4-fs (loop4): Invalid log block size: 83886082 12:07:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000602000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1287.077981][ T8800] loop1: detected capacity change from 0 to 4 [ 1287.086994][ T8808] loop5: detected capacity change from 0 to 224 [ 1287.104017][ T8800] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1287.126849][ T8823] loop4: detected capacity change from 0 to 4 12:07:37 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020062020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031015154494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:37 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1287.148480][ T8800] loop1: detected capacity change from 0 to 4 [ 1287.159665][ T8823] EXT4-fs (loop4): Invalid log block size: 100663298 [ 1287.175038][ T8800] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031015254494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1287.219993][ T8823] loop4: detected capacity change from 0 to 4 [ 1287.228136][ T8823] EXT4-fs (loop4): Invalid log block size: 100663298 [ 1287.249214][ T8853] loop5: detected capacity change from 0 to 224 12:07:38 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) io_uring_enter(0xffffffffffffffff, 0x1023, 0xda7c, 0x3, &(0x7f0000000000)={[0xf3d]}, 0x8) 12:07:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000702000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000220000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:38 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020072020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="014344303031016054494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1287.788200][ T22] audit: type=1326 audit(1631534858.254:7362): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8776 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1287.870239][ T8887] loop4: detected capacity change from 0 to 4 [ 1287.876011][ T8888] loop1: detected capacity change from 0 to 4 [ 1287.883385][ T8884] loop5: detected capacity change from 0 to 224 [ 1287.890506][ T22] audit: type=1326 audit(1631534858.354:7363): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8881 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:38 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020222020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55580620202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1287.935655][ T8888] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1287.946162][ T8887] EXT4-fs (loop4): Invalid log block size: 117440514 12:07:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55580720202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1288.006312][ T8887] loop4: detected capacity change from 0 to 4 [ 1288.006586][ T8921] loop5: detected capacity change from 0 to 224 [ 1288.014133][ T8888] loop1: detected capacity change from 0 to 4 [ 1288.026684][ T8887] EXT4-fs (loop4): Invalid log block size: 117440514 [ 1288.037031][ T8888] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1288.706873][ T22] audit: type=1326 audit(1631534859.174:7364): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8881 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:39 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) fstat(0xffffffffffffffff, &(0x7f0000000100)) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000040)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, r0, 0x0, &(0x7f0000000000)='./file0\x00', 0x2, 0x20c01, 0x23456}, 0xca) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f0000000240)) 12:07:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55580820202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000250000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020252020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1288.784819][ T8963] loop4: detected capacity change from 0 to 4 [ 1288.796861][ T22] audit: type=1326 audit(1631534859.264:7365): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8960 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1288.826370][ T8969] loop1: detected capacity change from 0 to 4 12:07:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55583020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1288.828042][ T8970] loop5: detected capacity change from 0 to 224 [ 1288.838727][ T8969] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1288.855888][ T8963] EXT4-fs (loop4): Invalid log block size: 134217730 12:07:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020702020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558fe20202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000003f0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1288.890555][ T8969] loop1: detected capacity change from 0 to 4 [ 1288.897433][ T8963] loop4: detected capacity change from 0 to 4 [ 1288.910172][ T8969] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1288.925200][ T8963] EXT4-fs (loop4): Invalid log block size: 134217730 12:07:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1288.990199][ T9022] loop5: detected capacity change from 0 to 224 [ 1288.997175][ T9023] loop1: detected capacity change from 0 to 4 [ 1289.028938][ T9023] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1289.082185][ T9023] loop1: detected capacity change from 0 to 4 [ 1289.088845][ T9023] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:40 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) 12:07:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000902000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582006202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020fe2020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000400000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1289.617246][ T22] audit: type=1326 audit(1631534860.084:7366): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=8960 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1289.689448][ T9048] loop5: detected capacity change from 0 to 224 [ 1289.697676][ T22] audit: type=1326 audit(1631534860.164:7367): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9046 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1289.712059][ T9056] loop1: detected capacity change from 0 to 4 12:07:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582007202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200220204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:40 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x1000, 0x37, 0x7}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) [ 1289.734534][ T9059] loop4: detected capacity change from 0 to 4 [ 1289.743272][ T9056] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1289.767600][ T9059] EXT4-fs (loop4): Invalid log block size: 150994946 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1289.811031][ T9056] loop1: detected capacity change from 0 to 4 [ 1289.820957][ T9056] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1289.832879][ T9059] loop4: detected capacity change from 0 to 4 12:07:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582008202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1289.840356][ T22] audit: type=1326 audit(1631534860.304:7368): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9078 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1289.872084][ T9059] EXT4-fs (loop4): Invalid log block size: 150994946 12:07:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000a02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000480000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200520204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1289.905555][ T9099] loop5: detected capacity change from 0 to 224 12:07:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582030202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1289.972241][ T9126] loop1: detected capacity change from 0 to 4 [ 1289.980756][ T9126] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1289.993766][ T9127] loop4: detected capacity change from 0 to 4 12:07:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820fe202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200620204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:40 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1290.027297][ T9141] loop5: detected capacity change from 0 to 224 [ 1290.036407][ T9127] EXT4-fs (loop4): Invalid log block size: 167772162 [ 1290.061047][ T9126] loop1: detected capacity change from 0 to 4 [ 1290.067876][ T9126] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1290.086968][ T9127] loop4: detected capacity change from 0 to 4 [ 1290.097876][ T9127] EXT4-fs (loop4): Invalid log block size: 167772162 [ 1290.106296][ T9159] loop5: detected capacity change from 0 to 224 12:07:41 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) r1 = pidfd_getfd(0xffffffffffffffff, r0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000000)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r1, 0x40182103, &(0x7f0000000080)={r2, 0x0, r0, 0xffff0000, 0x80000}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020062020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:41 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000004c0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:41 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200720204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:41 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000b02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1290.657940][ T22] audit: type=1326 audit(1631534861.124:7369): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9078 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020072020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1290.713041][ T9190] loop1: detected capacity change from 0 to 4 [ 1290.720341][ T22] audit: type=1326 audit(1631534861.184:7370): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9183 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1290.745142][ T9191] loop5: detected capacity change from 0 to 224 [ 1290.746065][ T9196] loop4: detected capacity change from 0 to 4 12:07:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020082020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1290.781365][ T9196] EXT4-fs (loop4): Invalid log block size: 184549378 [ 1290.792308][ T9190] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1290.814827][ T9196] loop4: detected capacity change from 0 to 4 12:07:41 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202220204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:41 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000c02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1290.829523][ T9196] EXT4-fs (loop4): Invalid log block size: 184549378 [ 1290.846175][ T9190] loop1: detected capacity change from 0 to 4 [ 1290.858070][ T9190] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020302020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1290.892931][ T9240] loop4: detected capacity change from 0 to 4 [ 1290.899325][ T9230] loop5: detected capacity change from 0 to 224 [ 1290.927001][ T9240] EXT4-fs (loop4): Invalid log block size: 201326594 [ 1290.975299][ T9240] loop4: detected capacity change from 0 to 4 [ 1290.984711][ T9240] EXT4-fs (loop4): Invalid log block size: 201326594 12:07:42 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20, 0x7f, 0x0, 0xfffffffd}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0xae, 0x0, 0x42, 0x1, 0x92, 0x0, 0xffffffffffff0001, 0x240e, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0xa74, 0x0, @perf_config_ext={0x80000000, 0x6}, 0x24, 0x34cc, 0x4, 0x8, 0x8, 0x7, 0x7, 0x0, 0x6, 0x0, 0x8}, 0x0, 0xe, 0xffffffffffffffff, 0x2) 12:07:42 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202520204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020fe2020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000600000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000d02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:42 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x3, 0xa5, 0x8, 0x2baa}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000080)={0x0}) r2 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r2, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000100)={r1, 0x0, r2, 0x1a, 0x80000}) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000180)={r1, 0x0, r3, 0x2}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r4, 0x29, 0x36, &(0x7f00000001c0)={0x8, 0x38, '\x00', [@pad1, @calipso={0x7, 0x50, {0x0, 0x12, 0x81, 0xe9, [0x8, 0xd96, 0xe39, 0x1, 0x8f, 0x4, 0x6c1c, 0x1, 0x0]}}, @ra={0x5, 0x2, 0x2}, @generic={0x7f, 0xe2, "d7f26a72b77eba374a50a76f7c5caca30c5d85f84342f8d84addc3d0b9a4e69df784191fa99ab3e31920f915ea36da3dd61748d280951fab706711bc1a2f622b945b61d0d395a195206c4e14dd06013a511f222e19a2fb92b7f46dc1a48191d05963714dad12ad6d2cfd7190d5ebc05585d479c6001e118818d9c67e76d0e16c35306ce4c1fb1dd37987083e05a185f1b99b7fe3f8650ebd59ac4c2d9b67a1e37eae09b5c270e3f625fc4c649ca0ef9a75ad63a5eb302cc79e423adec8f832c99b273580ecaceb152706cfc7f3ebc281636ba023b3e29cc785d0cf2ab23f3711ae20"}, @calipso={0x7, 0x10, {0x3, 0x2, 0x1f, 0x4f, [0x263]}}, @calipso={0x7, 0x58, {0x2, 0x14, 0x5f, 0x200, [0x8000, 0x80000001, 0x4, 0x10, 0x20, 0x9, 0x1, 0x7ff, 0x4, 0x3f]}}, @hao={0xc9, 0x10, @private0}, @jumbo={0xc2, 0x4, 0x6}, @enc_lim={0x4, 0x1, 0x8}]}, 0x1d0) [ 1291.594627][ T9285] loop1: detected capacity change from 0 to 4 [ 1291.600804][ T9286] loop4: detected capacity change from 0 to 4 [ 1291.601842][ T9289] loop5: detected capacity change from 0 to 224 [ 1291.618756][ T9285] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1291.638376][ T9286] EXT4-fs (loop4): Invalid log block size: 218103810 12:07:42 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020207020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x0, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020200620202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1291.677709][ T9285] loop1: detected capacity change from 0 to 4 [ 1291.692596][ T9285] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1291.705249][ T9286] loop4: detected capacity change from 0 to 4 [ 1291.720321][ T9286] EXT4-fs (loop4): Invalid log block size: 218103810 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x0, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:42 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000000)) 12:07:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000680000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x0, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020200720202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1291.727972][ T9315] loop5: detected capacity change from 0 to 224 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:42 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020202020202020fe20204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000e02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020200820202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000f02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1291.821068][ T9352] loop1: detected capacity change from 0 to 4 [ 1291.831283][ T9358] loop4: detected capacity change from 0 to 4 [ 1291.860635][ T9358] EXT4-fs (loop4): Invalid log block size: 234881026 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020203020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020fe20202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1291.891037][ T9352] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1291.893718][ T9372] loop5: detected capacity change from 0 to 224 [ 1291.950566][ T9352] loop1: detected capacity change from 0 to 4 [ 1291.961188][ T9352] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1291.977027][ T9394] loop4: detected capacity change from 0 to 4 [ 1291.993183][ T9394] EXT4-fs (loop4): Invalid log block size: 251658242 12:07:43 executing program 2: r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) setsockopt$inet_opts(r0, 0x0, 0x0, &(0x7f0000000240)="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", 0x1000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:43 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202002204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202006202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000006c0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1292.599748][ T22] kauditd_printk_skb: 2 callbacks suppressed [ 1292.599761][ T22] audit: type=1326 audit(1631534863.064:7373): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9329 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1292.699035][ T22] audit: type=1326 audit(1631534863.164:7374): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9419 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1292.701454][ T9420] loop4: detected capacity change from 0 to 4 [ 1292.725875][ T9426] loop1: detected capacity change from 0 to 4 [ 1292.734259][ T9427] loop5: detected capacity change from 0 to 224 12:07:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202007202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000003710000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:43 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202005204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1292.745899][ T9426] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202008202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1292.822504][ T9420] EXT4-fs (loop4): Invalid log block size: 268435458 [ 1292.865368][ T9460] loop1: detected capacity change from 0 to 4 [ 1292.870146][ T9459] loop5: detected capacity change from 0 to 224 [ 1292.879885][ T9420] loop4: detected capacity change from 0 to 4 [ 1292.892790][ T9420] EXT4-fs (loop4): Invalid log block size: 268435458 [ 1292.913093][ T9460] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1292.969016][ T9460] loop1: detected capacity change from 0 to 4 [ 1292.978569][ T9460] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1293.527988][ T22] audit: type=1326 audit(1631534863.995:7375): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9419 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:44 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) sendmsg$inet(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000000)={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f0000000040)=[{&(0x7f0000000100)="1a5f4cb35c6120d4b3266218b85b6d6e60719445624f5becf0561dd39363507b70d025a5f8165fa9a07b96283fc742e7134b64c725f2304bcd070d52a1140cafc04d4e981cc5ccf608dbd9a1bf525ba6bbe927ff8873249eec95fac66927679996aa02589a7b252578283f247ef50c37d910fa61cfe05e105ebe4de113a757a8dd845ca43a6a43fba1715a0b7db12523f2155ab9323d008093916003ccacf141e9d8fce8dffafa57cd60d026984b00a0ed818cadf8897f14114663d47cbf2b6c228641e7d78e197b78980607b91871b57aebe91f4d74cb2101", 0xd9}], 0x1, &(0x7f0000000380)=ANY=[@ANYBLOB="64000000000000000000000007000000831320ac1414aae00000010a010102e0000001001012360ce39191ed60d17bcb5efb81070382442c863000000000000000408000000100000006000000040000000300000002800000010000009900000800000000000000e276b5d834a9dbe35826945e45fff2ae08b83b9c539cb5840c1236ae87bffe501fc11058ae64c30f3993143e441b27d3a1663fc18f3586cb718a21bafaf67c40b13ea617791cd6679a7d841811a9ab9f3dc4310497"], 0x68}, 0x0) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202030202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:44 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202006204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:44 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001102000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:44 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000003720000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1293.616394][ T9505] loop4: detected capacity change from 0 to 4 [ 1293.622782][ T9506] loop1: detected capacity change from 0 to 4 [ 1293.630804][ T22] audit: type=1326 audit(1631534864.095:7376): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9503 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1293.634274][ T9514] loop5: detected capacity change from 0 to 224 12:07:44 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {0x0}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020fe202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:44 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202007204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1293.669559][ T9505] EXT4-fs (loop4): Invalid log block size: 285212674 [ 1293.676694][ T9506] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020062020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:44 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {0x0}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1293.726910][ T9506] loop1: detected capacity change from 0 to 4 [ 1293.733675][ T9506] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1293.742779][ T9505] loop4: detected capacity change from 0 to 4 [ 1293.755415][ T9505] EXT4-fs (loop4): Invalid log block size: 285212674 12:07:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020072020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1293.809319][ T9552] loop5: detected capacity change from 0 to 224 12:07:44 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000740000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:44 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x2) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_uring_register$IORING_REGISTER_PERSONALITY(r0, 0x9, 0x0, 0x0) 12:07:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:44 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {0x0}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020082020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:44 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202022204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1294.450520][ T22] audit: type=1326 audit(1631534864.915:7377): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9503 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1294.534005][ T9584] loop1: detected capacity change from 0 to 4 [ 1294.542047][ T9591] loop5: detected capacity change from 0 to 224 [ 1294.550903][ T9584] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1294.558106][ T9596] loop4: detected capacity change from 0 to 4 12:07:45 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020302020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1294.570281][ T22] audit: type=1326 audit(1631534865.035:7378): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9583 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1294.607669][ T9596] EXT4-fs (loop4): Invalid log block size: 301989890 12:07:45 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202025204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020fe2020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1294.636130][ T9584] loop1: detected capacity change from 0 to 4 [ 1294.648322][ T9596] loop4: detected capacity change from 0 to 4 [ 1294.654717][ T9584] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1294.664401][ T9596] EXT4-fs (loop4): Invalid log block size: 301989890 12:07:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000007a0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:45 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200001702000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1294.692432][ T9629] loop5: detected capacity change from 0 to 224 [ 1294.746795][ T9647] loop4: detected capacity change from 0 to 4 [ 1294.756263][ T9647] EXT4-fs (loop4): Invalid log block size: 385875970 [ 1294.770110][ T9654] loop1: detected capacity change from 0 to 4 [ 1294.777618][ T9654] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1294.788409][ T9647] loop4: detected capacity change from 0 to 4 [ 1294.797070][ T9647] EXT4-fs (loop4): Invalid log block size: 385875970 [ 1294.808590][ T9654] loop1: detected capacity change from 0 to 4 [ 1294.818421][ T9654] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:45 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:45 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202070204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020200620202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200002202000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000008d0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1295.392210][ T22] audit: type=1326 audit(1631534865.855:7379): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9583 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1295.456238][ T9686] loop4: detected capacity change from 0 to 4 [ 1295.465340][ T9687] loop1: detected capacity change from 0 to 4 [ 1295.471967][ T9693] loop5: detected capacity change from 0 to 224 [ 1295.483803][ T9686] EXT4-fs (loop4): Invalid log block size: 570425346 12:07:45 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe", 0x23}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020200720202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:46 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe", 0x23}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1295.510797][ T9687] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:46 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020202020fe204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200002502000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:46 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000100)) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000000)) r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fc00000}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r2, 0xc0502100, &(0x7f0000000100)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_SEND(r2, 0xc0182101, &(0x7f0000000200)={r3}) r4 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/attr/current\x00', 0x2, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000180)={r3, 0x1, r4, 0x1f, 0x80000}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) [ 1295.564688][ T9686] loop4: detected capacity change from 0 to 4 [ 1295.571279][ T9686] EXT4-fs (loop4): Invalid log block size: 570425346 12:07:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020200820202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:46 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe", 0x23}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020203020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1295.612827][ T22] audit: type=1326 audit(1631534866.075:7380): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9725 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1295.653492][ T9687] loop1: detected capacity change from 0 to 4 [ 1295.664261][ T9687] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:46 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb", 0x34}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000008e0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1295.694024][ T9753] loop4: detected capacity change from 0 to 4 [ 1295.699403][ T9752] loop5: detected capacity change from 0 to 224 [ 1295.703340][ T9753] EXT4-fs (loop4): Invalid log block size: 620756994 12:07:46 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020024344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1295.746471][ T9753] loop4: detected capacity change from 0 to 4 [ 1295.762204][ T9753] EXT4-fs (loop4): Invalid log block size: 620756994 [ 1295.775540][ T9774] loop1: detected capacity change from 0 to 4 12:07:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020fe20202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:46 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb", 0x34}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200004802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202006202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1295.790504][ T9774] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1295.805922][ T9781] loop5: detected capacity change from 0 to 224 12:07:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000c0ed0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1295.881803][ T9800] loop4: detected capacity change from 0 to 4 [ 1295.888988][ T9801] loop1: detected capacity change from 0 to 4 [ 1295.898865][ T9801] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1295.930560][ T9800] EXT4-fs (loop4): Invalid log block size: 1207959554 [ 1295.977073][ T9800] loop4: detected capacity change from 0 to 4 [ 1295.983959][ T9800] EXT4-fs (loop4): Invalid log block size: 1207959554 [ 1296.446237][ T22] audit: type=1326 audit(1631534866.915:7381): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9725 comm="syz-executor.2" exe="/root/syz-executor.2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x7fc00000 [ 1296.470572][ T22] audit: type=1326 audit(1631534866.915:7382): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9725 comm="syz-executor.2" exe="/root/syz-executor.2" sig=0 arch=c000003e syscall=16 compat=0 ip=0x4665f9 code=0x7fc00000 12:07:47 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20, 0x0, 0x9}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:47 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020054344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202007202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:47 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb", 0x34}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffe0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200004c02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202008202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1296.559699][ T9834] loop5: detected capacity change from 0 to 224 [ 1296.583043][ T9843] loop1: detected capacity change from 0 to 4 [ 1296.592305][ T9844] loop4: detected capacity change from 0 to 4 12:07:47 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020064344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:47 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1", 0x3d}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1296.616339][ T9843] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1296.629856][ T9844] EXT4-fs (loop4): Invalid log block size: 1275068418 12:07:47 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1", 0x3d}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1296.666291][ T9855] loop5: detected capacity change from 0 to 224 [ 1296.686602][ T9844] loop4: detected capacity change from 0 to 4 [ 1296.693259][ T9843] loop1: detected capacity change from 0 to 4 [ 1296.708016][ T9844] EXT4-fs (loop4): Invalid log block size: 1275068418 12:07:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202030202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:47 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020074344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1296.715540][ T9843] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1296.804814][ T9896] loop5: detected capacity change from 0 to 224 12:07:47 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20, 0x0, 0xfd}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:47 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1", 0x3d}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000fff0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020fe202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:47 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020224344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:48 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce868250", 0x41}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1297.487431][ T9913] loop5: detected capacity change from 0 to 224 [ 1297.495745][ T9914] loop4: detected capacity change from 0 to 4 [ 1297.500060][ T9921] loop1: detected capacity change from 0 to 4 [ 1297.526713][ T9914] EXT4-fs (loop4): Invalid log block size: 1610612738 12:07:48 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020254344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020062020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:48 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce868250", 0x41}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:48 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce868250", 0x41}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1297.554913][ T9921] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1297.567268][ T9914] loop4: detected capacity change from 0 to 4 [ 1297.582070][ T9914] EXT4-fs (loop4): Invalid log block size: 1610612738 12:07:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020072020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1297.647453][ T9958] loop5: detected capacity change from 0 to 224 [ 1297.660876][ T9921] loop1: detected capacity change from 0 to 4 [ 1297.683349][ T9921] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:48 executing program 2: rt_sigsuspend(&(0x7f0000000000)={[0x9]}, 0x8) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:48 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fce", 0x43}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006802000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:48 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020704344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020082020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000feff0000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1298.337281][ T22] kauditd_printk_skb: 355 callbacks suppressed [ 1298.337293][ T22] audit: type=1326 audit(1631534868.805:7738): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9911 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020302020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:48 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fce", 0x43}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1298.437749][ T9995] loop5: detected capacity change from 0 to 224 [ 1298.446349][ T9996] loop4: detected capacity change from 0 to 4 [ 1298.454074][ T9997] loop1: detected capacity change from 0 to 4 [ 1298.467501][ T9997] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020fe2020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1298.481982][ T22] audit: type=1326 audit(1631534868.945:7739): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=9991 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1298.524643][ T9997] loop1: detected capacity change from 0 to 4 12:07:49 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020fe4344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:49 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fce", 0x43}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020200620202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1298.532108][ T9996] EXT4-fs (loop4): Invalid log block size: 1744830466 [ 1298.540405][ T9997] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1298.602760][ T9996] loop4: detected capacity change from 0 to 4 [ 1298.623946][ T9996] EXT4-fs (loop4): Invalid log block size: 1744830466 [ 1298.626616][T10051] loop5: detected capacity change from 0 to 224 12:07:49 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000080)=0x0) perf_event_open(&(0x7f0000000000)={0x3, 0x80, 0x0, 0x4, 0x0, 0x5, 0x0, 0x0, 0x1, 0x8, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x2, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext={0x5, 0x800}, 0x62, 0x1f5f, 0x6, 0x3, 0x8, 0x7fff, 0x3, 0x0, 0x100, 0x0, 0x5}, r0, 0x7, 0xffffffffffffffff, 0x1) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:49 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd", 0x44}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000800000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020200720202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200006c02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:49 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020200944524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1299.329258][T10067] loop5: detected capacity change from 0 to 224 12:07:49 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020202020202043de524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:49 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd", 0x44}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1299.371113][T10079] loop1: detected capacity change from 0 to 4 [ 1299.377932][T10084] loop4: detected capacity change from 0 to 4 [ 1299.386677][ T22] audit: type=1326 audit(1631534869.855:7740): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10077 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020200820202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1299.417838][T10084] EXT4-fs (loop4): Invalid log block size: 1811939330 [ 1299.435008][T10079] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020203020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:49 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd", 0x44}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1299.464719][T10084] loop4: detected capacity change from 0 to 4 [ 1299.480421][T10084] EXT4-fs (loop4): Invalid log block size: 1811939330 [ 1299.489563][T10079] loop1: detected capacity change from 0 to 4 [ 1299.498201][T10108] loop5: detected capacity change from 0 to 224 12:07:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020fe20202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1299.514039][T10079] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:50 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:50 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020202020202043e0524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202006202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200007402000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1300.210681][ T22] audit: type=1326 audit(1631534870.675:7741): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10077 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:50 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r0, 0x0) preadv(r0, &(0x7f0000001580)=[{&(0x7f0000000180)=""/79, 0x4f}, {&(0x7f0000000240)=""/4096, 0x1000}, {&(0x7f0000001240)=""/68, 0x44}, {&(0x7f00000012c0)=""/152, 0x98}, {&(0x7f0000001380)=""/161, 0xa1}, {&(0x7f0000001440)=""/97, 0x61}, {&(0x7f00000014c0)=""/141, 0x8d}], 0x7, 0x7fff, 0x80000000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x17, 0x7f}, {0x20, 0x0, 0x0, 0x5}, {0x6, 0x0, 0x0, 0x7f}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000040)={0x7, &(0x7f0000000000)=[{0xff, 0x35, 0x8, 0x3ff}, {0x8a, 0x4, 0x0, 0x8}, {0x5, 0x9, 0xaf, 0x3}, {0x9, 0x9, 0x3, 0x9}, {0x3, 0x2, 0x6, 0x401}, {0x4, 0x80, 0x4, 0x10000}, {0x3, 0x4, 0x78, 0x73}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) vmsplice(r1, &(0x7f0000001bc0)=[{&(0x7f0000001600)="73c6917fcbde001a55c6e6953042f3cc220f2ed26c511e1ce8a0e5df2693d7876ee8ff1b4dd56426e817214a33e46dcf9e832c393b450a99ba9325ceb789965b1bc63f77df1ba601e470979ae89560564efe627e7e532bf0aa6a7201bc6ff68844d7a0bcb7828ad54749eeb0e7c8b1d91cdf1a9e86556fef72676f", 0x7b}, {&(0x7f0000001680)="5a105c5de31f555c3cea88f5e61b491dbeda7cfb34939f3b4ace21df9e9b8038852fd26edfdda30fb304516d155706bfdd5589d37c920641ba19902ec924c76cadfa7dd2dc2e1975944335fbe6a27b5db8016b6428702fa25b9b60293e0c8a0e68501e0f866403e4c65e8cc0082fe89e7b344330d58a556cdab02e54d6f00d059720a8f39e63d3934aff13d54627da97a428467e080b773e1081d74707ca53c4b189174e8c19b08bb164c133cd0fe4d5e8b2f554f968f7f8cdf7fabcff756de3bcb64cbd4ca3f74d9de3000f378c182e9c6d141779e34d413ea532e1ea177444e5f5cf771959816f5c51c94b9cd92f61072a4249", 0xf4}, {&(0x7f0000000080)="6c80deec098fca5ea1b18f2e28bd0b71d84b9542e54bc30f88fe28b672", 0x1d}, {&(0x7f0000001780)="fccd6e5139c407ffa3e83f88d96a9c9851099edb13f2c7fc76a7b43d31fa336d75154a21a5a1474fa45d13138038dad9cca6b017e1fad987b03d901e", 0x3c}, {&(0x7f00000017c0)="6463fc8b18f138c53614b1f4f8fdcdf8d50d5b58ced0b2046e363aeac8af6501b9c6a73774a52d3c04c4d32e3040990fcab816adb635c425d318c5a17aed9266fc31c5ecac1437a7da67e0777d647756ce33a95d262f66bf89b1fc6fe47bf67b736414f8913cbbf7a4842451f0ff2a810ab57047ffafaf96200728eab5823085dbe379211f8e35a3", 0x88}, {&(0x7f0000001880)="1033a59745c24d5c936c19771b5968110705fe4986aba08b44f2af2bc26c06e97513426409d2829268f50d54c3afcb704f125b62f9517c71052868b4024ca6e41aeff5e9f75de2feb2dee8d4ad9c60fa363eea58e9efc441b4094e15af37f2ffeb8bdeeeb2b5f74b5d940f56880f007e79f22e1ebf3049bc1818861388cee2c199ee01f436e4a14e8481fe0c81e2f5ef2df02c916c341fdb7c386d6c323cf4650c58a88c09116ccbf9a4", 0xaa}, {&(0x7f0000001940)="fce2195d01add29f5184d1a7dc7f5a8b9280124273561babdb9075fae793b6b30592694cdca6d5a6f929ce0a87653bf0cdf1011a", 0x34}, {&(0x7f0000001980)="f95f3ac2a1b8996ca4961fb86781c58a80eee5669f9cd5a0bc9bb827d0dd54e5031925e38df665b6103bf2bcf08f3cb00f83d2cf34da73e3cae00bf228569118f9115c044c78c0be0f9755b9deca0cab5c01a0798c24f482c2a66c81bd0d5efe5947ee5f721560f4cc31e913f83268d936399b883193c9ff49f18156caad5843d9584c160b00a52744103e1d423548db0c1e35d5376623dab529c190ada2b03990987bdffefe634a2311cd0a780c06433133b10f9fbe45050c25cb3477065bc82abe3dbeb78f2a3568a9e3a8a33e53dbf97e27b7ec9e46d14cd95af52ddd3a88", 0xe0}, {&(0x7f0000001a80)="35e988d659e23ccf11301854df800fd71b8dec2058edc7b6876249a99faab354829ddb3969aa2607dbcac9e46c9ac007713747e6d57068694ee9a71ad4543805921cd460fb73d46159a2bd70bae235de128fa12d0d90781c6a3a5506937e422c30f66340326d7bdc7bd7a44d0d8c5d2654958933b76293bba6a9def58db51272e7793cd38ba3c9cf5737403de4da3dc10f7e004b044261dbfa469ec9ad9b84952ff44a0ae559b203895bc8f6deef7ae49109ba2b67944bf9b430849a51ad8eb19ecb44bbe68a809a10a30804a98b0d09810767b26697c9f6e7fa6ef5fda0133164ed8893f2a26d1f0173615f45b8eefff2c706a4d96c5b", 0xf7}, {&(0x7f0000001b80)="822d0591f1c9844cfbf5cee14d57d4e75bfcfab8f6280f4d709c5f27c4fd69ff310d8bc3225e5c9c8cf9a23be2b7e3788fdb16d3", 0x34}], 0xa, 0x5) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000100)) 12:07:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000040000800000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1300.307342][T10156] loop1: detected capacity change from 0 to 4 [ 1300.311109][T10159] loop4: detected capacity change from 0 to 4 [ 1300.314858][T10158] loop5: detected capacity change from 0 to 224 [ 1300.337274][T10156] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:50 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202007202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:50 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020202020202020202020434452254d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1300.353762][T10159] EXT4-fs (loop4): Invalid log block size: 1946157058 12:07:50 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:50 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x1, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1300.419694][T10156] loop1: detected capacity change from 0 to 4 [ 1300.435479][T10156] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1300.435940][T10192] loop5: detected capacity change from 0 to 224 [ 1300.455252][T10159] loop4: detected capacity change from 0 to 4 12:07:50 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{0x0}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202008202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000001000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1300.475625][ T22] audit: type=1326 audit(1631534870.945:7742): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10182 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1300.501394][T10159] EXT4-fs (loop4): Invalid log block size: 1946157058 12:07:51 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f252020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200007a02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:51 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{0x0}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202030202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1300.580523][T10217] loop1: detected capacity change from 0 to 4 [ 1300.602737][T10228] loop4: detected capacity change from 0 to 4 [ 1300.615335][T10217] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:51 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{0x0}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:51 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0220202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1300.643169][T10228] EXT4-fs (loop4): Invalid log block size: 2046820354 [ 1300.655869][T10240] loop5: detected capacity change from 0 to 224 12:07:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020fe202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1300.688051][T10228] loop4: detected capacity change from 0 to 4 [ 1300.694886][T10217] loop1: detected capacity change from 0 to 4 [ 1300.720905][T10217] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1300.730131][T10228] EXT4-fs (loop4): Invalid log block size: 2046820354 [ 1300.737871][T10260] loop5: detected capacity change from 0 to 224 12:07:51 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_uring_register$IORING_UNREGISTER_EVENTFD(r0, 0x5, 0x0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x664100, 0x3d9) 12:07:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000fe02000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020062020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000002000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:51 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0520202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:51 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1301.268363][ T22] audit: type=1326 audit(1631534871.735:7743): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10182 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1301.361435][T10294] loop5: detected capacity change from 0 to 224 [ 1301.368622][T10298] loop4: detected capacity change from 0 to 4 [ 1301.369119][ T22] audit: type=1326 audit(1631534871.835:7744): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10293 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1301.400205][T10298] EXT4-fs (loop4): Invalid log block size: 4261412866 12:07:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020072020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:51 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1301.411930][T10305] loop1: detected capacity change from 0 to 4 [ 1301.439583][T10305] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:51 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0620202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000402000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:51 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020082020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1301.457434][T10298] loop4: detected capacity change from 0 to 4 [ 1301.474249][T10298] EXT4-fs (loop4): Invalid log block size: 4261412866 [ 1301.554404][T10348] loop1: detected capacity change from 0 to 4 [ 1301.569886][T10348] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1301.584015][T10351] loop5: detected capacity change from 0 to 224 12:07:52 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x1, 0x0, 0x0, 0x7}, {0x20}, {0x9}]}) r0 = io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(0xffffffffffffffff, 0xa, 0x0, r0) 12:07:52 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000003000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020302020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:52 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0720202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000003000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1302.196927][ T22] audit: type=1326 audit(1631534872.665:7745): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10293 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:52 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2220202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1302.292422][T10373] loop1: detected capacity change from 0 to 4 [ 1302.299516][T10374] loop5: detected capacity change from 0 to 224 [ 1302.305567][T10376] loop4: detected capacity change from 0 to 4 [ 1302.321882][T10373] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:52 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020fe2020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1302.352876][T10376] EXT4-fs (loop4): unsupported inode size: 148 [ 1302.359073][T10376] EXT4-fs (loop4): blocksize: 4096 [ 1302.374967][T10373] loop1: detected capacity change from 0 to 4 12:07:52 executing program 2: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x100, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0xd) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:52 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:52 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2520202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1302.398510][T10373] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1302.402649][T10400] loop5: detected capacity change from 0 to 224 12:07:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000004000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1302.454691][T10376] loop4: detected capacity change from 0 to 4 [ 1302.469014][T10376] EXT4-fs (loop4): unsupported inode size: 148 [ 1302.475234][T10376] EXT4-fs (loop4): blocksize: 4096 [ 1302.498843][T10427] loop1: detected capacity change from 0 to 4 12:07:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020200620202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000006000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1302.506638][ T22] audit: type=1326 audit(1631534872.975:7746): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10410 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1302.536138][T10427] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:53 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0xffffffffffffffff, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000005000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1302.582009][T10436] loop5: detected capacity change from 0 to 224 12:07:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020200720202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:53 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d7020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:53 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0xffffffffffffffff, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1302.633712][T10447] loop4: detected capacity change from 0 to 4 [ 1302.661263][T10447] EXT4-fs (loop4): unsupported inode size: 148 [ 1302.667523][T10447] EXT4-fs (loop4): blocksize: 4096 [ 1302.676932][T10456] loop1: detected capacity change from 0 to 4 12:07:53 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0xffffffffffffffff, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1302.696643][T10456] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1302.722857][T10447] loop4: detected capacity change from 0 to 4 [ 1302.735970][T10447] EXT4-fs (loop4): unsupported inode size: 148 [ 1302.742280][T10447] EXT4-fs (loop4): blocksize: 4096 [ 1302.764040][T10486] loop5: detected capacity change from 0 to 224 [ 1302.785584][T10456] loop1: detected capacity change from 0 to 4 [ 1302.805233][T10456] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1303.334128][ T22] audit: type=1326 audit(1631534873.805:7747): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10410 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:53 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000040)={0x5, &(0x7f0000000000)=[{0x8, 0xf4, 0x0, 0xf6d8}, {0xff, 0x20, 0x4, 0x800}, {0x8001, 0x1, 0x2, 0x401}, {0x4, 0x7, 0x5, 0xfff}, {0xfff, 0x8, 0x5, 0x10000}]}) pipe(&(0x7f0000000080)={0xffffffffffffffff}) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r1, 0x40182103, &(0x7f0000000100)={0x0, 0x1, r0, 0xffffffff, 0x80000}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020200820202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:53 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4dfe20202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000007000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:53 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000006000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1303.425785][T10515] loop5: detected capacity change from 0 to 224 [ 1303.436553][T10519] loop4: detected capacity change from 0 to 4 [ 1303.442820][T10522] loop1: detected capacity change from 0 to 4 [ 1303.464144][T10519] EXT4-fs (loop4): unsupported inode size: 148 [ 1303.470365][T10519] EXT4-fs (loop4): blocksize: 4096 12:07:53 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020203020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1303.474670][ T22] audit: type=1326 audit(1631534873.915:7748): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10514 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:54 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2002202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:54 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020fe20202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:54 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1303.529269][T10519] loop4: detected capacity change from 0 to 4 [ 1303.536016][T10522] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1303.550467][T10519] EXT4-fs (loop4): unsupported inode size: 148 [ 1303.556674][T10519] EXT4-fs (loop4): blocksize: 4096 [ 1303.594162][T10522] loop1: detected capacity change from 0 to 4 [ 1303.620309][T10522] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1303.647413][T10577] loop5: detected capacity change from 0 to 224 12:07:54 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={r0, 0x1, 0x9, 0xffc0}) io_uring_register$IORING_REGISTER_PERSONALITY(r1, 0x9, 0x0, 0x0) 12:07:54 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000000a000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202006202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:54 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2005202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000406000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1304.277331][ T22] audit: type=1326 audit(1631534874.745:7749): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10514 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1304.363431][ T22] audit: type=1326 audit(1631534874.835:7750): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10589 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1304.387571][T10598] loop4: detected capacity change from 0 to 4 [ 1304.396578][T10599] loop5: detected capacity change from 0 to 224 [ 1304.399728][T10604] loop1: detected capacity change from 0 to 4 12:07:54 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(0x0, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202007202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:54 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1304.424875][T10598] EXT4-fs (loop4): unsupported inode size: 148 [ 1304.431089][T10598] EXT4-fs (loop4): blocksize: 4096 [ 1304.443348][T10604] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:54 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2006202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202008202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202030202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1304.529890][T10604] loop1: detected capacity change from 0 to 4 [ 1304.530904][T10598] loop4: detected capacity change from 0 to 4 [ 1304.545114][T10604] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1304.556136][T10598] EXT4-fs (loop4): unsupported inode size: 148 [ 1304.562329][T10598] EXT4-fs (loop4): blocksize: 4096 [ 1304.581841][T10649] loop5: detected capacity change from 0 to 224 12:07:55 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20, 0xff}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:55 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020fe202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000010e000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:55 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2007202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000007000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1305.186912][ T22] audit: type=1326 audit(1631534875.655:7751): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10589 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020062020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1305.289707][T10682] loop5: detected capacity change from 0 to 224 [ 1305.290961][T10681] loop4: detected capacity change from 0 to 4 [ 1305.302794][T10686] loop1: detected capacity change from 0 to 4 [ 1305.309971][ T22] audit: type=1326 audit(1631534875.775:7752): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10671 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:55 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:55 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2022202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1305.347315][T10681] EXT4-fs (loop4): Invalid log block size: 16777218 [ 1305.368431][T10686] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:55 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xffffffffffffffff, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020072020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1305.394400][T10681] loop4: detected capacity change from 0 to 4 [ 1305.404461][T10686] loop1: detected capacity change from 0 to 4 [ 1305.414027][T10681] EXT4-fs (loop4): Invalid log block size: 16777218 [ 1305.420659][T10686] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1305.440936][T10722] loop5: detected capacity change from 0 to 224 12:07:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000014000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1305.513455][T10743] loop4: detected capacity change from 0 to 4 [ 1305.521078][T10743] EXT4-fs (loop4): unsupported inode size: 148 [ 1305.527262][T10743] EXT4-fs (loop4): blocksize: 4096 [ 1305.564429][T10743] loop4: detected capacity change from 0 to 4 [ 1305.573327][T10743] EXT4-fs (loop4): unsupported inode size: 148 [ 1305.579504][T10743] EXT4-fs (loop4): blocksize: 4096 12:07:56 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, &(0x7f0000000000)) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:56 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2025202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:56 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xffffffffffffffff, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020082020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000008000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000003f000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1306.124613][ T22] audit: type=1326 audit(1631534876.595:7753): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10671 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1306.228068][T10771] loop5: detected capacity change from 0 to 224 [ 1306.238864][T10769] loop4: detected capacity change from 0 to 4 [ 1306.246081][ T22] audit: type=1326 audit(1631534876.715:7754): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10766 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:56 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xffffffffffffffff, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020302020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1306.275284][T10780] loop1: detected capacity change from 0 to 4 12:07:56 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2070202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:56 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020fe2020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1306.305113][T10780] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1306.332857][T10769] EXT4-fs (loop4): Invalid log cluster size: 63 12:07:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000064000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1306.386042][T10801] loop5: detected capacity change from 0 to 224 [ 1306.386308][T10780] loop1: detected capacity change from 0 to 4 [ 1306.425714][T10780] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1306.450452][T10824] loop4: detected capacity change from 0 to 4 [ 1306.473871][T10824] EXT4-fs (loop4): Invalid log cluster size: 100 [ 1306.525963][T10824] loop4: detected capacity change from 0 to 4 [ 1306.536127][T10824] EXT4-fs (loop4): Invalid log cluster size: 100 12:07:57 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 12:07:57 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:07:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020200620202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:57 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20fe202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000009000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000003000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1307.066977][ T22] audit: type=1326 audit(1631534877.535:7755): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10766 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:57 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1307.175102][T10855] loop1: detected capacity change from 0 to 4 [ 1307.196321][T10865] loop5: detected capacity change from 0 to 224 [ 1307.200680][T10866] loop4: detected capacity change from 0 to 4 12:07:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020200720202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:57 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, 0x0) r2 = gettid() tkill(r2, 0x22) 12:07:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000004000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:57 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, 0x0) r2 = gettid() tkill(r2, 0x22) [ 1307.225961][ T22] audit: type=1326 audit(1631534877.695:7756): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10854 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1307.250572][T10866] EXT4-fs (loop4): unsupported inode size: 148 [ 1307.256779][T10866] EXT4-fs (loop4): blocksize: 4096 [ 1307.262567][T10855] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:57 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020022020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1307.359320][T10855] loop1: detected capacity change from 0 to 4 [ 1307.365732][T10895] loop5: detected capacity change from 0 to 224 [ 1307.367500][T10892] loop4: detected capacity change from 0 to 4 [ 1307.387055][T10892] EXT4-fs (loop4): unsupported inode size: 148 [ 1307.393387][T10892] EXT4-fs (loop4): blocksize: 4096 [ 1307.398636][T10855] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1307.415370][T10892] loop4: detected capacity change from 0 to 4 [ 1307.422312][T10892] EXT4-fs (loop4): unsupported inode size: 148 [ 1307.428557][T10892] EXT4-fs (loop4): blocksize: 4096 [ 1308.043445][ T22] audit: type=1326 audit(1631534878.515:7757): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10854 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:07:58 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0x100, 0x7f, 0x3f, 0x6}, {0x80, 0x7, 0x4, 0x10001}]}, 0x10) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$inet6(0xa, 0x800000000000002, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(r2, 0xa, 0x0, 0x0) connect$inet6(r1, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000000)={0x0, 0x1, r1, 0x8000, 0x80000}) r3 = io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0xd, 0x2010, r1, 0xd676c000) io_uring_register$IORING_UNREGISTER_PERSONALITY(r0, 0xa, 0x0, r3) 12:07:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020200820202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:58 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020052020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:58 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, 0x0) r2 = gettid() tkill(r2, 0x22) 12:07:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000006000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000092eb0609000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:58 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) gettid() tkill(0x0, 0x22) [ 1308.156422][T10932] loop5: detected capacity change from 0 to 224 [ 1308.167214][T10936] loop4: detected capacity change from 0 to 4 [ 1308.183138][T10941] loop1: detected capacity change from 0 to 4 12:07:58 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020062020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:07:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020203020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020fe20202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1308.229880][T10936] EXT4-fs (loop4): unsupported inode size: 148 [ 1308.236095][T10936] EXT4-fs (loop4): blocksize: 4096 [ 1308.244917][T10941] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:07:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202006202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1308.295365][T10941] loop1: detected capacity change from 0 to 4 [ 1308.306357][T10936] loop4: detected capacity change from 0 to 4 [ 1308.329544][T10941] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1308.334677][T10984] loop5: detected capacity change from 0 to 224 12:07:58 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020072020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1308.345094][T10936] EXT4-fs (loop4): unsupported inode size: 148 [ 1308.351461][T10936] EXT4-fs (loop4): blocksize: 4096 [ 1308.413419][T10997] loop5: detected capacity change from 0 to 224 12:07:59 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0x80) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) r1 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r1, 0x0, 0x0) r2 = socket(0x11, 0x800000003, 0x0) setsockopt$packet_buf(r2, 0x107, 0xf, &(0x7f0000000100)="a1e230b6", 0x4) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'sit0\x00', 0x0}) bind$packet(r2, &(0x7f0000000000)={0x11, 0x0, r3, 0x1, 0x0, 0x6, @dev}, 0x14) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@remote, 0x3f, r3}) 12:07:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000a000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:07:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202007202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:07:59 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000007000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:07:59 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020222020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1309.003511][ T22] kauditd_printk_skb: 1 callbacks suppressed [ 1309.003523][ T22] audit: type=1326 audit(1631534879.475:7759): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=10931 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1309.107425][T11021] loop1: detected capacity change from 0 to 4 [ 1309.118931][T11026] loop4: detected capacity change from 0 to 4 [ 1309.125086][T11021] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1309.125989][T11027] loop5: detected capacity change from 0 to 224 12:07:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202008202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1309.147771][ T22] audit: type=1326 audit(1631534879.615:7760): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=11020 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1309.148051][T11026] EXT4-fs (loop4): unsupported inode size: 148 [ 1309.177521][T11026] EXT4-fs (loop4): blocksize: 4096 [ 1309.245381][T11026] loop4: detected capacity change from 0 to 4 [ 1309.254341][T11026] EXT4-fs (loop4): unsupported inode size: 148 [ 1309.260532][T11026] EXT4-fs (loop4): blocksize: 4096 [ 1309.958422][ T22] audit: type=1326 audit(1631534880.425:7761): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=11020 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:08:01 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) gettid() tkill(0x0, 0x22) 12:08:01 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020252020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202030202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:01 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000b000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:01 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000008000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:01 executing program 2: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f00000000c0)=[{0x15}, {0x20}, {0x6}]}) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) preadv(r0, &(0x7f0000000380)=[{&(0x7f0000000000)=""/1, 0x1}, {&(0x7f0000000040)=""/80, 0x50}, {&(0x7f0000000100)=""/37, 0x25}, {&(0x7f0000000140)=""/72, 0x48}, {&(0x7f00000001c0)=""/40, 0x28}, {&(0x7f0000000240)=""/118, 0x84}, {&(0x7f0000000300)=""/84, 0xad}], 0x7, 0x7, 0x7fffffff) [ 1311.207222][T11067] loop4: detected capacity change from 0 to 4 [ 1311.217677][ T22] audit: type=1326 audit(1631534881.686:7762): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=11068 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 [ 1311.234955][T11069] loop5: detected capacity change from 0 to 224 [ 1311.257624][T11067] EXT4-fs (loop4): unsupported inode size: 148 [ 1311.263810][T11067] EXT4-fs (loop4): blocksize: 4096 [ 1311.269482][T11080] loop1: detected capacity change from 0 to 4 [ 1311.282585][T11080] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020fe202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:01 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020702020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020062020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:01 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000000a000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1311.304915][T11067] loop4: detected capacity change from 0 to 4 [ 1311.315890][T11067] EXT4-fs (loop4): unsupported inode size: 148 [ 1311.322068][T11067] EXT4-fs (loop4): blocksize: 4096 [ 1311.330328][T11080] loop1: detected capacity change from 0 to 4 [ 1311.347103][T11080] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:01 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020fe2020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020072020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1311.392254][T11114] loop4: detected capacity change from 0 to 4 [ 1311.398107][T11116] loop5: detected capacity change from 0 to 224 [ 1311.415845][T11114] EXT4-fs (loop4): unsupported inode size: 148 [ 1311.422039][T11114] EXT4-fs (loop4): blocksize: 4096 [ 1311.474186][T11114] loop4: detected capacity change from 0 to 4 [ 1311.483363][T11114] EXT4-fs (loop4): unsupported inode size: 148 [ 1311.489527][T11114] EXT4-fs (loop4): blocksize: 4096 [ 1311.499307][T11140] loop5: detected capacity change from 0 to 224 [ 1312.049055][ T22] audit: type=1326 audit(1631534882.516:7763): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=11068 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665f9 code=0x0 12:08:04 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) gettid() tkill(0x0, 0x22) 12:08:04 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000c000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020082020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:04 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200220202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:04 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000010000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:04 executing program 2 (fault-call:1 fault-nth:0): r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1314.262496][T11161] loop5: detected capacity change from 0 to 224 [ 1314.269559][T11163] loop1: detected capacity change from 0 to 4 [ 1314.277621][T11166] loop2: detected capacity change from 0 to 224 [ 1314.288013][T11169] loop4: detected capacity change from 0 to 4 12:08:04 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200520202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1314.331750][T11166] FAULT_INJECTION: forcing a failure. [ 1314.331750][T11166] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1314.344846][T11166] CPU: 1 PID: 11166 Comm: syz-executor.2 Not tainted 5.15.0-rc1-syzkaller #0 [ 1314.353613][T11166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1314.363836][T11166] Call Trace: [ 1314.367290][T11166] dump_stack_lvl+0xd6/0x122 [ 1314.368433][T11163] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020302020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1314.371937][T11166] dump_stack+0x11/0x1b [ 1314.371960][T11166] should_fail+0x23c/0x250 [ 1314.381273][T11169] EXT4-fs (loop4): unsupported inode size: 148 [ 1314.385035][T11166] should_fail_usercopy+0x16/0x20 [ 1314.385062][T11166] _copy_from_user+0x1c/0xd0 [ 1314.389474][T11169] EXT4-fs (loop4): blocksize: 4096 [ 1314.395603][T11166] do_handle_open+0x6e/0x580 [ 1314.395635][T11166] __x64_sys_open_by_handle_at+0x42/0x50 [ 1314.420648][T11166] do_syscall_64+0x44/0xa0 [ 1314.425171][T11166] entry_SYSCALL_64_after_hwframe+0x44/0xae 12:08:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020fe2020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1314.431073][T11166] RIP: 0033:0x4665f9 [ 1314.434971][T11166] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1314.454577][T11166] RSP: 002b:00007fd199376188 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 [ 1314.463043][T11166] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 1314.471104][T11166] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 12:08:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200620202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200720202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:04 executing program 2 (fault-call:1 fault-nth:1): r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1314.479082][T11166] RBP: 00007fd1993761d0 R08: 0000000000000000 R09: 0000000000000000 [ 1314.487081][T11166] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1314.495150][T11166] R13: 00007fff1208fe5f R14: 00007fd199376300 R15: 0000000000022000 [ 1314.554840][T11163] loop1: detected capacity change from 0 to 4 [ 1314.557651][T11169] loop4: detected capacity change from 0 to 4 [ 1314.561479][T11163] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1314.584462][T11169] EXT4-fs (loop4): unsupported inode size: 148 [ 1314.590694][T11169] EXT4-fs (loop4): blocksize: 4096 [ 1314.591000][T11223] loop5: detected capacity change from 0 to 224 [ 1314.600511][T11225] loop2: detected capacity change from 0 to 224 [ 1314.626235][T11225] FAULT_INJECTION: forcing a failure. [ 1314.626235][T11225] name failslab, interval 1, probability 0, space 0, times 0 [ 1314.638951][T11225] CPU: 1 PID: 11225 Comm: syz-executor.2 Not tainted 5.15.0-rc1-syzkaller #0 [ 1314.647716][T11225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1314.657796][T11225] Call Trace: [ 1314.661092][T11225] dump_stack_lvl+0xd6/0x122 [ 1314.665688][T11225] dump_stack+0x11/0x1b [ 1314.669853][T11225] should_fail+0x23c/0x250 [ 1314.674302][T11225] ? do_handle_open+0xf7/0x580 [ 1314.679153][T11225] __should_failslab+0x81/0x90 [ 1314.684000][T11225] should_failslab+0x5/0x20 [ 1314.688674][T11225] __kmalloc+0x6f/0x350 [ 1314.692835][T11225] do_handle_open+0xf7/0x580 [ 1314.697436][T11225] __x64_sys_open_by_handle_at+0x42/0x50 [ 1314.703075][T11225] do_syscall_64+0x44/0xa0 [ 1314.707498][T11225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1314.713448][T11225] RIP: 0033:0x4665f9 [ 1314.717342][T11225] 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 [ 1314.736946][T11225] RSP: 002b:00007fd199376188 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 [ 1314.745412][T11225] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 1314.753426][T11225] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 1314.761402][T11225] RBP: 00007fd1993761d0 R08: 0000000000000000 R09: 0000000000000000 [ 1314.769365][T11225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1314.777398][T11225] R13: 00007fff1208fe5f R14: 00007fd199376300 R15: 0000000000022000 12:08:07 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200620202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020200820202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:07 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000014000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:07 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000d000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:07 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x0) 12:08:07 executing program 2 (fault-call:1 fault-nth:2): r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1317.300435][T11258] loop1: detected capacity change from 0 to 4 [ 1317.309409][T11260] loop5: detected capacity change from 0 to 224 [ 1317.315673][T11259] loop4: detected capacity change from 0 to 4 [ 1317.323924][T11264] loop2: detected capacity change from 0 to 224 [ 1317.336950][T11258] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1317.364750][T11264] FAULT_INJECTION: forcing a failure. [ 1317.364750][T11264] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1317.377834][T11264] CPU: 1 PID: 11264 Comm: syz-executor.2 Not tainted 5.15.0-rc1-syzkaller #0 [ 1317.386591][T11264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1317.396639][T11264] Call Trace: [ 1317.399948][T11264] dump_stack_lvl+0xd6/0x122 [ 1317.404533][T11264] dump_stack+0x11/0x1b [ 1317.408787][T11264] should_fail+0x23c/0x250 [ 1317.413307][T11264] should_fail_usercopy+0x16/0x20 [ 1317.418326][T11264] _copy_from_user+0x1c/0xd0 [ 1317.422909][T11264] do_handle_open+0x157/0x580 [ 1317.427687][T11264] __x64_sys_open_by_handle_at+0x42/0x50 [ 1317.433313][T11264] do_syscall_64+0x44/0xa0 [ 1317.437807][T11264] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1317.443712][T11264] RIP: 0033:0x4665f9 [ 1317.447675][T11264] 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 [ 1317.467272][T11264] RSP: 002b:00007fd199376188 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 [ 1317.475929][T11264] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 1317.483884][T11264] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 1317.492195][T11264] RBP: 00007fd1993761d0 R08: 0000000000000000 R09: 0000000000000000 [ 1317.500265][T11264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 12:08:08 executing program 2 (fault-call:1 fault-nth:3): r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020203020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1317.508291][T11264] R13: 00007fff1208fe5f R14: 00007fd199376300 R15: 0000000000022000 [ 1317.517332][T11259] EXT4-fs (loop4): unsupported inode size: 148 [ 1317.523553][T11259] EXT4-fs (loop4): blocksize: 4096 [ 1317.534930][T11258] loop1: detected capacity change from 0 to 4 [ 1317.552627][T11258] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020fe20202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:08 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200720202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:08 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000e000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202006202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1317.592600][T11259] loop4: detected capacity change from 0 to 4 [ 1317.628196][T11259] EXT4-fs (loop4): unsupported inode size: 148 [ 1317.634491][T11259] EXT4-fs (loop4): blocksize: 4096 12:08:08 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000064000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1317.658883][T11313] loop2: detected capacity change from 0 to 224 [ 1317.672835][T11320] loop5: detected capacity change from 0 to 224 [ 1317.686595][T11323] loop1: detected capacity change from 0 to 4 [ 1317.705885][T11313] FAULT_INJECTION: forcing a failure. [ 1317.705885][T11313] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1317.718951][T11313] CPU: 1 PID: 11313 Comm: syz-executor.2 Not tainted 5.15.0-rc1-syzkaller #0 [ 1317.727892][T11313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1317.738097][T11313] Call Trace: [ 1317.738108][T11313] dump_stack_lvl+0xd6/0x122 [ 1317.745979][T11313] dump_stack+0x11/0x1b [ 1317.750138][T11313] should_fail+0x23c/0x250 [ 1317.754559][T11313] should_fail_usercopy+0x16/0x20 [ 1317.759719][T11313] _copy_to_user+0x1c/0x90 [ 1317.764138][T11313] simple_read_from_buffer+0xab/0x120 [ 1317.769574][T11313] proc_fail_nth_read+0x10d/0x150 [ 1317.774610][T11313] ? proc_fault_inject_write+0x230/0x230 [ 1317.780360][T11313] vfs_read+0x1e6/0x750 [ 1317.784698][T11313] ? __fget_light+0x21b/0x260 [ 1317.789385][T11313] ? __cond_resched+0x11/0x40 [ 1317.794062][T11313] ksys_read+0xd9/0x190 [ 1317.798258][T11313] __x64_sys_read+0x3e/0x50 [ 1317.802797][T11313] do_syscall_64+0x44/0xa0 12:08:08 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202220202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1317.807233][T11313] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1317.813134][T11313] RIP: 0033:0x41937c [ 1317.813924][T11323] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1317.817021][T11313] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1317.817043][T11313] RSP: 002b:00007fd199376170 EFLAGS: 00000246 [ 1317.838824][T11338] loop4: detected capacity change from 0 to 4 12:08:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202007202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:08 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1317.845722][T11313] ORIG_RAX: 0000000000000000 [ 1317.845734][T11313] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 000000000041937c [ 1317.845746][T11313] RDX: 000000000000000f RSI: 00007fd1993761e0 RDI: 0000000000000003 [ 1317.845759][T11313] RBP: 00007fd1993761d0 R08: 0000000000000000 R09: 0000000000000000 [ 1317.873064][T11338] EXT4-fs (loop4): Invalid log cluster size: 100 [ 1317.878408][T11313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1317.878425][T11313] R13: 00007fff1208fe5f R14: 00007fd199376300 R15: 0000000000022000 [ 1317.920043][T11323] loop1: detected capacity change from 0 to 4 [ 1317.926698][T11323] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1317.952497][T11338] loop4: detected capacity change from 0 to 4 [ 1317.963211][T11338] EXT4-fs (loop4): Invalid log cluster size: 100 [ 1317.979473][T11369] loop5: detected capacity change from 0 to 224 [ 1317.995306][T11373] loop2: detected capacity change from 0 to 224 12:08:10 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x0) 12:08:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202008202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000f000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:10 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202520202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:10 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000000000020000000e010000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:10 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x2000005c}, 0x0) 12:08:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202030202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1320.305828][T11391] loop4: detected capacity change from 0 to 4 [ 1320.312264][T11392] loop1: detected capacity change from 0 to 4 [ 1320.318969][T11396] loop2: detected capacity change from 0 to 224 [ 1320.325195][T11399] loop5: detected capacity change from 0 to 224 [ 1320.327812][T11392] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1320.341135][T11391] EXT4-fs (loop4): Invalid log cluster size: 270 12:08:10 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x2}, 0x0) 12:08:10 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020207020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:10 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002020000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1320.404969][T11392] loop1: detected capacity change from 0 to 4 [ 1320.413766][T11392] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000010000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020fe202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1320.448919][T11432] loop4: detected capacity change from 0 to 4 [ 1320.449110][T11435] loop2: detected capacity change from 0 to 224 [ 1320.488985][T11447] loop5: detected capacity change from 0 to 224 [ 1320.502147][T11432] EXT4-fs (loop4): Invalid log cluster size: 514 [ 1320.531679][T11452] loop1: detected capacity change from 0 to 4 [ 1320.542190][T11452] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1320.567002][T11432] loop4: detected capacity change from 0 to 4 [ 1320.573873][T11432] EXT4-fs (loop4): Invalid log cluster size: 514 12:08:13 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x0) 12:08:13 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x500}, 0x0) 12:08:13 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020fe20202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020062020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:13 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000011000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002030000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:13 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1323.342797][T11481] loop4: detected capacity change from 0 to 4 [ 1323.349522][T11482] loop2: detected capacity change from 0 to 224 [ 1323.359919][T11481] EXT4-fs (loop4): Invalid log cluster size: 770 [ 1323.368937][T11489] loop5: detected capacity change from 0 to 224 [ 1323.371055][T11492] loop1: detected capacity change from 0 to 4 12:08:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002040000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020072020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:13 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202002202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1323.411795][T11492] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020082020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:13 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x2}}, 0x0) [ 1323.454311][T11508] loop4: detected capacity change from 0 to 4 [ 1323.461218][T11513] loop2: detected capacity change from 0 to 224 [ 1323.477627][T11523] loop5: detected capacity change from 0 to 224 [ 1323.484260][T11508] EXT4-fs (loop4): Invalid log cluster size: 1026 [ 1323.511060][T11492] loop1: detected capacity change from 0 to 4 [ 1323.518448][T11508] loop4: detected capacity change from 0 to 4 [ 1323.530682][T11492] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1323.550923][T11508] EXT4-fs (loop4): Invalid log cluster size: 1026 [ 1323.570381][T11547] loop2: detected capacity change from 0 to 224 12:08:16 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x1000000}}, 0x0) 12:08:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020302020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202005202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:16 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002050000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000012000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:16 executing program 3: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x2}}, 0x0) [ 1326.384630][T11566] loop1: detected capacity change from 0 to 4 [ 1326.391345][T11567] loop4: detected capacity change from 0 to 4 [ 1326.402590][T11573] loop5: detected capacity change from 0 to 224 [ 1326.414837][T11566] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1326.418581][T11579] loop2: detected capacity change from 0 to 224 12:08:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020fe2020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:16 executing program 3: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x2}}, 0x0) 12:08:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202006202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:16 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x2000000}}, 0x0) [ 1326.439524][T11567] EXT4-fs (loop4): Invalid log cluster size: 1282 [ 1326.464110][T11579] ISOFS: unable to read i-node block 12:08:17 executing program 3: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x2}}, 0x0) 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200620202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1326.523070][T11567] loop4: detected capacity change from 0 to 4 [ 1326.529716][T11566] loop1: detected capacity change from 0 to 4 [ 1326.551770][T11567] EXT4-fs (loop4): Invalid log cluster size: 1282 [ 1326.558450][T11566] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:17 executing program 3: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x1000000}}, 0x0) 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200720202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:17 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1326.564304][T11618] loop2: detected capacity change from 0 to 224 [ 1326.583741][T11621] loop5: detected capacity change from 0 to 224 [ 1326.594463][T11618] ISOFS: unable to read i-node block 12:08:17 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002060000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:17 executing program 3 (fault-call:12 fault-nth:0): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:17 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202007202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000020000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020200820202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1326.675673][T11647] loop1: detected capacity change from 0 to 4 [ 1326.684493][T11651] loop4: detected capacity change from 0 to 4 [ 1326.691087][T11652] FAULT_INJECTION: forcing a failure. [ 1326.691087][T11652] name failslab, interval 1, probability 0, space 0, times 0 [ 1326.703710][T11652] CPU: 1 PID: 11652 Comm: syz-executor.3 Not tainted 5.15.0-rc1-syzkaller #0 [ 1326.705848][T11647] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1326.712466][T11652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1326.712499][T11652] Call Trace: [ 1326.712507][T11652] dump_stack_lvl+0xd6/0x122 [ 1326.737861][T11651] EXT4-fs (loop4): Invalid log cluster size: 1538 [ 1326.739380][T11652] dump_stack+0x11/0x1b [ 1326.747805][T11660] loop2: detected capacity change from 0 to 224 [ 1326.750061][T11652] should_fail+0x23c/0x250 [ 1326.750085][T11652] ? __sigqueue_alloc+0x13a/0x270 [ 1326.760688][T11652] __should_failslab+0x81/0x90 [ 1326.770483][T11652] should_failslab+0x5/0x20 [ 1326.775057][T11652] kmem_cache_alloc+0x4f/0x300 [ 1326.779905][T11652] __sigqueue_alloc+0x13a/0x270 [ 1326.784834][T11652] __send_signal+0x178/0x760 [ 1326.789504][T11652] send_signal+0x281/0x390 [ 1326.794011][T11652] do_send_specific+0x13d/0x1c0 [ 1326.798847][T11652] __x64_sys_tkill+0xe2/0x120 [ 1326.803569][T11652] do_syscall_64+0x44/0xa0 [ 1326.808024][T11652] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1326.813912][T11652] RIP: 0033:0x4665f9 [ 1326.817793][T11652] 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 [ 1326.837385][T11652] RSP: 002b:00007f3f614d6188 EFLAGS: 00000246 ORIG_RAX: 00000000000000c8 [ 1326.845781][T11652] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 1326.854181][T11652] RDX: 0000000000000000 RSI: 0000000000000022 RDI: 0000000000001fc2 [ 1326.862137][T11652] RBP: 00007f3f614d61d0 R08: 0000000000000000 R09: 0000000000000000 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020203020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1326.870201][T11652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1326.878232][T11652] R13: 00007ffc001ba1cf R14: 00007f3f614d6300 R15: 0000000000022000 [ 1326.905946][T11647] loop1: detected capacity change from 0 to 4 [ 1326.912441][T11651] loop4: detected capacity change from 0 to 4 [ 1326.912917][T11678] loop5: detected capacity change from 0 to 224 12:08:17 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x2}}, 0x0) 12:08:17 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202022202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020202020fe20202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202006202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1326.925871][T11647] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1326.935620][T11651] EXT4-fs (loop4): Invalid log cluster size: 1538 12:08:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000001020000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:17 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002070000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1327.022740][T11706] loop2: detected capacity change from 0 to 224 [ 1327.038368][T11712] loop4: detected capacity change from 0 to 4 [ 1327.050503][T11710] loop5: detected capacity change from 0 to 224 [ 1327.056890][T11712] EXT4-fs (loop4): Invalid log cluster size: 1794 [ 1327.071438][T11719] loop1: detected capacity change from 0 to 4 [ 1327.086709][T11719] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000022000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1327.115182][T11712] loop4: detected capacity change from 0 to 4 [ 1327.134957][T11712] EXT4-fs (loop4): Invalid log cluster size: 1794 [ 1327.164390][T11733] loop1: detected capacity change from 0 to 4 [ 1327.174581][T11733] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:20 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002080000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202025202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202007202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 3 (fault-call:12 fault-nth:1): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000025000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1329.700641][T11752] loop1: detected capacity change from 0 to 4 [ 1329.707615][T11754] loop5: detected capacity change from 0 to 224 [ 1329.715385][T11755] loop4: detected capacity change from 0 to 4 [ 1329.722561][T11756] loop2: detected capacity change from 0 to 224 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202008202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202070202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x2}}, 0x0) [ 1329.757047][T11752] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1329.781213][T11755] EXT4-fs (loop4): Invalid log cluster size: 2050 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) tkill(r2, 0x2d) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x25) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f00007b8000/0x4000)=nil, 0x4000, 0x1800005, 0x12, r3, 0x0) splice(r0, &(0x7f0000000080)=0x1f80000000, r3, &(0x7f0000000100)=0x6, 0x4, 0xa) r4 = gettid() tkill(r4, 0x22) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202030202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080), 0x280180, 0x0) sendfile(r1, r0, &(0x7f0000000140)=0x5, 0x8) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) r3 = gettid() tkill(r3, 0x22) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f0000000480)=0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r6, 0x0) clone3(&(0x7f0000000500)={0x40000, &(0x7f0000000200), &(0x7f0000000240), &(0x7f0000000280), {0x20}, &(0x7f00000002c0)=""/28, 0x1c, &(0x7f0000000300)=""/252, &(0x7f00000004c0)=[r2, r2, 0x0, r3, r2, r5], 0x6, {r6}}, 0x58) ioctl$BTRFS_IOC_SUBVOL_GETFLAGS(r4, 0x80089419, &(0x7f00000001c0)) [ 1329.858262][T11752] loop1: detected capacity change from 0 to 4 [ 1329.863285][T11788] loop5: detected capacity change from 0 to 224 [ 1329.864997][T11755] loop4: detected capacity change from 0 to 4 [ 1329.885609][T11752] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020fe202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1329.909503][T11755] EXT4-fs (loop4): Invalid log cluster size: 2050 [ 1329.915759][T11809] loop2: detected capacity change from 0 to 224 12:08:20 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002090000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020fe202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000003f000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020062020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHG6RD(r0, 0x89fb, &(0x7f0000000080)={'sit0\x00', &(0x7f0000000140)={'ip6_vti0\x00', 0x0, 0x0, 0x80, 0x47, 0xfff, 0xc, @private2, @empty, 0x20, 0x8000, 0x20a, 0x7}}) ioctl$sock_ipv6_tunnel_SIOCGETPRL(r1, 0x89f4, &(0x7f0000000240)={'syztnl0\x00', &(0x7f00000001c0)={'ip6_vti0\x00', r2, 0x2f, 0x1f, 0x2, 0x1, 0x34, @empty, @mcast2, 0x80, 0x80, 0xa3e3, 0x2}}) r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x6c0400, 0xac) preadv(r3, &(0x7f0000001500)=[{&(0x7f00000002c0)=""/246, 0xf6}, {&(0x7f00000003c0)=""/92, 0x5c}, {&(0x7f0000000440)=""/4096, 0x1000}, {&(0x7f0000001440)=""/161, 0xa1}], 0x4, 0xffffffff, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r4 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r4, 0x0, 0x0) tkill(r4, 0x17) ptrace$setregs(0xd, r4, 0x0, &(0x7f0000000080)) r5 = gettid() tkill(r5, 0x22) [ 1330.039584][T11844] loop1: detected capacity change from 0 to 4 [ 1330.046582][T11846] loop5: detected capacity change from 0 to 224 [ 1330.064393][T11851] loop2: detected capacity change from 0 to 224 [ 1330.066678][T11850] loop4: detected capacity change from 0 to 4 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) write$binfmt_script(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="2321202e2f66696c65302020282029252f2d405c5e25855b7b7d2b2bd32820f2205c7b205e200a781b071deeaa95220bf21359020f3eccdb76469622da5e25de363d85bfc59acb61798ff69b5feaa39785792f38514bec505d4b121d78ea2cb7e2bce2149bbf46ec7fddd1ba10be3f736100"/124], 0x77) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x2}}, 0x0) 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020022020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x0, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(r2, 0x40106614, &(0x7f00000002c0)) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x1, 0xfffffffe, 0x40000000, 0x76, 0x0}) r3 = getpgrp(0x0) r4 = accept4(r0, &(0x7f0000000140)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @empty}}, &(0x7f0000000080)=0x80, 0x800) sendmsg$NL80211_CMD_SET_MPATH(r4, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000300)={0x2c, 0x0, 0x800, 0x70bd2c, 0x25dfdbfc, {{}, {@void, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}]}, 0x2c}, 0x1, 0x0, 0x0, 0x200080c4}, 0x20008084) ptrace$cont(0x18, r3, 0x2, 0x8) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$cont(0x18, r3, 0x7, 0xfffffffffffffffd) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) tkill(0x0, 0x22) [ 1330.103658][T11844] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1330.137248][T11850] EXT4-fs (loop4): Invalid log cluster size: 2306 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020072020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1330.166972][T11844] loop1: detected capacity change from 0 to 4 [ 1330.175376][T11850] loop4: detected capacity change from 0 to 4 [ 1330.185881][T11844] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1330.198405][T11895] loop2: detected capacity change from 0 to 224 [ 1330.209468][T11850] EXT4-fs (loop4): Invalid log cluster size: 2306 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x1000000}}, 0x0) [ 1330.213646][T11897] loop5: detected capacity change from 0 to 224 12:08:20 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020a0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000040000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:20 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) fchmod(r2, 0x48) r3 = syz_open_dev$loop(&(0x7f0000000080), 0x0, 0x800) fchmod(r3, 0x4) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x1) tkill(r1, 0x17) ptrace(0x4208, 0x0) ptrace$cont(0x9, 0x0, 0x20, 0x6) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) gettid() tkill(0x0, 0x1022) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020082020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020052020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1330.283825][T11912] loop2: detected capacity change from 0 to 224 [ 1330.316237][T11927] loop1: detected capacity change from 0 to 4 [ 1330.323156][T11930] loop4: detected capacity change from 0 to 4 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x2000000}}, 0x0) 12:08:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000080040000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1330.342276][T11927] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1330.372931][T11930] EXT4-fs (loop4): Invalid log cluster size: 2562 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020302020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:20 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020b0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1330.405300][T11944] loop5: detected capacity change from 0 to 224 [ 1330.410208][T11953] loop2: detected capacity change from 0 to 224 [ 1330.418967][T11955] loop1: detected capacity change from 0 to 4 12:08:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020062020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020fe2020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1330.448923][T11955] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:20 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1330.501216][T11972] loop4: detected capacity change from 0 to 4 [ 1330.520405][T11955] loop1: detected capacity change from 0 to 4 [ 1330.540857][T11972] EXT4-fs (loop4): Invalid log cluster size: 2818 12:08:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200620204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1330.541970][T11986] loop5: detected capacity change from 0 to 224 [ 1330.556605][T11955] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:21 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020072020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1330.593491][T11972] loop4: detected capacity change from 0 to 4 [ 1330.596515][T11998] loop2: detected capacity change from 0 to 224 [ 1330.607827][T11972] EXT4-fs (loop4): Invalid log cluster size: 2818 [ 1330.675958][T12016] loop5: detected capacity change from 0 to 224 12:08:23 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() preadv(r0, &(0x7f0000000880)=[{&(0x7f0000000540)=""/192, 0xc0}, {&(0x7f0000000600)=""/64, 0x40}, {&(0x7f0000000640)=""/170, 0xaa}, {&(0x7f0000000700)=""/235, 0xeb}, {&(0x7f0000000800)=""/111, 0x6f}], 0x5, 0x1, 0x3ecb) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) r2 = perf_event_open(&(0x7f0000000200)={0x1, 0x80, 0x7, 0x82, 0x1f, 0x2, 0x0, 0x7ff, 0x14, 0x5, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x7f, 0x4, @perf_bp={&(0x7f00000001c0), 0x4}, 0x1, 0x4, 0x0, 0x3, 0x40, 0x1, 0x6, 0x0, 0x8, 0x0, 0x400}, r1, 0xf, 0xffffffffffffffff, 0x0) preadv(r2, &(0x7f0000000500)=[{&(0x7f0000000280)=""/134, 0x86}, {&(0x7f0000000340)=""/231, 0xe7}, {&(0x7f0000000440)=""/100, 0x64}, {&(0x7f00000004c0)=""/18, 0x12}], 0x4, 0x0, 0x81) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) fsetxattr$security_ima(r0, &(0x7f0000000080), &(0x7f0000000140)=@v2={0x5, 0x1, 0x2, 0x2, 0x3a, "92f19cb5036c80e4a04c323725f4bb4191290c97cb5c0b9fd4a1da5e9b2373c9eb4067acfdd8e31a64d1259a58449224c78bc4d36b682805b6be"}, 0x43, 0x0) r3 = gettid() tkill(r3, 0x22) 12:08:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200720204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:23 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020c0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000048000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:23 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x2}}, 0x0) 12:08:23 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020222020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:23 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) r2 = getpgrp(r1) wait4(r2, &(0x7f0000000080), 0xf, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:08:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020200820204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1333.324140][T12033] loop5: detected capacity change from 0 to 224 [ 1333.324496][T12041] loop4: detected capacity change from 0 to 4 [ 1333.337601][T12038] loop2: detected capacity change from 0 to 224 [ 1333.344907][T12040] loop1: detected capacity change from 0 to 4 12:08:23 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) r2 = signalfd4(r0, &(0x7f0000000080)={[0x63893632]}, 0x8, 0x800) vmsplice(r2, &(0x7f0000001380)=[{&(0x7f0000000140)="6626fbb1a35989a49bfa45bee3f347407b870c5cd29302a89bd958b365c3970e1c2935ad4b6078435ff88fb1af41ef54d76d79179864da8631a606d62aaf9220ca1563ab047afbc9c26c3a22f0850bc06191baed7b24cac46e481be9ae02affc3a5e189c1e8b81f7f0b24afc61d93ffdfbc876a7e272ca0a8448e536a9d50b58c40d2a5c4a16b4e8d733e5615f240a8b2a1b5130e62f5ed93013207f58792c7363c7dd9f01871b137cd74d99604b8ab013b243913843e2a41a98e24673aa2dfb", 0xc0}, {&(0x7f0000000200)="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", 0x1000}, {&(0x7f0000001200)="7498a8846ac401d2960d1b1d5162b936896c37ab74c0d190f9deed5d0c0ff904d006377bb0d0252e9a6f2f7edc373b95a99d2080b9d33a738480d6af9e3263432333583d9e1c9c02301a47480bc9e0c9ac", 0x51}, {&(0x7f0000001280)="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", 0xfc}], 0x4, 0x2) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1333.379498][T12040] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1333.389540][T12041] EXT4-fs (loop4): Invalid log cluster size: 3074 12:08:23 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020252020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:23 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x1000000}}, 0x0) 12:08:23 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) r2 = getpid() ptrace(0x4206, r2) rt_tgsigqueueinfo(r2, r2, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r2) tkill(r2, 0xa) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:08:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020203020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1333.472840][T12041] loop4: detected capacity change from 0 to 4 [ 1333.488739][T12040] loop1: detected capacity change from 0 to 4 [ 1333.492124][T12041] EXT4-fs (loop4): Invalid log cluster size: 3074 [ 1333.498588][T12040] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) clone(0x18000000, &(0x7f0000000140)="93c5e1e37e158c5bb8d0d5210b674b7dbe8d37fc7be714b3653e77d7e1b92f5644fa19b0b8dd9ce9e376dcfcc89978f0038ecccc91201e002869269305370481fa5e405bef5008697e4b64ecbd675ed5", &(0x7f0000000080), &(0x7f00000001c0), &(0x7f0000000200)="ab384113f54be51294c07256b21e5932cb96171420f7a35c4b0100e98beb44b2aff9342b8db831754ce4523a60d43507688206a43e397da06df2037f249f5e2e95968c81bcbae80582f5de45935ab20378664e9c7760fa19b04d13a527af1a09c4e12eae0c87e4f93d5efe8bace141ac3edb6734e4b9fd5f08b5e868b8140d5f69eaf07236b67c1544a67d45cedb581761adcd7bcb9b408719e33c7fd9c18c0893eb653630324e02746e166514509050229f782a17d386fb809bd239d0c3f952500d45879cbf20f8649d9b1406870ff6c0c57cbda8647db56767dc") tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020d0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1333.526838][T12097] loop5: detected capacity change from 0 to 224 [ 1333.534004][T12098] loop2: detected capacity change from 0 to 224 12:08:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000004c000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e5558202020202020202020202020202020202020202020202020fe20204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020702020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) utimes(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)={{0x77359400}, {0x77359400}}) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() r3 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$FITRIM(r3, 0xc0185879, &(0x7f0000000180)={0x6, 0x0, 0x8}) tkill(r2, 0x22) 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x2000000}}, 0x0) [ 1333.618046][T12122] loop4: detected capacity change from 0 to 4 [ 1333.637844][T12122] EXT4-fs (loop4): Invalid log cluster size: 3330 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202006204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1333.665959][T12133] loop1: detected capacity change from 0 to 4 [ 1333.687144][T12144] loop5: detected capacity change from 0 to 224 [ 1333.706746][T12133] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:24 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x100, 0x0) mmap(&(0x7f0000530000/0x2000)=nil, 0x2000, 0x1000000, 0x810, r0, 0x776d3000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020fe2020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1333.720135][T12122] loop4: detected capacity change from 0 to 4 [ 1333.732487][T12122] EXT4-fs (loop4): Invalid log cluster size: 3330 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() clone(0x1200000, &(0x7f0000000080)="6c98e15d72a832312d58140cf313203ebc19732869ecc6bfbf0417c4b7ebf8002817f4367b60", &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="be3eb582fd6fe2d50098b71943be3c54eaa2aac8b04aa9c348600b1984a74cd4e9e6487706a2892a9473702de65c53ce6697b82429b4") r2 = getpid() ptrace(0x4206, r2) rt_tgsigqueueinfo(r2, r2, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r2) wait4(r2, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202007204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1333.767379][T12162] loop2: detected capacity change from 0 to 224 12:08:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020e0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1333.812426][T12181] loop5: detected capacity change from 0 to 224 [ 1333.824660][T12133] loop1: detected capacity change from 0 to 4 [ 1333.840867][T12133] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1333.870229][T12194] loop4: detected capacity change from 0 to 4 [ 1333.901562][T12194] EXT4-fs (loop4): Invalid log cluster size: 3586 12:08:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000060000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200220202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202008204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x0, 0x2}}, 0x0) [ 1333.928099][T12212] loop2: detected capacity change from 0 to 224 [ 1333.966311][T12194] loop4: detected capacity change from 0 to 4 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x406b40, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x13, 0xffffffffffffffff, 0x41c92000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) pipe2(&(0x7f0000000080)={0xffffffffffffffff}, 0x800) r3 = syz_io_uring_setup(0x187, &(0x7f00000001c0)={0x0, 0x0, 0x2, 0x3}, &(0x7f00006d5000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000400)=0x0, &(0x7f0000000100)=0x0) r6 = io_uring_register$IORING_REGISTER_PERSONALITY(r3, 0x9, 0x0, 0x0) syz_io_uring_submit(r4, r5, &(0x7f0000000000)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd_index=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, r6}}, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000140)=@IORING_OP_EPOLL_CTL=@del={0x1d, 0x5, 0x0, r0, 0x0, r2, 0x2, 0x0, 0x0, {0x0, r6}}, 0x1000) r7 = gettid() tkill(r7, 0x22) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(0xffffffffffffffff, 0x8983, &(0x7f0000000340)) io_uring_register$IORING_REGISTER_FILES(0xffffffffffffffff, 0x2, &(0x7f0000000180)=[r3, 0xffffffffffffffff, 0xffffffffffffffff], 0x3) [ 1333.977149][T12194] EXT4-fs (loop4): Invalid log cluster size: 3586 [ 1333.977947][T12226] loop1: detected capacity change from 0 to 4 [ 1333.999631][T12237] loop5: detected capacity change from 0 to 224 [ 1334.011925][T12226] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202030204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000020f0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x40000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x40) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000080)=0x0) ptrace$setopts(0x4206, r3, 0xf661, 0x5) tkill(r2, 0x22) 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}}, 0x0) [ 1334.047355][T12242] loop2: detected capacity change from 0 to 224 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200520202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e555820202020202020202020202020202020202020202020202020fe204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280)=[{&(0x7f0000000180)=""/86, 0x56}, {&(0x7f0000000200)=""/110, 0x6e}], 0x2, 0xd9f, 0xfffffffe) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) ptrace$setopts(0x4206, 0x0, 0xfffffffffffffffd, 0x33) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000080)={r0, 0xfffffffffffffffa, 0x9, 0x8}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r3, 0x80045400, &(0x7f0000000140)) 12:08:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000068000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1334.103621][T12261] loop4: detected capacity change from 0 to 4 [ 1334.115681][T12261] EXT4-fs (loop4): Invalid log cluster size: 3842 [ 1334.178408][T12289] loop5: detected capacity change from 0 to 224 [ 1334.189997][T12294] loop1: detected capacity change from 0 to 4 [ 1334.197877][T12261] loop4: detected capacity change from 0 to 4 [ 1334.205281][T12261] EXT4-fs (loop4): Invalid log cluster size: 3842 [ 1334.208238][T12293] loop2: detected capacity change from 0 to 224 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200620202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) r3 = getpgid(r1) wait4(r3, 0x0, 0x5, &(0x7f0000000140)) [ 1334.220480][T12294] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000}}, 0x0) 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020064344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002100000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1334.287257][T12314] loop5: detected capacity change from 0 to 224 12:08:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000006c000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000280)=0x0) rt_sigqueueinfo(r2, 0x10, &(0x7f00000002c0)={0x21, 0x80}) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() clone(0x2000280, &(0x7f0000000140)="cf60d2e0e031c9914dd518ae83960c209e07362536060d0d99376e2cdf8d207171a68be935ef7244a60301733115d2a0f31865ba1102174afacbb07b263d2fbf9b1cac4c45a3dfb7d14e670e37f67366163c87c435a9d255d7d0f35149e7df64b9a2f5ac5b1b40fba002a3734eef56339c49dae8d48ffbfd0e7b06862907cdd8cb", &(0x7f0000000080), &(0x7f0000000200), &(0x7f0000000240)="aa41511b023f83") tkill(r3, 0x22) 12:08:24 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200720202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1334.336595][T12329] loop2: detected capacity change from 0 to 224 [ 1334.363794][T12343] loop4: detected capacity change from 0 to 4 12:08:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020074344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:24 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x2) [ 1334.382391][T12346] loop1: detected capacity change from 0 to 4 [ 1334.401950][T12343] EXT4-fs (loop4): Invalid log cluster size: 4098 [ 1334.412356][T12346] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:24 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x46) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) [ 1334.434658][T12343] loop4: detected capacity change from 0 to 4 [ 1334.441245][T12343] EXT4-fs (loop4): Invalid log cluster size: 4098 [ 1334.448913][T12361] loop5: detected capacity change from 0 to 224 [ 1334.467123][T12346] loop1: detected capacity change from 0 to 4 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020084344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1334.499205][T12346] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1334.499518][T12380] loop2: detected capacity change from 0 to 224 12:08:25 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x1000000) 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020304344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202220202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r2, 0x0) ioctl$TIOCL_SELLOADLUT(r2, 0x541c, &(0x7f0000000080)={0x5, 0x46413ab6, 0x7, 0x100000001}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x5) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) 12:08:25 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002110000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000371000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020fe4344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1334.640562][T12417] loop4: detected capacity change from 0 to 4 [ 1334.648103][T12419] loop1: detected capacity change from 0 to 4 [ 1334.660642][T12418] loop2: detected capacity change from 0 to 224 [ 1334.672183][T12417] EXT4-fs (loop4): Invalid log cluster size: 4354 [ 1334.681012][T12419] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1334.691808][T12429] loop5: detected capacity change from 0 to 224 [ 1334.717148][T12417] loop4: detected capacity change from 0 to 4 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0620202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000004c0)=ANY=[@ANYBLOB="b87e0000e5280000000000000000"], 0xb8}}, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(0xffffffffffffffff, 0x8983, &(0x7f0000000340)) r2 = socket$nl_generic(0x10, 0x3, 0x10) fstat(r2, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r3) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000740)={{{@in6=@private1, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in6=@private0}}, &(0x7f0000000840)=0xe8) sendmmsg$unix(r0, &(0x7f00000008c0)=[{{&(0x7f0000000140)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000340)=[{&(0x7f00000001c0)="da8a5365648ee739f77265c6e6a3a7a127690483d050f6bc8d015959572ad502d528681c1afdc1fc3bb9573985ce13cb153dfdd885b0ae44572faf26ca378481de2d5bd832f2b88600ad1dfd29d1785cca7096f91c28fed40cf30adc3bcea9c7832fc563fbdaac526b930f9f9cca9979c3039976d4bdb437633b584d1fb1", 0x7e}, {&(0x7f0000000080)}, {&(0x7f0000000240)="6db8e53633aee5576c3eb9b851bccfda2a0805a601e04f0420197f77738476d8bdd4ad00664ae21384ab2557c410ebd36f23fe92960b20947229ab59ffbe1be8160430bb2156bf3eae53b30d6cc58e7a0c4ad47cc5ebac44e70160b8bb56c5fd29b3f8721c9b5fee680f6ab02833c2eeba10ec3e68e6a7e998604f24185bf5d815a658c0707fffcc949d5d33f0217125f8ce7275610452efafd8", 0x9a}, {&(0x7f0000000300)="8afc7d82f58bbc5868c17e08f4415dfedcd37966938f823b3751752af49ad8151939a32192d30e5e20", 0x29}], 0x4, 0x0, 0x0, 0x80}}, {{&(0x7f0000000380)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000480)=[{&(0x7f0000000400)="b7f312749ac36e0f", 0x8}, {&(0x7f0000000440)="ad4e3aa875ff76ceaa8dce5b5a794794dd5d23a51a7bc829285dea450e99", 0x1e}], 0x2, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {0x0, r3}}}, @rights={{0x30, 0x1, 0x1, [r0, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r0]}}], 0x50, 0x10}}, {{0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000600)="d990516e91c7ae3b7c3d512a3825640cac09709400fb9d9b628118fec6a4de754e13723992b635bf7b9c2e8854afdd249671e56e00d7803640685604072e81dc978d50f9ba034f892d55b02cc934abee68f67d47fcfc8a5ff08081d621c679fd2c4900b1fba8e73ad1720988b43fa9370637c2ad84bb2fe0d7e9ec3625ae9fffbaaa0e8cb2a1e57e2ebb327c7b27a010489c3aa556cda1eb434c2fd3f0f5d50c1e271ea75abab2aa735c003e38c7f8fb306c3ac9e9ca36589c0e", 0xba}, {&(0x7f00000006c0)="8f004d98c6edce7b9dfbedde11fe6135dc3971774a570db82a6c9f9ff7cebfa4ff772d82658d27a72ff0027a4bca5e59f9ca2c", 0x33}], 0x2, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {r1, r3, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {r1, r4, 0xee01}}}], 0x40}}], 0x3, 0x14) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r5 = gettid() tkill(r5, 0x22) 12:08:25 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x2000000) 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202520202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xd8340, 0x40) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, r0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f00000006c0)=[{&(0x7f0000000140)=""/221, 0xdd}, {&(0x7f0000000240)=""/213, 0xd5}, {&(0x7f0000000340)=""/175, 0xaf}, {&(0x7f0000000400)=""/232, 0xe8}, {&(0x7f0000000500)=""/185, 0xb9}, {&(0x7f0000000080)=""/38, 0x26}, {&(0x7f00000005c0)=""/232, 0xe8}], 0x7, 0x8, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x1a1, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) r2 = getpid() ptrace(0x4206, r2) rt_tgsigqueueinfo(r2, r2, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r2) wait4(r2, &(0x7f0000000740), 0x2, &(0x7f0000000780)) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1334.753440][T12417] EXT4-fs (loop4): Invalid log cluster size: 4354 [ 1334.776995][T12419] loop1: detected capacity change from 0 to 4 [ 1334.788091][T12419] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000372000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:25 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002120000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0720202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1334.821831][T12452] loop2: detected capacity change from 0 to 224 [ 1334.828041][T12474] loop5: detected capacity change from 0 to 224 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) close_range(r0, r0, 0x2) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ptrace$getregset(0x4204, 0xffffffffffffffff, 0x201, &(0x7f0000000140)={&(0x7f0000000080)=""/31, 0x1f}) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:25 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x100000000000000) 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020207020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1334.903007][T12487] loop1: detected capacity change from 0 to 4 [ 1334.909988][T12489] loop4: detected capacity change from 0 to 4 [ 1334.922744][T12487] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d0820202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) r2 = socket$inet6(0xa, 0x800, 0x4) ioctl$F2FS_IOC_RELEASE_COMPRESS_BLOCKS(r2, 0x8008f512, &(0x7f0000000080)) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r3 = gettid() tkill(r3, 0x22) [ 1334.952836][T12489] EXT4-fs (loop4): Invalid log cluster size: 4610 [ 1334.955422][T12506] loop2: detected capacity change from 0 to 224 [ 1334.971713][T12512] loop5: detected capacity change from 0 to 224 [ 1334.984464][T12487] loop1: detected capacity change from 0 to 4 [ 1334.996340][T12487] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:25 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x200000000000000) 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020202020fe20202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1335.041843][T12489] loop4: detected capacity change from 0 to 4 [ 1335.051614][T12489] EXT4-fs (loop4): Invalid log cluster size: 4610 12:08:25 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000003ac0)=[{&(0x7f00000027c0)=""/242, 0xf2}, {&(0x7f00000028c0)=""/4096, 0x1000}, {&(0x7f00000003c0)=""/27, 0x1b}, {&(0x7f00000038c0)=""/219, 0xdb}, {&(0x7f0000002440)=""/22, 0x16}, {&(0x7f00000039c0)=""/127, 0x7f}, {&(0x7f0000003a40)=""/112, 0x70}], 0x7, 0x3ff, 0x2) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(r1, 0x0, 0x8, &(0x7f0000002700)) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0xf) r3 = gettid() tkill(r3, 0x1000000000016) ptrace(0x4207, r3) process_vm_writev(r2, &(0x7f00000001c0)=[{&(0x7f0000000140)=""/109, 0x6d}, {&(0x7f0000000080)=""/30, 0x1e}], 0x2, &(0x7f0000002640)=[{&(0x7f0000000200)=""/238, 0xee}, {&(0x7f0000000300)=""/186, 0xba}, {&(0x7f00000003c0)}, {&(0x7f0000000400)=""/36, 0x24}, {&(0x7f0000000440)=""/4096, 0x1000}, {&(0x7f0000001440)=""/4096, 0x1000}, {&(0x7f0000002440)}, {&(0x7f0000002480)=""/103, 0x67}, {&(0x7f0000002500)=""/52, 0x34}, {&(0x7f0000002540)=""/234, 0xea}], 0xa, 0x0) 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d3020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000074000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:25 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002170000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1335.143512][T12555] loop2: detected capacity change from 0 to 224 [ 1335.162735][T12560] loop5: detected capacity change from 0 to 224 12:08:25 executing program 2: setsockopt$inet6_IPV6_PKTINFO(0xffffffffffffffff, 0x29, 0x32, &(0x7f0000000080)={@remote}, 0x14) r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4dfe20202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202002202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1335.198472][T12564] loop1: detected capacity change from 0 to 4 [ 1335.227065][T12564] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1335.231260][T12572] loop4: detected capacity change from 0 to 4 12:08:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2006202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:25 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002220000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1335.299613][T12572] EXT4-fs (loop4): Invalid log cluster size: 5890 [ 1335.303184][T12581] loop2: detected capacity change from 0 to 224 [ 1335.322783][T12584] loop5: detected capacity change from 0 to 224 [ 1335.329654][T12564] loop1: detected capacity change from 0 to 4 12:08:25 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202005202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:25 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open(&(0x7f00000000c0)='./bus\x00', 0x400, 0x0) open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="14000000010000000000aba4441fb1e99e2800"/28], 0x0) openat(r0, &(0x7f0000000080)='./bus\x00', 0x4200, 0x41) [ 1335.362481][T12564] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1335.373495][T12607] loop4: detected capacity change from 0 to 4 12:08:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000007a000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1335.418499][T12607] EXT4-fs (loop4): Invalid log cluster size: 8706 [ 1335.433352][T12618] loop5: detected capacity change from 0 to 224 [ 1335.454093][T12617] loop2: detected capacity change from 0 to 224 [ 1335.477116][T12633] loop1: detected capacity change from 0 to 4 [ 1335.488546][T12633] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1335.535689][T12633] loop1: detected capacity change from 0 to 4 [ 1335.542312][T12633] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:28 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x1000000000016) ptrace$setregs(0xf, r2, 0x62, &(0x7f0000000080)="97f5dfba8fa26be1a22bdee1e0ab4c7c7261e532d461c5") r3 = gettid() tkill(r3, 0x22) 12:08:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002250000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2007202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:28 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202006202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:28 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="743375b13169b316f45099e0451c9a2a54e1d32e05f5670fcd5e7ca19945756c45060c56390834890705e64f9baf350dee62000400"/66]) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x7, 0x0, 0x0, 0x0, 0xffffffff, 0xffffffff}}, 0x0) 12:08:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000ffffff85000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:28 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000000140)="024344303031010000ff0049004e0003000000000000002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000b700207e4825f70000000000000000bf000000000000bf252f020471aa4a39766b3cad4780050f797b8faff0f9c6a578d358e9b6", 0x75, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x200c4, &(0x7f00000000c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f00000001c0)={r0, 0x1a800, 0x7, 0x2}) unlink(&(0x7f0000000080)='./bus\x00') 12:08:28 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202007202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1338.152263][T12664] loop4: detected capacity change from 0 to 4 [ 1338.159033][T12667] loop1: detected capacity change from 0 to 4 [ 1338.162482][T12666] loop5: detected capacity change from 0 to 224 [ 1338.166975][T12669] loop2: detected capacity change from 0 to 224 [ 1338.183388][T12664] EXT4-fs (loop4): Invalid log cluster size: 9474 [ 1338.191685][T12667] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2008202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2030202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1338.261294][T12664] loop4: detected capacity change from 0 to 4 [ 1338.267896][T12690] loop2: detected capacity change from 0 to 224 [ 1338.270237][T12667] loop1: detected capacity change from 0 to 4 [ 1338.285821][T12664] EXT4-fs (loop4): Invalid log cluster size: 9474 [ 1338.292494][T12667] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20fe202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002480000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1338.315376][T12690] loop2: detected capacity change from 0 to 224 [ 1338.323868][T12716] loop5: detected capacity change from 0 to 224 [ 1338.376141][T12732] loop4: detected capacity change from 0 to 4 [ 1338.398534][T12732] EXT4-fs (loop4): Invalid log cluster size: 18434 [ 1338.464712][T12732] loop4: detected capacity change from 0 to 4 [ 1338.472695][T12732] EXT4-fs (loop4): Invalid log cluster size: 18434 12:08:31 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202022202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000ffffff8c000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:31 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="a5157c93d51766ab5171e8c384f66b2308"]) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x0, 0x0, 0x49}}, 0x0) 12:08:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020062020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000024c0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1341.188007][T12760] loop5: detected capacity change from 0 to 224 [ 1341.191537][T12761] loop4: detected capacity change from 0 to 4 [ 1341.203671][T12765] loop1: detected capacity change from 0 to 4 [ 1341.205082][T12766] loop2: detected capacity change from 0 to 224 [ 1341.225503][T12761] EXT4-fs (loop4): Invalid log cluster size: 19458 12:08:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020072020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:31 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202025202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1341.235673][T12765] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020082020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1341.288498][T12761] loop4: detected capacity change from 0 to 4 [ 1341.316127][T12761] EXT4-fs (loop4): Invalid log cluster size: 19458 [ 1341.332273][T12765] loop1: detected capacity change from 0 to 4 12:08:31 executing program 2: futex(&(0x7f0000000080), 0x9, 0x1, &(0x7f00000000c0), &(0x7f0000000140), 0x1) r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x5, &(0x7f0000000380)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000000200)="8a2d1c00c9eb0000001c00080000000008007809140b2a3a080249ecbd22d4ba3162b51fe13ad1a89bf1013722bbbb48719b4967fdef6fbc4504fc60ea89d9a0cbeeaea4eafaa3425327980f5ff9e46f2011ad300c47b4b9dfcc3a9abb9822c0b069cc8e66d4a8af4aa9a3c0b2eb300e50aab407d0bea24c940c948a48028b9c7319aa6e50ad55588c0ad5bd24156d72461084a6ec75c9334615", 0x9a, 0xe000}, {&(0x7f00000002c0)="ff5b5087db691a17a8331c549bcb41ca74ff306abce14be6febf36230519198c63a7036f0c399ab4f65ed6504236267eb6800da965fb9480c292520c38797cdc6e2baf094b6e2eb66fa2224496366ce0964e45eedeb6fd3d0f6102ff3eddb23be9c752b9194b1ce8f735b0b02613d7305a4d6d6a36560e26444e5588fd8bd9828623879e83fe508074e2a9a4730f633a84867f68c2cef158c6e3de35554b33533db4b97ad7c112", 0xa7, 0x80000001}, {&(0x7f0000000180)="496507965589fd7352c20fcafdaf5e15a771e1ca", 0x14, 0xb45}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1341.341173][T12765] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1341.367366][T12804] loop5: detected capacity change from 0 to 224 12:08:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020302020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000008d000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002600000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:31 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202070202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1341.395701][T12813] loop2: detected capacity change from 0 to 264192 [ 1341.480010][T12829] loop1: detected capacity change from 0 to 4 [ 1341.504898][T12833] loop4: detected capacity change from 0 to 4 [ 1341.519776][T12839] loop5: detected capacity change from 0 to 224 12:08:32 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8804}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="140000000100bb2f474dc981ef310000255bcd39f8499d673800f9000051dd70accd8c41d0c2a1b57b4d512e0c62dcea985df4ad662f09cbf87f8753849f8839a9787b9f6108ac0f5ad88c51722ddc26941d276446ae67bf53ce9fcc08aff2b418434c3a445229bdb68ceb2ea1e915c453de3bcefa11e76ca54af462b12ebad087d6419435eef4f071c94eb3559bd4ead290747bfce975be76dac62cb97f08dd1a0fa60b0b6d74d295c03d4b81811358c527575c1263a0be322de4b221"], 0x0) 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020fe2020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1341.531139][T12833] EXT4-fs (loop4): Invalid log cluster size: 24578 [ 1341.551406][T12829] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020202020fe202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1341.602404][T12829] loop1: detected capacity change from 0 to 4 [ 1341.604690][T12848] loop2: detected capacity change from 0 to 224 [ 1341.609267][T12833] loop4: detected capacity change from 0 to 4 [ 1341.637149][T12829] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200620202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1341.646275][T12848] isofs_fill_super: bread failed, dev=loop2, iso_blknum=56, block=112 [ 1341.661231][T12833] EXT4-fs (loop4): Invalid log cluster size: 24578 12:08:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000008e000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1341.699219][T12848] loop2: detected capacity change from 0 to 224 [ 1341.724729][T12848] isofs_fill_super: bread failed, dev=loop2, iso_blknum=56, block=112 [ 1341.736888][T12879] loop5: detected capacity change from 0 to 224 12:08:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002680000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200720202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:32 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB='T']) open(&(0x7f0000000040)='./bus\x00', 0x800, 0x1) open_by_handle_at(r0, &(0x7f0000000480)=ANY=[@ANYBLOB="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"], 0x0) 12:08:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020022020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1341.826936][T12897] loop4: detected capacity change from 0 to 4 [ 1341.830994][T12898] loop1: detected capacity change from 0 to 4 [ 1341.856380][T12898] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000906eb92000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1341.891175][T12897] EXT4-fs (loop4): Invalid log cluster size: 26626 [ 1341.898317][T12911] loop2: detected capacity change from 0 to 224 [ 1341.915198][T12917] loop5: detected capacity change from 0 to 224 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020200820202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1341.952607][T12897] loop4: detected capacity change from 0 to 4 [ 1341.977640][T12897] EXT4-fs (loop4): Invalid log cluster size: 26626 [ 1341.989229][T12911] loop2: detected capacity change from 0 to 224 12:08:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020052020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1341.999218][T12929] loop1: detected capacity change from 0 to 4 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020203020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000026c0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1342.039386][T12929] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000080)={0x0, @rand_addr, @broadcast}, &(0x7f00000000c0)=0xc) [ 1342.101250][T12952] loop5: detected capacity change from 0 to 224 [ 1342.125868][T12958] loop4: detected capacity change from 0 to 4 [ 1342.136051][T12960] loop2: detected capacity change from 0 to 224 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020fe20202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1342.158557][T12929] loop1: detected capacity change from 0 to 4 [ 1342.166079][T12958] EXT4-fs (loop4): Invalid log cluster size: 27650 [ 1342.190864][T12929] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020062020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:32 executing program 2: shutdown(0xffffffffffffffff, 0x5667e40d6a4c0e1c) r0 = socket$nl_generic(0x10, 0x3, 0x10) fstat(r0, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r1) r2 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f0000000200)={[], [{@smackfstransmute={'smackfstransmute', 0x3d, 'iso9660\x00'}}, {@uid_gt={'uid>', 0xffffffffffffffff}}, {@obj_user}, {@pcr={'pcr', 0x3d, 0x27}}, {@appraise}, {@seclabel}, {@fsuuid={'fsuuid', 0x3d, {[0x32, 0x61, 0x19, 0x66, 0x31, 0x31, 0x36, 0x30], 0x2d, [0x64, 0x34, 0x32, 0x35], 0x2d, [0x6, 0x33, 0x33, 0x35], 0x2d, [0x39, 0x64, 0x66, 0x32], 0x2d, [0x38, 0x33, 0x51, 0x35, 0x61, 0x35, 0x35, 0x34]}}}, {@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@dont_appraise}, {@uid_gt={'uid>', r1}}]}) open_by_handle_at(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="1400000001000000000000000000000000e200010000000000000000d5b51e11860545bda4f2341b8b72fd02b4d2e65ca2d8b4315d00f32c6632e09ce6479d859a5da17440cc77f71107b6fbe68572860f2ee972d8002b32df3d20ac2975853b72fcf184d6b8bbbce70e895ea38067d50cb044ff3ad6e7613b5257bb6863"], 0x0) 12:08:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000ffffff97000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202006202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1342.270745][T12958] loop4: detected capacity change from 0 to 4 [ 1342.279541][T12958] EXT4-fs (loop4): Invalid log cluster size: 27650 12:08:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002740000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:32 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020072020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1342.317200][T12999] loop5: detected capacity change from 0 to 224 [ 1342.331634][T13004] loop2: detected capacity change from 0 to 224 [ 1342.338753][T13009] loop1: detected capacity change from 0 to 4 12:08:32 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r0, 0x660c) preadv2(r0, &(0x7f0000000080)=[{&(0x7f0000000200)=""/140, 0x8c}, {&(0x7f00000002c0)=""/147, 0x93}, {&(0x7f0000000480)=""/210, 0xd2}], 0x3, 0x10001, 0x1, 0x7) preadv(r0, &(0x7f0000000580)=[{&(0x7f0000000140)=""/116, 0x74}, {&(0x7f0000000380)=""/85, 0x55}, {&(0x7f00000000c0)=""/36, 0x24}], 0x3, 0x4, 0x1) [ 1342.400723][T13009] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202007202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1342.445721][T13025] loop4: detected capacity change from 0 to 4 [ 1342.476204][T13025] EXT4-fs (loop4): Invalid log cluster size: 29698 [ 1342.477750][T13034] loop5: detected capacity change from 0 to 224 [ 1342.498005][T13009] loop1: detected capacity change from 0 to 4 [ 1342.504321][T13037] loop2: detected capacity change from 0 to 224 [ 1342.514631][T13009] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000080)=@xfs={0x1c, 0x81, {0x3ff, 0xae, 0x6, 0x1}}, 0x0) 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202008202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00000000edc0000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1342.552506][T13025] loop4: detected capacity change from 0 to 4 [ 1342.580984][T13025] EXT4-fs (loop4): Invalid log cluster size: 29698 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020222020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000027a0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1342.651788][T13071] loop1: detected capacity change from 0 to 4 [ 1342.657074][T13070] loop2: detected capacity change from 0 to 224 [ 1342.680972][T13071] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1342.692629][T13082] loop5: detected capacity change from 0 to 224 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202030202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) openat(0xffffffffffffffff, &(0x7f0000000080)='./bus\x00', 0xc880, 0x16f) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1342.733838][T13090] loop4: detected capacity change from 0 to 4 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020252020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020fe202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000ffffffda000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1342.782868][T13090] EXT4-fs (loop4): Invalid log cluster size: 31234 [ 1342.824223][T13111] loop2: detected capacity change from 0 to 224 [ 1342.847952][T13115] loop5: detected capacity change from 0 to 224 [ 1342.849591][T13117] loop1: detected capacity change from 0 to 4 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f00000000c0), &(0x7f0000000100)='./bus\x00', 0x0, 0x4, &(0x7f00000002c0)=[{&(0x7f0000000140)="014330303101004c494e5536d8adf06825c45b0cf15820202020202020202020202020202020a22020202020202020432020002020202020202020ab2020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010029080018000000000000181404000000000000000000160000000022001c00"/169, 0xa9, 0x3}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x1}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}, {&(0x7f0000000200)="86c02e17ee0e7c3a91d0f463e636d7ae3077d55bb6e4452e3529c8cc5e245fc0bb16788dfcb712fd4240aa1f83c97e3409fa2814cb0666ef5910dca9afa7cb404513b3ced9b8006952cb5c165529896370245b78e65d9c291e6531e17a87e32bf828a4da38c1aaf7ce548bdbc404a927db6d7ad7eba5ccd14025ef14ba3f00c4f11939e7758d", 0x86, 0xa00000}], 0x1, &(0x7f0000000080)) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) write$P9_RREADLINK(r1, &(0x7f0000000000)={0xe, 0x17, 0x1, {0x5, './bus'}}, 0xe) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020702020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020062020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1342.881843][T13090] loop4: detected capacity change from 0 to 4 [ 1342.889150][T13117] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1342.904798][T13090] EXT4-fs (loop4): Invalid log cluster size: 31234 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020072020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002fe0000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1342.970035][T13117] loop1: detected capacity change from 0 to 4 [ 1342.994083][T13117] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1343.012719][T13156] loop2: detected capacity change from 0 to 40960 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020082020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.038610][T13156] ISOFS: Unable to identify CD-ROM format. [ 1343.052481][T13158] loop5: detected capacity change from 0 to 224 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) close(r0) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) fstat(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r2) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000000c0)='./bus\x00', 0x4, 0x9, &(0x7f00000005c0)=[{&(0x7f0000000140)="1aa09e5143d1d6e04d8416d0dde83f6bf5f2f844d12cfc03e7782be8b193df0a0fd5e3b1f26699ba22e072bcd0e8701c49b4805a9b709257dd19bb10e3", 0x3d, 0x409}, {&(0x7f0000000200)="511ea49a39d505c593877277f3c13a3b0d0f0d4c0613abb7ebcd17452397d32e593f5d1561e4093225dd7057f567785d05c31a67713631732647f606d1ed1bb74ec5879ac9", 0x45, 0x80}, {&(0x7f0000000180)="f4cd088d357ee5b6d9106fffe88054cddf00ae2c0bf1bead8a0b3abf930479", 0x1f, 0xfffffffffffff297}, {&(0x7f0000000280)="15b7f3af70c3b40916ffafe72f9a049d94cfc9f81a7f2d03afe1210fd022", 0x1e, 0x7}, {&(0x7f00000002c0)="d901159c469491212078bb708b558b60232a1f30d25c3a70083e54cd7be4921c764bdde7b17cf9cf8a79abef3f1e356301bf93daee03ef5d6ad9134e3efda5da74a2052b530b598e8a7ba01e833c0bbc5fe3cebe7f7dec64d1ae3aa183787a18f99c45f44a378a4f0825c9ecd9ad", 0x6e, 0x425}, {&(0x7f0000000340)="5895d1420690d1a8fe404bfc7d3ad7d05cbf170c67a9fdfb7852bb38e49bf3ab7a45eb827f85f2705db7e66c775852a942d59f1d1fd5cc5a766b8bd279269969e82294e7d3", 0x45, 0x31f1}, {&(0x7f00000003c0)="7eb5d197f686a8ae6cbbed7ce8bd", 0xe, 0x3ff}, {&(0x7f0000000480)="d9d463383bb6f41a9416f2", 0xb}, {&(0x7f00000004c0)="c06c1b1342ef924e1dce1cc9d8c4202f4a346a9f3a32eb79d22b60ce3b72cd3cb3ba1505985fee3776a145d3fc79e6d90987bb59f0c16c5183c638f9730d37f6af0c88df7fd185ab4e7d54161a8caf3aec6560ab2e28de72251914132f17dec2e930814cd74bc56429476131e3c5e46dc20594e438055f88c7277419882ddb0e3a125b22b4870ceab663e38d77ff686289f79b4c518b7e2e9800c734ffd4a3d4fa443374a82288633bca27e24b5bf062120dde185758c393ea623437ffdf8ee1f00ec4863269353d1481810e0e9b7633bcbda97714606f6faeb61b5a4bfeded98ff97c222043ddba35a19fae3baa40829a152dd9fe1ec0f053b99d5340", 0xfd, 0x5a}], 0x1081400, &(0x7f00000006c0)={[{@data_journal}, {@dioread_nolock}, {@i_version}], [{@uid_lt={'uid<', 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot', 0x3d, 'iso9660\x00'}}, {@subj_user={'subj_user', 0x3d, 'iso9660\x00'}}, {@uid_gt={'uid>', r2}}, {@seclabel}, {@euid_lt}]}) 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020fe2020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffff6000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1343.083347][T13172] loop4: detected capacity change from 0 to 4 [ 1343.120448][T13172] EXT4-fs (loop4): Invalid log cluster size: 65026 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020302020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.140602][T13186] loop2: detected capacity change from 0 to 224 [ 1343.152671][T13172] loop4: detected capacity change from 0 to 4 [ 1343.172046][T13172] EXT4-fs (loop4): Invalid log cluster size: 65026 [ 1343.177500][T13193] loop5: detected capacity change from 0 to 224 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x0, &(0x7f0000000400), 0x882080, &(0x7f0000000400)={[{@hide}]}) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0xffffffff, 0x0, 0x0, 0x0, 0x9, 0x8}}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NFT_MSG_GETFLOWTABLE(r2, &(0x7f00000006c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000680)={&(0x7f0000000580)={0xcc, 0x17, 0xa, 0x101, 0x0, 0x0, {0x1, 0x0, 0x2}, [@NFTA_FLOWTABLE_HOOK={0xc, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x6}]}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz1\x00'}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz2\x00'}, @NFTA_FLOWTABLE_FLAGS={0x8, 0x7, 0x1, 0x0, 0x1}, @NFTA_FLOWTABLE_HOOK={0x80, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_DEVS={0x7c, 0x3, 0x0, 0x1, [{0x14, 0x1, 'bridge_slave_0\x00'}, {0x14, 0x1, 'veth1_to_hsr\x00'}, {0x14, 0x1, 'veth1_macvtap\x00'}, {0x14, 0x1, 'veth0_to_bridge\x00'}, {0x14, 0x1, 'veth0_virt_wifi\x00'}, {0x14, 0x1, 'veth1_to_team\x00'}]}]}, @NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0xcc}, 0x1, 0x0, 0x0, 0x4802}, 0x20004004) writev(r1, &(0x7f0000000140)=[{&(0x7f0000000080)="8254139985776278b6d11db3c6aa0b8352644ec5fe8ee86483cb49a8990b58289f9fab4427f2baacc037ad4a4fbebbfee50436db9bde4f8352fd6a4365f651f72fd05483654f26465510ae7f5e641c19c3cb058ea60be871536f13255370997c80a3604907e065246b86be13ca319d694b9cf2e0f90d0fd8c231d114b0c67a", 0x7f}, {&(0x7f0000000200)="dded3955350c35166e19232e98876a3ace0963b64cdfa99b2b08ad64edc7e0a5d30dd80660b0ce42eb11bd2ce505e4df59447d87b3699bfc5446702cca1a020fe5b90863b9a093fd7e10507116d5c1b2c3d1fb11c09871c407b9cac084983be63154140ca257355ceb3c853b18e8612b9faa334f9842866b2371f6f3305d09b353e27405aa2a39536c3d642da002becf18715a6e1848858a01841712240bf4714a244f0b2d74f894cd51740249bfb1ec12e0295ee3f99a2db54ed1dbd3484d4a0caa3d9b00e620b97a1d8b5904d71e7569c9b96d3b3a1e2243d0b63af30e808d1a4c3486", 0xe4}, {&(0x7f0000000300)="aa94426ef2ecca2359013cdde31163f508bdb6902344cd67ae6bf682df8a47b27c619adc8da1fe40e9425d1bcecc04e3bd437d430aba22fbee355a60af73d229288d5965ac9429a0fc6774ed384f248b4acb855ad86f977c7608bd127b5b9595a932b0c5544fc05901ee010a6aa5fd74e772cc822dcb6145b2fc040f2a6e86fe48aac576b4d71ac4962058c36e4c7ba40a1def02501afcf221c59996207af4f3ea08f3d1dc560b7578b54d66b32e4d12ec410e7183255749be0881416c88ef9ce7152fe15998c805fffc09c061aa", 0xce}, {&(0x7f0000000480)="9e6c0d7f32dfeef867c0eb98ea567326f56583e5743589900739d660631ec890ede13c25d9872c320fee411be6f10c3bd50a7bc1be4673ce5218da1dea685718532e4dc71b8b6acf9e292f978fd29ba2520c754c222ad29d8907d4d162dc441dbfc6902e85d1cf956ca7ac42142114913ca1e160247eed007cdb654920c7423d4ee1caff2815cc01466f55525dbaab4a5d95b7f842bb346e5601cb22531dc767bee3773f3d27a436ee28563f77da14e30095fb1ab4359c14bb60ba5b0a17212a50582a647cb8c098a4f95e241e1bbd8f1cdb1be755ffdb4c654221", 0xdb}], 0x4) 12:08:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002040200008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200220202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1343.249309][T13204] loop1: detected capacity change from 0 to 4 [ 1343.285400][T13204] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020fe2020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.291561][T13220] loop4: detected capacity change from 0 to 4 [ 1343.340498][T13220] EXT4-fs (loop4): Invalid log cluster size: 132098 [ 1343.349453][T13204] loop1: detected capacity change from 0 to 4 [ 1343.349972][T13238] loop5: detected capacity change from 0 to 224 [ 1343.373481][T13204] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:33 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000150000001c00080000000008fb7709140b2a3a0802", 0x1a, 0x200}], 0x0, &(0x7f0000000080)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) faccessat(r0, &(0x7f0000000180)='./bus\x00', 0x0) r1 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x12b040, 0x84) faccessat(r1, &(0x7f0000000140)='./bus\x00', 0xf9) 12:08:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200620202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.394407][T13220] loop4: detected capacity change from 0 to 4 [ 1343.430033][T13220] EXT4-fs (loop4): Invalid log cluster size: 132098 12:08:33 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200520202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffdf9000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000300008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1343.443957][T13257] loop2: detected capacity change from 0 to 136 [ 1343.483065][T13257] isofs_fill_super: root inode is not a directory. Corrupted media? 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200720202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.519050][T13273] loop1: detected capacity change from 0 to 4 [ 1343.525497][T13274] loop5: detected capacity change from 0 to 224 [ 1343.555041][T13273] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:34 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000080)={0x94, &(0x7f0000000040)=[{}, {}, {}]}) r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="140000000100000000000000de86f08cfe4854927228000000000000"], 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) preadv(r1, &(0x7f00000000c0)=[{&(0x7f0000000140)=""/80, 0x50}, {&(0x7f0000000200)=""/228, 0xe4}], 0x2, 0x1, 0x628) creat(&(0x7f0000000080)='./bus\x00', 0x10) [ 1343.562586][T13285] loop4: detected capacity change from 0 to 4 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200620202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020200820202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.589864][T13285] EXT4-fs (loop4): Invalid log cluster size: 196610 [ 1343.624282][T13296] loop2: detected capacity change from 0 to 224 12:08:34 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) openat(0xffffffffffffffff, &(0x7f0000000080)='./bus\x00', 0x100, 0x11) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) fdatasync(r0) [ 1343.658955][T13273] loop1: detected capacity change from 0 to 4 [ 1343.673056][T13273] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1343.673458][T13285] loop4: detected capacity change from 0 to 4 [ 1343.695070][T13314] loop5: detected capacity change from 0 to 224 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020203020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffdfd000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1343.718414][T13285] EXT4-fs (loop4): Invalid log cluster size: 196610 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200720202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000000000000002000000027e0300008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1343.793818][T13335] loop1: detected capacity change from 0 to 4 [ 1343.809297][T13340] loop2: detected capacity change from 0 to 224 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020202020fe20202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.839926][T13352] loop4: detected capacity change from 0 to 4 [ 1343.846576][T13335] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1343.861510][T13354] loop5: detected capacity change from 0 to 224 12:08:34 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x4000) sendmsg$nl_generic(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000000480)={0x210, 0x23, 0x200, 0x70bd29, 0x25dfdbfd, {0x14}, [@typed={0x8, 0x55, 0x0, 0x0, @uid=r2}, @typed={0x8, 0x5a, 0x0, 0x0, @u32=0x6}, @generic="98f23e565804ee1c35e226a764e3723eaab1dba78f37625fc530f8ade3a27ace385d7ed8c8b4f7d1c2a607c44ffb688d396a67ac4b4f142fe5cd0b0ec4290ec07711adf19c70cb73a0b69b5f873d6c20104ed69ea3aed4639c12b69e4336a28a33bf01ea07919b0cb144a99b4c91f431f5d8", @generic="4db24dea9b2b641ecd81df178bbf893738ecf228a793d4fc2d4a53af222611a59b9e726cf0fa23b5f33ef3b42e7f8deeaaea39c637fc00c525d34d2b3b6aca69fbcb4e317de13fdf8c4db94544650d71a05820779e61d91a450701d0186d85fa8fcc6e47d20240c2091182e28e132cbc90e0be9630b225d9f3122b2f2188ce897fab0a228218c61ea4ae837561852dfe951bae1dd128ef0bffba8be47b0224ba946f0763ffad4baa49e8da582619285756ffd24c31d4f9ff03d73595f25a2fa5785b85f71edeea4afd1159f5d4037fe55c9da4d46ce36b5ac7b195234d00b1f2c551f671c50feab7584baae4b860", @generic="99e12aa691153725ca1a1933083aa9e4e8fe902166e12d711587fb009c5a615668b2ce2a7aa4d081b3e37cc7dce5076ecc3f887d9fe14dad7efd5e2abef28cf511189967424212a018058cbc8a54ae1dbff1d3ba3e4d1dac89ebef673b470eff501c2875262a07413e02be0cd856d2367a664e56d05c9d4ce56f510eba8eb1833ab81f476b2a56aa9031f1"]}, 0x210}, 0x1, 0x0, 0x0, 0x4000040}, 0x4004010) 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202220202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202006202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1343.898522][T13352] EXT4-fs (loop4): Invalid log cluster size: 228866 [ 1343.964556][T13335] loop1: detected capacity change from 0 to 4 [ 1343.965186][T13370] loop5: detected capacity change from 0 to 224 [ 1343.972444][T13335] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1343.981179][T13386] loop2: detected capacity change from 0 to 224 [ 1343.987220][T13352] loop4: detected capacity change from 0 to 4 [ 1343.999555][T13352] EXT4-fs (loop4): Invalid log cluster size: 228866 12:08:34 executing program 2: r0 = socket(0x4, 0x5, 0x101) sendmmsg$inet6(r0, &(0x7f0000002d80)=[{{&(0x7f0000000180)={0xa, 0x4e22, 0xb084, @mcast2, 0x2}, 0x1c, &(0x7f0000000300), 0x0, &(0x7f0000000340)=[@tclass={{0x14, 0x29, 0x43, 0x3f}}, @dontfrag={{0x14, 0x29, 0x3e, 0x6}}, @hoplimit={{0x14, 0x29, 0x34, 0x8}}, @hopopts={{0x20, 0x29, 0x36, {0x6c, 0x1, '\x00', [@padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @padn={0x1, 0x1, [0x0]}]}}}], 0x68}}, {{&(0x7f00000003c0)={0xa, 0x4e23, 0x0, @remote, 0x3}, 0x1c, &(0x7f0000001540)=[{&(0x7f0000001480)="4afed2a6418d1458669fc220a93c1a60179b773c3174b6def7f8111cf1a30c9dd7cc921c3514bf7ecdb97dd8d4cac65a49659a4dbed4b0a1e9e4e7711c138756e784f5c88a7e6f5375b81cd66944358dd7eebe66bbccf28d3541217653ab6bffba90195085c4cce4e48a5c74e8ed87f07c85aad34b424c37131c996c66e02a3475b8d35fd425a9ead0d03761fa909d5c82da9d1a1c00479c4016a6a80e94f1b8db325fbfd3ab3dc24166cca7a8050f7f604bda1b1cd2", 0xb6}], 0x1, &(0x7f0000002e40)=ANY=[@ANYBLOB="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"], 0x1b0}}, {{0x0, 0x0, &(0x7f0000002ac0)=[{&(0x7f0000001740)="b64983f545b1", 0x6}, {&(0x7f0000001780)="1c3577fc90648850f22e3000dfe930233643f9822ec105be3510d2719aa138b0b580e354c24864ae9e5c27e4db1f289f593d7ef919fa3d852dfe876f035daa5887d44838da5247f8bb511b7456f35ef76b8e8750ee4500ff294678c9c82ead6040718c88f128980eed3d75f837ba09623177eb7a197f16d21661e7369864880b90b99fe38fc41c2417e4d76d56865c99d3bb46b9ebce5ff7e046fcdcf0b0f2b9b9b9521461ab165c998a24c61de56034d45b3d2c0a3fe625d2e6c0cb51c2c7784816afd6ae66a16d35aac60a9da5c28533c6c135", 0xd4}, {&(0x7f0000001880)="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0x1000}, {&(0x7f0000002880)="32b6aee0187f6c2bf71ffef7de411d2f4a730dd18de8ddd94eaf6b99139c578f3c042f13877876bf52bdca3e01f50b31811277e213c3bc0dc7aa05286e63607c8ed8b48223afd672fdc23d51c34549250908a27e334a3eb96f1308df936fb072c75c5283ba1cebc5a8b09395fef3a27b86ef14ef532ee8ba49b6927859f7703fed29e8b0fc553909be91e9994502ccabbc6bf8b71b4aae18b5579f098282dc0ed56513d9babe63ca95eb461f02b170", 0xaf}, {&(0x7f0000002940)="1ecd", 0x2}, {&(0x7f0000002980)="98482c9d50a9622de106a307599fe56da8402e793c97c725099d9c86e3d1a75dcf23b44654bbaf0272a6c7e5e1cb7ecc2b74558b1ebe7b198ceb933c1066e5246c28e75c9641aa8fcbc2f28f34489f67b86442b1cc16c26cf1b46eeb8dc511e0d11e524374d84732d53805130a7301e0143f59ada80dcb9c5c7880509fc0c410f3d965070b9c668499", 0x89}, {&(0x7f0000002a40)="043cd2e551b23436f637023900ea7effc876a576aa53a886c2d7ccb00549c345305a2f489780e4f4edfea2104474519864b346ba2222b47e901f2f8147bd485c5fb07ce7851add40235b32211b287dff6e926065dba470c392df907607fbc85a588bd7c66cf6158e74ba92238e3ce90538f4423c96", 0x75}], 0x7, &(0x7f0000000480)=[@dontfrag={{0x14, 0x29, 0x3e, 0x1ff}}, @tclass={{0x14, 0x29, 0x43, 0x81}}, @flowinfo={{0x14, 0x29, 0xb, 0x3}}, @dstopts_2292={{0x1b8, 0x29, 0x4, {0x2b, 0x34, '\x00', [@generic={0x3f, 0xbf, "1de9c6997b9593363d03faebe2d15e46fb23b897bcb9eaad513709eaf1c5b61e781e5a44bb18b39221e009847489cf3acf28bb6f15b0509b858f7b946bf0ddcae158ff43fb754133631c0663144d76f137c37ebdb291ccf9c2cb9af0e763b2023e455aa0ee90041b46e96da1360430e57cca63f7aebfe7f2db5caa6f0e1c771eb16cb7985f1847e3d06dc9519f6404f5fbfa785695d21837089746eb7e078956324d49a4641fdc29050ddfecf280852b610359342a6f236d8aae2f1f06af87"}, @hao={0xc9, 0x10, @remote}, @generic={0x3, 0x9d, "e2c186d828b580109e468da2ca903580fff422e36b05eaeb8f6dc055df07e5470374d9e13a997e1236d3ff464c0fecb87f0808e7ac077f0e4e9eed77b942f4afe3d2fd73886ad955be5097df424ef25a9af564533b54d188cc7176774e77e7234f0af37727b7fd2079126e4e3d2b6a0da7d41eecfd1cd5ccc2c9b596bd44c5bef5d102b802d47ff48527cd1c9e0286d14db7cffd7864de8a639f7d0f98"}, @calipso={0x7, 0x28, {0x2, 0x8, 0x6, 0x7ff, [0x1ff, 0x7, 0x7e, 0x4]}}, @ra={0x5, 0x2, 0x5}]}}}, @dstopts={{0x20, 0x29, 0x37, {0x3a, 0x0, '\x00', [@jumbo={0xc2, 0x4, 0x3}]}}}, @pktinfo={{0x24, 0x29, 0x32, {@loopback}}}], 0x248}}], 0x3, 0x4c894) syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) r1 = socket$inet6(0xa, 0x800000000000002, 0x0) syz_genetlink_get_family_id$mptcp(&(0x7f0000000140), r0) connect$inet6(r1, 0x0, 0x0) r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) faccessat(r2, &(0x7f0000000200)='./bus\x00', 0x2) open_by_handle_at(r1, &(0x7f0000000040)=ANY=[@ANYBLOB="20000000614000000900000000000000000000000100000000010000050000000700000000000000"], 0x125200) r3 = open_tree(0xffffffffffffffff, &(0x7f0000000080)='./bus\x00', 0x0) getsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f00000000c0), 0x10) 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202520202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffffd000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002e80300008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202007202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1344.113806][T13412] loop1: detected capacity change from 0 to 4 [ 1344.132401][T13409] loop4: detected capacity change from 0 to 4 [ 1344.139464][T13412] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1344.161345][T13422] loop5: detected capacity change from 0 to 224 12:08:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffffe000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020207020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1344.189201][T13409] EXT4-fs (loop4): Invalid log cluster size: 256002 [ 1344.197078][T13429] loop2: detected capacity change from 0 to 224 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202008202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1344.250872][T13442] loop1: detected capacity change from 0 to 4 [ 1344.281286][T13409] loop4: detected capacity change from 0 to 4 [ 1344.291967][T13442] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:34 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000080), 0x34c81, 0x0) r2 = openat(r1, &(0x7f00000000c0)='./bus\x00', 0x2000, 0x0) r3 = socket$inet6(0xa, 0x800000000000002, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @in6=@private0={0xfc, 0x0, '\x00', 0x1}, 0x4e24, 0xffff, 0x4e20, 0x0, 0x2, 0x0, 0xa0, 0x87, 0x0, 0xee00}, {0x800, 0xffffffff, 0x9, 0x0, 0x68, 0x1, 0x9, 0x5}, {0x1, 0x9, 0x200, 0x1}, 0x0, 0x0, 0x0, 0x1, 0x2, 0x3}, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x4d3, 0x3c}, 0x2, @in=@remote, 0x3505, 0x3, 0x1, 0x8, 0xfffff801, 0x8, 0x8}}, 0xe8) connect$inet6(r3, 0x0, 0x0) dup3(r3, r2, 0x0) 12:08:34 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x1040, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x40010, r0, 0x0) r1 = socket$inet6_icmp(0xa, 0x2, 0x3a) preadv(r1, &(0x7f0000001400)=[{&(0x7f0000000080)=""/24, 0x18}, {&(0x7f0000000140)=""/103, 0x67}, {&(0x7f00000001c0)=""/4096, 0x1000}, {&(0x7f00000011c0)=""/3, 0x3}, {&(0x7f0000001200)=""/242, 0xf2}, {&(0x7f0000001300)=""/250, 0xfa}], 0x6, 0x6, 0x4) preadv(r0, &(0x7f0000002900)=[{&(0x7f0000001480)=""/113, 0x71}, {&(0x7f0000001500)=""/46, 0x2e}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/107, 0x6b}, {&(0x7f00000025c0)=""/174, 0xae}, {&(0x7f0000002680)=""/74, 0x4a}, {&(0x7f0000002700)=""/17, 0x11}, {&(0x7f0000002740)=""/156, 0x9c}, {&(0x7f00000029c0)=""/49, 0x31}, {&(0x7f0000002840)=""/130, 0x82}], 0xa, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) sendmsg$NL80211_CMD_GET_INTERFACE(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000040)={0x1c, 0x0, 0x305, 0x0, 0x0, {{}, {@val={0x8, 0x10}, @void}}}, 0x1c}}, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), 0xffffffffffffffff) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$IPVS_CMD_SET_SERVICE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)={0x28, r3, 0x1, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6}]}]}, 0x28}}, 0x0) sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000002b40)={&(0x7f0000002800)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000002b00)={&(0x7f0000002a00)={0xe0, r3, 0x4, 0x70bd2a, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x1f}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@multicast2}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x2b}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'ovf\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}, @IPVS_SVC_ATTR_SCHED_NAME={0xa, 0x6, 'lblcr\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_SCHED_NAME={0x7, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x89}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x58, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x1}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e20}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6ef}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x3b}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x16}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xa, 0x6, 'lblcr\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}]}, 0xe0}, 0x1, 0x0, 0x0, 0x20014}, 0x1) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:08:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002020400008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020202020202020fe20202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1344.297561][T13409] EXT4-fs (loop4): Invalid log cluster size: 256002 [ 1344.310711][T13456] loop5: detected capacity change from 0 to 224 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202030202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000fff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1344.393046][T13477] loop2: detected capacity change from 0 to 224 [ 1344.408710][T13482] loop4: detected capacity change from 0 to 4 [ 1344.412554][T13468] loop5: detected capacity change from 0 to 224 [ 1344.426598][T13482] EXT4-fs (loop4): Invalid log cluster size: 262658 12:08:34 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000000080)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000006308372d8a0b2a3a08", 0xf, 0xe000}], 0x1000000, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) faccessat(r1, &(0x7f0000000140)='./bus\x00', 0x3) [ 1344.437692][T13497] loop1: detected capacity change from 0 to 4 12:08:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202002202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020202020fe202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1344.463489][T13497] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002060400008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1344.508976][T13482] loop4: detected capacity change from 0 to 4 [ 1344.522485][T13482] EXT4-fs (loop4): Invalid log cluster size: 262658 [ 1344.536221][T13520] loop5: detected capacity change from 0 to 224 [ 1344.550235][T13497] loop1: detected capacity change from 0 to 4 [ 1344.550671][T13521] loop2: detected capacity change from 0 to 224 [ 1344.562829][T13497] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020062020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:35 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_uring_enter(r1, 0xb6c, 0x6013, 0x3, &(0x7f0000000080)={[0xd3d3]}, 0x8) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) r3 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r3, 0x0, 0x0) preadv(r3, &(0x7f00000005c0)=[{&(0x7f0000000140)=""/186, 0xba}, {&(0x7f0000000200)=""/39, 0x27}, {&(0x7f0000000240)=""/128, 0x80}, {&(0x7f00000002c0)=""/91, 0x5b}, {&(0x7f0000000340)=""/2, 0x2}, {&(0x7f0000000380)=""/1, 0x1}, {&(0x7f00000003c0)=""/13, 0xd}, {&(0x7f0000000400)=""/87, 0x57}, {&(0x7f0000000480)=""/225, 0xe1}, {&(0x7f0000000580)=""/23, 0x17}], 0xa, 0x7, 0x17) vmsplice(0xffffffffffffffff, &(0x7f00000006c0)=[{&(0x7f0000000680)="63f4ff5ca4c4ce2500"/19, 0x13}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) sendmsg$netlink(r1, &(0x7f0000008740)={&(0x7f0000008780)=@proc={0x10, 0x0, 0x25dfdbfd, 0x1000000}, 0xc, &(0x7f0000008680)=[{&(0x7f0000000700)={0xa8, 0x19, 0x1, 0x70bd2b, 0x25dfdbfb, "", [@typed={0x8, 0x24, 0x0, 0x0, @ipv4=@multicast1}, @typed={0x8, 0x1a, 0x0, 0x0, @fd}, @generic="8ac134afb0c8c246ae51c2e088ab5bee4dcd288923e24cece1d7d5ded8a52c0283da6bf1a25f5d244bb9d35b5f7f9ce5f45d24d22c41a615b7f301345dbf8cc349b4d1253ce53e5320d1494562af09437664f5aefc5e906cdba2955a88e45aa5666faf443981c244a8b4a05e25b02d090dc0d0382cf86e56d9c60f826c851a739b3c40a9cdf3"]}, 0xa8}, {&(0x7f00000087c0)={0x2334, 0x17, 0x10, 0x70bd25, 0x25dfdbff, "", [@nested={0x2199, 0x59, 0x0, 0x1, [@generic="a823ffda403059c3d690dc7e109486c6177c1a062351406130525ef74459af59ca1315bc281a10672b07add258039f63809d0bf784dd5b6d8b4fcdc3b3ef1d3231ac49cf73019002cc9a944458319d333620014668a01a58d3550a5d953035e8fad53555ff506e65412bfaae45d39a3909adc8b60df621d05eab2a6541ad54216e5a8d8dc7ab014624eef10f631c35bfcd2fb45043d3d8f6cb2a6708098e", @generic="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@typed={0x8, 0x7a, 0x0, 0x0, @pid}, @typed={0x4, 0x26}, @typed={0x8, 0x86, 0x0, 0x0, @uid}, @generic="67b1bf29b54c731fe23fc2d77a62f1735cf17ac91e29b1af330b5f9ad59c7bb9ab5e38b642c800b672fabaa882e2d27795380078a58b8950e7ad58b2cdc488ee8681505b6f36673e6907d141c14e171428e5f62ceb1cb46d45dab80fad7219", 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@generic="5af7e061a49f9c60a10d52c531f117d9372ca75696c5055f984ac58823f30c58e35b36915f848e1538b22686271d74defd50c4ccf3abd3ce38fda95b225eb4da0b2fbb8ed67e37582a13d864e18aaf6b0d3b952d75534e2d4f4396d436cad6ab292f68f620c92aa18e2785025bb42acd64e2e9c0a02f0adff74727"]}]}, 0x3138}], 0x7, &(0x7f0000008700)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18, 0x4000}, 0xc040) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) [ 1344.607970][T13521] isofs_fill_super: root inode is not a directory. Corrupted media? [ 1344.623124][T13539] loop4: detected capacity change from 0 to 4 [ 1344.646419][T13539] EXT4-fs (loop4): Invalid log cluster size: 263682 12:08:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffffbff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202005202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020072020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1344.696329][T13521] loop2: detected capacity change from 0 to 224 [ 1344.707070][T13521] isofs_fill_super: root inode is not a directory. Corrupted media? 12:08:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002100400008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:35 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="140000000100000900"/28], 0x0) [ 1344.755536][T13567] loop1: detected capacity change from 0 to 4 [ 1344.763368][T13569] loop5: detected capacity change from 0 to 224 [ 1344.781225][T13567] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202006202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020082020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1344.821062][T13581] loop4: detected capacity change from 0 to 4 [ 1344.834951][T13586] loop2: detected capacity change from 0 to 224 [ 1344.844958][T13567] loop1: detected capacity change from 0 to 4 [ 1344.858093][T13581] EXT4-fs (loop4): Invalid log cluster size: 266242 [ 1344.865789][T13567] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fffbffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:35 executing program 2: geteuid() r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="aa0d20f76ee8747ada48e3053c90f0020b12d941bcb6da6764e6a6cb6c2019f9877e64ceaf16698b25ea859a85f3326ae85520201835ebc4e5c37e1257d190a424148a1b6b832c4e0c2d32afbd7721a3b7632f34d365ee"]) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1344.903855][T13581] loop4: detected capacity change from 0 to 4 [ 1344.922530][T13581] EXT4-fs (loop4): Invalid log cluster size: 266242 12:08:35 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x2, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x20) tkill(r1, 0x17) r2 = getpid() ptrace(0x4206, r2) ptrace(0x4207, r2) rt_tgsigqueueinfo(r2, r2, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r2) ptrace$setregs(0xd, r2, 0x1, &(0x7f0000000140)="c78a4df66d12a1f339d31e113b744666ff141426bad1a4521c9e33f8179708317897a73d25caa0fdbb3c003f493b9f9ef8cb87dd23b636c729452ee21c17120f1e41a803040000005c63e9ef57bc8474cdc31dcf4be55f5503d896d5a9bcbb2eaf36e61d2b7a785fefbfd8181f2e92b0fea792df3e8680be237babaf0f8567c2b388ffffffff7f5894f9980250d351f5597f0668f56b9dad5f5773c9a5ff84ab94e33a75a65f9d4f92397e4a87a99f46f9f7bb8d68f11edbf723f4d3e7b0a4ab5dd74c2ee130b017795638d28c5c5666f12464133944ed9e33f37d812ff9b347ebe0b327f0bffb032f3406d4ee9f01689891bc9e04b8cc") r3 = syz_open_dev$vcsn(&(0x7f0000000080), 0x4, 0x404080) ioctl$BTRFS_IOC_START_SYNC(r3, 0x80089418, &(0x7f0000000240)) r4 = gettid() tkill(r4, 0x22) 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020302020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000500008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1344.952445][T13611] loop5: detected capacity change from 0 to 224 [ 1344.985936][T13619] loop1: detected capacity change from 0 to 4 [ 1345.014945][T13621] loop2: detected capacity change from 0 to 224 [ 1345.046988][T13619] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202007202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1345.066626][T13629] loop4: detected capacity change from 0 to 4 [ 1345.088970][T13629] EXT4-fs (loop4): Invalid log cluster size: 327682 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020fe2020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000600008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1345.112392][T13619] loop1: detected capacity change from 0 to 4 [ 1345.118230][T13621] loop2: detected capacity change from 0 to 224 [ 1345.136292][T13619] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1345.152799][T13656] loop5: detected capacity change from 0 to 224 12:08:35 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='ramfs\x00', 0x0, 0x0) r1 = open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) r2 = openat$cgroup_ro(r1, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, 0x0, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) openat(r0, &(0x7f0000000040)='./bus\x00', 0x400000, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) ioctl$INCFS_IOC_CREATE_FILE(0xffffffffffffffff, 0xc058671e, &(0x7f0000000700)={{'\x00', 0x2}, {}, 0x28, 0x0, 0x0, 0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, 0x0, 0x0}) socket(0x10, 0x0, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00034, 0x0, 0x0, 0x0, 0x10000000003) perf_event_open(&(0x7f0000000680)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c45, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getdents(0xffffffffffffffff, 0x0, 0x0) eventfd2(0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x1) open_by_handle_at(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="230000000100000000000000000000000000000083251f483c639df6fad8d886550000000000000000"], 0x0) 12:08:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000f9fdffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202022202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200620202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:35 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) preadv(r1, &(0x7f0000000600), 0x0, 0x400, 0x94e9ff10) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f00000006c0)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14d4f6d82753701efb1ffe03284f6d33265be9c604b293f20e96c8eb2aa4c457ac37a3a3f1ce86825096150d87772f9ebb83297903c70fcecd80a5b6ebe0b226e0d980fa91a409d5bba6794d5c7e495a568e612d96de548c14d249110fde10ab66ac166cf121e419f411a33c02f79d3dc060da385630cc8a535110d965eda3bbf50542be72b64ead0a377fccaa6b2332362257328aae380acb66bc73932f7702", 0xbc}], 0x2, 0x0) r3 = syz_open_dev$ttys(0xc, 0x2, 0x1) ioctl$KDFONTOP_SET_DEF(r3, 0x4b72, &(0x7f0000000140)={0x2, 0x0, 0x16, 0xb, 0x8b, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x17) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) rt_tgsigqueueinfo(r4, r2, 0x37, &(0x7f0000001180)={0x0, 0x0, 0xffffe58b}) ptrace(0x4208, 0x0) wait4(0x0, 0x0, 0x80000000, &(0x7f0000000180)) clone(0x29b0b80, &(0x7f0000000780)="54c7707ad5bf0e419f6e7d654633eb7f231da2aeaa7bbff2e3b04176743cf2beb7a7f84a89de768983354952e969e9032d082e974fd8968fb7d3b3dce5befdad11672a2efb3292f8eef0489993431d06054a6e97cfba2eada6d508cdb20b6814f0a0e8cfa3a7491e52178646afe6f6db24818f6b4fefcbaa383031a7044ceb8daa5968677cdff79aa03b6c7abf17b09c23b25281cc61e8e151549d263d26d6b7c4fe81198c1506a619a13cfe39c2fee216900b342f911f8f49d3cd34ce50c0b2ce157c07fb9db715c5bcc14766bdc08cf48e70831b", &(0x7f0000000040), &(0x7f0000000880), &(0x7f00000008c0)="21c1896c544efa6c893af843fbb4398c4b29775ceb8f0a539734083b804903bc5bf7afe095") [ 1345.234457][T13672] loop4: detected capacity change from 0 to 4 [ 1345.280880][T13682] loop2: detected capacity change from 0 to 224 [ 1345.285484][T13685] loop5: detected capacity change from 0 to 224 [ 1345.294713][T13672] EXT4-fs (loop4): Invalid log cluster size: 393218 [ 1345.298717][T13683] loop1: detected capacity change from 0 to 4 [ 1345.327341][T13683] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1345.348827][T13682] ================================================================== [ 1345.356922][T13682] BUG: KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu [ 1345.364923][T13682] [ 1345.367277][T13682] write to 0xffff888237c22f18 of 8 bytes by task 13685 on cpu 0: [ 1345.374992][T13682] invalidate_bh_lrus_cpu+0xad/0xe0 12:08:35 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202025202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1345.380213][T13682] lru_add_drain_cpu+0x256/0x280 [ 1345.385161][T13682] __pagevec_release+0x57/0xa0 [ 1345.389937][T13682] truncate_inode_pages_range+0x23d/0xad0 [ 1345.395677][T13682] truncate_inode_pages+0x20/0x30 [ 1345.400722][T13682] set_blocksize+0x24e/0x270 [ 1345.405332][T13682] sb_set_blocksize+0x2c/0xa0 [ 1345.410030][T13682] isofs_fill_super+0x10f8/0x1950 [ 1345.415072][T13682] mount_bdev+0x1e8/0x290 [ 1345.419408][T13682] isofs_mount+0x2d/0x40 [ 1345.423668][T13682] legacy_get_tree+0x70/0xc0 [ 1345.428273][T13682] vfs_get_tree+0x4a/0x1a0 [ 1345.432703][T13682] path_mount+0x11ec/0x1d20 [ 1345.437219][T13682] __se_sys_mount+0x24b/0x2f0 [ 1345.441913][T13682] __x64_sys_mount+0x63/0x70 [ 1345.446522][T13682] do_syscall_64+0x44/0xa0 [ 1345.450958][T13682] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1345.457041][T13682] [ 1345.459371][T13682] read to 0xffff888237c22f18 of 8 bytes by task 13682 on cpu 1: [ 1345.467088][T13682] has_bh_in_lru+0x31/0x1c0 [ 1345.471697][T13682] smp_call_function_many_cond+0x236/0x620 [ 1345.477518][T13682] on_each_cpu_cond_mask+0x31/0x40 [ 1345.482645][T13682] invalidate_bh_lrus+0x26/0x30 [ 1345.487529][T13682] set_blocksize+0x242/0x270 [ 1345.492140][T13682] sb_min_blocksize+0x9d/0x120 [ 1345.497018][T13682] isofs_fill_super+0x736/0x1950 [ 1345.501982][T13682] mount_bdev+0x1e8/0x290 [ 1345.506320][T13682] isofs_mount+0x2d/0x40 [ 1345.510583][T13682] legacy_get_tree+0x70/0xc0 [ 1345.515193][T13682] vfs_get_tree+0x4a/0x1a0 [ 1345.519617][T13682] path_mount+0x11ec/0x1d20 [ 1345.524167][T13682] __se_sys_mount+0x24b/0x2f0 [ 1345.528863][T13682] __x64_sys_mount+0x63/0x70 [ 1345.533468][T13682] do_syscall_64+0x44/0xa0 [ 1345.537899][T13682] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1345.543812][T13682] [ 1345.546136][T13682] value changed: 0x0000000000000000 -> 0xffff888133417d68 [ 1345.553243][T13682] [ 1345.555652][T13682] Reported by Kernel Concurrency Sanitizer on: [ 1345.561801][T13682] CPU: 1 PID: 13682 Comm: syz-executor.2 Not tainted 5.15.0-rc1-syzkaller #0 [ 1345.570572][T13682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 12:08:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200720202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002040600008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1345.580637][T13682] ================================================================== [ 1345.614644][T13683] loop1: detected capacity change from 0 to 4 12:08:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020200820202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1345.633832][T13683] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fdfdffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1345.715856][T13728] loop4: detected capacity change from 0 to 4 [ 1345.723467][T13722] loop5: detected capacity change from 0 to 224 [ 1345.725847][T13731] loop1: detected capacity change from 0 to 4 12:08:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020203020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:36 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202070202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) [ 1345.768037][T13731] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1345.777451][T13728] EXT4-fs (loop4): Invalid log cluster size: 394242 [ 1345.838570][T13728] loop4: detected capacity change from 0 to 4 [ 1345.852405][T13728] EXT4-fs (loop4): Invalid log cluster size: 394242 [ 1345.859502][T13731] loop1: detected capacity change from 0 to 4 [ 1345.866602][T13731] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:36 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) openat(0xffffffffffffffff, &(0x7f0000000140)='./bus\x00', 0x8040, 0x0) openat2$dir(0xffffffffffffff9c, &(0x7f0000000080)='./bus\x00', &(0x7f00000000c0)={0x400000, 0x0, 0x1}, 0x18) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020202020202020fe20202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00007fffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000700008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1345.926794][T13766] loop5: detected capacity change from 0 to 224 [ 1345.963991][T13774] loop4: detected capacity change from 0 to 4 [ 1345.980717][T13781] loop1: detected capacity change from 0 to 4 [ 1346.002268][T13774] EXT4-fs (loop4): Invalid log cluster size: 458754 [ 1346.004492][T13781] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1346.031783][T13774] loop4: detected capacity change from 0 to 4 [ 1346.034654][T13791] loop2: detected capacity change from 0 to 224 [ 1346.039339][T13774] EXT4-fs (loop4): Invalid log cluster size: 458754 [ 1346.073482][T13781] loop1: detected capacity change from 0 to 4 [ 1346.088288][T13781] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = creat(&(0x7f0000000400)='./file0\x00', 0x8) r2 = signalfd(r1, &(0x7f0000000080)={[0x100008]}, 0x8) recvmsg(r2, &(0x7f00000003c0)={&(0x7f0000000140)=@x25, 0x80, &(0x7f0000000280)=[{&(0x7f00000001c0)=""/176, 0xb0}], 0x1, &(0x7f00000002c0)=""/201, 0xc9}, 0x40010121) r3 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r3, 0x0, 0x0) tkill(r3, 0x17) ptrace$setregs(0xd, r3, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x22) 12:08:38 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020202020202020fe202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202006202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:38 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="001c0151efdb1d784fe88533c4e4d8e6bc0f9b2840e492793b6c0b96b59e62e0665e4981d21e171e65568ab480b7fc248b779c262966c80de818b8c829bf91d910587570b097a335f53ee4e6bf1349840a8fba31bc4e10d7cf83370a203bf35042d8f156767e720dbd46f007268c967c2421af57ba5e06ce9af0187211543ee68c61b256ca3d54cce6ccbf5d0a89ce52cde78431d8211eb15c06c20ff7c2591ba24e9aaa12484f7e7d5680b6a9113e9526b13061507982cb8d6cf982e18bcbfb3191ae3d29b54e47804e9606e6876430f16d"]) open_by_handle_at(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="140000000100000000000000000000f9ffffffffffffff000000200049667dc978e460db2f54f91768c43105108642db5e190a7ce5ab9f6b3bfa39be9846b067cd65d4"], 0x0) 12:08:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000900008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000085ffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) [ 1348.310219][T13831] loop1: detected capacity change from 0 to 4 [ 1348.317110][T13832] loop5: detected capacity change from 0 to 224 [ 1348.324707][T13841] loop2: detected capacity change from 0 to 224 [ 1348.326958][T13839] loop4: detected capacity change from 0 to 4 [ 1348.340191][T13831] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:38 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020022020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:38 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) ioctl$F2FS_IOC_COMMIT_ATOMIC_WRITE(r1, 0xf502, 0x0) 12:08:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202007202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1348.361889][T13839] EXT4-fs (loop4): Invalid log cluster size: 589826 12:08:38 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x0, 0x253, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() connect$unix(r0, &(0x7f0000000400)=@file={0x1, './file0\x00'}, 0x6e) r2 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r3 = fsopen(&(0x7f0000004f40)='hostfs\x00', 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f00000050c0)={&(0x7f0000000480)=@proc={0x10, 0x0, 0x25dfdbfb, 0x40}, 0xc, &(0x7f0000004d00)=[{&(0x7f00000004c0)={0x353c, 0x27, 0x2, 0x70bd2c, 0x25dfdbfb, "", [@typed={0xc, 0x6d, 0x0, 0x0, @u64=0x80}, @nested={0x20a1, 0x4c, 0x0, 0x1, 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@typed={0x4, 0x35}, @typed={0x14, 0x1c, 0x0, 0x0, @ipv6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x353c}, {&(0x7f0000003a00)={0x1ac, 0x11, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@typed={0x4, 0x7e}, @typed={0x8, 0x1e, 0x0, 0x0, @uid}, @nested={0xa3, 0xa, 0x0, 0x1, [@typed={0x4, 0x4}, @generic="e8b0605d3ef16538fe132767733d7319ae1d61f2b5adad58908a71a7ee6b8e2917db5a546d94cfe707196133cc5c15897cce0e6093c31a8b88f9db2c48071e64e98be91ca3ed6939bc93ba437ffd1783ab3a276dc722097399f3eeb7b5f431b357447fc9c1943b1b615c7c025d4687300cba49f835d32321e592dbe1c5b5b0967b08ab5594bde23fe9e918b9dbcedff10fbb4d08a1023a56b51b99"]}, @generic="59a6532088b3c5f4f8a0ee205f28171b0aa8126490d799235a19f753781e1d1002234645a2870d28000916ae0ec041b23d1cdab14697c40b47b7c56981d4e2e5f7eb7d3e13d7974dec21c171d0296fbd46a2bf8a4a706d62a2ac85d5350c10f068a228ac89e7750b39f86b5ac4bf243299cd1bb653ea9a89889e57055e7e4b24313af14d20301f6c3110df5380818a713c2dbf0b3ace84a073609a71c46b1b4ab189e94f4b1841985507671a35f3d21968dec993d7150404d2eb55ea28f7803e419fc8dfb9d03f223e461fb3a8d8134ea77b1cae2e47ae3a9715aa422aefb106f7686bb25d04051d5111"]}, 0x1ac}, {&(0x7f0000003bc0)={0x1138, 0x38, 0x300, 0x70bd2c, 0x25dfdbff, "", [@typed={0xc1, 0x72, 0x0, 0x0, @binary="d4ca86c94843b9763ebea88150722e598fc22c61b8998d2ab2f259bb972816f1626dc0e13985c0261eca7b937f35a80d4b9b1d46cc3a73ca042b6c8035eddbebecf5db3f8f2941eb78072c5b072a2eba135b2e9e2822eb8bf2ed06d4ebb37fb9f5efb5a1d8d1f0ea8efb4c9c9a1a949b79315c488d97f9fba1fa085b95365472501adb09c50789ed9e40300d8777caf1428da5b96c2de28ff64446910ac8c8654de06110ebf9d10ec5a9a354e25ed1db827ac51cbbf90f13182b3a5e93"}, @generic="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", @nested={0x62, 0x7, 0x0, 0x1, [@generic="835e1fecf51c5a6b46d007e9e5e73f5c1f52cbdc586342399d129668737086c098fcaca8a90e1e24ec82c5fb637f830519721b5b2fff7762c04e6165427b3ea5e23a834f3046f2bcb9fbf5927cff80ca4a0dc4bf984f5e960c9d55637f4d"]}]}, 0x1138}], 0x3, &(0x7f0000004f80)=[@rights={{0x2c, 0x1, 0x1, [r0, r0, r2, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r0]}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r0]}}, @rights={{0x1c, 0x1, 0x1, [r0, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r2, r0, r2, r2, r2, 0xffffffffffffffff, r0, r0]}}, @rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, r0, r3, r2]}}], 0x108, 0x4000}, 0x40001) sendmsg$nl_generic(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYBLOB="20000000150e04032bbd9300e1df250003"], 0x20}}, 0x8000) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) clone(0x8000100, &(0x7f0000000200)="dc8df1effaedc128648d3dc7fee84103f409b849acfb4189d9f887612ca34e10b57e13a3747b8820712786541e257659ce07572a8f1b50d8000efc657621cb2ce46c6f8cb99b13193aa2940cfe2cac3816feb812835a70008cc9cbfb02783fd3070c0d4b5832115ddd228c4ac773d776d6b094eac5c5b6bc54a1cd4c99f6774e703b64f8666aa959bd2a001f8320ce43e0d0f6e0edefdda2ba5971fadc0e023ec836bf4244ecde2318abbbbe951740480fd06b664b14c47b5bcdc45d4ccfadf0dc93c74c7ad5a06d0d3f4a55e376a44876ddea2a6ada22a5a149203d9a51a9e8857bdbfa9f26bbf5c4120635", &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="5d22ac14d2da04a220eed206d043d35f13f38e2110a79b827be2a0cde3234e54e2beddd6cec1a763b8b7afb29c4c9eb9b235c3b314b1c0e342f7153d8d2bfca7ff60dbbaa4987416e4d7e85a02a3b05b617eb276e8bec3a13d58d21e5c6d11debd74b4525ba399f3") r4 = gettid() tkill(r4, 0x22) 12:08:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202008202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1348.441679][T13831] loop1: detected capacity change from 0 to 4 [ 1348.454727][T13831] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1348.475576][T13839] loop4: detected capacity change from 0 to 4 [ 1348.483629][T13880] loop5: detected capacity change from 0 to 224 [ 1348.499233][T13839] EXT4-fs (loop4): Invalid log cluster size: 589826 [ 1348.517859][T13890] loop2: detected capacity change from 0 to 224 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202030202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f00008cffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020052020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000a00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x507800, 0x16d) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000002700), 0x0, 0xd9f, 0x0) clone(0x4a000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() ioctl$BTRFS_IOC_LOGICAL_INO(r0, 0xc0389424, &(0x7f00000002c0)={0x3f, 0x38, '\x00', 0x0, &(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) wait4(0x0, 0x0, 0x80000000, 0x0) r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x101000) preadv(r0, &(0x7f0000000080), 0x0, 0x6, 0x200004) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYRESHEX=r2], 0xb8}}, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r3, 0x8983, &(0x7f0000000340)) write$binfmt_script(r3, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x101) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x400076, 0x0}) ioctl$BLKBSZGET(r0, 0x80081270, &(0x7f0000000080)) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r4 = gettid() tkill(r4, 0x829) 12:08:39 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f00000002c0)="01434430303101084c494e555820fa4d7c3c8cd08d04f620202020202020202020202020202020202020202020202020204344524f4d20202020202020202020202420200020205a3c3b5076da03d1bc60385b49202020202020202020200000000000000000bf000000000000bf00000000000000000000000000000000000000000000000000000000000000000100000101000001000808001800f1ffffff00181400000000000000000000160000000022001c", 0xb5, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020202020202020fe202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1348.623701][T13915] loop1: detected capacity change from 0 to 4 [ 1348.643343][T13926] loop4: detected capacity change from 0 to 4 [ 1348.658423][T13915] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1348.660205][T13931] loop5: detected capacity change from 0 to 224 [ 1348.674238][T13929] loop2: detected capacity change from 0 to 224 [ 1348.674859][T13926] EXT4-fs (loop4): Invalid log cluster size: 655362 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020062020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020062020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1348.715501][T13929] isofs_fill_super: bread failed, dev=loop2, iso_blknum=56, block=112 [ 1348.718208][T13915] loop1: detected capacity change from 0 to 4 [ 1348.736824][T13926] loop4: detected capacity change from 0 to 4 [ 1348.749897][T13926] EXT4-fs (loop4): Invalid log cluster size: 655362 12:08:39 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x4, 0x0, 0x0, 0x0, 0xbbf, 0x2}}, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000200)={{{@in=@empty, @in=@loopback}}, {{@in6}, 0x0, @in=@loopback}}, &(0x7f0000000180)=0xe8) stat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000340)) mount$9p_rdma(&(0x7f00000003c0), &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x20d05c, &(0x7f0000000480)={'trans=rdma,', {'port', 0x3d, 0x4e21}, 0x2c, {[{@sq={'sq', 0x3d, 0x100000000}}, {@rq={'rq', 0x3d, 0xdc}}, {@timeout={'timeout', 0x3d, 0x8d3}}, {@sq={'sq', 0x3d, 0x15d5}}, {@sq={'sq', 0x3d, 0x9}}, {@sq={'sq', 0x3d, 0x7f}}]}}) [ 1348.756952][T13915] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000097ffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000b00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 3: keyctl$KEYCTL_PKEY_ENCRYPT(0x19, &(0x7f0000000080)={0x0, 0x8f, 0xe0}, &(0x7f0000000140)=ANY=[@ANYBLOB="656e633d70050000000000000000006880616328736861312d6365290000000000000000000000000000ee00000000000000000000000000000000000000000000000000dfff000000000000000000"], &(0x7f00000001c0)="358be9c954090c365252c920e54fd6a46c7229d332d813ad4c30a9a303bf952d50962c9b8c7ac4d6733aafa0768604d2cebc7153d466b2a5d86d921b14c87d75447120a24af696930dfe60b6d86e0e98a1e34966045be2b7c572efc3505f6afe9ec8b8d8222de6873d43acfad8277abbcc88dd05696813cb786301e685763ee53321d59f6c72242f9eb3a0cc5e2e91", &(0x7f0000000280)=""/224) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() ptrace$cont(0x1f, r1, 0x0, 0x81) tkill(r2, 0x22) [ 1348.842856][T13983] loop5: detected capacity change from 0 to 224 [ 1348.874660][T13990] loop2: detected capacity change from 0 to 224 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020072020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1348.892020][T13997] loop1: detected capacity change from 0 to 4 [ 1348.898227][T13998] loop4: detected capacity change from 0 to 4 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020072020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() r3 = getpid() ptrace(0x4206, r3) rt_tgsigqueueinfo(r3, r3, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r3) ptrace$setregs(0xd, r3, 0x10000, &(0x7f0000000140)="dc39f6e775c50306a24aa0a681148fc966a739f1d39e802224ad3a20f7460fda8d12aca0b709dff10a16c4ecde7f063edc08c48ee7de822e26af965ea85618e5bfafbd1d012ddca0cfe47a40ac4fd223f17d82c569e03d3820d28ca3e44096296fe457332e78bb162e86b841c1d0c26bf1568359b8159895613231da3bd9cb118b9535c0adb5bf") ioctl$BLKGETSIZE(r0, 0x1260, &(0x7f0000000080)) tkill(r2, 0x22) [ 1348.937818][T13998] EXT4-fs (loop4): Invalid log cluster size: 720898 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020222020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000c00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020082020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:39 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, r0) [ 1348.979748][T13997] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x18, 0x80076, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020302020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1349.055038][T13997] loop1: detected capacity change from 0 to 4 [ 1349.064053][T14039] loop5: detected capacity change from 0 to 224 [ 1349.077255][T13997] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1349.085766][T14041] loop2: detected capacity change from 0 to 224 [ 1349.133123][T14052] loop4: detected capacity change from 0 to 4 [ 1349.165350][T14052] EXT4-fs (loop4): Invalid log cluster size: 786434 12:08:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000daffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) pread64(r0, &(0x7f0000000140)=""/101, 0x7f, 0x4000000000000004) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020252020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r1, 0x0) getdents64(r1, &(0x7f0000000040)=""/67, 0x43) preadv(r1, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/3, 0x3}, {&(0x7f0000000140)=""/128, 0x80}], 0x2, 0x9, 0xeef) open_by_handle_at(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="140000fc000000000000000000000000000000000000000000000000b2a794670e2b76c2d53132e47d4f561e29cf4caf9343fbee0d4cb425c3f1e290eba1d7dcd2bb33c3e89cccb4c6fecd6563a34f59d2142bdea9bbe4e25f706272cebbcb805b5888ec2628c6e799e18c1bdefb64fb899f9a27c2d89877e298cf46e33fbc7e0c6cd4d7d3c2be332b00000000000000000000df821754b2473c8e415c"], 0x0) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020fe2020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) r3 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) write$tcp_mem(r3, &(0x7f0000000140)={0xfffffffffffffd18, 0x20, 0x400, 0x20, 0x100000000}, 0x48) [ 1349.242311][T14052] loop4: detected capacity change from 0 to 4 [ 1349.249227][T14052] EXT4-fs (loop4): Invalid log cluster size: 786434 [ 1349.266843][T14084] loop5: detected capacity change from 0 to 224 [ 1349.270379][T14086] loop2: detected capacity change from 0 to 224 [ 1349.276718][T14091] loop1: detected capacity change from 0 to 4 12:08:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000d00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200620002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:39 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020702020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:39 executing program 2: ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000080)=0x0) fcntl$lock(0xffffffffffffffff, 0x22, &(0x7f00000000c0)={0x1, 0x0, 0x2, 0x5, r0}) r1 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r1, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1349.362191][T14091] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1349.376148][T14111] loop4: detected capacity change from 0 to 4 12:08:39 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800009, 0x810, r0, 0x4000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) wait4(r1, &(0x7f0000000080), 0x1000000, &(0x7f0000000140)) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) r2 = getpid() ptrace(0x4206, r2) rt_tgsigqueueinfo(r2, r2, 0x12, &(0x7f0000001180)={0x0, 0x0, 0xffffc58b}) ptrace(0x4208, r2) wait4(0x0, &(0x7f0000000340), 0x2, &(0x7f0000000280)) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ioctl$BTRFS_IOC_QUOTA_RESCAN_STATUS(r0, 0x8040942d, &(0x7f0000000240)) gettid() tkill(r1, 0x22) 12:08:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200720002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1349.411690][T14111] EXT4-fs (loop4): Invalid log cluster size: 851970 [ 1349.452162][T14091] loop1: detected capacity change from 0 to 4 [ 1349.452661][T14111] loop4: detected capacity change from 0 to 4 [ 1349.458664][T14091] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1349.482494][T14140] loop2: detected capacity change from 0 to 224 [ 1349.489240][T14141] loop5: detected capacity change from 0 to 224 12:08:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000f6ffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:40 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x6}, {&(0x7f0000011100)="88001c000038ee1d77fad4908800000000f74723a5544e3d6b00", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) r1 = openat(r0, 0x0, 0x80400, 0x140) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x0, 0x1010, r1, 0xf39b2000) openat(r1, &(0x7f0000000080)='./bus\x00', 0x400000, 0x145) open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="140000000100002000490d0000000000"], 0x0) 12:08:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020fe2020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200820002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1349.504901][T14111] EXT4-fs (loop4): Invalid log cluster size: 851970 12:08:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020203020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000e00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1349.569293][T14167] loop1: detected capacity change from 0 to 4 [ 1349.595285][T14170] loop2: detected capacity change from 0 to 224 [ 1349.601169][T14180] loop5: detected capacity change from 0 to 224 12:08:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200220002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d202020202020202020202020fe20002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1349.630215][T14167] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1349.641169][T14190] loop4: detected capacity change from 0 to 4 [ 1349.658918][T14190] EXT4-fs (loop4): Invalid log cluster size: 917506 [ 1349.661506][T14170] isofs_fill_super: bread failed, dev=loop2, iso_blknum=56, block=112 12:08:40 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200520002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202006002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) [ 1349.690406][T14202] loop5: detected capacity change from 0 to 224 [ 1349.711965][T14190] loop4: detected capacity change from 0 to 4 [ 1349.720721][T14190] EXT4-fs (loop4): Invalid log cluster size: 917506 [ 1349.733780][T14167] loop1: detected capacity change from 0 to 4 [ 1349.762161][T14167] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1349.793129][T14170] loop2: detected capacity change from 0 to 224 [ 1349.821899][T14170] isofs_fill_super: bread failed, dev=loop2, iso_blknum=56, block=112 [ 1349.838450][T14236] loop5: detected capacity change from 0 to 224 12:08:42 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) vmsplice(r0, &(0x7f0000000080)=[{&(0x7f0000000140)="7c6a5d82ca5d084cde3669c568b005f3dfcd4bea8ad52d18298a960cfd4327ea8721a7aa55baadf7d1c8952f8f52eadd4140f8e6d6cc19c4bbc7d5b249ef40e83c692bb407cdea9f6428e6c7706b6ff5f22627f27d8f6e997f55d474aeeb3d6a2efd4591556b81f2cd8c520590312d75309126", 0x73}, {&(0x7f00000001c0)="8137644f94dabd2c6eec4b8e9e3e3626a88be8a9e115c0453865ff20395b88a821bbf19670435d31fdbb4cb8827b2b2e40a85e0de32c9e0ac993371823df7e0ac44f0850a1a3337f992cf42b", 0x4c}, {&(0x7f0000000240)="081d17734170fccbf68f01c1f281dd9c1a4fcd005d4994dbe8697c9a22facd234512681f16d3b4053a6678e1f959ca583f07d24cc185e264d6092cacbfd971eb550cd9a29492ac561d31c4f1f2df973000089ec388067870", 0x58}, {&(0x7f00000002c0)="a419d76d3430bb5fe9f50f822b4fc931c6d62e3ba5180cbb85cc9e1ade06c07c0b0402a0ff0b4ed6a64e8ab5138bc03a6da62c55392c87c8b3a606dadaa1e3ab0940c782e76fe39e118dd91e", 0x4c}], 0x4, 0x6) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) 12:08:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202007002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000fdffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002000f00008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) 12:08:42 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200620002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:42 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) [ 1352.472373][T14252] loop4: detected capacity change from 0 to 4 [ 1352.475405][T14253] loop1: detected capacity change from 0 to 4 [ 1352.479269][T14254] loop2: detected capacity change from 0 to 224 [ 1352.486174][T14257] loop5: detected capacity change from 0 to 224 12:08:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xf, r1, 0x2000000000000000, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r3, 0x0) mmap(&(0x7f000010c000/0x2000)=nil, 0x2000, 0x4, 0x11, r3, 0x7160c000) clone(0x1080, &(0x7f0000000080)="21efa1381866d77042d7c5df7a1f22d65d75fa69d7c6071d9e2a79e0530e371b560378", &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="6bd030bdfcfd5f0cb991d4ba14e7f17121b5c46087a9b9f0b3d2cfb7fae85961950a612c603ca4358091006cdb83ec9668f221548f9b2b79a38642c910087927fc4bc7311c0de8d84aff124567eb601f81688e080fdab5ff624ae7460218dfb8b1a0817b5e916e012c46f9ee71854d80d0abaa438f59045ecc") [ 1352.513352][T14252] EXT4-fs (loop4): Invalid log cluster size: 983042 12:08:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202008002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:43 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020200720002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a5308020020", 0x1c, 0xe000}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'cp949'}}, {@map_acorn}]}) 12:08:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040), 0xfffffd6a}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() tkill(r2, 0x22) ioctl$TIOCGPKT(r0, 0x80045438, &(0x7f0000000080)) 12:08:43 executing program 2: r0 = syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802", 0x1a, 0xe000}], 0x0, &(0x7f00000001c0)) open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14}, 0x0) r1 = geteuid() r2 = socket$nl_generic(0x10, 0x3, 0x10) fstat(r2, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r3) r4 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setregid(0xffffffffffffffff, r5) newfstatat(0xffffffffffffff9c, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2000) r7 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setregid(0xffffffffffffffff, r8) r9 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r9, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setregid(0xffffffffffffffff, r10) r11 = getegid() lsetxattr$system_posix_acl(&(0x7f0000000080)='./bus\x00', &(0x7f00000000c0)='system.posix_acl_access\x00', &(0x7f0000000280)={{}, {0x1, 0x2}, [{0x2, 0x4, r1}, {}, {0x2, 0x2}, {0x2, 0x1}, {0x2, 0x1, 0xee00}, {0x2, 0x2, r3}], {}, [{0x8, 0x1, r5}, {0x8, 0x4, r6}, {0x8, 0x1, 0xffffffffffffffff}, {0x8, 0x1, 0xee00}, {0x8, 0x2, r8}, {0x8, 0x2, r10}, {0x8, 0x1, 0xee01}, {0x8, 0x1, 0xee01}, {0x8, 0x0, r11}], {0x10, 0x3}, {0x20, 0x2}}, 0x9c, 0x3) [ 1352.561720][T14253] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1352.573889][T14252] loop4: detected capacity change from 0 to 4 [ 1352.588840][T14252] EXT4-fs (loop4): Invalid log cluster size: 983042 12:08:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = gettid() r3 = syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000140)='./file0\x00', 0x9, 0x8, &(0x7f00000005c0)=[{&(0x7f0000000180)="710a09f13fd2847f1752b88617b21735fceb6304288743fccf13299b0dae4b5c3b12e0e89cdc7fb63d85af96fb16e116b3496cb75381f2", 0x37, 0x4}, {&(0x7f00000001c0)="d3c7bf4e5ffd922ca1cb3d47d7dc77bc5c8dc34bcc36e0cbfe110854db6f3a619f3b80d4ddce1cafe0b2c367c486c44c55175d1b1c181679efd33d1f60a870fcd836589fef35588d390243f056f382122116c446e7f47e97d6b945096b1f1b2f86cb3857720ddfa7ec9b0de65b53f724031e08f625541ec0fb555e24c5a5600451f1c078679f1fd6d3e89df4b8c3a4ba8909eaccf0", 0x95, 0x81}, {&(0x7f0000000280)="fcba23ee3e49ebf92ee45d7c7614fb8b7190c199efba321785d9cbe6c688ab7cc8579eddf9a5e5e8a4079f0265b8225d84b7fc45fc252f1d6dfeadccdc718ca4e7090dc100a1a93789210d1ba48df4874e8f7b4a575bda59b8e1a4b7df71940a5eaafde2c8c91373b0688e08", 0x6c, 0x200}, {&(0x7f0000000300)="75758acb5e73719c8ff88bdddd71ed1882e4882a8c1d6c16bf0a613863c0", 0x1e}, {&(0x7f0000000340)="9854601312dd70505d534cc7d3936795f209ba9720404205bb2794bf57482d490b32786a3996506648870d4551f636d691c33c88494e475d9be978f34f470ac19dd00097a185fba652d02e241b8bd58bb8a0124c94b3502ce3879654ea5b95d58c352f80e6496f41b67a75a88c15bfc83d73a773efd266a12756ed2493eeff934ed464afab0c7a123987f72b7a1f90e8e7541956faf263cfb871a35e1d07d1a411faab228aec350c0fa7570d114246d21cc0b4a81410312cfb26e85c102ee99ddb4cbe32fd4c369e2be232f44cf8b4", 0xcf, 0x220}, {&(0x7f0000000440)="040ba0e71a2b6918be1a2370edbb1d4261e92867b45c4fde8ac355160f3ef4136dd97b860c106e89ec80405b180f83bffc540657f47b7985d5da0fa90df45266109cb87f261559d83a8595c9d0d615cc7b75f4bdea74cf1548794f46b053acf40bd3d97c31c134e79a1717f883b0e7991cbd56c26bf7eb736037c41e65d250bdb0ec4b3c3205c45ef5c072f404b028623c27868942e9cfd7d0258674695c90577bc05d9d0bad9581837c13930b01ec6d5fad60327295eb2e5bbabf02a3307e30427e1d8099e08b3d4578dffb", 0xcc}, {&(0x7f0000000540)="fd3cdda48daeee64e62fa6", 0xb, 0x7}, {&(0x7f0000000580), 0x0, 0x8}], 0x10000, &(0x7f0000000680)={[{@cruft}, {@dmode={'dmode', 0x3d, 0x200800000000000}}, {@overriderock}]}) fchmod(r3, 0x84) gettid() tkill(r2, 0x22) 12:08:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x80000000, 0x0) r1 = gettid() tkill(r1, 0x22) syz_mount_image$iso9660(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202030002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a530802002000000000000000500701beef005252050181534c24", 0x31, 0xe000}], 0x0, &(0x7f0000000140)={[{@map_acorn}]}) 12:08:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f000000000000000200000002041000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e94", 0x59, 0x400}], 0x0, &(0x7f0000000040)) [ 1352.683716][T14253] loop1: detected capacity change from 0 to 4 [ 1352.697373][T14308] loop2: detected capacity change from 0 to 224 [ 1352.706650][T14253] EXT4-fs (loop1): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 1352.713413][T14317] loop5: detected capacity change from 0 to 224 [ 1352.729774][T14329] loop4: detected capacity change from 0 to 4 12:08:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000240)="200000004000000003000000300000000f0000feffffff000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b70466e945a9120f9f3dff7b21b35ae600d", 0x66, 0x400}], 0x0, &(0x7f0000000040)) 12:08:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x400, 0xc0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000080)=[{&(0x7f0000000140)=""/235, 0xeb}], 0x1, 0xd9f, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000380)="59ade9f743f16ae0aac1cbee2846680b06ba7887b4c88f8c2a638e5eff2fcfd0c9e2c07720e6052054afe2f69c6e6fb14f6fe00448d1f612a38606138b1620f59039c297cf0600000000000000c232c00136fc6994415d0c65a10c57dc896d6811a59a524f16380b70de7abc4f4e74d6a519596b7b76fa8db6ced3d4b3d09327f2b2ced688165a7c528fced086b5279a49b66447142f0b375a5a2d499599241d234e665e104ca5531993c68a5c5d4c6d681d8f0bac00141e4c1fef44f77db7b54cfd28c32b5bedbebc323e22bdd5c42a799fd2a234efa93ac55213bc6b73d3", 0xdf}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ioctl$KDFONTOP_SET_DEF(0xffffffffffffffff, 0x4b72, &(0x7f00000000c0)={0x2, 0x0, 0x0, 0x0, 0x76, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x17) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = getpid() ptrace(0x4206, r