0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000007a02"], 0x134}}, 0x0) 10:43:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3104.132600][T23058] loop1: detected capacity change from 0 to 512 [ 3104.147524][T23064] loop2: detected capacity change from 0 to 512 [ 3104.160465][T23056] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.161119][T23042] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.171664][T23064] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000007fffffff02"], 0x134}}, 0x0) 10:43:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3104.189635][T23078] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3104.203417][T23081] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3104.230905][T23058] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.271605][T23090] loop3: detected capacity change from 0 to 512 [ 3104.272834][T23079] loop4: detected capacity change from 0 to 512 [ 3104.280389][T23090] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.289617][T23091] loop0: detected capacity change from 0 to 512 [ 3104.307046][T23097] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:43:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000001"], 0x134}}, 0x0) [ 3104.325065][T23079] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.338410][T23091] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.350861][T23101] loop2: detected capacity change from 0 to 512 10:43:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3104.370908][T23058] loop1: detected capacity change from 0 to 512 [ 3104.377985][T23058] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.397173][T23091] loop0: detected capacity change from 0 to 512 [ 3104.403587][T23101] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.426195][T23079] loop4: detected capacity change from 0 to 512 [ 3104.427715][T23112] loop3: detected capacity change from 0 to 512 [ 3104.444944][T23091] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.446480][T23079] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000002000002"], 0x134}}, 0x0) 10:43:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3104.465530][T23112] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.480601][T23101] loop2: detected capacity change from 0 to 512 [ 3104.492108][T23124] loop1: detected capacity change from 0 to 512 [ 3104.512373][T23101] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000000050000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000003000002"], 0x134}}, 0x0) [ 3104.530711][T23124] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.570381][T23143] loop4: detected capacity change from 0 to 512 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000004000002"], 0x134}}, 0x0) 10:43:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000071680000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3104.578067][T23143] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.606764][T23152] loop3: detected capacity change from 0 to 512 [ 3104.614987][T23152] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000005000002"], 0x134}}, 0x0) 10:43:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000006000002"], 0x134}}, 0x0) [ 3104.625755][T23139] loop0: detected capacity change from 0 to 512 [ 3104.640643][T23139] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.659919][T23143] loop4: detected capacity change from 0 to 512 [ 3104.668270][T23168] loop1: detected capacity change from 0 to 512 [ 3104.700731][T23143] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.700983][T23168] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.727611][T23139] loop0: detected capacity change from 0 to 512 [ 3104.739158][T23139] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000007000002"], 0x134}}, 0x0) 10:43:49 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000008000002"], 0x134}}, 0x0) 10:43:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3104.760316][T23183] loop2: detected capacity change from 0 to 512 [ 3104.777064][T23183] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000009000002"], 0x134}}, 0x0) [ 3104.841611][T23189] loop3: detected capacity change from 0 to 512 [ 3104.842421][T23183] loop2: detected capacity change from 0 to 512 [ 3104.848358][T23199] loop0: detected capacity change from 0 to 512 [ 3104.871961][T23183] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000a000002"], 0x134}}, 0x0) 10:43:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3104.885434][T23189] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.891922][T23200] loop1: detected capacity change from 0 to 512 [ 3104.954148][T23199] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.962710][T23215] loop4: detected capacity change from 0 to 512 [ 3104.973243][T23200] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3104.985381][T23189] loop3: detected capacity change from 0 to 512 [ 3104.993029][T23189] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000b000002"], 0x134}}, 0x0) [ 3105.004311][T23215] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000c000002"], 0x134}}, 0x0) [ 3105.075536][T23199] loop0: detected capacity change from 0 to 512 [ 3105.075921][T23234] loop2: detected capacity change from 0 to 512 [ 3105.099574][T23199] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.110801][T23244] loop3: detected capacity change from 0 to 512 10:43:50 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000004301000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000d000002"], 0x134}}, 0x0) [ 3105.130558][T23234] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.147990][T23244] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.162386][T23253] loop1: detected capacity change from 0 to 512 [ 3105.199700][T23253] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.209881][T23244] loop3: detected capacity change from 0 to 512 [ 3105.217952][T23234] loop2: detected capacity change from 0 to 512 [ 3105.225224][T23260] loop4: detected capacity change from 0 to 512 [ 3105.235164][T23244] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000e000002"], 0x134}}, 0x0) [ 3105.245556][T23260] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.255145][T23273] loop0: detected capacity change from 0 to 512 [ 3105.270723][T23234] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.284814][T23273] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3105.305036][T23260] loop4: detected capacity change from 0 to 512 [ 3105.312075][T23253] loop1: detected capacity change from 0 to 512 [ 3105.319177][T23260] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.341596][T23253] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000010000002"], 0x134}}, 0x0) 10:43:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3105.402866][T23297] loop3: detected capacity change from 0 to 512 [ 3105.403954][T23302] loop2: detected capacity change from 0 to 512 [ 3105.413945][T23301] loop0: detected capacity change from 0 to 512 [ 3105.429571][T23297] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000011000002"], 0x134}}, 0x0) [ 3105.444766][T23302] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.455747][T23301] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.486847][T23314] loop4: detected capacity change from 0 to 512 10:43:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3105.510076][T23297] loop3: detected capacity change from 0 to 512 [ 3105.531507][T23314] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.534660][T23297] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.544578][T23302] loop2: detected capacity change from 0 to 512 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000012000002"], 0x134}}, 0x0) [ 3105.560844][T23301] loop0: detected capacity change from 0 to 512 [ 3105.574465][T23302] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.589864][T23301] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.600982][T23332] loop1: detected capacity change from 0 to 512 10:43:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000000250000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000025000002"], 0x134}}, 0x0) 10:43:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3105.613867][T23332] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.640546][T23314] loop4: detected capacity change from 0 to 512 [ 3105.651755][T23314] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000048000002"], 0x134}}, 0x0) [ 3105.693003][T23351] loop3: detected capacity change from 0 to 512 10:43:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002201000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3105.746407][T23351] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.768032][T23332] loop1: detected capacity change from 0 to 512 [ 3105.775371][T23352] loop0: detected capacity change from 0 to 512 [ 3105.783477][T23352] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000004c000002"], 0x134}}, 0x0) [ 3105.793703][T23368] loop4: detected capacity change from 0 to 512 [ 3105.800937][T23332] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.822230][T23368] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.826441][T23365] loop2: detected capacity change from 0 to 512 [ 3105.832577][T23351] loop3: detected capacity change from 0 to 512 10:43:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000060000002"], 0x134}}, 0x0) [ 3105.849387][T23365] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.862674][T23352] loop0: detected capacity change from 0 to 512 [ 3105.873165][T23352] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.888021][T23351] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3105.913787][T23393] loop1: detected capacity change from 0 to 512 [ 3105.920129][T23365] loop2: detected capacity change from 0 to 512 [ 3105.920754][T23368] loop4: detected capacity change from 0 to 512 [ 3105.940775][T23365] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000068000002"], 0x134}}, 0x0) [ 3105.961524][T23393] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3105.963246][T23368] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000075680000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000006c000002"], 0x134}}, 0x0) [ 3106.039446][T23393] loop1: detected capacity change from 0 to 512 [ 3106.041387][T23410] loop0: detected capacity change from 0 to 512 [ 3106.072607][T23410] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.076532][T23393] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.097413][T23422] loop3: detected capacity change from 0 to 512 [ 3106.104991][T23422] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000074000002"], 0x134}}, 0x0) [ 3106.140906][T23436] loop4: detected capacity change from 0 to 512 [ 3106.163888][T23433] loop2: detected capacity change from 0 to 512 [ 3106.163917][T23422] loop3: detected capacity change from 0 to 512 [ 3106.176342][T23410] loop0: detected capacity change from 0 to 512 [ 3106.186283][T23422] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.196902][T23436] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.207216][T23433] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.218862][T23451] loop1: detected capacity change from 0 to 512 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000007a000002"], 0x134}}, 0x0) 10:43:51 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3106.233707][T23410] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.250511][T23451] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.269461][T23436] loop4: detected capacity change from 0 to 512 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000002010002"], 0x134}}, 0x0) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000001020002"], 0x134}}, 0x0) 10:43:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000000270000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000030002"], 0x134}}, 0x0) 10:43:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3106.282075][T23436] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.293253][T23433] loop2: detected capacity change from 0 to 512 [ 3106.301463][T23433] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.323808][T23451] loop1: detected capacity change from 0 to 512 [ 3106.331058][T23451] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000050002"], 0x134}}, 0x0) 10:43:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3106.405220][T23488] loop0: detected capacity change from 0 to 512 [ 3106.413981][T23494] loop2: detected capacity change from 0 to 512 [ 3106.414105][T23490] loop4: detected capacity change from 0 to 512 [ 3106.428351][T23488] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.435006][T23494] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000060002"], 0x134}}, 0x0) [ 3106.463113][T23490] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.480634][T23507] loop1: detected capacity change from 0 to 512 [ 3106.488634][T23507] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000070002"], 0x134}}, 0x0) [ 3106.536797][T23512] loop3: detected capacity change from 0 to 512 [ 3106.539409][T23490] loop4: detected capacity change from 0 to 512 10:43:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3106.581272][T23512] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.586786][T23507] loop1: detected capacity change from 0 to 512 [ 3106.608244][T23490] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.624291][T23494] loop2: detected capacity change from 0 to 512 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000090002"], 0x134}}, 0x0) 10:43:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002601000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3106.631263][T23522] loop0: detected capacity change from 0 to 512 [ 3106.657924][T23512] loop3: detected capacity change from 0 to 512 [ 3106.679396][T23512] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.680135][T23522] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.690725][T23494] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.725100][T23550] loop1: detected capacity change from 0 to 512 10:43:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000a0002"], 0x134}}, 0x0) 10:43:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3106.725969][T23553] loop4: detected capacity change from 0 to 512 [ 3106.739386][T23553] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.753020][T23550] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000b0002"], 0x134}}, 0x0) [ 3106.810140][T23550] loop1: detected capacity change from 0 to 512 [ 3106.821584][T23550] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.832646][T23522] loop0: detected capacity change from 0 to 512 10:43:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001220000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3106.851175][T23522] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.862117][T23571] loop4: detected capacity change from 0 to 512 [ 3106.865077][T23572] loop2: detected capacity change from 0 to 512 [ 3106.883674][T23581] loop3: detected capacity change from 0 to 512 [ 3106.892319][T23571] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000c0002"], 0x134}}, 0x0) 10:43:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3106.916726][T23572] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.927563][T23581] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3106.971547][T23593] loop1: detected capacity change from 0 to 512 [ 3106.989223][T23597] loop0: detected capacity change from 0 to 512 [ 3106.989229][T23581] loop3: detected capacity change from 0 to 512 [ 3107.003520][T23581] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3107.004224][T23593] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.015300][T23572] loop2: detected capacity change from 0 to 512 [ 3107.025238][T23602] loop4: detected capacity change from 0 to 512 [ 3107.033213][T23572] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.053394][T23597] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000d0002"], 0x134}}, 0x0) 10:43:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3107.065228][T23602] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.102334][T23593] loop1: detected capacity change from 0 to 512 [ 3107.108874][T23597] loop0: detected capacity change from 0 to 512 [ 3107.109049][T23628] loop3: detected capacity change from 0 to 512 [ 3107.116703][T23602] loop4: detected capacity change from 0 to 512 [ 3107.123744][T23593] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.129032][T23602] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000e0002"], 0x134}}, 0x0) [ 3107.152007][T23597] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:52 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3107.199425][T23628] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.244810][T23650] loop2: detected capacity change from 0 to 512 [ 3107.250759][T23651] loop4: detected capacity change from 0 to 512 [ 3107.251444][T23628] loop3: detected capacity change from 0 to 512 [ 3107.265202][T23653] loop0: detected capacity change from 0 to 512 [ 3107.270817][T23657] loop1: detected capacity change from 0 to 512 [ 3107.274109][T23650] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000110002"], 0x134}}, 0x0) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000120002"], 0x134}}, 0x0) [ 3107.280137][T23657] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.288420][T23651] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.300025][T23628] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.324252][T23653] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000200002"], 0x134}}, 0x0) [ 3107.392741][T23650] loop2: detected capacity change from 0 to 512 [ 3107.400381][T23657] loop1: detected capacity change from 0 to 512 [ 3107.400881][T23651] loop4: detected capacity change from 0 to 512 [ 3107.417514][T23657] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.428297][T23650] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001250000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000250002"], 0x134}}, 0x0) [ 3107.460032][T23689] loop3: detected capacity change from 0 to 512 [ 3107.467162][T23651] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.477824][T23689] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.502960][T23697] loop2: detected capacity change from 0 to 512 10:43:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3107.551086][T23689] loop3: detected capacity change from 0 to 512 [ 3107.558198][T23689] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.561560][T23697] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.588410][T23703] loop0: detected capacity change from 0 to 512 [ 3107.591607][T23710] loop1: detected capacity change from 0 to 512 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000480002"], 0x134}}, 0x0) [ 3107.604063][T23703] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.606865][T23710] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000004c0002"], 0x134}}, 0x0) [ 3107.658513][T23697] loop2: detected capacity change from 0 to 512 [ 3107.665031][T23722] loop4: detected capacity change from 0 to 512 [ 3107.678382][T23697] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000b601000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3107.699162][T23722] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.728763][T23746] loop1: detected capacity change from 0 to 512 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000600002"], 0x134}}, 0x0) 10:43:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000004801000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3107.759691][T23746] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.782015][T23744] loop3: detected capacity change from 0 to 512 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000680002"], 0x134}}, 0x0) [ 3107.820885][T23744] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.831985][T23765] loop2: detected capacity change from 0 to 512 [ 3107.843342][T23765] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.843503][T23746] loop1: detected capacity change from 0 to 512 [ 3107.854215][T23770] loop4: detected capacity change from 0 to 512 [ 3107.873672][T23764] loop0: detected capacity change from 0 to 512 [ 3107.891353][T23744] loop3: detected capacity change from 0 to 512 [ 3107.903704][T23764] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000006c0002"], 0x134}}, 0x0) [ 3107.903826][T23770] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.918353][T23744] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3107.940153][T23746] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001430000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000740002"], 0x134}}, 0x0) [ 3107.994561][T23788] loop2: detected capacity change from 0 to 512 [ 3108.002573][T23788] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000007a0002"], 0x134}}, 0x0) [ 3108.038136][T23770] loop4: detected capacity change from 0 to 512 [ 3108.071566][T23770] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.090911][T23800] loop0: detected capacity change from 0 to 512 [ 3108.098755][T23806] loop1: detected capacity change from 0 to 512 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000003"], 0x134}}, 0x0) [ 3108.146701][T23813] loop3: detected capacity change from 0 to 512 [ 3108.156995][T23813] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.176796][T23800] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000000000a"], 0x134}}, 0x0) [ 3108.192556][T23806] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.210322][T23829] loop2: detected capacity change from 0 to 512 [ 3108.214535][T23833] loop4: detected capacity change from 0 to 512 [ 3108.223443][T23829] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.225744][T23833] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.267223][T23806] loop1: detected capacity change from 0 to 512 [ 3108.294237][T23800] loop0: detected capacity change from 0 to 512 [ 3108.304683][T23806] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000020002"], 0x134}}, 0x0) [ 3108.316360][T23833] loop4: detected capacity change from 0 to 512 [ 3108.323645][T23829] loop2: detected capacity change from 0 to 512 [ 3108.335551][T23833] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.346520][T23800] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000030002"], 0x134}}, 0x0) 10:43:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.368957][T23857] loop3: detected capacity change from 0 to 512 [ 3108.382573][T23857] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000040002"], 0x134}}, 0x0) 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000050002"], 0x134}}, 0x0) [ 3108.466657][T23873] loop1: detected capacity change from 0 to 512 [ 3108.480925][T23872] loop4: detected capacity change from 0 to 512 [ 3108.503691][T23883] loop0: detected capacity change from 0 to 512 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000060002"], 0x134}}, 0x0) [ 3108.517064][T23857] loop3: detected capacity change from 0 to 512 [ 3108.527044][T23872] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.532176][T23873] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.552934][T23899] loop2: detected capacity change from 0 to 512 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000070002"], 0x134}}, 0x0) [ 3108.555080][T23883] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.584985][T23899] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.597143][T23857] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000006001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000080002"], 0x134}}, 0x0) [ 3108.623585][T23873] loop1: detected capacity change from 0 to 512 [ 3108.630467][T23872] loop4: detected capacity change from 0 to 512 [ 3108.641793][T23872] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.655863][T23873] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.706444][T23899] loop2: detected capacity change from 0 to 512 [ 3108.706890][T23927] __nla_validate_parse: 105 callbacks suppressed [ 3108.706901][T23927] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3108.721132][T23923] loop0: detected capacity change from 0 to 512 [ 3108.743154][T23899] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000090002"], 0x134}}, 0x0) [ 3108.769933][T23923] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.787353][T23937] loop4: detected capacity change from 0 to 512 [ 3108.794397][T23938] loop3: detected capacity change from 0 to 512 10:43:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.813538][T23937] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.828391][T23945] loop1: detected capacity change from 0 to 512 [ 3108.841772][T23938] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.841967][T23945] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000006801000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3108.871351][T23954] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3108.881709][T23923] loop0: detected capacity change from 0 to 512 [ 3108.890394][T23964] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3108.900761][T23923] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.912891][T23962] loop2: detected capacity change from 0 to 512 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000a0002"], 0x134}}, 0x0) [ 3108.925664][T23962] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.937879][T23945] loop1: detected capacity change from 0 to 512 [ 3108.947231][T23973] loop4: detected capacity change from 0 to 512 [ 3108.954896][T23945] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3108.957065][T23973] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3108.971827][T23978] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3108.995075][T23983] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:43:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000b0002"], 0x134}}, 0x0) 10:43:53 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3109.022761][T23962] loop2: detected capacity change from 0 to 512 [ 3109.044796][T23973] loop4: detected capacity change from 0 to 512 [ 3109.061741][T23962] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.082116][T23973] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.088108][T23999] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3109.107388][T23998] loop1: detected capacity change from 0 to 512 [ 3109.109946][T24005] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3109.116620][T24000] loop0: detected capacity change from 0 to 512 10:43:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3109.131066][T23998] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.150996][T24000] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001680000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000c0002"], 0x134}}, 0x0) 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000d0002"], 0x134}}, 0x0) [ 3109.188765][T24003] loop3: detected capacity change from 0 to 512 [ 3109.198595][T24012] loop4: detected capacity change from 0 to 512 [ 3109.206054][T24017] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3109.222603][T24023] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3109.256825][T24000] loop0: detected capacity change from 0 to 512 [ 3109.261136][T24022] loop1: detected capacity change from 0 to 512 [ 3109.269754][T24003] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.272445][T24012] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.290916][T24022] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.302878][T24030] loop2: detected capacity change from 0 to 512 [ 3109.313268][T24036] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3109.332778][T24000] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.344228][T24030] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000000e0002"], 0x134}}, 0x0) [ 3109.352896][T24012] loop4: detected capacity change from 0 to 512 [ 3109.362078][T24003] loop3: detected capacity change from 0 to 512 [ 3109.370321][T24003] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.394237][T24022] loop1: detected capacity change from 0 to 512 10:43:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000600000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000100002"], 0x134}}, 0x0) [ 3109.395242][T24012] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.411634][T24022] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000110002"], 0x134}}, 0x0) [ 3109.475443][T24057] loop2: detected capacity change from 0 to 512 [ 3109.496314][T24073] loop3: detected capacity change from 0 to 512 [ 3109.498072][T24062] loop0: detected capacity change from 0 to 512 [ 3109.504481][T24073] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3109.509261][T24070] loop4: detected capacity change from 0 to 512 [ 3109.527095][T24057] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.528423][T24070] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000120002"], 0x134}}, 0x0) [ 3109.567468][T24062] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.577981][T24073] loop3: detected capacity change from 0 to 512 [ 3109.601928][T24057] loop2: detected capacity change from 0 to 512 [ 3109.602557][T24087] loop1: detected capacity change from 0 to 512 [ 3109.610143][T24070] loop4: detected capacity change from 0 to 512 [ 3109.621900][T24073] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.623476][T24057] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.645965][T24087] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.652060][T24070] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000250002"], 0x134}}, 0x0) 10:43:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3109.668372][T24062] loop0: detected capacity change from 0 to 512 10:43:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3109.716497][T24062] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.747053][T24117] loop3: detected capacity change from 0 to 512 10:43:54 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000480002"], 0x134}}, 0x0) [ 3109.758179][T24117] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.774555][T24125] loop2: detected capacity change from 0 to 512 [ 3109.774617][T24126] loop1: detected capacity change from 0 to 512 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000004c0002"], 0x134}}, 0x0) [ 3109.808187][T24126] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.811549][T24129] loop4: detected capacity change from 0 to 512 [ 3109.819782][T24125] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.826940][T24117] loop3: detected capacity change from 0 to 512 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000600002"], 0x134}}, 0x0) [ 3109.863767][T24129] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.869152][T24117] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3109.909688][T24146] loop0: detected capacity change from 0 to 512 [ 3109.911058][T24126] loop1: detected capacity change from 0 to 512 [ 3109.919415][T24146] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.940843][T24125] loop2: detected capacity change from 0 to 512 [ 3109.947864][T24129] loop4: detected capacity change from 0 to 512 10:43:54 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3109.962057][T24129] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.966093][T24125] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3109.997645][T24126] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3110.016301][T24166] loop3: detected capacity change from 0 to 512 [ 3110.031461][T24166] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.058143][T24172] loop4: detected capacity change from 0 to 512 10:43:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000680002"], 0x134}}, 0x0) [ 3110.059696][T24171] loop0: detected capacity change from 0 to 512 10:43:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000006c0002"], 0x134}}, 0x0) [ 3110.087579][T24171] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.099244][T24172] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.114784][T24183] loop1: detected capacity change from 0 to 512 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000740002"], 0x134}}, 0x0) [ 3110.184901][T24183] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.185032][T24171] loop0: detected capacity change from 0 to 512 [ 3110.206035][T24171] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.218196][T24196] loop3: detected capacity change from 0 to 512 10:43:55 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3110.244440][T24196] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.256451][T24207] loop2: detected capacity change from 0 to 512 [ 3110.263137][T24206] loop4: detected capacity change from 0 to 512 [ 3110.279681][T24207] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="01060000000000007a0002"], 0x134}}, 0x0) 10:43:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3110.290362][T24183] loop1: detected capacity change from 0 to 512 [ 3110.298595][T24183] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.312680][T24206] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.333090][T24207] loop2: detected capacity change from 0 to 512 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000020102"], 0x134}}, 0x0) 10:43:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000009d01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3110.365499][T24207] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.388908][T24230] loop0: detected capacity change from 0 to 512 [ 3110.395915][T24244] loop4: detected capacity change from 0 to 512 [ 3110.397599][T24242] loop1: detected capacity change from 0 to 512 [ 3110.405686][T24230] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.427950][T24242] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.444347][T24249] loop3: detected capacity change from 0 to 512 [ 3110.451065][T24244] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000010202"], 0x134}}, 0x0) 10:43:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3110.461899][T24249] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000302"], 0x134}}, 0x0) [ 3110.524911][T24230] loop0: detected capacity change from 0 to 512 [ 3110.544236][T24230] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.561963][T24273] loop1: detected capacity change from 0 to 512 [ 3110.568542][T24276] loop3: detected capacity change from 0 to 512 [ 3110.575327][T24272] loop2: detected capacity change from 0 to 512 [ 3110.588211][T24273] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.599489][T24279] loop4: detected capacity change from 0 to 512 [ 3110.599623][T24272] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001c70000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000502"], 0x134}}, 0x0) 10:43:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000c100000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3110.622710][T24276] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.657296][T24279] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000602"], 0x134}}, 0x0) [ 3110.704928][T24272] loop2: detected capacity change from 0 to 512 [ 3110.709867][T24298] loop1: detected capacity change from 0 to 512 [ 3110.714865][T24300] loop0: detected capacity change from 0 to 512 [ 3110.740279][T24298] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000b701000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000702"], 0x134}}, 0x0) [ 3110.750443][T24272] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.764766][T24311] loop3: detected capacity change from 0 to 512 [ 3110.781927][T24300] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.791200][T24311] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000902"], 0x134}}, 0x0) [ 3110.810840][T24298] loop1: detected capacity change from 0 to 512 [ 3110.819481][T24298] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.861154][T24321] loop2: detected capacity change from 0 to 512 [ 3110.861196][T24330] loop4: detected capacity change from 0 to 512 [ 3110.874856][T24311] loop3: detected capacity change from 0 to 512 [ 3110.883245][T24300] loop0: detected capacity change from 0 to 512 [ 3110.883394][T24330] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000a02"], 0x134}}, 0x0) [ 3110.903647][T24300] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.905708][T24311] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3110.942852][T24321] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3110.991900][T24321] loop2: detected capacity change from 0 to 512 [ 3111.017053][T24344] loop1: detected capacity change from 0 to 512 [ 3111.017625][T24353] loop0: detected capacity change from 0 to 512 10:43:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000b02"], 0x134}}, 0x0) [ 3111.035891][T24321] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.059560][T24344] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.070656][T24353] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.084299][T24371] loop4: detected capacity change from 0 to 512 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000c02"], 0x134}}, 0x0) 10:43:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.091689][T24367] loop3: detected capacity change from 0 to 512 [ 3111.108646][T24371] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000d02"], 0x134}}, 0x0) [ 3111.146372][T24353] loop0: detected capacity change from 0 to 512 [ 3111.150957][T24367] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.153353][T24353] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.183850][T24344] loop1: detected capacity change from 0 to 512 10:43:56 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000f601000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.211766][T24344] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.227475][T24396] loop4: detected capacity change from 0 to 512 [ 3111.238263][T24367] loop3: detected capacity change from 0 to 512 [ 3111.239402][T24396] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000e02"], 0x134}}, 0x0) [ 3111.257342][T24367] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.272731][T24412] loop2: detected capacity change from 0 to 512 [ 3111.286301][T24412] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.303973][T24414] loop0: detected capacity change from 0 to 512 10:43:56 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.330309][T24414] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.354541][T24396] loop4: detected capacity change from 0 to 512 [ 3111.360172][T24412] loop2: detected capacity change from 0 to 512 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000001102"], 0x134}}, 0x0) 10:43:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3111.377018][T24432] loop3: detected capacity change from 0 to 512 [ 3111.383505][T24396] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.415060][T24432] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000001202"], 0x134}}, 0x0) [ 3111.440288][T24412] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.465383][T24440] loop0: detected capacity change from 0 to 512 [ 3111.473329][T24432] loop3: detected capacity change from 0 to 512 [ 3111.484302][T24453] loop4: detected capacity change from 0 to 512 [ 3111.487635][T24451] loop1: detected capacity change from 0 to 512 [ 3111.499658][T24432] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.511488][T24440] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000002002"], 0x134}}, 0x0) 10:43:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000002502"], 0x134}}, 0x0) 10:43:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000fe00000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.535760][T24453] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.559230][T24451] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.651554][T24440] loop0: detected capacity change from 0 to 512 [ 3111.651768][T24453] loop4: detected capacity change from 0 to 512 [ 3111.671373][T24478] loop3: detected capacity change from 0 to 512 [ 3111.683874][T24453] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000004802"], 0x134}}, 0x0) [ 3111.695000][T24440] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.706092][T24478] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.715465][T24476] loop2: detected capacity change from 0 to 512 [ 3111.740570][T24476] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000004c02"], 0x134}}, 0x0) 10:43:56 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3111.751365][T24491] loop1: detected capacity change from 0 to 512 [ 3111.777919][T24491] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006002"], 0x134}}, 0x0) [ 3111.804741][T24478] loop3: detected capacity change from 0 to 512 [ 3111.811795][T24478] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.832074][T24505] loop0: detected capacity change from 0 to 512 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006802"], 0x134}}, 0x0) 10:43:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.858366][T24505] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3111.869694][T24476] loop2: detected capacity change from 0 to 512 [ 3111.895825][T24476] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006c02"], 0x134}}, 0x0) [ 3111.922161][T24491] loop1: detected capacity change from 0 to 512 [ 3111.922172][T24519] loop4: detected capacity change from 0 to 512 [ 3111.946637][T24519] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3111.989966][T24539] loop2: detected capacity change from 0 to 512 [ 3111.993962][T24544] loop0: detected capacity change from 0 to 512 [ 3111.997391][T24531] loop3: detected capacity change from 0 to 512 [ 3112.011773][T24531] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000007402"], 0x134}}, 0x0) [ 3112.030488][T24544] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.043423][T24519] loop4: detected capacity change from 0 to 512 [ 3112.057074][T24539] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.073088][T24519] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000007a02"], 0x134}}, 0x0) [ 3112.103480][T24531] loop3: detected capacity change from 0 to 512 [ 3112.111183][T24531] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.122563][T24544] loop0: detected capacity change from 0 to 512 [ 3112.144960][T24539] loop2: detected capacity change from 0 to 512 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000003"], 0x134}}, 0x0) 10:43:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000004000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.152269][T24567] loop1: detected capacity change from 0 to 512 [ 3112.160863][T24544] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.163243][T24539] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.185501][T24567] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000202"], 0x134}}, 0x0) [ 3112.231660][T24581] loop4: detected capacity change from 0 to 512 [ 3112.263832][T24567] loop1: detected capacity change from 0 to 512 [ 3112.264603][T24590] loop0: detected capacity change from 0 to 512 [ 3112.270555][T24581] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.281069][T24590] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.298242][T24595] loop3: detected capacity change from 0 to 512 [ 3112.305345][T24567] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.319114][T24605] loop2: detected capacity change from 0 to 512 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000302"], 0x134}}, 0x0) 10:43:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.323104][T24595] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.371373][T24605] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.376559][T24590] loop0: detected capacity change from 0 to 512 [ 3112.389587][T24590] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.403817][T24581] loop4: detected capacity change from 0 to 512 10:43:57 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000320000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000402"], 0x134}}, 0x0) [ 3112.412510][T24581] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.435744][T24626] loop1: detected capacity change from 0 to 512 [ 3112.461061][T24605] loop2: detected capacity change from 0 to 512 [ 3112.468579][T24605] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.479141][T24628] loop3: detected capacity change from 0 to 512 [ 3112.491568][T24628] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000502"], 0x134}}, 0x0) 10:43:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000089680000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.512980][T24626] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.522444][T24640] loop0: detected capacity change from 0 to 512 [ 3112.544212][T24640] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000602"], 0x134}}, 0x0) [ 3112.584822][T24626] loop1: detected capacity change from 0 to 512 [ 3112.591470][T24628] loop3: detected capacity change from 0 to 512 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000702"], 0x134}}, 0x0) [ 3112.629144][T24626] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.629188][T24628] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.642479][T24640] loop0: detected capacity change from 0 to 512 [ 3112.658623][T24667] loop4: detected capacity change from 0 to 512 10:43:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.707051][T24667] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.717796][T24640] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.719387][T24673] loop2: detected capacity change from 0 to 512 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000802"], 0x134}}, 0x0) 10:43:57 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000902"], 0x134}}, 0x0) [ 3112.765524][T24673] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.779258][T24685] loop1: detected capacity change from 0 to 512 [ 3112.808203][T24685] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.825450][T24667] loop4: detected capacity change from 0 to 512 [ 3112.842132][T24667] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000a02"], 0x134}}, 0x0) 10:43:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.857160][T24673] loop2: detected capacity change from 0 to 512 [ 3112.865852][T24673] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.878643][T24708] loop3: detected capacity change from 0 to 512 [ 3112.890473][T24708] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.896599][T24700] loop0: detected capacity change from 0 to 512 10:43:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3112.925091][T24685] loop1: detected capacity change from 0 to 512 [ 3112.935848][T24700] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3112.953409][T24685] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000b02"], 0x134}}, 0x0) [ 3113.002133][T24700] loop0: detected capacity change from 0 to 512 [ 3113.012821][T24729] loop3: detected capacity change from 0 to 512 [ 3113.022939][T24729] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.039020][T24700] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:57 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3113.065184][T24732] loop2: detected capacity change from 0 to 512 [ 3113.071831][T24737] loop4: detected capacity change from 0 to 512 [ 3113.090237][T24737] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000c02"], 0x134}}, 0x0) [ 3113.111687][T24732] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.124463][T24751] loop0: detected capacity change from 0 to 512 [ 3113.129712][T24754] loop1: detected capacity change from 0 to 512 [ 3113.147968][T24751] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000d02"], 0x134}}, 0x0) 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000e02"], 0x134}}, 0x0) [ 3113.169688][T24753] loop3: detected capacity change from 0 to 512 [ 3113.176152][T24754] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.203488][T24737] loop4: detected capacity change from 0 to 512 [ 3113.222193][T24732] loop2: detected capacity change from 0 to 512 [ 3113.228930][T24751] loop0: detected capacity change from 0 to 512 [ 3113.229679][T24737] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.235914][T24732] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.257031][T24753] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000001002"], 0x134}}, 0x0) [ 3113.281587][T24754] loop1: detected capacity change from 0 to 512 [ 3113.288692][T24754] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000001102"], 0x134}}, 0x0) [ 3113.383774][T24753] loop3: detected capacity change from 0 to 512 [ 3113.392823][T24801] loop0: detected capacity change from 0 to 512 [ 3113.403803][T24753] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.436588][T24801] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.452839][T24804] loop4: detected capacity change from 0 to 512 [ 3113.462503][T24804] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.473045][T24808] loop1: detected capacity change from 0 to 512 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000001202"], 0x134}}, 0x0) [ 3113.489253][T24808] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.496487][T24823] loop2: detected capacity change from 0 to 512 [ 3113.507839][T24823] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3113.547919][T24804] loop4: detected capacity change from 0 to 512 [ 3113.557413][T24808] loop1: detected capacity change from 0 to 512 [ 3113.564737][T24801] loop0: detected capacity change from 0 to 512 [ 3113.573753][T24808] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.585583][T24840] loop2: detected capacity change from 0 to 512 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000002502"], 0x134}}, 0x0) [ 3113.595421][T24841] loop3: detected capacity change from 0 to 512 [ 3113.595835][T24801] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.620475][T24804] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.625782][T24840] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000010e0100000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000004802"], 0x134}}, 0x0) 10:43:58 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3113.647171][T24841] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.719677][T24863] __nla_validate_parse: 101 callbacks suppressed [ 3113.719689][T24863] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3113.720550][T24864] loop1: detected capacity change from 0 to 512 [ 3113.728826][T24870] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3113.741394][T24841] loop3: detected capacity change from 0 to 512 [ 3113.742612][T24868] loop0: detected capacity change from 0 to 512 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000004c02"], 0x134}}, 0x0) 10:43:58 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3113.764715][T24869] loop4: detected capacity change from 0 to 512 [ 3113.766709][T24864] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.782266][T24869] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.799527][T24868] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.810891][T24840] loop2: detected capacity change from 0 to 512 10:43:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006002"], 0x134}}, 0x0) [ 3113.832102][T24840] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.833960][T24883] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3113.856044][T24888] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3113.866556][T24864] loop1: detected capacity change from 0 to 512 [ 3113.869113][T24868] loop0: detected capacity change from 0 to 512 10:43:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3113.890587][T24864] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3113.898389][T24896] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3113.917930][T24868] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006802"], 0x134}}, 0x0) [ 3113.941347][T24902] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:43:58 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3113.994446][T24906] loop2: detected capacity change from 0 to 512 [ 3114.018055][T24905] loop3: detected capacity change from 0 to 512 [ 3114.020264][T24906] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.024571][T24907] loop4: detected capacity change from 0 to 512 [ 3114.042720][T24905] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.049271][T24917] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3114.059477][T24921] loop1: detected capacity change from 0 to 512 [ 3114.068058][T24924] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:43:59 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000006c02"], 0x134}}, 0x0) [ 3114.099477][T24921] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.100165][T24907] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.120778][T24906] loop2: detected capacity change from 0 to 512 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000007402"], 0x134}}, 0x0) [ 3114.160441][T24906] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.166562][T24943] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3114.171053][T24935] loop0: detected capacity change from 0 to 512 [ 3114.182786][T24921] loop1: detected capacity change from 0 to 512 [ 3114.205836][T24907] loop4: detected capacity change from 0 to 512 [ 3114.212749][T24935] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.229802][T24952] loop3: detected capacity change from 0 to 512 [ 3114.236559][T24921] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.247761][T24954] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:43:59 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000007a02"], 0x134}}, 0x0) [ 3114.252097][T24907] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.283412][T24952] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.289922][T24935] loop0: detected capacity change from 0 to 512 10:43:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000f401000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3114.314460][T24935] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000003"], 0x134}}, 0x0) [ 3114.358649][T24963] loop2: detected capacity change from 0 to 512 10:43:59 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3114.402802][T24963] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.413831][T24975] loop4: detected capacity change from 0 to 512 [ 3114.434444][T24975] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001250100000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3114.456332][T24989] loop3: detected capacity change from 0 to 512 [ 3114.456332][T24982] loop1: detected capacity change from 0 to 512 [ 3114.472163][T24982] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.487601][T24989] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000000000a"], 0x134}}, 0x0) [ 3114.523252][T25003] loop4: detected capacity change from 0 to 512 [ 3114.530632][T24997] loop0: detected capacity change from 0 to 512 [ 3114.548673][T24989] loop3: detected capacity change from 0 to 512 [ 3114.556891][T24989] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.567569][T24997] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.580672][T25003] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.588040][T25006] loop2: detected capacity change from 0 to 512 [ 3114.591500][T25014] loop1: detected capacity change from 0 to 512 [ 3114.611747][T24997] loop0: detected capacity change from 0 to 512 10:43:59 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000003"], 0x134}}, 0x0) [ 3114.616238][T25006] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.620872][T24997] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.642773][T25014] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="010600000000000000000a"], 0x134}}, 0x0) [ 3114.682823][T25003] loop4: detected capacity change from 0 to 512 [ 3114.699208][T25003] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.710338][T25030] loop0: detected capacity change from 0 to 512 [ 3114.715369][T25006] loop2: detected capacity change from 0 to 512 [ 3114.729986][T25030] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.745191][T25049] loop3: detected capacity change from 0 to 512 [ 3114.760054][T25049] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.771395][T25006] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0xf}}, 0x0) [ 3114.782292][T25054] loop1: detected capacity change from 0 to 512 10:43:59 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:43:59 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3114.859083][T25054] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.869465][T25049] loop3: detected capacity change from 0 to 512 [ 3114.879925][T25064] loop4: detected capacity change from 0 to 512 [ 3114.887477][T25049] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x10}}, 0x0) 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x14}}, 0x0) [ 3114.906230][T25076] loop0: detected capacity change from 0 to 512 [ 3114.915079][T25076] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.931551][T25064] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.951307][T25076] loop0: detected capacity change from 0 to 512 10:43:59 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3114.958409][T25076] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3114.975857][T25081] loop2: detected capacity change from 0 to 512 [ 3114.978689][T25054] loop1: detected capacity change from 0 to 512 [ 3114.990474][T25081] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000000250000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.004269][T25054] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.007847][T25064] loop4: detected capacity change from 0 to 512 [ 3115.032156][T25099] loop3: detected capacity change from 0 to 512 [ 3115.044765][T25064] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:43:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x109}}, 0x0) 10:43:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.058417][T25099] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.069957][T25113] loop0: detected capacity change from 0 to 512 10:44:00 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3115.135277][T25113] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.160018][T25081] loop2: detected capacity change from 0 to 512 [ 3115.167473][T25129] loop4: detected capacity change from 0 to 512 [ 3115.170197][T25081] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x10a}}, 0x0) 10:44:00 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.191009][T25125] loop1: detected capacity change from 0 to 512 [ 3115.205797][T25129] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.227466][T25125] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x125}}, 0x0) 10:44:00 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000f0ffffff000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.245776][T25113] loop0: detected capacity change from 0 to 512 [ 3115.256321][T25147] loop3: detected capacity change from 0 to 512 [ 3115.256568][T25113] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.264683][T25147] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x130}}, 0x0) [ 3115.300296][T25129] loop4: detected capacity change from 0 to 512 [ 3115.307010][T25125] loop1: detected capacity change from 0 to 512 [ 3115.316220][T25129] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3115.373317][T25125] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.401918][T25171] loop3: detected capacity change from 0 to 512 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x131}}, 0x0) [ 3115.416429][T25171] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.437665][T25174] loop2: detected capacity change from 0 to 512 [ 3115.447121][T25174] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x132}}, 0x0) [ 3115.470763][T25184] loop4: detected capacity change from 0 to 512 [ 3115.477577][T25180] loop0: detected capacity change from 0 to 512 [ 3115.495647][T25184] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.498003][T25180] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x133}}, 0x0) [ 3115.517939][T25171] loop3: detected capacity change from 0 to 512 [ 3115.529958][T25171] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.541197][T25174] loop2: detected capacity change from 0 to 512 [ 3115.541658][T25184] loop4: detected capacity change from 0 to 512 [ 3115.563128][T25184] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x135}}, 0x0) 10:44:00 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.574791][T25174] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.592888][T25180] loop0: detected capacity change from 0 to 512 [ 3115.609724][T25180] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x136}}, 0x0) 10:44:00 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3115.650840][T25222] loop3: detected capacity change from 0 to 512 [ 3115.657573][T25215] loop1: detected capacity change from 0 to 512 [ 3115.680571][T25222] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.690883][T25238] loop0: detected capacity change from 0 to 512 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x137}}, 0x0) 10:44:00 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3115.695320][T25215] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.709903][T25231] loop2: detected capacity change from 0 to 512 [ 3115.764484][T25231] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.765481][T25222] loop3: detected capacity change from 0 to 512 [ 3115.780704][T25238] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.781990][T25222] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.804352][T25254] loop4: detected capacity change from 0 to 512 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x163}}, 0x0) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x2c0}}, 0x0) [ 3115.813922][T25256] loop1: detected capacity change from 0 to 512 [ 3115.823795][T25254] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.824627][T25256] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.851246][T25231] loop2: detected capacity change from 0 to 512 [ 3115.851254][T25238] loop0: detected capacity change from 0 to 512 10:44:00 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0xec0}}, 0x0) [ 3115.896321][T25231] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.909524][T25238] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.924008][T25256] loop1: detected capacity change from 0 to 512 [ 3115.939979][T25254] loop4: detected capacity change from 0 to 512 10:44:00 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3115.960057][T25254] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.960146][T25256] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3115.992409][T25285] loop3: detected capacity change from 0 to 512 10:44:00 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x33fe0}}, 0x0) 10:44:00 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.014475][T25285] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.047391][T25301] loop0: detected capacity change from 0 to 512 [ 3116.077030][T25310] loop3: detected capacity change from 0 to 512 [ 3116.088617][T25310] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.103604][T25302] loop2: detected capacity change from 0 to 512 [ 3116.111374][T25313] loop4: detected capacity change from 0 to 512 10:44:01 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x20000274}}, 0x0) [ 3116.125411][T25301] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.137470][T25313] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.154688][T25302] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x7ffff000}}, 0x0) [ 3116.184712][T25327] loop3: detected capacity change from 0 to 512 [ 3116.191174][T25329] loop1: detected capacity change from 0 to 512 [ 3116.204378][T25327] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.221815][T25301] loop0: detected capacity change from 0 to 512 [ 3116.228608][T25302] loop2: detected capacity change from 0 to 512 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0xfffffdef}}, 0x0) [ 3116.229024][T25301] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.238177][T25302] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.252557][T25329] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.272603][T25327] loop3: detected capacity change from 0 to 512 10:44:01 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000000c50000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3116.279286][T25327] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x2}, 0x0) [ 3116.324383][T25329] loop1: detected capacity change from 0 to 512 [ 3116.331981][T25329] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.336525][T25363] loop4: detected capacity change from 0 to 512 10:44:01 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.369862][T25363] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.380753][T25366] loop0: detected capacity change from 0 to 512 [ 3116.408275][T25366] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x8}, 0x0) [ 3116.447784][T25363] loop4: detected capacity change from 0 to 512 [ 3116.448889][T25381] loop2: detected capacity change from 0 to 512 [ 3116.468735][T25384] loop3: detected capacity change from 0 to 512 [ 3116.482816][T25363] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.491145][T25384] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.494602][T25390] loop1: detected capacity change from 0 to 512 [ 3116.513939][T25381] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.533210][T25390] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.546572][T25366] loop0: detected capacity change from 0 to 512 10:44:01 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0xa}, 0x0) [ 3116.570468][T25366] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.583839][T25406] loop3: detected capacity change from 0 to 512 [ 3116.589340][T25409] loop4: detected capacity change from 0 to 512 [ 3116.601334][T25390] loop1: detected capacity change from 0 to 512 10:44:01 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.621221][T25390] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.632658][T25406] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.654738][T25381] loop2: detected capacity change from 0 to 512 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0xc}, 0x0) 10:44:01 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.661743][T25409] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.679863][T25381] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.686340][T25428] loop0: detected capacity change from 0 to 512 10:44:01 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3116.726808][T25406] loop3: detected capacity change from 0 to 512 [ 3116.737270][T25428] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.754824][T25406] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x25}, 0x0) [ 3116.777685][T25409] loop4: detected capacity change from 0 to 512 [ 3116.794627][T25446] loop1: detected capacity change from 0 to 512 [ 3116.803155][T25452] loop2: detected capacity change from 0 to 512 [ 3116.811242][T25452] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x64}, 0x0) 10:44:01 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3116.819936][T25446] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.827143][T25428] loop0: detected capacity change from 0 to 512 [ 3116.839966][T25459] loop3: detected capacity change from 0 to 512 [ 3116.853059][T25428] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001060400000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x7ffffff2}, 0x0) [ 3116.886161][T25452] loop2: detected capacity change from 0 to 512 [ 3116.888530][T25459] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.895344][T25452] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3116.968363][T25482] loop0: detected capacity change from 0 to 512 [ 3116.977450][T25480] loop1: detected capacity change from 0 to 512 [ 3116.983863][T25459] loop3: detected capacity change from 0 to 512 [ 3116.985492][T25481] loop4: detected capacity change from 0 to 512 [ 3117.001655][T25481] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x7ffffff8}, 0x0) 10:44:01 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:01 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.005580][T25482] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.025763][T25459] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.029539][T25480] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.104164][T25481] loop4: detected capacity change from 0 to 512 [ 3117.109600][T25505] loop2: detected capacity change from 0 to 512 [ 3117.119502][T25481] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.131012][T25505] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.142841][T25482] loop0: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x7ffffff9}, 0x0) 10:44:02 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.143302][T25508] loop3: detected capacity change from 0 to 512 [ 3117.174340][T25508] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2}, 0x0) [ 3117.195952][T25482] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.221032][T25521] loop1: detected capacity change from 0 to 512 [ 3117.232999][T25521] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.236196][T25532] loop2: detected capacity change from 0 to 512 10:44:02 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x3}, 0x0) [ 3117.258352][T25532] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.271663][T25534] loop4: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4}, 0x0) [ 3117.318756][T25534] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.326600][T25548] loop3: detected capacity change from 0 to 512 [ 3117.335797][T25521] loop1: detected capacity change from 0 to 512 10:44:02 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.370291][T25548] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.384505][T25521] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.399385][T25565] loop0: detected capacity change from 0 to 512 [ 3117.405946][T25534] loop4: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x5}, 0x0) [ 3117.420041][T25534] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.425242][T25565] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.449297][T25571] loop2: detected capacity change from 0 to 512 [ 3117.457464][T25548] loop3: detected capacity change from 0 to 512 [ 3117.464790][T25571] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:02 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.492129][T25548] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6}, 0x0) [ 3117.548667][T25591] loop4: detected capacity change from 0 to 512 [ 3117.562239][T25591] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.577567][T25593] loop1: detected capacity change from 0 to 512 [ 3117.585745][T25571] loop2: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7}, 0x0) [ 3117.616083][T25608] loop0: detected capacity change from 0 to 512 [ 3117.617039][T25571] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.633861][T25593] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.635850][T25608] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.644721][T25606] loop3: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x8}, 0x0) 10:44:02 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.655240][T25591] loop4: detected capacity change from 0 to 512 [ 3117.671901][T25591] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x9}, 0x0) 10:44:02 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xa}, 0x0) [ 3117.736685][T25606] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.755376][T25593] loop1: detected capacity change from 0 to 512 [ 3117.762425][T25593] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.776239][T25637] loop0: detected capacity change from 0 to 512 10:44:02 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.801099][T25637] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.816127][T25646] loop4: detected capacity change from 0 to 512 [ 3117.834226][T25646] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.840174][T25606] loop3: detected capacity change from 0 to 512 [ 3117.857669][T25654] loop2: detected capacity change from 0 to 512 [ 3117.873193][T25606] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.884065][T25654] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.895947][T25637] loop0: detected capacity change from 0 to 512 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xb}, 0x0) 10:44:02 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3117.901119][T25669] loop1: detected capacity change from 0 to 512 [ 3117.916587][T25654] loop2: detected capacity change from 0 to 512 [ 3117.923347][T25637] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3117.933752][T25669] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xc}, 0x0) [ 3117.949992][T25654] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:02 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xd}, 0x0) [ 3118.035350][T25683] loop3: detected capacity change from 0 to 512 [ 3118.048991][T25669] loop1: detected capacity change from 0 to 512 [ 3118.070165][T25685] loop4: detected capacity change from 0 to 512 [ 3118.081386][T25683] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.109603][T25669] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.120148][T25698] loop0: detected capacity change from 0 to 512 10:44:03 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001030000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xe}, 0x0) 10:44:03 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002e01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3118.126929][T25685] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.139680][T25706] loop2: detected capacity change from 0 to 512 [ 3118.153849][T25698] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.165279][T25706] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x10}, 0x0) [ 3118.221680][T25698] loop0: detected capacity change from 0 to 512 [ 3118.228515][T25698] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.230630][T25717] loop4: detected capacity change from 0 to 512 [ 3118.258236][T25730] loop3: detected capacity change from 0 to 512 [ 3118.264878][T25731] loop2: detected capacity change from 0 to 512 [ 3118.278543][T25738] loop1: detected capacity change from 0 to 512 [ 3118.285590][T25717] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.296763][T25730] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.306204][T25731] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x11}, 0x0) [ 3118.331814][T25738] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.337196][T25751] loop0: detected capacity change from 0 to 512 [ 3118.362622][T25731] loop2: detected capacity change from 0 to 512 [ 3118.375321][T25717] loop4: detected capacity change from 0 to 512 [ 3118.383420][T25751] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.384531][T25731] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.395241][T25717] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.415682][T25730] loop3: detected capacity change from 0 to 512 10:44:03 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x12}, 0x0) [ 3118.434072][T25730] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.451000][T25751] loop0: detected capacity change from 0 to 512 [ 3118.457974][T25751] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.471402][T25773] loop1: detected capacity change from 0 to 512 10:44:03 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:03 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3118.506443][T25773] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x25}, 0x0) [ 3118.558823][T25773] loop1: detected capacity change from 0 to 512 [ 3118.573514][T25790] loop0: detected capacity change from 0 to 512 [ 3118.577557][T25796] loop2: detected capacity change from 0 to 512 [ 3118.589307][T25796] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3118.606022][T25773] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.617084][T25798] loop4: detected capacity change from 0 to 512 [ 3118.624175][T25797] loop3: detected capacity change from 0 to 512 [ 3118.634634][T25798] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x48}, 0x0) 10:44:03 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001050000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3118.676700][T25790] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.678509][T25797] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3118.740550][T25798] loop4: detected capacity change from 0 to 512 [ 3118.741928][T25819] __nla_validate_parse: 49 callbacks suppressed [ 3118.741940][T25819] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3118.764613][T25825] loop2: detected capacity change from 0 to 512 [ 3118.765825][T25830] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3118.772798][T25824] loop1: detected capacity change from 0 to 512 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4c}, 0x0) [ 3118.792346][T25798] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.807777][T25824] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.823878][T25825] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.831043][T25839] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3118.836691][T25797] loop3: detected capacity change from 0 to 512 [ 3118.848582][T25841] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3118.863223][T25797] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.864446][T25837] loop0: detected capacity change from 0 to 512 10:44:03 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000004801000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x60}, 0x0) [ 3118.905091][T25837] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.955400][T25824] loop1: detected capacity change from 0 to 512 [ 3118.962311][T25825] loop2: detected capacity change from 0 to 512 [ 3118.962403][T25858] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3118.978752][T25824] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3118.996467][T25861] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:03 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x68}, 0x0) 10:44:03 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.006872][T25825] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.018941][T25857] loop3: detected capacity change from 0 to 512 10:44:03 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.046523][T25857] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:03 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.078597][T25869] loop4: detected capacity change from 0 to 512 [ 3119.080307][T25874] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3119.105470][T25869] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.110823][T25880] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6c}, 0x0) [ 3119.127110][T25875] loop0: detected capacity change from 0 to 512 [ 3119.127249][T25879] loop2: detected capacity change from 0 to 512 [ 3119.137521][T25875] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.156727][T25879] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.168827][T25869] loop4: detected capacity change from 0 to 512 [ 3119.188544][T25857] loop3: detected capacity change from 0 to 512 [ 3119.188973][T25869] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.205998][T25857] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.215824][T25896] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3119.226258][T25893] loop1: detected capacity change from 0 to 512 10:44:04 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:04 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x74}, 0x0) [ 3119.238332][T25893] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.238651][T25875] loop0: detected capacity change from 0 to 512 [ 3119.272703][T25879] loop2: detected capacity change from 0 to 512 [ 3119.291648][T25879] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.315421][T25914] loop4: detected capacity change from 0 to 512 [ 3119.317139][T25918] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3119.342996][T25914] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.355281][T25893] loop1: detected capacity change from 0 to 512 [ 3119.361937][T25916] loop3: detected capacity change from 0 to 512 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7a}, 0x0) 10:44:04 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000c00000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.397513][T25916] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.398391][T25929] loop0: detected capacity change from 0 to 512 [ 3119.430843][T25938] loop2: detected capacity change from 0 to 512 10:44:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x102}, 0x0) [ 3119.441121][T25929] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.441336][T25942] loop4: detected capacity change from 0 to 512 [ 3119.458148][T25938] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.469347][T25942] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x201}, 0x0) [ 3119.507551][T25916] loop3: detected capacity change from 0 to 512 [ 3119.543405][T25916] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.558319][T25942] loop4: detected capacity change from 0 to 512 [ 3119.565699][T25942] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.577117][T25969] loop0: detected capacity change from 0 to 512 [ 3119.584425][T25967] loop1: detected capacity change from 0 to 512 [ 3119.598047][T25967] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x300}, 0x0) [ 3119.614581][T25971] loop2: detected capacity change from 0 to 512 [ 3119.629869][T25971] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.632176][T25969] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x500}, 0x0) [ 3119.658870][T25987] loop3: detected capacity change from 0 to 512 [ 3119.667784][T25987] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x600}, 0x0) [ 3119.705098][T25967] loop1: detected capacity change from 0 to 512 [ 3119.713481][T25987] loop3: detected capacity change from 0 to 512 [ 3119.723535][T25971] loop2: detected capacity change from 0 to 512 [ 3119.742630][T25967] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.750370][T25987] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.753645][T25971] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.775701][T25969] loop0: detected capacity change from 0 to 512 [ 3119.788007][T25969] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.788951][T26013] loop4: detected capacity change from 0 to 512 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x700}, 0x0) 10:44:04 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000c500000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3119.808436][T26013] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x900}, 0x0) [ 3119.853882][T26024] loop3: detected capacity change from 0 to 512 [ 3119.856397][T26028] loop0: detected capacity change from 0 to 512 [ 3119.868598][T26027] loop2: detected capacity change from 0 to 512 [ 3119.868636][T26028] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.877156][T26027] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xa00}, 0x0) 10:44:04 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3119.898593][T26024] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.914695][T26013] loop4: detected capacity change from 0 to 512 [ 3119.921685][T26013] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.958756][T26027] loop2: detected capacity change from 0 to 512 [ 3119.959579][T26028] loop0: detected capacity change from 0 to 512 [ 3119.965674][T26027] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3119.983242][T26024] loop3: detected capacity change from 0 to 512 [ 3119.989612][T26028] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xb00}, 0x0) 10:44:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:04 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.004433][T26024] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.009625][T26056] loop4: detected capacity change from 0 to 512 [ 3120.040227][T26056] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:04 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.065458][T26063] loop1: detected capacity change from 0 to 512 [ 3120.091835][T26063] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.102911][T26078] loop0: detected capacity change from 0 to 512 10:44:05 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xc00}, 0x0) [ 3120.119603][T26085] loop3: detected capacity change from 0 to 512 [ 3120.127655][T26079] loop2: detected capacity change from 0 to 512 [ 3120.134168][T26078] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.148411][T26056] loop4: detected capacity change from 0 to 512 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xd00}, 0x0) [ 3120.169103][T26079] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.173203][T26085] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.190475][T26056] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000009d0000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xe00}, 0x0) [ 3120.227070][T26101] loop1: detected capacity change from 0 to 512 [ 3120.234591][T26101] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.235649][T26078] loop0: detected capacity change from 0 to 512 [ 3120.252490][T26085] loop3: detected capacity change from 0 to 512 10:44:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000010b0000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.273846][T26085] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.316712][T26078] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.317598][T26101] loop1: detected capacity change from 0 to 512 [ 3120.333892][T26101] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.343823][T26118] loop4: detected capacity change from 0 to 512 10:44:05 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1100}, 0x0) 10:44:05 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.377977][T26118] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.389192][T26130] loop2: detected capacity change from 0 to 512 [ 3120.398264][T26130] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3120.433080][T26134] loop3: detected capacity change from 0 to 512 [ 3120.453579][T26142] loop1: detected capacity change from 0 to 512 [ 3120.467410][T26142] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1200}, 0x0) [ 3120.484633][T26134] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.523015][T26153] loop4: detected capacity change from 0 to 512 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2000}, 0x0) [ 3120.529736][T26160] loop2: detected capacity change from 0 to 512 [ 3120.538905][T26154] loop0: detected capacity change from 0 to 512 [ 3120.545808][T26134] loop3: detected capacity change from 0 to 512 [ 3120.566631][T26154] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2500}, 0x0) 10:44:05 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.567602][T26160] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.578109][T26153] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.606693][T26134] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.611091][T26142] loop1: detected capacity change from 0 to 512 10:44:05 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000f00000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4800}, 0x0) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4c00}, 0x0) [ 3120.744518][T26187] loop0: detected capacity change from 0 to 512 [ 3120.758883][T26187] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.770500][T26201] loop3: detected capacity change from 0 to 512 [ 3120.775718][T26208] loop1: detected capacity change from 0 to 512 [ 3120.784332][T26202] loop4: detected capacity change from 0 to 512 [ 3120.795565][T26203] loop2: detected capacity change from 0 to 512 [ 3120.811859][T26208] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.815546][T26201] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.831584][T26203] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6000}, 0x0) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6800}, 0x0) [ 3120.856434][T26202] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.875296][T26203] loop2: detected capacity change from 0 to 512 [ 3120.875859][T26187] loop0: detected capacity change from 0 to 512 10:44:05 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3120.919574][T26203] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.919663][T26187] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.940905][T26201] loop3: detected capacity change from 0 to 512 [ 3120.943107][T26208] loop1: detected capacity change from 0 to 512 [ 3120.954231][T26202] loop4: detected capacity change from 0 to 512 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6c00}, 0x0) [ 3120.972143][T26208] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3120.984821][T26201] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.004369][T26202] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.016201][T26249] loop0: detected capacity change from 0 to 512 10:44:05 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7400}, 0x0) 10:44:05 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:05 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3121.025710][T26249] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7a00}, 0x0) [ 3121.082155][T26249] loop0: detected capacity change from 0 to 512 [ 3121.119453][T26249] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x34000}, 0x0) [ 3121.135137][T26268] loop3: detected capacity change from 0 to 512 [ 3121.172016][T26268] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3121.183225][T26277] loop1: detected capacity change from 0 to 512 [ 3121.192707][T26279] loop2: detected capacity change from 0 to 512 [ 3121.207175][T26280] loop4: detected capacity change from 0 to 512 [ 3121.217269][T26277] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x400300}, 0x0) [ 3121.238429][T26279] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.266767][T26268] loop3: detected capacity change from 0 to 512 [ 3121.274950][T26280] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1000000}, 0x0) [ 3121.278579][T26300] loop0: detected capacity change from 0 to 512 [ 3121.295068][T26300] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.307973][T26268] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2000000}, 0x0) 10:44:06 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3121.353503][T26312] loop2: detected capacity change from 0 to 512 [ 3121.359439][T26277] loop1: detected capacity change from 0 to 512 [ 3121.363469][T26312] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.368722][T26277] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2010000}, 0x0) [ 3121.424958][T26312] loop2: detected capacity change from 0 to 512 [ 3121.433601][T26300] loop0: detected capacity change from 0 to 512 [ 3121.459632][T26312] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3121.471715][T26300] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.472070][T26338] loop3: detected capacity change from 0 to 512 [ 3121.489420][T26332] loop4: detected capacity change from 0 to 512 [ 3121.504899][T26332] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x3000000}, 0x0) 10:44:06 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3121.545531][T26338] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.578331][T26349] loop1: detected capacity change from 0 to 512 [ 3121.588647][T26332] loop4: detected capacity change from 0 to 512 10:44:06 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3121.597587][T26332] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.623597][T26357] loop0: detected capacity change from 0 to 512 [ 3121.630928][T26349] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4000000}, 0x0) [ 3121.660043][T26357] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.671756][T26373] loop2: detected capacity change from 0 to 512 [ 3121.683367][T26373] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.698752][T26376] loop3: detected capacity change from 0 to 512 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x5000000}, 0x0) [ 3121.709666][T26374] loop4: detected capacity change from 0 to 512 [ 3121.710218][T26349] loop1: detected capacity change from 0 to 512 [ 3121.726618][T26357] loop0: detected capacity change from 0 to 512 [ 3121.733518][T26373] loop2: detected capacity change from 0 to 512 [ 3121.741496][T26374] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6000000}, 0x0) [ 3121.752625][T26349] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.764441][T26357] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.769756][T26373] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.775594][T26376] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3121.845506][T26403] loop1: detected capacity change from 0 to 512 [ 3121.852424][T26376] loop3: detected capacity change from 0 to 512 [ 3121.860595][T26374] loop4: detected capacity change from 0 to 512 [ 3121.871942][T26403] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7000000}, 0x0) [ 3121.884451][T26376] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.889286][T26374] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.908224][T26420] loop2: detected capacity change from 0 to 512 10:44:06 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000bc01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:06 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3121.941700][T26420] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3121.957609][T26425] loop0: detected capacity change from 0 to 512 [ 3121.966951][T26403] loop1: detected capacity change from 0 to 512 10:44:06 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3121.988769][T26403] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.000537][T26425] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.015759][T26420] loop2: detected capacity change from 0 to 512 10:44:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x8000000}, 0x0) [ 3122.056451][T26420] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.083746][T26442] loop3: detected capacity change from 0 to 512 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x9000000}, 0x0) 10:44:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.105489][T26451] loop4: detected capacity change from 0 to 512 [ 3122.121024][T26425] loop0: detected capacity change from 0 to 512 [ 3122.130622][T26442] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.142275][T26456] loop1: detected capacity change from 0 to 512 [ 3122.155821][T26456] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.156225][T26425] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.166566][T26451] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.197718][T26475] loop2: detected capacity change from 0 to 512 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xa000000}, 0x0) 10:44:07 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.213997][T26475] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.235670][T26442] loop3: detected capacity change from 0 to 512 [ 3122.238623][T26456] loop1: detected capacity change from 0 to 512 [ 3122.242331][T26451] loop4: detected capacity change from 0 to 512 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xb000000}, 0x0) [ 3122.255503][T26456] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.272759][T26475] loop2: detected capacity change from 0 to 512 10:44:07 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.320105][T26475] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.331988][T26451] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.344384][T26442] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.359205][T26500] loop1: detected capacity change from 0 to 512 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xc000000}, 0x0) 10:44:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:07 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.385042][T26500] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.389348][T26506] loop0: detected capacity change from 0 to 512 [ 3122.405707][T26506] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002400000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3122.463229][T26500] loop1: detected capacity change from 0 to 512 [ 3122.469821][T26506] loop0: detected capacity change from 0 to 512 [ 3122.477680][T26518] loop2: detected capacity change from 0 to 512 [ 3122.492363][T26500] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xd000000}, 0x0) [ 3122.503559][T26506] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.514134][T26518] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.527087][T26515] loop3: detected capacity change from 0 to 512 10:44:07 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:07 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000901000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.598826][T26515] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.617674][T26543] loop4: detected capacity change from 0 to 512 [ 3122.628508][T26546] loop1: detected capacity change from 0 to 512 [ 3122.631765][T26543] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xe000000}, 0x0) 10:44:07 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x10000000}, 0x0) [ 3122.644611][T26546] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.656574][T26549] loop0: detected capacity change from 0 to 512 [ 3122.669956][T26549] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x11000000}, 0x0) [ 3122.693382][T26562] loop2: detected capacity change from 0 to 512 [ 3122.701554][T26562] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.719402][T26546] loop1: detected capacity change from 0 to 512 [ 3122.734895][T26546] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x12000000}, 0x0) [ 3122.746223][T26543] loop4: detected capacity change from 0 to 512 [ 3122.759363][T26549] loop0: detected capacity change from 0 to 512 [ 3122.776208][T26543] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.786771][T26549] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:07 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.787459][T26562] loop2: detected capacity change from 0 to 512 [ 3122.817994][T26562] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.832016][T26591] loop3: detected capacity change from 0 to 512 10:44:07 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x20000000}, 0x0) 10:44:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3122.868748][T26591] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.879597][T26598] loop0: detected capacity change from 0 to 512 [ 3122.886914][T26598] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.907529][T26601] loop1: detected capacity change from 0 to 512 [ 3122.919668][T26598] loop0: detected capacity change from 0 to 512 [ 3122.922025][T26618] loop4: detected capacity change from 0 to 512 [ 3122.934378][T26598] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.946059][T26601] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x25000000}, 0x0) 10:44:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x48000000}, 0x0) [ 3122.983415][T26618] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3122.998373][T26591] loop3: detected capacity change from 0 to 512 [ 3123.006202][T26626] loop2: detected capacity change from 0 to 512 10:44:07 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.041331][T26601] loop1: detected capacity change from 0 to 512 [ 3123.056701][T26626] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.061923][T26601] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.067942][T26591] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000bf01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000b01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000011b0000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4c000000}, 0x0) [ 3123.095992][T26618] loop4: detected capacity change from 0 to 512 [ 3123.114116][T26618] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x60000000}, 0x0) [ 3123.179371][T26648] loop1: detected capacity change from 0 to 512 [ 3123.179389][T26650] loop2: detected capacity change from 0 to 512 [ 3123.186021][T26653] loop0: detected capacity change from 0 to 512 [ 3123.204180][T26650] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.248307][T26648] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.265912][T26665] loop3: detected capacity change from 0 to 512 [ 3123.273273][T26671] loop4: detected capacity change from 0 to 512 [ 3123.285295][T26653] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x68000000}, 0x0) [ 3123.305279][T26671] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.316924][T26665] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.338480][T26682] loop2: detected capacity change from 0 to 512 10:44:08 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.364165][T26682] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.367820][T26648] loop1: detected capacity change from 0 to 512 [ 3123.388695][T26648] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.395043][T26671] loop4: detected capacity change from 0 to 512 [ 3123.399753][T26665] loop3: detected capacity change from 0 to 512 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6c000000}, 0x0) [ 3123.422606][T26682] loop2: detected capacity change from 0 to 512 [ 3123.436652][T26703] loop0: detected capacity change from 0 to 512 [ 3123.449390][T26665] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.458124][T26671] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.470763][T26682] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.495008][T26703] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:08 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x74000000}, 0x0) 10:44:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001240000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.542566][T26712] loop1: detected capacity change from 0 to 512 [ 3123.550770][T26712] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7a000000}, 0x0) [ 3123.597659][T26703] loop0: detected capacity change from 0 to 512 [ 3123.618386][T26728] loop2: detected capacity change from 0 to 512 [ 3123.625339][T26703] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.641299][T26728] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.664203][T26712] loop1: detected capacity change from 0 to 512 [ 3123.674520][T26712] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.681960][T26744] loop4: detected capacity change from 0 to 512 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xffffff7f}, 0x0) [ 3123.692361][T26742] loop3: detected capacity change from 0 to 512 10:44:08 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.726463][T26742] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.744552][T26728] loop2: detected capacity change from 0 to 512 [ 3123.745270][T26744] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3123.771869][T26728] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.792431][T26761] __nla_validate_parse: 105 callbacks suppressed [ 3123.792442][T26761] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3123.812133][T26764] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x40030000000000}, 0x0) [ 3123.832190][T26762] loop1: detected capacity change from 0 to 512 [ 3123.839154][T26759] loop0: detected capacity change from 0 to 512 [ 3123.853213][T26759] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.870541][T26762] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:08 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3123.897375][T26773] loop4: detected capacity change from 0 to 512 [ 3123.908463][T26759] loop0: detected capacity change from 0 to 512 [ 3123.908993][T26780] loop2: detected capacity change from 0 to 512 [ 3123.915382][T26759] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.936609][T26784] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:08 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x100000000000000}, 0x0) [ 3123.937001][T26773] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.957087][T26790] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3123.969921][T26780] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3123.981297][T26762] loop1: detected capacity change from 0 to 512 [ 3123.994146][T26789] loop3: detected capacity change from 0 to 512 [ 3124.018889][T26801] loop0: detected capacity change from 0 to 512 [ 3124.020684][T26773] loop4: detected capacity change from 0 to 512 [ 3124.026937][T26801] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.048434][T26762] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.052281][T26807] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x200000000000000}, 0x0) [ 3124.070328][T26773] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.075160][T26809] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3124.103625][T26789] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.125017][T26780] loop2: detected capacity change from 0 to 512 [ 3124.128111][T26818] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3124.142599][T26801] loop0: detected capacity change from 0 to 512 [ 3124.145361][T26820] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x201000000000000}, 0x0) [ 3124.166004][T26780] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.182066][T26801] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.192789][T26789] loop3: detected capacity change from 0 to 512 [ 3124.194579][T26827] loop1: detected capacity change from 0 to 512 [ 3124.206496][T26789] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.217550][T26828] loop4: detected capacity change from 0 to 512 10:44:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.235954][T26827] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.258720][T26839] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3124.269610][T26840] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 10:44:09 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:09 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x300000000000000}, 0x0) [ 3124.282529][T26828] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.305178][T26827] loop1: detected capacity change from 0 to 512 [ 3124.316228][T26847] loop2: detected capacity change from 0 to 512 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x400000000000000}, 0x0) [ 3124.327172][T26847] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.333919][T26827] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.349421][T26852] loop3: detected capacity change from 0 to 512 [ 3124.349720][T26828] loop4: detected capacity change from 0 to 512 [ 3124.363970][T26852] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:09 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.388344][T26828] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.405657][T26847] loop2: detected capacity change from 0 to 512 [ 3124.414276][T26847] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.430999][T26872] loop0: detected capacity change from 0 to 512 10:44:09 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x500000000000000}, 0x0) [ 3124.456731][T26872] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.467023][T26884] loop1: detected capacity change from 0 to 512 [ 3124.477313][T26885] loop3: detected capacity change from 0 to 512 10:44:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.505774][T26884] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.530077][T26885] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.536693][T26893] loop4: detected capacity change from 0 to 512 [ 3124.546395][T26872] loop0: detected capacity change from 0 to 512 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x600000000000000}, 0x0) 10:44:09 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.564397][T26893] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x700000000000000}, 0x0) [ 3124.613492][T26872] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.629006][T26884] loop1: detected capacity change from 0 to 512 [ 3124.635849][T26884] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.652290][T26893] loop4: detected capacity change from 0 to 512 10:44:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.658696][T26909] loop2: detected capacity change from 0 to 512 [ 3124.675284][T26909] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.687961][T26922] loop3: detected capacity change from 0 to 512 [ 3124.701589][T26893] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x800000000000000}, 0x0) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x900000000000000}, 0x0) [ 3124.707595][T26922] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.733035][T26909] loop2: detected capacity change from 0 to 512 10:44:09 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3124.783922][T26909] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.794757][T26922] loop3: detected capacity change from 0 to 512 [ 3124.797134][T26935] loop1: detected capacity change from 0 to 512 [ 3124.803542][T26922] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000f501000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.829872][T26935] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xa00000000000000}, 0x0) [ 3124.882949][T26955] loop0: detected capacity change from 0 to 512 [ 3124.883502][T26935] loop1: detected capacity change from 0 to 512 [ 3124.891212][T26956] loop4: detected capacity change from 0 to 512 [ 3124.902809][T26935] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.918028][T26955] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3124.974921][T26956] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3124.992578][T26968] loop2: detected capacity change from 0 to 512 [ 3124.993538][T26963] loop3: detected capacity change from 0 to 512 [ 3125.006562][T26955] loop0: detected capacity change from 0 to 512 [ 3125.013908][T26968] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:09 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xb00000000000000}, 0x0) [ 3125.039771][T26963] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.044724][T26955] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.052003][T26984] loop1: detected capacity change from 0 to 512 [ 3125.070709][T26984] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3125.100079][T26968] loop2: detected capacity change from 0 to 512 [ 3125.107336][T26968] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.130213][T26963] loop3: detected capacity change from 0 to 512 10:44:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xc00000000000000}, 0x0) [ 3125.161786][T26963] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.175543][T26998] loop4: detected capacity change from 0 to 512 [ 3125.204622][T27006] loop1: detected capacity change from 0 to 512 [ 3125.210884][T26998] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.213469][T27006] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.235905][T27015] loop0: detected capacity change from 0 to 512 10:44:10 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xd00000000000000}, 0x0) [ 3125.250987][T27018] loop2: detected capacity change from 0 to 512 [ 3125.279282][T27015] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.289964][T27018] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.309015][T27032] loop3: detected capacity change from 0 to 512 [ 3125.316090][T27006] loop1: detected capacity change from 0 to 512 10:44:10 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xe00000000000000}, 0x0) [ 3125.318048][T27032] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.327439][T27006] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3125.417469][T27015] loop0: detected capacity change from 0 to 512 [ 3125.425688][T27015] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.427089][T27048] loop4: detected capacity change from 0 to 512 [ 3125.446795][T27048] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1000000000000000}, 0x0) [ 3125.502654][T27061] loop1: detected capacity change from 0 to 512 [ 3125.511957][T27061] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.517888][T27059] loop3: detected capacity change from 0 to 512 [ 3125.527755][T27063] loop2: detected capacity change from 0 to 512 [ 3125.540730][T27063] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.547108][T27059] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1100000000000000}, 0x0) [ 3125.649450][T27076] loop4: detected capacity change from 0 to 512 [ 3125.656334][T27063] loop2: detected capacity change from 0 to 512 [ 3125.672601][T27076] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.684307][T27063] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x1200000000000000}, 0x0) 10:44:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3125.686839][T27086] loop0: detected capacity change from 0 to 512 [ 3125.716217][T27059] loop3: detected capacity change from 0 to 512 [ 3125.723308][T27059] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.734081][T27090] loop1: detected capacity change from 0 to 512 10:44:10 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2000000000000000}, 0x0) 10:44:10 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000fc01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3125.741156][T27086] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.758828][T27090] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.772924][T27103] loop2: detected capacity change from 0 to 512 [ 3125.822246][T27110] loop4: detected capacity change from 0 to 512 [ 3125.839290][T27103] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.849775][T27110] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.862321][T27090] loop1: detected capacity change from 0 to 512 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x2500000000000000}, 0x0) [ 3125.869093][T27115] loop3: detected capacity change from 0 to 512 [ 3125.878119][T27086] loop0: detected capacity change from 0 to 512 [ 3125.891164][T27115] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3125.914533][T27090] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.926322][T27086] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3125.938204][T27103] loop2: detected capacity change from 0 to 512 [ 3125.960738][T27110] loop4: detected capacity change from 0 to 512 10:44:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:10 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3125.977168][T27103] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.009279][T27110] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4800000000000000}, 0x0) [ 3126.030310][T27149] loop3: detected capacity change from 0 to 512 [ 3126.037115][T27150] loop1: detected capacity change from 0 to 512 [ 3126.045090][T27150] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.056003][T27149] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x4c00000000000000}, 0x0) 10:44:11 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3126.075503][T27151] loop2: detected capacity change from 0 to 512 [ 3126.100805][T27165] loop0: detected capacity change from 0 to 512 [ 3126.106619][T27151] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.118819][T27150] loop1: detected capacity change from 0 to 512 [ 3126.130821][T27149] loop3: detected capacity change from 0 to 512 [ 3126.138292][T27150] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.142461][T27165] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6000000000000000}, 0x0) [ 3126.172251][T27149] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001003f00000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3126.216701][T27182] loop4: detected capacity change from 0 to 512 [ 3126.241044][T27165] loop0: detected capacity change from 0 to 512 10:44:11 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6800000000000000}, 0x0) [ 3126.265299][T27182] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.280201][T27165] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.287316][T27197] loop2: detected capacity change from 0 to 512 [ 3126.304424][T27197] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3126.317446][T27202] loop1: detected capacity change from 0 to 512 [ 3126.319349][T27206] loop3: detected capacity change from 0 to 512 [ 3126.353269][T27202] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x6c00000000000000}, 0x0) [ 3126.364587][T27182] loop4: detected capacity change from 0 to 512 [ 3126.373609][T27182] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.386201][T27206] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.411199][T27202] loop1: detected capacity change from 0 to 512 [ 3126.419856][T27202] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.437144][T27197] loop2: detected capacity change from 0 to 512 [ 3126.443940][T27206] loop3: detected capacity change from 0 to 512 [ 3126.447192][T27197] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7400000000000000}, 0x0) 10:44:11 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3126.462704][T27206] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.475897][T27232] loop0: detected capacity change from 0 to 512 10:44:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f0000000000000000014c0000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x7a00000000000000}, 0x0) 10:44:11 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3126.518947][T27232] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.540136][T27250] loop4: detected capacity change from 0 to 512 [ 3126.590211][T27232] loop0: detected capacity change from 0 to 512 [ 3126.597573][T27232] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.617677][T27250] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.622219][T27260] loop3: detected capacity change from 0 to 512 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x8000000000000000}, 0x0) [ 3126.631037][T27265] loop2: detected capacity change from 0 to 512 [ 3126.636776][T27260] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.650011][T27263] loop1: detected capacity change from 0 to 512 [ 3126.679226][T27265] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xffffff7f00000000}, 0x0) [ 3126.690273][T27263] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.715893][T27260] loop3: detected capacity change from 0 to 512 [ 3126.730384][T27260] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3126.749672][T27263] loop1: detected capacity change from 0 to 512 [ 3126.749757][T27286] loop0: detected capacity change from 0 to 512 [ 3126.765202][T27286] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.777377][T27265] loop2: detected capacity change from 0 to 512 [ 3126.784572][T27265] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0xffffffff00000000}, 0x0) 10:44:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3126.801478][T27263] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.830648][T27286] loop0: detected capacity change from 0 to 512 [ 3126.839005][T27286] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x2}, 0x0) [ 3126.862346][T27305] loop4: detected capacity change from 0 to 512 [ 3126.878983][T27315] loop2: detected capacity change from 0 to 512 [ 3126.888250][T27315] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.899522][T27316] loop3: detected capacity change from 0 to 512 10:44:11 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x3}, 0x0) [ 3126.919070][T27305] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.933172][T27319] loop1: detected capacity change from 0 to 512 [ 3126.947595][T27316] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.956730][T27319] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3126.991309][T27319] loop1: detected capacity change from 0 to 512 [ 3126.994137][T27305] loop4: detected capacity change from 0 to 512 [ 3127.015424][T27316] loop3: detected capacity change from 0 to 512 [ 3127.023467][T27319] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.023608][T27305] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.044347][T27339] loop0: detected capacity change from 0 to 512 [ 3127.056882][T27353] loop2: detected capacity change from 0 to 512 [ 3127.060122][T27339] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.063977][T27316] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x4}, 0x0) [ 3127.082117][T27353] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000901000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3127.153982][T27339] loop0: detected capacity change from 0 to 512 [ 3127.176964][T27339] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.217512][T27375] loop1: detected capacity change from 0 to 512 [ 3127.218216][T27380] loop4: detected capacity change from 0 to 512 [ 3127.239656][T27379] loop2: detected capacity change from 0 to 512 [ 3127.254773][T27375] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x5}, 0x0) [ 3127.265551][T27379] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.281804][T27377] loop3: detected capacity change from 0 to 512 [ 3127.288624][T27380] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.291683][T27377] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6}, 0x0) 10:44:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3127.321868][T27391] loop0: detected capacity change from 0 to 512 [ 3127.322489][T27379] loop2: detected capacity change from 0 to 512 [ 3127.338104][T27391] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.342438][T27379] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.361779][T27380] loop4: detected capacity change from 0 to 512 10:44:12 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000000a000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x7}, 0x0) 10:44:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3127.376397][T27380] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.438010][T27391] loop0: detected capacity change from 0 to 512 [ 3127.445679][T27420] loop3: detected capacity change from 0 to 512 [ 3127.450512][T27391] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.467677][T27424] loop2: detected capacity change from 0 to 512 [ 3127.469738][T27427] loop4: detected capacity change from 0 to 512 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x8}, 0x0) [ 3127.477774][T27420] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.496678][T27425] loop1: detected capacity change from 0 to 512 [ 3127.507092][T27424] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.507351][T27425] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3127.542433][T27427] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x9}, 0x0) [ 3127.634213][T27427] loop4: detected capacity change from 0 to 512 [ 3127.640768][T27445] loop3: detected capacity change from 0 to 512 [ 3127.649024][T27425] loop1: detected capacity change from 0 to 512 [ 3127.649038][T27445] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.659745][T27425] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.676738][T27427] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.687353][T27444] loop0: detected capacity change from 0 to 512 [ 3127.700275][T27461] loop2: detected capacity change from 0 to 512 [ 3127.704330][T27444] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xa}, 0x0) 10:44:12 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3127.730021][T27461] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.740414][T27445] loop3: detected capacity change from 0 to 512 [ 3127.748198][T27445] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.769954][T27461] loop2: detected capacity change from 0 to 512 10:44:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xb}, 0x0) 10:44:12 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001b60000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xc}, 0x0) [ 3127.776965][T27461] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.788297][T27479] loop4: detected capacity change from 0 to 512 [ 3127.799317][T27479] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.862474][T27444] loop0: detected capacity change from 0 to 512 [ 3127.877197][T27479] loop4: detected capacity change from 0 to 512 [ 3127.877726][T27444] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.883998][T27479] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xd}, 0x0) 10:44:12 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3127.906789][T27490] loop1: detected capacity change from 0 to 512 [ 3127.911556][T27498] loop3: detected capacity change from 0 to 512 [ 3127.923134][T27498] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3127.926639][T27508] loop2: detected capacity change from 0 to 512 [ 3127.944927][T27490] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:12 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3127.993829][T27508] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.030942][T27498] loop3: detected capacity change from 0 to 512 10:44:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xe}, 0x0) [ 3128.038401][T27498] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.050662][T27528] loop1: detected capacity change from 0 to 512 [ 3128.080139][T27508] loop2: detected capacity change from 0 to 512 10:44:13 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3128.090096][T27528] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.090485][T27508] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.102285][T27529] loop0: detected capacity change from 0 to 512 [ 3128.122323][T27529] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x10}, 0x0) 10:44:13 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x11}, 0x0) [ 3128.158547][T27534] loop4: detected capacity change from 0 to 512 [ 3128.189166][T27534] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.228205][T27529] loop0: detected capacity change from 0 to 512 [ 3128.239831][T27562] loop2: detected capacity change from 0 to 512 [ 3128.249678][T27561] loop3: detected capacity change from 0 to 512 [ 3128.250974][T27556] loop1: detected capacity change from 0 to 512 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x12}, 0x0) 10:44:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3128.268836][T27562] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.279628][T27556] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.280442][T27561] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.290521][T27529] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.365580][T27561] loop3: detected capacity change from 0 to 512 [ 3128.372390][T27556] loop1: detected capacity change from 0 to 512 [ 3128.382097][T27561] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.396710][T27556] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x25}, 0x0) 10:44:13 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3128.416228][T27562] loop2: detected capacity change from 0 to 512 [ 3128.424797][T27562] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x48}, 0x0) [ 3128.473372][T27589] loop4: detected capacity change from 0 to 512 10:44:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3128.521165][T27589] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.522506][T27606] loop0: detected capacity change from 0 to 512 [ 3128.555801][T27606] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x4c}, 0x0) [ 3128.566997][T27613] loop1: detected capacity change from 0 to 512 [ 3128.576461][T27615] loop3: detected capacity change from 0 to 512 [ 3128.585411][T27614] loop2: detected capacity change from 0 to 512 [ 3128.596168][T27613] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.607767][T27615] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x60}, 0x0) [ 3128.627960][T27614] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.639608][T27606] loop0: detected capacity change from 0 to 512 [ 3128.641132][T27589] loop4: detected capacity change from 0 to 512 [ 3128.652604][T27606] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x68}, 0x0) [ 3128.678234][T27589] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.694243][T27613] loop1: detected capacity change from 0 to 512 [ 3128.700653][T27615] loop3: detected capacity change from 0 to 512 [ 3128.717837][T27615] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002e01000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3128.731232][T27613] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.743150][T27614] loop2: detected capacity change from 0 to 512 [ 3128.757416][T27614] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6c}, 0x0) [ 3128.780304][T27652] loop4: detected capacity change from 0 to 512 10:44:13 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x74}, 0x0) [ 3128.852930][T27663] loop0: detected capacity change from 0 to 512 [ 3128.859855][T27652] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.870055][T27673] loop3: detected capacity change from 0 to 512 [ 3128.878159][T27676] loop2: detected capacity change from 0 to 512 [ 3128.884178][T27673] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x7a}, 0x0) [ 3128.893057][T27676] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.897445][T27663] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.923840][T27652] loop4: detected capacity change from 0 to 512 [ 3128.941760][T27652] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3128.952231][T27690] loop1: detected capacity change from 0 to 512 10:44:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x102}, 0x0) [ 3128.991184][T27673] loop3: detected capacity change from 0 to 512 [ 3128.995607][T27690] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3128.997637][T27676] loop2: detected capacity change from 0 to 512 [ 3129.009819][T27706] loop4: detected capacity change from 0 to 512 [ 3129.016446][T27663] loop0: detected capacity change from 0 to 512 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x201}, 0x0) [ 3129.046186][T27673] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.057538][T27663] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.069261][T27676] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.082264][T27706] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x300}, 0x0) [ 3129.196171][T27724] loop2: detected capacity change from 0 to 512 [ 3129.203511][T27728] loop4: detected capacity change from 0 to 512 [ 3129.233301][T27724] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.235024][T27735] loop1: detected capacity change from 0 to 512 [ 3129.251625][T27744] loop3: detected capacity change from 0 to 512 [ 3129.260823][T27735] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.273721][T27622] ================================================================== [ 3129.282002][T27622] BUG: KCSAN: data-race in security_inode_getattr / vfs_rmdir [ 3129.289644][T27622] [ 3129.292055][T27622] write to 0xffff888132b8d324 of 4 bytes by task 27621 on cpu 0: [ 3129.300304][T27622] vfs_rmdir+0x183/0x2c0 [ 3129.304556][T27622] do_rmdir+0x14a/0x2e0 [ 3129.308833][T27622] __x64_sys_rmdir+0x2c/0x30 [ 3129.313521][T27622] do_syscall_64+0x34/0x50 [ 3129.318205][T27622] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3129.324197][T27622] [ 3129.326605][T27622] read to 0xffff888132b8d324 of 4 bytes by task 27622 on cpu 1: [ 3129.335282][T27622] security_inode_getattr+0x31/0xd0 [ 3129.340586][T27622] vfs_statx+0xf8/0x290 [ 3129.344830][T27622] __se_sys_newstat+0x46/0x250 [ 3129.350572][T27622] __x64_sys_newstat+0x2d/0x40 [ 3129.356114][T27622] do_syscall_64+0x34/0x50 [ 3129.360888][T27622] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3129.367226][T27622] [ 3129.369555][T27622] Reported by Kernel Concurrency Sanitizer on: [ 3129.376134][T27622] CPU: 1 PID: 27622 Comm: systemd-udevd Not tainted 5.12.0-rc8-syzkaller #0 [ 3129.385101][T27622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x500}, 0x0) 10:44:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x600}, 0x0) 10:44:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x700}, 0x0) [ 3129.395247][T27622] ================================================================== [ 3129.407969][T27744] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.419769][T27741] loop0: detected capacity change from 0 to 512 [ 3129.420073][T27728] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.426364][T27724] loop2: detected capacity change from 0 to 512 10:44:14 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3129.453020][T27741] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.521356][T27728] loop4: detected capacity change from 0 to 512 [ 3129.522334][T27776] loop3: detected capacity change from 0 to 512 [ 3129.552604][T27728] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.564716][T27776] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.579131][T27741] loop0: detected capacity change from 0 to 512 [ 3129.593862][T27785] loop2: detected capacity change from 0 to 512 [ 3129.606590][T27741] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.618090][T27785] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.627696][T27776] loop3: detected capacity change from 0 to 512 [ 3129.641287][T27776] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:14 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x900}, 0x0) 10:44:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3129.693264][T27785] loop2: detected capacity change from 0 to 512 [ 3129.708414][T27785] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.729453][T27804] loop3: detected capacity change from 0 to 512 [ 3129.741398][T27804] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.743516][T27808] loop1: detected capacity change from 0 to 512 [ 3129.766860][T27807] loop4: detected capacity change from 0 to 512 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xa00}, 0x0) [ 3129.786772][T27807] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.807898][T27808] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.818644][T27819] loop0: detected capacity change from 0 to 512 [ 3129.819149][T27820] loop2: detected capacity change from 0 to 512 10:44:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f00000000000000000100c700000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xb00}, 0x0) [ 3129.840048][T27807] loop4: detected capacity change from 0 to 512 [ 3129.847100][T27819] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.847175][T27820] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.864850][T27807] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.881516][T27804] loop3: detected capacity change from 0 to 512 10:44:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3129.903031][T27804] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.934949][T27819] loop0: detected capacity change from 0 to 512 10:44:14 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:14 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3129.952285][T27819] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3129.970002][T27848] loop1: detected capacity change from 0 to 512 [ 3129.982561][T27848] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:14 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xc00}, 0x0) [ 3130.046530][T27861] loop4: detected capacity change from 0 to 512 [ 3130.053865][T27848] loop1: detected capacity change from 0 to 512 [ 3130.065127][T27860] loop2: detected capacity change from 0 to 512 [ 3130.077549][T27848] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.100047][T27861] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.118481][T27860] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.132099][T27871] loop3: detected capacity change from 0 to 512 10:44:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xd00}, 0x0) [ 3130.154786][T27882] loop0: detected capacity change from 0 to 512 [ 3130.169478][T27871] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.169509][T27882] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.227958][T27891] loop2: detected capacity change from 0 to 512 [ 3130.229828][T27889] loop1: detected capacity change from 0 to 512 [ 3130.234420][T27861] loop4: detected capacity change from 0 to 512 [ 3130.244442][T27882] loop0: detected capacity change from 0 to 512 [ 3130.254810][T27891] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.268049][T27882] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3130.279539][T27861] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.280849][T27889] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.300589][T27871] loop3: detected capacity change from 0 to 512 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xe00}, 0x0) [ 3130.320507][T27871] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3130.351188][T27891] loop2: detected capacity change from 0 to 512 [ 3130.367340][T27891] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x1100}, 0x0) 10:44:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3130.428557][T27925] loop0: detected capacity change from 0 to 512 [ 3130.428639][T27924] loop4: detected capacity change from 0 to 512 [ 3130.442298][T27924] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.460582][T27925] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x1200}, 0x0) [ 3130.486099][T27924] loop4: detected capacity change from 0 to 512 [ 3130.486573][T27935] loop1: detected capacity change from 0 to 512 [ 3130.493143][T27931] loop3: detected capacity change from 0 to 512 [ 3130.501643][T27924] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.518271][T27931] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x2000}, 0x0) 10:44:15 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3130.523458][T27935] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.552943][T27925] loop0: detected capacity change from 0 to 512 [ 3130.567967][T27925] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x2500}, 0x0) [ 3130.601266][T27931] loop3: detected capacity change from 0 to 512 [ 3130.608092][T27935] loop1: detected capacity change from 0 to 512 [ 3130.616331][T27931] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.637504][T27967] loop4: detected capacity change from 0 to 512 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x4800}, 0x0) 10:44:15 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x4c00}, 0x0) [ 3130.653798][T27970] loop2: detected capacity change from 0 to 512 [ 3130.661954][T27935] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.690949][T27967] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3130.752402][T27970] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.775760][T27989] loop0: detected capacity change from 0 to 512 [ 3130.787770][T27970] loop2: detected capacity change from 0 to 512 10:44:15 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6000}, 0x0) [ 3130.799223][T27989] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.816343][T27970] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.818848][T27994] loop3: detected capacity change from 0 to 512 [ 3130.836084][T27994] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:15 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3130.844839][T28005] loop4: detected capacity change from 0 to 512 [ 3130.868425][T28005] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6800}, 0x0) [ 3130.910737][T27989] loop0: detected capacity change from 0 to 512 [ 3130.914618][T28020] loop1: detected capacity change from 0 to 512 [ 3130.920565][T28022] loop2: detected capacity change from 0 to 512 [ 3130.924263][T27989] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.951922][T28005] loop4: detected capacity change from 0 to 512 10:44:15 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3130.967043][T28005] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.991278][T28022] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3130.996838][T28020] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.004577][T28036] loop3: detected capacity change from 0 to 512 10:44:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6c00}, 0x0) 10:44:15 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3131.038316][T28036] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.057741][T28022] loop2: detected capacity change from 0 to 512 [ 3131.065068][T28045] loop0: detected capacity change from 0 to 512 [ 3131.075038][T28022] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x7400}, 0x0) [ 3131.089368][T28045] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.107830][T28036] loop3: detected capacity change from 0 to 512 [ 3131.110353][T28020] loop1: detected capacity change from 0 to 512 [ 3131.116780][T28036] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.139561][T28020] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.152494][T28062] loop4: detected capacity change from 0 to 512 10:44:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x7a00}, 0x0) [ 3131.181936][T28062] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.187395][T28045] loop0: detected capacity change from 0 to 512 [ 3131.203803][T28072] loop3: detected capacity change from 0 to 512 [ 3131.218885][T28045] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x34000}, 0x0) [ 3131.243895][T28079] loop1: detected capacity change from 0 to 512 [ 3131.250656][T28089] loop2: detected capacity change from 0 to 512 [ 3131.268623][T28089] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.268729][T28072] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x400300}, 0x0) [ 3131.303115][T28079] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.307197][T28062] loop4: detected capacity change from 0 to 512 10:44:16 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000002201000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x1000000}, 0x0) [ 3131.365727][T28104] loop0: detected capacity change from 0 to 512 [ 3131.374368][T28104] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.393575][T28089] loop2: detected capacity change from 0 to 512 [ 3131.393820][T28072] loop3: detected capacity change from 0 to 512 [ 3131.429499][T28119] loop1: detected capacity change from 0 to 512 [ 3131.438511][T28072] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.438621][T28089] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.463906][T28119] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x2000000}, 0x0) 10:44:16 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.469018][T28104] loop0: detected capacity change from 0 to 512 [ 3131.482006][T28104] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.507263][T28132] loop4: detected capacity change from 0 to 512 10:44:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.544164][T28132] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3131.590552][T28151] loop1: detected capacity change from 0 to 512 [ 3131.597292][T28152] loop2: detected capacity change from 0 to 512 [ 3131.599007][T28148] loop0: detected capacity change from 0 to 512 [ 3131.612040][T28148] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x2010000}, 0x0) 10:44:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.632072][T28152] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.643492][T28151] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.661782][T28149] loop3: detected capacity change from 0 to 512 [ 3131.672352][T28149] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.683095][T28148] loop0: detected capacity change from 0 to 512 10:44:16 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.696828][T28164] loop4: detected capacity change from 0 to 512 [ 3131.710251][T28148] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.723461][T28164] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x3000000}, 0x0) 10:44:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3131.743515][T28151] loop1: detected capacity change from 0 to 512 [ 3131.767011][T28151] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.779605][T28181] loop0: detected capacity change from 0 to 512 [ 3131.801093][T28181] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.811086][T28149] loop3: detected capacity change from 0 to 512 [ 3131.817793][T28176] loop2: detected capacity change from 0 to 512 [ 3131.818392][T28164] loop4: detected capacity change from 0 to 512 [ 3131.832850][T28149] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x4000000}, 0x0) [ 3131.843484][T28164] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.865334][T28176] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3131.878972][T28195] loop1: detected capacity change from 0 to 512 [ 3131.888319][T28195] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x5000000}, 0x0) 10:44:16 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 3131.901812][T28181] loop0: detected capacity change from 0 to 512 [ 3131.927163][T28181] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x6000000}, 0x0) [ 3131.946453][T28176] loop2: detected capacity change from 0 to 512 [ 3131.964618][T28176] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3132.016354][T28232] loop1: detected capacity change from 0 to 512 [ 3132.017165][T28226] loop4: detected capacity change from 0 to 512 [ 3132.031459][T28226] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.042319][T28235] loop3: detected capacity change from 0 to 512 [ 3132.051739][T28235] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x7000000}, 0x0) 10:44:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:16 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3132.063146][T28232] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.093028][T28244] loop0: detected capacity change from 0 to 512 [ 3132.101149][T28244] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x8000000}, 0x0) [ 3132.123219][T28252] loop2: detected capacity change from 0 to 512 [ 3132.124765][T28226] loop4: detected capacity change from 0 to 512 [ 3132.136548][T28232] loop1: detected capacity change from 0 to 512 [ 3132.147206][T28226] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.158932][T28232] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:17 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:44:17 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) 10:44:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0x9000000}, 0x0) [ 3132.172091][T28252] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.190718][T28264] loop3: detected capacity change from 0 to 512 [ 3132.206016][T28264] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xa000000}, 0x0) [ 3132.238865][T28275] loop0: detected capacity change from 0 to 512 [ 3132.245439][T28252] loop2: detected capacity change from 0 to 512 [ 3132.252098][T28264] loop3: detected capacity change from 0 to 512 [ 3132.260709][T28274] loop4: detected capacity change from 0 to 512 [ 3132.275215][T28274] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:17 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x2000000}}]}) [ 3132.279758][T28264] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.286872][T28252] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.306575][T28290] loop1: detected capacity change from 0 to 512 [ 3132.313359][T28275] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 3132.320805][T28290] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 10:44:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000580)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16, @ANYBLOB="0106000000000000000001000000060101001080036c1410bc903ba846cd33b836655f71530dbc883b1461665a61372dbff4d20a8acd42d2a6311a0a7ba5237c314032464d72f63da7881a3cf593b6afd0204cba9548f9e4b75b291923b483b7441c00"], 0x134}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="34010000", @ANYRES16=r1, @ANYBLOB="0106000000000000000002"], 0x134}, 0x1, 0x0, 0xb000000}, 0x0) 10:44:17 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="0000000000000000000000