000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 303.257201][ T757] ISOFS: Unable to identify CD-ROM format. [ 303.260132][ T774] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 303.291876][ T785] loop0: detected capacity change from 0 to 264192 09:09:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:09 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:09 executing program 3 (fault-call:0 fault-nth:78): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 303.313617][ T785] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 303.323183][ T785] EXT4-fs (loop0): group descriptors corrupted! 09:09:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 303.373978][ T801] loop4: detected capacity change from 0 to 264192 [ 303.386570][ T801] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 303.396081][ T795] loop1: detected capacity change from 0 to 264192 09:09:09 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1300700, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 303.457079][ T795] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 303.487380][ T815] loop5: detected capacity change from 0 to 264192 [ 303.488406][ T810] FAULT_INJECTION: forcing a failure. [ 303.488406][ T810] name failslab, interval 1, probability 0, space 0, times 0 [ 303.506611][ T810] CPU: 0 PID: 810 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 303.507798][ T815] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 303.515205][ T810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.515218][ T810] Call Trace: [ 303.515224][ T810] dump_stack+0x137/0x19d [ 303.515246][ T810] should_fail+0x23c/0x250 [ 303.515262][ T810] ? mempool_alloc_slab+0x16/0x20 [ 303.552668][ T810] __should_failslab+0x81/0x90 [ 303.557441][ T810] should_failslab+0x5/0x20 [ 303.561934][ T810] kmem_cache_alloc+0x46/0x2f0 [ 303.566763][ T810] ? PageHuge+0x59/0xc0 [ 303.570980][ T810] mempool_alloc_slab+0x16/0x20 [ 303.575901][ T810] ? mempool_free+0x130/0x130 [ 303.580651][ T810] mempool_alloc+0x8c/0x300 [ 303.585184][ T810] ? __find_get_block+0x641/0x900 [ 303.590230][ T810] bio_alloc_bioset+0xcc/0x480 [ 303.594986][ T810] ? __cond_resched+0x11/0x40 [ 303.599642][ T810] submit_bh_wbc+0x130/0x330 [ 303.604784][ T810] __bread_gfp+0x110/0x220 [ 303.609182][ T810] isofs_fill_super+0x9c5/0x1940 [ 303.614146][ T810] ? set_blocksize+0x197/0x270 [ 303.618915][ T810] mount_bdev+0x1e8/0x290 [ 303.623229][ T810] ? isofs_mount+0x40/0x40 [ 303.627629][ T810] ? _isofs_bmap+0x30/0x30 [ 303.632045][ T810] isofs_mount+0x2d/0x40 [ 303.636340][ T810] legacy_get_tree+0x70/0xc0 [ 303.640947][ T810] vfs_get_tree+0x4a/0x1a0 [ 303.645365][ T810] path_mount+0x11d4/0x1ce0 [ 303.649869][ T810] __se_sys_mount+0x23d/0x2e0 [ 303.654532][ T810] ? mntput+0x45/0x70 [ 303.658490][ T810] __x64_sys_mount+0x63/0x70 [ 303.663079][ T810] do_syscall_64+0x4a/0x90 [ 303.667502][ T810] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 303.673455][ T810] RIP: 0033:0x467afa [ 303.677334][ T810] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 303.697024][ T810] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 09:09:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 303.705418][ T810] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 303.713389][ T810] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 303.721338][ T810] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 303.729382][ T810] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 303.737476][ T810] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 09:09:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 303.757515][ T810] ISOFS: Unable to identify CD-ROM format. 09:09:09 executing program 3 (fault-call:0 fault-nth:79): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:09 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:09 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x14ac000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 303.815369][ T836] loop1: detected capacity change from 0 to 264192 [ 303.822758][ T836] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 303.841132][ T834] loop4: detected capacity change from 0 to 264192 09:09:09 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 303.862525][ T845] loop0: detected capacity change from 0 to 264192 [ 303.879092][ T845] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 303.888106][ T834] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 303.888686][ T845] EXT4-fs (loop0): group descriptors corrupted! [ 303.924069][ T855] FAULT_INJECTION: forcing a failure. [ 303.924069][ T855] name failslab, interval 1, probability 0, space 0, times 0 [ 303.936795][ T855] CPU: 0 PID: 855 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 303.945383][ T855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.955435][ T855] Call Trace: [ 303.958709][ T855] dump_stack+0x137/0x19d [ 303.963049][ T855] should_fail+0x23c/0x250 [ 303.967454][ T855] ? mempool_alloc_slab+0x16/0x20 09:09:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 303.972497][ T855] __should_failslab+0x81/0x90 [ 303.977340][ T855] should_failslab+0x5/0x20 [ 303.981904][ T855] kmem_cache_alloc+0x46/0x2f0 [ 303.983373][ T860] loop5: detected capacity change from 0 to 264192 [ 303.986672][ T855] ? PageHuge+0x59/0xc0 [ 303.986695][ T855] mempool_alloc_slab+0x16/0x20 [ 303.986713][ T855] ? mempool_free+0x130/0x130 [ 303.999134][ T860] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 304.002348][ T855] mempool_alloc+0x8c/0x300 09:09:10 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 304.002371][ T855] ? __find_get_block+0x641/0x900 [ 304.026616][ T855] bio_alloc_bioset+0xcc/0x480 [ 304.031377][ T855] submit_bh_wbc+0x130/0x330 [ 304.035967][ T855] __bread_gfp+0x110/0x220 [ 304.040385][ T855] isofs_fill_super+0x9c5/0x1940 [ 304.045377][ T855] ? set_blocksize+0x197/0x270 [ 304.050206][ T855] mount_bdev+0x1e8/0x290 [ 304.054562][ T855] ? isofs_mount+0x40/0x40 [ 304.057291][ T872] loop1: detected capacity change from 0 to 264192 [ 304.059053][ T855] ? _isofs_bmap+0x30/0x30 [ 304.059076][ T855] isofs_mount+0x2d/0x40 [ 304.074173][ T855] legacy_get_tree+0x70/0xc0 [ 304.078855][ T855] vfs_get_tree+0x4a/0x1a0 [ 304.083268][ T855] path_mount+0x11d4/0x1ce0 [ 304.085751][ T872] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 304.087760][ T855] __se_sys_mount+0x23d/0x2e0 [ 304.087779][ T855] ? mntput+0x45/0x70 [ 304.087796][ T855] ? __fpregs_load_activate+0x103/0x1b0 [ 304.112243][ T855] __x64_sys_mount+0x63/0x70 [ 304.116811][ T855] do_syscall_64+0x4a/0x90 [ 304.121279][ T855] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 304.127156][ T855] RIP: 0033:0x467afa [ 304.131025][ T855] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.150800][ T855] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 304.159286][ T855] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 304.167259][ T855] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 09:09:10 executing program 3 (fault-call:0 fault-nth:80): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 304.175207][ T855] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 304.183155][ T855] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 304.191164][ T855] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 304.204805][ T855] ISOFS: Unable to identify CD-ROM format. [ 304.217385][ T871] loop4: detected capacity change from 0 to 264192 09:09:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:10 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x2000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 304.277360][ T888] FAULT_INJECTION: forcing a failure. [ 304.277360][ T888] name failslab, interval 1, probability 0, space 0, times 0 [ 304.280786][ T872] loop1: detected capacity change from 0 to 264192 [ 304.289996][ T888] CPU: 0 PID: 888 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 304.290013][ T888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.315101][ T888] Call Trace: [ 304.317551][ T871] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 304.318380][ T888] dump_stack+0x137/0x19d [ 304.318405][ T888] should_fail+0x23c/0x250 [ 304.330418][ T891] loop5: detected capacity change from 0 to 264192 [ 304.331612][ T888] ? mempool_alloc_slab+0x16/0x20 [ 304.347484][ T888] __should_failslab+0x81/0x90 [ 304.352251][ T888] should_failslab+0x5/0x20 [ 304.356735][ T888] kmem_cache_alloc+0x46/0x2f0 [ 304.361489][ T888] ? PageHuge+0x59/0xc0 [ 304.365631][ T888] mempool_alloc_slab+0x16/0x20 [ 304.370477][ T888] ? mempool_free+0x130/0x130 [ 304.375185][ T888] mempool_alloc+0x8c/0x300 [ 304.379703][ T888] ? __find_get_block+0x641/0x900 [ 304.384727][ T888] bio_alloc_bioset+0xcc/0x480 [ 304.389475][ T888] ? __cond_resched+0x11/0x40 [ 304.394193][ T888] submit_bh_wbc+0x130/0x330 [ 304.398763][ T888] __bread_gfp+0x110/0x220 [ 304.403171][ T888] isofs_fill_super+0x9c5/0x1940 [ 304.408140][ T888] ? set_blocksize+0x197/0x270 [ 304.412883][ T888] mount_bdev+0x1e8/0x290 [ 304.417250][ T888] ? isofs_mount+0x40/0x40 [ 304.421664][ T888] ? _isofs_bmap+0x30/0x30 [ 304.426062][ T888] isofs_mount+0x2d/0x40 [ 304.430308][ T888] legacy_get_tree+0x70/0xc0 [ 304.434909][ T888] vfs_get_tree+0x4a/0x1a0 [ 304.439312][ T888] path_mount+0x11d4/0x1ce0 [ 304.443811][ T888] __se_sys_mount+0x23d/0x2e0 [ 304.448500][ T888] __x64_sys_mount+0x63/0x70 [ 304.453196][ T888] do_syscall_64+0x4a/0x90 [ 304.457591][ T888] ? irqentry_exit_to_user_mode+0x5/0x20 [ 304.463208][ T888] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 304.469084][ T888] RIP: 0033:0x467afa [ 304.472954][ T888] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.492535][ T888] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 304.500927][ T888] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 304.508879][ T888] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 304.516868][ T888] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 304.524822][ T888] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 304.532851][ T888] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 304.552001][ T888] ISOFS: Unable to identify CD-ROM format. [ 304.559912][ T898] loop0: detected capacity change from 0 to 264192 [ 304.560506][ T891] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:10 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:10 executing program 3 (fault-call:0 fault-nth:81): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 304.588044][ T898] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 304.598146][ T898] EXT4-fs (loop0): group descriptors corrupted! 09:09:10 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:10 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x2040000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 304.679315][ T913] loop1: detected capacity change from 0 to 264192 [ 304.686189][ T917] loop5: detected capacity change from 0 to 264192 [ 304.703132][ T913] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 304.713490][ T917] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 304.720437][ T926] loop4: detected capacity change from 0 to 264192 [ 304.724790][ T910] FAULT_INJECTION: forcing a failure. [ 304.724790][ T910] name failslab, interval 1, probability 0, space 0, times 0 [ 304.742723][ T910] CPU: 0 PID: 910 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 304.751298][ T910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.761365][ T910] Call Trace: [ 304.764746][ T910] dump_stack+0x137/0x19d [ 304.769081][ T910] should_fail+0x23c/0x250 [ 304.773547][ T910] ? mempool_alloc_slab+0x16/0x20 [ 304.778571][ T910] __should_failslab+0x81/0x90 [ 304.783339][ T910] should_failslab+0x5/0x20 [ 304.787852][ T910] kmem_cache_alloc+0x46/0x2f0 [ 304.792698][ T910] ? PageHuge+0x59/0xc0 [ 304.796952][ T910] mempool_alloc_slab+0x16/0x20 [ 304.801791][ T910] ? mempool_free+0x130/0x130 [ 304.806453][ T910] mempool_alloc+0x8c/0x300 [ 304.810941][ T910] ? __find_get_block+0x641/0x900 [ 304.815947][ T910] bio_alloc_bioset+0xcc/0x480 [ 304.820725][ T910] submit_bh_wbc+0x130/0x330 [ 304.825377][ T910] __bread_gfp+0x110/0x220 [ 304.829812][ T910] isofs_fill_super+0x9c5/0x1940 [ 304.834753][ T910] ? set_blocksize+0x197/0x270 [ 304.839558][ T910] mount_bdev+0x1e8/0x290 [ 304.843881][ T910] ? isofs_mount+0x40/0x40 [ 304.848285][ T910] ? _isofs_bmap+0x30/0x30 [ 304.852701][ T910] isofs_mount+0x2d/0x40 [ 304.856939][ T910] legacy_get_tree+0x70/0xc0 [ 304.861572][ T910] vfs_get_tree+0x4a/0x1a0 [ 304.866073][ T910] path_mount+0x11d4/0x1ce0 [ 304.870673][ T910] __se_sys_mount+0x23d/0x2e0 [ 304.875326][ T910] ? mntput+0x45/0x70 [ 304.879350][ T910] ? __fpregs_load_activate+0x103/0x1b0 [ 304.884877][ T910] __x64_sys_mount+0x63/0x70 [ 304.889443][ T910] do_syscall_64+0x4a/0x90 [ 304.893872][ T910] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 304.899760][ T910] RIP: 0033:0x467afa [ 304.903633][ T910] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.923277][ T910] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 304.931662][ T910] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 304.939609][ T910] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 304.947558][ T910] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 304.955507][ T910] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 304.963456][ T910] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 09:09:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 304.986510][ T926] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 305.000188][ T910] ISOFS: Unable to identify CD-ROM format. [ 305.008157][ T933] loop0: detected capacity change from 0 to 264192 [ 305.020003][ T933] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 305.029664][ T933] EXT4-fs (loop0): group descriptors corrupted! 09:09:11 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:11 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x3000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:11 executing program 3 (fault-call:0 fault-nth:82): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 305.061037][ T913] loop1: detected capacity change from 0 to 264192 [ 305.078613][ T949] loop4: detected capacity change from 0 to 264192 [ 305.085803][ T949] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 305.109653][ T913] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 305.148817][ T958] FAULT_INJECTION: forcing a failure. [ 305.148817][ T958] name failslab, interval 1, probability 0, space 0, times 0 [ 305.161459][ T958] CPU: 0 PID: 958 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 305.170051][ T958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.180101][ T958] Call Trace: [ 305.183372][ T958] dump_stack+0x137/0x19d [ 305.187707][ T958] should_fail+0x23c/0x250 [ 305.192439][ T958] ? mempool_alloc_slab+0x16/0x20 [ 305.197521][ T958] __should_failslab+0x81/0x90 [ 305.202276][ T958] should_failslab+0x5/0x20 [ 305.206764][ T958] kmem_cache_alloc+0x46/0x2f0 [ 305.211583][ T958] ? PageHuge+0x59/0xc0 [ 305.215737][ T958] mempool_alloc_slab+0x16/0x20 [ 305.220627][ T958] ? mempool_free+0x130/0x130 [ 305.225284][ T958] mempool_alloc+0x8c/0x300 [ 305.229793][ T958] ? __find_get_block+0x641/0x900 [ 305.234870][ T958] bio_alloc_bioset+0xcc/0x480 [ 305.239626][ T958] ? __cond_resched+0x11/0x40 [ 305.244297][ T958] submit_bh_wbc+0x130/0x330 [ 305.248876][ T958] __bread_gfp+0x110/0x220 [ 305.253334][ T958] isofs_fill_super+0x9c5/0x1940 [ 305.258276][ T958] ? set_blocksize+0x197/0x270 [ 305.263107][ T958] mount_bdev+0x1e8/0x290 [ 305.267464][ T958] ? isofs_mount+0x40/0x40 [ 305.271872][ T958] ? _isofs_bmap+0x30/0x30 [ 305.276283][ T958] isofs_mount+0x2d/0x40 [ 305.280582][ T958] legacy_get_tree+0x70/0xc0 [ 305.285206][ T958] vfs_get_tree+0x4a/0x1a0 [ 305.289658][ T958] path_mount+0x11d4/0x1ce0 [ 305.294138][ T958] __se_sys_mount+0x23d/0x2e0 [ 305.298854][ T958] ? mntput+0x45/0x70 [ 305.302891][ T958] ? __fpregs_load_activate+0x8f/0x1b0 [ 305.308334][ T958] __x64_sys_mount+0x63/0x70 [ 305.312981][ T958] do_syscall_64+0x4a/0x90 [ 305.317454][ T958] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 305.323426][ T958] RIP: 0033:0x467afa [ 305.327307][ T958] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 305.346992][ T958] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 09:09:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 305.355401][ T958] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 305.363353][ T958] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 305.371326][ T958] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 305.379411][ T958] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 305.387362][ T958] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 305.411866][ T962] loop5: detected capacity change from 0 to 264192 [ 305.421854][ T975] loop0: detected capacity change from 0 to 264192 [ 305.428308][ T958] ISOFS: Unable to identify CD-ROM format. [ 305.436572][ T978] loop4: detected capacity change from 0 to 264192 [ 305.444385][ T962] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:11 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:11 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x4000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:11 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 305.470235][ T975] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 305.480001][ T975] EXT4-fs (loop0): group descriptors corrupted! [ 305.485904][ T978] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:11 executing program 3 (fault-call:0 fault-nth:83): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 305.572720][ T990] loop5: detected capacity change from 0 to 264192 [ 305.576573][ T995] loop1: detected capacity change from 0 to 264192 [ 305.605944][ T999] loop4: detected capacity change from 0 to 264192 [ 305.619673][ T990] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 305.632514][ T999] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 305.647906][ T1001] FAULT_INJECTION: forcing a failure. [ 305.647906][ T1001] name failslab, interval 1, probability 0, space 0, times 0 [ 305.660630][ T1001] CPU: 1 PID: 1001 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 305.669316][ T1001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.679361][ T1001] Call Trace: [ 305.682624][ T1001] dump_stack+0x137/0x19d [ 305.686941][ T1001] should_fail+0x23c/0x250 [ 305.691338][ T1001] ? mempool_alloc_slab+0x16/0x20 [ 305.696449][ T1001] __should_failslab+0x81/0x90 [ 305.701209][ T1001] should_failslab+0x5/0x20 [ 305.705689][ T1001] kmem_cache_alloc+0x46/0x2f0 [ 305.710455][ T1001] ? PageHuge+0x59/0xc0 [ 305.714600][ T1001] mempool_alloc_slab+0x16/0x20 [ 305.719430][ T1001] ? mempool_free+0x130/0x130 [ 305.724208][ T1001] mempool_alloc+0x8c/0x300 [ 305.728790][ T1001] ? __find_get_block+0x82c/0x900 [ 305.733988][ T1001] bio_alloc_bioset+0xcc/0x480 [ 305.738746][ T1001] ? __cond_resched+0x11/0x40 [ 305.743421][ T1001] submit_bh_wbc+0x130/0x330 [ 305.748174][ T1001] __bread_gfp+0x110/0x220 [ 305.752568][ T1001] isofs_fill_super+0x9c5/0x1940 [ 305.757558][ T1001] ? set_blocksize+0x197/0x270 [ 305.762303][ T1001] mount_bdev+0x1e8/0x290 [ 305.766677][ T1001] ? isofs_mount+0x40/0x40 [ 305.771127][ T1001] ? _isofs_bmap+0x30/0x30 [ 305.775534][ T1001] isofs_mount+0x2d/0x40 [ 305.779822][ T1001] legacy_get_tree+0x70/0xc0 [ 305.784446][ T1001] vfs_get_tree+0x4a/0x1a0 [ 305.788972][ T1001] path_mount+0x11d4/0x1ce0 [ 305.793460][ T1001] __se_sys_mount+0x23d/0x2e0 [ 305.798131][ T1001] ? mntput+0x45/0x70 [ 305.802105][ T1001] ? __fpregs_load_activate+0x103/0x1b0 [ 305.807640][ T1001] __x64_sys_mount+0x63/0x70 [ 305.812338][ T1001] do_syscall_64+0x4a/0x90 [ 305.816948][ T1001] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 305.822847][ T1001] RIP: 0033:0x467afa [ 305.826722][ T1001] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 305.846311][ T1001] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 305.854709][ T1001] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 305.862660][ T1001] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 09:09:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:12 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x5000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 305.870607][ T1001] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 305.878556][ T1001] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 305.886532][ T1001] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 305.902743][ T995] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 305.916728][ T1001] ISOFS: Unable to identify CD-ROM format. 09:09:12 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 305.935759][ T1014] loop0: detected capacity change from 0 to 264192 [ 305.943874][ T1014] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 305.953461][ T1014] EXT4-fs (loop0): group descriptors corrupted! 09:09:12 executing program 3 (fault-call:0 fault-nth:84): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 305.980441][ T995] loop1: detected capacity change from 0 to 264192 [ 306.009946][ T995] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:12 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x6000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 306.035414][ T1028] loop5: detected capacity change from 0 to 264192 [ 306.037587][ T1016] loop4: detected capacity change from 0 to 264192 [ 306.062582][ T1028] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 306.099328][ T1016] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 306.108732][ T1039] FAULT_INJECTION: forcing a failure. [ 306.108732][ T1039] name failslab, interval 1, probability 0, space 0, times 0 [ 306.121420][ T1039] CPU: 1 PID: 1039 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 306.130151][ T1039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.140192][ T1039] Call Trace: [ 306.143467][ T1039] dump_stack+0x137/0x19d [ 306.147789][ T1039] should_fail+0x23c/0x250 [ 306.152224][ T1039] ? mempool_alloc_slab+0x16/0x20 [ 306.157250][ T1039] __should_failslab+0x81/0x90 [ 306.160065][ T1051] loop0: detected capacity change from 0 to 264192 [ 306.162050][ T1039] should_failslab+0x5/0x20 [ 306.171021][ T1052] loop1: detected capacity change from 0 to 264192 [ 306.173046][ T1039] kmem_cache_alloc+0x46/0x2f0 [ 306.173071][ T1039] ? PageHuge+0x59/0xc0 [ 306.188414][ T1039] mempool_alloc_slab+0x16/0x20 [ 306.193262][ T1039] ? mempool_free+0x130/0x130 [ 306.198037][ T1039] mempool_alloc+0x8c/0x300 [ 306.199331][ T1051] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 306.202542][ T1039] ? __find_get_block+0x82c/0x900 [ 306.202569][ T1039] bio_alloc_bioset+0xcc/0x480 [ 306.212104][ T1051] EXT4-fs (loop0): group descriptors corrupted! [ 306.217116][ T1039] ? __cond_resched+0x11/0x40 [ 306.217134][ T1039] submit_bh_wbc+0x130/0x330 [ 306.217150][ T1039] __bread_gfp+0x110/0x220 [ 306.217163][ T1039] isofs_fill_super+0x9c5/0x1940 09:09:12 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 306.242539][ T1052] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 306.246734][ T1039] ? set_blocksize+0x197/0x270 [ 306.246756][ T1039] mount_bdev+0x1e8/0x290 [ 306.265950][ T1039] ? isofs_mount+0x40/0x40 [ 306.270371][ T1039] ? _isofs_bmap+0x30/0x30 [ 306.274892][ T1039] isofs_mount+0x2d/0x40 [ 306.279115][ T1039] legacy_get_tree+0x70/0xc0 [ 306.283742][ T1039] vfs_get_tree+0x4a/0x1a0 [ 306.288190][ T1039] path_mount+0x11d4/0x1ce0 [ 306.292716][ T1039] __se_sys_mount+0x23d/0x2e0 [ 306.297425][ T1039] ? mntput+0x45/0x70 [ 306.301444][ T1039] __x64_sys_mount+0x63/0x70 [ 306.306026][ T1039] do_syscall_64+0x4a/0x90 [ 306.310451][ T1039] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 306.316384][ T1039] RIP: 0033:0x467afa [ 306.320256][ T1039] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 306.339998][ T1039] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 306.348396][ T1039] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 306.356352][ T1039] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 306.364342][ T1039] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 306.372362][ T1039] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 306.380327][ T1039] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 306.397206][ T1039] ISOFS: Unable to identify CD-ROM format. 09:09:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:12 executing program 3 (fault-call:0 fault-nth:85): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 306.435218][ T1060] loop5: detected capacity change from 0 to 264192 [ 306.463972][ T1052] loop1: detected capacity change from 0 to 264192 [ 306.473971][ T1052] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:12 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x6040000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 306.480911][ T1060] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 306.521886][ T1079] loop0: detected capacity change from 0 to 264192 [ 306.585807][ T1091] loop4: detected capacity change from 0 to 264192 [ 306.590718][ T1079] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 306.597735][ T1098] loop1: detected capacity change from 0 to 264192 [ 306.601919][ T1079] EXT4-fs (loop0): group descriptors corrupted! [ 306.616892][ T1091] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 306.626179][ T1090] FAULT_INJECTION: forcing a failure. [ 306.626179][ T1090] name failslab, interval 1, probability 0, space 0, times 0 [ 306.638810][ T1090] CPU: 1 PID: 1090 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 306.640359][ T1098] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 306.647472][ T1090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.647484][ T1090] Call Trace: [ 306.647491][ T1090] dump_stack+0x137/0x19d [ 306.647514][ T1090] should_fail+0x23c/0x250 [ 306.679766][ T1090] ? mempool_alloc_slab+0x16/0x20 [ 306.684951][ T1090] __should_failslab+0x81/0x90 [ 306.689731][ T1090] should_failslab+0x5/0x20 [ 306.694270][ T1090] kmem_cache_alloc+0x46/0x2f0 [ 306.699075][ T1090] ? PageHuge+0x59/0xc0 [ 306.703233][ T1090] mempool_alloc_slab+0x16/0x20 [ 306.708082][ T1090] ? mempool_free+0x130/0x130 [ 306.712767][ T1090] mempool_alloc+0x8c/0x300 [ 306.717329][ T1090] ? __find_get_block+0x82c/0x900 [ 306.722355][ T1090] bio_alloc_bioset+0xcc/0x480 [ 306.727152][ T1090] submit_bh_wbc+0x130/0x330 [ 306.731810][ T1090] __bread_gfp+0x110/0x220 09:09:12 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:12 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 306.736228][ T1090] isofs_fill_super+0x9c5/0x1940 [ 306.741194][ T1090] ? set_blocksize+0x197/0x270 [ 306.745994][ T1090] mount_bdev+0x1e8/0x290 [ 306.750328][ T1090] ? isofs_mount+0x40/0x40 [ 306.754765][ T1090] ? _isofs_bmap+0x30/0x30 [ 306.759181][ T1090] isofs_mount+0x2d/0x40 [ 306.763434][ T1090] legacy_get_tree+0x70/0xc0 [ 306.768020][ T1090] vfs_get_tree+0x4a/0x1a0 [ 306.772463][ T1090] path_mount+0x11d4/0x1ce0 [ 306.776960][ T1090] __se_sys_mount+0x23d/0x2e0 [ 306.781153][ T1108] loop5: detected capacity change from 0 to 264192 [ 306.781621][ T1090] ? mntput+0x45/0x70 [ 306.781643][ T1090] ? __fpregs_load_activate+0x103/0x1b0 [ 306.797595][ T1090] __x64_sys_mount+0x63/0x70 [ 306.802202][ T1090] do_syscall_64+0x4a/0x90 [ 306.806653][ T1090] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 306.810799][ T1108] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 306.812645][ T1090] RIP: 0033:0x467afa [ 306.812663][ T1090] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 306.812678][ T1090] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 306.854787][ T1090] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 306.862746][ T1090] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 306.870709][ T1090] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 306.878673][ T1090] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 09:09:12 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x7000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 306.886795][ T1090] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 306.899915][ T1090] ISOFS: Unable to identify CD-ROM format. [ 306.923289][ T1109] loop4: detected capacity change from 0 to 264192 09:09:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 306.939885][ T1111] loop1: detected capacity change from 0 to 264192 [ 306.965962][ T1109] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:13 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:13 executing program 3 (fault-call:0 fault-nth:86): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 306.998884][ T1111] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 307.032676][ T1130] loop0: detected capacity change from 0 to 264192 09:09:13 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x8000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 307.052969][ T1136] FAULT_INJECTION: forcing a failure. [ 307.052969][ T1136] name failslab, interval 1, probability 0, space 0, times 0 [ 307.064177][ T1130] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 307.065683][ T1136] CPU: 0 PID: 1136 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 307.065701][ T1136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.065710][ T1136] Call Trace: [ 307.075269][ T1130] EXT4-fs (loop0): group descriptors corrupted! [ 307.083889][ T1136] dump_stack+0x137/0x19d [ 307.107818][ T1136] should_fail+0x23c/0x250 [ 307.112263][ T1136] ? mempool_alloc_slab+0x16/0x20 [ 307.117299][ T1136] __should_failslab+0x81/0x90 [ 307.122071][ T1136] should_failslab+0x5/0x20 [ 307.126581][ T1136] kmem_cache_alloc+0x46/0x2f0 [ 307.128083][ T1135] loop5: detected capacity change from 0 to 264192 [ 307.131336][ T1136] ? PageHuge+0x59/0xc0 [ 307.141997][ T1136] mempool_alloc_slab+0x16/0x20 [ 307.142547][ T1111] loop1: detected capacity change from 0 to 264192 [ 307.146847][ T1136] ? mempool_free+0x130/0x130 [ 307.146868][ T1136] mempool_alloc+0x8c/0x300 [ 307.146887][ T1136] ? __find_get_block+0x641/0x900 [ 307.167739][ T1136] bio_alloc_bioset+0xcc/0x480 [ 307.172511][ T1136] submit_bh_wbc+0x130/0x330 [ 307.177109][ T1136] __bread_gfp+0x110/0x220 [ 307.181557][ T1136] isofs_fill_super+0x9c5/0x1940 [ 307.186601][ T1136] ? set_blocksize+0x197/0x270 [ 307.191352][ T1136] mount_bdev+0x1e8/0x290 [ 307.195749][ T1136] ? isofs_mount+0x40/0x40 [ 307.200152][ T1136] ? _isofs_bmap+0x30/0x30 [ 307.204605][ T1136] isofs_mount+0x2d/0x40 [ 307.208830][ T1136] legacy_get_tree+0x70/0xc0 [ 307.213455][ T1136] vfs_get_tree+0x4a/0x1a0 [ 307.217983][ T1136] path_mount+0x11d4/0x1ce0 [ 307.222465][ T1136] __se_sys_mount+0x23d/0x2e0 [ 307.227123][ T1136] ? mntput+0x45/0x70 [ 307.231109][ T1136] __x64_sys_mount+0x63/0x70 [ 307.235728][ T1136] do_syscall_64+0x4a/0x90 [ 307.240138][ T1136] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 307.246034][ T1136] RIP: 0033:0x467afa [ 307.249911][ T1136] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 307.269527][ T1136] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 307.277921][ T1136] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 307.285875][ T1136] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 307.293826][ T1136] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 09:09:13 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 307.301777][ T1136] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 307.309725][ T1136] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 307.320792][ T1136] ISOFS: Unable to identify CD-ROM format. [ 307.329404][ T1135] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 307.336305][ T1149] loop4: detected capacity change from 0 to 264192 09:09:13 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:13 executing program 3 (fault-call:0 fault-nth:87): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 307.373840][ T1149] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 307.410491][ T1163] FAULT_INJECTION: forcing a failure. [ 307.410491][ T1163] name failslab, interval 1, probability 0, space 0, times 0 [ 307.417195][ T1165] loop5: detected capacity change from 0 to 264192 [ 307.423141][ T1163] CPU: 0 PID: 1163 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 307.430588][ T1169] loop0: detected capacity change from 0 to 264192 [ 307.438501][ T1163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.438512][ T1163] Call Trace: [ 307.438520][ T1163] dump_stack+0x137/0x19d [ 307.438542][ T1163] should_fail+0x23c/0x250 [ 307.449614][ T1165] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 307.455079][ T1163] ? mempool_alloc_slab+0x16/0x20 [ 307.455105][ T1163] __should_failslab+0x81/0x90 [ 307.461899][ T1169] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 307.463026][ T1163] should_failslab+0x5/0x20 [ 307.463045][ T1163] kmem_cache_alloc+0x46/0x2f0 [ 307.467451][ T1169] EXT4-fs (loop0): group descriptors corrupted! [ 307.477568][ T1163] ? PageHuge+0x59/0xc0 [ 307.516395][ T1163] mempool_alloc_slab+0x16/0x20 [ 307.521230][ T1163] ? mempool_free+0x130/0x130 [ 307.525898][ T1163] mempool_alloc+0x8c/0x300 [ 307.530382][ T1163] ? __find_get_block+0x641/0x900 [ 307.535398][ T1163] bio_alloc_bioset+0xcc/0x480 [ 307.540140][ T1163] submit_bh_wbc+0x130/0x330 [ 307.544704][ T1163] __bread_gfp+0x110/0x220 [ 307.549134][ T1163] isofs_fill_super+0x9c5/0x1940 [ 307.554092][ T1163] ? set_blocksize+0x197/0x270 [ 307.558837][ T1163] mount_bdev+0x1e8/0x290 [ 307.563292][ T1163] ? isofs_mount+0x40/0x40 [ 307.567725][ T1163] ? _isofs_bmap+0x30/0x30 [ 307.572128][ T1163] isofs_mount+0x2d/0x40 [ 307.576471][ T1163] legacy_get_tree+0x70/0xc0 [ 307.581039][ T1163] vfs_get_tree+0x4a/0x1a0 [ 307.585451][ T1163] path_mount+0x11d4/0x1ce0 [ 307.589930][ T1163] __se_sys_mount+0x23d/0x2e0 [ 307.594696][ T1163] ? mntput+0x45/0x70 [ 307.598667][ T1163] ? __fpregs_load_activate+0x103/0x1b0 [ 307.604203][ T1163] __x64_sys_mount+0x63/0x70 [ 307.608775][ T1163] do_syscall_64+0x4a/0x90 [ 307.613172][ T1163] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 307.619088][ T1163] RIP: 0033:0x467afa [ 307.622963][ T1163] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 307.642623][ T1163] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 307.651027][ T1163] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 307.658988][ T1163] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 307.666946][ T1163] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 09:09:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:13 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:13 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x8040000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 307.674941][ T1163] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 307.682923][ T1163] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 307.704188][ T1163] ISOFS: Unable to identify CD-ROM format. 09:09:13 executing program 3 (fault-call:0 fault-nth:88): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 307.791752][ T1184] loop5: detected capacity change from 0 to 264192 [ 307.793951][ T1187] loop4: detected capacity change from 0 to 264192 [ 307.812333][ T1190] loop0: detected capacity change from 0 to 264192 [ 307.820199][ T1184] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 307.827443][ T1194] FAULT_INJECTION: forcing a failure. [ 307.827443][ T1194] name failslab, interval 1, probability 0, space 0, times 0 [ 307.831343][ T1176] loop1: detected capacity change from 0 to 264192 [ 307.842968][ T1194] CPU: 1 PID: 1194 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 307.858119][ T1194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.868155][ T1194] Call Trace: [ 307.871414][ T1194] dump_stack+0x137/0x19d [ 307.875768][ T1194] should_fail+0x23c/0x250 [ 307.880163][ T1194] ? mempool_alloc_slab+0x16/0x20 [ 307.885264][ T1194] __should_failslab+0x81/0x90 [ 307.890085][ T1194] should_failslab+0x5/0x20 [ 307.894569][ T1194] kmem_cache_alloc+0x46/0x2f0 [ 307.899316][ T1194] ? PageHuge+0x59/0xc0 [ 307.903460][ T1194] mempool_alloc_slab+0x16/0x20 [ 307.908376][ T1194] ? mempool_free+0x130/0x130 [ 307.913031][ T1194] mempool_alloc+0x8c/0x300 [ 307.917583][ T1194] ? __find_get_block+0x641/0x900 [ 307.922713][ T1194] bio_alloc_bioset+0xcc/0x480 [ 307.927454][ T1194] ? __cond_resched+0x11/0x40 [ 307.932159][ T1194] submit_bh_wbc+0x130/0x330 [ 307.936728][ T1194] __bread_gfp+0x110/0x220 [ 307.941138][ T1194] isofs_fill_super+0x9c5/0x1940 [ 307.946136][ T1194] ? set_blocksize+0x197/0x270 [ 307.950917][ T1194] mount_bdev+0x1e8/0x290 [ 307.955288][ T1194] ? isofs_mount+0x40/0x40 [ 307.959699][ T1194] ? _isofs_bmap+0x30/0x30 [ 307.964099][ T1194] isofs_mount+0x2d/0x40 [ 307.968322][ T1194] legacy_get_tree+0x70/0xc0 [ 307.972901][ T1194] vfs_get_tree+0x4a/0x1a0 [ 307.977295][ T1194] path_mount+0x11d4/0x1ce0 [ 307.981785][ T1194] __se_sys_mount+0x23d/0x2e0 [ 307.986473][ T1194] ? mntput+0x45/0x70 [ 307.990511][ T1194] __x64_sys_mount+0x63/0x70 [ 307.995105][ T1194] do_syscall_64+0x4a/0x90 [ 307.999541][ T1194] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 308.005420][ T1194] RIP: 0033:0x467afa [ 308.009289][ T1194] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 308.029051][ T1194] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 308.037448][ T1194] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 308.045461][ T1194] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 308.053415][ T1194] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 308.061368][ T1194] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 308.069321][ T1194] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 308.080493][ T1194] ISOFS: Unable to identify CD-ROM format. 09:09:14 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:14 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x87fffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 308.090613][ T1190] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 308.100213][ T1190] EXT4-fs (loop0): group descriptors corrupted! [ 308.105718][ T1187] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 308.115894][ T1176] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.174136][ T1176] loop1: detected capacity change from 0 to 264192 [ 308.202457][ T1176] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.212876][ T1217] loop5: detected capacity change from 0 to 264192 [ 308.241093][ T1222] loop0: detected capacity change from 0 to 264192 [ 308.252589][ T1217] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:14 executing program 3 (fault-call:0 fault-nth:89): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:14 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 308.283589][ T1222] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 308.293186][ T1222] EXT4-fs (loop0): group descriptors corrupted! [ 308.339424][ T1233] loop4: detected capacity change from 0 to 264192 [ 308.342578][ T1235] FAULT_INJECTION: forcing a failure. [ 308.342578][ T1235] name failslab, interval 1, probability 0, space 0, times 0 [ 308.358697][ T1235] CPU: 0 PID: 1235 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 308.367368][ T1235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.376517][ T1233] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.377434][ T1235] Call Trace: [ 308.377442][ T1235] dump_stack+0x137/0x19d [ 308.395142][ T1235] should_fail+0x23c/0x250 [ 308.399644][ T1235] ? mempool_alloc_slab+0x16/0x20 [ 308.404655][ T1235] __should_failslab+0x81/0x90 [ 308.409498][ T1235] should_failslab+0x5/0x20 [ 308.414065][ T1235] kmem_cache_alloc+0x46/0x2f0 [ 308.418810][ T1235] ? PageHuge+0x59/0xc0 [ 308.423057][ T1235] mempool_alloc_slab+0x16/0x20 [ 308.427922][ T1235] ? mempool_free+0x130/0x130 [ 308.432582][ T1235] mempool_alloc+0x8c/0x300 [ 308.437070][ T1235] ? __find_get_block+0x641/0x900 [ 308.442072][ T1235] bio_alloc_bioset+0xcc/0x480 [ 308.446816][ T1235] submit_bh_wbc+0x130/0x330 [ 308.451575][ T1235] __bread_gfp+0x110/0x220 [ 308.455999][ T1235] isofs_fill_super+0x9c5/0x1940 [ 308.460949][ T1235] ? set_blocksize+0x197/0x270 [ 308.465767][ T1235] mount_bdev+0x1e8/0x290 [ 308.470092][ T1235] ? isofs_mount+0x40/0x40 [ 308.474527][ T1235] ? _isofs_bmap+0x30/0x30 [ 308.478941][ T1235] isofs_mount+0x2d/0x40 [ 308.483168][ T1235] legacy_get_tree+0x70/0xc0 [ 308.487780][ T1235] vfs_get_tree+0x4a/0x1a0 [ 308.492211][ T1235] path_mount+0x11d4/0x1ce0 [ 308.496752][ T1235] __se_sys_mount+0x23d/0x2e0 [ 308.501418][ T1235] ? mntput+0x45/0x70 [ 308.505419][ T1235] __x64_sys_mount+0x63/0x70 [ 308.510012][ T1235] do_syscall_64+0x4a/0x90 [ 308.514415][ T1235] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 308.520377][ T1235] RIP: 0033:0x467afa [ 308.524269][ T1235] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 308.543864][ T1235] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 308.552254][ T1235] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 308.560273][ T1235] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 308.568219][ T1235] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 308.576173][ T1235] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 09:09:14 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x8800000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 308.584186][ T1235] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 09:09:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 308.625961][ T1237] loop1: detected capacity change from 0 to 264192 [ 308.649704][ T1237] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.659949][ T1253] loop0: detected capacity change from 0 to 264192 [ 308.663237][ T1235] ISOFS: Unable to identify CD-ROM format. [ 308.667181][ T1256] loop5: detected capacity change from 0 to 264192 [ 308.682986][ T1253] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 308.692592][ T1253] EXT4-fs (loop0): group descriptors corrupted! [ 308.699329][ T1259] loop4: detected capacity change from 0 to 264192 09:09:14 executing program 3 (fault-call:0 fault-nth:90): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 308.720022][ T1256] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.781249][ T1272] loop1: detected capacity change from 0 to 264192 [ 308.787955][ T1259] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.808691][ T1271] FAULT_INJECTION: forcing a failure. [ 308.808691][ T1271] name failslab, interval 1, probability 0, space 0, times 0 [ 308.821337][ T1271] CPU: 0 PID: 1271 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 308.830084][ T1271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.830897][ T1272] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 308.840201][ T1271] Call Trace: [ 308.840209][ T1271] dump_stack+0x137/0x19d [ 308.840232][ T1271] should_fail+0x23c/0x250 [ 308.840247][ T1271] ? mempool_alloc_slab+0x16/0x20 [ 308.867401][ T1271] __should_failslab+0x81/0x90 [ 308.872262][ T1271] should_failslab+0x5/0x20 [ 308.876825][ T1271] kmem_cache_alloc+0x46/0x2f0 09:09:14 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:14 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 308.881595][ T1271] ? PageHuge+0x59/0xc0 [ 308.885774][ T1271] mempool_alloc_slab+0x16/0x20 [ 308.890624][ T1271] ? mempool_free+0x130/0x130 [ 308.895297][ T1271] mempool_alloc+0x8c/0x300 [ 308.899802][ T1271] ? __find_get_block+0x82c/0x900 [ 308.904822][ T1271] bio_alloc_bioset+0xcc/0x480 [ 308.909574][ T1271] ? __cond_resched+0x11/0x40 [ 308.914250][ T1271] submit_bh_wbc+0x130/0x330 [ 308.918884][ T1271] __bread_gfp+0x110/0x220 [ 308.923460][ T1271] isofs_fill_super+0x9c5/0x1940 [ 308.928396][ T1271] ? set_blocksize+0x197/0x270 [ 308.933159][ T1271] mount_bdev+0x1e8/0x290 [ 308.937469][ T1271] ? isofs_mount+0x40/0x40 [ 308.941867][ T1271] ? _isofs_bmap+0x30/0x30 [ 308.946272][ T1271] isofs_mount+0x2d/0x40 [ 308.950545][ T1271] legacy_get_tree+0x70/0xc0 [ 308.955130][ T1271] vfs_get_tree+0x4a/0x1a0 [ 308.959657][ T1271] path_mount+0x11d4/0x1ce0 [ 308.964312][ T1271] __se_sys_mount+0x23d/0x2e0 [ 308.969075][ T1271] ? mntput+0x45/0x70 [ 308.973061][ T1271] ? __fpregs_load_activate+0x103/0x1b0 [ 308.978591][ T1271] __x64_sys_mount+0x63/0x70 [ 308.983155][ T1271] do_syscall_64+0x4a/0x90 [ 308.987634][ T1271] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 308.993582][ T1271] RIP: 0033:0x467afa [ 308.997462][ T1271] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.017071][ T1271] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 09:09:15 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x9000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 309.025466][ T1271] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 309.033436][ T1271] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 309.041402][ T1271] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 309.049408][ T1271] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 309.057359][ T1271] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 309.067094][ T1274] loop0: detected capacity change from 0 to 264192 [ 309.083618][ T1271] ISOFS: Unable to identify CD-ROM format. 09:09:15 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:15 executing program 3 (fault-call:0 fault-nth:91): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 309.127218][ T1274] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 309.136949][ T1274] EXT4-fs (loop0): group descriptors corrupted! 09:09:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 309.182577][ T1291] loop5: detected capacity change from 0 to 264192 [ 309.185804][ T1297] loop4: detected capacity change from 0 to 264192 [ 309.196564][ T1294] loop1: detected capacity change from 0 to 264192 [ 309.205731][ T1291] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 309.228535][ T1294] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 309.244915][ T1305] FAULT_INJECTION: forcing a failure. [ 309.244915][ T1305] name failslab, interval 1, probability 0, space 0, times 0 [ 309.257574][ T1305] CPU: 1 PID: 1305 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 309.266698][ T1305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.276741][ T1305] Call Trace: [ 309.280170][ T1305] dump_stack+0x137/0x19d [ 309.284497][ T1305] should_fail+0x23c/0x250 [ 309.288899][ T1305] ? mempool_alloc_slab+0x16/0x20 [ 309.294101][ T1305] __should_failslab+0x81/0x90 [ 309.298922][ T1305] should_failslab+0x5/0x20 [ 309.303519][ T1305] kmem_cache_alloc+0x46/0x2f0 [ 309.308383][ T1305] ? PageHuge+0x59/0xc0 [ 309.312527][ T1305] mempool_alloc_slab+0x16/0x20 [ 309.317602][ T1305] ? mempool_free+0x130/0x130 [ 309.322324][ T1305] mempool_alloc+0x8c/0x300 [ 309.326816][ T1305] ? __find_get_block+0x641/0x900 [ 309.331822][ T1305] bio_alloc_bioset+0xcc/0x480 [ 309.336572][ T1305] ? __cond_resched+0x11/0x40 [ 309.341230][ T1305] submit_bh_wbc+0x130/0x330 [ 309.345800][ T1305] __bread_gfp+0x110/0x220 [ 309.350197][ T1305] isofs_fill_super+0x9c5/0x1940 [ 309.355173][ T1305] ? set_blocksize+0x197/0x270 [ 309.359917][ T1305] mount_bdev+0x1e8/0x290 [ 309.364267][ T1305] ? isofs_mount+0x40/0x40 [ 309.368749][ T1305] ? _isofs_bmap+0x30/0x30 [ 309.373259][ T1305] isofs_mount+0x2d/0x40 [ 309.377578][ T1305] legacy_get_tree+0x70/0xc0 [ 309.382202][ T1305] vfs_get_tree+0x4a/0x1a0 [ 309.386613][ T1305] path_mount+0x11d4/0x1ce0 [ 309.391222][ T1305] __se_sys_mount+0x23d/0x2e0 [ 309.395893][ T1305] ? mntput+0x45/0x70 [ 309.399892][ T1305] ? __fpregs_load_activate+0x103/0x1b0 [ 309.405443][ T1305] __x64_sys_mount+0x63/0x70 [ 309.410086][ T1305] do_syscall_64+0x4a/0x90 [ 309.414484][ T1305] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 309.420385][ T1305] RIP: 0033:0x467afa [ 309.424254][ T1305] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.443906][ T1305] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 309.452348][ T1305] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 309.460300][ T1305] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 309.468365][ T1305] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 09:09:15 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xa000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 309.476320][ T1305] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 309.484363][ T1305] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 309.496994][ T1305] ISOFS: Unable to identify CD-ROM format. 09:09:15 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 309.543297][ T1309] loop0: detected capacity change from 0 to 264192 [ 309.559057][ T1309] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 309.568714][ T1309] EXT4-fs (loop0): group descriptors corrupted! 09:09:15 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:15 executing program 3 (fault-call:0 fault-nth:92): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 309.600840][ T1297] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 309.629114][ T1326] FAULT_INJECTION: forcing a failure. [ 309.629114][ T1326] name failslab, interval 1, probability 0, space 0, times 0 [ 309.641846][ T1326] CPU: 1 PID: 1326 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 309.650510][ T1326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.654880][ T1333] loop1: detected capacity change from 0 to 264192 [ 309.660550][ T1326] Call Trace: [ 309.660558][ T1326] dump_stack+0x137/0x19d [ 309.667204][ T1331] loop5: detected capacity change from 0 to 264192 [ 309.670341][ T1326] should_fail+0x23c/0x250 [ 309.685673][ T1326] ? mempool_alloc_slab+0x16/0x20 [ 309.690790][ T1326] __should_failslab+0x81/0x90 [ 309.695698][ T1326] should_failslab+0x5/0x20 [ 309.700187][ T1326] kmem_cache_alloc+0x46/0x2f0 [ 309.704936][ T1326] ? PageHuge+0x59/0xc0 [ 309.709109][ T1326] mempool_alloc_slab+0x16/0x20 [ 309.713944][ T1326] ? mempool_free+0x130/0x130 [ 309.718998][ T1326] mempool_alloc+0x8c/0x300 [ 309.723490][ T1326] ? __find_get_block+0x641/0x900 [ 309.728492][ T1326] bio_alloc_bioset+0xcc/0x480 [ 309.733251][ T1326] ? __cond_resched+0x11/0x40 [ 309.737926][ T1326] submit_bh_wbc+0x130/0x330 [ 309.742506][ T1326] __bread_gfp+0x110/0x220 [ 309.746935][ T1326] isofs_fill_super+0x9c5/0x1940 [ 309.751859][ T1326] ? set_blocksize+0x197/0x270 [ 309.756620][ T1326] mount_bdev+0x1e8/0x290 [ 309.760936][ T1326] ? isofs_mount+0x40/0x40 [ 309.765375][ T1326] ? _isofs_bmap+0x30/0x30 [ 309.769865][ T1326] isofs_mount+0x2d/0x40 [ 309.774114][ T1326] legacy_get_tree+0x70/0xc0 [ 309.778705][ T1326] vfs_get_tree+0x4a/0x1a0 [ 309.783104][ T1326] path_mount+0x11d4/0x1ce0 [ 309.787732][ T1326] __se_sys_mount+0x23d/0x2e0 [ 309.792396][ T1326] ? mntput+0x45/0x70 [ 309.796360][ T1326] ? __fpregs_load_activate+0x103/0x1b0 [ 309.801888][ T1326] __x64_sys_mount+0x63/0x70 [ 309.806458][ T1326] do_syscall_64+0x4a/0x90 [ 309.810867][ T1326] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 309.816776][ T1326] RIP: 0033:0x467afa [ 309.820648][ T1326] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.840405][ T1326] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 309.848819][ T1326] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 309.856893][ T1326] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 309.864873][ T1326] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 309.872853][ T1326] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 309.880824][ T1326] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 309.890598][ T1331] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:16 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xb000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:16 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 309.905530][ T1333] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 309.938903][ T1326] ISOFS: Unable to identify CD-ROM format. 09:09:16 executing program 3 (fault-call:0 fault-nth:93): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 309.996105][ T1351] loop0: detected capacity change from 0 to 264192 [ 310.009150][ T1355] loop5: detected capacity change from 0 to 264192 [ 310.027864][ T1355] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 310.036139][ T1351] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 310.045222][ T1358] loop4: detected capacity change from 0 to 264192 [ 310.047778][ T1351] EXT4-fs (loop0): group descriptors corrupted! [ 310.048886][ T1333] loop1: detected capacity change from 0 to 264192 [ 310.075338][ T1358] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:16 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 310.093348][ T1333] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:16 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xc000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 310.155495][ T1378] loop5: detected capacity change from 0 to 264192 [ 310.200805][ T1386] loop1: detected capacity change from 0 to 264192 [ 310.210485][ T1378] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 310.221654][ T1386] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 310.224999][ T1385] FAULT_INJECTION: forcing a failure. [ 310.224999][ T1385] name failslab, interval 1, probability 0, space 0, times 0 09:09:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 310.244403][ T1385] CPU: 0 PID: 1385 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 310.246769][ T1396] loop4: detected capacity change from 0 to 264192 [ 310.253163][ T1385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.253174][ T1385] Call Trace: [ 310.253181][ T1385] dump_stack+0x137/0x19d [ 310.253200][ T1385] should_fail+0x23c/0x250 [ 310.253214][ T1385] ? mempool_alloc_slab+0x16/0x20 [ 310.259981][ T1394] loop0: detected capacity change from 0 to 264192 [ 310.269735][ T1385] __should_failslab+0x81/0x90 [ 310.269762][ T1385] should_failslab+0x5/0x20 [ 310.269789][ T1385] kmem_cache_alloc+0x46/0x2f0 [ 310.289422][ T1396] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 310.293481][ T1385] ? PageHuge+0x59/0xc0 [ 310.321722][ T1385] mempool_alloc_slab+0x16/0x20 [ 310.326684][ T1385] ? mempool_free+0x130/0x130 [ 310.331353][ T1385] mempool_alloc+0x8c/0x300 [ 310.335888][ T1385] ? __find_get_block+0x641/0x900 [ 310.341132][ T1385] bio_alloc_bioset+0xcc/0x480 [ 310.345888][ T1385] ? __cond_resched+0x11/0x40 [ 310.350557][ T1385] submit_bh_wbc+0x130/0x330 [ 310.355134][ T1385] __bread_gfp+0x110/0x220 [ 310.359705][ T1385] isofs_fill_super+0x9c5/0x1940 [ 310.364631][ T1385] ? set_blocksize+0x197/0x270 [ 310.369380][ T1385] mount_bdev+0x1e8/0x290 [ 310.373692][ T1385] ? isofs_mount+0x40/0x40 [ 310.378103][ T1385] ? _isofs_bmap+0x30/0x30 [ 310.382515][ T1385] isofs_mount+0x2d/0x40 [ 310.386807][ T1385] legacy_get_tree+0x70/0xc0 [ 310.391564][ T1385] vfs_get_tree+0x4a/0x1a0 [ 310.395990][ T1385] path_mount+0x11d4/0x1ce0 [ 310.400473][ T1385] __se_sys_mount+0x23d/0x2e0 [ 310.405244][ T1385] ? mntput+0x45/0x70 [ 310.409211][ T1385] ? __fpregs_load_activate+0x103/0x1b0 [ 310.414740][ T1385] __x64_sys_mount+0x63/0x70 [ 310.419328][ T1385] do_syscall_64+0x4a/0x90 [ 310.423805][ T1385] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 310.429679][ T1385] RIP: 0033:0x467afa 09:09:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 310.433620][ T1385] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 310.453203][ T1385] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 310.461694][ T1385] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 310.469646][ T1385] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 310.477667][ T1385] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 310.485621][ T1385] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 310.493585][ T1385] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 09:09:16 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc464", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:16 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xd000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 310.518821][ T1385] ISOFS: Unable to identify CD-ROM format. [ 310.557899][ T1410] loop5: detected capacity change from 0 to 264192 09:09:16 executing program 3 (fault-call:0 fault-nth:94): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 310.567965][ T1406] loop1: detected capacity change from 0 to 264192 [ 310.594369][ T1406] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:16 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 310.644904][ T1426] loop4: detected capacity change from 0 to 264192 [ 310.655208][ T1410] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 310.655549][ T1428] loop0: detected capacity change from 0 to 264192 [ 310.686029][ T1426] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 310.706497][ T1429] FAULT_INJECTION: forcing a failure. [ 310.706497][ T1429] name failslab, interval 1, probability 0, space 0, times 0 [ 310.719148][ T1429] CPU: 1 PID: 1429 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 310.727818][ T1429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.737857][ T1429] Call Trace: [ 310.741119][ T1429] dump_stack+0x137/0x19d [ 310.745440][ T1429] should_fail+0x23c/0x250 [ 310.749850][ T1429] ? mempool_alloc_slab+0x16/0x20 [ 310.754857][ T1429] __should_failslab+0x81/0x90 [ 310.760077][ T1429] should_failslab+0x5/0x20 [ 310.764589][ T1429] kmem_cache_alloc+0x46/0x2f0 [ 310.769335][ T1429] ? PageHuge+0x59/0xc0 [ 310.773497][ T1429] mempool_alloc_slab+0x16/0x20 [ 310.778359][ T1429] ? mempool_free+0x130/0x130 [ 310.783101][ T1429] mempool_alloc+0x8c/0x300 [ 310.787636][ T1429] ? __find_get_block+0x641/0x900 [ 310.792774][ T1429] bio_alloc_bioset+0xcc/0x480 [ 310.797520][ T1429] ? __cond_resched+0x11/0x40 [ 310.802187][ T1429] submit_bh_wbc+0x130/0x330 [ 310.806780][ T1429] __bread_gfp+0x110/0x220 [ 310.811206][ T1429] isofs_fill_super+0x9c5/0x1940 [ 310.816136][ T1429] ? set_blocksize+0x197/0x270 [ 310.820880][ T1429] mount_bdev+0x1e8/0x290 [ 310.825189][ T1429] ? isofs_mount+0x40/0x40 [ 310.829671][ T1429] ? _isofs_bmap+0x30/0x30 [ 310.834153][ T1429] isofs_mount+0x2d/0x40 [ 310.838441][ T1429] legacy_get_tree+0x70/0xc0 [ 310.843035][ T1429] vfs_get_tree+0x4a/0x1a0 [ 310.847446][ T1429] path_mount+0x11d4/0x1ce0 [ 310.851951][ T1429] __se_sys_mount+0x23d/0x2e0 [ 310.856630][ T1429] ? mntput+0x45/0x70 [ 310.860648][ T1429] ? __fpregs_load_activate+0x103/0x1b0 [ 310.866288][ T1429] __x64_sys_mount+0x63/0x70 [ 310.870859][ T1429] do_syscall_64+0x4a/0x90 [ 310.875319][ T1429] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 310.881275][ T1429] RIP: 0033:0x467afa [ 310.885153][ T1429] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 310.904746][ T1429] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 310.913144][ T1429] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 310.921099][ T1429] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 310.929054][ T1429] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 310.937022][ T1429] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 09:09:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:17 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:17 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xe000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 310.944987][ T1429] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 310.958608][ T1437] loop1: detected capacity change from 0 to 264192 [ 310.983959][ T1429] ISOFS: Unable to identify CD-ROM format. 09:09:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 311.017660][ T1437] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 311.052692][ T1457] loop5: detected capacity change from 0 to 264192 [ 311.053466][ T1455] loop0: detected capacity change from 0 to 264192 09:09:17 executing program 3 (fault-call:0 fault-nth:95): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 311.063034][ T1457] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 311.099042][ T1454] loop4: detected capacity change from 0 to 264192 09:09:17 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 311.143833][ T1454] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:17 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xf000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 311.201967][ T1472] loop1: detected capacity change from 0 to 264192 [ 311.213117][ T1472] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 311.232672][ T1484] loop5: detected capacity change from 0 to 264192 [ 311.234004][ T1473] FAULT_INJECTION: forcing a failure. [ 311.234004][ T1473] name failslab, interval 1, probability 0, space 0, times 0 [ 311.249023][ T1484] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 311.251939][ T1473] CPU: 1 PID: 1473 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 311.267568][ T1473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.277693][ T1473] Call Trace: [ 311.280965][ T1473] dump_stack+0x137/0x19d [ 311.285392][ T1473] should_fail+0x23c/0x250 [ 311.289789][ T1473] ? mempool_alloc_slab+0x16/0x20 [ 311.294815][ T1473] __should_failslab+0x81/0x90 [ 311.299645][ T1473] should_failslab+0x5/0x20 [ 311.304165][ T1473] kmem_cache_alloc+0x46/0x2f0 [ 311.308918][ T1473] ? PageHuge+0x59/0xc0 [ 311.313074][ T1473] mempool_alloc_slab+0x16/0x20 [ 311.318041][ T1473] ? mempool_free+0x130/0x130 [ 311.322708][ T1473] mempool_alloc+0x8c/0x300 [ 311.327198][ T1473] ? __find_get_block+0x641/0x900 [ 311.332219][ T1473] bio_alloc_bioset+0xcc/0x480 [ 311.337071][ T1473] submit_bh_wbc+0x130/0x330 [ 311.341710][ T1473] __bread_gfp+0x110/0x220 [ 311.346137][ T1473] isofs_fill_super+0x9c5/0x1940 [ 311.351171][ T1473] ? set_blocksize+0x197/0x270 [ 311.356023][ T1473] mount_bdev+0x1e8/0x290 [ 311.360350][ T1473] ? isofs_mount+0x40/0x40 [ 311.364750][ T1473] ? _isofs_bmap+0x30/0x30 [ 311.369235][ T1473] isofs_mount+0x2d/0x40 [ 311.373461][ T1473] legacy_get_tree+0x70/0xc0 [ 311.378093][ T1473] vfs_get_tree+0x4a/0x1a0 [ 311.382535][ T1473] path_mount+0x11d4/0x1ce0 [ 311.387040][ T1473] __se_sys_mount+0x23d/0x2e0 [ 311.391700][ T1473] ? mntput+0x45/0x70 [ 311.395667][ T1473] ? __fpregs_load_activate+0x103/0x1b0 [ 311.401242][ T1473] __x64_sys_mount+0x63/0x70 [ 311.405823][ T1473] do_syscall_64+0x4a/0x90 [ 311.410221][ T1473] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 311.416110][ T1473] RIP: 0033:0x467afa [ 311.419983][ T1473] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 311.439579][ T1473] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 09:09:17 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 311.448502][ T1473] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 311.456547][ T1473] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 311.464512][ T1473] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 311.472477][ T1473] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 311.480443][ T1473] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 311.509299][ T1473] ISOFS: Unable to identify CD-ROM format. 09:09:17 executing program 3 (fault-call:0 fault-nth:96): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:17 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:17 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xf010000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 311.552493][ T1499] loop1: detected capacity change from 0 to 264192 [ 311.562796][ T1499] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 311.583542][ T1488] loop0: detected capacity change from 0 to 264192 [ 311.610782][ T1508] loop5: detected capacity change from 0 to 264192 [ 311.621702][ T1505] FAULT_INJECTION: forcing a failure. [ 311.621702][ T1505] name failslab, interval 1, probability 0, space 0, times 0 [ 311.632488][ T1506] loop4: detected capacity change from 0 to 264192 [ 311.634434][ T1505] CPU: 1 PID: 1505 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 311.644392][ T1499] loop1: detected capacity change from 0 to 264192 [ 311.649647][ T1505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.649659][ T1505] Call Trace: [ 311.649665][ T1505] dump_stack+0x137/0x19d [ 311.673762][ T1505] should_fail+0x23c/0x250 [ 311.678208][ T1505] ? mempool_alloc_slab+0x16/0x20 [ 311.683239][ T1505] __should_failslab+0x81/0x90 [ 311.688041][ T1505] should_failslab+0x5/0x20 [ 311.692527][ T1505] kmem_cache_alloc+0x46/0x2f0 [ 311.697275][ T1505] ? PageHuge+0x59/0xc0 [ 311.701411][ T1505] mempool_alloc_slab+0x16/0x20 [ 311.706245][ T1505] ? mempool_free+0x130/0x130 [ 311.710922][ T1505] mempool_alloc+0x8c/0x300 [ 311.715406][ T1505] ? __find_get_block+0x641/0x900 [ 311.720524][ T1505] bio_alloc_bioset+0xcc/0x480 [ 311.725274][ T1505] submit_bh_wbc+0x130/0x330 [ 311.729941][ T1505] __bread_gfp+0x110/0x220 [ 311.734418][ T1505] isofs_fill_super+0x9c5/0x1940 [ 311.739343][ T1505] ? set_blocksize+0x197/0x270 [ 311.744133][ T1505] mount_bdev+0x1e8/0x290 [ 311.748494][ T1505] ? isofs_mount+0x40/0x40 [ 311.752968][ T1505] ? _isofs_bmap+0x30/0x30 [ 311.757386][ T1505] isofs_mount+0x2d/0x40 [ 311.761614][ T1505] legacy_get_tree+0x70/0xc0 [ 311.766189][ T1505] vfs_get_tree+0x4a/0x1a0 [ 311.770589][ T1505] path_mount+0x11d4/0x1ce0 [ 311.775102][ T1505] __se_sys_mount+0x23d/0x2e0 [ 311.779795][ T1505] ? mntput+0x45/0x70 [ 311.783781][ T1505] ? __fpregs_load_activate+0x103/0x1b0 [ 311.789314][ T1505] __x64_sys_mount+0x63/0x70 [ 311.793883][ T1505] do_syscall_64+0x4a/0x90 [ 311.798333][ T1505] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 311.804366][ T1505] RIP: 0033:0x467afa [ 311.808347][ T1505] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 311.828057][ T1505] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 311.836455][ T1505] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 311.844413][ T1505] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 311.852376][ T1505] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 09:09:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 311.860333][ T1505] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 311.868289][ T1505] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 311.881970][ T1506] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 311.893384][ T1508] EXT4-fs (loop5): VFS: Can't find ext4 filesystem 09:09:18 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:18 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x10000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 311.941570][ T1505] ISOFS: Unable to identify CD-ROM format. [ 311.949693][ T1499] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:18 executing program 3 (fault-call:0 fault-nth:97): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:18 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) [ 311.993390][ T1535] loop5: detected capacity change from 0 to 264192 [ 312.005371][ T1535] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 312.023188][ T1528] loop0: detected capacity change from 0 to 264192 09:09:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 312.096727][ T1550] loop4: detected capacity change from 0 to 264192 [ 312.101694][ T1544] loop1: detected capacity change from 0 to 264192 [ 312.112375][ T1549] loop5: detected capacity change from 0 to 264192 [ 312.136484][ T1550] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 312.154962][ T1548] FAULT_INJECTION: forcing a failure. [ 312.154962][ T1548] name failslab, interval 1, probability 0, space 0, times 0 [ 312.167686][ T1548] CPU: 0 PID: 1548 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 312.176356][ T1548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.183202][ T1544] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 312.186404][ T1548] Call Trace: [ 312.186412][ T1548] dump_stack+0x137/0x19d 09:09:18 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x11000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 312.204130][ T1548] should_fail+0x23c/0x250 [ 312.208662][ T1548] ? mempool_alloc_slab+0x16/0x20 [ 312.213722][ T1548] __should_failslab+0x81/0x90 [ 312.218495][ T1548] should_failslab+0x5/0x20 [ 312.223026][ T1548] kmem_cache_alloc+0x46/0x2f0 [ 312.227791][ T1548] ? PageHuge+0x59/0xc0 [ 312.231971][ T1548] mempool_alloc_slab+0x16/0x20 [ 312.236826][ T1548] ? mempool_free+0x130/0x130 [ 312.241512][ T1548] mempool_alloc+0x8c/0x300 [ 312.246017][ T1548] ? __find_get_block+0x641/0x900 [ 312.251043][ T1548] bio_alloc_bioset+0xcc/0x480 09:09:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:18 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) [ 312.255852][ T1548] submit_bh_wbc+0x130/0x330 [ 312.260543][ T1548] __bread_gfp+0x110/0x220 [ 312.265015][ T1548] isofs_fill_super+0x9c5/0x1940 [ 312.270002][ T1548] ? set_blocksize+0x197/0x270 [ 312.274752][ T1548] mount_bdev+0x1e8/0x290 [ 312.279100][ T1548] ? isofs_mount+0x40/0x40 [ 312.283592][ T1548] ? _isofs_bmap+0x30/0x30 [ 312.288019][ T1548] isofs_mount+0x2d/0x40 [ 312.292259][ T1548] legacy_get_tree+0x70/0xc0 [ 312.296093][ T1566] loop0: detected capacity change from 0 to 264192 09:09:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 312.296972][ T1548] vfs_get_tree+0x4a/0x1a0 [ 312.297030][ T1548] path_mount+0x11d4/0x1ce0 [ 312.297043][ T1548] __se_sys_mount+0x23d/0x2e0 [ 312.317135][ T1548] ? mntput+0x45/0x70 [ 312.321200][ T1548] __x64_sys_mount+0x63/0x70 [ 312.325856][ T1548] do_syscall_64+0x4a/0x90 [ 312.330264][ T1548] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 312.336154][ T1548] RIP: 0033:0x467afa [ 312.340114][ T1548] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 312.360237][ T1548] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 312.368670][ T1548] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 312.376622][ T1548] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 [ 312.384573][ T1548] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 312.392536][ T1548] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 09:09:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 312.400491][ T1548] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 09:09:18 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x12000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 312.437862][ T1548] ISOFS: Unable to identify CD-ROM format. [ 312.466705][ T1581] loop4: detected capacity change from 0 to 264192 09:09:18 executing program 3 (fault-call:0 fault-nth:98): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 312.512288][ T1581] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 312.514058][ T1589] loop1: detected capacity change from 0 to 264192 [ 312.525289][ T1593] loop0: detected capacity change from 0 to 144 [ 312.529526][ T1589] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 312.548176][ T1597] loop5: detected capacity change from 0 to 264192 09:09:18 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 312.588589][ T1593] EXT4-fs (loop0): bad geometry: block count 256 exceeds size of device (72 blocks) [ 312.610281][ T1605] FAULT_INJECTION: forcing a failure. [ 312.610281][ T1605] name failslab, interval 1, probability 0, space 0, times 0 [ 312.623083][ T1605] CPU: 0 PID: 1605 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 312.631757][ T1605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.641946][ T1605] Call Trace: [ 312.645223][ T1605] dump_stack+0x137/0x19d [ 312.649594][ T1605] should_fail+0x23c/0x250 [ 312.654022][ T1605] ? mempool_alloc_slab+0x16/0x20 [ 312.659484][ T1605] __should_failslab+0x81/0x90 [ 312.664250][ T1605] should_failslab+0x5/0x20 [ 312.668736][ T1605] kmem_cache_alloc+0x46/0x2f0 [ 312.673559][ T1605] ? PageHuge+0x59/0xc0 [ 312.677703][ T1605] mempool_alloc_slab+0x16/0x20 [ 312.682600][ T1605] ? mempool_free+0x130/0x130 [ 312.687261][ T1605] mempool_alloc+0x8c/0x300 [ 312.691803][ T1605] ? __find_get_block+0x641/0x900 [ 312.696814][ T1605] bio_alloc_bioset+0xcc/0x480 [ 312.701563][ T1605] ? __cond_resched+0x11/0x40 [ 312.706264][ T1605] submit_bh_wbc+0x130/0x330 [ 312.710857][ T1605] __bread_gfp+0x110/0x220 [ 312.715254][ T1605] isofs_fill_super+0x9c5/0x1940 [ 312.720179][ T1605] ? set_blocksize+0x197/0x270 [ 312.724931][ T1605] mount_bdev+0x1e8/0x290 [ 312.729259][ T1605] ? isofs_mount+0x40/0x40 [ 312.733700][ T1605] ? _isofs_bmap+0x30/0x30 [ 312.738111][ T1605] isofs_mount+0x2d/0x40 [ 312.742552][ T1605] legacy_get_tree+0x70/0xc0 [ 312.747150][ T1605] vfs_get_tree+0x4a/0x1a0 [ 312.751626][ T1605] path_mount+0x11d4/0x1ce0 [ 312.756165][ T1605] __se_sys_mount+0x23d/0x2e0 [ 312.760818][ T1605] ? mntput+0x45/0x70 [ 312.764799][ T1605] ? __fpregs_load_activate+0x103/0x1b0 [ 312.770329][ T1605] __x64_sys_mount+0x63/0x70 [ 312.774898][ T1605] do_syscall_64+0x4a/0x90 [ 312.779306][ T1605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 312.785188][ T1605] RIP: 0033:0x467afa [ 312.789076][ T1605] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 312.808694][ T1605] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 312.817106][ T1605] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 312.825057][ T1605] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 09:09:18 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) 09:09:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 312.833010][ T1605] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 312.840982][ T1605] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 312.848936][ T1605] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 312.874072][ T1605] ISOFS: Unable to identify CD-ROM format. 09:09:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x13000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 312.907505][ T1616] loop1: detected capacity change from 0 to 264192 09:09:19 executing program 3 (fault-call:0 fault-nth:99): syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 312.951474][ T1616] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 312.982466][ T1626] loop0: detected capacity change from 0 to 144 [ 312.992598][ T1627] loop4: detected capacity change from 0 to 264192 [ 313.002943][ T1627] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 313.009941][ T1626] EXT4-fs (loop0): bad geometry: block count 256 exceeds size of device (72 blocks) [ 313.038326][ T1641] FAULT_INJECTION: forcing a failure. [ 313.038326][ T1641] name failslab, interval 1, probability 0, space 0, times 0 [ 313.041832][ T1642] loop5: detected capacity change from 0 to 264192 [ 313.051117][ T1641] CPU: 0 PID: 1641 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0 [ 313.066227][ T1641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.072079][ T1616] loop1: detected capacity change from 0 to 264192 [ 313.076277][ T1641] Call Trace: [ 313.076286][ T1641] dump_stack+0x137/0x19d [ 313.090364][ T1641] should_fail+0x23c/0x250 [ 313.094818][ T1641] ? mempool_alloc_slab+0x16/0x20 09:09:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 313.099877][ T1641] __should_failslab+0x81/0x90 [ 313.103966][ T1616] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 313.104658][ T1641] should_failslab+0x5/0x20 [ 313.104676][ T1641] kmem_cache_alloc+0x46/0x2f0 [ 313.124024][ T1641] ? PageHuge+0x59/0xc0 [ 313.128244][ T1641] mempool_alloc_slab+0x16/0x20 [ 313.133138][ T1641] ? mempool_free+0x130/0x130 [ 313.135221][ T1662] loop4: detected capacity change from 0 to 264192 [ 313.137802][ T1641] mempool_alloc+0x8c/0x300 [ 313.137825][ T1641] ? __find_get_block+0x641/0x900 [ 313.137840][ T1641] bio_alloc_bioset+0xcc/0x480 [ 313.137855][ T1641] ? __cond_resched+0x11/0x40 [ 313.137869][ T1641] submit_bh_wbc+0x130/0x330 [ 313.147682][ T1662] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 313.148844][ T1641] __bread_gfp+0x110/0x220 [ 313.179168][ T1641] isofs_fill_super+0x9c5/0x1940 [ 313.184614][ T1641] ? set_blocksize+0x197/0x270 [ 313.189465][ T1641] mount_bdev+0x1e8/0x290 [ 313.193773][ T1641] ? isofs_mount+0x40/0x40 [ 313.198170][ T1641] ? _isofs_bmap+0x30/0x30 [ 313.202615][ T1641] isofs_mount+0x2d/0x40 [ 313.206838][ T1641] legacy_get_tree+0x70/0xc0 [ 313.211476][ T1641] vfs_get_tree+0x4a/0x1a0 [ 313.215878][ T1641] path_mount+0x11d4/0x1ce0 [ 313.220378][ T1641] __se_sys_mount+0x23d/0x2e0 [ 313.225099][ T1641] ? mntput+0x45/0x70 [ 313.229085][ T1641] ? __fpregs_load_activate+0x103/0x1b0 [ 313.234630][ T1641] __x64_sys_mount+0x63/0x70 [ 313.239271][ T1641] do_syscall_64+0x4a/0x90 [ 313.243730][ T1641] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 313.249606][ T1641] RIP: 0033:0x467afa [ 313.253479][ T1641] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 313.273167][ T1641] RSP: 002b:00007f4322cd9fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 313.281558][ T1641] RAX: ffffffffffffffda RBX: 0000000020000480 RCX: 0000000000467afa [ 313.289508][ T1641] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 00007f4322cda000 09:09:19 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}]}) [ 313.297477][ T1641] RBP: 00007f4322cda040 R08: 00007f4322cda040 R09: 0000000020000280 [ 313.305425][ T1641] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000280 [ 313.313390][ T1641] R13: 00000000200002c0 R14: 00007f4322cda000 R15: 0000000020002680 [ 313.323908][ T1641] ISOFS: Unable to identify CD-ROM format. 09:09:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x14000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000380)) [ 313.440434][ T1671] loop0: detected capacity change from 0 to 144 [ 313.452491][ T1671] EXT4-fs (loop0): bad geometry: block count 256 exceeds size of device (72 blocks) [ 313.475828][ T1680] loop4: detected capacity change from 0 to 264192 [ 313.480761][ T1689] loop1: detected capacity change from 0 to 264192 [ 313.490834][ T1680] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 313.502594][ T1679] loop5: detected capacity change from 0 to 264192 [ 313.517566][ T1679] EXT4-fs (loop5): Ignoring removed orlov option 09:09:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000380)) 09:09:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x15000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 313.531323][ T1689] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 313.546480][ T1691] ISOFS: Unable to identify CD-ROM format. [ 313.548554][ T1679] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,,errors=continue. Quota mode: none. [ 313.575227][ T1679] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/953/file0 supports timestamps until 2038 (0x7fffffff) 09:09:19 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}]}) 09:09:19 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 313.621337][ T1689] loop1: detected capacity change from 0 to 264192 [ 313.656768][ T1689] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000380)) [ 313.685114][ T1727] loop4: detected capacity change from 0 to 264192 09:09:19 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 313.729632][ T1727] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 313.741381][ T1742] loop5: detected capacity change from 0 to 264192 [ 313.749895][ T1732] ISOFS: Unable to identify CD-ROM format. 09:09:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:19 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x16000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 313.801378][ T1742] EXT4-fs (loop5): Ignoring removed orlov option [ 313.811859][ T1742] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,,errors=continue. Quota mode: none. [ 313.834717][ T1742] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/954/file0 supports timestamps until 2038 (0x7fffffff) [ 313.868363][ T1748] loop1: detected capacity change from 0 to 264192 [ 313.883893][ T1732] ISOFS: Unable to identify CD-ROM format. [ 313.903273][ T1748] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:20 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}]}) 09:09:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x3, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 313.916557][ T1762] loop4: detected capacity change from 0 to 264192 [ 313.923953][ T1763] loop0: detected capacity change from 0 to 264192 09:09:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}], 0x0, &(0x7f0000000380)) [ 313.966006][ T1763] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 313.975640][ T1763] EXT4-fs (loop0): group descriptors corrupted! [ 314.004226][ T1762] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 314.028715][ T1778] loop5: detected capacity change from 0 to 264192 [ 314.040446][ T1780] ISOFS: Unable to identify CD-ROM format. [ 314.047519][ T1782] loop1: detected capacity change from 0 to 264192 [ 314.062703][ T1782] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:20 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x17000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 314.087600][ T1778] EXT4-fs (loop5): Ignoring removed orlov option [ 314.099071][ T1778] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,,errors=continue. Quota mode: none. [ 314.122090][ T1778] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/955/file0 supports timestamps until 2038 (0x7fffffff) 09:09:20 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks}]}) [ 314.141526][ T1780] ISOFS: Unable to identify CD-ROM format. [ 314.147566][ T1792] loop0: detected capacity change from 0 to 264192 [ 314.149318][ T1782] loop1: detected capacity change from 0 to 264192 [ 314.155231][ T1792] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 314.162957][ T1782] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.170246][ T1792] EXT4-fs (loop0): group descriptors corrupted! 09:09:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x4, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}], 0x0, &(0x7f0000000380)) [ 314.239044][ T1814] loop4: detected capacity change from 0 to 264192 [ 314.248696][ T1814] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 314.279154][ T1832] loop5: detected capacity change from 0 to 264192 [ 314.283758][ T1839] loop0: detected capacity change from 0 to 264192 [ 314.289228][ T1832] EXT4-fs (loop5): Ignoring removed orlov option [ 314.296483][ T1839] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.299531][ T1832] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. 09:09:20 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x18000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 314.335309][ T1832] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/956/file0 supports timestamps until 2038 (0x7fffffff) [ 314.368224][ T1837] loop1: detected capacity change from 0 to 264192 09:09:20 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks}]}) [ 314.399908][ T1837] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.439630][ T1860] loop4: detected capacity change from 0 to 264192 [ 314.455228][ T1860] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 314.463090][ T1861] loop0: detected capacity change from 0 to 264192 [ 314.470158][ T1837] loop1: detected capacity change from 0 to 264192 [ 314.476658][ T1864] ISOFS: Unable to identify CD-ROM format. 09:09:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x19000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 314.501299][ T1837] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.543894][ T1861] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.586051][ T1864] ISOFS: Unable to identify CD-ROM format. [ 314.600325][ T1881] loop5: detected capacity change from 0 to 264192 [ 314.607798][ T1890] loop1: detected capacity change from 0 to 264192 09:09:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x5, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:20 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x19300700, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 314.651207][ T1894] loop4: detected capacity change from 0 to 264192 [ 314.657847][ T1890] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.664852][ T1881] EXT4-fs (loop5): Ignoring removed orlov option 09:09:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}], 0x0, &(0x7f0000000380)) [ 314.732429][ T1894] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 314.745730][ T1881] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. 09:09:20 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:20 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 314.772199][ T1881] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/957/file0 supports timestamps until 2038 (0x7fffffff) [ 314.793333][ T1911] ISOFS: Unable to identify CD-ROM format. [ 314.815481][ T1917] loop0: detected capacity change from 0 to 264192 09:09:20 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks}]}) 09:09:20 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1a000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 314.830766][ T1922] loop1: detected capacity change from 0 to 264192 [ 314.851986][ T1917] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.863932][ T1922] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 314.894769][ T1931] loop4: detected capacity change from 0 to 264192 [ 314.904055][ T1911] ISOFS: Unable to identify CD-ROM format. [ 314.907967][ T1931] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.933506][ T1922] loop1: detected capacity change from 0 to 264192 09:09:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x6, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 314.964193][ T1922] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 314.972999][ T1944] loop5: detected capacity change from 0 to 264192 [ 314.984544][ T1946] loop0: detected capacity change from 0 to 264192 [ 315.016331][ T1944] EXT4-fs (loop5): Ignoring removed orlov option [ 315.021016][ T1946] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.024426][ T1944] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,bsdgroups,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. 09:09:21 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 315.060636][ T1944] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/958/file0 supports timestamps until 2038 (0x7fffffff) [ 315.078529][ T1958] loop4: detected capacity change from 0 to 264192 [ 315.092521][ T1958] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1b000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:21 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 315.115033][ T1959] ISOFS: Unable to identify CD-ROM format. [ 315.123998][ T1968] loop1: detected capacity change from 0 to 264192 09:09:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) [ 315.167689][ T1968] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:21 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 315.214916][ T1959] ISOFS: Unable to identify CD-ROM format. 09:09:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x7, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:21 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1c000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 315.288870][ T1983] loop4: detected capacity change from 0 to 264192 [ 315.305357][ T1994] loop1: detected capacity change from 0 to 264192 [ 315.307542][ T1996] loop5: detected capacity change from 0 to 264192 [ 315.312294][ T1983] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.328925][ T1995] loop0: detected capacity change from 0 to 264192 09:09:21 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 315.343220][ T1994] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.354807][ T1995] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.380237][ T1996] EXT4-fs (loop5): Ignoring removed orlov option [ 315.397957][ T1994] loop1: detected capacity change from 0 to 264192 [ 315.407712][ T2002] ISOFS: Unable to identify CD-ROM format. [ 315.411381][ T1996] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. 09:09:21 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@inode_readahead_blks}]}) 09:09:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1d000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 315.439669][ T1996] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/960/file0 supports timestamps until 2038 (0x7fffffff) [ 315.463773][ T1994] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x8, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 315.522566][ T2002] ISOFS: Unable to identify CD-ROM format. [ 315.530114][ T2024] loop4: detected capacity change from 0 to 264192 [ 315.540154][ T2024] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.554071][ T2039] loop5: detected capacity change from 0 to 264192 [ 315.555007][ T2038] loop0: detected capacity change from 0 to 264192 09:09:21 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1e000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 315.666651][ T2039] EXT4-fs (loop5): Ignoring removed orlov option [ 315.676649][ T2038] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) [ 315.732779][ T2039] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 315.758691][ T2056] loop4: detected capacity change from 0 to 264192 [ 315.765630][ T2062] loop1: detected capacity change from 0 to 264192 09:09:21 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:21 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x1f000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:21 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@inode_readahead_blks}]}) [ 315.766924][ T2039] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/961/file0 supports timestamps until 2038 (0x7fffffff) [ 315.786875][ T2056] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.808430][ T2055] ISOFS: Unable to identify CD-ROM format. [ 315.819973][ T2062] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:21 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) [ 315.868919][ T2055] ISOFS: Unable to identify CD-ROM format. [ 315.869211][ T2072] loop0: detected capacity change from 0 to 264192 [ 315.883793][ T2072] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 315.887383][ T2073] loop4: detected capacity change from 0 to 264192 [ 315.902138][ T2073] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x9, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 315.964643][ T2091] loop5: detected capacity change from 0 to 264192 [ 315.965707][ T2094] loop1: detected capacity change from 0 to 264192 [ 315.974822][ T2091] EXT4-fs (loop5): Ignoring removed orlov option [ 315.986368][ T2094] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.007929][ T2102] ISOFS: Unable to identify CD-ROM format. 09:09:22 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x20000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 316.008056][ T2091] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 316.022056][ T2095] loop0: detected capacity change from 0 to 264192 [ 316.055006][ T2095] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@inode_readahead_blks}]}) 09:09:22 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 316.102753][ T2102] ISOFS: Unable to identify CD-ROM format. [ 316.113708][ T2117] loop4: detected capacity change from 0 to 264192 [ 316.116081][ T2091] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/962/file0 supports timestamps until 2038 (0x7fffffff) [ 316.141213][ T2117] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xa, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 316.180436][ T2116] loop1: detected capacity change from 0 to 264192 [ 316.188676][ T2116] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.214345][ T2131] loop0: detected capacity change from 0 to 264192 09:09:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x20300700, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 316.229330][ T2131] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.241581][ T2142] loop4: detected capacity change from 0 to 264192 09:09:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 316.280118][ T2140] ISOFS: Unable to identify CD-ROM format. [ 316.300658][ T2142] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.309844][ T2154] loop1: detected capacity change from 0 to 264192 [ 316.310964][ T2150] loop5: detected capacity change from 0 to 264192 09:09:22 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x3f000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 316.379435][ T2154] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.390523][ T2150] EXT4-fs (loop5): Ignoring removed orlov option [ 316.404730][ T2165] loop0: detected capacity change from 0 to 264192 [ 316.415752][ T2165] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) 09:09:22 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 316.425114][ T2165] EXT4-fs (loop0): group descriptors corrupted! [ 316.436152][ T2140] ISOFS: Unable to identify CD-ROM format. [ 316.441978][ T2176] loop4: detected capacity change from 0 to 264192 [ 316.443659][ T2176] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xb, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 316.462767][ T2150] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,orlov,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 316.489415][ T2150] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/963/file0 supports timestamps until 2038 (0x7fffffff) 09:09:22 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:22 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x40000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 316.539852][ T2190] loop1: detected capacity change from 0 to 264192 [ 316.546667][ T2192] loop0: detected capacity change from 0 to 264192 [ 316.593478][ T2190] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.618685][ T2192] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 316.624104][ T2194] ISOFS: Unable to identify CD-ROM format. [ 316.627949][ T2192] EXT4-fs (loop0): group descriptors corrupted! 09:09:22 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 316.634395][ T2205] loop4: detected capacity change from 0 to 264192 [ 316.656498][ T2210] loop5: detected capacity change from 0 to 264192 [ 316.671046][ T2205] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00', 0x1, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:22 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 316.715819][ T2210] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 316.727985][ T2222] loop1: detected capacity change from 0 to 264192 [ 316.742229][ T2210] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/964/file0 supports timestamps until 2038 (0x7fffffff) 09:09:22 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@inode_readahead_blks}]}) 09:09:22 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x6bf50100, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 316.782081][ T2194] ISOFS: Unable to identify CD-ROM format. [ 316.801510][ T2222] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xc, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 316.845488][ T2236] loop5: detected capacity change from 0 to 264192 [ 316.855552][ T2228] loop0: detected capacity change from 0 to 264192 [ 316.863310][ T2235] loop4: detected capacity change from 0 to 264192 [ 316.864959][ T2222] loop1: detected capacity change from 0 to 264192 [ 316.873591][ T2236] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 316.902552][ T2222] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.914469][ T2235] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 316.914566][ T2228] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00', 0x1, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x81020000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:23 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@inode_readahead_blks}]}) [ 316.937389][ T2236] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/965/file0 supports timestamps until 2038 (0x7fffffff) 09:09:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.037189][ T2257] loop4: detected capacity change from 0 to 264192 [ 317.038334][ T2263] ISOFS: Unable to identify CD-ROM format. [ 317.057337][ T2261] loop0: detected capacity change from 0 to 264192 [ 317.069407][ T2257] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x86ffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 317.096927][ T2261] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.096979][ T2265] loop5: detected capacity change from 0 to 264192 [ 317.135429][ T2279] loop1: detected capacity change from 0 to 264192 [ 317.136480][ T2263] ISOFS: Unable to identify CD-ROM format. [ 317.165974][ T2265] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 317.167561][ T2292] loop4: detected capacity change from 0 to 264192 09:09:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00', 0x1, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@inode_readahead_blks}]}) 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 317.198800][ T2292] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.212114][ T2265] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/966/file0 supports timestamps until 2038 (0x7fffffff) [ 317.226461][ T2279] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xd, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 317.286582][ T2279] loop1: detected capacity change from 0 to 264192 [ 317.289383][ T2305] loop4: detected capacity change from 0 to 264192 [ 317.295606][ T2279] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.299707][ T2303] loop0: detected capacity change from 0 to 264192 [ 317.311426][ T2305] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xe1000000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.333291][ T2310] ISOFS: Unable to identify CD-ROM format. [ 317.346355][ T2318] loop5: detected capacity change from 0 to 264192 [ 317.351215][ T2303] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.386440][ T2318] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,init_itable,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 317.388017][ T2310] ISOFS: Unable to identify CD-ROM format. [ 317.414222][ T2318] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/967/file0 supports timestamps until 2038 (0x7fffffff) 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00'/21, 0x15, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.450201][ T2333] loop1: detected capacity change from 0 to 264192 [ 317.474361][ T2333] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:23 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xe, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:23 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xe4ffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 317.495654][ T2343] loop4: detected capacity change from 0 to 264192 [ 317.504789][ T2343] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.509747][ T2344] loop0: detected capacity change from 0 to 264192 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 317.575757][ T2344] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.593264][ T2333] loop1: detected capacity change from 0 to 264192 [ 317.610665][ T2353] ISOFS: Unable to identify CD-ROM format. 09:09:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00'/21, 0x15, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.628092][ T2333] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.667148][ T2363] loop5: detected capacity change from 0 to 264192 [ 317.676202][ T2367] loop4: detected capacity change from 0 to 264192 [ 317.694963][ T2367] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xf4001000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 317.706593][ T2363] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 317.740601][ T2353] ISOFS: Unable to identify CD-ROM format. [ 317.757610][ T2377] loop0: detected capacity change from 0 to 264192 09:09:23 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:23 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xf, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:23 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)='\x00'/21, 0x15, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.773607][ T2377] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.787225][ T2386] loop1: detected capacity change from 0 to 264192 [ 317.815958][ T2386] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:23 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@inode_readahead_blks}]}) [ 317.828439][ T2363] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/968/file0 supports timestamps until 2038 (0x7fffffff) [ 317.863099][ T2402] ISOFS: Unable to identify CD-ROM format. [ 317.866163][ T2403] loop4: detected capacity change from 0 to 264192 [ 317.877106][ T2403] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.890008][ T2400] loop0: detected capacity change from 0 to 264192 [ 317.898274][ T2400] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 317.901630][ T2402] ISOFS: Unable to identify CD-ROM format. [ 317.909752][ T2386] loop1: detected capacity change from 0 to 264192 09:09:24 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xf4ffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="00000000000000000000000000000000000000000000000000000000148191", 0x1f, 0x7e0}], 0x0, &(0x7f0000000380)) [ 317.931039][ T2386] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x10, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:24 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfbf10100, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 317.998423][ T2434] loop5: detected capacity change from 0 to 264192 [ 318.005525][ T2433] loop4: detected capacity change from 0 to 264192 [ 318.009110][ T2435] loop0: detected capacity change from 0 to 264192 [ 318.020801][ T2435] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.034904][ T2443] ISOFS: Unable to identify CD-ROM format. [ 318.043571][ T2433] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.046899][ T2431] loop1: detected capacity change from 0 to 264192 [ 318.061383][ T2434] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 318.086958][ T2431] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="00000000000000000000000000000000000000000000000000000000148191", 0x1f, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@inode_readahead_blks}]}) [ 318.105909][ T2434] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/969/file0 supports timestamps until 2038 (0x7fffffff) 09:09:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000060000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfbffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 318.167430][ T2466] loop0: detected capacity change from 0 to 264192 [ 318.181044][ T2443] ISOFS: Unable to identify CD-ROM format. [ 318.190406][ T2466] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x11, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 318.226101][ T2470] loop4: detected capacity change from 0 to 264192 [ 318.242922][ T2478] loop1: detected capacity change from 0 to 264192 [ 318.259784][ T2470] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="00000000000000000000000000000000000000000000000000000000148191", 0x1f, 0x7e0}], 0x0, &(0x7f0000000380)) [ 318.282609][ T2478] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.293777][ T2481] loop5: detected capacity change from 0 to 264192 09:09:24 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 318.331088][ T2481] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 318.362964][ T2493] ISOFS: Unable to identify CD-ROM format. 09:09:24 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfeffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 318.374500][ T2481] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/970/file0 supports timestamps until 2038 (0x7fffffff) [ 318.376993][ T2478] loop1: detected capacity change from 0 to 264192 [ 318.388945][ T2495] loop0: detected capacity change from 0 to 264192 [ 318.419613][ T2493] ISOFS: Unable to identify CD-ROM format. 09:09:24 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@inode_readahead_blks}]}) [ 318.425978][ T2506] loop4: detected capacity change from 0 to 264192 [ 318.434336][ T2495] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x12, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000", 0x24, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:24 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 318.479235][ T2506] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.541443][ T2529] loop5: detected capacity change from 0 to 264192 [ 318.563206][ T2529] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,max_batch_time=0x0000000000000000,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. 09:09:24 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:24 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xff010000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 318.589108][ T2529] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/971/file0 supports timestamps until 2038 (0x7fffffff) [ 318.589183][ T2538] loop4: detected capacity change from 0 to 264192 [ 318.616890][ T2534] loop0: detected capacity change from 0 to 264192 [ 318.631192][ T2538] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 318.641992][ T2534] EXT4-fs (loop0): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 0)! [ 318.647988][ T2536] ISOFS: Unable to identify CD-ROM format. [ 318.652146][ T2534] EXT4-fs (loop0): group descriptors corrupted! [ 318.678880][ T2535] loop1: detected capacity change from 0 to 264192 09:09:24 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc464", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 318.719625][ T2536] ISOFS: Unable to identify CD-ROM format. [ 318.734372][ T2553] loop5: detected capacity change from 0 to 264192 [ 318.739106][ T2535] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x13, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000", 0x24, 0x7e0}], 0x0, &(0x7f0000000380)) [ 318.758755][ T2553] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 318.780094][ T2553] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/973/file0 supports timestamps until 2038 (0x7fffffff) 09:09:24 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 318.829934][ T2564] loop4: detected capacity change from 0 to 264192 [ 318.846230][ T2535] loop1: detected capacity change from 0 to 264192 [ 318.857338][ T2564] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.862224][ T2535] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 318.880709][ T2574] loop0: detected capacity change from 0 to 264192 [ 318.911410][ T2567] ISOFS: Unable to identify CD-ROM format. [ 318.925657][ T2574] EXT4-fs (loop0): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 0)! [ 318.935778][ T2574] EXT4-fs (loop0): group descriptors corrupted! 09:09:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xff0f0000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000", 0x24, 0x7e0}], 0x0, &(0x7f0000000380)) [ 318.974978][ T2567] ISOFS: Unable to identify CD-ROM format. 09:09:25 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x14, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 319.025713][ T2592] loop5: detected capacity change from 0 to 264192 [ 319.034101][ T2595] loop4: detected capacity change from 0 to 264192 [ 319.039747][ T2607] loop1: detected capacity change from 0 to 264192 [ 319.058213][ T2595] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xff600000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 319.081652][ T2612] loop0: detected capacity change from 0 to 264192 [ 319.088669][ T2592] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 319.089734][ T2607] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 319.133356][ T2619] ISOFS: Unable to identify CD-ROM format. [ 319.142772][ T2612] EXT4-fs (loop0): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 0)! [ 319.153037][ T2612] EXT4-fs (loop0): group descriptors corrupted! [ 319.153068][ T2592] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/974/file0 supports timestamps until 2038 (0x7fffffff) [ 319.175136][ T2607] loop1: detected capacity change from 0 to 264192 09:09:25 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:25 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000140000", 0x27, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.186191][ T2607] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xff870000, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 319.235909][ T2619] ISOFS: Unable to identify CD-ROM format. [ 319.245239][ T2638] loop0: detected capacity change from 0 to 264192 [ 319.258319][ T2640] loop4: detected capacity change from 0 to 264192 [ 319.267083][ T2640] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:25 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x15, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:25 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000140000", 0x27, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.301201][ T2638] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 319.311352][ T2638] EXT4-fs (loop0): group descriptors corrupted! [ 319.333116][ T2655] loop5: detected capacity change from 0 to 264192 [ 319.334136][ T2649] loop1: detected capacity change from 0 to 264192 [ 319.368030][ T2655] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 319.371609][ T2659] ISOFS: Unable to identify CD-ROM format. [ 319.394339][ T2655] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/975/file0 supports timestamps until 2038 (0x7fffffff) [ 319.409418][ T2669] loop4: detected capacity change from 0 to 264192 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffefffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.416224][ T2649] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 319.452051][ T2671] loop0: detected capacity change from 0 to 264192 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a04000000140000", 0x27, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.465278][ T2669] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 319.468170][ T2671] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 319.482114][ T2671] EXT4-fs (loop0): group descriptors corrupted! 09:09:25 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:25 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffff7f08, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:25 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x16, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 319.571088][ T2691] loop1: detected capacity change from 0 to 264192 [ 319.579285][ T2659] ISOFS: Unable to identify CD-ROM format. [ 319.598091][ T2701] loop0: detected capacity change from 0 to 264192 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a0400000014000000", 0x28, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.635615][ T2701] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 319.635989][ T2691] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 319.645767][ T2701] EXT4-fs (loop0): group descriptors corrupted! 09:09:25 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="2000007a000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.681258][ T2704] loop4: detected capacity change from 0 to 264192 [ 319.687918][ T2699] loop5: detected capacity change from 0 to 264192 09:09:25 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffffefff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 319.728333][ T2704] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 319.745535][ T2699] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 319.778355][ T2718] loop0: detected capacity change from 0 to 264192 [ 319.784335][ T2699] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/976/file0 supports timestamps until 2038 (0x7fffffff) [ 319.800593][ T2718] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 319.810977][ T2718] EXT4-fs (loop0): group descriptors corrupted! [ 319.818924][ T2731] loop1: detected capacity change from 0 to 264192 09:09:25 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:25 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a0400000014000000", 0x28, 0x7e0}], 0x0, &(0x7f0000000380)) [ 319.833326][ T2717] ISOFS: Unable to identify CD-ROM format. 09:09:25 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 319.878393][ T2717] ISOFS: Unable to identify CD-ROM format. [ 319.888788][ T2731] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:26 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffffff86, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x17, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 319.930438][ T2731] loop1: detected capacity change from 0 to 264192 [ 319.937891][ T2749] loop4: detected capacity change from 0 to 264192 [ 319.943272][ T2746] loop5: detected capacity change from 0 to 264192 [ 319.953058][ T2749] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 319.956464][ T2731] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:26 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, 0x0) [ 319.964264][ T2746] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 319.970277][ T2748] loop0: detected capacity change from 0 to 264192 [ 320.020041][ T2765] ISOFS: Unable to identify CD-ROM format. 09:09:26 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 320.046624][ T2746] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/977/file0 supports timestamps until 2038 (0x7fffffff) [ 320.047349][ T2748] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 320.070881][ T2748] EXT4-fs (loop0): group descriptors corrupted! 09:09:26 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000004020100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:26 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a0400000014000000", 0x28, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:26 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, 0x0) [ 320.097059][ T2775] loop4: detected capacity change from 0 to 264192 [ 320.129452][ T2765] ISOFS: Unable to identify CD-ROM format. 09:09:26 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffffffe4, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x18, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 320.174226][ T2786] loop1: detected capacity change from 0 to 264192 [ 320.198138][ T2793] loop5: detected capacity change from 0 to 264192 [ 320.224732][ T2786] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 320.235991][ T2796] loop0: detected capacity change from 0 to 264192 [ 320.242268][ T2793] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. 09:09:26 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfffffff4, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 320.262854][ T2793] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/978/file0 supports timestamps until 2038 (0x7fffffff) [ 320.283491][ T2810] loop4: detected capacity change from 0 to 264192 [ 320.292866][ T2796] EXT4-fs (loop0): ext4_check_descriptors: Inode table for group 0 not in group (block 0)! [ 320.302909][ T2796] EXT4-fs (loop0): group descriptors corrupted! [ 320.314615][ T2809] ISOFS: Unable to identify CD-ROM format. 09:09:26 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, 0x0) 09:09:26 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:26 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:26 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29}], 0x0, &(0x7f0000000380)) [ 320.335817][ T2786] loop1: detected capacity change from 0 to 264192 [ 320.342944][ T2786] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:26 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29}], 0x0, &(0x7f0000000380)) [ 320.428308][ T2834] loop4: detected capacity change from 0 to 264192 [ 320.431147][ T2838] loop5: detected capacity change from 0 to 264192 [ 320.455465][ T2809] ISOFS: Unable to identify CD-ROM format. [ 320.461550][ T2835] loop1: detected capacity change from 0 to 264192 09:09:26 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x19, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 320.501050][ T2835] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 320.523464][ T2838] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. 09:09:26 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfffffffb, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:26 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 320.558581][ T2850] loop0: detected capacity change from 0 to 264192 [ 320.560930][ T2838] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/979/file0 supports timestamps until 2038 (0x7fffffff) [ 320.604500][ T2859] ISOFS: Unable to identify CD-ROM format. [ 320.610506][ T2857] loop4: detected capacity change from 0 to 264192 [ 320.610517][ T2835] loop1: detected capacity change from 0 to 264192 [ 320.640277][ T2835] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:26 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:26 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:26 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 320.641062][ T2850] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 320.663029][ T2857] EXT4-fs (loop4): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 320.684332][ T2857] ext4 filesystem being mounted at /root/syzkaller-testdir453166508/syzkaller.xbRLBY/951/file0 supports timestamps until 2038 (0x7fffffff) 09:09:26 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29}], 0x0, &(0x7f0000000380)) [ 320.735840][ T2859] ISOFS: Unable to identify CD-ROM format. 09:09:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1a, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:26 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xfffffffe, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 320.811051][ T2888] loop5: detected capacity change from 0 to 264192 [ 320.823495][ T2887] loop1: detected capacity change from 0 to 264192 [ 320.843204][ T2887] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 320.850623][ T2902] ISOFS: Unable to identify CD-ROM format. 09:09:26 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 320.861055][ T2895] loop0: detected capacity change from 0 to 264192 [ 320.869763][ T2895] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 320.876258][ T2888] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 320.908167][ T2912] loop4: detected capacity change from 0 to 264192 [ 320.943560][ T2902] ISOFS: Unable to identify CD-ROM format. [ 320.960335][ T2888] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/980/file0 supports timestamps until 2038 (0x7fffffff) 09:09:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1b, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 320.975716][ T2912] EXT4-fs (loop4): mounted filesystem without journal. Opts: i_version,journal_ioprio=0x0000000000000001,resuid=0x000000000000ee00,noquota,inode_readahead_blks=0x0000000000000000,,errors=continue. Quota mode: none. [ 320.997597][ T2912] ext4 filesystem being mounted at /root/syzkaller-testdir453166508/syzkaller.xbRLBY/953/file0 supports timestamps until 2038 (0x7fffffff) [ 321.026841][ T2922] loop0: detected capacity change from 0 to 264192 09:09:27 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:27 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:27 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0xffffffff, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 321.036714][ T2922] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.062414][ T2931] loop1: detected capacity change from 0 to 264192 [ 321.115982][ T2931] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 321.118882][ T2934] ISOFS: Unable to identify CD-ROM format. [ 321.150868][ T2949] loop4: detected capacity change from 0 to 264192 09:09:27 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 321.164870][ T2952] loop5: detected capacity change from 0 to 264192 [ 321.164907][ T2951] loop0: detected capacity change from 0 to 264192 [ 321.186991][ T2951] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.196280][ T2952] EXT4-fs (loop5): mounted filesystem without journal. Opts: i_version,noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. 09:09:27 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 321.205234][ T2934] ISOFS: Unable to identify CD-ROM format. [ 321.222377][ T2952] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/981/file0 supports timestamps until 2038 (0x7fffffff) 09:09:27 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x2, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1c, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 321.284639][ T2973] loop1: detected capacity change from 0 to 264192 [ 321.289440][ T2978] loop0: detected capacity change from 0 to 264192 [ 321.301578][ T2965] loop4: detected capacity change from 0 to 264192 [ 321.308539][ T2973] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 321.313555][ T2978] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.326373][ T2987] loop5: detected capacity change from 0 to 264192 09:09:27 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 321.364959][ T2990] ISOFS: Unable to identify CD-ROM format. [ 321.374708][ T2973] loop1: detected capacity change from 0 to 264192 [ 321.383754][ T2987] EXT4-fs (loop5): mounted filesystem without journal. Opts: noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 321.399585][ T2987] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/982/file0 supports timestamps until 2038 (0x7fffffff) 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x3, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:27 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) [ 321.422949][ T2973] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 321.442862][ T2990] ISOFS: Unable to identify CD-ROM format. 09:09:27 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000050100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 321.488737][ T3011] loop0: detected capacity change from 0 to 264192 [ 321.495415][ T3010] loop4: detected capacity change from 0 to 264192 09:09:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1d, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 321.534606][ T3011] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.585314][ T3035] loop0: detected capacity change from 0 to 264192 [ 321.592711][ T3035] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.601698][ T3027] loop5: detected capacity change from 0 to 264192 [ 321.615218][ T3029] loop1: detected capacity change from 0 to 264192 [ 321.620029][ T3028] ISOFS: Unable to identify CD-ROM format. 09:09:27 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x4, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 321.628142][ T3029] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 321.673966][ T3027] EXT4-fs (loop5): mounted filesystem without journal. Opts: noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 321.694597][ T3028] ISOFS: Unable to identify CD-ROM format. [ 321.700641][ T3029] loop1: detected capacity change from 0 to 264192 [ 321.700873][ T3027] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/983/file0 supports timestamps until 2038 (0x7fffffff) 09:09:27 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 321.722363][ T3029] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 321.733200][ T3052] loop4: detected capacity change from 0 to 264192 09:09:27 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:27 executing program 5: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@noquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:27 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x5, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1e, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 321.766110][ T3062] loop0: detected capacity change from 0 to 264192 [ 321.860060][ T3062] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 321.874982][ T3070] loop4: detected capacity change from 0 to 264192 [ 321.881855][ T3080] loop1: detected capacity change from 0 to 264192 [ 321.898769][ T3080] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 321.915621][ T3087] loop5: detected capacity change from 0 to 264192 [ 321.928725][ T3086] ISOFS: Unable to identify CD-ROM format. 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x6, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 321.953073][ T3087] EXT4-fs (loop5): mounted filesystem without journal. Opts: noquota,inode_readahead_blks=0x0000000000001000,,errors=continue. Quota mode: none. [ 321.974926][ T3087] ext4 filesystem being mounted at /root/syzkaller-testdir277840155/syzkaller.KDwaN4/984/file0 supports timestamps until 2038 (0x7fffffff) [ 322.005728][ T3102] loop4: detected capacity change from 0 to 264192 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 322.019401][ T3086] ISOFS: Unable to identify CD-ROM format. 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x21, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x7, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 322.075673][ T3107] loop0: detected capacity change from 0 to 264192 [ 322.098064][ T3107] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 322.114215][ T3121] loop1: detected capacity change from 0 to 264192 [ 322.129330][ T3121] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.142219][ T3127] loop4: detected capacity change from 0 to 144 [ 322.148403][ T3133] loop5: detected capacity change from 0 to 264192 [ 322.169756][ T3127] EXT4-fs (loop4): bad geometry: block count 256 exceeds size of device (72 blocks) 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 322.173984][ T3133] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.194283][ T3130] ISOFS: Unable to identify CD-ROM format. [ 322.194612][ T3144] loop0: detected capacity change from 0 to 264192 [ 322.209077][ T3144] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x8, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 322.247511][ T3155] loop1: detected capacity change from 0 to 264192 [ 322.254571][ T3130] ISOFS: Unable to identify CD-ROM format. [ 322.268384][ T3162] loop5: detected capacity change from 0 to 264192 [ 322.272870][ T3158] loop4: detected capacity change from 0 to 144 [ 322.283571][ T3155] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x22, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 322.302847][ T3162] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.303068][ T3158] EXT4-fs (loop4): bad geometry: block count 256 exceeds size of device (72 blocks) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 322.381466][ T3171] loop0: detected capacity change from 0 to 264192 [ 322.406866][ T3184] loop1: detected capacity change from 0 to 264192 [ 322.406866][ T3191] loop4: detected capacity change from 0 to 144 [ 322.422753][ T3171] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x9, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 322.426224][ T3191] EXT4-fs (loop4): bad geometry: block count 256 exceeds size of device (72 blocks) [ 322.442771][ T3190] loop5: detected capacity change from 0 to 264192 [ 322.451013][ T3190] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.459348][ T3186] ISOFS: Unable to identify CD-ROM format. [ 322.467536][ T3184] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xa, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x0, 0x0, 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 322.596999][ T3186] ISOFS: Unable to identify CD-ROM format. [ 322.609752][ T3220] loop1: detected capacity change from 0 to 264192 [ 322.629543][ T3220] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.633102][ T3221] loop5: detected capacity change from 0 to 264192 09:09:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x23, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:28 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 322.646564][ T3222] loop0: detected capacity change from 0 to 264192 [ 322.647457][ T3221] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.662612][ T3222] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xb, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 322.724834][ T3242] ISOFS: Unable to identify CD-ROM format. [ 322.746463][ T3250] loop4: detected capacity change from 0 to 264192 [ 322.746467][ T3251] loop5: detected capacity change from 0 to 264192 [ 322.751286][ T3251] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.774900][ T3257] loop0: detected capacity change from 0 to 264192 [ 322.784287][ T3257] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 322.800431][ T3242] ISOFS: Unable to identify CD-ROM format. 09:09:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x24, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:28 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:28 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xc, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 322.845743][ T3250] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 322.857986][ T3250] EXT4-fs (loop4): get root inode failed [ 322.863643][ T3250] EXT4-fs (loop4): mount failed [ 322.879766][ T3274] loop1: detected capacity change from 0 to 264192 09:09:28 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 322.901313][ T3274] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 322.913698][ T3280] loop0: detected capacity change from 0 to 264192 [ 322.961729][ T3287] ISOFS: Unable to identify CD-ROM format. [ 322.961832][ T3280] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 322.980966][ T3294] loop5: detected capacity change from 0 to 264192 [ 322.999080][ T3298] loop4: detected capacity change from 0 to 264192 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xd, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.010172][ T3294] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.015319][ T3287] ISOFS: Unable to identify CD-ROM format. 09:09:29 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x25, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 323.068154][ T3274] loop1: detected capacity change from 0 to 264192 [ 323.088505][ T3274] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.103279][ T3298] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 323.115408][ T3298] EXT4-fs (loop4): get root inode failed [ 323.121103][ T3298] EXT4-fs (loop4): mount failed 09:09:29 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.178752][ T3327] loop0: detected capacity change from 0 to 264192 [ 323.190996][ T3328] loop5: detected capacity change from 0 to 264192 [ 323.197878][ T3327] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 323.199822][ T3328] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.217471][ T3338] loop1: detected capacity change from 0 to 264192 09:09:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xf, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 323.229077][ T3330] ISOFS: Unable to identify CD-ROM format. 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.273027][ T3338] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.309981][ T3353] loop4: detected capacity change from 0 to 264192 09:09:29 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.317819][ T3330] ISOFS: Unable to identify CD-ROM format. 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x26, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 323.374089][ T3353] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 323.386313][ T3353] EXT4-fs (loop4): get root inode failed [ 323.391963][ T3353] EXT4-fs (loop4): mount failed [ 323.398006][ T3367] loop5: detected capacity change from 0 to 264192 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x10, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {0x0, 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 323.427398][ T3366] loop1: detected capacity change from 0 to 264192 [ 323.440842][ T3367] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.453554][ T3366] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.459362][ T3382] loop0: detected capacity change from 0 to 264192 09:09:29 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.473566][ T3382] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 323.494771][ T3379] ISOFS: Unable to identify CD-ROM format. 09:09:29 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.543845][ T3403] loop5: detected capacity change from 0 to 264192 [ 323.549823][ T3379] ISOFS: Unable to identify CD-ROM format. [ 323.558392][ T3403] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.571249][ T3402] loop4: detected capacity change from 0 to 264192 [ 323.577925][ T3406] loop0: detected capacity change from 0 to 264192 09:09:29 executing program 5: mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x27, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x11, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 323.606769][ T3406] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:29 executing program 5: mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {0x0, 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 323.650478][ T3402] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 323.651718][ T3417] loop1: detected capacity change from 0 to 264192 [ 323.662705][ T3402] EXT4-fs (loop4): get root inode failed [ 323.674384][ T3421] ISOFS: Unable to identify CD-ROM format. [ 323.674848][ T3402] EXT4-fs (loop4): mount failed [ 323.686343][ T3417] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x19, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x28, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:29 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.749353][ T3438] loop5: detected capacity change from 0 to 264192 [ 323.757226][ T3438] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:29 executing program 5: mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 323.806153][ T3447] loop0: detected capacity change from 0 to 264192 [ 323.809926][ T3445] loop4: detected capacity change from 0 to 264192 [ 323.820130][ T3447] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 323.848872][ T3445] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 323.860920][ T3445] EXT4-fs (loop4): get root inode failed [ 323.866578][ T3445] EXT4-fs (loop4): mount failed [ 323.872921][ T3462] loop1: detected capacity change from 0 to 264192 [ 323.882804][ T3454] ISOFS: Unable to identify CD-ROM format. 09:09:29 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x300, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 323.896311][ T3465] loop5: detected capacity change from 0 to 264192 09:09:30 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {0x0, 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 323.934652][ T3454] ISOFS: Unable to identify CD-ROM format. [ 323.936481][ T3462] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 323.951568][ T3465] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 323.979870][ T3471] loop0: detected capacity change from 0 to 264192 09:09:30 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x29, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 324.008397][ T3462] loop1: detected capacity change from 0 to 264192 [ 324.017040][ T3488] loop4: detected capacity change from 0 to 264192 [ 324.028016][ T3462] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x39f, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 324.057307][ T3488] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 324.069482][ T3488] EXT4-fs (loop4): get root inode failed [ 324.075177][ T3488] EXT4-fs (loop4): mount failed [ 324.097326][ T3471] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00), 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 324.126007][ T3497] ISOFS: Unable to identify CD-ROM format. [ 324.175723][ T3509] loop5: detected capacity change from 0 to 264192 [ 324.183727][ T3514] loop1: detected capacity change from 0 to 264192 [ 324.185299][ T3517] loop4: detected capacity change from 0 to 264192 [ 324.200183][ T3514] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.211460][ T3509] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2a, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 324.231579][ T3497] ISOFS: Unable to identify CD-ROM format. [ 324.253219][ T3517] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 324.265382][ T3517] EXT4-fs (loop4): get root inode failed [ 324.271046][ T3517] EXT4-fs (loop4): mount failed 09:09:30 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x500, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:30 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00), 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 324.312033][ T3537] ISOFS: Unable to identify CD-ROM format. [ 324.331347][ T3531] loop0: detected capacity change from 0 to 264192 [ 324.341623][ T3543] loop5: detected capacity change from 0 to 264192 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.352918][ T3543] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.364785][ T3531] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.378056][ T3550] loop1: detected capacity change from 0 to 264192 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.408368][ T3550] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.420471][ T3559] loop4: detected capacity change from 0 to 264192 [ 324.434173][ T3559] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 324.438149][ T3537] ISOFS: Unable to identify CD-ROM format. [ 324.446326][ T3559] EXT4-fs (loop4): get root inode failed 09:09:30 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x900, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.458365][ T3559] EXT4-fs (loop4): mount failed 09:09:30 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00), 0x0, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:30 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x48, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.525045][ T3575] loop0: detected capacity change from 0 to 264192 [ 324.542205][ T3575] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xa00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 324.579058][ T3594] loop4: detected capacity change from 0 to 264192 [ 324.598425][ T3597] ISOFS: Unable to identify CD-ROM format. [ 324.607252][ T3596] loop5: detected capacity change from 0 to 264192 [ 324.607601][ T3590] loop1: detected capacity change from 0 to 264192 09:09:30 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x4c, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:30 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000", 0x4f, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 324.663542][ T3590] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.676127][ T3596] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 324.689456][ T3594] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 324.701521][ T3594] EXT4-fs (loop4): get root inode failed [ 324.707173][ T3594] EXT4-fs (loop4): mount failed [ 324.735743][ T3613] loop0: detected capacity change from 0 to 264192 [ 324.738791][ T3590] loop1: detected capacity change from 0 to 264192 [ 324.765063][ T3590] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.777447][ T3613] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:30 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:30 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xb00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 324.828962][ T3626] loop4: detected capacity change from 0 to 264192 [ 324.849355][ T3624] ISOFS: Unable to identify CD-ROM format. [ 324.856973][ T3635] loop5: detected capacity change from 0 to 264192 [ 324.865505][ T3635] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 324.906242][ T3626] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 324.917815][ T3626] EXT4-fs (loop4): get root inode failed [ 324.923512][ T3626] EXT4-fs (loop4): mount failed 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xc00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000", 0x4f, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 324.968522][ T3649] loop0: detected capacity change from 0 to 264192 [ 324.998375][ T3624] ISOFS: Unable to identify CD-ROM format. [ 325.009127][ T3659] loop5: detected capacity change from 0 to 264192 [ 325.017614][ T3660] loop1: detected capacity change from 0 to 264192 [ 325.031073][ T3649] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 325.043761][ T3659] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x58, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 325.061563][ T3660] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 325.072022][ T3669] loop4: detected capacity change from 0 to 264192 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xd00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 325.107997][ T3669] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 325.119538][ T3669] EXT4-fs (loop4): get root inode failed [ 325.125187][ T3669] EXT4-fs (loop4): mount failed 09:09:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 325.201445][ T3685] loop1: detected capacity change from 0 to 264192 [ 325.211687][ T3684] loop5: detected capacity change from 0 to 264192 [ 325.241186][ T3685] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xe00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 325.256774][ T3684] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 325.270645][ T3686] ISOFS: Unable to identify CD-ROM format. [ 325.281264][ T3698] loop0: detected capacity change from 0 to 264192 [ 325.298060][ T3698] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000", 0x4f, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 325.363032][ T3686] ISOFS: Unable to identify CD-ROM format. [ 325.374029][ T3710] loop1: detected capacity change from 0 to 264192 [ 325.391803][ T3710] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:31 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x60, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 325.415780][ T3720] loop4: detected capacity change from 0 to 264192 [ 325.439597][ T3710] loop1: detected capacity change from 0 to 264192 [ 325.446485][ T3723] loop5: detected capacity change from 0 to 264192 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xf00, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 325.462921][ T3710] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 325.479805][ T3723] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 325.512611][ T3720] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 325.524219][ T3720] EXT4-fs (loop4): get root inode failed [ 325.529880][ T3720] EXT4-fs (loop4): mount failed 09:09:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/119, 0x77, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 325.556802][ T3737] ISOFS: Unable to identify CD-ROM format. [ 325.571075][ T3736] loop0: detected capacity change from 0 to 264192 [ 325.596678][ T3736] EXT4-fs (loop0): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 325.612001][ T3745] loop5: detected capacity change from 0 to 264192 [ 325.622019][ T3745] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1100, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 325.670938][ T3737] ISOFS: Unable to identify CD-ROM format. [ 325.696335][ T3759] loop4: detected capacity change from 0 to 264192 09:09:31 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x62, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 325.720680][ T3759] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 325.732377][ T3759] EXT4-fs (loop4): get root inode failed [ 325.738004][ T3759] EXT4-fs (loop4): mount failed [ 325.742774][ T3761] loop1: detected capacity change from 0 to 264192 [ 325.743102][ T3766] loop5: detected capacity change from 0 to 264192 [ 325.750154][ T3761] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:31 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/119, 0x77, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 325.774586][ T3766] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 325.813187][ T3780] loop0: detected capacity change from 0 to 264192 09:09:31 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1200, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:31 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:31 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 325.850381][ T3780] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 325.883734][ T3794] loop1: detected capacity change from 0 to 264192 [ 325.890491][ T3791] loop4: detected capacity change from 0 to 264192 09:09:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/119, 0x77, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 325.912786][ T3791] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 325.924333][ T3791] EXT4-fs (loop4): get root inode failed [ 325.930002][ T3791] EXT4-fs (loop4): mount failed [ 325.936100][ T3789] ISOFS: Unable to identify CD-ROM format. 09:09:32 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1300, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 325.984012][ T3794] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.017867][ T3811] loop4: detected capacity change from 0 to 264192 [ 326.019886][ T3819] loop0: detected capacity change from 0 to 264192 09:09:32 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x68, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 326.030521][ T3789] ISOFS: Unable to identify CD-ROM format. [ 326.033295][ T3820] loop5: detected capacity change from 0 to 264192 [ 326.061420][ T3819] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 326.065369][ T3820] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.072278][ T3811] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 326.089927][ T3811] EXT4-fs (loop4): get root inode failed [ 326.095602][ T3811] EXT4-fs (loop4): mount failed [ 326.103690][ T3794] loop1: detected capacity change from 0 to 264192 09:09:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/139, 0x8b, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 326.133370][ T3794] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.157842][ T3838] ISOFS: Unable to identify CD-ROM format. 09:09:32 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1400, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 326.203370][ T3838] ISOFS: Unable to identify CD-ROM format. [ 326.208614][ T3853] loop4: detected capacity change from 0 to 264192 [ 326.219439][ T3850] loop0: detected capacity change from 0 to 264192 09:09:32 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x6c, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 326.272402][ T3850] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 326.279611][ T3856] loop1: detected capacity change from 0 to 264192 [ 326.287015][ T3853] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 326.290529][ T3856] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.298845][ T3853] EXT4-fs (loop4): get root inode failed [ 326.314698][ T3853] EXT4-fs (loop4): mount failed 09:09:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/139, 0x8b, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 326.343569][ T3869] loop5: detected capacity change from 0 to 264192 [ 326.359408][ T3875] ISOFS: Unable to identify CD-ROM format. [ 326.365473][ T3856] loop1: detected capacity change from 0 to 264192 09:09:32 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1500, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 326.401994][ T3869] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.410931][ T3888] loop4: detected capacity change from 0 to 264192 [ 326.412449][ T3856] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.437082][ T3883] loop0: detected capacity change from 0 to 264192 [ 326.441870][ T3875] ISOFS: Unable to identify CD-ROM format. 09:09:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x74, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 326.453312][ T3888] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 326.464855][ T3888] EXT4-fs (loop4): get root inode failed [ 326.470510][ T3888] EXT4-fs (loop4): mount failed [ 326.478963][ T3883] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 09:09:32 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/139, 0x8b, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 326.546047][ T3907] ISOFS: Unable to identify CD-ROM format. [ 326.557311][ T3903] loop1: detected capacity change from 0 to 264192 09:09:32 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1600, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 326.594560][ T3903] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.609280][ T3915] loop5: detected capacity change from 0 to 264192 [ 326.624404][ T3907] ISOFS: Unable to identify CD-ROM format. [ 326.633009][ T3915] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.652227][ T3924] loop4: detected capacity change from 0 to 264192 [ 326.664803][ T3929] loop0: detected capacity change from 0 to 264192 [ 326.679040][ T3924] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 326.690552][ T3924] EXT4-fs (loop4): get root inode failed [ 326.696196][ T3924] EXT4-fs (loop4): mount failed 09:09:32 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x7a, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:32 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000400100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 326.702488][ T3929] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 09:09:32 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1700, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:32 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/149, 0x95, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:32 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 326.754678][ T3943] ISOFS: Unable to identify CD-ROM format. [ 326.812327][ T3956] loop5: detected capacity change from 0 to 264192 [ 326.820763][ T3950] loop1: detected capacity change from 0 to 264192 [ 326.828314][ T3950] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 326.837402][ T3962] loop0: detected capacity change from 0 to 264192 09:09:32 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 326.857527][ T3962] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 326.864410][ T3963] loop4: detected capacity change from 0 to 264192 [ 326.867192][ T3956] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 326.916169][ T3950] loop1: detected capacity change from 0 to 264192 [ 326.926410][ T3950] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1800, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 326.966225][ T3977] loop5: detected capacity change from 0 to 264192 [ 326.975744][ T3963] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 326.987312][ T3963] EXT4-fs (loop4): get root inode failed [ 326.992965][ T3963] EXT4-fs (loop4): mount failed 09:09:33 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xfe, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 327.032160][ T3943] ISOFS: Unable to identify CD-ROM format. [ 327.051002][ T3977] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/149, 0x95, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:33 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 327.086192][ T3986] loop0: detected capacity change from 0 to 264192 [ 327.093443][ T3997] loop1: detected capacity change from 0 to 264192 09:09:33 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1900, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 327.130120][ T3986] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 327.136784][ T3997] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 327.186553][ T4009] loop5: detected capacity change from 0 to 264192 [ 327.199346][ T4009] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.207318][ T4014] loop4: detected capacity change from 0 to 264192 09:09:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 327.235400][ T4025] loop0: detected capacity change from 0 to 264192 [ 327.243885][ T4025] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 327.245086][ T4012] ISOFS: Unable to identify CD-ROM format. 09:09:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:33 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x2000, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/149, 0x95, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 327.281584][ T4014] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 327.293253][ T4014] EXT4-fs (loop4): get root inode failed [ 327.298905][ T4014] EXT4-fs (loop4): mount failed [ 327.347066][ T4012] ISOFS: Unable to identify CD-ROM format. [ 327.354151][ T4031] loop5: detected capacity change from 0 to 264192 [ 327.363589][ T4033] loop1: detected capacity change from 0 to 264192 [ 327.372453][ T4031] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x204, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 327.402768][ T4048] loop4: detected capacity change from 0 to 264192 [ 327.403120][ T4033] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.409414][ T4046] loop0: detected capacity change from 0 to 264192 [ 327.431578][ T4046] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 327.439713][ T4048] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid 09:09:33 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 327.451223][ T4048] EXT4-fs (loop4): get root inode failed [ 327.456890][ T4048] EXT4-fs (loop4): mount failed 09:09:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/154, 0x9a, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:33 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x8700, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 327.576733][ T4068] loop3: detected capacity change from 0 to 1 [ 327.586467][ T4067] loop5: detected capacity change from 0 to 264192 [ 327.588396][ T4071] loop4: detected capacity change from 0 to 264192 [ 327.595077][ T4068] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 327.641907][ T4067] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.652566][ T4077] loop0: detected capacity change from 0 to 264192 [ 327.652576][ T4071] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 327.660808][ T4079] loop1: detected capacity change from 0 to 264192 [ 327.670698][ T4071] EXT4-fs (loop4): get root inode failed [ 327.682901][ T4071] EXT4-fs (loop4): mount failed 09:09:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/154, 0x9a, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 327.713778][ T4079] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.715611][ T4077] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:33 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x87ff, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:33 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:33 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:33 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x300, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 327.761169][ T4068] loop3: detected capacity change from 0 to 1 [ 327.776939][ T4068] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:33 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/154, 0x9a, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 327.823212][ T4105] loop5: detected capacity change from 0 to 264192 [ 327.839732][ T4106] loop1: detected capacity change from 0 to 264192 [ 327.845811][ T4113] loop3: detected capacity change from 0 to 1 [ 327.854663][ T4113] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:33 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 327.869170][ T4120] loop4: detected capacity change from 0 to 264192 [ 327.886342][ T4106] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.909316][ T4113] loop3: detected capacity change from 0 to 1 [ 327.915811][ T4113] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xc299, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 327.917910][ T4127] loop0: detected capacity change from 0 to 264192 [ 327.928627][ T4120] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 327.941993][ T4120] EXT4-fs (loop4): get root inode failed [ 327.947850][ T4120] EXT4-fs (loop4): mount failed 09:09:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/156, 0x9c, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x402, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 327.974750][ T4127] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 327.975152][ T4106] loop1: detected capacity change from 0 to 264192 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xe100, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 328.056545][ T4148] loop5: detected capacity change from 0 to 264192 [ 328.057175][ T4157] loop4: detected capacity change from 0 to 264192 [ 328.070396][ T4156] loop3: detected capacity change from 0 to 2 [ 328.077579][ T4160] loop0: detected capacity change from 0 to 264192 [ 328.084412][ T4156] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 328.086691][ T4160] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:34 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 328.104825][ T4157] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 328.116409][ T4157] EXT4-fs (loop4): get root inode failed [ 328.122108][ T4157] EXT4-fs (loop4): mount failed [ 328.130576][ T4156] loop3: detected capacity change from 0 to 2 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 328.153341][ T4156] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x406, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/156, 0x9c, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0xe800, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 328.199662][ T4180] loop1: detected capacity change from 0 to 264192 [ 328.207513][ T4180] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.225222][ T4188] loop0: detected capacity change from 0 to 264192 [ 328.233120][ T4188] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 328.253678][ T4194] loop4: detected capacity change from 0 to 264192 [ 328.267420][ T4194] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 328.278981][ T4194] EXT4-fs (loop4): get root inode failed [ 328.284612][ T4194] EXT4-fs (loop4): mount failed [ 328.287304][ T4191] loop5: detected capacity change from 0 to 264192 09:09:34 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 328.310144][ T4204] loop3: detected capacity change from 0 to 2 [ 328.321058][ T4204] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 328.327106][ T4209] loop1: detected capacity change from 0 to 264192 [ 328.346033][ T4209] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500"/156, 0x9c, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 328.401353][ T4220] loop0: detected capacity change from 0 to 264192 [ 328.421406][ T4227] loop5: detected capacity change from 0 to 264192 [ 328.428910][ T4209] loop1: detected capacity change from 0 to 264192 [ 328.441019][ T4220] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 328.464839][ T4234] loop4: detected capacity change from 0 to 264192 [ 328.474540][ T4209] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x500, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x2, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 328.530694][ T4234] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 328.542315][ T4234] EXT4-fs (loop4): get root inode failed [ 328.547963][ T4234] EXT4-fs (loop4): mount failed [ 328.555188][ T4248] loop3: detected capacity change from 0 to 2 [ 328.563734][ T4246] loop0: detected capacity change from 0 to 264192 [ 328.566833][ T4250] loop5: detected capacity change from 0 to 264192 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000086", 0x9d, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 328.579890][ T4246] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.582884][ T4248] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:34 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', 0x0, 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x3, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 328.680353][ T4248] loop3: detected capacity change from 0 to 2 [ 328.692252][ T4273] loop4: detected capacity change from 0 to 264192 [ 328.715915][ T4271] loop0: detected capacity change from 0 to 264192 [ 328.724655][ T4274] loop1: detected capacity change from 0 to 264192 [ 328.743002][ T4274] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.753752][ T4271] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.765643][ T4248] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x600, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:34 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:34 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000086", 0x9d, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 328.776627][ T4273] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 328.788174][ T4273] EXT4-fs (loop4): get root inode failed [ 328.793818][ T4273] EXT4-fs (loop4): mount failed [ 328.806928][ T4287] loop5: detected capacity change from 0 to 264192 09:09:34 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x4, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000140)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4644f2cc4646a00000000000004", 0x3b, 0x9060}], 0x0, &(0x7f0000000380)) [ 328.881951][ T4292] loop1: detected capacity change from 0 to 264192 [ 328.901139][ T4292] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.916585][ T4305] loop0: detected capacity change from 0 to 264192 09:09:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 328.936461][ T4305] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 328.965529][ T4300] loop3: detected capacity change from 0 to 3 [ 328.982088][ T4316] loop5: detected capacity change from 0 to 144 [ 328.991145][ T4316] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.002950][ T4300] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 329.012353][ T4322] loop1: detected capacity change from 0 to 264192 [ 329.023828][ T4314] loop0: detected capacity change from 0 to 264192 [ 329.027941][ T4327] loop4: detected capacity change from 0 to 264192 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)) [ 329.057596][ T4322] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.087727][ T4300] loop3: detected capacity change from 0 to 3 [ 329.094235][ T4327] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid 09:09:35 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x5, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000003c10100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)) [ 329.105867][ T4327] EXT4-fs (loop4): get root inode failed [ 329.107816][ T4300] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 329.111513][ T4327] EXT4-fs (loop4): mount failed [ 329.147762][ T4314] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:35 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x604, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af30100040000000000000000000000010000000500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000086", 0x9d, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:35 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x6, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 329.243207][ T4357] loop1: detected capacity change from 0 to 264192 [ 329.272468][ T4362] loop3: detected capacity change from 0 to 3 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)) [ 329.290238][ T4362] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 329.292445][ T4363] loop4: detected capacity change from 0 to 264192 [ 329.314031][ T4370] loop0: detected capacity change from 0 to 264192 [ 329.320259][ T4357] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.322018][ T4370] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}], 0x0, &(0x7f0000000380)) [ 329.331698][ T4363] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: checksum invalid [ 329.352403][ T4363] EXT4-fs (loop4): get root inode failed [ 329.358048][ T4363] EXT4-fs (loop4): mount failed 09:09:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x700, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 329.413093][ T4386] loop5: detected capacity change from 0 to 5 [ 329.440350][ T4386] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.449666][ T4390] loop0: detected capacity change from 0 to 264192 09:09:35 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x7, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 329.473740][ T4397] loop3: detected capacity change from 0 to 3 [ 329.488100][ T4390] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}], 0x0, &(0x7f0000000380)) [ 329.520614][ T4397] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 329.529999][ T4406] loop4: detected capacity change from 0 to 264192 [ 329.532969][ T4405] loop1: detected capacity change from 0 to 264192 [ 329.547014][ T4406] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 329.559069][ T4406] EXT4-fs (loop4): get root inode failed [ 329.564705][ T4406] EXT4-fs (loop4): mount failed 09:09:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 329.585254][ T4405] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.599899][ T4397] loop3: detected capacity change from 0 to 3 [ 329.604315][ T4419] loop5: detected capacity change from 0 to 4 [ 329.622274][ T4397] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:35 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x8, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 329.645652][ T4419] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 329.684506][ T4429] loop0: detected capacity change from 0 to 264192 09:09:35 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x900, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 329.718960][ T4429] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.728284][ T4437] loop4: detected capacity change from 0 to 264192 [ 329.752010][ T4443] loop1: detected capacity change from 0 to 264192 [ 329.753121][ T4437] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 329.770616][ T4437] EXT4-fs (loop4): get root inode failed [ 329.776293][ T4437] EXT4-fs (loop4): mount failed [ 329.782466][ T4443] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 329.794610][ T4450] loop5: detected capacity change from 0 to 4 09:09:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:35 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x9, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 329.824854][ T4450] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 329.835176][ T4451] loop3: detected capacity change from 0 to 4 [ 329.846446][ T4451] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:35 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:35 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000020400000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:36 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}], 0x0, &(0x7f0000000380)) [ 329.875338][ T4466] loop0: detected capacity change from 0 to 264192 [ 329.887037][ T4466] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:36 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xa, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 329.955375][ T4451] loop3: detected capacity change from 0 to 4 [ 329.976345][ T4451] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 329.995216][ T4486] loop1: detected capacity change from 0 to 264192 09:09:36 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xa00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 330.015633][ T4488] loop5: detected capacity change from 0 to 4 [ 330.018554][ T4489] loop4: detected capacity change from 0 to 264192 [ 330.039800][ T4490] loop0: detected capacity change from 0 to 264192 [ 330.046690][ T4486] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.060171][ T4488] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 330.081996][ T4490] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.088829][ T4489] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 330.098518][ T4503] loop3: detected capacity change from 0 to 5 [ 330.104509][ T4489] EXT4-fs (loop4): get root inode failed [ 330.104571][ T4489] EXT4-fs (loop4): mount failed 09:09:36 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}], 0x0, &(0x7f0000000380)) 09:09:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:36 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xb, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.170880][ T4486] loop1: detected capacity change from 0 to 264192 [ 330.183469][ T4503] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.248933][ T4486] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:36 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}], 0x0, &(0x7f0000000380)) [ 330.300607][ T4518] loop5: detected capacity change from 0 to 5 [ 330.303910][ T4533] loop0: detected capacity change from 0 to 264192 [ 330.309963][ T4518] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 330.326882][ T4532] loop4: detected capacity change from 0 to 264192 [ 330.353746][ T4532] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.359124][ T4533] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.367392][ T4503] loop3: detected capacity change from 0 to 5 [ 330.380492][ T4545] loop1: detected capacity change from 0 to 264192 09:09:36 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xc, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 330.397783][ T4503] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:36 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xb00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.439945][ T4545] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.494384][ T4556] loop5: detected capacity change from 0 to 5 [ 330.510381][ T4556] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:36 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xd, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:36 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}], 0x0, &(0x7f0000000380)) [ 330.591892][ T4570] loop0: detected capacity change from 0 to 264192 [ 330.598563][ T4568] loop4: detected capacity change from 0 to 264192 [ 330.607019][ T4566] loop3: detected capacity change from 0 to 5 [ 330.617899][ T4579] loop1: detected capacity change from 0 to 264192 [ 330.624744][ T4568] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.646673][ T4566] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 330.669976][ T4570] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.677682][ T4587] loop5: detected capacity change from 0 to 5 09:09:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.691136][ T4587] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 330.703233][ T4579] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:36 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}], 0x0, &(0x7f0000000380)) 09:09:36 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xe, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 330.749725][ T4579] loop1: detected capacity change from 0 to 264192 [ 330.781460][ T4602] loop0: detected capacity change from 0 to 264192 [ 330.791315][ T4602] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.810997][ T4566] loop3: detected capacity change from 0 to 5 [ 330.820468][ T4601] loop4: detected capacity change from 0 to 264192 [ 330.836011][ T4579] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xc00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 330.844030][ T4613] loop5: detected capacity change from 0 to 5 [ 330.853415][ T4613] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 330.857372][ T4566] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 330.862433][ T4601] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.892713][ T4622] loop0: detected capacity change from 0 to 264192 09:09:37 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 330.964829][ T4622] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 330.977049][ T4631] loop4: detected capacity change from 0 to 264192 [ 330.985237][ T4633] loop3: detected capacity change from 0 to 6 [ 330.994699][ T4633] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 330.997248][ T4631] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 331.003775][ T4637] loop5: detected capacity change from 0 to 5 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {0x0, 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:37 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xf, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 331.044445][ T4637] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 331.069527][ T4648] loop1: detected capacity change from 0 to 264192 [ 331.106777][ T4648] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.117188][ T4651] loop0: detected capacity change from 0 to 264192 [ 331.117431][ T4657] loop4: detected capacity change from 0 to 264192 [ 331.124767][ T4633] loop3: detected capacity change from 0 to 6 [ 331.136888][ T4657] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 331.147479][ T4651] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x10, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 331.216166][ T4633] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 331.224402][ T4648] loop1: detected capacity change from 0 to 264192 [ 331.246119][ T4648] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.258573][ T4678] loop5: detected capacity change from 0 to 5 09:09:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xd00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 331.276035][ T4678] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 331.285074][ T4679] loop4: detected capacity change from 0 to 264192 [ 331.312165][ T4679] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}], 0x0, &(0x7f0000000380)) [ 331.361695][ T4693] loop0: detected capacity change from 0 to 264192 [ 331.368310][ T4688] loop1: detected capacity change from 0 to 264192 [ 331.391424][ T4688] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.397219][ T4701] loop3: detected capacity change from 0 to 6 09:09:37 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x11, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 331.423768][ T4701] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 331.432147][ T4709] loop5: detected capacity change from 0 to 5 [ 331.448342][ T4693] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.450234][ T4711] loop4: detected capacity change from 0 to 264192 09:09:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 331.476447][ T4709] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 331.513776][ T4701] loop3: detected capacity change from 0 to 6 09:09:37 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}], 0x0, &(0x7f0000000380)) [ 331.526187][ T4701] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 331.542887][ T4711] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xe00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 331.590798][ T4728] loop0: detected capacity change from 0 to 264192 [ 331.597956][ T4731] loop1: detected capacity change from 0 to 264192 [ 331.617688][ T4728] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.618041][ T4731] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300), 0x0, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:37 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x12, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 331.653681][ T4736] loop5: detected capacity change from 0 to 5 [ 331.680402][ T4736] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:37 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}], 0x0, &(0x7f0000000380)) [ 331.730129][ T4748] loop3: detected capacity change from 0 to 7 [ 331.736454][ T4754] loop4: detected capacity change from 0 to 264192 [ 331.750626][ T4748] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d900", 0x2e, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 331.781499][ T4767] loop0: detected capacity change from 0 to 264192 [ 331.782602][ T4754] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.812614][ T4767] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.823008][ T4772] loop5: detected capacity change from 0 to 5 09:09:37 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x13, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 331.829667][ T4769] loop1: detected capacity change from 0 to 264192 [ 331.830312][ T4748] loop3: detected capacity change from 0 to 7 [ 331.865359][ T4772] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d900", 0x2e, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) [ 331.882806][ T4748] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 331.891869][ T4769] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 331.897808][ T4784] loop4: detected capacity change from 0 to 264192 [ 331.911876][ T4784] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (20984!=0) [ 331.921167][ T4784] EXT4-fs (loop4): group descriptors corrupted! 09:09:38 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0xf00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) [ 331.989670][ T4799] loop0: detected capacity change from 0 to 264192 [ 331.992099][ T4798] loop5: detected capacity change from 0 to 5 [ 332.000137][ T4799] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.006777][ T4798] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 332.030501][ T4796] loop4: detected capacity change from 0 to 264192 [ 332.041462][ T4810] loop1: detected capacity change from 0 to 264192 [ 332.046078][ T4796] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (20984!=0) [ 332.054773][ T4810] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.057238][ T4796] EXT4-fs (loop4): group descriptors corrupted! 09:09:38 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x14, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d900", 0x2e, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.086627][ T4818] loop3: detected capacity change from 0 to 7 [ 332.093779][ T4818] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 332.114577][ T4810] loop1: detected capacity change from 0 to 264192 [ 332.123421][ T4818] loop3: detected capacity change from 0 to 7 [ 332.131673][ T4827] loop0: detected capacity change from 0 to 264192 [ 332.143648][ T4818] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 332.162806][ T4824] loop5: detected capacity change from 0 to 5 [ 332.171210][ T4810] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.176069][ T4827] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:38 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1020, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000", 0x45, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.201328][ T4842] loop4: detected capacity change from 0 to 264192 [ 332.207905][ T4824] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 332.220302][ T4842] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (20984!=0) [ 332.229578][ T4842] EXT4-fs (loop4): group descriptors corrupted! 09:09:38 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x15, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 332.277006][ T4857] loop4: detected capacity change from 0 to 264192 [ 332.284636][ T4857] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 332.294252][ T4857] EXT4-fs (loop4): group descriptors corrupted! [ 332.302793][ T4852] loop3: detected capacity change from 0 to 8 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000", 0x45, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.337535][ T4852] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 332.348453][ T4867] loop5: detected capacity change from 0 to 5 [ 332.372821][ T4876] loop1: detected capacity change from 0 to 264192 09:09:38 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x16, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 332.375859][ T4867] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 332.382519][ T4876] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.395237][ T4852] loop3: detected capacity change from 0 to 8 [ 332.398802][ T4878] loop0: detected capacity change from 0 to 264192 [ 332.414132][ T4852] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1100, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000", 0x45, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.432944][ T4884] loop4: detected capacity change from 0 to 264192 [ 332.442795][ T4884] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 332.448397][ T4878] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 332.452457][ T4884] EXT4-fs (loop4): group descriptors corrupted! 09:09:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 332.529858][ T4897] loop5: detected capacity change from 0 to 5 [ 332.550205][ T4897] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x17, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 332.596554][ T4911] loop1: detected capacity change from 0 to 264192 [ 332.616914][ T4909] loop4: detected capacity change from 0 to 264192 [ 332.637171][ T4908] loop0: detected capacity change from 0 to 264192 [ 332.645084][ T4908] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 332.645758][ T4911] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.680250][ T4918] loop3: detected capacity change from 0 to 8 [ 332.681824][ T4909] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) 09:09:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.696026][ T4909] EXT4-fs (loop4): group descriptors corrupted! [ 332.699359][ T4918] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 332.710777][ T4927] loop5: detected capacity change from 0 to 5 09:09:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 332.757863][ T4927] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:38 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) [ 332.825662][ T4918] loop3: detected capacity change from 0 to 8 [ 332.831942][ T4941] loop0: detected capacity change from 0 to 264192 [ 332.847273][ T4918] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 332.849064][ T4941] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 332.858027][ T4939] loop4: detected capacity change from 0 to 264192 09:09:38 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x18, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:38 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1200, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 332.872016][ T4939] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 332.881694][ T4939] EXT4-fs (loop4): group descriptors corrupted! [ 332.912046][ T4950] loop1: detected capacity change from 0 to 264192 [ 332.944758][ T4961] loop5: detected capacity change from 0 to 5 [ 332.952224][ T4950] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 332.963877][ T4961] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 332.978788][ T4962] loop3: detected capacity change from 0 to 9 09:09:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, 0x0) 09:09:39 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}], 0x0, &(0x7f0000000380)) [ 332.994568][ T4962] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.028520][ T4962] loop3: detected capacity change from 0 to 9 [ 333.035132][ T4962] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.036022][ T4975] loop4: detected capacity change from 0 to 264192 09:09:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1300, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:39 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x19, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, 0x0) [ 333.067317][ T4982] loop0: detected capacity change from 0 to 264192 [ 333.074136][ T4983] loop5: detected capacity change from 0 to 5 [ 333.087721][ T4983] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 333.101430][ T4975] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.111064][ T4975] EXT4-fs (loop4): group descriptors corrupted! 09:09:39 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004", 0x15, 0x560}], 0x0, &(0x7f0000000380)) 09:09:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/81, 0x51, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 333.155401][ T4997] loop3: detected capacity change from 0 to 9 [ 333.155401][ T4996] loop1: detected capacity change from 0 to 264192 [ 333.169980][ T4997] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.207900][ T5010] loop4: detected capacity change from 0 to 264192 [ 333.218552][ T4997] loop3: detected capacity change from 0 to 9 [ 333.233789][ T4996] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 333.249013][ T5006] loop5: detected capacity change from 0 to 5 09:09:39 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1a, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 333.249431][ T5010] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.264711][ T5010] EXT4-fs (loop4): group descriptors corrupted! [ 333.275910][ T4997] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.284200][ T5006] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1400, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/87, 0x57, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 333.320873][ T5022] loop0: detected capacity change from 0 to 264192 [ 333.357192][ T5031] loop3: detected capacity change from 0 to 10 09:09:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, 0x0) 09:09:39 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004", 0x15, 0x560}], 0x0, &(0x7f0000000380)) 09:09:39 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1b, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 333.365917][ T5031] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.371700][ T5039] loop4: detected capacity change from 0 to 264192 [ 333.383540][ T5039] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.393209][ T5039] EXT4-fs (loop4): group descriptors corrupted! 09:09:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/87, 0x57, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 333.453244][ T5031] loop3: detected capacity change from 0 to 10 [ 333.462576][ T5031] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.463784][ T5050] loop5: detected capacity change from 0 to 5 [ 333.477657][ T5036] loop1: detected capacity change from 0 to 264192 [ 333.488993][ T5036] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1500, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:39 executing program 0: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x7, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 333.499644][ T5050] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 333.514277][ T5056] loop0: detected capacity change from 0 to 264192 [ 333.543199][ T5064] loop4: detected capacity change from 0 to 264192 09:09:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:39 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004", 0x15, 0x560}], 0x0, &(0x7f0000000380)) [ 333.586159][ T5064] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.595859][ T5064] EXT4-fs (loop4): group descriptors corrupted! [ 333.603911][ T5070] loop3: detected capacity change from 0 to 10 [ 333.620227][ T5070] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.625634][ T5082] loop1: detected capacity change from 0 to 264192 09:09:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00"/87, 0x57, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:39 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1c, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 333.637720][ T5082] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:39 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000", 0x45, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@max_batch_time}, {@init_itable}, {@orlov}, {@bsdgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x1000}}]}) 09:09:39 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16}], 0x0, &(0x7f0000000380)) [ 333.701533][ T5070] loop3: detected capacity change from 0 to 10 [ 333.707969][ T5088] loop5: detected capacity change from 0 to 5 [ 333.714078][ T5082] loop1: detected capacity change from 0 to 264192 [ 333.719267][ T5070] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.729109][ T5082] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 333.737918][ T5088] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 333.762312][ T5104] loop0: detected capacity change from 0 to 264192 [ 333.768913][ T5098] loop4: detected capacity change from 0 to 264192 09:09:39 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1d, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1600, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000050100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 333.817375][ T5104] EXT4-fs (loop0): Ignoring removed orlov option [ 333.824949][ T5104] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.825029][ T5098] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (23534!=61414) [ 333.834532][ T5104] EXT4-fs (loop0): group descriptors corrupted! [ 333.844079][ T5098] EXT4-fs (loop4): group descriptors corrupted! 09:09:39 executing program 0 (fault-call:3 fault-nth:0): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 333.907805][ T5118] loop5: detected capacity change from 0 to 4 [ 333.915267][ T5123] loop3: detected capacity change from 0 to 11 [ 333.925748][ T5123] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 333.934856][ T5122] loop1: detected capacity change from 0 to 264192 09:09:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000000000000000000000000000000000000000006578", 0x5a, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 333.954417][ T5118] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 333.977850][ T5122] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:40 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1e, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 334.008218][ T5136] FAULT_INJECTION: forcing a failure. [ 334.008218][ T5136] name failslab, interval 1, probability 0, space 0, times 0 [ 334.021057][ T5136] CPU: 0 PID: 5136 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 334.029737][ T5136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.039787][ T5136] Call Trace: [ 334.043054][ T5136] dump_stack+0x137/0x19d [ 334.047410][ T5136] should_fail+0x23c/0x250 [ 334.051820][ T5136] ? __se_sys_memfd_create+0xfb/0x390 [ 334.057189][ T5136] __should_failslab+0x81/0x90 [ 334.061949][ T5136] should_failslab+0x5/0x20 [ 334.066439][ T5136] __kmalloc+0x66/0x340 [ 334.070625][ T5136] ? strnlen_user+0x137/0x1c0 [ 334.075275][ T5136] __se_sys_memfd_create+0xfb/0x390 [ 334.080457][ T5136] __x64_sys_memfd_create+0x2d/0x40 [ 334.085646][ T5136] do_syscall_64+0x4a/0x90 [ 334.090042][ T5136] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 334.095922][ T5136] RIP: 0033:0x4665d9 09:09:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 334.099798][ T5136] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 334.119456][ T5136] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 334.127986][ T5136] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 334.135938][ T5136] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 334.143907][ T5136] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff 09:09:40 executing program 0 (fault-call:3 fault-nth:1): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 334.151865][ T5136] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 334.159821][ T5136] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 [ 334.179217][ T5123] loop3: detected capacity change from 0 to 11 [ 334.185492][ T5137] loop4: detected capacity change from 0 to 264192 [ 334.194140][ T5123] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 334.208595][ T5148] FAULT_INJECTION: forcing a failure. [ 334.208595][ T5148] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 334.221655][ T5148] CPU: 1 PID: 5148 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 334.224826][ T5137] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (35133!=61414) [ 334.230322][ T5148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.230333][ T5148] Call Trace: [ 334.230339][ T5148] dump_stack+0x137/0x19d 09:09:40 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16}], 0x0, &(0x7f0000000380)) [ 334.230362][ T5148] should_fail+0x23c/0x250 [ 334.240049][ T5137] EXT4-fs (loop4): group descriptors corrupted! [ 334.268684][ T5148] should_fail_usercopy+0x16/0x20 [ 334.273723][ T5148] _copy_from_user+0x1c/0xd0 [ 334.278464][ T5148] __se_sys_memfd_create+0x137/0x390 [ 334.283761][ T5148] __x64_sys_memfd_create+0x2d/0x40 [ 334.289042][ T5148] do_syscall_64+0x4a/0x90 [ 334.293453][ T5148] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 334.299337][ T5148] RIP: 0033:0x4665d9 [ 334.303208][ T5148] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 334.322806][ T5148] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 334.331272][ T5148] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 334.339233][ T5148] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 334.347276][ T5148] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff 09:09:40 executing program 0 (fault-call:3 fault-nth:2): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:40 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1700, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 334.355332][ T5148] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 334.363303][ T5148] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 09:09:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000000000000000000000000000000000000000006578", 0x5a, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 334.418757][ T5154] loop5: detected capacity change from 0 to 4 [ 334.440270][ T5154] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 334.441748][ T5168] FAULT_INJECTION: forcing a failure. [ 334.441748][ T5168] name failslab, interval 1, probability 0, space 0, times 0 09:09:40 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xe1, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 334.461860][ T5168] CPU: 0 PID: 5168 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 334.470527][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.480583][ T5168] Call Trace: [ 334.481055][ T5167] loop1: detected capacity change from 0 to 264192 [ 334.483876][ T5168] dump_stack+0x137/0x19d [ 334.490615][ T5171] loop4: detected capacity change from 0 to 264192 [ 334.494683][ T5168] should_fail+0x23c/0x250 [ 334.503949][ T5171] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (35133!=61414) [ 334.505595][ T5168] ? shmem_alloc_inode+0x22/0x30 [ 334.515157][ T5171] EXT4-fs (loop4): group descriptors corrupted! [ 334.520044][ T5168] __should_failslab+0x81/0x90 [ 334.520067][ T5168] ? shmem_match+0xa0/0xa0 [ 334.528505][ T5167] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 334.531112][ T5168] should_failslab+0x5/0x20 [ 334.535933][ T5169] loop3: detected capacity change from 0 to 11 [ 334.545895][ T5168] kmem_cache_alloc+0x46/0x2f0 [ 334.545956][ T5168] ? do_anonymous_page+0x411/0x8b0 [ 334.545974][ T5168] ? fsnotify_perm+0x59/0x2e0 [ 334.545987][ T5168] ? shmem_match+0xa0/0xa0 [ 334.575576][ T5168] shmem_alloc_inode+0x22/0x30 [ 334.580336][ T5168] new_inode_pseudo+0x38/0x1c0 [ 334.585097][ T5168] new_inode+0x21/0x120 [ 334.589236][ T5168] shmem_get_inode+0xa1/0x480 [ 334.593896][ T5168] __shmem_file_setup+0xf1/0x1d0 [ 334.598858][ T5168] shmem_file_setup+0x37/0x40 [ 334.603556][ T5168] __se_sys_memfd_create+0x1eb/0x390 [ 334.608836][ T5168] __x64_sys_memfd_create+0x2d/0x40 [ 334.614013][ T5168] do_syscall_64+0x4a/0x90 [ 334.618467][ T5168] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 334.624350][ T5168] RIP: 0033:0x4665d9 [ 334.628239][ T5168] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 334.648103][ T5168] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 334.656620][ T5168] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 09:09:40 executing program 0 (fault-call:3 fault-nth:3): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 334.664592][ T5168] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 334.672617][ T5168] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff [ 334.680570][ T5168] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 334.688684][ T5168] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 09:09:40 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16}], 0x0, &(0x7f0000000380)) [ 334.725111][ T5169] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 334.745058][ T5167] loop1: detected capacity change from 0 to 264192 [ 334.756027][ T5189] FAULT_INJECTION: forcing a failure. [ 334.756027][ T5189] name failslab, interval 1, probability 0, space 0, times 0 [ 334.768661][ T5189] CPU: 1 PID: 5189 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 334.777330][ T5189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.787444][ T5189] Call Trace: [ 334.787913][ T5167] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 334.790779][ T5189] dump_stack+0x137/0x19d [ 334.805234][ T5189] should_fail+0x23c/0x250 [ 334.809657][ T5189] ? security_inode_alloc+0x30/0x180 [ 334.814941][ T5189] __should_failslab+0x81/0x90 [ 334.819708][ T5189] should_failslab+0x5/0x20 09:09:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef0000000000000000000000000000000000000000000000006578", 0x5a, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 334.824217][ T5189] kmem_cache_alloc+0x46/0x2f0 [ 334.829012][ T5189] security_inode_alloc+0x30/0x180 [ 334.834132][ T5189] inode_init_always+0x20b/0x420 [ 334.839115][ T5189] ? shmem_match+0xa0/0xa0 [ 334.839857][ T5192] loop4: detected capacity change from 0 to 264192 [ 334.843551][ T5189] new_inode_pseudo+0x73/0x1c0 [ 334.843572][ T5189] new_inode+0x21/0x120 [ 334.858918][ T5189] shmem_get_inode+0xa1/0x480 [ 334.863606][ T5189] __shmem_file_setup+0xf1/0x1d0 [ 334.868591][ T5189] shmem_file_setup+0x37/0x40 [ 334.869067][ T5192] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (35133!=61414) [ 334.873300][ T5189] __se_sys_memfd_create+0x1eb/0x390 [ 334.873324][ T5189] __x64_sys_memfd_create+0x2d/0x40 [ 334.882856][ T5192] EXT4-fs (loop4): group descriptors corrupted! [ 334.888097][ T5189] do_syscall_64+0x4a/0x90 [ 334.888119][ T5189] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 334.898271][ T5193] loop5: detected capacity change from 0 to 4 [ 334.899611][ T5189] RIP: 0033:0x4665d9 [ 334.899626][ T5189] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 334.899641][ T5189] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 [ 334.911740][ T5193] EXT4-fs (loop5): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 334.915939][ T5189] ORIG_RAX: 000000000000013f [ 334.915947][ T5189] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 334.967243][ T5189] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 09:09:41 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x10f, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 334.975200][ T5189] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff [ 334.983214][ T5189] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 334.991260][ T5189] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 [ 335.014022][ T5169] loop3: detected capacity change from 0 to 11 09:09:41 executing program 0 (fault-call:3 fault-nth:4): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789e", 0x5b, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 335.021849][ T5169] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:41 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 335.058412][ T5214] FAULT_INJECTION: forcing a failure. [ 335.058412][ T5214] name failslab, interval 1, probability 0, space 0, times 0 [ 335.071139][ T5214] CPU: 0 PID: 5214 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 335.080007][ T5214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.090117][ T5214] Call Trace: [ 335.093545][ T5214] dump_stack+0x137/0x19d [ 335.097956][ T5214] should_fail+0x23c/0x250 [ 335.102354][ T5214] ? __d_alloc+0x36/0x370 [ 335.106675][ T5214] __should_failslab+0x81/0x90 [ 335.111489][ T5214] should_failslab+0x5/0x20 [ 335.115968][ T5214] kmem_cache_alloc+0x46/0x2f0 [ 335.120913][ T5214] ? __init_rwsem+0x59/0x70 [ 335.125434][ T5214] __d_alloc+0x36/0x370 [ 335.129585][ T5214] ? current_time+0xdb/0x190 [ 335.134162][ T5214] d_alloc_pseudo+0x1a/0x50 [ 335.138708][ T5214] alloc_file_pseudo+0x63/0x130 [ 335.143554][ T5214] __shmem_file_setup+0x14c/0x1d0 [ 335.148711][ T5214] shmem_file_setup+0x37/0x40 [ 335.153394][ T5214] __se_sys_memfd_create+0x1eb/0x390 [ 335.158767][ T5214] __x64_sys_memfd_create+0x2d/0x40 [ 335.163957][ T5214] do_syscall_64+0x4a/0x90 [ 335.168379][ T5214] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 335.174297][ T5214] RIP: 0033:0x4665d9 [ 335.178175][ T5214] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 335.197831][ T5214] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 335.206231][ T5214] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 335.214181][ T5214] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 335.222219][ T5214] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff [ 335.230199][ T5214] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 335.238149][ T5214] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 09:09:41 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1800, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 335.262373][ T5211] loop1: detected capacity change from 0 to 264192 [ 335.274886][ T5215] loop4: detected capacity change from 0 to 264192 [ 335.285116][ T5215] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (33150!=61414) [ 335.294721][ T5215] EXT4-fs (loop4): group descriptors corrupted! 09:09:41 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x204, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 335.309514][ T5227] loop5: detected capacity change from 0 to 5 [ 335.329460][ T5211] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 335.346856][ T5227] EXT4-fs (loop5): VFS: Can't find ext4 filesystem 09:09:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789e", 0x5b, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:41 executing program 0 (fault-call:3 fault-nth:5): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:41 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 335.371298][ T5229] loop3: detected capacity change from 0 to 12 [ 335.393908][ T5242] FAULT_INJECTION: forcing a failure. [ 335.393908][ T5242] name failslab, interval 1, probability 0, space 0, times 0 [ 335.395451][ T5229] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 335.406580][ T5242] CPU: 1 PID: 5242 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 335.406601][ T5242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.406609][ T5242] Call Trace: [ 335.406615][ T5242] dump_stack+0x137/0x19d [ 335.406635][ T5242] should_fail+0x23c/0x250 [ 335.406651][ T5242] ? __alloc_file+0x2e/0x1a0 [ 335.426189][ T5240] loop4: detected capacity change from 0 to 264192 [ 335.433382][ T5242] __should_failslab+0x81/0x90 [ 335.433409][ T5242] should_failslab+0x5/0x20 [ 335.459741][ T5240] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (33150!=61414) [ 335.461212][ T5242] kmem_cache_alloc+0x46/0x2f0 [ 335.465716][ T5240] EXT4-fs (loop4): group descriptors corrupted! [ 335.475253][ T5242] ? inode_doinit_with_dentry+0x382/0x950 [ 335.475280][ T5242] __alloc_file+0x2e/0x1a0 [ 335.496329][ T5242] alloc_empty_file+0xcd/0x1c0 [ 335.501074][ T5242] alloc_file+0x3a/0x280 [ 335.505298][ T5242] alloc_file_pseudo+0xe2/0x130 [ 335.510136][ T5242] __shmem_file_setup+0x14c/0x1d0 [ 335.515288][ T5242] shmem_file_setup+0x37/0x40 [ 335.519944][ T5242] __se_sys_memfd_create+0x1eb/0x390 [ 335.525206][ T5242] __x64_sys_memfd_create+0x2d/0x40 [ 335.530384][ T5242] do_syscall_64+0x4a/0x90 [ 335.534807][ T5242] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 335.540796][ T5242] RIP: 0033:0x4665d9 [ 335.544779][ T5242] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:09:41 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x281, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:41 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 335.564369][ T5242] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 335.572758][ T5242] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 335.580748][ T5242] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 335.588894][ T5242] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff [ 335.596867][ T5242] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 [ 335.604820][ T5242] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 09:09:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789e", 0x5b, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:41 executing program 0 (fault-call:3 fault-nth:6): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 335.657501][ T5229] loop3: detected capacity change from 0 to 12 [ 335.666170][ T5229] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 335.688306][ T5261] loop1: detected capacity change from 0 to 264192 [ 335.694113][ T5268] FAULT_INJECTION: forcing a failure. [ 335.694113][ T5268] name failslab, interval 1, probability 0, space 0, times 0 [ 335.695380][ T5256] loop5: detected capacity change from 0 to 5 [ 335.707456][ T5268] CPU: 1 PID: 5268 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 335.722168][ T5268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.732217][ T5268] Call Trace: [ 335.735632][ T5268] dump_stack+0x137/0x19d [ 335.737871][ T5261] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 335.739986][ T5268] should_fail+0x23c/0x250 [ 335.740007][ T5268] ? security_file_alloc+0x30/0x190 [ 335.759723][ T5268] __should_failslab+0x81/0x90 [ 335.764639][ T5268] should_failslab+0x5/0x20 [ 335.769492][ T5268] kmem_cache_alloc+0x46/0x2f0 [ 335.774252][ T5268] security_file_alloc+0x30/0x190 [ 335.779274][ T5268] __alloc_file+0x83/0x1a0 [ 335.780841][ T5256] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 335.783692][ T5268] alloc_empty_file+0xcd/0x1c0 [ 335.783713][ T5268] alloc_file+0x3a/0x280 [ 335.799343][ T5268] alloc_file_pseudo+0xe2/0x130 [ 335.800171][ T5259] loop4: detected capacity change from 0 to 264192 [ 335.804260][ T5268] __shmem_file_setup+0x14c/0x1d0 [ 335.815964][ T5268] shmem_file_setup+0x37/0x40 [ 335.820666][ T5268] __se_sys_memfd_create+0x1eb/0x390 [ 335.825985][ T5268] __x64_sys_memfd_create+0x2d/0x40 [ 335.831162][ T5268] do_syscall_64+0x4a/0x90 [ 335.835581][ T5268] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 335.841466][ T5268] RIP: 0033:0x4665d9 [ 335.845346][ T5268] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 335.865237][ T5268] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 335.873664][ T5268] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 335.881881][ T5268] RDX: 0000000000000fc0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 335.889843][ T5268] RBP: 0000000000000003 R08: 00000000000007e0 R09: ffffffffffffffff [ 335.897821][ T5268] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000008100000 09:09:42 executing program 0 (fault-call:3 fault-nth:7): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 335.906091][ T5268] R13: 0000000020000100 R14: 0000000008100000 R15: 0000000020000380 09:09:42 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1900, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 335.956808][ T5259] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (33150!=61414) [ 335.966443][ T5259] EXT4-fs (loop4): group descriptors corrupted! [ 335.974859][ T5261] loop1: detected capacity change from 0 to 264192 [ 335.991526][ T5261] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 335.995087][ T5281] FAULT_INJECTION: forcing a failure. 09:09:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 335.995087][ T5281] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 336.015220][ T5281] CPU: 1 PID: 5281 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 336.023890][ T5281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.033980][ T5281] Call Trace: [ 336.037240][ T5281] dump_stack+0x137/0x19d [ 336.041558][ T5281] should_fail+0x23c/0x250 [ 336.045962][ T5281] __alloc_pages+0x102/0x320 [ 336.050643][ T5281] alloc_pages_vma+0x391/0x660 [ 336.055417][ T5281] shmem_getpage_gfp+0x980/0x1410 [ 336.060424][ T5281] ? mls_context_isvalid+0x76/0x1e0 [ 336.065645][ T5281] shmem_write_begin+0x7e/0x100 [ 336.070580][ T5281] generic_perform_write+0x196/0x3a0 [ 336.075864][ T5281] ? file_update_time+0x1bd/0x3e0 [ 336.080885][ T5281] __generic_file_write_iter+0x161/0x300 [ 336.086516][ T5281] ? generic_write_checks+0x250/0x290 [ 336.091943][ T5281] generic_file_write_iter+0x75/0x130 [ 336.097336][ T5281] vfs_write+0x69d/0x770 [ 336.101614][ T5281] __x64_sys_pwrite64+0xf5/0x150 [ 336.106533][ T5281] do_syscall_64+0x4a/0x90 [ 336.110938][ T5281] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 336.116833][ T5281] RIP: 0033:0x419777 [ 336.120778][ T5281] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 336.140368][ T5281] RSP: 002b:00007f3bf8341f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 336.148993][ T5281] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 336.157061][ T5281] RDX: 000000000000010c RSI: 0000000020010000 RDI: 0000000000000005 [ 336.165028][ T5281] RBP: 0000000000000003 R08: 0000000000000000 R09: ffffffffffffffff [ 336.173000][ T5281] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 336.181073][ T5281] R13: 0000000000000005 R14: 0000000020000200 R15: 0000000000000000 [ 336.193034][ T5281] loop0: detected capacity change from 0 to 264192 [ 336.201762][ T5281] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 09:09:42 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x300, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:42 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:42 executing program 0 (fault-call:3 fault-nth:8): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 336.268950][ T5296] loop1: detected capacity change from 0 to 264192 [ 336.278153][ T5295] loop3: detected capacity change from 0 to 12 [ 336.286396][ T5296] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 336.290827][ T5295] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 336.324066][ T5302] loop5: detected capacity change from 0 to 5 [ 336.333056][ T5316] FAULT_INJECTION: forcing a failure. [ 336.333056][ T5316] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 336.337094][ T5295] loop3: detected capacity change from 0 to 12 [ 336.346146][ T5316] CPU: 1 PID: 5316 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 336.360912][ T5316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.370966][ T5316] Call Trace: 09:09:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 336.374234][ T5316] dump_stack+0x137/0x19d [ 336.378557][ T5316] should_fail+0x23c/0x250 [ 336.382989][ T5316] should_fail_usercopy+0x16/0x20 [ 336.385074][ T5295] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 336.388022][ T5316] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 336.402136][ T5316] ? shmem_write_begin+0x7e/0x100 [ 336.407155][ T5316] generic_perform_write+0x1e4/0x3a0 [ 336.410475][ T5302] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 336.412441][ T5316] ? file_update_time+0x1bd/0x3e0 [ 336.412461][ T5316] __generic_file_write_iter+0x161/0x300 [ 336.419148][ T5313] loop4: detected capacity change from 0 to 264192 [ 336.424031][ T5316] ? generic_write_checks+0x250/0x290 [ 336.424053][ T5316] generic_file_write_iter+0x75/0x130 [ 336.424083][ T5316] vfs_write+0x69d/0x770 [ 336.451096][ T5316] __x64_sys_pwrite64+0xf5/0x150 [ 336.456012][ T5316] do_syscall_64+0x4a/0x90 [ 336.460409][ T5316] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 336.466402][ T5316] RIP: 0033:0x419777 [ 336.470283][ T5316] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 336.489870][ T5316] RSP: 002b:00007f3bf8341f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 336.498398][ T5316] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 336.506350][ T5316] RDX: 000000000000010c RSI: 0000000020010000 RDI: 0000000000000005 [ 336.514323][ T5316] RBP: 0000000000000003 R08: 0000000000000000 R09: ffffffffffffffff [ 336.522301][ T5316] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 336.530250][ T5316] R13: 0000000000000005 R14: 0000000020000200 R15: 0000000000000000 09:09:42 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x402, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:42 executing program 0 (fault-call:3 fault-nth:9): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:42 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 336.570791][ T5316] loop0: detected capacity change from 0 to 264192 [ 336.579856][ T5313] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 336.600628][ T5316] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 336.609918][ T5316] EXT4-fs (loop0): group descriptors corrupted! 09:09:42 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1a00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 336.640331][ T5325] loop1: detected capacity change from 0 to 264192 [ 336.658778][ T5338] FAULT_INJECTION: forcing a failure. [ 336.658778][ T5338] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 336.671858][ T5338] CPU: 1 PID: 5338 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 336.680667][ T5338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.690752][ T5338] Call Trace: [ 336.694027][ T5338] dump_stack+0x137/0x19d [ 336.697804][ T5342] loop3: detected capacity change from 0 to 13 [ 336.698355][ T5338] should_fail+0x23c/0x250 [ 336.708938][ T5338] should_fail_usercopy+0x16/0x20 [ 336.713060][ T5342] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 336.713970][ T5338] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 336.725755][ T5325] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 336.728184][ T5338] ? shmem_write_begin+0x7e/0x100 [ 336.728213][ T5338] generic_perform_write+0x1e4/0x3a0 [ 336.748662][ T5338] ? file_update_time+0x1bd/0x3e0 [ 336.753686][ T5338] __generic_file_write_iter+0x161/0x300 [ 336.759615][ T5338] ? generic_write_checks+0x250/0x290 [ 336.765069][ T5338] generic_file_write_iter+0x75/0x130 [ 336.770473][ T5338] vfs_write+0x69d/0x770 [ 336.770608][ T5347] loop5: detected capacity change from 0 to 5 [ 336.774715][ T5338] __x64_sys_pwrite64+0xf5/0x150 [ 336.774734][ T5338] do_syscall_64+0x4a/0x90 [ 336.789594][ T5347] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 336.790132][ T5338] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 336.802546][ T5338] RIP: 0033:0x419777 [ 336.806428][ T5338] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 336.826044][ T5338] RSP: 002b:00007f3bf8341f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 336.834461][ T5338] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 336.842415][ T5338] RDX: 0000000000000019 RSI: 0000000020010200 RDI: 0000000000000005 [ 336.850421][ T5338] RBP: 0000000000000003 R08: 0000000000000000 R09: ffffffffffffffff [ 336.858474][ T5338] R10: 0000000000000560 R11: 0000000000000293 R12: 0000000000000005 [ 336.866497][ T5338] R13: 0000000000000005 R14: 0000000020000218 R15: 0000000000000001 09:09:43 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:43 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x406, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 336.911811][ T5342] loop3: detected capacity change from 0 to 13 [ 336.918166][ T5342] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 336.923690][ T5325] loop1: detected capacity change from 0 to 264192 [ 336.927193][ T5338] loop0: detected capacity change from 0 to 264192 [ 336.949918][ T5325] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:43 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1b00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 336.981328][ T5366] loop5: detected capacity change from 0 to 5 [ 336.989816][ T5364] loop4: detected capacity change from 0 to 264192 [ 337.001695][ T5366] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 337.015888][ T5338] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 337.025157][ T5338] EXT4-fs (loop0): group descriptors corrupted! 09:09:43 executing program 0 (fault-call:3 fault-nth:10): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:43 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 337.038054][ T5364] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 337.063483][ T5378] loop3: detected capacity change from 0 to 13 09:09:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 337.084271][ T5387] loop1: detected capacity change from 0 to 264192 [ 337.093342][ T5387] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 337.106497][ T5378] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 337.118589][ T5388] FAULT_INJECTION: forcing a failure. [ 337.118589][ T5388] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 337.131633][ T5388] CPU: 1 PID: 5388 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 337.140290][ T5388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.150327][ T5388] Call Trace: [ 337.153689][ T5388] dump_stack+0x137/0x19d [ 337.158014][ T5388] should_fail+0x23c/0x250 [ 337.162417][ T5388] should_fail_usercopy+0x16/0x20 [ 337.167426][ T5388] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 337.173478][ T5388] ? shmem_write_begin+0x7e/0x100 [ 337.178486][ T5388] generic_perform_write+0x1e4/0x3a0 [ 337.183801][ T5388] ? file_update_time+0x1bd/0x3e0 [ 337.188814][ T5388] __generic_file_write_iter+0x161/0x300 [ 337.194486][ T5388] ? generic_write_checks+0x250/0x290 [ 337.199867][ T5388] generic_file_write_iter+0x75/0x130 [ 337.205240][ T5388] vfs_write+0x69d/0x770 [ 337.209468][ T5388] __x64_sys_pwrite64+0xf5/0x150 [ 337.214451][ T5388] do_syscall_64+0x4a/0x90 [ 337.218858][ T5388] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 337.224737][ T5388] RIP: 0033:0x419777 [ 337.228615][ T5388] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 337.248206][ T5388] RSP: 002b:00007f3bf8341f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 337.256612][ T5388] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 337.264590][ T5388] RDX: 0000000000000029 RSI: 0000000020010300 RDI: 0000000000000005 [ 337.272545][ T5388] RBP: 0000000000000003 R08: 0000000000000000 R09: ffffffffffffffff [ 337.280511][ T5388] R10: 00000000000007e0 R11: 0000000000000293 R12: 0000000000000005 09:09:43 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1c00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 337.288575][ T5388] R13: 0000000000000005 R14: 0000000020000230 R15: 0000000000000002 [ 337.307725][ T5395] loop5: detected capacity change from 0 to 5 [ 337.315160][ T5388] loop0: detected capacity change from 0 to 264192 [ 337.325572][ T5388] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) 09:09:43 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x408, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:43 executing program 0 (fault-call:3 fault-nth:11): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 337.334871][ T5388] EXT4-fs (loop0): group descriptors corrupted! [ 337.346012][ T5387] loop1: detected capacity change from 0 to 264192 [ 337.374896][ T5394] loop4: detected capacity change from 0 to 264192 [ 337.384551][ T5394] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 337.395925][ T5395] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 337.402497][ T5408] loop3: detected capacity change from 0 to 14 09:09:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 337.431612][ T5408] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 337.440934][ T5387] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 337.452694][ T5417] FAULT_INJECTION: forcing a failure. [ 337.452694][ T5417] name failslab, interval 1, probability 0, space 0, times 0 [ 337.465313][ T5417] CPU: 0 PID: 5417 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 337.473980][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.484067][ T5417] Call Trace: [ 337.487398][ T5417] dump_stack+0x137/0x19d [ 337.491717][ T5417] should_fail+0x23c/0x250 [ 337.496184][ T5417] ? getname_flags+0x84/0x3d0 [ 337.500852][ T5417] __should_failslab+0x81/0x90 [ 337.505601][ T5417] should_failslab+0x5/0x20 [ 337.510123][ T5417] kmem_cache_alloc+0x46/0x2f0 [ 337.514943][ T5417] ? rb_erase+0x4bb/0x750 [ 337.519287][ T5417] getname_flags+0x84/0x3d0 [ 337.523768][ T5417] getname+0x15/0x20 [ 337.527643][ T5417] do_sys_openat2+0x5b/0x250 [ 337.532218][ T5417] ? __schedule+0x427/0x5b0 [ 337.536701][ T5417] __x64_sys_openat+0xef/0x110 [ 337.541450][ T5417] do_syscall_64+0x4a/0x90 [ 337.545850][ T5417] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 337.551730][ T5417] RIP: 0033:0x4196c4 [ 337.555637][ T5417] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 09:09:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:43 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 337.575272][ T5417] RSP: 002b:00007f3bf8341ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 337.583674][ T5417] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 337.591626][ T5417] RDX: 0000000000000002 RSI: 00007f3bf8342000 RDI: 00000000ffffff9c [ 337.599647][ T5417] RBP: 00007f3bf8342000 R08: 0000000000000000 R09: ffffffffffffffff [ 337.607612][ T5417] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 337.615575][ T5417] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 09:09:43 executing program 0 (fault-call:3 fault-nth:12): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 337.655721][ T5408] loop3: detected capacity change from 0 to 14 [ 337.671295][ T5408] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 337.679564][ T5432] loop5: detected capacity change from 0 to 5 [ 337.681365][ T5433] loop4: detected capacity change from 0 to 264192 [ 337.690297][ T5441] FAULT_INJECTION: forcing a failure. [ 337.690297][ T5441] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 337.692323][ T5422] loop1: detected capacity change from 0 to 264192 [ 337.705199][ T5441] CPU: 1 PID: 5441 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 337.720355][ T5441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.730430][ T5441] Call Trace: [ 337.733707][ T5441] dump_stack+0x137/0x19d [ 337.738041][ T5441] should_fail+0x23c/0x250 [ 337.742467][ T5441] should_fail_usercopy+0x16/0x20 [ 337.747485][ T5441] strncpy_from_user+0x21/0x250 [ 337.752342][ T5441] getname_flags+0xb8/0x3d0 [ 337.756852][ T5441] ? vfs_write+0x50c/0x770 [ 337.761323][ T5441] getname+0x15/0x20 [ 337.765200][ T5441] do_sys_openat2+0x5b/0x250 [ 337.769855][ T5441] __x64_sys_openat+0xef/0x110 [ 337.774611][ T5441] do_syscall_64+0x4a/0x90 [ 337.779109][ T5441] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 337.784994][ T5441] RIP: 0033:0x4196c4 [ 337.788909][ T5441] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 337.808505][ T5441] RSP: 002b:00007f3bf8341ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 337.816935][ T5441] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 337.825029][ T5441] RDX: 0000000000000002 RSI: 00007f3bf8342000 RDI: 00000000ffffff9c [ 337.832985][ T5441] RBP: 00007f3bf8342000 R08: 0000000000000000 R09: ffffffffffffffff [ 337.840941][ T5441] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 337.848919][ T5441] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 09:09:43 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1d00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:43 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x500, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 337.868261][ T5433] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 337.881437][ T5432] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 337.888912][ T5422] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:44 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:44 executing program 0 (fault-call:3 fault-nth:13): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 337.913176][ T5447] loop3: detected capacity change from 0 to 14 [ 337.931181][ T5447] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 337.943935][ T5422] loop1: detected capacity change from 0 to 264192 09:09:44 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 337.977281][ T5447] loop3: detected capacity change from 0 to 14 [ 337.986463][ T5422] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 338.000563][ T5460] loop4: detected capacity change from 0 to 264192 [ 338.010665][ T5447] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:44 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x600, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 338.029244][ T5460] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 338.053967][ T5473] FAULT_INJECTION: forcing a failure. [ 338.053967][ T5473] name failslab, interval 1, probability 0, space 0, times 0 [ 338.066669][ T5473] CPU: 1 PID: 5473 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 338.075354][ T5473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.080070][ T5472] loop5: detected capacity change from 0 to 5 [ 338.085469][ T5473] Call Trace: [ 338.085478][ T5473] dump_stack+0x137/0x19d [ 338.099164][ T5473] should_fail+0x23c/0x250 [ 338.103576][ T5473] ? __alloc_file+0x2e/0x1a0 [ 338.108155][ T5473] __should_failslab+0x81/0x90 [ 338.112963][ T5473] should_failslab+0x5/0x20 [ 338.117553][ T5473] kmem_cache_alloc+0x46/0x2f0 [ 338.122336][ T5473] __alloc_file+0x2e/0x1a0 [ 338.126857][ T5473] alloc_empty_file+0xcd/0x1c0 [ 338.131605][ T5473] path_openat+0x6a/0x20b0 [ 338.136002][ T5473] ? iov_iter_advance+0x291/0xe10 [ 338.141160][ T5473] ? shmem_write_end+0x37d/0x3d0 [ 338.146081][ T5473] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 338.152306][ T5473] ? generic_perform_write+0x332/0x3a0 [ 338.157745][ T5473] ? kcsan_setup_watchpoint+0x231/0x3e0 [ 338.163284][ T5473] do_filp_open+0xd9/0x1f0 [ 338.167683][ T5473] ? __virt_addr_valid+0x15a/0x1a0 [ 338.172778][ T5473] ? __check_object_size+0x253/0x310 [ 338.178108][ T5473] ? _find_next_bit+0x16a/0x190 [ 338.182938][ T5473] ? alloc_fd+0x388/0x3e0 [ 338.187251][ T5473] do_sys_openat2+0xa3/0x250 [ 338.191826][ T5473] __x64_sys_openat+0xef/0x110 [ 338.196573][ T5473] do_syscall_64+0x4a/0x90 [ 338.201040][ T5473] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 338.206929][ T5473] RIP: 0033:0x4196c4 [ 338.210803][ T5473] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 338.230387][ T5473] RSP: 002b:00007f3bf8341ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 338.238780][ T5473] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 338.246732][ T5473] RDX: 0000000000000002 RSI: 00007f3bf8342000 RDI: 00000000ffffff9c [ 338.254683][ T5473] RBP: 00007f3bf8342000 R08: 0000000000000000 R09: ffffffffffffffff [ 338.262636][ T5473] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 338.270589][ T5473] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 09:09:44 executing program 0 (fault-call:3 fault-nth:14): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:44 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1e00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 338.286109][ T5472] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 338.307547][ T5479] loop1: detected capacity change from 0 to 264192 [ 338.330587][ T5491] FAULT_INJECTION: forcing a failure. [ 338.330587][ T5491] name failslab, interval 1, probability 0, space 0, times 0 [ 338.341801][ T5479] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 338.343223][ T5491] CPU: 0 PID: 5491 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 338.343239][ T5491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.343246][ T5491] Call Trace: [ 338.343252][ T5491] dump_stack+0x137/0x19d [ 338.379690][ T5491] should_fail+0x23c/0x250 [ 338.384255][ T5491] ? security_file_alloc+0x30/0x190 [ 338.389435][ T5491] __should_failslab+0x81/0x90 [ 338.394315][ T5491] should_failslab+0x5/0x20 [ 338.398800][ T5491] kmem_cache_alloc+0x46/0x2f0 [ 338.403603][ T5491] security_file_alloc+0x30/0x190 [ 338.408656][ T5491] __alloc_file+0x83/0x1a0 [ 338.413097][ T5491] alloc_empty_file+0xcd/0x1c0 [ 338.417853][ T5491] path_openat+0x6a/0x20b0 [ 338.422273][ T5491] ? iov_iter_advance+0x291/0xe10 [ 338.427280][ T5491] ? shmem_write_end+0x37d/0x3d0 [ 338.432199][ T5491] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 338.438436][ T5491] ? generic_perform_write+0x332/0x3a0 [ 338.443968][ T5491] do_filp_open+0xd9/0x1f0 [ 338.448363][ T5491] ? __virt_addr_valid+0x15a/0x1a0 [ 338.453456][ T5491] ? __check_object_size+0x253/0x310 [ 338.458744][ T5491] ? _find_next_bit+0x16a/0x190 [ 338.463634][ T5491] ? alloc_fd+0x388/0x3e0 [ 338.467943][ T5491] do_sys_openat2+0xa3/0x250 [ 338.472519][ T5491] __x64_sys_openat+0xef/0x110 [ 338.477333][ T5491] do_syscall_64+0x4a/0x90 [ 338.481738][ T5491] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 338.487614][ T5491] RIP: 0033:0x4196c4 [ 338.491489][ T5491] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 338.511105][ T5491] RSP: 002b:00007f3bf8341ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 338.519494][ T5491] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 338.527444][ T5491] RDX: 0000000000000002 RSI: 00007f3bf8342000 RDI: 00000000ffffff9c [ 338.535395][ T5491] RBP: 00007f3bf8342000 R08: 0000000000000000 R09: ffffffffffffffff [ 338.543460][ T5491] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 338.551413][ T5491] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 09:09:44 executing program 0 (fault-call:3 fault-nth:15): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:44 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 338.578182][ T5498] loop3: detected capacity change from 0 to 15 [ 338.589386][ T5497] loop4: detected capacity change from 0 to 264192 [ 338.595955][ T5479] loop1: detected capacity change from 0 to 264192 [ 338.607689][ T5497] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:44 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x604, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 338.621931][ T5498] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 338.623501][ T5479] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 338.650764][ T5509] FAULT_INJECTION: forcing a failure. [ 338.650764][ T5509] name failslab, interval 1, probability 0, space 0, times 0 [ 338.663579][ T5509] CPU: 0 PID: 5509 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 338.672273][ T5509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.682409][ T5509] Call Trace: [ 338.685683][ T5509] dump_stack+0x137/0x19d [ 338.690068][ T5509] should_fail+0x23c/0x250 [ 338.694483][ T5509] ? loop_set_status_from_info+0x3a0/0x3a0 [ 338.700294][ T5509] __should_failslab+0x81/0x90 [ 338.705106][ T5509] ? __kthread_create_on_node+0x7a/0x290 [ 338.710806][ T5509] should_failslab+0x5/0x20 [ 338.715291][ T5509] kmem_cache_alloc_trace+0x49/0x310 [ 338.720569][ T5509] ? loop_set_status_from_info+0x3a0/0x3a0 [ 338.726369][ T5509] __kthread_create_on_node+0x7a/0x290 [ 338.731808][ T5509] ? __blkdev_get+0xc1/0x6d0 [ 338.736435][ T5509] ? loop_set_status_from_info+0x3a0/0x3a0 [ 338.742234][ T5509] kthread_create_on_node+0x72/0xa0 [ 338.747412][ T5509] loop_configure+0x597/0xcb0 [ 338.752072][ T5509] ? mntput+0x45/0x70 [ 338.756131][ T5509] lo_ioctl+0x555/0x11f0 [ 338.760367][ T5509] ? path_openat+0x19ab/0x20b0 [ 338.765138][ T5509] ? putname+0xa5/0xc0 [ 338.769192][ T5509] ? ___cache_free+0x3c/0x300 [ 338.773851][ T5509] ? blkdev_common_ioctl+0x9c3/0x1040 [ 338.779211][ T5509] ? selinux_file_ioctl+0x8e0/0x970 [ 338.784385][ T5509] ? lo_release+0x120/0x120 [ 338.788865][ T5509] blkdev_ioctl+0x1d0/0x3c0 [ 338.793402][ T5509] block_ioctl+0x6d/0x80 [ 338.797640][ T5509] ? blkdev_iopoll+0x70/0x70 [ 338.802248][ T5509] __se_sys_ioctl+0xcb/0x140 [ 338.806826][ T5509] __x64_sys_ioctl+0x3f/0x50 [ 338.811425][ T5509] do_syscall_64+0x4a/0x90 [ 338.815885][ T5509] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 338.821860][ T5509] RIP: 0033:0x466397 [ 338.825734][ T5509] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 338.845448][ T5509] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 338.853869][ T5509] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 338.861881][ T5509] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 338.869866][ T5509] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 338.877813][ T5509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 338.885759][ T5509] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 [ 338.910195][ T5512] loop5: detected capacity change from 0 to 5 [ 338.919257][ T5498] loop3: detected capacity change from 0 to 15 09:09:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x700, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:45 executing program 0 (fault-call:3 fault-nth:16): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 338.925636][ T5498] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 338.935653][ T5512] EXT4-fs (loop5): VFS: Can't find ext4 filesystem 09:09:45 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 338.971163][ T5532] loop1: detected capacity change from 0 to 264192 [ 338.993105][ T5541] loop4: detected capacity change from 0 to 264192 [ 338.995252][ T5532] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 339.000739][ T5541] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:45 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x1f00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 339.010905][ T5533] FAULT_INJECTION: forcing a failure. [ 339.010905][ T5533] name failslab, interval 1, probability 0, space 0, times 0 [ 339.031469][ T5533] CPU: 0 PID: 5533 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 339.040190][ T5533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.050243][ T5533] Call Trace: [ 339.053599][ T5533] dump_stack+0x137/0x19d [ 339.058057][ T5533] should_fail+0x23c/0x250 [ 339.062471][ T5533] ? __kernfs_new_node+0x6a/0x330 [ 339.067640][ T5533] __should_failslab+0x81/0x90 [ 339.072594][ T5533] should_failslab+0x5/0x20 [ 339.077110][ T5533] kmem_cache_alloc+0x46/0x2f0 [ 339.081884][ T5533] ? kvm_sched_clock_read+0xd/0x20 [ 339.087045][ T5533] __kernfs_new_node+0x6a/0x330 [ 339.091889][ T5533] ? select_task_rq_fair+0x186/0xc00 [ 339.097167][ T5533] ? rb_insert_color+0x2dc/0x310 [ 339.102087][ T5533] kernfs_create_dir_ns+0x5e/0x140 [ 339.107232][ T5533] internal_create_group+0x138/0x850 [ 339.112506][ T5533] ? enqueue_task_fair+0xcd/0x510 [ 339.117568][ T5533] sysfs_create_group+0x1b/0x20 [ 339.122481][ T5533] loop_configure+0xa21/0xcb0 [ 339.127193][ T5533] lo_ioctl+0x555/0x11f0 [ 339.131454][ T5533] ? path_openat+0x19ab/0x20b0 [ 339.136204][ T5533] ? putname+0xa5/0xc0 [ 339.140267][ T5533] ? ___cache_free+0x3c/0x300 [ 339.144924][ T5533] ? blkdev_common_ioctl+0x9c3/0x1040 [ 339.150441][ T5533] ? selinux_file_ioctl+0x8e0/0x970 [ 339.155670][ T5533] ? lo_release+0x120/0x120 [ 339.160269][ T5533] blkdev_ioctl+0x1d0/0x3c0 [ 339.164869][ T5533] block_ioctl+0x6d/0x80 [ 339.169102][ T5533] ? blkdev_iopoll+0x70/0x70 [ 339.173678][ T5533] __se_sys_ioctl+0xcb/0x140 [ 339.178325][ T5533] __x64_sys_ioctl+0x3f/0x50 [ 339.183068][ T5533] do_syscall_64+0x4a/0x90 [ 339.187562][ T5533] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 339.193621][ T5533] RIP: 0033:0x466397 [ 339.197501][ T5533] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 339.217309][ T5533] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 339.226847][ T5533] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 339.234992][ T5533] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 339.243219][ T5533] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 339.251194][ T5533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 339.259276][ T5533] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 09:09:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {0x0, 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 339.267552][ T5533] loop0: detected capacity change from 0 to 264192 [ 339.281725][ T5533] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 339.291312][ T5533] EXT4-fs (loop0): group descriptors corrupted! [ 339.300565][ T5545] loop5: detected capacity change from 0 to 5 09:09:45 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x804, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 339.320488][ T5545] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 339.329456][ T5553] loop3: detected capacity change from 0 to 15 [ 339.346978][ T5560] loop1: detected capacity change from 0 to 264192 [ 339.361132][ T5561] loop4: detected capacity change from 0 to 264192 09:09:45 executing program 0 (fault-call:3 fault-nth:17): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2000, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 339.366000][ T5553] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 339.370546][ T5561] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 339.389560][ T5560] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 339.435171][ T5571] FAULT_INJECTION: forcing a failure. [ 339.435171][ T5571] name failslab, interval 1, probability 0, space 0, times 0 [ 339.447848][ T5571] CPU: 0 PID: 5571 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 339.456663][ T5571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.466703][ T5571] Call Trace: [ 339.469966][ T5571] dump_stack+0x137/0x19d [ 339.474320][ T5571] should_fail+0x23c/0x250 [ 339.478717][ T5571] ? radix_tree_node_alloc+0x154/0x1f0 [ 339.484268][ T5571] __should_failslab+0x81/0x90 [ 339.489114][ T5571] should_failslab+0x5/0x20 [ 339.493608][ T5571] kmem_cache_alloc+0x46/0x2f0 [ 339.498370][ T5571] ? kvm_sched_clock_read+0xd/0x20 [ 339.503525][ T5571] ? sched_clock_cpu+0x11/0x180 [ 339.508355][ T5571] radix_tree_node_alloc+0x154/0x1f0 [ 339.513792][ T5571] idr_get_free+0x22a/0x5d0 [ 339.518277][ T5571] idr_alloc_cyclic+0xe3/0x2d0 [ 339.523043][ T5571] ? __radix_tree_preload+0x16f/0x190 [ 339.528398][ T5571] __kernfs_new_node+0xb4/0x330 [ 339.533244][ T5571] ? select_task_rq_fair+0x186/0xc00 [ 339.538541][ T5571] ? rb_insert_color+0x7e/0x310 [ 339.543370][ T5571] kernfs_create_dir_ns+0x5e/0x140 [ 339.548490][ T5571] internal_create_group+0x138/0x850 [ 339.553806][ T5571] ? check_preempt_wakeup+0x1bb/0x360 [ 339.559175][ T5571] sysfs_create_group+0x1b/0x20 [ 339.564009][ T5571] loop_configure+0xa21/0xcb0 [ 339.568669][ T5571] lo_ioctl+0x555/0x11f0 [ 339.572902][ T5571] ? path_openat+0x19ab/0x20b0 [ 339.577645][ T5571] ? putname+0xa5/0xc0 [ 339.581707][ T5571] ? ___cache_free+0x3c/0x300 [ 339.586359][ T5571] ? blkdev_common_ioctl+0x9c3/0x1040 [ 339.591726][ T5571] ? selinux_file_ioctl+0x8e0/0x970 [ 339.596903][ T5571] ? lo_release+0x120/0x120 [ 339.601388][ T5571] blkdev_ioctl+0x1d0/0x3c0 [ 339.605956][ T5571] block_ioctl+0x6d/0x80 [ 339.610195][ T5571] ? blkdev_iopoll+0x70/0x70 [ 339.614785][ T5571] __se_sys_ioctl+0xcb/0x140 [ 339.619350][ T5571] __x64_sys_ioctl+0x3f/0x50 [ 339.623915][ T5571] do_syscall_64+0x4a/0x90 [ 339.628332][ T5571] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 339.634313][ T5571] RIP: 0033:0x466397 [ 339.638184][ T5571] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 339.657877][ T5571] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 339.666298][ T5571] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 339.674276][ T5571] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 339.682398][ T5571] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 339.690346][ T5571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 339.698297][ T5571] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 [ 339.724281][ T5571] loop0: detected capacity change from 0 to 264192 [ 339.728039][ T5560] loop1: detected capacity change from 0 to 264192 [ 339.735475][ T5578] loop4: detected capacity change from 0 to 264192 [ 339.748864][ T5571] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 339.758122][ T5571] EXT4-fs (loop0): group descriptors corrupted! [ 339.764663][ T5587] loop5: detected capacity change from 0 to 5 [ 339.764981][ T5589] loop3: detected capacity change from 0 to 16 09:09:45 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x900, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 0 (fault-call:3 fault-nth:18): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 339.772515][ T5560] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 339.787423][ T5589] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 339.810860][ T5587] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 339.827709][ T5578] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:45 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 339.875296][ T5589] loop3: detected capacity change from 0 to 16 [ 339.885573][ T5589] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 339.894456][ T5609] loop5: detected capacity change from 0 to 5 [ 339.903829][ T5612] FAULT_INJECTION: forcing a failure. [ 339.903829][ T5612] name failslab, interval 1, probability 0, space 0, times 0 [ 339.916672][ T5612] CPU: 0 PID: 5612 Comm: syz-executor.0 Not tainted 5.13.0-rc5-syzkaller #0 [ 339.925353][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.935390][ T5612] Call Trace: [ 339.938652][ T5612] dump_stack+0x137/0x19d [ 339.942978][ T5612] should_fail+0x23c/0x250 [ 339.947374][ T5612] ? __kernfs_new_node+0x6a/0x330 [ 339.952388][ T5612] __should_failslab+0x81/0x90 [ 339.957154][ T5612] should_failslab+0x5/0x20 [ 339.961845][ T5612] kmem_cache_alloc+0x46/0x2f0 [ 339.966616][ T5612] __kernfs_new_node+0x6a/0x330 [ 339.971477][ T5612] ? kcsan_setup_watchpoint+0x231/0x3e0 [ 339.977006][ T5612] kernfs_new_node+0x5b/0xd0 [ 339.981646][ T5612] __kernfs_create_file+0x45/0x1a0 [ 339.986740][ T5612] sysfs_add_file_mode_ns+0x1c1/0x250 [ 339.992338][ T5612] internal_create_group+0x2e4/0x850 [ 339.997616][ T5612] sysfs_create_group+0x1b/0x20 [ 340.002458][ T5612] loop_configure+0xa21/0xcb0 [ 340.007217][ T5612] lo_ioctl+0x555/0x11f0 [ 340.011496][ T5612] ? path_openat+0x19ab/0x20b0 [ 340.016275][ T5612] ? putname+0xa5/0xc0 [ 340.020322][ T5612] ? ___cache_free+0x3c/0x300 [ 340.024974][ T5612] ? blkdev_common_ioctl+0x9c3/0x1040 [ 340.030383][ T5612] ? selinux_file_ioctl+0x8e0/0x970 [ 340.035583][ T5612] ? lo_release+0x120/0x120 [ 340.040070][ T5612] blkdev_ioctl+0x1d0/0x3c0 [ 340.045069][ T5612] block_ioctl+0x6d/0x80 [ 340.049340][ T5612] ? blkdev_iopoll+0x70/0x70 [ 340.054005][ T5612] __se_sys_ioctl+0xcb/0x140 [ 340.058636][ T5612] __x64_sys_ioctl+0x3f/0x50 [ 340.063277][ T5612] do_syscall_64+0x4a/0x90 [ 340.067789][ T5612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 340.073675][ T5612] RIP: 0033:0x466397 [ 340.077579][ T5612] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 340.097476][ T5612] RSP: 002b:00007f3bf8341f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 340.105957][ T5612] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 340.113933][ T5612] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 340.121883][ T5612] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 340.129869][ T5612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 340.137855][ T5612] R13: 0000000000000005 R14: 0000000020000248 R15: 0000000000000003 [ 340.150219][ T5612] loop0: detected capacity change from 0 to 264192 [ 340.160969][ T5612] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 340.165870][ T5609] EXT4-fs (loop5): VFS: Can't find ext4 filesystem 09:09:46 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2010, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:46 executing program 0 (fault-call:3 fault-nth:19): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xa00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 340.170212][ T5612] EXT4-fs (loop0): group descriptors corrupted! [ 340.189815][ T5603] loop1: detected capacity change from 0 to 264192 [ 340.198770][ T5603] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 340.214244][ T5617] loop4: detected capacity change from 0 to 264192 09:09:46 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 340.254299][ T5617] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 340.318573][ T5641] loop5: detected capacity change from 0 to 5 [ 340.324107][ T5640] loop3: detected capacity change from 0 to 16 [ 340.332020][ T1831] ================================================================== [ 340.340087][ T1831] BUG: KCSAN: data-race in mb_free_blocks / mb_update_avg_fragment_size [ 340.348411][ T1831] [ 340.350719][ T1831] write to 0xffff8881013e23d4 of 4 bytes by task 5632 on cpu 1: [ 340.358320][ T1831] mb_free_blocks+0x156/0xb40 [ 340.362976][ T1831] ext4_free_blocks+0x1418/0x1b50 [ 340.367981][ T1831] ext4_remove_blocks+0x61a/0x800 [ 340.373000][ T1831] ext4_ext_rm_leaf+0x670/0xd20 [ 340.377831][ T1831] ext4_ext_remove_space+0x901/0x1300 [ 340.383197][ T1831] ext4_ext_truncate+0xfe/0x170 [ 340.388037][ T1831] ext4_truncate+0x76e/0xa80 [ 340.392608][ T1831] ext4_setattr+0xacc/0xec0 [ 340.397104][ T1831] notify_change+0x8a3/0xa80 [ 340.401687][ T1831] do_truncate+0xe8/0x130 [ 340.405994][ T1831] path_openat+0x1a79/0x20b0 [ 340.410558][ T1831] do_filp_open+0xd9/0x1f0 [ 340.414949][ T1831] do_sys_openat2+0xa3/0x250 [ 340.419518][ T1831] __x64_sys_creat+0x62/0x80 [ 340.424090][ T1831] do_syscall_64+0x4a/0x90 [ 340.428489][ T1831] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 340.434377][ T1831] [ 340.436680][ T1831] read to 0xffff8881013e23d4 of 4 bytes by task 1831 on cpu 0: [ 340.444198][ T1831] mb_update_avg_fragment_size+0x184/0x260 [ 340.449991][ T1831] mb_free_blocks+0x9e4/0xb40 [ 340.454653][ T1831] ext4_free_blocks+0x1418/0x1b50 [ 340.459658][ T1831] ext4_remove_blocks+0x61a/0x800 [ 340.464668][ T1831] ext4_ext_rm_leaf+0x670/0xd20 [ 340.469496][ T1831] ext4_ext_remove_space+0x901/0x1300 [ 340.474847][ T1831] ext4_ext_truncate+0xfe/0x170 [ 340.479847][ T1831] ext4_truncate+0x76e/0xa80 [ 340.484427][ T1831] ext4_evict_inode+0xa54/0xdb0 [ 340.489269][ T1831] evict+0x1c8/0x3c0 [ 340.493156][ T1831] iput+0x433/0x590 [ 340.496945][ T1831] dentry_unlink_inode+0x23a/0x260 [ 340.502054][ T1831] d_delete+0x78/0xe0 [ 340.506032][ T1831] vfs_rmdir+0x2a6/0x2c0 [ 340.510339][ T1831] do_rmdir+0x14a/0x2e0 [ 340.514470][ T1831] __x64_sys_rmdir+0x2c/0x30 [ 340.519037][ T1831] do_syscall_64+0x4a/0x90 [ 340.523431][ T1831] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 340.529306][ T1831] [ 340.531602][ T1831] value changed: 0x00007ee6 -> 0x00007eed [ 340.537296][ T1831] [ 340.539603][ T1831] Reported by Kernel Concurrency Sanitizer on: [ 340.545721][ T1831] CPU: 0 PID: 1831 Comm: syz-executor.4 Not tainted 5.13.0-rc5-syzkaller #0 [ 340.554368][ T1831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 09:09:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200), 0x0, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 340.564411][ T1831] ================================================================== [ 340.575047][ T5641] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 340.585100][ T5643] loop0: detected capacity change from 0 to 264192 [ 340.595898][ T5640] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:46 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc464", 0x43, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xb00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 340.629063][ T5643] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 340.638426][ T5643] EXT4-fs (loop0): group descriptors corrupted! [ 340.661222][ T5659] loop4: detected capacity change from 0 to 264192 [ 340.661861][ T5640] loop3: detected capacity change from 0 to 16 [ 340.680264][ T5659] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 340.688745][ T5668] loop1: detected capacity change from 0 to 264192 [ 340.689730][ T5640] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:46 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2100, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030002, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 340.725615][ T5668] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 340.741421][ T5669] loop5: detected capacity change from 0 to 5 [ 340.763873][ T5669] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) 09:09:46 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xc00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:46 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc464", 0x43, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 340.826221][ T5687] loop3: detected capacity change from 0 to 16 [ 340.833223][ T5687] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 340.841991][ T5686] loop0: detected capacity change from 0 to 264192 [ 340.845884][ T5681] loop4: detected capacity change from 0 to 264192 [ 340.857951][ T5686] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 340.867221][ T5686] EXT4-fs (loop0): group descriptors corrupted! 09:09:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030003, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 340.895404][ T5681] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 340.904626][ T5700] loop1: detected capacity change from 0 to 264192 [ 340.907228][ T5703] loop5: detected capacity change from 0 to 5 [ 340.927795][ T5687] loop3: detected capacity change from 0 to 16 [ 340.934272][ T5687] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2200, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 340.935544][ T5703] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) [ 340.952431][ T5700] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 340.978320][ T5715] loop0: detected capacity change from 0 to 264192 09:09:47 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xd00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030004, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 340.998063][ T5715] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 341.007371][ T5715] EXT4-fs (loop0): group descriptors corrupted! [ 341.037811][ T5700] loop1: detected capacity change from 0 to 264192 09:09:47 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc464", 0x43, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 341.050852][ T5700] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 341.051941][ T5733] loop4: detected capacity change from 0 to 264192 [ 341.069339][ T5733] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/13, 0xd, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 341.106241][ T5738] loop3: detected capacity change from 0 to 17 [ 341.115849][ T5741] loop5: detected capacity change from 0 to 5 [ 341.127658][ T5738] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 341.129265][ T5749] loop0: detected capacity change from 0 to 264192 [ 341.146431][ T5741] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) 09:09:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030005, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 341.157202][ T5749] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 341.166462][ T5749] EXT4-fs (loop0): group descriptors corrupted! [ 341.179536][ T5752] loop1: detected capacity change from 0 to 264192 [ 341.196248][ T5752] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:47 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xe00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:47 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b", 0x65, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 341.199798][ T5757] loop4: detected capacity change from 0 to 264192 [ 341.228717][ T5738] loop3: detected capacity change from 0 to 17 09:09:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 341.253288][ T5738] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 341.269449][ T5757] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 341.282347][ T5775] loop5: detected capacity change from 0 to 5 [ 341.288567][ T5769] loop0: detected capacity change from 0 to 264192 [ 341.301861][ T5775] EXT4-fs (loop5): unsupported descriptor size 0 09:09:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2300, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 341.341459][ T5769] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 341.350722][ T5769] EXT4-fs (loop0): group descriptors corrupted! [ 341.358812][ T5789] loop1: detected capacity change from 0 to 264192 [ 341.373694][ T5793] loop3: detected capacity change from 0 to 17 09:09:47 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xf00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 341.388036][ T5793] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 341.396815][ T5799] loop4: detected capacity change from 0 to 264192 [ 341.421427][ T5789] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:47 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b", 0x65, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030006, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2400, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 341.442431][ T5799] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 341.460737][ T5814] loop0: detected capacity change from 0 to 264192 [ 341.464537][ T5813] loop5: detected capacity change from 0 to 5 09:09:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 341.497558][ T5813] EXT4-fs (loop5): unsupported descriptor size 0 [ 341.502980][ T5814] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 341.506526][ T5789] loop1: detected capacity change from 0 to 264192 [ 341.513105][ T5814] EXT4-fs (loop0): group descriptors corrupted! 09:09:47 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0xf01, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:47 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b", 0x65, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 341.609002][ T5828] loop3: detected capacity change from 0 to 18 [ 341.616170][ T5828] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 341.617830][ T5789] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030007, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 341.662541][ T5838] loop4: detected capacity change from 0 to 264192 [ 341.683274][ T5828] loop3: detected capacity change from 0 to 18 [ 341.692263][ T5838] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500"/19, 0x13, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 341.720524][ T5828] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 341.733322][ T5853] loop0: detected capacity change from 0 to 264192 [ 341.738623][ T5848] loop5: detected capacity change from 0 to 5 [ 341.748689][ T5848] EXT4-fs (loop5): unsupported descriptor size 0 [ 341.758344][ T5853] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) 09:09:47 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400"/118, 0x76, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 341.767644][ T5853] EXT4-fs (loop0): group descriptors corrupted! [ 341.785393][ T5854] loop1: detected capacity change from 0 to 264192 09:09:47 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1100, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2500, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 341.811638][ T5854] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 341.850475][ T5869] loop4: detected capacity change from 0 to 264192 09:09:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030008, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 341.860117][ T5869] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 341.877301][ T5882] loop5: detected capacity change from 0 to 5 [ 341.884465][ T5887] loop0: detected capacity change from 0 to 264192 [ 341.891065][ T5880] loop3: detected capacity change from 0 to 18 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 341.907437][ T5882] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 341.917969][ T5887] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 341.927355][ T5887] EXT4-fs (loop0): group descriptors corrupted! [ 341.947073][ T5880] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030009, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b04", 0x66, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 341.970121][ T5901] loop4: detected capacity change from 0 to 264192 [ 341.970918][ T5903] loop1: detected capacity change from 0 to 264192 [ 341.979810][ T5901] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 341.998797][ T5903] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:48 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1200, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 342.031507][ T5880] loop3: detected capacity change from 0 to 18 [ 342.058058][ T5880] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 342.067049][ T5913] loop5: detected capacity change from 0 to 5 09:09:48 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2600, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.084440][ T5913] EXT4-fs (loop5): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.085775][ T5925] loop0: detected capacity change from 0 to 264192 [ 342.106987][ T5925] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 342.116234][ T5925] EXT4-fs (loop0): group descriptors corrupted! [ 342.122624][ T5922] loop4: detected capacity change from 0 to 264192 09:09:48 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b00", 0x56, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000a, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.155658][ T5922] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.166089][ T5934] loop3: detected capacity change from 0 to 19 [ 342.176352][ T5934] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:48 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1300, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:48 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2700, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 342.213603][ T5943] loop1: detected capacity change from 0 to 264192 [ 342.230600][ T5934] loop3: detected capacity change from 0 to 19 [ 342.237908][ T5934] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 342.240606][ T5943] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.257782][ T5949] loop0: detected capacity change from 0 to 264192 [ 342.258989][ T5945] loop5: detected capacity change from 0 to 5 [ 342.284488][ T5949] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 342.293911][ T5949] EXT4-fs (loop0): group descriptors corrupted! [ 342.304234][ T5945] EXT4-fs (loop5): unsupported inode size: 0 09:09:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b00", 0x56, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 342.310264][ T5945] EXT4-fs (loop5): blocksize: 1024 [ 342.331674][ T5969] loop3: detected capacity change from 0 to 19 [ 342.332490][ T5968] loop4: detected capacity change from 0 to 264192 [ 342.338743][ T5969] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000b, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1400, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 342.380043][ T5968] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.402704][ T5979] loop1: detected capacity change from 0 to 264192 [ 342.405158][ T5983] loop5: detected capacity change from 0 to 5 [ 342.417434][ T5979] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 342.448075][ T5983] EXT4-fs (loop5): unsupported inode size: 0 [ 342.454097][ T5983] EXT4-fs (loop5): blocksize: 1024 [ 342.466572][ T5969] loop3: detected capacity change from 0 to 19 [ 342.475763][ T5969] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:48 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2800, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 342.504506][ T5979] loop1: detected capacity change from 0 to 264192 [ 342.505948][ T5999] loop0: detected capacity change from 0 to 264192 [ 342.518218][ T5979] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.530241][ T6004] loop4: detected capacity change from 0 to 264192 09:09:48 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1500, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.545454][ T6004] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.558355][ T5999] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 342.567601][ T5999] EXT4-fs (loop0): group descriptors corrupted! 09:09:48 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b00", 0x56, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000c, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.612803][ T6014] loop3: detected capacity change from 0 to 20 [ 342.619681][ T6014] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 342.632593][ T6020] loop1: detected capacity change from 0 to 264192 09:09:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.666791][ T6014] loop3: detected capacity change from 0 to 20 [ 342.673627][ T6020] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.673882][ T6030] loop5: detected capacity change from 0 to 5 [ 342.696637][ T6014] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:48 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1600, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="050000000000000000000000000000000000000004010000", 0x18, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 342.722914][ T6044] loop0: detected capacity change from 0 to 264192 [ 342.729475][ T6030] EXT4-fs (loop5): unsupported inode size: 0 [ 342.735510][ T6030] EXT4-fs (loop5): blocksize: 1024 [ 342.743433][ T6021] loop4: detected capacity change from 0 to 264192 [ 342.753135][ T6021] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:48 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b000000800000003800", 0x5e, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:48 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2900, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 342.796346][ T6044] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 342.805685][ T6044] EXT4-fs (loop0): group descriptors corrupted! [ 342.827053][ T6047] loop1: detected capacity change from 0 to 264192 [ 342.844153][ T6062] loop5: detected capacity change from 0 to 5 [ 342.855092][ T6047] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.855260][ T6062] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) [ 342.878903][ T6063] loop4: detected capacity change from 0 to 264192 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b000000800000003800", 0x5e, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000d, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1700, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 342.910592][ T6072] loop3: detected capacity change from 0 to 20 [ 342.923557][ T6063] EXT4-fs (loop4): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 342.933244][ T6072] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 342.961834][ T6082] loop5: detected capacity change from 0 to 5 [ 342.969035][ T6082] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) [ 342.994768][ T6087] loop0: detected capacity change from 0 to 264192 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b000000800000003800", 0x5e, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000e, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 343.007435][ T6087] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 343.016684][ T6087] EXT4-fs (loop0): group descriptors corrupted! [ 343.023312][ T6072] loop3: detected capacity change from 0 to 20 [ 343.039694][ T6072] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.045521][ T6099] loop1: detected capacity change from 0 to 264192 09:09:49 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1800, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 343.076742][ T6099] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 343.087150][ T6102] loop4: detected capacity change from 0 to 264192 [ 343.091135][ T6111] loop0: detected capacity change from 0 to 264192 [ 343.100227][ T6109] loop5: detected capacity change from 0 to 5 [ 343.111518][ T6102] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. 09:09:49 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x2a00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 343.128720][ T6111] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 343.138030][ T6111] EXT4-fs (loop0): group descriptors corrupted! [ 343.145224][ T6109] EXT4-fs (loop5): bad geometry: block count 256 exceeds size of device (2 blocks) [ 343.155655][ T6099] loop1: detected capacity change from 0 to 264192 [ 343.162660][ T6099] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c202", 0x62, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c03000f, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1900, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 343.252202][ T6133] loop3: detected capacity change from 0 to 21 [ 343.259142][ T6133] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.273647][ T6142] loop1: detected capacity change from 0 to 264192 [ 343.297681][ T6133] loop3: detected capacity change from 0 to 21 [ 343.311775][ T6133] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.321334][ T6147] loop5: detected capacity change from 0 to 5 [ 343.321773][ T6148] loop0: detected capacity change from 0 to 264192 [ 343.334915][ T6142] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:09:49 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x3f00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c202", 0x62, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 343.349285][ T6147] EXT4-fs (loop5): unsupported descriptor size 0 [ 343.360249][ T6148] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 343.360317][ T6153] loop4: detected capacity change from 0 to 264192 [ 343.369480][ T6148] EXT4-fs (loop0): group descriptors corrupted! 09:09:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030010, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 343.436091][ T6153] EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. [ 343.439520][ T6168] loop3: detected capacity change from 0 to 31 [ 343.461247][ T6178] loop5: detected capacity change from 0 to 5 [ 343.469737][ T6168] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:49 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1a00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 343.495688][ T6178] EXT4-fs (loop5): unsupported descriptor size 0 [ 343.503087][ T6175] loop1: detected capacity change from 0 to 264192 [ 343.532199][ T6185] loop0: detected capacity change from 0 to 264192 [ 343.538831][ T6168] loop3: detected capacity change from 0 to 31 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c202", 0x62, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 343.552286][ T6175] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 343.572298][ T6168] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.585656][ T6185] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 343.594893][ T6185] EXT4-fs (loop0): group descriptors corrupted! 09:09:49 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1b00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:49 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x4000, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 343.608622][ T6203] loop4: detected capacity change from 0 to 264192 [ 343.646982][ T6203] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 09:09:49 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c2020000", 0x64, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 343.669737][ T6205] loop5: detected capacity change from 0 to 5 [ 343.680619][ T6205] EXT4-fs (loop5): unsupported descriptor size 0 [ 343.708852][ T6219] loop1: detected capacity change from 0 to 264192 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030011, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 343.717267][ T6221] loop3: detected capacity change from 0 to 32 [ 343.735956][ T6219] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 343.737266][ T6221] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.790682][ T6232] loop4: detected capacity change from 0 to 264192 [ 343.801078][ T6236] loop5: detected capacity change from 0 to 5 [ 343.802807][ T6232] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 343.808024][ T6236] EXT4-fs (loop5): unsupported descriptor size 0 [ 343.820319][ T6234] loop0: detected capacity change from 0 to 264192 09:09:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 343.847725][ T6234] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 343.856340][ T6251] loop1: detected capacity change from 0 to 264192 [ 343.857085][ T6234] EXT4-fs (loop0): group descriptors corrupted! [ 343.871463][ T6221] loop3: detected capacity change from 0 to 32 09:09:50 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c2020000", 0x64, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1c00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 343.893351][ T6221] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 343.905865][ T6251] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 343.932604][ T6258] loop4: detected capacity change from 0 to 264192 09:09:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030012, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 343.945069][ T6258] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 09:09:50 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x4800, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 343.997511][ T6251] loop1: detected capacity change from 0 to 264192 [ 344.014445][ T6267] loop5: detected capacity change from 0 to 5 [ 344.014450][ T6272] loop0: detected capacity change from 0 to 264192 [ 344.023142][ T6272] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 344.036276][ T6272] EXT4-fs (loop0): group descriptors corrupted! 09:09:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030013, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1d00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 344.046307][ T6267] EXT4-fs (loop5): unsupported descriptor size 0 [ 344.048568][ T6251] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 344.065371][ T6280] loop4: detected capacity change from 0 to 264192 09:09:50 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c2020000", 0x64, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 344.099237][ T6280] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 344.121986][ T6293] loop0: detected capacity change from 0 to 264192 [ 344.133361][ T6293] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 344.142609][ T6293] EXT4-fs (loop0): group descriptors corrupted! 09:09:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) [ 344.156010][ T6291] loop3: detected capacity change from 0 to 36 09:09:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030014, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1e00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 344.199815][ T6291] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:50 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x4c00, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 344.259849][ T6311] loop5: detected capacity change from 0 to 5 [ 344.266256][ T6310] loop4: detected capacity change from 0 to 264192 [ 344.279314][ T6311] EXT4-fs (loop5): unsupported descriptor size 0 [ 344.285486][ T6321] loop1: detected capacity change from 0 to 264192 [ 344.321841][ T6321] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 344.324297][ T6310] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 344.346114][ T6319] loop0: detected capacity change from 0 to 264192 [ 344.348866][ T6331] loop3: detected capacity change from 0 to 38 09:09:50 executing program 2: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)=0x0) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r3 = open(&(0x7f0000000780)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) fallocate(r2, 0x0, 0x0, 0x1000f4) r4 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280)={0xd4fa3fe959b9ad8}, 0xff7f) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800006, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fdatasync(r4) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x100000, r4, 0x9}) io_submit(r1, 0x45, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x1f00, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) 09:09:50 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b", 0x65, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) [ 344.363586][ T6319] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (38247!=0) [ 344.369212][ T6321] loop1: detected capacity change from 0 to 264192 [ 344.372830][ T6319] EXT4-fs (loop0): group descriptors corrupted! [ 344.400361][ T6331] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 09:09:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030015, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 344.422554][ T6321] EXT4-fs (loop1): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 344.462392][ T6346] loop5: detected capacity change from 0 to 5 09:09:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024", 0x29, 0x7e0}], 0x0, &(0x7f0000000380)) [ 344.478395][ T6346] EXT4-fs (loop5): unsupported descriptor size 0 [ 344.487325][ T6355] loop4: detected capacity change from 0 to 264192 [ 344.496594][ T6331] loop3: detected capacity change from 0 to 38 [ 344.504127][ T6331] isofs_fill_super: bread failed, dev=loop3, iso_blknum=16, block=32 [ 344.517447][ T6355] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 09:09:50 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1000002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b", 0x65, 0x400}, {&(0x7f0000010200)="05000000000000000000000000000000000000000401", 0x16, 0x560}], 0x0, &(0x7f0000000380)) 09:09:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8c030000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000140)={[{@i_version}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x1}}, {@resuid={'resuid', 0x3d, 0xee00}}, {@noquota}, {@inode_readahead_blks}]}) 09:09:50 executing program 3: syz_mount_image$iso9660(&(0x7f0000000280), &(0x7f00000002c0)='./file0\x00', 0x5800, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000002680)=ANY=[@ANYBLOB='check=strict,session=0']) [ 344.539341][ T6364] loop0: detected capacity