fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xff8, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 98.004671][ T8820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.014745][ T8820] Call Trace: [ 98.018046][ T8820] dump_stack+0x137/0x19d [ 98.022448][ T8820] should_fail+0x23c/0x250 [ 98.026886][ T8820] should_fail_usercopy+0x16/0x20 [ 98.032364][ T8820] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 98.033336][ T8833] loop4: detected capacity change from 0 to 16384 [ 98.038623][ T8820] generic_perform_write+0x1e4/0x3a0 [ 98.038657][ T8820] ? ext4_da_write_begin+0x820/0x820 [ 98.055816][ T8820] ext4_buffered_write_iter+0x2f2/0x3f0 [ 98.061454][ T8820] ext4_file_write_iter+0xd01/0x11d0 [ 98.064253][ T8833] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 98.066803][ T8820] ? rw_verify_area+0x136/0x250 [ 98.066835][ T8820] vfs_write+0x69d/0x770 [ 98.066851][ T8820] ksys_write+0xce/0x180 [ 98.079076][ T8833] EXT4-fs (loop4): get root inode failed [ 98.083854][ T8820] __x64_sys_write+0x3e/0x50 [ 98.083880][ T8820] do_syscall_64+0x4a/0x90 [ 98.088231][ T8833] EXT4-fs (loop4): mount failed [ 98.092662][ T8820] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.092690][ T8820] RIP: 0033:0x4665d9 [ 98.092704][ T8820] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 98.092720][ T8820] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.152412][ T8820] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 19:05:36 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655f", 0x30, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 98.160415][ T8820] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 98.168582][ T8820] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.177365][ T8820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.185621][ T8820] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:36 executing program 5 (fault-call:9 fault-nth:11): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:36 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f01", 0x35, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:36 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {0x0, 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:36 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xd, 0x43408) [ 98.276139][ T8857] loop0: detected capacity change from 0 to 4 [ 98.282573][ T8863] loop2: detected capacity change from 0 to 16384 [ 98.289375][ T8858] loop3: detected capacity change from 0 to 16384 [ 98.302165][ T8857] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 98.310806][ T8854] FAULT_INJECTION: forcing a failure. [ 98.310806][ T8854] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.320035][ T8862] loop4: detected capacity change from 0 to 16384 [ 98.324241][ T8854] CPU: 1 PID: 8854 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 98.341503][ T8854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.351711][ T8854] Call Trace: [ 98.354990][ T8854] dump_stack+0x137/0x19d [ 98.359322][ T8854] should_fail+0x23c/0x250 [ 98.363815][ T8854] __alloc_pages+0x102/0x320 [ 98.368397][ T8854] alloc_pages+0x21d/0x310 [ 98.372916][ T8854] __page_cache_alloc+0x4d/0xf0 [ 98.377763][ T8854] pagecache_get_page+0x5f4/0x900 [ 98.383215][ T8854] grab_cache_page_write_begin+0x3f/0x70 [ 98.389475][ T8854] ext4_da_write_begin+0x305/0x820 [ 98.395327][ T8854] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 98.401313][ T8854] generic_perform_write+0x196/0x3a0 [ 98.407583][ T8854] ? ext4_da_write_begin+0x820/0x820 [ 98.413915][ T8854] ext4_buffered_write_iter+0x2f2/0x3f0 [ 98.419716][ T8854] ext4_file_write_iter+0xd01/0x11d0 [ 98.425190][ T8854] ? rw_verify_area+0x136/0x250 [ 98.430384][ T8854] vfs_write+0x69d/0x770 [ 98.435707][ T8854] ksys_write+0xce/0x180 [ 98.439970][ T8854] __x64_sys_write+0x3e/0x50 [ 98.444803][ T8854] do_syscall_64+0x4a/0x90 [ 98.449549][ T8854] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.455817][ T8854] RIP: 0033:0x4665d9 [ 98.460153][ T8854] 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 [ 98.481944][ T8854] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.491066][ T8854] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 98.501218][ T8854] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 98.510316][ T8854] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.518846][ T8854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 19:05:36 executing program 5 (fault-call:9 fault-nth:12): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 98.527344][ T8854] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 98.546141][ T8863] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 98.559020][ T8863] EXT4-fs (loop2): get root inode failed [ 98.563902][ T8862] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 98.565350][ T8863] EXT4-fs (loop2): mount failed 19:05:36 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655f", 0x30, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:36 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xff8, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:36 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {0x0, 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f01", 0x35, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:37 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xe, 0x43408) [ 98.675659][ T8890] loop0: detected capacity change from 0 to 4 [ 98.685658][ T8884] FAULT_INJECTION: forcing a failure. [ 98.685658][ T8884] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.698874][ T8884] CPU: 1 PID: 8884 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 98.707829][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.715820][ T8890] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 98.718256][ T8884] Call Trace: [ 98.718270][ T8884] dump_stack+0x137/0x19d [ 98.718298][ T8884] should_fail+0x23c/0x250 [ 98.725846][ T8901] loop2: detected capacity change from 0 to 16384 [ 98.728337][ T8884] should_fail_usercopy+0x16/0x20 [ 98.728367][ T8884] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 98.755051][ T8884] generic_perform_write+0x1e4/0x3a0 [ 98.760471][ T8884] ? ext4_da_write_begin+0x820/0x820 [ 98.765980][ T8884] ext4_buffered_write_iter+0x2f2/0x3f0 [ 98.771618][ T8884] ext4_file_write_iter+0xd01/0x11d0 [ 98.776903][ T8884] ? rw_verify_area+0x136/0x250 [ 98.781785][ T8884] vfs_write+0x69d/0x770 [ 98.786161][ T8884] ksys_write+0xce/0x180 [ 98.790503][ T8884] __x64_sys_write+0x3e/0x50 [ 98.795091][ T8884] do_syscall_64+0x4a/0x90 [ 98.800655][ T8884] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.806648][ T8884] RIP: 0033:0x4665d9 [ 98.810545][ T8884] 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 [ 98.830191][ T8884] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.838602][ T8884] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 98.846742][ T8884] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 98.854718][ T8884] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.862682][ T8884] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.870751][ T8884] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 98.887608][ T8908] loop4: detected capacity change from 0 to 16384 [ 98.896061][ T8903] loop3: detected capacity change from 0 to 16384 19:05:37 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655f", 0x30, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:37 executing program 5 (fault-call:9 fault-nth:13): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 98.928475][ T8901] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 98.940576][ T8901] EXT4-fs (loop2): get root inode failed [ 98.946267][ T8901] EXT4-fs (loop2): mount failed 19:05:37 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xf, 0x43408) 19:05:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f01", 0x35, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:37 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffc, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:37 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {0x0, 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 99.024729][ T8935] loop0: detected capacity change from 0 to 4 [ 99.040207][ T8935] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 99.047471][ T8941] loop4: detected capacity change from 0 to 16384 [ 99.047630][ T8939] FAULT_INJECTION: forcing a failure. [ 99.047630][ T8939] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.062566][ T8941] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 99.067360][ T8939] CPU: 1 PID: 8939 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 99.080676][ T8948] loop2: detected capacity change from 0 to 16384 [ 99.083151][ T8939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.083166][ T8939] Call Trace: [ 99.083173][ T8939] dump_stack+0x137/0x19d [ 99.083203][ T8939] should_fail+0x23c/0x250 [ 99.111857][ T8939] __alloc_pages+0x102/0x320 [ 99.116547][ T8939] alloc_pages+0x21d/0x310 [ 99.120975][ T8939] __page_cache_alloc+0x4d/0xf0 [ 99.125827][ T8939] pagecache_get_page+0x5f4/0x900 [ 99.130917][ T8939] grab_cache_page_write_begin+0x3f/0x70 [ 99.136553][ T8939] ext4_da_write_begin+0x305/0x820 [ 99.141784][ T8939] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 99.147742][ T8939] generic_perform_write+0x196/0x3a0 [ 99.153036][ T8939] ? ext4_da_write_begin+0x820/0x820 [ 99.158341][ T8939] ext4_buffered_write_iter+0x2f2/0x3f0 [ 99.164004][ T8939] ext4_file_write_iter+0xd01/0x11d0 [ 99.169321][ T8939] ? rw_verify_area+0x136/0x250 [ 99.174175][ T8939] vfs_write+0x69d/0x770 [ 99.178587][ T8939] ksys_write+0xce/0x180 [ 99.182822][ T8939] __x64_sys_write+0x3e/0x50 [ 99.187412][ T8939] do_syscall_64+0x4a/0x90 [ 99.191940][ T8939] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.197910][ T8939] RIP: 0033:0x4665d9 [ 99.201892][ T8939] 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 [ 99.221639][ T8939] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.230203][ T8939] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 99.238278][ T8939] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 99.246294][ T8939] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.254388][ T8939] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.262685][ T8939] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:37 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100", 0x36, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 99.271700][ T8948] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 99.276264][ T8944] loop3: detected capacity change from 0 to 16384 [ 99.284040][ T8948] EXT4-fs (loop2): get root inode failed [ 99.296489][ T8948] EXT4-fs (loop2): mount failed 19:05:37 executing program 5 (fault-call:9 fault-nth:14): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff", 0x38, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 99.335448][ T8944] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:37 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x10, 0x43408) 19:05:37 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600), 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:37 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffc, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 99.399480][ T8973] loop0: detected capacity change from 0 to 4 [ 99.410551][ T8971] loop4: detected capacity change from 0 to 16384 [ 99.419942][ T8971] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 99.428799][ T8973] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 99.443586][ T8970] FAULT_INJECTION: forcing a failure. [ 99.443586][ T8970] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.449375][ T8985] loop2: detected capacity change from 0 to 16384 [ 99.456844][ T8970] CPU: 0 PID: 8970 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 99.456869][ T8970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.482463][ T8970] Call Trace: [ 99.485746][ T8970] dump_stack+0x137/0x19d [ 99.490099][ T8970] should_fail+0x23c/0x250 [ 99.494597][ T8970] should_fail_usercopy+0x16/0x20 [ 99.499889][ T8970] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 99.505988][ T8970] generic_perform_write+0x1e4/0x3a0 [ 99.511293][ T8970] ? ext4_da_write_begin+0x820/0x820 [ 99.516650][ T8970] ext4_buffered_write_iter+0x2f2/0x3f0 [ 99.522521][ T8970] ext4_file_write_iter+0xd01/0x11d0 [ 99.527885][ T8970] ? rw_verify_area+0x136/0x250 [ 99.533101][ T8970] vfs_write+0x69d/0x770 [ 99.537397][ T8970] ksys_write+0xce/0x180 [ 99.541721][ T8970] __x64_sys_write+0x3e/0x50 [ 99.546514][ T8970] do_syscall_64+0x4a/0x90 [ 99.550949][ T8970] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.556901][ T8970] RIP: 0033:0x4665d9 [ 99.560809][ T8970] 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 [ 99.580595][ T8970] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.589012][ T8970] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 19:05:37 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100", 0x36, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:37 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff", 0x38, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 99.596991][ T8970] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 99.604962][ T8970] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.612993][ T8970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.620969][ T8970] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 99.663458][ T8998] loop3: detected capacity change from 0 to 16384 [ 99.668072][ T8985] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 99.682227][ T8985] EXT4-fs (loop2): get root inode failed [ 99.688294][ T8985] EXT4-fs (loop2): mount failed [ 99.700244][ T9004] loop4: detected capacity change from 0 to 16384 19:05:38 executing program 5 (fault-call:9 fault-nth:15): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 99.708559][ T9004] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 99.716340][ T8998] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 99.729721][ T8998] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 80 vs 48 free clusters [ 99.736232][ T9008] loop0: detected capacity change from 0 to 4 19:05:38 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x11, 0x43408) 19:05:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600), 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 99.762120][ T9008] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:05:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff", 0x38, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:38 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffc, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 99.814561][ T9027] loop4: detected capacity change from 0 to 16384 [ 99.822783][ T9016] FAULT_INJECTION: forcing a failure. [ 99.822783][ T9016] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.823134][ T9027] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 99.836168][ T9016] CPU: 1 PID: 9016 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 99.851340][ T9016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.861495][ T9016] Call Trace: 19:05:38 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100", 0x36, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 99.864784][ T9016] dump_stack+0x137/0x19d [ 99.869217][ T9016] should_fail+0x23c/0x250 [ 99.873684][ T9016] __alloc_pages+0x102/0x320 [ 99.878436][ T9016] alloc_pages+0x21d/0x310 [ 99.881268][ T9034] loop0: detected capacity change from 0 to 4 [ 99.882937][ T9016] __page_cache_alloc+0x4d/0xf0 [ 99.882967][ T9016] pagecache_get_page+0x5f4/0x900 [ 99.883030][ T9016] grab_cache_page_write_begin+0x3f/0x70 [ 99.890938][ T9030] loop2: detected capacity change from 0 to 16384 [ 99.893959][ T9016] ext4_da_write_begin+0x305/0x820 [ 99.893992][ T9016] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 99.894012][ T9016] generic_perform_write+0x196/0x3a0 [ 99.903760][ T9034] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 99.905196][ T9016] ? ext4_da_write_begin+0x820/0x820 [ 99.940436][ T9016] ext4_buffered_write_iter+0x2f2/0x3f0 [ 99.946025][ T9016] ext4_file_write_iter+0xd01/0x11d0 [ 99.951418][ T9016] ? rw_verify_area+0x136/0x250 [ 99.956546][ T9016] vfs_write+0x69d/0x770 [ 99.960784][ T9016] ksys_write+0xce/0x180 [ 99.965037][ T9016] __x64_sys_write+0x3e/0x50 [ 99.969627][ T9016] do_syscall_64+0x4a/0x90 [ 99.974046][ T9016] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.979964][ T9016] RIP: 0033:0x4665d9 [ 99.983863][ T9016] 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 [ 100.003465][ T9016] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.011874][ T9016] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 100.019835][ T9016] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 100.027797][ T9016] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.036165][ T9016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.044138][ T9016] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:38 executing program 5 (fault-call:9 fault-nth:16): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 100.058691][ T9030] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 100.072160][ T9030] EXT4-fs (loop2): get root inode failed [ 100.078077][ T9030] EXT4-fs (loop2): mount failed 19:05:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:38 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600), 0x0, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:38 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x12, 0x43408) [ 100.143911][ T9051] loop3: detected capacity change from 0 to 16384 [ 100.161997][ T9056] loop4: detected capacity change from 0 to 16384 [ 100.168232][ T9058] loop0: detected capacity change from 0 to 4 [ 100.176571][ T9056] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 100.183905][ T9051] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 100.200109][ T9066] loop2: detected capacity change from 0 to 16384 [ 100.207207][ T9058] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 100.226481][ T9053] FAULT_INJECTION: forcing a failure. [ 100.226481][ T9053] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 100.239760][ T9053] CPU: 1 PID: 9053 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 100.249052][ T9053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.259344][ T9053] Call Trace: [ 100.262666][ T9053] dump_stack+0x137/0x19d [ 100.267069][ T9053] should_fail+0x23c/0x250 [ 100.271043][ T9051] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 80 vs 48 free clusters [ 100.271517][ T9053] should_fail_usercopy+0x16/0x20 [ 100.290822][ T9053] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 100.297027][ T9053] generic_perform_write+0x1e4/0x3a0 [ 100.302426][ T9053] ? ext4_da_write_begin+0x820/0x820 [ 100.307785][ T9053] ext4_buffered_write_iter+0x2f2/0x3f0 [ 100.313369][ T9053] ext4_file_write_iter+0xd01/0x11d0 [ 100.318816][ T9053] ? rw_verify_area+0x136/0x250 [ 100.323842][ T9053] vfs_write+0x69d/0x770 [ 100.328087][ T9053] ksys_write+0xce/0x180 [ 100.332807][ T9053] __x64_sys_write+0x3e/0x50 [ 100.337404][ T9053] do_syscall_64+0x4a/0x90 [ 100.341859][ T9053] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.347762][ T9053] RIP: 0033:0x4665d9 [ 100.351659][ T9053] 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 [ 100.371419][ T9053] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.379961][ T9053] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 19:05:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 100.388087][ T9053] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 100.396122][ T9053] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.404351][ T9053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.412338][ T9053] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 100.431255][ T9066] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated 19:05:38 executing program 5 (fault-call:9 fault-nth:17): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:38 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffe, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf465", 0xf, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 100.443450][ T9066] EXT4-fs (loop2): get root inode failed [ 100.449224][ T9066] EXT4-fs (loop2): mount failed [ 100.455812][ T9082] loop4: detected capacity change from 0 to 16384 [ 100.468485][ T9082] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 19:05:38 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x13, 0x43408) [ 100.547068][ T9089] FAULT_INJECTION: forcing a failure. [ 100.547068][ T9089] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.560588][ T9089] CPU: 1 PID: 9089 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 100.569287][ T9089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.579456][ T9089] Call Trace: [ 100.582842][ T9089] dump_stack+0x137/0x19d [ 100.587242][ T9089] should_fail+0x23c/0x250 [ 100.591701][ T9089] __alloc_pages+0x102/0x320 [ 100.594953][ T9102] loop0: detected capacity change from 0 to 4 [ 100.596414][ T9089] alloc_pages+0x21d/0x310 [ 100.596439][ T9089] __page_cache_alloc+0x4d/0xf0 [ 100.611881][ T9089] pagecache_get_page+0x5f4/0x900 [ 100.616948][ T9089] grab_cache_page_write_begin+0x3f/0x70 [ 100.622693][ T9089] ext4_da_write_begin+0x305/0x820 [ 100.627931][ T9089] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 100.633853][ T9089] generic_perform_write+0x196/0x3a0 [ 100.639181][ T9089] ? ext4_da_write_begin+0x820/0x820 [ 100.644469][ T9089] ext4_buffered_write_iter+0x2f2/0x3f0 [ 100.650180][ T9089] ext4_file_write_iter+0xd01/0x11d0 [ 100.655462][ T9089] ? rw_verify_area+0x136/0x250 [ 100.660396][ T9089] vfs_write+0x69d/0x770 [ 100.664713][ T9089] ksys_write+0xce/0x180 [ 100.668946][ T9089] __x64_sys_write+0x3e/0x50 [ 100.673527][ T9089] do_syscall_64+0x4a/0x90 [ 100.678373][ T9089] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.684935][ T9089] RIP: 0033:0x4665d9 [ 100.689532][ T9089] 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 [ 100.710098][ T9089] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.719215][ T9089] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 100.728627][ T9089] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 100.737180][ T9089] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:38 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 100.745317][ T9089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.753633][ T9089] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 100.766087][ T9102] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 100.783026][ T9109] loop2: detected capacity change from 0 to 16384 19:05:39 executing program 5 (fault-call:9 fault-nth:18): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 100.795034][ T9107] loop3: detected capacity change from 0 to 16384 19:05:39 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 100.825926][ T9109] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 100.840172][ T9109] EXT4-fs (loop2): get root inode failed [ 100.846145][ T9109] EXT4-fs (loop2): mount failed [ 100.853952][ T9116] loop4: detected capacity change from 0 to 16384 [ 100.867649][ T9130] loop0: detected capacity change from 0 to 4 [ 100.871280][ T9107] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 100.889920][ T9116] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 100.909363][ T9107] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 64 vs 48 free clusters 19:05:39 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x14, 0x43408) 19:05:39 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffe, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 100.928238][ T9130] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 100.946817][ T9131] FAULT_INJECTION: forcing a failure. [ 100.946817][ T9131] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 100.960314][ T9131] CPU: 1 PID: 9131 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 19:05:39 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf465", 0xf, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 100.970167][ T9131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.982517][ T9131] Call Trace: [ 100.986186][ T9131] dump_stack+0x137/0x19d [ 100.990871][ T9131] should_fail+0x23c/0x250 [ 100.995754][ T9131] should_fail_usercopy+0x16/0x20 [ 101.001844][ T9131] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 101.008340][ T9131] generic_perform_write+0x1e4/0x3a0 [ 101.013875][ T9131] ? ext4_da_write_begin+0x820/0x820 [ 101.019381][ T9131] ext4_buffered_write_iter+0x2f2/0x3f0 [ 101.025018][ T9131] ext4_file_write_iter+0xd01/0x11d0 [ 101.030707][ T9131] ? rw_verify_area+0x136/0x250 [ 101.036143][ T9131] vfs_write+0x69d/0x770 [ 101.040830][ T9131] ksys_write+0xce/0x180 [ 101.045601][ T9131] __x64_sys_write+0x3e/0x50 [ 101.050336][ T9131] do_syscall_64+0x4a/0x90 [ 101.054872][ T9131] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.060911][ T9131] RIP: 0033:0x4665d9 [ 101.065024][ T9131] 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 [ 101.087085][ T9131] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 101.096189][ T9131] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 101.104705][ T9131] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 101.113877][ T9131] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:39 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef01", 0x3b, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:39 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x15, 0x43408) [ 101.123719][ T9131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.131893][ T9131] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:39 executing program 5 (fault-call:9 fault-nth:19): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 101.193499][ T9150] loop2: detected capacity change from 0 to 16384 [ 101.222503][ T9169] loop4: detected capacity change from 0 to 16384 [ 101.222510][ T9160] loop3: detected capacity change from 0 to 16384 [ 101.230475][ T9163] loop0: detected capacity change from 0 to 4 [ 101.247183][ T9160] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 101.260931][ T9150] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 101.262245][ T9163] EXT4-fs (loop0): Unrecognized mount option "¦‹`1¿ ã`û<ÑçIôfo‰¼¥r›¯/š1" or missing value [ 101.273028][ T9150] EXT4-fs (loop2): get root inode failed [ 101.288891][ T9150] EXT4-fs (loop2): mount failed [ 101.296554][ T9169] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 101.309736][ T9171] FAULT_INJECTION: forcing a failure. [ 101.309736][ T9171] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.323316][ T9171] CPU: 0 PID: 9171 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 101.332052][ T9171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.342114][ T9171] Call Trace: [ 101.345415][ T9171] dump_stack+0x137/0x19d [ 101.349805][ T9171] should_fail+0x23c/0x250 [ 101.354211][ T9171] __alloc_pages+0x102/0x320 [ 101.358790][ T9171] alloc_pages+0x21d/0x310 [ 101.363198][ T9171] __page_cache_alloc+0x4d/0xf0 [ 101.368040][ T9171] pagecache_get_page+0x5f4/0x900 [ 101.373322][ T9171] grab_cache_page_write_begin+0x3f/0x70 [ 101.379044][ T9171] ext4_da_write_begin+0x305/0x820 [ 101.384195][ T9171] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 101.390332][ T9171] generic_perform_write+0x196/0x3a0 [ 101.395622][ T9171] ? ext4_da_write_begin+0x820/0x820 [ 101.400900][ T9171] ext4_buffered_write_iter+0x2f2/0x3f0 [ 101.406856][ T9171] ext4_file_write_iter+0xd01/0x11d0 [ 101.412356][ T9171] ? rw_verify_area+0x136/0x250 [ 101.417471][ T9171] vfs_write+0x69d/0x770 [ 101.421720][ T9171] ksys_write+0xce/0x180 [ 101.425951][ T9171] __x64_sys_write+0x3e/0x50 [ 101.430532][ T9171] do_syscall_64+0x4a/0x90 [ 101.435029][ T9171] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.441014][ T9171] RIP: 0033:0x4665d9 [ 101.445001][ T9171] 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 [ 101.464602][ T9171] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 101.473151][ T9171] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 101.481286][ T9171] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 101.489252][ T9171] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:39 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:39 executing program 5 (fault-call:9 fault-nth:20): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 101.497216][ T9171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.505600][ T9171] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 101.523332][ T9160] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 64 vs 48 free clusters [ 101.538051][ T9185] loop0: detected capacity change from 0 to 4 19:05:39 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf465", 0xf, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 101.572554][ T9185] EXT4-fs (loop0): Unrecognized mount option "¦‹`1¿ ã`û<ÑçIôfo‰¼¥r›¯/š1" or missing value 19:05:39 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xffe, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 101.613122][ T9196] loop4: detected capacity change from 0 to 16384 [ 101.615929][ T9200] loop2: detected capacity change from 0 to 16384 [ 101.627718][ T9196] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 101.645289][ T9200] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 101.657450][ T9200] EXT4-fs (loop2): get root inode failed [ 101.659969][ T9197] FAULT_INJECTION: forcing a failure. [ 101.659969][ T9197] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 101.663249][ T9200] EXT4-fs (loop2): mount failed [ 101.676748][ T9197] CPU: 1 PID: 9197 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 101.690551][ T9197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.700997][ T9197] Call Trace: [ 101.704292][ T9197] dump_stack+0x137/0x19d [ 101.708811][ T9197] should_fail+0x23c/0x250 [ 101.713240][ T9197] should_fail_usercopy+0x16/0x20 [ 101.718349][ T9197] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 101.724772][ T9197] generic_perform_write+0x1e4/0x3a0 [ 101.730313][ T9197] ? ext4_da_write_begin+0x820/0x820 [ 101.735947][ T9197] ext4_buffered_write_iter+0x2f2/0x3f0 [ 101.741616][ T9197] ext4_file_write_iter+0xd01/0x11d0 [ 101.747305][ T9197] ? rw_verify_area+0x136/0x250 [ 101.752374][ T9197] vfs_write+0x69d/0x770 [ 101.756697][ T9197] ksys_write+0xce/0x180 [ 101.760942][ T9197] __x64_sys_write+0x3e/0x50 [ 101.765701][ T9197] do_syscall_64+0x4a/0x90 [ 101.770241][ T9197] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.776351][ T9197] RIP: 0033:0x4665d9 [ 101.781100][ T9197] 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 [ 101.801877][ T9197] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 19:05:40 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x16, 0x43408) [ 101.810384][ T9197] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 101.818577][ T9197] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 101.826657][ T9197] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.834623][ T9197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.842866][ T9197] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:40 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000", 0x16, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:40 executing program 5 (fault-call:9 fault-nth:21): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 101.935630][ T9224] loop3: detected capacity change from 0 to 16384 [ 101.942179][ T9223] loop0: detected capacity change from 0 to 4 [ 101.953931][ T9223] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 101.955065][ T9231] loop2: detected capacity change from 0 to 16384 [ 101.967773][ T9235] loop4: detected capacity change from 0 to 16384 [ 101.979215][ T9235] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 101.998935][ T9239] FAULT_INJECTION: forcing a failure. [ 101.998935][ T9239] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.012313][ T9239] CPU: 1 PID: 9239 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 102.012716][ T9224] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 102.021001][ T9239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.021018][ T9239] Call Trace: 19:05:40 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 102.021025][ T9239] dump_stack+0x137/0x19d [ 102.032788][ T9231] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 102.042480][ T9239] should_fail+0x23c/0x250 [ 102.042507][ T9239] __alloc_pages+0x102/0x320 [ 102.042524][ T9239] alloc_pages+0x21d/0x310 [ 102.042540][ T9239] __page_cache_alloc+0x4d/0xf0 [ 102.045845][ T9231] EXT4-fs (loop2): get root inode failed [ 102.050162][ T9239] pagecache_get_page+0x5f4/0x900 [ 102.062519][ T9231] EXT4-fs (loop2): mount failed 19:05:40 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xfff, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 102.066906][ T9239] grab_cache_page_write_begin+0x3f/0x70 [ 102.102398][ T9224] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1140: group 0, [ 102.102909][ T9239] ext4_da_write_begin+0x305/0x820 [ 102.102926][ T9224] block bitmap and bg descriptor inconsistent: 64 vs 48 free clusters [ 102.102947][ T9239] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 102.130439][ T9250] loop0: detected capacity change from 0 to 4 [ 102.131055][ T9239] generic_perform_write+0x196/0x3a0 [ 102.142622][ T9239] ? ext4_da_write_begin+0x820/0x820 [ 102.148027][ T9239] ext4_buffered_write_iter+0x2f2/0x3f0 [ 102.153692][ T9239] ext4_file_write_iter+0xd01/0x11d0 [ 102.159282][ T9239] ? rw_verify_area+0x136/0x250 [ 102.164190][ T9239] vfs_write+0x69d/0x770 [ 102.168429][ T9239] ksys_write+0xce/0x180 [ 102.172658][ T9239] __x64_sys_write+0x3e/0x50 [ 102.177354][ T9239] do_syscall_64+0x4a/0x90 [ 102.181832][ T9239] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.187895][ T9239] RIP: 0033:0x4665d9 [ 102.191983][ T9239] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 102.211847][ T9239] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.220254][ T9239] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 102.228253][ T9239] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 102.236219][ T9239] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:40 executing program 5 (fault-call:9 fault-nth:22): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000", 0x16, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 102.244191][ T9239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.252345][ T9239] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 102.275235][ T9250] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 102.345980][ T9263] FAULT_INJECTION: forcing a failure. [ 102.345980][ T9263] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 102.350708][ T9269] loop3: detected capacity change from 0 to 16384 [ 102.359516][ T9263] CPU: 1 PID: 9263 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 102.374595][ T9263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.385416][ T9263] Call Trace: [ 102.388704][ T9263] dump_stack+0x137/0x19d [ 102.393048][ T9263] should_fail+0x23c/0x250 [ 102.397488][ T9263] should_fail_usercopy+0x16/0x20 [ 102.402580][ T9263] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 102.408700][ T9263] generic_perform_write+0x1e4/0x3a0 [ 102.414534][ T9263] ? ext4_da_write_begin+0x820/0x820 [ 102.419816][ T9263] ext4_buffered_write_iter+0x2f2/0x3f0 [ 102.425402][ T9263] ext4_file_write_iter+0xd01/0x11d0 [ 102.430771][ T9263] ? rw_verify_area+0x136/0x250 [ 102.435622][ T9263] vfs_write+0x69d/0x770 [ 102.439928][ T9263] ksys_write+0xce/0x180 [ 102.444203][ T9263] __x64_sys_write+0x3e/0x50 [ 102.449215][ T9263] do_syscall_64+0x4a/0x90 [ 102.453747][ T9263] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.459678][ T9263] RIP: 0033:0x4665d9 [ 102.463562][ T9263] 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 [ 102.483517][ T9263] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.492079][ T9263] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 102.500232][ T9263] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 102.508557][ T9263] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.516806][ T9263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.524857][ T9263] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:40 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x17, 0x43408) 19:05:40 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53", 0x39, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 102.536501][ T9269] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 102.558123][ T9272] loop2: detected capacity change from 0 to 16384 [ 102.567102][ T9284] loop4: detected capacity change from 0 to 16384 [ 102.574950][ T9285] loop0: detected capacity change from 0 to 4 19:05:40 executing program 5 (fault-call:9 fault-nth:23): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:40 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xfff, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 102.593251][ T9285] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 102.606206][ T9284] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 102.618532][ T9284] EXT4-fs (loop4): get root inode failed [ 102.624210][ T9284] EXT4-fs (loop4): mount failed 19:05:41 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000", 0x16, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:41 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 102.693924][ T9298] FAULT_INJECTION: forcing a failure. [ 102.693924][ T9298] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.703606][ T9309] loop3: detected capacity change from 0 to 16384 [ 102.707399][ T9298] CPU: 1 PID: 9298 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 102.723000][ T9298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.733105][ T9298] Call Trace: [ 102.736384][ T9298] dump_stack+0x137/0x19d [ 102.740774][ T9298] should_fail+0x23c/0x250 [ 102.745281][ T9298] __alloc_pages+0x102/0x320 [ 102.750421][ T9298] alloc_pages+0x21d/0x310 [ 102.754988][ T9298] __page_cache_alloc+0x4d/0xf0 [ 102.760005][ T9298] pagecache_get_page+0x5f4/0x900 [ 102.765106][ T9298] grab_cache_page_write_begin+0x3f/0x70 [ 102.771179][ T9298] ext4_da_write_begin+0x305/0x820 [ 102.776397][ T9298] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 102.782385][ T9298] generic_perform_write+0x196/0x3a0 [ 102.787794][ T9298] ? ext4_da_write_begin+0x820/0x820 [ 102.793130][ T9298] ext4_buffered_write_iter+0x2f2/0x3f0 [ 102.798789][ T9298] ext4_file_write_iter+0xd01/0x11d0 [ 102.804384][ T9298] ? rw_verify_area+0x136/0x250 [ 102.809577][ T9298] vfs_write+0x69d/0x770 [ 102.813860][ T9298] ksys_write+0xce/0x180 [ 102.818193][ T9298] __x64_sys_write+0x3e/0x50 [ 102.822793][ T9298] do_syscall_64+0x4a/0x90 [ 102.827239][ T9298] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.833223][ T9298] RIP: 0033:0x4665d9 [ 102.837114][ T9298] 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 [ 102.856912][ T9298] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.865805][ T9298] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 102.873778][ T9298] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 102.881758][ T9298] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:41 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x18, 0x43408) [ 102.889740][ T9298] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.897918][ T9298] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 102.915215][ T9316] loop0: detected capacity change from 0 to 4 [ 102.921642][ T9315] loop4: detected capacity change from 0 to 16384 19:05:41 executing program 5 (fault-call:9 fault-nth:24): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 102.942535][ T9316] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 102.954559][ T9320] loop2: detected capacity change from 0 to 16384 [ 102.957470][ T9309] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 102.961337][ T9315] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 102.984401][ T9315] EXT4-fs (loop4): get root inode failed [ 102.990056][ T9315] EXT4-fs (loop4): mount failed 19:05:41 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0xfff, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:41 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 103.005862][ T9320] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 103.018378][ T9320] EXT4-fs (loop2): get root inode failed [ 103.024033][ T9320] EXT4-fs (loop2): mount failed 19:05:41 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x19, 0x43408) 19:05:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 103.083295][ T9337] FAULT_INJECTION: forcing a failure. [ 103.083295][ T9337] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.096551][ T9337] CPU: 1 PID: 9337 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 103.105268][ T9337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.109550][ T9350] loop3: detected capacity change from 0 to 16384 [ 103.115346][ T9337] Call Trace: [ 103.115359][ T9337] dump_stack+0x137/0x19d [ 103.115384][ T9337] should_fail+0x23c/0x250 [ 103.125647][ T9351] loop4: detected capacity change from 0 to 16384 [ 103.129438][ T9337] should_fail_usercopy+0x16/0x20 [ 103.145546][ T9337] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 103.151623][ T9337] generic_perform_write+0x1e4/0x3a0 [ 103.156918][ T9337] ? ext4_da_write_begin+0x820/0x820 [ 103.162201][ T9337] ext4_buffered_write_iter+0x2f2/0x3f0 [ 103.167876][ T9337] ext4_file_write_iter+0xd01/0x11d0 [ 103.173162][ T9337] ? rw_verify_area+0x136/0x250 [ 103.178099][ T9337] vfs_write+0x69d/0x770 [ 103.182364][ T9337] ksys_write+0xce/0x180 [ 103.186670][ T9337] __x64_sys_write+0x3e/0x50 [ 103.191291][ T9337] do_syscall_64+0x4a/0x90 [ 103.195773][ T9337] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.201693][ T9337] RIP: 0033:0x4665d9 [ 103.205581][ T9337] 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 [ 103.225360][ T9337] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 103.233820][ T9337] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 103.241992][ T9337] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 103.249958][ T9337] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.257924][ T9337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 103.265930][ T9337] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:41 executing program 5 (fault-call:9 fault-nth:25): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:41 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000", 0x1a, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 103.281878][ T9358] loop0: detected capacity change from 0 to 4 [ 103.295219][ T9350] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 103.300452][ T9358] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:05:41 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) 19:05:41 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 103.387589][ T9375] loop2: detected capacity change from 0 to 16384 [ 103.394618][ T9378] loop0: detected capacity change from 0 to 4 [ 103.397292][ T9374] loop4: detected capacity change from 0 to 16384 [ 103.408812][ T9371] FAULT_INJECTION: forcing a failure. [ 103.408812][ T9371] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.422290][ T9371] CPU: 1 PID: 9371 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 103.430978][ T9371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.441120][ T9371] Call Trace: [ 103.444454][ T9371] dump_stack+0x137/0x19d [ 103.448819][ T9371] should_fail+0x23c/0x250 [ 103.453274][ T9371] __alloc_pages+0x102/0x320 [ 103.458029][ T9371] alloc_pages+0x21d/0x310 [ 103.462489][ T9371] __page_cache_alloc+0x4d/0xf0 [ 103.467369][ T9371] pagecache_get_page+0x5f4/0x900 [ 103.469594][ T9378] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 103.472436][ T9371] grab_cache_page_write_begin+0x3f/0x70 [ 103.472470][ T9371] ext4_da_write_begin+0x305/0x820 [ 103.486396][ T9375] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 103.489768][ T9371] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 103.489796][ T9371] generic_perform_write+0x196/0x3a0 [ 103.501839][ T9375] EXT4-fs (loop2): get root inode failed [ 103.507802][ T9371] ? ext4_da_write_begin+0x820/0x820 [ 103.507832][ T9371] ext4_buffered_write_iter+0x2f2/0x3f0 [ 103.507856][ T9371] ext4_file_write_iter+0xd01/0x11d0 [ 103.513235][ T9375] EXT4-fs (loop2): mount failed [ 103.518966][ T9371] ? rw_verify_area+0x136/0x250 [ 103.545262][ T9371] vfs_write+0x69d/0x770 [ 103.549587][ T9371] ksys_write+0xce/0x180 [ 103.553825][ T9371] __x64_sys_write+0x3e/0x50 [ 103.558556][ T9371] do_syscall_64+0x4a/0x90 [ 103.563077][ T9371] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.569796][ T9371] RIP: 0033:0x4665d9 [ 103.573954][ T9371] 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 [ 103.594920][ T9371] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 103.603513][ T9371] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 103.611480][ T9371] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 103.619638][ T9371] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.628331][ T9371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 19:05:41 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1a, 0x43408) 19:05:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:42 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, 0x0) [ 103.637048][ T9371] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:42 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000", 0x1a, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:42 executing program 5 (fault-call:9 fault-nth:26): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 103.682778][ T9397] loop3: detected capacity change from 0 to 16384 [ 103.693512][ T9397] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 103.724338][ T9404] loop2: detected capacity change from 0 to 16384 [ 103.727360][ T9407] loop0: detected capacity change from 0 to 4 [ 103.757865][ T9405] FAULT_INJECTION: forcing a failure. [ 103.757865][ T9405] name fail_usercopy, interval 1, probability 0, space 0, times 0 19:05:42 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:42 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, 0x0) [ 103.771160][ T9405] CPU: 1 PID: 9405 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 103.779874][ T9405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.790351][ T9405] Call Trace: [ 103.793647][ T9405] dump_stack+0x137/0x19d [ 103.797992][ T9405] should_fail+0x23c/0x250 [ 103.802728][ T9405] should_fail_usercopy+0x16/0x20 [ 103.806493][ T9404] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated 19:05:42 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000", 0x1a, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 103.807878][ T9405] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 103.819947][ T9404] EXT4-fs (loop2): get root inode failed [ 103.825944][ T9405] generic_perform_write+0x1e4/0x3a0 [ 103.831768][ T9404] EXT4-fs (loop2): mount failed [ 103.837158][ T9405] ? ext4_da_write_begin+0x820/0x820 [ 103.847309][ T9405] ext4_buffered_write_iter+0x2f2/0x3f0 [ 103.852905][ T9405] ext4_file_write_iter+0xd01/0x11d0 [ 103.858240][ T9405] ? rw_verify_area+0x136/0x250 [ 103.863120][ T9405] vfs_write+0x69d/0x770 [ 103.867373][ T9405] ksys_write+0xce/0x180 [ 103.871628][ T9405] __x64_sys_write+0x3e/0x50 [ 103.873728][ T9420] loop3: detected capacity change from 0 to 16384 [ 103.876235][ T9405] do_syscall_64+0x4a/0x90 [ 103.876262][ T9405] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.876283][ T9405] RIP: 0033:0x4665d9 [ 103.876297][ T9405] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 103.882849][ T9422] loop4: detected capacity change from 0 to 16384 19:05:42 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 103.887111][ T9405] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 103.887136][ T9405] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 103.918483][ T9420] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 103.923486][ T9405] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 103.923501][ T9405] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.962930][ T9405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 19:05:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:42 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1b, 0x43408) 19:05:42 executing program 5 (fault-call:9 fault-nth:27): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 103.971294][ T9405] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:42 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.016138][ T9438] loop3: detected capacity change from 0 to 16384 [ 104.021427][ T9437] loop2: detected capacity change from 0 to 16384 [ 104.024090][ T9438] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 104.076767][ T9453] loop0: detected capacity change from 0 to 4 [ 104.083656][ T9437] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 104.095908][ T9437] EXT4-fs (loop2): get root inode failed [ 104.097064][ T9450] FAULT_INJECTION: forcing a failure. [ 104.097064][ T9450] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.101543][ T9437] EXT4-fs (loop2): mount failed 19:05:42 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000000000000400", 0x1c, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.119694][ T9450] CPU: 1 PID: 9450 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 104.128414][ T9450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.138477][ T9450] Call Trace: [ 104.141760][ T9450] dump_stack+0x137/0x19d [ 104.146105][ T9450] should_fail+0x23c/0x250 [ 104.150877][ T9450] __alloc_pages+0x102/0x320 [ 104.155475][ T9450] alloc_pages+0x21d/0x310 [ 104.159990][ T9450] __page_cache_alloc+0x4d/0xf0 [ 104.164928][ T9450] pagecache_get_page+0x5f4/0x900 [ 104.169950][ T9450] grab_cache_page_write_begin+0x3f/0x70 [ 104.175581][ T9450] ext4_da_write_begin+0x305/0x820 [ 104.180750][ T9450] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 104.187084][ T9450] generic_perform_write+0x196/0x3a0 [ 104.192385][ T9450] ? ext4_da_write_begin+0x820/0x820 [ 104.197840][ T9450] ext4_buffered_write_iter+0x2f2/0x3f0 [ 104.203554][ T9450] ext4_file_write_iter+0xd01/0x11d0 [ 104.208852][ T9450] ? rw_verify_area+0x136/0x250 [ 104.213702][ T9450] vfs_write+0x69d/0x770 [ 104.218018][ T9450] ksys_write+0xce/0x180 [ 104.222261][ T9450] __x64_sys_write+0x3e/0x50 [ 104.226913][ T9450] do_syscall_64+0x4a/0x90 [ 104.231486][ T9450] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.237466][ T9450] RIP: 0033:0x4665d9 [ 104.241374][ T9450] 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 [ 104.261269][ T9450] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 104.269681][ T9450] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 104.277992][ T9450] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 104.285961][ T9450] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.293996][ T9450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 104.301981][ T9450] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 104.319785][ T9458] loop4: detected capacity change from 0 to 16384 19:05:42 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, 0x0) 19:05:42 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1c, 0x43408) 19:05:42 executing program 5 (fault-call:9 fault-nth:28): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 104.328102][ T9455] loop3: detected capacity change from 0 to 16384 19:05:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:42 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.371445][ T9470] loop2: detected capacity change from 0 to 16384 [ 104.397124][ T9470] EXT4-fs (loop2): corrupt root inode, run e2fsck [ 104.427194][ T9491] loop4: detected capacity change from 0 to 16384 [ 104.427925][ T9470] EXT4-fs (loop2): mount failed [ 104.441682][ T9493] loop0: detected capacity change from 0 to 4 [ 104.455468][ T9483] FAULT_INJECTION: forcing a failure. [ 104.455468][ T9483] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.468656][ T9483] CPU: 1 PID: 9483 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 104.477344][ T9483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.487434][ T9483] Call Trace: [ 104.490793][ T9483] dump_stack+0x137/0x19d [ 104.495246][ T9483] should_fail+0x23c/0x250 [ 104.497454][ T9491] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 104.499810][ T9483] should_fail_usercopy+0x16/0x20 [ 104.499841][ T9483] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 104.512005][ T9491] EXT4-fs (loop4): get root inode failed [ 104.516968][ T9483] generic_perform_write+0x1e4/0x3a0 [ 104.517003][ T9483] ? ext4_da_write_begin+0x820/0x820 [ 104.523184][ T9491] EXT4-fs (loop4): mount failed [ 104.528795][ T9483] ext4_buffered_write_iter+0x2f2/0x3f0 [ 104.539412][ T9500] loop3: detected capacity change from 0 to 16384 [ 104.539474][ T9483] ext4_file_write_iter+0xd01/0x11d0 [ 104.546704][ T9500] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 104.549932][ T9483] ? rw_verify_area+0x136/0x250 [ 104.549964][ T9483] vfs_write+0x69d/0x770 [ 104.556398][ T9500] EXT4-fs (loop3): group descriptors corrupted! [ 104.561908][ T9483] ksys_write+0xce/0x180 [ 104.592047][ T9483] __x64_sys_write+0x3e/0x50 [ 104.596665][ T9483] do_syscall_64+0x4a/0x90 [ 104.601088][ T9483] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.607450][ T9483] RIP: 0033:0x4665d9 [ 104.611520][ T9483] 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 [ 104.631527][ T9483] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 104.640025][ T9483] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 104.648285][ T9483] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 104.656250][ T9483] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.664427][ T9483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 19:05:43 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000000000000400", 0x1c, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.672435][ T9483] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:43 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:43 executing program 5 (fault-call:9 fault-nth:29): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:43 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.702089][ T9509] loop2: detected capacity change from 0 to 16384 [ 104.724973][ T9509] EXT4-fs (loop2): corrupt root inode, run e2fsck [ 104.731444][ T9509] EXT4-fs (loop2): mount failed 19:05:43 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1d, 0x43408) [ 104.773470][ T9525] loop4: detected capacity change from 0 to 16384 19:05:43 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f0000000000000400", 0x1c, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 104.813231][ T9525] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 104.819772][ T9531] loop3: detected capacity change from 0 to 16384 [ 104.826270][ T9525] EXT4-fs (loop4): get root inode failed [ 104.826285][ T9525] EXT4-fs (loop4): mount failed [ 104.853480][ T9536] loop0: detected capacity change from 0 to 4 19:05:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 104.871822][ T9536] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 104.885453][ T9534] FAULT_INJECTION: forcing a failure. [ 104.885453][ T9534] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.899309][ T9534] CPU: 0 PID: 9534 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 104.908013][ T9534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.918166][ T9534] Call Trace: [ 104.921453][ T9534] dump_stack+0x137/0x19d [ 104.925788][ T9534] should_fail+0x23c/0x250 [ 104.930205][ T9534] __alloc_pages+0x102/0x320 [ 104.934924][ T9534] alloc_pages+0x21d/0x310 [ 104.939367][ T9534] __page_cache_alloc+0x4d/0xf0 [ 104.944213][ T9534] pagecache_get_page+0x5f4/0x900 [ 104.949359][ T9534] grab_cache_page_write_begin+0x3f/0x70 [ 104.954980][ T9534] ext4_da_write_begin+0x305/0x820 [ 104.960092][ T9534] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 104.966328][ T9534] generic_perform_write+0x196/0x3a0 [ 104.971696][ T9534] ? ext4_da_write_begin+0x820/0x820 [ 104.976978][ T9534] ext4_buffered_write_iter+0x2f2/0x3f0 [ 104.982796][ T9534] ext4_file_write_iter+0xd01/0x11d0 [ 104.988097][ T9534] ? rw_verify_area+0x136/0x250 [ 104.992966][ T9534] vfs_write+0x69d/0x770 [ 104.997450][ T9534] ksys_write+0xce/0x180 [ 105.001788][ T9534] __x64_sys_write+0x3e/0x50 [ 105.006391][ T9534] do_syscall_64+0x4a/0x90 [ 105.010822][ T9534] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.016715][ T9534] RIP: 0033:0x4665d9 [ 105.020613][ T9534] 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 [ 105.040556][ T9534] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 105.049183][ T9534] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 105.057196][ T9534] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 105.065251][ T9534] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.073288][ T9534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.081367][ T9534] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 105.092817][ T9531] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 105.099730][ T9555] loop2: detected capacity change from 0 to 16384 [ 105.102749][ T9531] EXT4-fs (loop3): group descriptors corrupted! [ 105.109496][ T9554] loop4: detected capacity change from 0 to 16384 19:05:43 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, 0x0) 19:05:43 executing program 5 (fault-call:9 fault-nth:30): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:43 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {0x0, 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:43 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1e, 0x43408) [ 105.204952][ T9575] loop0: detected capacity change from 0 to 4 [ 105.211499][ T9576] loop3: detected capacity change from 0 to 16384 [ 105.219891][ T9576] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 105.230019][ T9576] EXT4-fs (loop3): group descriptors corrupted! [ 105.235441][ T9574] FAULT_INJECTION: forcing a failure. [ 105.235441][ T9574] name fail_usercopy, interval 1, probability 0, space 0, times 0 19:05:43 executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:43 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 105.249487][ T9574] CPU: 1 PID: 9574 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 105.258175][ T9574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.268431][ T9574] Call Trace: [ 105.271718][ T9574] dump_stack+0x137/0x19d [ 105.276068][ T9574] should_fail+0x23c/0x250 [ 105.280612][ T9574] should_fail_usercopy+0x16/0x20 [ 105.285664][ T9574] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 105.291769][ T9574] generic_perform_write+0x1e4/0x3a0 [ 105.297076][ T9574] ? ext4_da_write_begin+0x820/0x820 [ 105.302385][ T9574] ext4_buffered_write_iter+0x2f2/0x3f0 [ 105.308003][ T9574] ext4_file_write_iter+0xd01/0x11d0 [ 105.308942][ T9588] loop4: detected capacity change from 0 to 16384 [ 105.313499][ T9574] ? rw_verify_area+0x136/0x250 [ 105.313530][ T9574] vfs_write+0x69d/0x770 [ 105.313545][ T9574] ksys_write+0xce/0x180 [ 105.322364][ T9588] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 105.325024][ T9574] __x64_sys_write+0x3e/0x50 [ 105.329335][ T9588] EXT4-fs (loop4): get root inode failed [ 105.333549][ T9574] do_syscall_64+0x4a/0x90 [ 105.345699][ T9588] EXT4-fs (loop4): mount failed [ 105.350280][ T9574] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.359936][ T9589] loop2: detected capacity change from 0 to 16384 [ 105.360365][ T9574] RIP: 0033:0x4665d9 [ 105.360383][ T9574] 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 [ 105.369358][ T9589] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 105.371118][ T9574] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 105.377809][ T9589] EXT4-fs (loop2): get root inode failed [ 105.381633][ T9574] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 105.401369][ T9589] EXT4-fs (loop2): mount failed [ 105.413393][ T9574] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 19:05:43 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {0x0, 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB]) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 105.413413][ T9574] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.413422][ T9574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.413431][ T9574] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:43 executing program 5 (fault-call:9 fault-nth:31): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:43 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x21, 0x43408) [ 105.524383][ T9606] loop0: detected capacity change from 0 to 16384 [ 105.538927][ T9607] loop3: detected capacity change from 0 to 16384 [ 105.550424][ T9606] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 105.558198][ T9613] loop4: detected capacity change from 0 to 16384 [ 105.565707][ T9607] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 105.575556][ T9607] EXT4-fs (loop3): group descriptors corrupted! [ 105.583752][ T9616] FAULT_INJECTION: forcing a failure. [ 105.583752][ T9616] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.597418][ T9616] CPU: 1 PID: 9616 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 105.606214][ T9616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.616294][ T9616] Call Trace: [ 105.619601][ T9616] dump_stack+0x137/0x19d [ 105.624044][ T9616] should_fail+0x23c/0x250 [ 105.628553][ T9616] __alloc_pages+0x102/0x320 [ 105.633240][ T9616] alloc_pages+0x21d/0x310 [ 105.637658][ T9616] __page_cache_alloc+0x4d/0xf0 [ 105.642510][ T9616] pagecache_get_page+0x5f4/0x900 [ 105.648013][ T9616] grab_cache_page_write_begin+0x3f/0x70 [ 105.653658][ T9616] ext4_da_write_begin+0x305/0x820 [ 105.658784][ T9616] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 105.664676][ T9616] generic_perform_write+0x196/0x3a0 [ 105.670504][ T9616] ? ext4_da_write_begin+0x820/0x820 [ 105.676002][ T9616] ext4_buffered_write_iter+0x2f2/0x3f0 [ 105.681592][ T9616] ext4_file_write_iter+0xd01/0x11d0 [ 105.687144][ T9616] ? rw_verify_area+0x136/0x250 [ 105.692543][ T9616] vfs_write+0x69d/0x770 [ 105.696827][ T9616] ksys_write+0xce/0x180 [ 105.701150][ T9616] __x64_sys_write+0x3e/0x50 [ 105.705841][ T9616] do_syscall_64+0x4a/0x90 [ 105.710509][ T9616] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.716420][ T9616] RIP: 0033:0x4665d9 [ 105.720363][ T9616] 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 [ 105.739990][ T9616] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 105.748438][ T9616] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 105.756409][ T9616] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 105.764382][ T9616] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:44 executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf465", 0xf, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 105.772362][ T9616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.780660][ T9616] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 105.799286][ T9613] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 105.811525][ T9613] EXT4-fs (loop4): get root inode failed [ 105.817360][ T9613] EXT4-fs (loop4): mount failed 19:05:44 executing program 5 (fault-call:9 fault-nth:32): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:44 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {0x0, 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 105.842418][ T9634] loop0: detected capacity change from 0 to 16384 19:05:44 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 105.892034][ T9634] EXT4-fs error (device loop0): ext4_fill_super:4960: inode #2: comm syz-executor.0: iget: root inode unallocated [ 105.892254][ T9644] loop3: detected capacity change from 0 to 16384 [ 105.904597][ T9634] EXT4-fs (loop0): get root inode failed [ 105.904622][ T9634] EXT4-fs (loop0): mount failed 19:05:44 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x22, 0x43408) [ 105.939045][ T9642] FAULT_INJECTION: forcing a failure. [ 105.939045][ T9642] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 105.952452][ T9642] CPU: 1 PID: 9642 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 105.961240][ T9642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.971341][ T9642] Call Trace: [ 105.974638][ T9642] dump_stack+0x137/0x19d [ 105.978997][ T9642] should_fail+0x23c/0x250 [ 105.983446][ T9642] should_fail_usercopy+0x16/0x20 [ 105.988535][ T9642] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 105.992236][ T9644] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 105.994663][ T9642] generic_perform_write+0x1e4/0x3a0 [ 105.994697][ T9642] ? ext4_da_write_begin+0x820/0x820 [ 105.994719][ T9642] ext4_buffered_write_iter+0x2f2/0x3f0 [ 106.004519][ T9644] EXT4-fs (loop3): group descriptors corrupted! [ 106.009781][ T9642] ext4_file_write_iter+0xd01/0x11d0 [ 106.016071][ T9652] loop2: detected capacity change from 0 to 16384 [ 106.020653][ T9642] ? rw_verify_area+0x136/0x250 [ 106.020689][ T9642] vfs_write+0x69d/0x770 [ 106.045976][ T9652] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 106.048327][ T9642] ksys_write+0xce/0x180 [ 106.048355][ T9642] __x64_sys_write+0x3e/0x50 [ 106.048369][ T9642] do_syscall_64+0x4a/0x90 [ 106.048402][ T9642] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.048425][ T9642] RIP: 0033:0x4665d9 [ 106.060679][ T9652] EXT4-fs (loop2): get root inode failed [ 106.065117][ T9642] 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 [ 106.065142][ T9642] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 106.065161][ T9642] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 106.065173][ T9642] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 19:05:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombc']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 106.065186][ T9642] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.069765][ T9652] EXT4-fs (loop2): mount failed [ 106.074278][ T9642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.074293][ T9642] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 19:05:44 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400), 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:44 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x21, 0x43408) 19:05:44 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x800, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:44 executing program 5 (fault-call:9 fault-nth:33): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:44 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x23, 0x43408) [ 106.234487][ T9668] loop4: detected capacity change from 0 to 16384 [ 106.269567][ T9678] loop2: detected capacity change from 0 to 16384 [ 106.277573][ T9668] EXT4-fs (loop4): Unrecognized mount option "nombc" or missing value [ 106.289746][ T9686] loop3: detected capacity change from 0 to 16384 [ 106.298586][ T9678] EXT4-fs error (device loop2): ext4_fill_super:4960: inode #2: comm syz-executor.2: iget: root inode unallocated [ 106.310991][ T9678] EXT4-fs (loop2): get root inode failed [ 106.317714][ T9678] EXT4-fs (loop2): mount failed [ 106.325723][ T9686] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 106.335005][ T9688] FAULT_INJECTION: forcing a failure. [ 106.335005][ T9688] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.335644][ T9686] EXT4-fs (loop3): group descriptors corrupted! [ 106.348812][ T9688] CPU: 0 PID: 9688 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 106.364072][ T9688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.374129][ T9688] Call Trace: [ 106.377420][ T9688] dump_stack+0x137/0x19d 19:05:44 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef0100", 0x3c, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="2ca68b6031bfa0e360fb3cd1e749f4666f89bca5729baf2f0f9a31"]) [ 106.381857][ T9688] should_fail+0x23c/0x250 [ 106.386286][ T9688] __alloc_pages+0x102/0x320 [ 106.390902][ T9688] alloc_pages+0x21d/0x310 [ 106.395346][ T9688] __page_cache_alloc+0x4d/0xf0 [ 106.400224][ T9688] pagecache_get_page+0x5f4/0x900 [ 106.405283][ T9688] grab_cache_page_write_begin+0x3f/0x70 [ 106.410948][ T9688] ext4_da_write_begin+0x305/0x820 [ 106.411040][ T9703] loop0: detected capacity change from 0 to 4 [ 106.416322][ T9688] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 106.416355][ T9688] generic_perform_write+0x196/0x3a0 [ 106.416378][ T9688] ? ext4_da_write_begin+0x820/0x820 [ 106.439004][ T9688] ext4_buffered_write_iter+0x2f2/0x3f0 [ 106.444630][ T9688] ext4_file_write_iter+0xd01/0x11d0 [ 106.450009][ T9688] ? rw_verify_area+0x136/0x250 [ 106.454867][ T9688] vfs_write+0x69d/0x770 [ 106.459111][ T9688] ksys_write+0xce/0x180 [ 106.463341][ T9688] __x64_sys_write+0x3e/0x50 [ 106.467925][ T9688] do_syscall_64+0x4a/0x90 [ 106.472419][ T9688] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.478323][ T9688] RIP: 0033:0x4665d9 [ 106.482224][ T9688] 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 [ 106.501941][ T9688] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 106.510556][ T9688] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 106.518638][ T9688] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 106.526614][ T9688] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 19:05:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombc']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:44 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:44 executing program 5 (fault-call:9 fault-nth:34): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 106.534679][ T9688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.542876][ T9688] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 106.554397][ T9703] EXT4-fs (loop0): Unrecognized mount option "¦‹`1¿ ã`û<ÑçIôfo‰¼¥r›¯/š1" or missing value 19:05:44 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400), 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:44 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x24, 0x43408) [ 106.608452][ T9713] loop4: detected capacity change from 0 to 16384 [ 106.627128][ T9713] EXT4-fs (loop4): Unrecognized mount option "nombc" or missing value [ 106.659398][ T9724] loop2: detected capacity change from 0 to 16384 [ 106.667863][ T9725] loop3: detected capacity change from 0 to 16384 [ 106.668095][ T9719] FAULT_INJECTION: forcing a failure. [ 106.668095][ T9719] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.688508][ T9719] CPU: 0 PID: 9719 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 106.696511][ T9725] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 106.697476][ T9719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.697490][ T9719] Call Trace: [ 106.697508][ T9719] dump_stack+0x137/0x19d [ 106.697532][ T9719] should_fail+0x23c/0x250 [ 106.707886][ T9725] EXT4-fs (loop3): group descriptors corrupted! [ 106.718929][ T9719] should_fail_usercopy+0x16/0x20 [ 106.742796][ T9719] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 106.748980][ T9719] generic_perform_write+0x1e4/0x3a0 [ 106.754284][ T9719] ? ext4_da_write_begin+0x820/0x820 [ 106.759818][ T9719] ext4_buffered_write_iter+0x2f2/0x3f0 [ 106.765604][ T9719] ext4_file_write_iter+0xd01/0x11d0 [ 106.770936][ T9719] ? rw_verify_area+0x136/0x250 [ 106.775923][ T9719] vfs_write+0x69d/0x770 [ 106.780349][ T9719] ksys_write+0xce/0x180 [ 106.784873][ T9719] __x64_sys_write+0x3e/0x50 [ 106.789492][ T9719] do_syscall_64+0x4a/0x90 [ 106.794154][ T9719] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.800353][ T9719] RIP: 0033:0x4665d9 19:05:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombc']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:45 executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombc']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 106.804354][ T9719] 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 [ 106.824329][ T9719] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 106.828338][ T9724] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 106.833083][ T9719] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 19:05:45 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 106.833099][ T9719] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 106.833111][ T9719] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.870700][ T9719] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.878977][ T9719] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 106.886722][ T9751] loop0: detected capacity change from 0 to 16384 [ 106.891401][ T9752] loop4: detected capacity change from 0 to 16384 [ 106.902203][ T9752] EXT4-fs (loop4): Unrecognized mount option "nombc" or missing value 19:05:45 executing program 5 (fault-call:9 fault-nth:35): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:45 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x25, 0x43408) 19:05:45 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400), 0x0, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcac']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 106.951164][ T9751] EXT4-fs (loop0): Unrecognized mount option "nombc" or missing value [ 106.970084][ T9763] loop3: detected capacity change from 0 to 16384 [ 106.981870][ T9763] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 106.991835][ T9763] EXT4-fs (loop3): group descriptors corrupted! [ 107.022407][ T9767] FAULT_INJECTION: forcing a failure. [ 107.022407][ T9767] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.023631][ T9775] loop4: detected capacity change from 0 to 16384 [ 107.035714][ T9767] CPU: 1 PID: 9767 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 107.050820][ T9767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.054678][ T9780] FAULT_INJECTION: forcing a failure. [ 107.054678][ T9780] name failslab, interval 1, probability 0, space 0, times 0 [ 107.061086][ T9767] Call Trace: [ 107.061097][ T9767] dump_stack+0x137/0x19d [ 107.061122][ T9767] should_fail+0x23c/0x250 [ 107.085813][ T9767] __alloc_pages+0x102/0x320 [ 107.090408][ T9767] alloc_pages+0x21d/0x310 [ 107.094887][ T9767] __page_cache_alloc+0x4d/0xf0 [ 107.099746][ T9767] pagecache_get_page+0x5f4/0x900 [ 107.104998][ T9767] grab_cache_page_write_begin+0x3f/0x70 [ 107.110716][ T9767] ext4_da_write_begin+0x305/0x820 [ 107.116243][ T9767] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 107.122255][ T9767] generic_perform_write+0x196/0x3a0 [ 107.127604][ T9767] ? ext4_da_write_begin+0x820/0x820 [ 107.132967][ T9767] ext4_buffered_write_iter+0x2f2/0x3f0 [ 107.138551][ T9767] ext4_file_write_iter+0xd01/0x11d0 [ 107.143857][ T9767] ? rw_verify_area+0x136/0x250 [ 107.148705][ T9767] vfs_write+0x69d/0x770 [ 107.152940][ T9767] ksys_write+0xce/0x180 [ 107.157186][ T9767] __x64_sys_write+0x3e/0x50 [ 107.161765][ T9767] do_syscall_64+0x4a/0x90 [ 107.166218][ T9767] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.172321][ T9767] RIP: 0033:0x4665d9 [ 107.176297][ T9767] 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 [ 107.196062][ T9767] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 107.204559][ T9767] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 107.212692][ T9767] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 19:05:45 executing program 0 (fault-call:0 fault-nth:0): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 107.221195][ T9767] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.229344][ T9767] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 107.237438][ T9767] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 107.245494][ T9780] CPU: 0 PID: 9780 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 107.254258][ T9780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.261512][ T9784] loop2: detected capacity change from 0 to 16384 [ 107.264446][ T9780] Call Trace: [ 107.264456][ T9780] dump_stack+0x137/0x19d [ 107.264487][ T9780] should_fail+0x23c/0x250 [ 107.264503][ T9780] ? __se_sys_memfd_create+0xfb/0x390 [ 107.264523][ T9780] __should_failslab+0x81/0x90 [ 107.293786][ T9780] should_failslab+0x5/0x20 [ 107.298361][ T9780] __kmalloc+0x66/0x340 [ 107.302684][ T9780] ? strnlen_user+0x137/0x1c0 [ 107.307526][ T9780] __se_sys_memfd_create+0xfb/0x390 [ 107.312867][ T9780] __x64_sys_memfd_create+0x2d/0x40 [ 107.318122][ T9780] do_syscall_64+0x4a/0x90 [ 107.322556][ T9780] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.330198][ T9780] RIP: 0033:0x4665d9 [ 107.334188][ T9780] 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 [ 107.354143][ T9780] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 107.362616][ T9780] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 19:05:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcac']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:45 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x26, 0x43408) [ 107.370591][ T9780] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 107.378640][ T9780] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 107.386875][ T9780] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 107.397586][ T9780] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 107.407654][ T9775] EXT4-fs (loop4): Unrecognized mount option "nombcac" or missing value 19:05:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcac']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:45 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000", 0x7, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 107.450210][ T9793] loop4: detected capacity change from 0 to 16384 [ 107.458341][ T9793] EXT4-fs (loop4): Unrecognized mount option "nombcac" or missing value [ 107.462441][ T9784] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:45 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:45 executing program 0 (fault-call:0 fault-nth:1): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 107.507897][ T9804] loop3: detected capacity change from 0 to 16384 [ 107.517969][ T9804] EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock [ 107.528055][ T9804] EXT4-fs (loop3): group descriptors corrupted! [ 107.534727][ T9802] loop4: detected capacity change from 0 to 16384 19:05:45 executing program 5 (fault-call:9 fault-nth:36): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 107.570679][ T9802] EXT4-fs (loop4): Unrecognized mount option "nombcac" or missing value [ 107.598027][ T9818] FAULT_INJECTION: forcing a failure. [ 107.598027][ T9818] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 107.611844][ T9818] CPU: 1 PID: 9818 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 19:05:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcach']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 107.620539][ T9818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.629875][ T9817] loop2: detected capacity change from 0 to 16384 [ 107.630902][ T9818] Call Trace: [ 107.630912][ T9818] dump_stack+0x137/0x19d [ 107.644979][ T9818] should_fail+0x23c/0x250 [ 107.649571][ T9818] should_fail_usercopy+0x16/0x20 [ 107.654674][ T9818] _copy_from_user+0x1c/0xd0 [ 107.659266][ T9818] __se_sys_memfd_create+0x137/0x390 [ 107.664550][ T9818] __x64_sys_memfd_create+0x2d/0x40 [ 107.670006][ T9818] do_syscall_64+0x4a/0x90 [ 107.674594][ T9818] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.680685][ T9818] RIP: 0033:0x4665d9 [ 107.684678][ T9818] 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 [ 107.704486][ T9818] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 107.712990][ T9818] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 19:05:46 executing program 0 (fault-call:0 fault-nth:2): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 107.720960][ T9818] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 107.728983][ T9818] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 107.736969][ T9818] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 107.744933][ T9818] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 107.785673][ T9823] FAULT_INJECTION: forcing a failure. [ 107.785673][ T9823] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 107.792261][ T9817] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 107.799231][ T9823] CPU: 1 PID: 9823 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 107.799256][ T9823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.829538][ T9823] Call Trace: [ 107.832839][ T9823] dump_stack+0x137/0x19d [ 107.836906][ T9833] loop4: detected capacity change from 0 to 16384 [ 107.837189][ T9823] should_fail+0x23c/0x250 [ 107.848036][ T9823] should_fail_usercopy+0x16/0x20 [ 107.849646][ T9833] EXT4-fs (loop4): Unrecognized mount option "nombcach" or missing value [ 107.853186][ T9823] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 107.853213][ T9823] generic_perform_write+0x1e4/0x3a0 [ 107.873128][ T9823] ? ext4_da_write_begin+0x820/0x820 [ 107.878784][ T9823] ext4_buffered_write_iter+0x2f2/0x3f0 19:05:46 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x27, 0x43408) 19:05:46 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000", 0x7, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 107.884406][ T9823] ext4_file_write_iter+0xd01/0x11d0 [ 107.889728][ T9823] ? rw_verify_area+0x136/0x250 [ 107.894660][ T9823] vfs_write+0x69d/0x770 [ 107.898924][ T9823] ksys_write+0xce/0x180 [ 107.902617][ T9843] FAULT_INJECTION: forcing a failure. [ 107.902617][ T9843] name failslab, interval 1, probability 0, space 0, times 0 [ 107.903527][ T9823] __x64_sys_write+0x3e/0x50 [ 107.903548][ T9823] do_syscall_64+0x4a/0x90 [ 107.903570][ T9823] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.931114][ T9823] RIP: 0033:0x4665d9 [ 107.935031][ T9823] 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 [ 107.954926][ T9823] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 107.963344][ T9823] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 107.971832][ T9823] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 19:05:46 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {0x0, 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 107.979979][ T9823] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.988271][ T9823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 107.996248][ T9823] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 108.004335][ T9843] CPU: 0 PID: 9843 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 108.013034][ T9843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.021908][ T9845] loop3: detected capacity change from 0 to 16384 [ 108.023460][ T9843] Call Trace: [ 108.023470][ T9843] dump_stack+0x137/0x19d [ 108.023496][ T9843] should_fail+0x23c/0x250 [ 108.041966][ T9843] ? shmem_alloc_inode+0x22/0x30 [ 108.046914][ T9843] __should_failslab+0x81/0x90 [ 108.051859][ T9843] ? shmem_match+0xa0/0xa0 [ 108.056305][ T9843] should_failslab+0x5/0x20 [ 108.060856][ T9843] kmem_cache_alloc+0x46/0x2f0 [ 108.065725][ T9843] ? do_anonymous_page+0x411/0x8b0 [ 108.070850][ T9843] ? fsnotify_perm+0x59/0x2e0 [ 108.075568][ T9843] ? shmem_match+0xa0/0xa0 [ 108.080136][ T9843] shmem_alloc_inode+0x22/0x30 [ 108.084927][ T9843] new_inode_pseudo+0x38/0x1c0 [ 108.089692][ T9843] new_inode+0x21/0x120 [ 108.093847][ T9843] shmem_get_inode+0xa1/0x480 [ 108.098528][ T9843] __shmem_file_setup+0xf1/0x1d0 [ 108.103642][ T9843] shmem_file_setup+0x37/0x40 [ 108.108420][ T9843] __se_sys_memfd_create+0x1eb/0x390 [ 108.113797][ T9843] __x64_sys_memfd_create+0x2d/0x40 [ 108.119038][ T9843] do_syscall_64+0x4a/0x90 [ 108.123457][ T9843] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.129375][ T9843] RIP: 0033:0x4665d9 [ 108.133359][ T9843] 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 [ 108.153172][ T9843] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 108.161671][ T9843] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 108.169722][ T9843] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 108.177719][ T9843] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff 19:05:46 executing program 5 (fault-call:9 fault-nth:37): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 108.185686][ T9843] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 108.193751][ T9843] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 108.206078][ T9845] EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock [ 108.215795][ T9845] EXT4-fs (loop3): group descriptors corrupted! 19:05:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcach']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:46 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000", 0x7, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:46 executing program 0 (fault-call:0 fault-nth:3): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 108.277360][ T9855] loop2: detected capacity change from 0 to 16384 [ 108.290874][ T9855] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 108.317328][ T9856] FAULT_INJECTION: forcing a failure. [ 108.317328][ T9856] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.330713][ T9856] CPU: 0 PID: 9856 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 108.330818][ T9863] loop4: detected capacity change from 0 to 16384 [ 108.339487][ T9856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.339503][ T9856] Call Trace: [ 108.339511][ T9856] dump_stack+0x137/0x19d [ 108.355234][ T9863] EXT4-fs (loop4): Unrecognized mount option "nombcach" or missing value [ 108.356125][ T9856] should_fail+0x23c/0x250 19:05:46 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {0x0, 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:46 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x28, 0x43408) [ 108.362687][ T9855] EXT4-fs error (device loop2): ext4_validate_block_bitmap:399: comm syz-executor.2: bg 0: block 2: invalid block bitmap [ 108.363730][ T9856] __alloc_pages+0x102/0x320 [ 108.363761][ T9856] alloc_pages+0x21d/0x310 [ 108.398157][ T9856] __page_cache_alloc+0x4d/0xf0 [ 108.403114][ T9856] pagecache_get_page+0x5f4/0x900 [ 108.408181][ T9856] grab_cache_page_write_begin+0x3f/0x70 [ 108.411507][ T9867] loop3: detected capacity change from 0 to 16384 [ 108.413829][ T9856] ext4_da_write_begin+0x305/0x820 [ 108.413855][ T9856] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 108.431441][ T9856] generic_perform_write+0x196/0x3a0 [ 108.436735][ T9856] ? ext4_da_write_begin+0x820/0x820 [ 108.442129][ T9856] ext4_buffered_write_iter+0x2f2/0x3f0 [ 108.447820][ T9856] ext4_file_write_iter+0xd01/0x11d0 [ 108.453111][ T9856] ? rw_verify_area+0x136/0x250 [ 108.458187][ T9856] vfs_write+0x69d/0x770 [ 108.462662][ T9856] ksys_write+0xce/0x180 [ 108.466967][ T9856] __x64_sys_write+0x3e/0x50 [ 108.471556][ T9856] do_syscall_64+0x4a/0x90 [ 108.475988][ T9856] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.481934][ T9856] RIP: 0033:0x4665d9 [ 108.485946][ T9856] 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 [ 108.505740][ T9856] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 108.514303][ T9856] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 108.522269][ T9856] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 108.530485][ T9856] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.538546][ T9856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.546917][ T9856] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 108.560459][ T9873] FAULT_INJECTION: forcing a failure. [ 108.560459][ T9873] name failslab, interval 1, probability 0, space 0, times 0 [ 108.567087][ T9867] EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock [ 108.573687][ T9873] CPU: 0 PID: 9873 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 108.584131][ T9867] EXT4-fs (loop3): group descriptors corrupted! [ 108.594323][ T9873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.594340][ T9873] Call Trace: [ 108.594348][ T9873] dump_stack+0x137/0x19d [ 108.594375][ T9873] should_fail+0x23c/0x250 [ 108.626694][ T9873] ? security_inode_alloc+0x30/0x180 [ 108.632544][ T9873] __should_failslab+0x81/0x90 [ 108.637584][ T9873] should_failslab+0x5/0x20 [ 108.642181][ T9873] kmem_cache_alloc+0x46/0x2f0 [ 108.646947][ T9873] security_inode_alloc+0x30/0x180 [ 108.652164][ T9873] inode_init_always+0x20b/0x420 [ 108.657174][ T9873] ? shmem_match+0xa0/0xa0 [ 108.661839][ T9873] new_inode_pseudo+0x73/0x1c0 [ 108.666615][ T9873] new_inode+0x21/0x120 [ 108.670775][ T9873] shmem_get_inode+0xa1/0x480 [ 108.675537][ T9873] __shmem_file_setup+0xf1/0x1d0 [ 108.680683][ T9873] shmem_file_setup+0x37/0x40 [ 108.685452][ T9873] __se_sys_memfd_create+0x1eb/0x390 [ 108.690999][ T9873] __x64_sys_memfd_create+0x2d/0x40 [ 108.696297][ T9873] do_syscall_64+0x4a/0x90 [ 108.701052][ T9873] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.707067][ T9873] RIP: 0033:0x4665d9 [ 108.711060][ T9873] 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 [ 108.731353][ T9873] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 108.739771][ T9873] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 108.747733][ T9873] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 108.755877][ T9873] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 108.763839][ T9873] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 19:05:47 executing program 5 (fault-call:9 fault-nth:38): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 108.771884][ T9873] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 19:05:47 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400", 0xa, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcach']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:47 executing program 0 (fault-call:0 fault-nth:4): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 108.830953][ T9890] loop2: detected capacity change from 0 to 16384 [ 108.870951][ T9894] loop3: detected capacity change from 0 to 16384 [ 108.879375][ T9907] loop4: detected capacity change from 0 to 16384 [ 108.887152][ T9906] FAULT_INJECTION: forcing a failure. [ 108.887152][ T9906] name failslab, interval 1, probability 0, space 0, times 0 [ 108.900139][ T9906] CPU: 0 PID: 9906 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 108.903179][ T9896] FAULT_INJECTION: forcing a failure. [ 108.903179][ T9896] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.909029][ T9906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.932194][ T9906] Call Trace: [ 108.935470][ T9906] dump_stack+0x137/0x19d [ 108.939799][ T9906] should_fail+0x23c/0x250 [ 108.944350][ T9906] ? __d_alloc+0x36/0x370 [ 108.948669][ T9906] __should_failslab+0x81/0x90 [ 108.953455][ T9906] should_failslab+0x5/0x20 [ 108.957944][ T9906] kmem_cache_alloc+0x46/0x2f0 [ 108.962697][ T9906] ? __init_rwsem+0x59/0x70 [ 108.967452][ T9906] __d_alloc+0x36/0x370 [ 108.972054][ T9906] ? current_time+0xdb/0x190 [ 108.977014][ T9906] d_alloc_pseudo+0x1a/0x50 [ 108.981807][ T9906] alloc_file_pseudo+0x63/0x130 [ 108.986749][ T9906] __shmem_file_setup+0x14c/0x1d0 [ 108.992838][ T9906] shmem_file_setup+0x37/0x40 [ 108.998092][ T9906] __se_sys_memfd_create+0x1eb/0x390 [ 109.004234][ T9906] __x64_sys_memfd_create+0x2d/0x40 [ 109.009668][ T9906] do_syscall_64+0x4a/0x90 [ 109.014959][ T9906] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.021198][ T9906] RIP: 0033:0x4665d9 [ 109.025121][ T9906] 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 [ 109.045698][ T9906] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 109.054403][ T9906] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 109.062370][ T9906] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 109.070337][ T9906] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 109.078422][ T9906] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 109.086646][ T9906] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 109.094978][ T9896] CPU: 1 PID: 9896 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 109.103673][ T9896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.113772][ T9896] Call Trace: [ 109.117058][ T9896] dump_stack+0x137/0x19d [ 109.121403][ T9896] should_fail+0x23c/0x250 [ 109.125838][ T9896] should_fail_usercopy+0x16/0x20 [ 109.130884][ T9896] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 109.137026][ T9896] generic_perform_write+0x1e4/0x3a0 [ 109.137475][ T9917] FAULT_INJECTION: forcing a failure. [ 109.137475][ T9917] name failslab, interval 1, probability 0, space 0, times 0 [ 109.142335][ T9896] ? ext4_da_write_begin+0x820/0x820 [ 109.142362][ T9896] ext4_buffered_write_iter+0x2f2/0x3f0 [ 109.165853][ T9896] ext4_file_write_iter+0xd01/0x11d0 [ 109.171167][ T9896] ? rw_verify_area+0x136/0x250 [ 109.176034][ T9896] vfs_write+0x69d/0x770 [ 109.180261][ T9896] ksys_write+0xce/0x180 [ 109.184493][ T9896] __x64_sys_write+0x3e/0x50 [ 109.189196][ T9896] do_syscall_64+0x4a/0x90 [ 109.193619][ T9896] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.199643][ T9896] RIP: 0033:0x4665d9 [ 109.203603][ T9896] 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 [ 109.223388][ T9896] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 19:05:47 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x29, 0x43408) 19:05:47 executing program 0 (fault-call:0 fault-nth:5): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 109.231798][ T9896] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 109.239955][ T9896] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 109.247923][ T9896] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.255906][ T9896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.263874][ T9896] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 109.272007][ T9917] CPU: 0 PID: 9917 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 109.278329][ T9907] EXT4-fs (loop4): Unrecognized mount option "nombcach" or missing value [ 109.280717][ T9917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.299508][ T9917] Call Trace: [ 109.302841][ T9917] dump_stack+0x137/0x19d [ 109.307237][ T9917] should_fail+0x23c/0x250 [ 109.311680][ T9917] ? __alloc_file+0x2e/0x1a0 [ 109.316293][ T9917] __should_failslab+0x81/0x90 [ 109.321178][ T9917] should_failslab+0x5/0x20 [ 109.325695][ T9917] kmem_cache_alloc+0x46/0x2f0 [ 109.330461][ T9917] ? inode_doinit_with_dentry+0x382/0x950 [ 109.336204][ T9917] __alloc_file+0x2e/0x1a0 [ 109.340618][ T9917] alloc_empty_file+0xcd/0x1c0 [ 109.345380][ T9917] alloc_file+0x3a/0x280 [ 109.349745][ T9917] alloc_file_pseudo+0xe2/0x130 [ 109.354599][ T9917] __shmem_file_setup+0x14c/0x1d0 [ 109.359623][ T9917] shmem_file_setup+0x37/0x40 [ 109.364323][ T9917] __se_sys_memfd_create+0x1eb/0x390 [ 109.369694][ T9917] __x64_sys_memfd_create+0x2d/0x40 [ 109.374942][ T9917] do_syscall_64+0x4a/0x90 [ 109.379546][ T9917] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.385445][ T9917] RIP: 0033:0x4665d9 [ 109.389361][ T9917] 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 [ 109.409366][ T9917] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 109.417782][ T9917] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 109.425837][ T9917] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 109.433804][ T9917] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 109.441842][ T9917] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 109.449944][ T9917] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 109.458599][ T9890] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:47 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {0x0, 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:47 executing program 5 (fault-call:9 fault-nth:39): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:47 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400", 0xa, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 109.487454][ T9894] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:47 executing program 0 (fault-call:0 fault-nth:6): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 109.570269][ T9941] FAULT_INJECTION: forcing a failure. [ 109.570269][ T9941] name failslab, interval 1, probability 0, space 0, times 0 [ 109.570344][ T9936] FAULT_INJECTION: forcing a failure. [ 109.570344][ T9936] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.583078][ T9941] CPU: 0 PID: 9941 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 109.605046][ T9941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.615110][ T9941] Call Trace: [ 109.619603][ T9941] dump_stack+0x137/0x19d [ 109.623939][ T9941] should_fail+0x23c/0x250 [ 109.628479][ T9941] ? security_file_alloc+0x30/0x190 [ 109.633672][ T9941] __should_failslab+0x81/0x90 [ 109.638450][ T9941] should_failslab+0x5/0x20 [ 109.643110][ T9941] kmem_cache_alloc+0x46/0x2f0 [ 109.647886][ T9941] security_file_alloc+0x30/0x190 [ 109.652902][ T9941] __alloc_file+0x83/0x1a0 [ 109.657308][ T9941] alloc_empty_file+0xcd/0x1c0 [ 109.662077][ T9941] alloc_file+0x3a/0x280 [ 109.666402][ T9941] alloc_file_pseudo+0xe2/0x130 [ 109.671242][ T9941] __shmem_file_setup+0x14c/0x1d0 [ 109.676371][ T9941] shmem_file_setup+0x37/0x40 [ 109.681138][ T9941] __se_sys_memfd_create+0x1eb/0x390 [ 109.686686][ T9941] __x64_sys_memfd_create+0x2d/0x40 [ 109.692090][ T9941] do_syscall_64+0x4a/0x90 [ 109.696518][ T9941] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.702424][ T9941] RIP: 0033:0x4665d9 [ 109.706323][ T9941] 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 [ 109.726100][ T9941] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 109.734506][ T9941] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004665d9 [ 109.742469][ T9941] RDX: 00000000000009c0 RSI: 0000000000000000 RDI: 00000000004bee66 [ 109.750432][ T9941] RBP: 0000000000000002 R08: 00000000000004e0 R09: ffffffffffffffff [ 109.758392][ T9941] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000008100000 [ 109.766350][ T9941] R13: 0000000020000100 R14: 00000000000009c0 R15: 0000000020000080 [ 109.774412][ T9936] CPU: 1 PID: 9936 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 109.783239][ T9936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.793305][ T9936] Call Trace: [ 109.796592][ T9936] dump_stack+0x137/0x19d [ 109.798547][ T9937] loop2: detected capacity change from 0 to 16384 [ 109.800940][ T9936] should_fail+0x23c/0x250 [ 109.811878][ T9936] __alloc_pages+0x102/0x320 [ 109.816584][ T9936] alloc_pages+0x21d/0x310 19:05:48 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2a, 0x43408) 19:05:48 executing program 0 (fault-call:0 fault-nth:7): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 109.821034][ T9936] __page_cache_alloc+0x4d/0xf0 [ 109.825992][ T9936] pagecache_get_page+0x5f4/0x900 [ 109.831091][ T9936] grab_cache_page_write_begin+0x3f/0x70 [ 109.836739][ T9936] ext4_da_write_begin+0x305/0x820 [ 109.841875][ T9936] ? iov_iter_fault_in_readable+0x1b5/0x3a0 [ 109.847930][ T9936] generic_perform_write+0x196/0x3a0 [ 109.853374][ T9936] ? ext4_da_write_begin+0x820/0x820 [ 109.858218][ T9957] FAULT_INJECTION: forcing a failure. [ 109.858218][ T9957] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.858689][ T9936] ext4_buffered_write_iter+0x2f2/0x3f0 [ 109.877510][ T9936] ext4_file_write_iter+0xd01/0x11d0 [ 109.882803][ T9936] vfs_write+0x69d/0x770 [ 109.887103][ T9936] ksys_write+0xce/0x180 [ 109.891520][ T9936] __x64_sys_write+0x3e/0x50 [ 109.896337][ T9936] do_syscall_64+0x4a/0x90 [ 109.901794][ T9936] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.908075][ T9936] RIP: 0033:0x4665d9 [ 109.912047][ T9936] 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 [ 109.932185][ T9936] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 109.940676][ T9936] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 109.948733][ T9936] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 109.956694][ T9936] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.964652][ T9936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.972616][ T9936] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 109.980600][ T9957] CPU: 0 PID: 9957 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 109.989730][ T9957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.992128][ T9939] loop4: detected capacity change from 0 to 16384 [ 109.999879][ T9957] Call Trace: [ 109.999891][ T9957] dump_stack+0x137/0x19d [ 109.999915][ T9957] should_fail+0x23c/0x250 [ 109.999980][ T9957] __alloc_pages+0x102/0x320 [ 109.999998][ T9957] alloc_pages_vma+0x391/0x660 [ 110.000014][ T9957] shmem_getpage_gfp+0x980/0x1410 [ 110.000041][ T9957] ? mls_context_isvalid+0x76/0x1e0 [ 110.041899][ T9957] shmem_write_begin+0x7e/0x100 [ 110.046918][ T9957] generic_perform_write+0x196/0x3a0 [ 110.052214][ T9957] ? file_update_time+0x1bd/0x3e0 [ 110.058139][ T9957] __generic_file_write_iter+0x161/0x300 [ 110.064659][ T9957] ? generic_write_checks+0x250/0x290 [ 110.070051][ T9957] generic_file_write_iter+0x75/0x130 [ 110.076103][ T9957] vfs_write+0x69d/0x770 [ 110.080922][ T9957] __x64_sys_pwrite64+0xf5/0x150 [ 110.086676][ T9957] do_syscall_64+0x4a/0x90 [ 110.091455][ T9957] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.097793][ T9957] RIP: 0033:0x419777 [ 110.101879][ T9957] 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 [ 110.123104][ T9957] RSP: 002b:00007f560f139f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 110.131964][ T9957] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 110.140278][ T9957] RDX: 000000000000003a RSI: 0000000020010000 RDI: 0000000000000004 [ 110.149167][ T9957] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 110.157474][ T9957] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 [ 110.165458][ T9957] R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 19:05:48 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500), 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 110.173841][ T9951] loop3: detected capacity change from 0 to 16384 [ 110.192411][ T9939] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 110.204721][ T9939] EXT4-fs (loop4): get root inode failed [ 110.210540][ T9939] EXT4-fs (loop4): mount failed 19:05:48 executing program 5 (fault-call:9 fault-nth:40): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) 19:05:48 executing program 0 (fault-call:0 fault-nth:8): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:48 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2b, 0x43408) [ 110.245753][ T9957] loop0: detected capacity change from 0 to 4 [ 110.258710][ T9957] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 110.260109][ T9975] loop2: detected capacity change from 0 to 16384 19:05:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 110.319762][ T9975] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 110.345461][ T9989] FAULT_INJECTION: forcing a failure. [ 110.345461][ T9989] name fail_usercopy, interval 1, probability 0, space 0, times 0 19:05:48 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400", 0xa, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:48 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500), 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 110.347067][ T9975] EXT4-fs error (device loop2): ext4_validate_block_bitmap:399: comm syz-executor.2: bg 0: block 2: invalid block bitmap [ 110.358600][ T9989] CPU: 1 PID: 9989 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 110.379939][ T9989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.390065][ T9989] Call Trace: [ 110.393789][ T9989] dump_stack+0x137/0x19d [ 110.398841][ T9989] should_fail+0x23c/0x250 [ 110.403487][ T9989] should_fail_usercopy+0x16/0x20 [ 110.407676][ T9996] loop4: detected capacity change from 0 to 16384 [ 110.408756][ T9989] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 110.422440][ T9989] ? shmem_write_begin+0x7e/0x100 [ 110.427781][ T9989] generic_perform_write+0x1e4/0x3a0 [ 110.433369][ T9989] ? file_update_time+0x1bd/0x3e0 [ 110.438503][ T9989] __generic_file_write_iter+0x161/0x300 [ 110.444951][ T9989] ? generic_write_checks+0x250/0x290 [ 110.450605][ T9989] generic_file_write_iter+0x75/0x130 [ 110.456047][ T9989] vfs_write+0x69d/0x770 [ 110.460301][ T9989] __x64_sys_pwrite64+0xf5/0x150 [ 110.465330][ T9989] do_syscall_64+0x4a/0x90 [ 110.470022][ T9989] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.476043][ T9989] RIP: 0033:0x419777 [ 110.479965][ T9989] 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 [ 110.501133][ T9989] RSP: 002b:00007f560f139f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 110.509646][ T9989] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 110.517619][ T9989] RDX: 000000000000003a RSI: 0000000020010000 RDI: 0000000000000004 [ 110.525676][ T9989] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 110.533712][ T9989] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 [ 110.541842][ T9989] R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 [ 110.555106][T10001] loop3: detected capacity change from 0 to 16384 [ 110.564251][ T9981] FAULT_INJECTION: forcing a failure. [ 110.564251][ T9981] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 110.577743][ T9981] CPU: 1 PID: 9981 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 [ 110.584091][ T9989] loop0: detected capacity change from 0 to 4 [ 110.586453][ T9981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.586467][ T9981] Call Trace: [ 110.586475][ T9981] dump_stack+0x137/0x19d [ 110.610663][ T9981] should_fail+0x23c/0x250 [ 110.615086][ T9981] should_fail_usercopy+0x16/0x20 [ 110.620205][ T9981] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 110.626268][ T9981] generic_perform_write+0x1e4/0x3a0 [ 110.631663][ T9981] ? ext4_da_write_begin+0x820/0x820 [ 110.637827][ T9981] ext4_buffered_write_iter+0x2f2/0x3f0 [ 110.643698][ T9981] ext4_file_write_iter+0xd01/0x11d0 [ 110.649324][ T9981] ? rw_verify_area+0x136/0x250 [ 110.654214][ T9981] vfs_write+0x69d/0x770 [ 110.658677][ T9981] ksys_write+0xce/0x180 [ 110.663234][ T9981] __x64_sys_write+0x3e/0x50 [ 110.668002][ T9981] do_syscall_64+0x4a/0x90 [ 110.672509][ T9981] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.680321][ T9981] RIP: 0033:0x4665d9 [ 110.684250][ T9981] 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 [ 110.704297][ T9981] RSP: 002b:00007f39dd920188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 110.713019][ T9981] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 [ 110.721098][ T9981] RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 [ 110.729067][ T9981] RBP: 00007f39dd9201d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.737262][ T9981] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.745253][ T9981] R13: 00007ffff30cde3f R14: 00007f39dd920300 R15: 0000000000022000 [ 110.761707][ T9989] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:49 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2c, 0x43408) 19:05:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="020000000300000004000000", 0xc, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 110.770307][ T9996] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 110.782506][ T9996] EXT4-fs (loop4): get root inode failed [ 110.785086][T10020] loop2: detected capacity change from 0 to 16384 [ 110.788527][ T9996] EXT4-fs (loop4): mount failed 19:05:49 executing program 0 (fault-call:0 fault-nth:9): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:49 executing program 5 (fault-call:9 fault-nth:41): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 110.885418][T10020] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 110.909138][T10036] loop3: detected capacity change from 0 to 16384 [ 110.916965][T10041] FAULT_INJECTION: forcing a failure. [ 110.916965][T10041] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 110.930140][T10041] CPU: 0 PID: 10041 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 110.939416][T10041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.949486][T10041] Call Trace: [ 110.952858][T10041] dump_stack+0x137/0x19d [ 110.957277][T10041] should_fail+0x23c/0x250 [ 110.961697][T10041] should_fail_usercopy+0x16/0x20 [ 110.966717][T10041] iov_iter_copy_from_user_atomic+0x281/0xb60 [ 110.972843][T10041] ? shmem_write_begin+0x7e/0x100 [ 110.977870][T10041] generic_perform_write+0x1e4/0x3a0 [ 110.983154][T10041] ? file_update_time+0x1bd/0x3e0 [ 110.988231][T10041] __generic_file_write_iter+0x161/0x300 [ 110.993930][T10041] ? generic_write_checks+0x250/0x290 [ 110.999387][T10041] generic_file_write_iter+0x75/0x130 [ 111.004870][T10041] vfs_write+0x69d/0x770 [ 111.009113][T10041] __x64_sys_pwrite64+0xf5/0x150 [ 111.014135][T10041] do_syscall_64+0x4a/0x90 [ 111.018652][T10041] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.024947][T10041] RIP: 0033:0x419777 [ 111.028833][T10041] 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 [ 111.048985][T10041] RSP: 002b:00007f560f139f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 111.057564][T10041] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 111.065550][T10041] RDX: 0000000000000022 RSI: 0000000020010100 RDI: 0000000000000004 [ 111.073513][T10041] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff 19:05:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500), 0x0, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 111.081492][T10041] R10: 00000000000004e0 R11: 0000000000000293 R12: 0000000000000004 [ 111.089856][T10041] R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001 [ 111.115595][T10041] loop0: detected capacity change from 0 to 4 [ 111.122430][T10048] loop4: detected capacity change from 0 to 16384 19:05:49 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200), 0x43408) [ 111.136520][T10036] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 111.148772][T10041] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="020000000300000004000000", 0xc, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 111.178133][T10048] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 111.190780][T10048] EXT4-fs (loop4): get root inode failed [ 111.196542][T10048] EXT4-fs (loop4): mount failed 19:05:49 executing program 0 (fault-call:0 fault-nth:10): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 111.226630][T10071] loop2: detected capacity change from 0 to 16384 [ 111.250639][T10078] FAULT_INJECTION: forcing a failure. [ 111.250639][T10078] name failslab, interval 1, probability 0, space 0, times 0 [ 111.263600][T10078] CPU: 1 PID: 10078 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 111.273284][T10078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.284394][T10078] Call Trace: [ 111.287716][T10078] dump_stack+0x137/0x19d [ 111.292423][T10078] should_fail+0x23c/0x250 [ 111.296845][T10078] ? getname_flags+0x84/0x3d0 [ 111.301517][T10078] __should_failslab+0x81/0x90 [ 111.306313][T10078] should_failslab+0x5/0x20 [ 111.310894][T10078] kmem_cache_alloc+0x46/0x2f0 [ 111.315659][T10078] getname_flags+0x84/0x3d0 [ 111.320168][T10078] ? vfs_write+0x50c/0x770 [ 111.324979][T10078] getname+0x15/0x20 [ 111.328989][T10078] do_sys_openat2+0x5b/0x250 [ 111.333650][T10078] __x64_sys_openat+0xef/0x110 [ 111.338414][T10078] do_syscall_64+0x4a/0x90 [ 111.343036][T10078] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.349103][T10078] RIP: 0033:0x4196c4 [ 111.353246][T10078] 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 [ 111.373195][T10078] RSP: 002b:00007f560f139ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 111.381625][T10078] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 111.389787][T10078] RDX: 0000000000000002 RSI: 00007f560f13a000 RDI: 00000000ffffff9c [ 111.397761][T10078] RBP: 00007f560f13a000 R08: 0000000000000000 R09: ffffffffffffffff [ 111.406299][T10078] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 111.414644][T10078] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:49 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2d, 0x43408) 19:05:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) 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) [ 111.429887][T10071] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:49 executing program 0 (fault-call:0 fault-nth:11): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:49 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2, 0x43408) [ 111.473919][T10086] loop3: detected capacity change from 0 to 16384 [ 111.495644][T10091] loop4: detected capacity change from 0 to 16384 [ 111.503507][T10098] FAULT_INJECTION: forcing a failure. [ 111.503507][T10098] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 111.516927][T10098] CPU: 1 PID: 10098 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 111.525696][T10098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.535855][T10098] Call Trace: [ 111.539189][T10098] dump_stack+0x137/0x19d [ 111.543627][T10098] should_fail+0x23c/0x250 [ 111.545044][T10086] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 111.548237][T10098] should_fail_usercopy+0x16/0x20 [ 111.564769][T10098] strncpy_from_user+0x21/0x250 [ 111.569733][T10098] getname_flags+0xb8/0x3d0 [ 111.574255][T10098] ? vfs_write+0x50c/0x770 [ 111.576738][T10106] loop2: detected capacity change from 0 to 16384 [ 111.578680][T10098] getname+0x15/0x20 [ 111.578702][T10098] do_sys_openat2+0x5b/0x250 [ 111.593679][T10098] __x64_sys_openat+0xef/0x110 [ 111.598802][T10098] do_syscall_64+0x4a/0x90 [ 111.603247][T10098] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.609215][T10098] RIP: 0033:0x4196c4 19:05:49 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="020000000300000004000000", 0xc, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 111.613206][T10098] 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 [ 111.627121][T10106] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 111.632950][T10098] RSP: 002b:00007f560f139ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 111.632973][T10098] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 111.632984][T10098] RDX: 0000000000000002 RSI: 00007f560f13a000 RDI: 00000000ffffff9c [ 111.632996][T10098] RBP: 00007f560f13a000 R08: 0000000000000000 R09: ffffffffffffffff [ 111.678300][T10098] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 111.688206][T10098] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:50 executing program 0 (fault-call:0 fault-nth:12): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 111.721816][T10091] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 111.734044][T10091] EXT4-fs (loop4): get root inode failed [ 111.740078][T10091] EXT4-fs (loop4): mount failed [ 111.757039][T10124] FAULT_INJECTION: forcing a failure. [ 111.757039][T10124] name failslab, interval 1, probability 0, space 0, times 0 [ 111.769799][T10124] CPU: 1 PID: 10124 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 111.778815][T10124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.789067][T10124] Call Trace: [ 111.792364][T10124] dump_stack+0x137/0x19d [ 111.795384][T10128] loop3: detected capacity change from 0 to 16384 [ 111.796869][T10124] should_fail+0x23c/0x250 [ 111.807983][T10124] ? __alloc_file+0x2e/0x1a0 [ 111.813259][T10124] __should_failslab+0x81/0x90 19:05:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 111.818110][T10124] should_failslab+0x5/0x20 [ 111.822813][T10124] kmem_cache_alloc+0x46/0x2f0 [ 111.823767][T10128] EXT4-fs (loop3): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 111.827599][T10124] __alloc_file+0x2e/0x1a0 [ 111.843384][T10124] alloc_empty_file+0xcd/0x1c0 [ 111.848410][T10124] path_openat+0x6a/0x20b0 [ 111.852937][T10124] ? iov_iter_advance+0x291/0xe10 [ 111.858349][T10124] ? shmem_write_end+0x37d/0x3d0 [ 111.863573][T10124] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 111.869924][T10124] ? generic_perform_write+0x332/0x3a0 [ 111.875407][T10124] do_filp_open+0xd9/0x1f0 [ 111.879992][T10124] ? __virt_addr_valid+0x15a/0x1a0 [ 111.885487][T10124] ? __check_object_size+0x253/0x310 [ 111.891088][T10124] ? _find_next_bit+0x16a/0x190 [ 111.896469][T10124] ? alloc_fd+0x388/0x3e0 [ 111.900813][T10124] do_sys_openat2+0xa3/0x250 [ 111.906101][T10124] __x64_sys_openat+0xef/0x110 [ 111.911210][T10124] do_syscall_64+0x4a/0x90 [ 111.915634][T10124] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.921523][T10124] RIP: 0033:0x4196c4 [ 111.925492][T10124] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 111.945942][T10124] RSP: 002b:00007f560f139ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 111.954553][T10124] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 111.962531][T10124] RDX: 0000000000000002 RSI: 00007f560f13a000 RDI: 00000000ffffff9c 19:05:50 executing program 0 (fault-call:0 fault-nth:13): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:50 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3, 0x43408) [ 111.970999][T10124] RBP: 00007f560f13a000 R08: 0000000000000000 R09: ffffffffffffffff [ 111.978979][T10124] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 111.987453][T10124] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) 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) [ 112.044394][T10146] FAULT_INJECTION: forcing a failure. [ 112.044394][T10146] name failslab, interval 1, probability 0, space 0, times 0 [ 112.057604][T10146] CPU: 0 PID: 10146 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 112.066450][T10146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.076520][T10146] Call Trace: [ 112.079810][T10146] dump_stack+0x137/0x19d [ 112.084230][T10146] should_fail+0x23c/0x250 [ 112.084829][T10149] loop3: detected capacity change from 0 to 16384 [ 112.088873][T10146] ? security_file_alloc+0x30/0x190 [ 112.088905][T10146] __should_failslab+0x81/0x90 [ 112.105446][T10146] should_failslab+0x5/0x20 [ 112.110063][T10146] kmem_cache_alloc+0x46/0x2f0 [ 112.114942][T10146] security_file_alloc+0x30/0x190 [ 112.119983][T10146] __alloc_file+0x83/0x1a0 [ 112.124746][T10146] alloc_empty_file+0xcd/0x1c0 [ 112.129764][T10146] path_openat+0x6a/0x20b0 [ 112.134274][T10146] ? iov_iter_advance+0x291/0xe10 [ 112.139393][T10146] ? shmem_write_end+0x37d/0x3d0 [ 112.144382][T10146] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 112.150648][T10146] ? generic_perform_write+0x332/0x3a0 [ 112.156374][T10146] do_filp_open+0xd9/0x1f0 [ 112.162059][T10146] ? __virt_addr_valid+0x15a/0x1a0 [ 112.167691][T10146] ? __check_object_size+0x253/0x310 [ 112.172985][T10146] ? _find_next_bit+0x16a/0x190 [ 112.178230][T10146] ? alloc_fd+0x388/0x3e0 [ 112.182660][T10146] do_sys_openat2+0xa3/0x250 [ 112.187397][T10146] __x64_sys_openat+0xef/0x110 [ 112.192464][T10146] do_syscall_64+0x4a/0x90 [ 112.196888][T10146] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.203199][T10146] RIP: 0033:0x4196c4 [ 112.207108][T10146] 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 [ 112.227264][T10146] RSP: 002b:00007f560f139ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 112.235830][T10146] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 19:05:50 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2e, 0x43408) [ 112.244710][T10146] RDX: 0000000000000002 RSI: 00007f560f13a000 RDI: 00000000ffffff9c [ 112.252804][T10146] RBP: 00007f560f13a000 R08: 0000000000000000 R09: ffffffffffffffff [ 112.261583][T10146] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 112.269584][T10146] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 112.284174][T10149] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock 19:05:50 executing program 0 (fault-call:0 fault-nth:14): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 112.294180][T10149] EXT4-fs (loop3): group descriptors corrupted! [ 112.301108][T10155] loop4: detected capacity change from 0 to 16384 [ 112.307884][T10147] loop2: detected capacity change from 0 to 16384 [ 112.331199][T10147] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 112.353338][T10175] FAULT_INJECTION: forcing a failure. [ 112.353338][T10175] name failslab, interval 1, probability 0, space 0, times 0 [ 112.366121][T10175] CPU: 1 PID: 10175 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 112.375093][T10175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.385527][T10175] Call Trace: [ 112.389149][T10175] dump_stack+0x137/0x19d [ 112.393678][T10175] should_fail+0x23c/0x250 [ 112.398521][T10175] ? loop_set_status_from_info+0x3a0/0x3a0 [ 112.404396][T10175] __should_failslab+0x81/0x90 [ 112.409394][T10175] ? __kthread_create_on_node+0x7a/0x290 [ 112.415858][T10175] should_failslab+0x5/0x20 [ 112.420540][T10175] kmem_cache_alloc_trace+0x49/0x310 [ 112.426382][T10175] ? loop_set_status_from_info+0x3a0/0x3a0 [ 112.433229][T10175] __kthread_create_on_node+0x7a/0x290 [ 112.438816][T10175] ? lo_open+0x93/0xa0 [ 112.443274][T10175] ? __blkdev_get+0xc1/0x6d0 [ 112.447984][T10175] ? loop_set_status_from_info+0x3a0/0x3a0 [ 112.453826][T10175] kthread_create_on_node+0x72/0xa0 [ 112.459152][T10175] loop_configure+0x597/0xcb0 [ 112.463981][T10175] ? mntput+0x45/0x70 [ 112.468249][T10175] lo_ioctl+0x555/0x11f0 [ 112.472669][T10175] ? path_openat+0x19ab/0x20b0 [ 112.477567][T10175] ? putname+0xa5/0xc0 [ 112.481966][T10175] ? ___cache_free+0x3c/0x300 [ 112.486814][T10175] ? blkdev_common_ioctl+0x9c3/0x1040 [ 112.492693][T10175] ? selinux_file_ioctl+0x8e0/0x970 [ 112.498120][T10175] ? lo_release+0x120/0x120 [ 112.502639][T10175] blkdev_ioctl+0x1d0/0x3c0 [ 112.507170][T10175] block_ioctl+0x6d/0x80 [ 112.511440][T10175] ? blkdev_iopoll+0x70/0x70 [ 112.516142][T10175] __se_sys_ioctl+0xcb/0x140 [ 112.520757][T10175] __x64_sys_ioctl+0x3f/0x50 [ 112.525397][T10175] do_syscall_64+0x4a/0x90 [ 112.529873][T10175] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.536013][T10175] RIP: 0033:0x466397 [ 112.539904][T10175] 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 [ 112.559593][T10175] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.568311][T10175] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 112.576367][T10175] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 112.584598][T10175] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 112.592776][T10175] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 19:05:50 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x4, 0x43408) 19:05:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 112.600918][T10175] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:50 executing program 0 (fault-call:0 fault-nth:15): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 112.660625][T10187] loop3: detected capacity change from 0 to 16384 [ 112.680105][T10186] loop4: detected capacity change from 0 to 16384 [ 112.695477][T10187] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock 19:05:51 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2f, 0x43408) [ 112.705350][T10187] EXT4-fs (loop3): group descriptors corrupted! [ 112.706863][T10186] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 112.724130][T10186] EXT4-fs (loop4): get root inode failed [ 112.727899][T10199] FAULT_INJECTION: forcing a failure. [ 112.727899][T10199] name failslab, interval 1, probability 0, space 0, times 0 [ 112.729870][T10186] EXT4-fs (loop4): mount failed [ 112.742696][T10199] CPU: 0 PID: 10199 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 112.756478][T10199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.767482][T10199] Call Trace: [ 112.770785][T10199] dump_stack+0x137/0x19d [ 112.775587][T10199] should_fail+0x23c/0x250 [ 112.780184][T10199] ? __kernfs_new_node+0x6a/0x330 [ 112.785669][T10199] __should_failslab+0x81/0x90 [ 112.792145][T10199] should_failslab+0x5/0x20 [ 112.796923][T10199] kmem_cache_alloc+0x46/0x2f0 [ 112.802308][T10199] ? kvm_sched_clock_read+0xd/0x20 [ 112.807592][T10199] __kernfs_new_node+0x6a/0x330 [ 112.812679][T10199] ? select_task_rq_fair+0x186/0xc00 [ 112.818121][T10199] ? rb_insert_color+0x7e/0x310 [ 112.826260][T10199] kernfs_create_dir_ns+0x5e/0x140 [ 112.831708][T10199] internal_create_group+0x138/0x850 [ 112.837412][T10199] ? check_preempt_wakeup+0x1bb/0x360 [ 112.843142][T10199] sysfs_create_group+0x1b/0x20 [ 112.848198][T10199] loop_configure+0xa21/0xcb0 [ 112.853161][T10199] lo_ioctl+0x555/0x11f0 [ 112.857707][T10199] ? path_openat+0x19ab/0x20b0 [ 112.862751][T10199] ? putname+0xa5/0xc0 [ 112.866837][T10199] ? ___cache_free+0x3c/0x300 [ 112.871804][T10199] ? blkdev_common_ioctl+0x9c3/0x1040 [ 112.877363][T10199] ? selinux_file_ioctl+0x8e0/0x970 [ 112.882925][T10199] ? lo_release+0x120/0x120 [ 112.887583][T10199] blkdev_ioctl+0x1d0/0x3c0 [ 112.892355][T10199] block_ioctl+0x6d/0x80 [ 112.897631][T10199] ? blkdev_iopoll+0x70/0x70 [ 112.902724][T10199] __se_sys_ioctl+0xcb/0x140 [ 112.907773][T10199] __x64_sys_ioctl+0x3f/0x50 [ 112.912806][T10199] do_syscall_64+0x4a/0x90 [ 112.917328][T10199] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.924276][T10199] RIP: 0033:0x466397 [ 112.928462][T10199] 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 [ 112.950177][T10199] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.958810][T10199] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 112.967773][T10199] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 112.976268][T10199] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 112.984401][T10199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 112.992646][T10199] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 113.000997][T10199] loop0: detected capacity change from 0 to 4 19:05:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 113.010076][T10199] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 113.019058][T10198] loop2: detected capacity change from 0 to 16384 19:05:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x600, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:51 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x5, 0x43408) [ 113.062213][T10217] loop3: detected capacity change from 0 to 16384 [ 113.070485][T10217] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 113.080564][T10217] EXT4-fs (loop3): group descriptors corrupted! 19:05:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:51 executing program 0 (fault-call:0 fault-nth:16): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 113.159876][T10237] loop3: detected capacity change from 0 to 16384 [ 113.163562][T10231] loop4: detected capacity change from 0 to 16384 [ 113.177101][T10237] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 113.184690][T10236] loop2: detected capacity change from 0 to 16384 [ 113.196212][T10243] FAULT_INJECTION: forcing a failure. [ 113.196212][T10243] name failslab, interval 1, probability 0, space 0, times 0 [ 113.208901][T10243] CPU: 0 PID: 10243 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 113.217688][T10243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.220643][T10231] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 113.227823][T10243] Call Trace: [ 113.227834][T10243] dump_stack+0x137/0x19d [ 113.227860][T10243] should_fail+0x23c/0x250 [ 113.227900][T10243] ? __kernfs_new_node+0x6a/0x330 [ 113.239925][T10231] EXT4-fs (loop4): get root inode failed [ 113.243157][T10243] __should_failslab+0x81/0x90 [ 113.247522][T10231] EXT4-fs (loop4): mount failed [ 113.252018][T10243] should_failslab+0x5/0x20 [ 113.277231][T10243] kmem_cache_alloc+0x46/0x2f0 [ 113.282021][T10243] ? __cond_resched+0x11/0x40 [ 113.286688][T10243] __kernfs_new_node+0x6a/0x330 [ 113.291539][T10243] ? idr_alloc_cyclic+0x249/0x2d0 [ 113.296568][T10243] ? rb_insert_color+0x7e/0x310 [ 113.301413][T10243] kernfs_new_node+0x5b/0xd0 [ 113.306077][T10243] __kernfs_create_file+0x45/0x1a0 [ 113.311258][T10243] sysfs_add_file_mode_ns+0x1c1/0x250 [ 113.316942][T10243] internal_create_group+0x2e4/0x850 [ 113.322273][T10243] sysfs_create_group+0x1b/0x20 [ 113.327130][T10243] loop_configure+0xa21/0xcb0 [ 113.331916][T10243] lo_ioctl+0x555/0x11f0 [ 113.336177][T10243] ? path_openat+0x19ab/0x20b0 [ 113.341279][T10243] ? putname+0xa5/0xc0 [ 113.345340][T10243] ? ___cache_free+0x3c/0x300 [ 113.350021][T10243] ? blkdev_common_ioctl+0x9c3/0x1040 [ 113.355385][T10243] ? selinux_file_ioctl+0x8e0/0x970 [ 113.360914][T10243] ? lo_release+0x120/0x120 [ 113.365407][T10243] blkdev_ioctl+0x1d0/0x3c0 [ 113.369897][T10243] block_ioctl+0x6d/0x80 [ 113.374193][T10243] ? blkdev_iopoll+0x70/0x70 [ 113.378848][T10243] __se_sys_ioctl+0xcb/0x140 [ 113.383501][T10243] __x64_sys_ioctl+0x3f/0x50 [ 113.388106][T10243] do_syscall_64+0x4a/0x90 [ 113.392563][T10243] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.398480][T10243] RIP: 0033:0x466397 [ 113.402544][T10243] 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 [ 113.422150][T10243] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.430649][T10243] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 113.438679][T10243] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 113.446650][T10243] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 19:05:51 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x30, 0x43408) [ 113.454618][T10243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 113.462764][T10243] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 113.481542][T10243] loop0: detected capacity change from 0 to 4 [ 113.489608][T10243] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:51 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x600, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:51 executing program 0 (fault-call:0 fault-nth:17): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 113.508450][T10236] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:51 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x6, 0x43408) [ 113.576714][T10266] loop3: detected capacity change from 0 to 16384 [ 113.589459][T10266] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 113.606153][T10274] FAULT_INJECTION: forcing a failure. [ 113.606153][T10274] name failslab, interval 1, probability 0, space 0, times 0 [ 113.612326][T10277] loop2: detected capacity change from 0 to 16384 [ 113.619231][T10274] CPU: 1 PID: 10274 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 113.634508][T10274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.644692][T10274] Call Trace: [ 113.648004][T10274] dump_stack+0x137/0x19d [ 113.652349][T10274] should_fail+0x23c/0x250 [ 113.656824][T10274] ? __kernfs_new_node+0x6a/0x330 [ 113.661854][T10274] __should_failslab+0x81/0x90 [ 113.666645][T10274] should_failslab+0x5/0x20 [ 113.671145][T10274] kmem_cache_alloc+0x46/0x2f0 [ 113.676032][T10274] __kernfs_new_node+0x6a/0x330 [ 113.680879][T10274] ? __cond_resched+0x11/0x40 [ 113.685552][T10274] ? mutex_lock+0x9/0x30 [ 113.689794][T10274] kernfs_new_node+0x5b/0xd0 [ 113.694382][T10274] __kernfs_create_file+0x45/0x1a0 [ 113.699566][T10274] sysfs_add_file_mode_ns+0x1c1/0x250 [ 113.704948][T10274] internal_create_group+0x2e4/0x850 [ 113.710250][T10274] sysfs_create_group+0x1b/0x20 [ 113.715113][T10274] loop_configure+0xa21/0xcb0 [ 113.719871][T10274] lo_ioctl+0x555/0x11f0 [ 113.724116][T10274] ? path_openat+0x19ab/0x20b0 [ 113.728963][T10274] ? putname+0xa5/0xc0 [ 113.733046][T10274] ? ___cache_free+0x3c/0x300 [ 113.737720][T10274] ? blkdev_common_ioctl+0x9c3/0x1040 [ 113.743087][T10274] ? selinux_file_ioctl+0x8e0/0x970 [ 113.748274][T10274] ? lo_release+0x120/0x120 [ 113.752765][T10274] blkdev_ioctl+0x1d0/0x3c0 [ 113.757341][T10274] block_ioctl+0x6d/0x80 [ 113.761690][T10274] ? blkdev_iopoll+0x70/0x70 [ 113.766487][T10274] __se_sys_ioctl+0xcb/0x140 [ 113.771142][T10274] __x64_sys_ioctl+0x3f/0x50 [ 113.776129][T10274] do_syscall_64+0x4a/0x90 [ 113.780557][T10274] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.786539][T10274] RIP: 0033:0x466397 [ 113.790525][T10274] 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 [ 113.810831][T10274] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.819328][T10274] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 113.827464][T10274] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 113.835738][T10274] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 113.843966][T10274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 113.852060][T10274] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 113.860630][T10274] loop0: detected capacity change from 0 to 4 [ 113.869601][T10282] loop4: detected capacity change from 0 to 16384 19:05:52 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x31, 0x43408) 19:05:52 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x3, &(0x7f0000000980)=[{&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 113.903594][T10274] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 113.914204][T10282] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 113.926351][T10282] EXT4-fs (loop4): get root inode failed [ 113.932003][T10282] EXT4-fs (loop4): mount failed 19:05:52 executing program 0 (fault-call:0 fault-nth:18): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:52 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x7, 0x43408) 19:05:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x600, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 113.956697][T10277] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 114.023162][T10313] loop4: detected capacity change from 0 to 16384 [ 114.029719][T10307] loop3: detected capacity change from 0 to 16384 [ 114.037878][T10307] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 114.045358][T10313] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 114.057733][T10313] EXT4-fs (loop4): get root inode failed [ 114.063661][T10313] EXT4-fs (loop4): mount failed [ 114.067383][T10320] FAULT_INJECTION: forcing a failure. [ 114.067383][T10320] name failslab, interval 1, probability 0, space 0, times 0 [ 114.079199][T10327] loop2: detected capacity change from 0 to 16384 [ 114.082077][T10320] CPU: 1 PID: 10320 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 114.097368][T10320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.108136][T10320] Call Trace: [ 114.108985][T10327] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x700, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 114.111470][T10320] dump_stack+0x137/0x19d [ 114.111498][T10320] should_fail+0x23c/0x250 [ 114.126205][T10327] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 114.127301][T10320] ? __kernfs_new_node+0x6a/0x330 [ 114.127329][T10320] __should_failslab+0x81/0x90 [ 114.131843][T10327] block bitmap and bg descriptor inconsistent: 20528 vs 48 free clusters [ 114.160175][T10320] should_failslab+0x5/0x20 [ 114.164802][T10320] kmem_cache_alloc+0x46/0x2f0 [ 114.169636][T10320] __kernfs_new_node+0x6a/0x330 [ 114.174671][T10320] ? __cond_resched+0x11/0x40 [ 114.179654][T10320] ? mutex_lock+0x9/0x30 [ 114.184277][T10320] kernfs_new_node+0x5b/0xd0 [ 114.190325][T10320] __kernfs_create_file+0x45/0x1a0 [ 114.196291][T10320] sysfs_add_file_mode_ns+0x1c1/0x250 [ 114.203140][T10320] internal_create_group+0x2e4/0x850 [ 114.209434][T10320] sysfs_create_group+0x1b/0x20 [ 114.214500][T10320] loop_configure+0xa21/0xcb0 [ 114.219466][T10320] lo_ioctl+0x555/0x11f0 [ 114.223704][T10320] ? path_openat+0x19ab/0x20b0 [ 114.228572][T10320] ? putname+0xa5/0xc0 [ 114.238447][T10320] ? ___cache_free+0x3c/0x300 [ 114.243477][T10320] ? blkdev_common_ioctl+0x9c3/0x1040 [ 114.249657][T10320] ? selinux_file_ioctl+0x8e0/0x970 [ 114.255867][T10320] ? lo_release+0x120/0x120 [ 114.261141][T10320] blkdev_ioctl+0x1d0/0x3c0 [ 114.266177][T10320] block_ioctl+0x6d/0x80 [ 114.270922][T10320] ? blkdev_iopoll+0x70/0x70 [ 114.276847][T10320] __se_sys_ioctl+0xcb/0x140 [ 114.282560][T10320] __x64_sys_ioctl+0x3f/0x50 [ 114.287272][T10320] do_syscall_64+0x4a/0x90 [ 114.293442][T10320] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.300804][T10320] RIP: 0033:0x466397 [ 114.305536][T10320] 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 [ 114.332183][T10320] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.341129][T10320] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 114.350231][T10320] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 114.359055][T10320] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 19:05:52 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x8, 0x43408) [ 114.367293][T10320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 114.380680][T10320] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 114.397253][T10320] loop0: detected capacity change from 0 to 4 19:05:52 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{0x0, 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 114.423720][T10320] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:52 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x32, 0x43408) 19:05:52 executing program 0 (fault-call:0 fault-nth:19): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 114.470298][T10350] loop2: detected capacity change from 0 to 16384 [ 114.488572][T10351] loop4: detected capacity change from 0 to 16384 [ 114.502762][T10350] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x700, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:52 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x9, 0x43408) [ 114.510381][T10352] loop3: detected capacity change from 0 to 16384 [ 114.518574][T10350] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 18480 vs 48 free clusters [ 114.575695][T10352] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 114.608333][T10372] FAULT_INJECTION: forcing a failure. [ 114.608333][T10372] name failslab, interval 1, probability 0, space 0, times 0 [ 114.622222][T10382] loop2: detected capacity change from 0 to 16384 [ 114.622826][T10372] CPU: 1 PID: 10372 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 114.629813][T10351] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 114.638405][T10372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.638418][T10372] Call Trace: [ 114.638426][T10372] dump_stack+0x137/0x19d [ 114.638450][T10372] should_fail+0x23c/0x250 [ 114.651061][T10351] EXT4-fs (loop4): get root inode failed [ 114.661621][T10372] ? __kernfs_new_node+0x6a/0x330 [ 114.661648][T10372] __should_failslab+0x81/0x90 [ 114.664944][T10351] EXT4-fs (loop4): mount failed [ 114.669672][T10372] should_failslab+0x5/0x20 [ 114.694628][T10382] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 114.696539][T10372] kmem_cache_alloc+0x46/0x2f0 19:05:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x700, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 114.712629][T10382] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 114.719006][T10372] __kernfs_new_node+0x6a/0x330 [ 114.719079][T10372] ? __cond_resched+0x11/0x40 [ 114.724190][T10382] block bitmap and bg descriptor inconsistent: 18480 vs 48 free clusters [ 114.752140][T10372] ? mutex_lock+0x9/0x30 [ 114.756657][T10372] kernfs_new_node+0x5b/0xd0 [ 114.761460][T10372] __kernfs_create_file+0x45/0x1a0 [ 114.766877][T10372] sysfs_add_file_mode_ns+0x1c1/0x250 [ 114.772453][T10372] internal_create_group+0x2e4/0x850 [ 114.777891][T10372] sysfs_create_group+0x1b/0x20 [ 114.783318][T10372] loop_configure+0xa21/0xcb0 [ 114.788124][T10372] lo_ioctl+0x555/0x11f0 [ 114.793546][T10372] ? path_openat+0x19ab/0x20b0 [ 114.799974][T10372] ? putname+0xa5/0xc0 [ 114.804625][T10372] ? ___cache_free+0x3c/0x300 [ 114.810196][T10372] ? blkdev_common_ioctl+0x9c3/0x1040 [ 114.816502][T10372] ? selinux_file_ioctl+0x8e0/0x970 [ 114.821832][T10372] ? lo_release+0x120/0x120 [ 114.826431][T10372] blkdev_ioctl+0x1d0/0x3c0 [ 114.831266][T10372] block_ioctl+0x6d/0x80 [ 114.835806][T10372] ? blkdev_iopoll+0x70/0x70 [ 114.840795][T10372] __se_sys_ioctl+0xcb/0x140 [ 114.845851][T10372] __x64_sys_ioctl+0x3f/0x50 [ 114.850802][T10372] do_syscall_64+0x4a/0x90 [ 114.855282][T10372] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.861658][T10372] RIP: 0033:0x466397 [ 114.865842][T10372] 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 [ 114.889700][T10372] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.900188][T10372] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 114.914266][T10372] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 19:05:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{0x0, 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:53 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xa, 0x43408) [ 114.922963][T10372] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 114.931217][T10372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 114.939968][T10372] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 114.951595][T10372] loop0: detected capacity change from 0 to 4 19:05:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 114.994435][T10372] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 115.026116][T10402] loop2: detected capacity change from 0 to 16384 [ 115.034726][T10404] loop3: detected capacity change from 0 to 16384 19:05:53 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x33, 0x43408) [ 115.040544][T10408] loop4: detected capacity change from 0 to 16384 [ 115.054095][T10404] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 19:05:53 executing program 0 (fault-call:0 fault-nth:20): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{0x0, 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 115.086655][T10408] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 115.097621][T10402] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 115.099744][T10408] EXT4-fs (loop4): get root inode failed [ 115.118353][T10408] EXT4-fs (loop4): mount failed [ 115.140167][T10402] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 18480 vs 48 free clusters [ 115.167716][T10426] FAULT_INJECTION: forcing a failure. [ 115.167716][T10426] name failslab, interval 1, probability 0, space 0, times 0 19:05:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x600, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:53 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xb, 0x43408) [ 115.183544][T10426] CPU: 0 PID: 10426 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 115.193133][T10426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.204885][T10426] Call Trace: [ 115.208278][T10426] dump_stack+0x137/0x19d [ 115.210149][T10433] loop3: detected capacity change from 0 to 16384 [ 115.212909][T10426] should_fail+0x23c/0x250 [ 115.212938][T10426] ? __kernfs_new_node+0x6a/0x330 [ 115.222454][T10433] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 115.224041][T10426] __should_failslab+0x81/0x90 [ 115.224076][T10426] should_failslab+0x5/0x20 [ 115.224093][T10426] kmem_cache_alloc+0x46/0x2f0 [ 115.250740][T10426] __kernfs_new_node+0x6a/0x330 [ 115.255795][T10426] ? __cond_resched+0x11/0x40 [ 115.260466][T10426] ? mutex_lock+0x9/0x30 [ 115.264704][T10426] kernfs_new_node+0x5b/0xd0 [ 115.269306][T10426] __kernfs_create_file+0x45/0x1a0 [ 115.274767][T10426] sysfs_add_file_mode_ns+0x1c1/0x250 [ 115.280535][T10426] internal_create_group+0x2e4/0x850 [ 115.285989][T10426] sysfs_create_group+0x1b/0x20 [ 115.291076][T10426] loop_configure+0xa21/0xcb0 [ 115.296565][T10426] lo_ioctl+0x555/0x11f0 [ 115.300997][T10426] ? path_openat+0x19ab/0x20b0 [ 115.305909][T10426] ? putname+0xa5/0xc0 [ 115.310356][T10426] ? ___cache_free+0x3c/0x300 [ 115.315733][T10426] ? blkdev_common_ioctl+0x9c3/0x1040 [ 115.321513][T10426] ? selinux_file_ioctl+0x8e0/0x970 [ 115.326706][T10426] ? lo_release+0x120/0x120 [ 115.331652][T10426] blkdev_ioctl+0x1d0/0x3c0 [ 115.336480][T10426] block_ioctl+0x6d/0x80 [ 115.340718][T10426] ? blkdev_iopoll+0x70/0x70 [ 115.345696][T10426] __se_sys_ioctl+0xcb/0x140 [ 115.350825][T10426] __x64_sys_ioctl+0x3f/0x50 [ 115.355930][T10426] do_syscall_64+0x4a/0x90 [ 115.360802][T10426] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.366926][T10426] RIP: 0033:0x466397 [ 115.371071][T10426] 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 [ 115.391605][T10426] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.400056][T10426] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 115.408455][T10426] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 115.416505][T10426] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 115.424473][T10426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 115.432526][T10426] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:53 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:53 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xc, 0x43408) [ 115.441165][T10426] loop0: detected capacity change from 0 to 4 [ 115.450320][T10426] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:53 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x34, 0x43408) 19:05:53 executing program 0 (fault-call:0 fault-nth:21): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 115.513075][T10455] loop3: detected capacity change from 0 to 16384 [ 115.539422][T10458] loop2: detected capacity change from 0 to 16384 [ 115.550929][T10455] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 115.577588][T10469] loop4: detected capacity change from 0 to 16384 [ 115.585053][T10474] FAULT_INJECTION: forcing a failure. [ 115.585053][T10474] name failslab, interval 1, probability 0, space 0, times 0 [ 115.585604][T10458] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 115.598332][T10474] CPU: 1 PID: 10474 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 115.618807][T10474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.629547][T10474] Call Trace: [ 115.633134][T10474] dump_stack+0x137/0x19d [ 115.637468][T10474] should_fail+0x23c/0x250 [ 115.641884][T10474] ? __kernfs_new_node+0x6a/0x330 [ 115.646915][T10474] __should_failslab+0x81/0x90 [ 115.652229][T10474] should_failslab+0x5/0x20 [ 115.656728][T10474] kmem_cache_alloc+0x46/0x2f0 [ 115.661487][T10474] __kernfs_new_node+0x6a/0x330 [ 115.666353][T10474] ? __cond_resched+0x11/0x40 [ 115.671187][T10474] ? mutex_lock+0x9/0x30 [ 115.675469][T10474] kernfs_new_node+0x5b/0xd0 [ 115.680057][T10474] __kernfs_create_file+0x45/0x1a0 [ 115.685354][T10474] sysfs_add_file_mode_ns+0x1c1/0x250 [ 115.690729][T10474] internal_create_group+0x2e4/0x850 [ 115.696289][T10474] sysfs_create_group+0x1b/0x20 [ 115.701154][T10474] loop_configure+0xa21/0xcb0 [ 115.705837][T10474] lo_ioctl+0x555/0x11f0 [ 115.710224][T10474] ? path_openat+0x19ab/0x20b0 [ 115.715004][T10474] ? putname+0xa5/0xc0 [ 115.719076][T10474] ? ___cache_free+0x3c/0x300 [ 115.723946][T10474] ? blkdev_common_ioctl+0x9c3/0x1040 [ 115.729592][T10474] ? selinux_file_ioctl+0x8e0/0x970 [ 115.735390][T10474] ? lo_release+0x120/0x120 [ 115.740304][T10474] blkdev_ioctl+0x1d0/0x3c0 [ 115.744980][T10474] block_ioctl+0x6d/0x80 [ 115.749386][T10474] ? blkdev_iopoll+0x70/0x70 [ 115.754070][T10474] __se_sys_ioctl+0xcb/0x140 [ 115.758944][T10474] __x64_sys_ioctl+0x3f/0x50 [ 115.763797][T10474] do_syscall_64+0x4a/0x90 [ 115.768205][T10474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.775148][T10474] RIP: 0033:0x466397 [ 115.780002][T10474] 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 [ 115.800509][T10474] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.809201][T10474] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 115.817368][T10474] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 19:05:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 115.825714][T10474] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 115.833713][T10474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 115.842281][T10474] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:54 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xd, 0x43408) 19:05:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x600, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:54 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x35, 0x43408) [ 115.885908][T10474] loop0: detected capacity change from 0 to 4 [ 115.903661][T10469] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 115.916803][T10469] EXT4-fs (loop4): get root inode failed [ 115.922695][T10469] EXT4-fs (loop4): mount failed [ 115.944334][T10474] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 115.963935][T10493] loop3: detected capacity change from 0 to 16384 [ 115.973453][T10502] loop2: detected capacity change from 0 to 16384 [ 115.974575][T10493] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 19:05:54 executing program 0 (fault-call:0 fault-nth:22): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:54 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xe, 0x43408) 19:05:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 116.036067][T10502] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 116.062112][T10502] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 20528 vs 48 free clusters [ 116.095206][T10518] loop0: detected capacity change from 0 to 4 [ 116.101955][T10518] FAULT_INJECTION: forcing a failure. [ 116.101955][T10518] name failslab, interval 1, probability 0, space 0, times 0 [ 116.107547][T10526] loop3: detected capacity change from 0 to 16384 [ 116.116523][T10518] CPU: 1 PID: 10518 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 116.128937][T10526] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 116.132997][T10518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.133012][T10518] Call Trace: [ 116.133020][T10518] dump_stack+0x137/0x19d [ 116.158094][T10518] should_fail+0x23c/0x250 [ 116.163164][T10518] __should_failslab+0x81/0x90 [ 116.163229][T10529] loop4: detected capacity change from 0 to 16384 [ 116.168310][T10518] ? kobject_uevent_env+0x1a7/0xc40 [ 116.168341][T10518] should_failslab+0x5/0x20 [ 116.186455][T10518] kmem_cache_alloc_trace+0x49/0x310 [ 116.192243][T10518] ? dev_uevent_filter+0x70/0x70 [ 116.197397][T10518] kobject_uevent_env+0x1a7/0xc40 [ 116.202730][T10518] kobject_uevent+0x18/0x20 [ 116.208327][T10518] loop_configure+0xb3c/0xcb0 [ 116.213155][T10518] lo_ioctl+0x555/0x11f0 [ 116.218446][T10518] ? path_openat+0x19ab/0x20b0 [ 116.223680][T10518] ? putname+0xa5/0xc0 [ 116.227756][T10518] ? ___cache_free+0x3c/0x300 [ 116.232594][T10518] ? blkdev_common_ioctl+0x9c3/0x1040 [ 116.238650][T10518] ? selinux_file_ioctl+0x8e0/0x970 [ 116.244018][T10518] ? lo_release+0x120/0x120 [ 116.248695][T10518] blkdev_ioctl+0x1d0/0x3c0 [ 116.253370][T10518] block_ioctl+0x6d/0x80 [ 116.257817][T10518] ? blkdev_iopoll+0x70/0x70 [ 116.263061][T10518] __se_sys_ioctl+0xcb/0x140 [ 116.267905][T10518] __x64_sys_ioctl+0x3f/0x50 [ 116.273512][T10518] do_syscall_64+0x4a/0x90 [ 116.278311][T10518] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.284286][T10518] RIP: 0033:0x466397 [ 116.288185][T10518] 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 [ 116.308052][T10518] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 116.316541][T10518] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 116.324590][T10518] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 116.332553][T10518] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 19:05:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x500, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:54 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x36, 0x43408) 19:05:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dc", 0x2d, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 116.340561][T10518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 116.348608][T10518] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 116.357684][T10529] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 116.370650][T10529] EXT4-fs (loop4): get root inode failed [ 116.370899][T10518] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 116.376464][T10529] EXT4-fs (loop4): mount failed 19:05:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:54 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0xf, 0x43408) 19:05:54 executing program 0 (fault-call:0 fault-nth:23): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 116.439208][T10548] loop3: detected capacity change from 0 to 16384 [ 116.462475][T10553] loop2: detected capacity change from 0 to 16384 [ 116.473328][T10548] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 116.492204][T10553] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 116.504923][T10557] loop4: detected capacity change from 0 to 16384 [ 116.512339][T10565] loop0: detected capacity change from 0 to 4 [ 116.518639][T10565] FAULT_INJECTION: forcing a failure. [ 116.518639][T10565] name failslab, interval 1, probability 0, space 0, times 0 19:05:54 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dc", 0x2d, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 116.520100][T10553] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 22576 vs 48 free clusters [ 116.531362][T10565] CPU: 1 PID: 10565 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 116.554508][T10565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.564597][T10565] Call Trace: [ 116.567972][T10565] dump_stack+0x137/0x19d [ 116.572335][T10565] should_fail+0x23c/0x250 [ 116.576767][T10565] ? kzalloc+0x1d/0x30 [ 116.580996][T10565] __should_failslab+0x81/0x90 [ 116.585845][T10565] should_failslab+0x5/0x20 19:05:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x500, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 116.590455][T10565] __kmalloc+0x66/0x340 [ 116.594743][T10565] kzalloc+0x1d/0x30 [ 116.598738][T10565] kobject_get_path+0x7c/0x110 [ 116.602820][T10573] loop3: detected capacity change from 0 to 16384 [ 116.603534][T10565] kobject_uevent_env+0x1be/0xc40 [ 116.603564][T10565] kobject_uevent+0x18/0x20 [ 116.619687][T10565] loop_configure+0xb3c/0xcb0 [ 116.623666][T10573] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 116.624473][T10565] lo_ioctl+0x555/0x11f0 [ 116.624496][T10565] ? path_openat+0x19ab/0x20b0 [ 116.624515][T10565] ? putname+0xa5/0xc0 [ 116.640012][T10557] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 116.640299][T10565] ? ___cache_free+0x3c/0x300 [ 116.644511][T10557] EXT4-fs (loop4): get root inode failed [ 116.656558][T10565] ? blkdev_common_ioctl+0x9c3/0x1040 [ 116.656587][T10565] ? selinux_file_ioctl+0x8e0/0x970 [ 116.661313][T10557] EXT4-fs (loop4): mount failed [ 116.667091][T10565] ? lo_release+0x120/0x120 [ 116.688176][T10565] blkdev_ioctl+0x1d0/0x3c0 [ 116.693043][T10565] block_ioctl+0x6d/0x80 [ 116.697290][T10565] ? blkdev_iopoll+0x70/0x70 [ 116.702683][T10565] __se_sys_ioctl+0xcb/0x140 [ 116.707514][T10565] __x64_sys_ioctl+0x3f/0x50 [ 116.712234][T10565] do_syscall_64+0x4a/0x90 [ 116.716766][T10565] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.722868][T10565] RIP: 0033:0x466397 [ 116.726844][T10565] 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 [ 116.746922][T10565] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 116.755535][T10565] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 116.763596][T10565] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 116.771751][T10565] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 116.780038][T10565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 116.788029][T10565] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:55 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x10, 0x43408) 19:05:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dc", 0x2d, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 116.815369][T10565] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 19:05:55 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x37, 0x43408) 19:05:55 executing program 0 (fault-call:0 fault-nth:24): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 116.861914][T10594] loop2: detected capacity change from 0 to 16384 19:05:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f", 0x44, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:55 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x11, 0x43408) [ 116.919053][T10601] loop3: detected capacity change from 0 to 16384 [ 116.926914][T10601] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 116.955907][T10612] loop4: detected capacity change from 0 to 16384 [ 116.971357][T10621] loop0: detected capacity change from 0 to 4 [ 116.974578][T10594] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 116.980718][T10621] FAULT_INJECTION: forcing a failure. [ 116.980718][T10621] name failslab, interval 1, probability 0, space 0, times 0 [ 117.002813][T10621] CPU: 0 PID: 10621 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 117.011606][T10621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.021669][T10621] Call Trace: [ 117.024955][T10621] dump_stack+0x137/0x19d [ 117.029335][T10621] should_fail+0x23c/0x250 [ 117.033868][T10621] __should_failslab+0x81/0x90 [ 117.038783][T10621] ? kobject_uevent_env+0x1a7/0xc40 [ 117.040837][T10612] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 117.044263][T10621] should_failslab+0x5/0x20 [ 117.044288][T10621] kmem_cache_alloc_trace+0x49/0x310 [ 117.044309][T10621] ? dev_uevent_filter+0x70/0x70 19:05:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x500, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 117.044327][T10621] kobject_uevent_env+0x1a7/0xc40 [ 117.044350][T10621] kobject_uevent+0x18/0x20 [ 117.056964][T10612] EXT4-fs (loop4): get root inode failed [ 117.061517][T10621] loop_configure+0xb3c/0xcb0 [ 117.066954][T10612] EXT4-fs (loop4): mount failed [ 117.071951][T10621] lo_ioctl+0x555/0x11f0 [ 117.100959][T10621] ? path_openat+0x19ab/0x20b0 [ 117.105744][T10621] ? putname+0xa5/0xc0 [ 117.109856][T10621] ? ___cache_free+0x3c/0x300 [ 117.114548][T10621] ? blkdev_common_ioctl+0x9c3/0x1040 [ 117.119106][T10635] loop3: detected capacity change from 0 to 16384 [ 117.119935][T10621] ? selinux_file_ioctl+0x8e0/0x970 [ 117.131843][T10621] ? lo_release+0x120/0x120 [ 117.136343][T10621] blkdev_ioctl+0x1d0/0x3c0 [ 117.140860][T10621] block_ioctl+0x6d/0x80 [ 117.145477][T10621] ? blkdev_iopoll+0x70/0x70 [ 117.150318][T10621] __se_sys_ioctl+0xcb/0x140 [ 117.154903][T10621] __x64_sys_ioctl+0x3f/0x50 [ 117.159523][T10621] do_syscall_64+0x4a/0x90 [ 117.163983][T10621] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.170005][T10621] RIP: 0033:0x466397 [ 117.173887][T10621] 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 [ 117.193813][T10621] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 117.202329][T10621] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 117.210470][T10621] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 117.218576][T10621] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 117.226806][T10621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 117.234949][T10621] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 117.251139][T10621] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 117.259645][T10635] EXT4-fs error (device loop3): ext4_fill_super:4960: inode #2: comm syz-executor.3: iget: root inode unallocated 19:05:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) 19:05:55 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x12, 0x43408) [ 117.271773][T10635] EXT4-fs (loop3): get root inode failed [ 117.277630][T10635] EXT4-fs (loop3): mount failed 19:05:55 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x38, 0x43408) 19:05:55 executing program 0 (fault-call:0 fault-nth:25): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:55 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f", 0x44, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 117.324856][T10654] loop2: detected capacity change from 0 to 16384 [ 117.367405][T10659] loop4: detected capacity change from 0 to 16384 [ 117.372639][T10654] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 117.387437][T10666] loop0: detected capacity change from 0 to 4 [ 117.389148][T10667] loop3: detected capacity change from 0 to 16384 [ 117.393675][T10666] FAULT_INJECTION: forcing a failure. [ 117.393675][T10666] name failslab, interval 1, probability 0, space 0, times 0 [ 117.404620][T10654] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 117.413094][T10666] CPU: 0 PID: 10666 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 117.413123][T10666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.413202][T10666] Call Trace: [ 117.421466][T10654] block bitmap and bg descriptor inconsistent: 22576 vs 48 free clusters [ 117.430195][T10666] dump_stack+0x137/0x19d [ 117.430224][T10666] should_fail+0x23c/0x250 [ 117.430240][T10666] __should_failslab+0x81/0x90 [ 117.465941][T10666] should_failslab+0x5/0x20 [ 117.470467][T10666] kmem_cache_alloc_node_trace+0x58/0x2e0 [ 117.476527][T10666] ? __kmalloc_node_track_caller+0x30/0x40 [ 117.482330][T10666] ? kmem_cache_alloc_node+0x1da/0x2b0 [ 117.487795][T10666] __kmalloc_node_track_caller+0x30/0x40 [ 117.493511][T10666] ? alloc_uevent_skb+0x5b/0x120 [ 117.498451][T10666] __alloc_skb+0x187/0x420 [ 117.502859][T10666] alloc_uevent_skb+0x5b/0x120 [ 117.507633][T10666] kobject_uevent_env+0x863/0xc40 [ 117.512712][T10666] kobject_uevent+0x18/0x20 [ 117.517310][T10666] loop_configure+0xb3c/0xcb0 [ 117.521978][T10666] lo_ioctl+0x555/0x11f0 [ 117.526210][T10666] ? path_openat+0x19ab/0x20b0 [ 117.531117][T10666] ? putname+0xa5/0xc0 [ 117.535625][T10666] ? ___cache_free+0x3c/0x300 [ 117.540289][T10666] ? blkdev_common_ioctl+0x9c3/0x1040 [ 117.545646][T10666] ? selinux_file_ioctl+0x8e0/0x970 [ 117.550847][T10666] ? lo_release+0x120/0x120 [ 117.555335][T10666] blkdev_ioctl+0x1d0/0x3c0 [ 117.559850][T10666] block_ioctl+0x6d/0x80 [ 117.564084][T10666] ? blkdev_iopoll+0x70/0x70 [ 117.568839][T10666] __se_sys_ioctl+0xcb/0x140 [ 117.573512][T10666] __x64_sys_ioctl+0x3f/0x50 [ 117.578239][T10666] do_syscall_64+0x4a/0x90 [ 117.582748][T10666] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.588646][T10666] RIP: 0033:0x466397 [ 117.592539][T10666] 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 [ 117.612236][T10666] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 117.620978][T10666] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 117.629215][T10666] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 117.637180][T10666] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 117.645139][T10666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 117.653113][T10666] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 19:05:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:56 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x13, 0x43408) [ 117.674914][T10659] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 117.687168][T10659] EXT4-fs (loop4): get root inode failed [ 117.692817][T10659] EXT4-fs (loop4): mount failed [ 117.698788][T10666] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 117.715335][T10667] EXT4-fs error (device loop3): ext4_fill_super:4960: inode #2: comm syz-executor.3: iget: root inode unallocated [ 117.727407][T10667] EXT4-fs (loop3): get root inode failed [ 117.733188][T10667] EXT4-fs (loop3): mount failed 19:05:56 executing program 0 (fault-call:0 fault-nth:26): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:56 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x39, 0x43408) [ 117.769208][T10696] loop2: detected capacity change from 0 to 16384 [ 117.792212][T10700] loop0: detected capacity change from 0 to 4 19:05:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f", 0x44, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:56 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x14, 0x43408) [ 117.820478][T10696] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 117.825110][T10700] FAULT_INJECTION: forcing a failure. [ 117.825110][T10700] name failslab, interval 1, probability 0, space 0, times 0 [ 117.845156][T10700] CPU: 0 PID: 10700 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 117.854472][T10700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.864699][T10700] Call Trace: 19:05:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) [ 117.868041][T10700] dump_stack+0x137/0x19d [ 117.872455][T10700] should_fail+0x23c/0x250 [ 117.876058][T10696] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 117.876914][T10700] ? skb_clone+0x12c/0x1f0 [ 117.876924][T10696] block bitmap and bg descriptor inconsistent: 24624 vs 48 free clusters [ 117.876942][T10700] __should_failslab+0x81/0x90 [ 117.888609][T10712] loop3: detected capacity change from 0 to 16384 [ 117.890018][T10700] should_failslab+0x5/0x20 [ 117.890039][T10700] kmem_cache_alloc+0x46/0x2f0 [ 117.918855][T10700] skb_clone+0x12c/0x1f0 [ 117.923122][T10700] netlink_broadcast_filtered+0x50d/0xb90 [ 117.926657][T10718] loop4: detected capacity change from 0 to 16384 [ 117.928930][T10700] ? skb_put+0xb9/0xf0 [ 117.939665][T10700] netlink_broadcast+0x35/0x50 [ 117.944856][T10700] kobject_uevent_env+0x8c9/0xc40 [ 117.950641][T10700] kobject_uevent+0x18/0x20 [ 117.955372][T10700] loop_configure+0xb3c/0xcb0 [ 117.960353][T10700] lo_ioctl+0x555/0x11f0 [ 117.964818][T10700] ? path_openat+0x19ab/0x20b0 [ 117.969773][T10700] ? putname+0xa5/0xc0 [ 117.974416][T10700] ? ___cache_free+0x3c/0x300 [ 117.980295][T10700] ? blkdev_common_ioctl+0x9c3/0x1040 [ 117.985860][T10700] ? selinux_file_ioctl+0x8e0/0x970 [ 117.991564][T10700] ? lo_release+0x120/0x120 [ 117.996239][T10700] blkdev_ioctl+0x1d0/0x3c0 [ 118.000742][T10700] block_ioctl+0x6d/0x80 [ 118.005223][T10700] ? blkdev_iopoll+0x70/0x70 [ 118.010057][T10700] __se_sys_ioctl+0xcb/0x140 [ 118.015085][T10700] __x64_sys_ioctl+0x3f/0x50 [ 118.019794][T10700] do_syscall_64+0x4a/0x90 [ 118.024572][T10700] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.030726][T10700] RIP: 0033:0x466397 [ 118.034936][T10700] 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 [ 118.055317][T10700] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.063724][T10700] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 19:05:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 118.071691][T10700] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 118.079669][T10700] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 118.087631][T10700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 118.095861][T10700] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 118.123392][T10718] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 118.135485][T10718] EXT4-fs (loop4): get root inode failed [ 118.135653][T10700] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) [ 118.141115][T10718] EXT4-fs (loop4): mount failed 19:05:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, 0x0, 0x0, 0xd9f, 0x0) 19:05:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f0000000000000000010000", 0x4f, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:56 executing program 0 (fault-call:0 fault-nth:27): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:56 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3a, 0x43408) 19:05:56 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x15, 0x43408) [ 118.226498][T10744] loop3: detected capacity change from 0 to 16384 [ 118.235005][T10744] EXT4-fs (loop3): invalid first ino: 0 [ 118.245569][T10751] loop4: detected capacity change from 0 to 16384 [ 118.245569][T10750] loop2: detected capacity change from 0 to 16384 [ 118.259073][T10750] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f0000000000000000010000", 0x4f, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 118.262482][T10754] loop0: detected capacity change from 0 to 4 [ 118.293175][T10754] FAULT_INJECTION: forcing a failure. [ 118.293175][T10754] name failslab, interval 1, probability 0, space 0, times 0 [ 118.306867][T10754] CPU: 0 PID: 10754 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 118.316192][T10754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.316639][T10751] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 118.326977][T10754] Call Trace: [ 118.326990][T10754] dump_stack+0x137/0x19d [ 118.327016][T10754] should_fail+0x23c/0x250 [ 118.327077][T10754] __should_failslab+0x81/0x90 [ 118.327101][T10754] ? call_usermodehelper_setup+0x81/0x160 [ 118.327160][T10754] should_failslab+0x5/0x20 [ 118.327177][T10754] kmem_cache_alloc_trace+0x49/0x310 [ 118.327269][T10754] ? add_uevent_var+0x16e/0x1c0 [ 118.339400][T10751] EXT4-fs (loop4): get root inode failed [ 118.342634][T10754] ? __kfree_skb+0xfe/0x150 [ 118.346997][T10751] EXT4-fs (loop4): mount failed [ 118.351580][T10754] call_usermodehelper_setup+0x81/0x160 [ 118.398813][T10754] ? add_uevent_var+0x1c0/0x1c0 [ 118.403794][T10754] kobject_uevent_env+0xb29/0xc40 [ 118.408913][T10754] kobject_uevent+0x18/0x20 [ 118.413443][T10754] loop_configure+0xb3c/0xcb0 [ 118.418109][T10754] lo_ioctl+0x555/0x11f0 [ 118.422692][T10754] ? path_openat+0x19ab/0x20b0 [ 118.427525][T10754] ? putname+0xa5/0xc0 [ 118.431632][T10754] ? ___cache_free+0x3c/0x300 [ 118.436678][T10754] ? blkdev_common_ioctl+0x9c3/0x1040 [ 118.442245][T10754] ? selinux_file_ioctl+0x8e0/0x970 [ 118.447448][T10754] ? lo_release+0x120/0x120 [ 118.451942][T10754] blkdev_ioctl+0x1d0/0x3c0 [ 118.456824][T10754] block_ioctl+0x6d/0x80 [ 118.461199][T10754] ? blkdev_iopoll+0x70/0x70 [ 118.465944][T10754] __se_sys_ioctl+0xcb/0x140 [ 118.470814][T10754] __x64_sys_ioctl+0x3f/0x50 [ 118.475405][T10754] do_syscall_64+0x4a/0x90 [ 118.479926][T10754] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.486242][T10754] RIP: 0033:0x466397 [ 118.490236][T10754] 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 [ 118.510231][T10754] RSP: 002b:00007f560f139f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.518700][T10754] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 118.526715][T10754] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 118.535158][T10754] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 118.543225][T10754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 118.551709][T10754] R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 [ 118.567715][T10750] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 24624 vs 48 free clusters [ 118.589647][T10772] loop3: detected capacity change from 0 to 16384 [ 118.614408][T10754] EXT4-fs (loop0): fragment/cluster size (32768) != block size (2048) 19:05:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) [ 118.627573][T10772] EXT4-fs (loop3): invalid first ino: 0 [ 118.641588][ T1766] ================================================================== [ 118.649685][ T1766] BUG: KCSAN: data-race in mb_free_blocks / mb_update_avg_fragment_size [ 118.658104][ T1766] [ 118.660427][ T1766] write to 0xffff8881017636d8 of 4 bytes by task 1765 on cpu 0: [ 118.668059][ T1766] mb_free_blocks+0x323/0xb40 [ 118.672996][ T1766] ext4_free_blocks+0x1418/0x1b50 [ 118.678051][ T1766] ext4_clear_blocks+0x292/0x2b0 [ 118.682996][ T1766] ext4_free_data+0x1b0/0x2b0 [ 118.687674][ T1766] ext4_free_branches+0x64/0x420 [ 118.692614][ T1766] ext4_free_branches+0x21b/0x420 [ 118.697635][ T1766] ext4_ind_truncate+0x751/0x880 [ 118.702779][ T1766] ext4_truncate+0x756/0xa80 [ 118.707364][ T1766] ext4_evict_inode+0xa54/0xdb0 [ 118.712216][ T1766] evict+0x1c8/0x3c0 [ 118.716111][ T1766] iput+0x433/0x590 [ 118.719933][ T1766] do_unlinkat+0x293/0x4f0 [ 118.724522][ T1766] __x64_sys_unlink+0x2c/0x30 [ 118.729200][ T1766] do_syscall_64+0x4a/0x90 [ 118.733626][ T1766] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.739506][ T1766] [ 118.741812][ T1766] read to 0xffff8881017636d8 of 4 bytes by task 1766 on cpu 1: [ 118.749347][ T1766] mb_update_avg_fragment_size+0x161/0x260 [ 118.755158][ T1766] mb_mark_used+0xae0/0xc50 [ 118.759734][ T1766] ext4_mb_use_best_found+0x102/0x320 [ 118.765130][ T1766] ext4_mb_complex_scan_group+0x349/0x850 [ 118.770884][ T1766] ext4_mb_regular_allocator+0x1a22/0x2520 [ 118.776771][ T1766] ext4_mb_new_blocks+0x762/0x1f90 [ 118.782223][ T1766] ext4_ext_map_blocks+0x1569/0x1f00 [ 118.787769][ T1766] ext4_map_blocks+0x70d/0xef0 [ 118.792694][ T1766] ext4_getblk+0xb1/0x3d0 [ 118.797623][ T1766] ext4_bread+0x28/0x130 [ 118.802067][ T1766] ext4_append+0xd1/0x1c0 [ 118.806584][ T1766] ext4_init_new_dir+0x177/0x500 [ 118.811919][ T1766] ext4_mkdir+0x329/0x760 [ 118.816600][ T1766] vfs_mkdir+0x2a4/0x370 [ 118.820924][ T1766] do_mkdirat+0x11d/0x200 [ 118.825428][ T1766] __x64_sys_mkdir+0x32/0x40 [ 118.830088][ T1766] do_syscall_64+0x4a/0x90 [ 118.834575][ T1766] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.840469][ T1766] [ 118.842804][ T1766] value changed: 0x0000000a -> 0x00000009 [ 118.848501][ T1766] [ 118.850810][ T1766] Reported by Kernel Concurrency Sanitizer on: [ 118.856953][ T1766] CPU: 1 PID: 1766 Comm: syz-executor.4 Not tainted 5.13.0-rc6-syzkaller #0 19:05:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) 19:05:57 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x16, 0x43408) 19:05:57 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3b, 0x43408) 19:05:57 executing program 0 (fault-call:0 fault-nth:28): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 118.865713][ T1766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.880958][ T1766] ================================================================== 19:05:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f0000000000000000010000", 0x4f, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 118.931148][T10789] loop2: detected capacity change from 0 to 16384 [ 118.956337][T10798] loop4: detected capacity change from 0 to 16384 [ 118.971589][T10800] loop0: detected capacity change from 0 to 4 [ 118.981916][T10800] FAULT_INJECTION: forcing a failure. [ 118.981916][T10800] name failslab, interval 1, probability 0, space 0, times 0 [ 118.994664][T10800] CPU: 0 PID: 10800 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 118.997288][T10789] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 119.003572][T10800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.003585][T10800] Call Trace: [ 119.003593][T10800] dump_stack+0x137/0x19d [ 119.016645][T10808] loop3: detected capacity change from 0 to 16384 [ 119.025381][T10800] should_fail+0x23c/0x250 [ 119.025409][T10800] ? getname_flags+0x84/0x3d0 [ 119.025425][T10800] __should_failslab+0x81/0x90 [ 119.025445][T10800] should_failslab+0x5/0x20 [ 119.058224][T10800] kmem_cache_alloc+0x46/0x2f0 [ 119.063040][T10800] getname_flags+0x84/0x3d0 [ 119.067530][T10800] do_mkdirat+0x3b/0x200 [ 119.071761][T10800] __x64_sys_mkdir+0x32/0x40 [ 119.076425][T10800] do_syscall_64+0x4a/0x90 [ 119.080983][T10800] ? irqentry_exit_to_user_mode+0x5/0x20 [ 119.086665][T10800] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.092655][T10800] RIP: 0033:0x4656e7 [ 119.096552][T10800] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.116354][T10800] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 119.125070][T10800] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 119.133027][T10800] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 119.140981][T10800] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff [ 119.149026][T10800] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 119.157117][T10800] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 [ 119.170474][T10798] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated 19:05:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x480, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b", 0x55, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 119.182695][T10798] EXT4-fs (loop4): get root inode failed [ 119.188444][T10798] EXT4-fs (loop4): mount failed 19:05:57 executing program 0 (fault-call:0 fault-nth:29): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:57 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3c, 0x43408) 19:05:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) 19:05:57 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x17, 0x43408) [ 119.283451][T10832] loop2: detected capacity change from 0 to 16384 [ 119.297341][T10842] loop3: detected capacity change from 0 to 16384 [ 119.303967][T10841] loop4: detected capacity change from 0 to 16384 [ 119.308112][T10843] loop0: detected capacity change from 0 to 4 [ 119.318581][T10842] EXT4-fs (loop3): unsupported inode size: 0 [ 119.318772][T10832] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 119.324629][T10842] EXT4-fs (loop3): blocksize: 4096 [ 119.330386][T10843] FAULT_INJECTION: forcing a failure. [ 119.330386][T10843] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 119.354509][T10843] CPU: 1 PID: 10843 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 119.363381][T10843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.372475][T10832] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 119.373554][T10843] Call Trace: [ 119.373563][T10843] dump_stack+0x137/0x19d [ 119.381927][T10832] block bitmap and bg descriptor inconsistent: 23600 vs 48 free clusters [ 119.385163][T10843] should_fail+0x23c/0x250 [ 119.393331][T10841] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 119.397958][T10843] should_fail_usercopy+0x16/0x20 [ 119.397985][T10843] strncpy_from_user+0x21/0x250 [ 119.402450][T10841] EXT4-fs (loop4): get root inode failed [ 119.414389][T10843] getname_flags+0xb8/0x3d0 [ 119.414415][T10843] do_mkdirat+0x3b/0x200 [ 119.419525][T10841] EXT4-fs (loop4): mount failed [ 119.424357][T10843] __x64_sys_mkdir+0x32/0x40 [ 119.424375][T10843] do_syscall_64+0x4a/0x90 [ 119.424395][T10843] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.459185][T10843] RIP: 0033:0x4656e7 [ 119.463067][T10843] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 19:05:57 executing program 0 (fault-call:0 fault-nth:30): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:57 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x18, 0x43408) [ 119.482993][T10843] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 119.491458][T10843] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 119.499528][T10843] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 119.507495][T10843] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff [ 119.515466][T10843] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 119.523435][T10843] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 19:05:57 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b", 0x55, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x2, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0x0, 0x0) 19:05:57 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3d, 0x43408) [ 119.609147][T10881] loop4: detected capacity change from 0 to 16384 [ 119.613812][T10877] loop2: detected capacity change from 0 to 16384 [ 119.629864][T10879] loop0: detected capacity change from 0 to 4 [ 119.631195][T10881] EXT4-fs error (device loop4): ext4_fill_super:4960: inode #2: comm syz-executor.4: iget: root inode unallocated [ 119.637787][T10879] FAULT_INJECTION: forcing a failure. [ 119.637787][T10879] name failslab, interval 1, probability 0, space 0, times 0 [ 119.648175][T10881] EXT4-fs (loop4): get root inode failed [ 119.661183][T10879] CPU: 1 PID: 10879 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 119.666839][T10881] EXT4-fs (loop4): mount failed [ 119.675682][T10879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.675695][T10879] Call Trace: [ 119.675701][T10879] dump_stack+0x137/0x19d [ 119.686399][T10880] loop3: detected capacity change from 0 to 16384 [ 119.690967][T10879] should_fail+0x23c/0x250 [ 119.709751][T10879] ? __d_alloc+0x36/0x370 [ 119.714080][T10879] __should_failslab+0x81/0x90 [ 119.719395][T10879] should_failslab+0x5/0x20 [ 119.723950][T10879] kmem_cache_alloc+0x46/0x2f0 [ 119.728780][T10879] __d_alloc+0x36/0x370 [ 119.732923][T10879] ? __perf_event_task_sched_out+0xce0/0xd30 [ 119.738927][T10879] ? putname+0xa5/0xc0 [ 119.743003][T10879] d_alloc+0x2a/0x130 [ 119.747196][T10879] __lookup_hash+0x8f/0x180 [ 119.751855][T10879] filename_create+0xdb/0x3c0 [ 119.756516][T10879] do_mkdirat+0x59/0x200 [ 119.760791][T10879] __x64_sys_mkdir+0x32/0x40 [ 119.765365][T10879] do_syscall_64+0x4a/0x90 [ 119.769805][T10879] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.777782][T10879] RIP: 0033:0x4656e7 [ 119.781671][T10879] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.801595][T10879] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 119.810001][T10879] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 119.817964][T10879] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 119.826031][T10879] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff [ 119.834073][T10879] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 119.842084][T10879] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 19:05:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:58 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x19, 0x43408) [ 119.864208][T10877] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:58 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b", 0x55, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:58 executing program 0 (fault-call:0 fault-nth:31): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:58 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3c, 0x43408) 19:05:58 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3e, 0x43408) 19:05:58 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1a, 0x43408) [ 119.996837][T10921] loop2: detected capacity change from 0 to 16384 [ 120.003444][T10923] loop3: detected capacity change from 0 to 16384 [ 120.008964][T10930] loop0: detected capacity change from 0 to 4 [ 120.018396][T10921] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 120.020265][T10930] FAULT_INJECTION: forcing a failure. [ 120.020265][T10930] name failslab, interval 1, probability 0, space 0, times 0 [ 120.042333][T10930] CPU: 0 PID: 10930 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 120.051133][T10930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.061191][T10930] Call Trace: [ 120.064472][T10930] dump_stack+0x137/0x19d [ 120.069148][T10930] should_fail+0x23c/0x250 [ 120.073646][T10930] ? ext4_alloc_inode+0x27/0x300 [ 120.078601][T10930] __should_failslab+0x81/0x90 [ 120.083465][T10930] ? set_qf_name+0x230/0x230 [ 120.088052][T10930] should_failslab+0x5/0x20 [ 120.092536][T10930] kmem_cache_alloc+0x46/0x2f0 [ 120.097287][T10930] ? ebitmap_destroy+0x91/0xa0 [ 120.102102][T10930] ? set_qf_name+0x230/0x230 [ 120.106767][T10930] ext4_alloc_inode+0x27/0x300 [ 120.111521][T10930] ? set_qf_name+0x230/0x230 [ 120.116108][T10930] new_inode_pseudo+0x38/0x1c0 [ 120.120960][T10930] new_inode+0x21/0x120 [ 120.125098][T10930] __ext4_new_inode+0x126/0x2f70 [ 120.130143][T10930] ? __dquot_initialize+0x131/0x7e0 [ 120.135361][T10930] ext4_mkdir+0x28a/0x760 [ 120.139686][T10930] vfs_mkdir+0x2a4/0x370 [ 120.143911][T10930] do_mkdirat+0x11d/0x200 [ 120.148243][T10930] __x64_sys_mkdir+0x32/0x40 [ 120.152817][T10930] do_syscall_64+0x4a/0x90 [ 120.157550][T10930] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.163495][T10930] RIP: 0033:0x4656e7 [ 120.167392][T10930] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.187418][T10930] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 120.196133][T10930] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 120.204087][T10930] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 120.212144][T10930] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff [ 120.220155][T10930] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 120.228203][T10930] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 [ 120.237867][T10923] EXT4-fs (loop3): unsupported inode size: 0 19:05:58 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x3b, 0x43408) 19:05:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x380, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 120.244008][T10923] EXT4-fs (loop3): blocksize: 4096 [ 120.253390][T10921] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, block bitmap and bg descriptor inconsistent: 24624 vs 48 free clusters 19:05:58 executing program 0 (fault-call:0 fault-nth:32): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) 19:05:58 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b000000", 0x58, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) 19:05:58 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1b, 0x43408) 19:05:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x400, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 120.355207][T10959] loop3: detected capacity change from 0 to 16384 [ 120.361779][T10960] loop2: detected capacity change from 0 to 16384 [ 120.362359][T10958] loop0: detected capacity change from 0 to 4 [ 120.385359][T10969] loop4: detected capacity change from 0 to 16384 19:05:58 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x43, 0x43408) [ 120.395604][T10960] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 120.419005][T10959] EXT4-fs (loop3): unsupported inode size: 0 [ 120.425086][T10959] EXT4-fs (loop3): blocksize: 4096 [ 120.429618][T10958] FAULT_INJECTION: forcing a failure. [ 120.429618][T10958] name failslab, interval 1, probability 0, space 0, times 0 [ 120.435101][T10960] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, 19:05:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x380, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 120.443495][T10958] CPU: 1 PID: 10958 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 120.443449][T10960] block bitmap and bg descriptor inconsistent: 25648 vs 48 free clusters [ 120.469422][T10958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.479636][T10958] Call Trace: [ 120.482928][T10958] dump_stack+0x137/0x19d [ 120.487272][T10958] should_fail+0x23c/0x250 [ 120.491886][T10958] ? security_inode_alloc+0x30/0x180 [ 120.497376][T10958] __should_failslab+0x81/0x90 [ 120.502156][T10958] should_failslab+0x5/0x20 [ 120.506652][T10958] kmem_cache_alloc+0x46/0x2f0 [ 120.511407][T10958] security_inode_alloc+0x30/0x180 [ 120.516539][T10958] inode_init_always+0x20b/0x420 [ 120.521471][T10958] ? set_qf_name+0x230/0x230 [ 120.526063][T10958] new_inode_pseudo+0x73/0x1c0 [ 120.530819][T10958] new_inode+0x21/0x120 [ 120.535018][T10958] __ext4_new_inode+0x126/0x2f70 [ 120.540146][T10958] ? __dquot_initialize+0x131/0x7e0 [ 120.545388][T10958] ext4_mkdir+0x28a/0x760 [ 120.549737][T10958] vfs_mkdir+0x2a4/0x370 [ 120.554152][T10958] do_mkdirat+0x11d/0x200 [ 120.558485][T10958] __x64_sys_mkdir+0x32/0x40 [ 120.563271][T10958] do_syscall_64+0x4a/0x90 [ 120.568443][T10958] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.574496][T10958] RIP: 0033:0x4656e7 [ 120.578375][T10958] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.598142][T10958] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 120.606591][T10958] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 120.614653][T10958] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 120.622849][T10958] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff [ 120.630817][T10958] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 120.638838][T10958] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 19:05:59 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x2, 0x43408) 19:05:59 executing program 0 (fault-call:0 fault-nth:33): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000600100000f000000000000000100000005000000000004000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010100)="000000000000000000000000cf7e49a1d95947318303ae706f93d70610a9bc90ece5", 0x22, 0x4e0}], 0x0, &(0x7f0000000080)=ANY=[]) [ 120.657804][T10969] EXT4-fs (loop4): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. 19:05:59 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b000000", 0x58, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x1000, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="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"], 0x139, 0x0) [ 120.709499][T10992] loop2: detected capacity change from 0 to 16384 [ 120.726270][T10993] loop0: detected capacity change from 0 to 4 [ 120.730251][T10992] EXT4-fs (loop2): mounted filesystem without journal. Opts: nombcache,errors=continue. Quota mode: none. [ 120.733537][T10993] FAULT_INJECTION: forcing a failure. [ 120.733537][T10993] name failslab, interval 1, probability 0, space 0, times 0 [ 120.756705][T10993] CPU: 0 PID: 10993 Comm: syz-executor.0 Not tainted 5.13.0-rc6-syzkaller #0 [ 120.758380][T10992] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1140: group 0, [ 120.765531][T10993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.765549][T10993] Call Trace: [ 120.765557][T10993] dump_stack+0x137/0x19d [ 120.765582][T10993] should_fail+0x23c/0x250 [ 120.773996][T10992] block bitmap and bg descriptor inconsistent: 25648 vs 48 free clusters [ 120.784155][T10993] ? sidtab_sid2str_get+0x9c/0x130 [ 120.784178][T10993] __should_failslab+0x81/0x90 [ 120.814733][T10993] should_failslab+0x5/0x20 [ 120.819226][T10993] __kmalloc_track_caller+0x64/0x340 [ 120.824549][T10993] kmemdup+0x21/0x50 [ 120.828523][T10993] sidtab_sid2str_get+0x9c/0x130 [ 120.833498][T10993] security_sid_to_context_core+0x1cb/0x2d0 [ 120.839467][T10993] security_sid_to_context_force+0x2f/0x40 [ 120.845270][T10993] selinux_inode_init_security+0x49e/0x550 [ 120.851063][T10993] security_inode_init_security+0xd7/0x260 [ 120.856980][T10993] ? ext4_init_security+0x40/0x40 [ 120.861987][T10993] ext4_init_security+0x30/0x40 [ 120.866914][T10993] __ext4_new_inode+0x29a1/0x2f70 [ 120.872933][T10993] ext4_mkdir+0x28a/0x760 [ 120.877250][T10993] vfs_mkdir+0x2a4/0x370 [ 120.881482][T10993] do_mkdirat+0x11d/0x200 [ 120.885806][T10993] __x64_sys_mkdir+0x32/0x40 [ 120.890421][T10993] do_syscall_64+0x4a/0x90 [ 120.894829][T10993] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.900793][T10993] RIP: 0033:0x4656e7 [ 120.904669][T10993] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.924461][T10993] RSP: 002b:00007f560f139fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 120.933031][T10993] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00000000004656e7 [ 120.940999][T10993] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 120.949217][T10993] RBP: 00007f560f13a040 R08: 0000000000000000 R09: ffffffffffffffff 19:05:59 executing program 2: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000000400000030", 0xd, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x300, 0x2000}, {&(0x7f0000012600)="ed41000000100000dbf4655fdcf4655fdcf4655f000000000000040008", 0x1d, 0x4200}], 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB='nombcache']) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0), &(0x7f0000001500)=ANY=[@ANYBLOB="00fb39000086bca2cd166d353dabff93a8db9bc51d9ce34dfdd9732e117dc9b11a87855773cf12843e8988a7ac7e1282391c39017a27cce998a85907b2e5cbd567ff85d08bf7e1a7f2500ede2703000000000000009c366a0fe376dbbe2290200c8be7532b2b2ab7f57e6766ea287d5caeeab4a83806da39dfe7d2de99f0da6bb847dbf067b79e768aea471732c9a5cf31d7d47007c68990f2cedaa60d6932bcc53a623c1290217d89c26993f6383d0cac8a49f803a8d75dda9618029a5b18af10f8a6e8c07d4dc44614350d6ffdc851c47a3763e5f089919ee8188a9bcfad3ed4668a05ff1520ce2d1bb4bf76af41e85c12b8b536f8091b91c9cb252193aee4e890322a1f22fb3127226676a67dd1e4f5722a1d60dee943f74e64bba752a03146"], 0x139, 0x0) 19:05:59 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) r3 = openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x44, 0x43408) 19:05:59 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400009) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xda00) openat(0xffffffffffffffff, &(0x7f00000001c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x10, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000005c0)={0x2, 0x80, 0x96, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_int(r2, &(0x7f0000000200)=0x1c, 0x43408) [ 120.957198][T10993] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 120.965151][T10993] R13: 0000000020000100 R14: 00007f560f13a000 R15: 0000000020000080 [ 120.982235][T11001] loop3: detected capacity change from 0 to 16384 19:05:59 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000, 0x4, &(0x7f0000000980)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="02000000030000", 0x7, 0x1000}, {&(0x7f0000010500)="ffff000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff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